Moved mirage2 to use newer GTK template structure patterns

src/__builtins__.py

@@ -1,50 +1,73 @@
 # Python imports
 import builtins
+import traceback
 import threading
+import sys
 
 # Lib imports
 
 # Application imports
-from libs.event_system import EventSystem
-from libs.endpoint_registry import EndpointRegistry
-from libs.keybindings import Keybindings
 from libs.logger import Logger
-from libs.settings import Settings
+from libs.event_system import EventSystem
+from libs.keybindings import Keybindings
+from libs.settings.manager import SettingsManager
+from libs.widget_registery import WidgetRegisteryController
 
 
 
 # NOTE: Threads WILL NOT die with parent's destruction.
 def threaded_wrapper(fn):
     def wrapper(*args, **kwargs):
-        threading.Thread(target=fn, args=args, kwargs=kwargs, daemon=False).start()
+        thread = threading.Thread(target = fn, args = args, kwargs = kwargs, daemon = False)
+        thread.start()
+        return thread
     return wrapper
 
 # NOTE: Threads WILL die with parent's destruction.
 def daemon_threaded_wrapper(fn):
     def wrapper(*args, **kwargs):
-        threading.Thread(target=fn, args=args, kwargs=kwargs, daemon=True).start()
+        thread = threading.Thread(target = fn, args = args, kwargs = kwargs, daemon = True)
+        thread.start()
+        return thread
     return wrapper
 
-def sizeof_fmt_def(num, suffix="B"):
-    for unit in ["", "K", "M", "G", "T", "Pi", "Ei", "Zi"]:
-        if abs(num) < 1024.0:
-            return f"{num:3.1f} {unit}{suffix}"
-        num /= 1024.0
-    return f"{num:.1f} Yi{suffix}"
+def call_chain_wrapper(fn):
+    def wrapper(*args, **kwargs):
+        for line in traceback.format_stack():
+            print( line.strip() )
+
+        return fn(*args, **kwargs)
+    return wrapper
 
 
 # NOTE: Just reminding myself we can add to builtins two different ways...
 # __builtins__.update({"event_system": Builtins()})
 builtins.APP_NAME          = "Mirage2"
+
 builtins.keybindings       = Keybindings()
 builtins.event_system      = EventSystem()
-builtins.endpoint_registry = EndpointRegistry()
-builtins.settings          = Settings()
-builtins.logger            = Logger(settings.get_home_config_path(), \
-                                    _ch_log_lvl=settings.get_ch_log_lvl(), \
-                                    _fh_log_lvl=settings.get_fh_log_lvl()).get_logger()
+builtins.settings_manager  = SettingsManager()
+builtins.widget_registery  = WidgetRegisteryController()
+
+settings_manager.load_settings()
+
+builtins.logger            = Logger(
+                                settings_manager.path_manager.get_home_config_path(), \
+                                _ch_log_lvl = settings_manager.settings.debugging.ch_log_lvl, \
+                                _fh_log_lvl = settings_manager.settings.debugging.fh_log_lvl
+                            ).get_logger()
 
 builtins.threaded          = threaded_wrapper
 builtins.daemon_threaded   = daemon_threaded_wrapper
-builtins.sizeof_fmt        = sizeof_fmt_def
-builtins.event_sleep_time  = 0.05
+builtins.call_chain        = call_chain_wrapper
+
+
+
+def custom_except_hook(exc_type, exc_value, exc_traceback):
+    if issubclass(exc_type, KeyboardInterrupt):
+        sys.__excepthook__(exc_type, exc_value, exc_traceback)
+        return
+
+    logger.error("Uncaught exception", exc_info = (exc_type, exc_value, exc_traceback))
+
+# sys.excepthook = custom_except_hook

src/__init__.py

@@ -1,3 +1,3 @@
 """
-    Start of package.
+    Src Package.
 """

src/__main__.py

@@ -4,12 +4,12 @@
 import argparse
 import faulthandler
 import traceback
-from setproctitle import setproctitle
 
 import tracemalloc
 tracemalloc.start()
 
 # Lib imports
+from setproctitle import setproctitle
 
 # Application imports
 from __builtins__ import *
@@ -17,8 +17,9 @@ from app import Application
 
 
 
-def main(args, unknownargs):
+def main():
     setproctitle(f'{APP_NAME}')
+    settings_manager.set_start_load_time()
 
     if args.debug == "true":
         settings_manager.set_debug(True)
@@ -26,8 +27,10 @@ def main(args, unknownargs):
     if args.trace_debug == "true":
         settings_manager.set_trace_debug(True)
 
-    settings.do_dirty_start_check()
-    Application(args, unknownargs)
+    settings_manager.do_dirty_start_check()
+
+    app = Application()
+    app.run()
 
 
 
@@ -45,10 +48,11 @@ if __name__ == "__main__":
 
     # Read arguments (If any...)
     args, unknownargs = parser.parse_known_args()
+    settings_manager.set_starting_args( args, unknownargs )
 
     try:
         faulthandler.enable()  # For better debug info
-        main(args, unknownargs)
+        main()
     except Exception as e:
         traceback.print_exc()
         quit()

src/app.py

@@ -1,6 +1,8 @@
 # Python imports
+from contextlib import suppress
 import signal
 import os
+import json
 
 # Lib imports
 
@@ -19,27 +21,44 @@ class AppLaunchException(Exception):
 class Application:
     """ docstring for Application. """
 
-    def __init__(self, args, unknownargs):
+    def __init__(self):
         super(Application, self).__init__()
 
-        if not settings.is_trace_debug():
-            self.load_ipc(args, unknownargs)
-
         self.setup_debug_hook()
-        Window(args, unknownargs).main()
 
 
-    def load_ipc(self, args, unknownargs):
+    def run(self):
+        if not settings_manager.is_trace_debug():
+            if not self.load_ipc():
+                return
+
+        win = Window()
+        win.start()
+
+    def load_ipc(self):
+        args, \
+        unknownargs = settings_manager.get_starting_args()
         ipc_server  = IPCServer()
-        self.ipc_realization_check(ipc_server)
 
-        if not ipc_server.is_ipc_alive:
+        self.ipc_realization_check(ipc_server)
+        if ipc_server.is_ipc_alive:
+            return True
+
+        logger.warning(f"{APP_NAME} IPC Server Exists: Have sent path(s) to it and closing...")
+        files: list = []
         for arg in unknownargs + [args.new_tab,]:
             if os.path.isfile(arg):
-                    message = f"FILE|{arg}"
+                files.append(f"file://{arg}")
+
+            if os.path.isdir(arg):
+                message = f"DIR|{arg}"
                 ipc_server.send_ipc_message(message)
 
-            raise AppLaunchException(f"{APP_NAME} IPC Server Exists: Have sent path(s) to it and closing...")
+        if files:
+            message = f"FILES|{json.dumps(files)}"
+            ipc_server.send_ipc_message(message)
+
+        return False
 
     def ipc_realization_check(self, ipc_server):
         try:
@@ -47,18 +66,12 @@ class Application:
         except Exception:
             ipc_server.send_test_ipc_message()
 
-        try:
-            ipc_server.create_ipc_listener()
-        except Exception as e:
-            ...
-
     def setup_debug_hook(self):
-        try:
+        # Typically: ValueError: signal only works in main thread
+        with suppress(ValueError):
             # kill -SIGUSR2 <pid> from Linux/Unix or SIGBREAK signal from Windows
             signal.signal(
-                vars(signal).get("SIGBREAK") or vars(signal).get("SIGUSR1"),
+                vars(signal).get("SIGBREAK") or vars(signal).get("SIGUSR2"),
                 debug_signal_handler
             )
-        except ValueError:
-            # Typically: ValueError: signal only works in main thread
-            ...
+

src/core/__init__.py

@@ -1,3 +1,3 @@
 """
-    Gtk Bound Signal Module
+    Core Package
 """

src/core/containers/__init__.py

@@ -1,3 +1,3 @@
 """
-    Containers Module
+    Containers Package
 """

src/core/containers/base_container.py

@@ -6,8 +6,9 @@ gi.require_version('Gtk', '3.0')
 from gi.repository import Gtk
 
 # Application imports
-from .left_box import LeftBox
-from .right_box import RightBox
+from .header_container import HeaderContainer
+from .body_container import BodyContainer
+from .footer_container import FooterContainer
 
 
 
@@ -17,19 +18,38 @@ class BaseContainer(Gtk.Box):
 
         self._setup_styling()
         self._setup_signals()
-        self._load_widgets()
+        self._subscribe_to_events()
 
-        self.show_all()
+        self.show()
 
 
     def _setup_styling(self):
-        self.set_orientation(Gtk.Orientation.HORIZONTAL)
-        ctx = self.get_style_context()
-        ctx.add_class("container-padding-5px")
+        self.ctx = self.get_style_context()
+        self.ctx.add_class("base-container")
+
+        self.set_orientation(Gtk.Orientation.VERTICAL)
+        self._update_transparency()
 
     def _setup_signals(self):
-        ...
+        self.connect("show", self._handle_show)
+
+    def _subscribe_to_events(self):
+        event_system.subscribe("update-transparency", self._update_transparency)
+        event_system.subscribe("remove-transparency", self._remove_transparency)
+
+    def _handle_show(self, widget):
+        self.disconnect_by_func( self._handle_show )
+        self._load_widgets()
 
     def _load_widgets(self):
-        self.add(LeftBox())
-        self.add(RightBox())
+        widget_registery.expose_object("base-container", self)
+
+        self.add( HeaderContainer() )
+        self.add( BodyContainer() )
+        self.add( FooterContainer() )
+
+    def _update_transparency(self):
+        self.ctx.add_class(f"mw_transparency_{settings_manager.settings.theming.transparency}")
+
+    def _remove_transparency(self):
+        self.ctx.remove_class(f"mw_transparency_{settings_manager.settings.theming.transparency}")

src/core/containers/body_container.py

@@ -0,0 +1,47 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Gtk
+
+# Application imports
+from .left_container import LeftContainer
+from .center_container import CenterContainer
+from .right_container import RightContainer
+
+
+
+class BodyContainer(Gtk.Box):
+    def __init__(self):
+        super(BodyContainer, self).__init__()
+
+        self._setup_styling()
+        self._setup_signals()
+        self._subscribe_to_events()
+
+        self.show()
+
+
+    def _setup_styling(self):
+        self.ctx = self.get_style_context()
+        self.ctx.add_class("body-container")
+
+        self.set_orientation(Gtk.Orientation.HORIZONTAL)
+
+    def _setup_signals(self):
+        self.connect("show", self._handle_show)
+
+    def _subscribe_to_events(self):
+        ...
+
+    def _handle_show(self, widget):
+        self.disconnect_by_func( self._handle_show )
+        self._load_widgets()
+
+    def _load_widgets(self):
+        widget_registery.expose_object("body-container", self)
+
+        self.add( LeftContainer() )
+        self.add( CenterContainer() )
+        self.add( RightContainer() )

src/core/containers/center_container.py

@@ -0,0 +1,46 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Gtk
+
+# Application imports
+from .mirage.left_box import LeftBox
+from .mirage.right_box import RightBox
+
+
+
+class CenterContainer(Gtk.Box):
+    def __init__(self):
+        super(CenterContainer, self).__init__()
+
+        self._setup_styling()
+        self._setup_signals()
+        self._subscribe_to_events()
+
+        self.show()
+
+
+    def _setup_styling(self):
+        self.ctx = self.get_style_context()
+        self.ctx.add_class("center-container")
+
+        self.set_orientation(Gtk.Orientation.HORIZONTAL)
+        self.set_hexpand(True)
+        self.set_vexpand(True)
+        self.set_size_request(320, -1)
+
+    def _setup_signals(self):
+        self.connect("show", self._handle_show)
+
+    def _subscribe_to_events(self):
+        ...
+
+    def _handle_show(self, widget):
+        self.disconnect_by_func( self._handle_show )
+        self._load_widgets()
+
+    def _load_widgets(self):
+        self.add(LeftBox())
+        self.add(RightBox())

src/core/containers/footer_container.py

@@ -0,0 +1,44 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Gtk
+
+# Application imports
+from core.widgets.separator_widget import Separator
+
+
+
+class FooterContainer(Gtk.Box):
+    def __init__(self):
+        super(FooterContainer, self).__init__()
+
+        self._setup_styling()
+        self._setup_signals()
+        self._subscribe_to_events()
+
+        self.show()
+
+
+    def _setup_styling(self):
+        self.ctx = self.get_style_context()
+        self.ctx.add_class("footer-container")
+
+        self.set_orientation(Gtk.Orientation.VERTICAL)
+        self.set_hexpand(True)
+
+    def _setup_signals(self):
+        self.connect("show", self._handle_show)
+
+    def _subscribe_to_events(self):
+        ...
+
+    def _handle_show(self, widget):
+        self.disconnect_by_func( self._handle_show )
+        self._load_widgets()
+
+    def _load_widgets(self):
+        widget_registery.expose_object("footer-container", self)
+
+        self.add( Separator("separator-footer", 0) )

src/core/containers/header_container.py

@@ -0,0 +1,44 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Gtk
+
+# Application imports
+from core.widgets.separator_widget import Separator
+
+
+
+class HeaderContainer(Gtk.Box):
+    def __init__(self):
+        super(HeaderContainer, self).__init__()
+
+        self._setup_styling()
+        self._setup_signals()
+        self._subscribe_to_events()
+
+        self.show()
+
+
+    def _setup_styling(self):
+        self.ctx = self.get_style_context()
+        self.ctx.add_class("header-container")
+
+        self.set_orientation(Gtk.Orientation.VERTICAL)
+        self.set_hexpand(True)
+
+    def _setup_signals(self):
+        self.connect("show", self._handle_show)
+
+    def _subscribe_to_events(self):
+        ...
+
+    def _handle_show(self, widget):
+        self.disconnect_by_func( self._handle_show )
+        self._load_widgets()
+
+    def _load_widgets(self):
+        widget_registery.expose_object("header-container", self)
+
+        self.add( Separator("separator-header", 0) )

src/core/containers/left_container.py

@@ -0,0 +1,44 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Gtk
+
+# Application imports
+from core.widgets.separator_widget import Separator
+
+
+
+class LeftContainer(Gtk.Box):
+    def __init__(self):
+        super(LeftContainer, self).__init__()
+
+        self._setup_styling()
+        self._setup_signals()
+        self._subscribe_to_events()
+
+        self.show()
+
+
+    def _setup_styling(self):
+        self.ctx = self.get_style_context()
+        self.ctx.add_class("left-container")
+
+        self.set_orientation(Gtk.Orientation.HORIZONTAL)
+        self.set_vexpand(True)
+
+    def _setup_signals(self):
+        self.connect("show", self._handle_show)
+
+    def _subscribe_to_events(self):
+        ...
+
+    def _handle_show(self, widget):
+        self.disconnect_by_func( self._handle_show )
+        self._load_widgets()
+
+    def _load_widgets(self):
+        widget_registery.expose_object("left-container", self)
+
+        self.add( Separator("separator-left", 1) )

src/core/containers/mirage/__init__.py

@@ -0,0 +1,3 @@
+"""
+    Containers > Mirage Package
+"""

src/core/containers/mirage/image_list_scroll.py

@@ -6,7 +6,7 @@ gi.require_version('Gtk', '3.0')
 from gi.repository import Gtk
 
 # Application imports
-from ..widgets.image_list import ImageList
+from core.widgets.image_list import ImageList
 
 
 
@@ -17,7 +17,7 @@ class ImageListScroll(Gtk.ScrolledWindow):
         self.image_list_widget = None
         self.size  = 0
         self.start = 0
-        self.end   = settings.get_max_ring_thumbnail_list()
+        self.end   = settings_manager.settings.config.max_ring_thumbnail_list
 
         self._setup_styling()
         self._setup_signals()
@@ -36,7 +36,7 @@ class ImageListScroll(Gtk.ScrolledWindow):
         self.connect("edge-overshot", self._handle_edge_reached)
 
     def _subscribe_to_events(self):
-        event_system.subscribe("update_list_size_constraints", self._update_list_size_constraints)
+        event_system.subscribe("update-list-size-constraints", self._update_list_size_constraints)
 
     def _load_widgets(self):
         self.image_list_widget = ImageList()
@@ -46,7 +46,7 @@ class ImageListScroll(Gtk.ScrolledWindow):
     def _update_list_size_constraints(self, size):
         self.size  = size
         self.start = 0
-        self.end   = settings.get_max_ring_thumbnail_list()
+        self.end   = settings_manager.settings.config.max_ring_thumbnail_list
 
     def _handle_edge_reached(self, widget, edge):
         children    = self.image_list_widget.get_children()
@@ -75,5 +75,4 @@ class ImageListScroll(Gtk.ScrolledWindow):
 
     def _unload_image(self, child):
         child.hide()
-        # child.image.clear()
         child.is_loaded = False

src/core/containers/mirage/image_view_evebox.py

@@ -8,7 +8,7 @@ from gi.repository import Gtk
 from gi.repository import Gdk
 
 # Application imports
-from ..widgets.image_view import ImageView
+from core.widgets.image_view import ImageView
 
 
 
@@ -86,6 +86,6 @@ class ImageViewEveBox(Gtk.EventBox):
         self._drag_start_y = 0
 
     def set_cursor(self, type = None):
-        window = settings.get_main_window()
+        window = settings_manager.get_main_window()
         cursor = Gdk.Cursor(type)
         window.get_window().set_cursor(cursor)

src/core/containers/mirage/image_view_scroll.py

@@ -18,7 +18,7 @@ class ImageViewScroll(Gtk.ScrolledWindow):
     def __init__(self):
         super(ImageViewScroll, self).__init__()
 
-        self.fimages      = settings.get_images_filter()
+        self.fimages      = tuple(settings_manager.settings.filters.images)
         self.curent_dir   = None
         self.size_request = None
 
@@ -42,7 +42,7 @@ class ImageViewScroll(Gtk.ScrolledWindow):
         self.connect('scroll-event', self.on_scroll)
 
     def _subscribe_to_events(self):
-        event_system.subscribe("do_filter_open", self._do_filter_open)
+        event_system.subscribe("do-filter-open", self._do_filter_open)
 
     def _load_widgets(self):
         vadjustment = self.get_vadjustment()
@@ -82,7 +82,7 @@ class ImageViewScroll(Gtk.ScrolledWindow):
         has_loaded_image = False
 
         if not os.path.isdir(path):
-            event_system.emit("handle_file_from_dnd", (path,))
+            event_system.emit("handle-file-from-dnd", (path,))
             path = os.path.dirname(path)
             has_loaded_image = True
 
@@ -104,9 +104,9 @@ class ImageViewScroll(Gtk.ScrolledWindow):
         if not has_loaded_image:
             img    = img_list[0]
             target = os.path.join(path, img)
-            event_system.emit("handle_file_from_dnd", target)
+            event_system.emit("handle-file-from-dnd", target)
 
-        event_system.emit("load_image_list", (path, img_list))
+        event_system.emit("load-image-list", (path, img_list))
 
     @daemon_threaded
     def _size_request_change(self, widget = None, rect = None):
@@ -116,7 +116,7 @@ class ImageViewScroll(Gtk.ScrolledWindow):
 
         if self.size_request.width != rect.width or self.size_request.height != rect.height:
             self.size_request = rect
-            GLib.idle_add(event_system.emit, *("size_allocate",))
+            GLib.idle_add(event_system.emit, *("size-allocate",))
 
     def on_scroll(self, widget = None, event = None):
         accel_mask = Gtk.accelerator_get_default_mod_mask()
@@ -141,8 +141,8 @@ class ImageViewScroll(Gtk.ScrolledWindow):
                 adjustment.set_value(current_val - step_val)
         else:
             if direction > 0:
-                event_system.emit("zoom_out")
+                event_system.emit("zoom-out")
             else:
-                event_system.emit("zoom_in")
+                event_system.emit("zoom-in")
 
         return True # NOTE: Stop event propigation

src/core/containers/mirage/left_box.py

@@ -23,7 +23,7 @@ class LeftBox(Gtk.Box):
 
     def _setup_styling(self):
         self.set_orientation(Gtk.Orientation.VERTICAL)
-        self.set_size_request(settings.get_thumbnail_with() + 15, -1)
+        self.set_size_request(settings_manager.settings.config.thumbnail_with + 15, -1)
         self.set_vexpand(True)
 
     def _setup_signals(self):

src/core/containers/mirage/right_box.py

@@ -8,9 +8,9 @@ from gi.repository import Gtk
 # Application imports
 from .image_view_scroll import ImageViewScroll
 
-from ..widgets.button_controls import ButtonControls
-from ..widgets.path_label import PathLabel
-from ..widgets.ocr_window import OCRWindow
+from core.widgets.button_controls import ButtonControls
+from core.widgets.path_label import PathLabel
+from core.widgets.ocr_window import OCRWindow
 
 
 
@@ -35,7 +35,7 @@ class RightBox(Gtk.Box):
         ...
 
     def _subscribe_to_events(self):
-        event_system.subscribe("background_fill", self._toggle_background)
+        event_system.subscribe("background-fill", self._toggle_background)
 
     def _load_widgets(self):
         window = OCRWindow()

src/core/containers/right_container.py

@@ -0,0 +1,44 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Gtk
+
+# Application imports
+from core.widgets.separator_widget import Separator
+
+
+
+class RightContainer(Gtk.Box):
+    def __init__(self):
+        super(RightContainer, self).__init__()
+
+        self._setup_styling()
+        self._setup_signals()
+        self._subscribe_to_events()
+
+        self.show()
+
+
+    def _setup_styling(self):
+        self.ctx = self.get_style_context()
+        self.ctx.add_class("right-container")
+
+        self.set_orientation(Gtk.Orientation.HORIZONTAL)
+        self.set_vexpand(True)
+
+    def _setup_signals(self):
+        self.connect("show", self._handle_show)
+
+    def _subscribe_to_events(self):
+        ...
+
+    def _handle_show(self, widget):
+        self.disconnect_by_func( self._handle_show )
+        self._load_widgets()
+
+    def _load_widgets(self):
+        widget_registery.expose_object("right-container", self)
+
+        self.add( Separator("separator-right", 1) )

src/core/controller.py

@@ -1,60 +0,0 @@
-# Python imports
-import os
-
-# Lib imports
-import gi
-gi.require_version('Gtk', '3.0')
-gi.require_version('Gdk', '3.0')
-from gi.repository import Gtk
-from gi.repository import Gdk
-from gi.repository import GLib
-
-# Application imports
-from .mixins.signals_mixins import SignalsMixins
-from .controller_data import ControllerData
-from .containers.base_container import BaseContainer
-
-
-
-class Controller(SignalsMixins, ControllerData):
-    def __init__(self, args, unknownargs):
-        self.setup_controller_data()
-
-        self._setup_styling()
-        self._setup_signals()
-        self._subscribe_to_events()
-
-        if args.no_plugins == "false":
-            self.plugins.launch_plugins()
-
-        collection =  unknownargs + [args.file] if args.file and os.path.isfile(args.file) else unknownargs
-        event_system.emit("do_filter_open", (collection,))
-
-    def _setup_styling(self):
-        ...
-
-    def _setup_signals(self):
-        self.window.connect("focus-out-event", self.unset_keys_and_data)
-        self.window.connect("key-press-event", self.on_global_key_press_controller)
-        self.window.connect("key-release-event", self.on_global_key_release_controller)
-
-    def _subscribe_to_events(self):
-        event_system.subscribe("handle_file_from_ipc", self.handle_file_from_ipc)
-        event_system.subscribe("handle_dir_from_ipc", self.handle_dir_from_ipc)
-        event_system.subscribe("tggl_top_main_menubar", self._tggl_top_main_menubar)
-
-    def _tggl_top_main_menubar(self):
-        logger.debug("_tggl_top_main_menubar > stub...")
-
-    def setup_builder_and_container(self):
-        self.builder     = Gtk.Builder()
-        # self.builder.add_from_file(settings.get_glade_file())
-        self.builder.expose_object("main_window", self.window)
-
-        settings.set_builder(self.builder)
-        self.base_container = BaseContainer()
-
-        settings.register_signals_to_builder([self, self.base_container])
-
-    def get_base_container(self):
-        return self.base_container

src/core/controllers/__init__.py

@@ -0,0 +1,3 @@
+"""
+    Controllers Package
+"""

src/core/controllers/base_controller.py

@@ -0,0 +1,88 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Gtk
+
+# Application imports
+from plugins import plugins_controller
+
+from libs.mixins.ipc_signals_mixin import IPCSignalsMixin
+from libs.mixins.keyboard_signals_mixin import KeyboardSignalsMixin
+
+from ..containers.base_container import BaseContainer
+
+from .base_controller_mixin import BaseControllerMixin
+from .bridge_controller import BridgeController
+
+
+
+class BaseController(IPCSignalsMixin, KeyboardSignalsMixin, BaseControllerMixin):
+    """ docstring for BaseController. """
+
+    def __init__(self):
+
+        self._setup_controller_data()
+        self.plugins_controller.manual_launch_plugins()
+
+        self._load_plugins(is_pre = True)
+        self._setup_styling()
+        self._setup_signals()
+        self._subscribe_to_events()
+        self._load_controllers()
+        self._load_plugins(is_pre = False)
+
+        self._load_files()
+
+        logger.info(f"Made it past {self.__class__} loading...")
+        settings_manager.set_end_load_time()
+        settings_manager.log_load_time()
+
+
+    def _setup_controller_data(self):
+        self.window             = settings_manager.get_main_window()
+        self.base_container     = BaseContainer()
+        self.plugins_controller = plugins_controller
+
+        settings_manager.register_signals_to_builder([self, self.base_container])
+
+        self._collect_files_dirs()
+
+    def _setup_styling(self):
+        ...
+
+    def _setup_signals(self):
+        self.window.connect("focus-out-event", self.unset_keys_and_data)
+        self.window.connect("key-press-event", self.on_global_key_press_controller)
+        self.window.connect("key-release-event", self.on_global_key_release_controller)
+
+    def _subscribe_to_events(self):
+        event_system.subscribe("shutting-down", lambda: print("Shutting down..."))
+        event_system.subscribe("handle-file-from-ipc", self.handle_file_from_ipc)
+        event_system.subscribe("handle-files-from-ipc", self.handle_files_from_ipc)
+        event_system.subscribe("handle-dir-from-ipc", self.handle_dir_from_ipc)
+        event_system.subscribe("tggl-top-main-menubar", self._tggl_top_main_menubar)
+
+    def _load_controllers(self):
+        BridgeController()
+
+    def _load_plugins(self, is_pre: bool):
+        args, unknownargs = settings_manager.get_starting_args()
+        if args.no_plugins == "true": return
+
+        if is_pre:
+            self.plugins_controller.pre_launch_plugins()
+            return
+
+        if not is_pre:
+            self.plugins_controller.post_launch_plugins()
+            return
+
+    def _load_files(self):
+        for file in settings_manager.get_starting_files():
+            event_system.emit("post-file-to-ipc", file)
+
+    def _tggl_top_main_menubar(self):
+        logger.debug("_tggl_top_main_menubar > stub...")
+

src/core/controllers/base_controller_mixin.py

@@ -1,30 +1,37 @@
 # Python imports
 import os
 import subprocess
+from shutil import which
 
 # Lib imports
 
 # Application imports
-from plugins.plugins_controller import PluginsController
 
 
 
+class BaseControllerMixin:
+    ''' BaseControllerMixin contains most of the state of the app at ay given time. It also has some support methods. '''
 
-class ControllerData:
-    ''' ControllerData contains most of the state of the app at ay given time. It also has some support methods. '''
+    def _collect_files_dirs(self):
+        args, \
+        unknownargs = settings_manager.get_starting_args()
+        files       = []
 
-    def setup_controller_data(self) -> None:
-        self.window      = settings.get_main_window()
-        self.builder     = None
-        self.base_container   = None
-        self.was_midified_key = False
-        self.ctrl_down   = False
-        self.shift_down  = False
-        self.alt_down    = False
+        for arg in unknownargs + [args.new_tab,]:
+            if os.path.isfile(arg):
+                files.append(f"{arg}")
 
-        self.setup_builder_and_container()
-        self.plugins     = PluginsController()
+            if os.path.isdir(arg):
+                message = f"DIR|{arg}"
+                ipc_server.send_ipc_message(message)
 
+        if not files: return
+
+        settings_manager.set_is_starting_with_file(True)
+        settings_manager.set_starting_files(files)
+
+    def get_base_container(self):
+        return self.base_container
 
     def clear_console(self) -> None:
         ''' Clears the terminal screen. '''
@@ -57,13 +64,23 @@ class ControllerData:
             widget.remove(child)
 
     def get_clipboard_data(self, encoding = "utf-8") -> str:
+        if not which("xclip"):
+            logger.info('xclip not found...')
+            return
+
+        command = ['xclip','-selection','clipboard']
         proc    = subprocess.Popen(['xclip','-selection', 'clipboard', '-o'], stdout = subprocess.PIPE)
         retcode = proc.wait()
         data    = proc.stdout.read()
         return data.decode(encoding).strip()
 
     def set_clipboard_data(self, data: type, encoding = "utf-8") -> None:
-        proc = subprocess.Popen(['xclip','-selection','clipboard'], stdin=subprocess.PIPE)
+        if not which("xclip"):
+            logger.info('xclip not found...')
+            return
+
+        command = ['xclip','-selection','clipboard']
+        proc = subprocess.Popen(command, stdin = subprocess.PIPE)
         proc.stdin.write(data.encode(encoding))
         proc.stdin.close()
         retcode = proc.wait()

src/core/controllers/bridge_controller.py

@@ -0,0 +1,41 @@
+# Python imports
+import base64
+
+# Lib imports
+
+# Application imports
+
+
+
+class BridgeController:
+    def __init__(self):
+
+        self._setup_signals()
+        self._subscribe_to_events()
+
+
+    def _setup_signals(self):
+        ...
+
+    def _subscribe_to_events(self):
+        event_system.subscribe("handle-bridge-event", self.handle_bridge_event)
+
+
+    def handle_bridge_event(self, event):
+        match event.topic:
+            case "save":
+                event_system.emit(f"handle-file-event-{event.originator}", (event,))
+            case "close":
+                event_system.emit(f"handle-file-event-{event.originator}", (event,))
+            case "load_buffer":
+                event_system.emit(f"handle-file-event-{event.originator}", (event,))
+            case "load_file":
+                event_system.emit(f"handle-file-event-{event.originator}", (event,))
+            case "alert":
+                content = base64.b64decode( event.content.encode() ).decode("utf-8")
+                logger.info(f"\nMessage Topic:  {event.topic}\nMessage Content:  {content}")
+            case "error":
+                content = base64.b64decode( event.content.encode() ).decode("utf-8")
+                logger.info(content)
+            case _:
+                ...

src/core/mixins/__init__.py

@@ -1,3 +0,0 @@
-"""
-    Generic Mixins Module
-"""

src/core/mixins/signals/__init__.py

@@ -1,3 +0,0 @@
-"""
-    Signals module
-"""

src/core/mixins/signals/ipc_signals_mixin.py

@@ -1,22 +0,0 @@
-# Python imports
-
-# Lib imports
-
-# Application imports
-
-
-
-
-class IPCSignalsMixin:
-    """ IPCSignalsMixin handle messages from another starting solarfm process. """
-
-    def print_to_console(self, message=None):
-        print(message)
-
-    def handle_file_from_ipc(self, path: str) -> None:
-        print(f"File From IPC: {path}")
-        event_system.emit("do_filter_open", ([path],))
-
-    def handle_dir_from_ipc(self, path: str) -> None:
-        print(f"Dir From IPC: {path}")
-        event_system.emit("do_filter_open", ([path],))

src/core/mixins/signals_mixins.py

@@ -1,13 +0,0 @@
-# Python imports
-
-# Lib imports
-from .signals.ipc_signals_mixin import IPCSignalsMixin
-from .signals.keyboard_signals_mixin import KeyboardSignalsMixin
-
-# Application imports
-
-
-
-
-class SignalsMixins(KeyboardSignalsMixin, IPCSignalsMixin):
-    ...

src/core/widgets/button_controls.py

@@ -30,7 +30,7 @@ class ButtonControls(Gtk.ButtonBox):
         ...
 
     def _load_widgets(self):
-        icons_path     = settings.get_icons_path()
+        icons_path     = settings_manager.path_manager.get_icons_path()
         center_widget  = Gtk.ButtonBox()
         zoomout_button = Gtk.Button()
         lrotate_button = Gtk.Button()
@@ -97,32 +97,32 @@ class ButtonControls(Gtk.ButtonBox):
         self.set_center_widget(center_widget)
 
     def _zoom_out(self, widget = None, eve = None):
-        event_system.emit("zoom_out")
+        event_system.emit("zoom-out")
 
     def _rotate_left(self, widget = None, eve = None):
-        event_system.emit("rotate_left")
+        event_system.emit("rotate-left")
 
     def _vertical_flip(self, widget = None, eve = None):
-        event_system.emit("vertical_flip")
+        event_system.emit("vertical-flip")
 
     def _scale_1_two_1(self, widget = None, eve = None):
         self._unset_class(self.fit_button)
         self._set_class(self.one2one_button)
-        event_system.emit("scale_1_two_1")
+        event_system.emit("scale-1-to-1")
 
     def _fit_to_container(self, widget = None, eve = None):
         self._unset_class(self.one2one_button)
         self._set_class(self.fit_button)
-        event_system.emit("fit_to_container")
+        event_system.emit("fit-to-container")
 
     def _horizontal_flip(self, widget = None, eve = None):
-        event_system.emit("horizontal_flip")
+        event_system.emit("horizontal-flip")
 
     def _rotate_right(self, widget = None, eve = None):
-        event_system.emit("rotate_right")
+        event_system.emit("rotate-right")
 
     def _zoom_in(self, widget = None, eve = None):
-        event_system.emit("zoom_in")
+        event_system.emit("zoom-in")
 
     def _set_class(self, target):
         ctx = target.get_style_context()
@@ -133,4 +133,4 @@ class ButtonControls(Gtk.ButtonBox):
         ctx.remove_class("button-highlighted")
 
     def _show_ocr(self, widget):
-        event_system.emit("show_ocr")
+        event_system.emit("show-ocr")

src/core/widgets/image.py

@@ -15,11 +15,11 @@ from .image_view import ImageView, PImage
 
 
 class Image(Gtk.EventBox):
-    def __init__(self, path = None):
+    def __init__(self, path: str):
         super(Image, self).__init__()
 
-        self._thumbnail_with   = settings.get_thumbnail_with()
-        self._thumbnail_height = settings.get_thumbnail_height()
+        self._thumbnail_with   = settings_manager.settings.config.thumbnail_with
+        self._thumbnail_height = settings_manager.settings.config.thumbnail_height
         self.is_loaded = False
         self.image     = None
         self.path      = path
@@ -45,7 +45,7 @@ class Image(Gtk.EventBox):
 
     def set_image_to_view(self, widget = None, eve = None):
         if eve.button == 1:
-            event_system.emit("handle_file_from_dnd", (self.path, ))
+            event_system.emit("handle-file-from-dnd", (self.path, ))
 
     def load_pixbuf(self):
         self.set_from_pixbuf( self.get_pixbuf_data(self.path, \
@@ -56,7 +56,7 @@ class Image(Gtk.EventBox):
     def set_from_pixbuf(self, pixbuf):
         self.image.set_from_pixbuf(pixbuf)
 
-    def get_pixbuf_data(self, path, w = 126, h = 126):
+    def get_pixbuf_data(self, path: str, w: int = 126, h: int = 126):
         path   = self.path if not path else path
         pixbuf = None
 
@@ -66,10 +66,13 @@ class Image(Gtk.EventBox):
         if path.endswith(".gif"):
             pixbuf = GdkPixbuf.PixbufAnimation.new_from_file(path).get_static_image()
 
-        if not pixbuf:
-            try:
-                pixbuf = Gtk.Image.new_from_file(path).get_pixbuf()
-            except Exception:
-                pixbuf = Gtk.Image.new_from_resource(path).get_pixbuf()
-
+        if pixbuf:
             return pixbuf.scale_simple(w, h, 2)  # 2 = BILINEAR and is best by default
+
+        try:
+            return GdkPixbuf.Pixbuf.new_from_file_at_scale(path, w, h, True)
+        except Exception:
+            return Gtk.Image.new_from_resource(path) \
+                        .get_pixbuf() \
+                        .scale_simple(w, h, 2)  # 2 = BILINEAR and is best by default
+

src/core/widgets/image_list.py

@@ -33,12 +33,12 @@ class ImageList(Gtk.Box):
         ...
 
     def _subscribe_to_events(self):
-        event_system.subscribe("load_image_list", self.load_image_list)
+        event_system.subscribe("load-image-list", self.load_image_list)
 
     def _load_widgets(self):
         ...
 
-    def _clear_children(self, widget: type) -> None:
+    def _clear_children(self, widget: Gtk.Object) -> None:
         ''' Clear children of a gtk widget. '''
         for child in widget.get_children():
             widget.remove(child)
@@ -49,9 +49,10 @@ class ImageList(Gtk.Box):
             path = os.path.join(self.path, img)
             paths.append(path)
 
+        paths.sort()
         return paths
 
-    def load_image_list(self, path = None, img_list: [] = []):
+    def load_image_list(self, path: str, img_list: list = []):
         if not path or len(img_list) == 0:
             return
 
@@ -64,10 +65,14 @@ class ImageList(Gtk.Box):
         for file in paths:
             self.add( Image(file) )
 
-        event_system.emit("update_list_size_constraints", (len(paths),))
+        event_system.emit("update-list-size-constraints", (len(paths),))
         self.show_range()
 
-    def show_range(self, i = 0, j = settings.get_max_ring_thumbnail_list()):
+    def show_range(
+        self,
+        i: int = 0,
+        j: int = settings_manager.settings.config.max_ring_thumbnail_list
+    ):
         children = self.get_children()
         if len(children) <= j:
             j = len(children) - 1
@@ -78,7 +83,7 @@ class ImageList(Gtk.Box):
             i += 1
 
     @daemon_threaded
-    def load_child_pixbuf_threaded(self, child):
+    def load_child_pixbuf_threaded(self, child: Gtk.Object):
         GLib.idle_add(child.load_pixbuf)
         GLib.idle_add(child.show)
         Gtk.main_iteration()

src/core/widgets/image_view.py

@@ -47,18 +47,18 @@ class ImageView(ImageViewMixin, Gtk.Image):
         ...
 
     def _subscribe_to_events(self):
-        event_system.subscribe("size_allocate", self._size_allocate)
-        event_system.subscribe("handle_file_from_dnd", self._handle_file_from_dnd)
+        event_system.subscribe("size-allocate", self._size_allocate)
+        event_system.subscribe("handle-file-from-dnd", self._handle_file_from_dnd)
 
-        event_system.subscribe("get_active_image_path", self._get_active_image_path)
-        event_system.subscribe("zoom_out", self._zoom_out)
-        event_system.subscribe("rotate_left", self._rotate_left)
-        event_system.subscribe("vertical_flip", self._vertical_flip)
-        event_system.subscribe("scale_1_two_1", self._scale_1_two_1)
-        event_system.subscribe("fit_to_container", self._fit_to_container)
-        event_system.subscribe("horizontal_flip", self._horizontal_flip)
-        event_system.subscribe("rotate_right", self._rotate_right)
-        event_system.subscribe("zoom_in", self._zoom_in)
+        event_system.subscribe("get-active-image-path", self._get_active_image_path)
+        event_system.subscribe("zoom-out", self._zoom_out)
+        event_system.subscribe("rotate-left", self._rotate_left)
+        event_system.subscribe("vertical-flip", self._vertical_flip)
+        event_system.subscribe("scale-1-to-1", self._scale_1_two_1)
+        event_system.subscribe("fit-to-container", self._fit_to_container)
+        event_system.subscribe("horizontal-flip", self._horizontal_flip)
+        event_system.subscribe("rotate-right", self._rotate_right)
+        event_system.subscribe("zoom-in", self._zoom_in)
 
     def _load_widgets(self):
         ...
@@ -91,15 +91,22 @@ class ImageView(ImageViewMixin, Gtk.Image):
 
         width        = self.pixbuff.get_width()
         height       = self.pixbuff.get_height()
-        size         = sizeof_fmt( getsize(path) )
+        size         = self.sizeof_fmt( getsize(path) )
         path         = f"{path}  |  {width} x {height}  |  {size}"
-        event_system.emit("update_path_label", (path,))
+        event_system.emit("update-path-label", (path,))
 
         if self.fit_to_win:
             self._fit_to_container()
         else:
             self._scale_1_two_1()
 
+    def sizeof_fmt(self, num, suffix = "B"):
+        for unit in ["", "K", "M", "G", "T", "Pi", "Ei", "Zi"]:
+            if abs(num) < 1024.0:
+                return f"{num:3.1f} {unit}{suffix}"
+            num /= 1024.0
+        return f"{num:.1f} Yi{suffix}"
+
     def set_as_gif(self, path):
         image = None
         try:

src/core/widgets/ocr_window.py

@@ -19,7 +19,7 @@ class OCRWindow(Gtk.Window):
     def __init__(self):
         super(OCRWindow, self).__init__()
 
-        self.tesseract_path = f"{settings.get_home_config_path()}/tesseract-ocr.AppImage"
+        self.tesseract_path = f"{settings_manager.path_manager.get_home_config_path()}/tesseract-ocr.AppImage"
         self.download_url   = "https://github.com/AlexanderP/tesseract-appimage/releases/download/v5.3.3/tesseract-5.3.3-x86_64.AppImage"
 
         self._setup_styling()
@@ -30,7 +30,7 @@ class OCRWindow(Gtk.Window):
 
     def _setup_styling(self):
         self.set_title(f"Tesseract OCR")
-        self.set_icon_from_file( settings.get_window_icon() )
+        self.set_icon_from_file( settings_manager.path_manager.get_window_icon() )
         self.set_gravity(5)  # 5 = CENTER
         self.set_position(1) # 1 = CENTER, 4 = CENTER_ALWAYS
 
@@ -42,7 +42,7 @@ class OCRWindow(Gtk.Window):
         self.connect("delete-event", self._tear_down)
 
     def _subscribe_to_events(self):
-        event_system.subscribe("show_ocr", self._show_ocr)
+        event_system.subscribe("show-ocr", self._show_ocr)
 
     def _load_widgets(self):
         scrolled_window = Gtk.ScrolledWindow()

src/core/widgets/path_label.py

@@ -33,12 +33,12 @@ class PathLabel(Gtk.Label):
         self.set_margin_bottom(10)
 
     def _subscribe_to_events(self):
-        event_system.subscribe("update_path_label", self.update_path_label)
+        event_system.subscribe("update-path-label", self.update_path_label)
 
     def _load_widgets(self):
         ...
 
-    def update_path_label(self, path = None):
+    def update_path_label(self, path: str):
         if not path: return
 
         self.set_label(path)

src/core/widgets/separator_widget.py

@@ -0,0 +1,36 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Gtk
+
+# Application imports
+
+
+
+class Separator(Gtk.Separator):
+    def __init__(self, id: str = None, ORIENTATION: int = 0):
+        super(Separator, self).__init__()
+
+        if id:
+            widget_registery.expose_object(id, self)
+
+        self.ORIENTATION = ORIENTATION
+        self._setup_styling()
+        self._setup_signals()
+        self._load_widgets()
+
+        self.show()
+
+
+    def _setup_styling(self):
+        # HORIZONTAL = 0, VERTICAL = 1
+        self.set_orientation(self.ORIENTATION)
+
+
+    def _setup_signals(self):
+        ...
+
+    def _load_widgets(self):
+        ...

src/core/window.py

@@ -1,5 +1,4 @@
 # Python imports
-import time
 import signal
 
 # Lib imports
@@ -11,93 +10,151 @@ from gi.repository import Gtk
 from gi.repository import Gdk
 from gi.repository import GLib
 
+try:
+    from gi.repository import GdkX11
+except ImportError:
+    logger.debug("Could not import X11 gir module...")
+
 # Application imports
-from core.controller import Controller
+from libs.status_icon import StatusIcon
+from core.controllers.base_controller import BaseController
 
 
 
-class ControllerStartExceptiom(Exception):
+class ControllerStartException(Exception):
     ...
 
 
+
 class Window(Gtk.ApplicationWindow):
     """ docstring for Window. """
 
-    def __init__(self, args, unknownargs):
+    def __init__(self):
         super(Window, self).__init__()
+        settings_manager.set_main_window(self)
 
+        self._status_icon = None
         self._controller  = None
 
-        settings.set_main_window(self)
-        self._set_window_data()
         self._setup_styling()
         self._setup_signals()
         self._subscribe_to_events()
 
-        self._load_widgets(args, unknownargs)
-        self.show()
-
-        # NOTE: Need to set size after show b/c get_allocation methods are initially incorrect if done beforehand...
+        self._set_window_data()
         self._set_size_constraints()
 
+        self.show()
+
 
     def _setup_styling(self):
         self.set_title(f"{APP_NAME}")
-        self.set_icon_from_file( settings.get_window_icon() )
+        self.set_icon_from_file( settings_manager.path_manager.get_window_icon() )
+        self.set_decorated(True)
+        self.set_skip_pager_hint(False)
+        self.set_skip_taskbar_hint(False)
         self.set_gravity(5)  # 5 = CENTER
         self.set_position(1) # 1 = CENTER, 4 = CENTER_ALWAYS
 
-    def _set_size_constraints(self):
-        self.set_default_size(settings.get_main_window_width(),
-                                settings.get_main_window_height())
-        self.set_size_request(settings.get_main_window_min_width(),
-                                settings.get_main_window_min_height())
+        ctx = self.get_style_context()
+        ctx.add_class("main-window")
+        ctx.add_class(f"mw_transparency_{settings_manager.settings.theming.transparency}")
 
     def _setup_signals(self):
-        self.connect("delete-event", self._tear_down)
-        GLib.unix_signal_add(GLib.PRIORITY_DEFAULT, signal.SIGINT, self._tear_down)
+        self.connect("focus-in-event", self._on_focus_in_event)
+        self.connect("focus-out-event", self._on_focus_out_event)
+        self.connect("show", self._handle_show)
+
+        self.connect("delete-event", self.stop)
+        GLib.unix_signal_add(GLib.PRIORITY_DEFAULT, signal.SIGINT, self.stop)
 
     def _subscribe_to_events(self):
-        event_system.subscribe("tear_down", self._tear_down)
+        event_system.subscribe("tear-down", self.stop)
+        event_system.subscribe("load-interactive-debug", self._load_interactive_debug)
 
-    def _load_widgets(self, args, unknownargs):
-        if settings.is_debug():
+    def _handle_show(self, widget):
+        self.disconnect_by_func( self._handle_show )
+        self._load_widgets()
+
+    def _load_widgets(self):
+        widget_registery.expose_object("main-window", self)
+
+        if settings_manager.is_debug():
             self.set_interactive_debugging(True)
 
-
-        self._controller = Controller(args, unknownargs)
+        self._controller  = BaseController()
+        self._status_icon = StatusIcon()
         if not self._controller:
-            raise ControllerStartException("Controller exited and doesn't exist...")
+            raise ControllerStartException("BaseController exited and doesn't exist...")
 
         self.add( self._controller.get_base_container() )
 
+    def _display_manager(self):
+        """ Try to detect which display manager we are running under... """
+
+        import os
+        if os.environ.get('WAYLAND_DISPLAY'):
+            return 'WAYLAND'
+
+        return 'X11'
+
+    def _set_size_constraints(self):
+        _window_x   = settings_manager.settings.config.main_window_x
+        _window_y   = settings_manager.settings.config.main_window_y
+        _min_width  = settings_manager.settings.config.main_window_min_width
+        _min_height = settings_manager.settings.config.main_window_min_height
+        _width      = settings_manager.settings.config.main_window_width
+        _height     = settings_manager.settings.config.main_window_height
+
+        self.move(_window_x, _window_y - 28)
+        self.set_size_request(_min_width, _min_height)
+        self.set_default_size(_width, _height)
+
     def _set_window_data(self) -> None:
         screen = self.get_screen()
         visual = screen.get_rgba_visual()
 
-        if visual and screen.is_composited() and settings.make_transparent() == 0:
+        if visual and screen.is_composited() and settings_manager.settings.config.make_transparent == 0:
             self.set_visual(visual)
             self.set_app_paintable(True)
-            self.connect("draw", self._area_draw)
+            # self.connect("draw", self._area_draw)
 
         # bind css file
         cssProvider  = Gtk.CssProvider()
-        cssProvider.load_from_path( settings.get_css_file() )
-        screen       = Gdk.Screen.get_default()
         styleContext = Gtk.StyleContext()
+        cssProvider.load_from_path( settings_manager.path_manager.get_css_file() )
         styleContext.add_provider_for_screen(screen, cssProvider, Gtk.STYLE_PROVIDER_PRIORITY_USER)
 
     def _area_draw(self, widget: Gtk.ApplicationWindow, cr: cairo.Context) -> None:
-        cr.set_source_rgba( *settings.get_paint_bg_color() )
+        cr.set_source_rgba( *settings_manager.get_paint_bg_color() )
         cr.set_operator(cairo.OPERATOR_SOURCE)
         cr.paint()
         cr.set_operator(cairo.OPERATOR_OVER)
 
 
-    def _tear_down(self, widget=None, eve=None):
-        settings.clear_pid()
-        time.sleep(event_sleep_time)
-        Gtk.main_quit()
+    def _on_focus_in_event(self, widget, event):
+        event_system.emit("pause-dnd-signals")
 
-    def main(self):
+    def _on_focus_out_event(self, widget, event):
+        event_system.emit("listen-dnd-signals")
+
+    def _load_interactive_debug(self):
+        self.set_interactive_debugging(True)
+
+
+    def start(self):
         Gtk.main()
+
+    def stop(self, widget = None, eve = None):
+        event_system.emit("shutting-down")
+
+        size = self.get_size()
+        pos  = self.get_position()
+
+        settings_manager.set_main_window_width(size.width)
+        settings_manager.set_main_window_height(size.height)
+        settings_manager.set_main_window_x(pos.root_x)
+        settings_manager.set_main_window_y(pos.root_y)
+        settings_manager.save_settings()
+
+        settings_manager.clear_pid()
+        Gtk.main_quit()

src/libs/__init__.py

@@ -1,3 +1,3 @@
 """
-    Utils module
+    Libs Package
 """

src/libs/command_system.py

@@ -0,0 +1,50 @@
+# Python imports
+import types
+
+# Lib imports
+
+# Application imports
+from .event_factory import Event_Factory, Code_Event_Types
+
+
+
+class CommandSystem:
+    def __init__(self, commands: dict | types.ModuleType):
+        super(CommandSystem, self).__init__()
+
+        self.commands: dict | types.ModuleType = commands
+        self.data: tuple    = ()
+
+
+    def set_data(self, *args, **kwargs):
+        self.data = (args, kwargs)
+
+    def exec(self, command: str) -> any:
+        """
+            The 'exec' method passes the default 'self.data' to commands where custom args are not needed.
+            Ex: The 'code' widget has many internally created commands that
+            only need 'source_view' and so 'set_data' is called to set that.
+        """
+        if not hasattr(self.commands, command): return
+        method = getattr(self.commands, command)
+
+        args, kwargs = self.data
+        return method.execute(*args, **kwargs)
+
+    def exec_with_args(self, command: str, *args, **kwargs) -> any:
+        """
+            The 'exec_with_args' method passes custom args with the understanding
+            that the recipient has proper method signature to accept it- whether
+            *args or **kwargs or something else entirely.
+        """
+        if not hasattr(self.commands, command): return
+
+        method = getattr(self.commands, command)
+        return method.execute(*args, **kwargs)
+
+    def add_command(self, command_name: str, command: callable):
+        setattr(self.commands, command_name, command)
+
+    def remove_command(self, command_name: str, command: callable):
+        if hasattr(self.commands, command_name):
+            delattr(self.commands, command_name)

src/libs/controllers/__init__.py

@@ -0,0 +1,3 @@
+"""
+    Libs Controllers Package
+"""

src/libs/controllers/controller_base.py

@@ -0,0 +1,47 @@
+# Python imports
+
+# Lib imports
+
+# Application imports
+from ..singleton import Singleton
+
+from ..dto.base_event import BaseEvent
+
+from .emit_dispatcher import EmitDispatcher
+from .controller_message_bus import ControllerMessageBus
+
+
+
+class ControllerBaseException(Exception):
+    ...
+
+
+
+class ControllerBase(Singleton, EmitDispatcher):
+    def __init__(self):
+        super(ControllerBase, self).__init__()
+
+        self.controller_message_bus: ControllerMessageBus = None
+
+
+    def _controller_message(self, event: BaseEvent):
+        raise ControllerBaseException("Controller Base '_controller_message' must be overridden...")
+
+    def set_controller_message_bus(self, controller_message_bus: ControllerMessageBus):
+        self.controller_message_bus = controller_message_bus
+
+    def message(self, event: BaseEvent):
+        return self.controller_message_bus.message(event)
+
+    def message_to(self, name: str, event: BaseEvent):
+        return self.controller_message_bus.message_to(name, event)
+
+    def message_to_selected(self, names: list[str], event: BaseEvent):
+        for name in names:
+            self.controller_message_bus.message_to_selected(name, event)
+
+    def register_controller(self, name: str, controller):
+        self.controller_message_bus.register_controller(name, controller)
+
+    def unregister_controller(self, name: str):
+        self.controller_message_bus.unregister_controller(name)

src/libs/controllers/controller_manager.py

@@ -0,0 +1,74 @@
+# Python imports
+
+# Lib imports
+
+# Application imports
+from ..singleton import Singleton
+from ..event_factory import Code_Event_Types
+
+from .controller_base import ControllerBase
+from .controller_message_bus import ControllerMessageBus
+
+
+
+class ControllerManagerException(Exception):
+    ...
+
+
+
+class ControllerManager(Singleton, dict):
+    """
+        ControllerManager registers controllers by key/value pair.
+        It binds the message bus methods methods each controller has
+        due to extending ControllerBase.
+    """
+
+    def __init__(self):
+        super(ControllerManager, self).__init__()
+
+        self.message_bus: ControllerMessageBus \
+            = self._crete_controller_message_bus()
+
+
+    def _crete_controller_message_bus(self) -> ControllerMessageBus:
+        controller_message_bus                       = ControllerMessageBus()
+        controller_message_bus.message_to            = self.message_to
+        controller_message_bus.message               = self.message
+        controller_message_bus.register_controller   = self.register_controller
+        controller_message_bus.unregister_controller = self.unregister_controller
+
+        return controller_message_bus
+
+    def register_controller(self, name: str, controller: ControllerBase):
+        if not name or controller == None:
+            raise ControllerManagerException("Must pass in a 'name' and 'controller'...")
+
+        if name in self.keys():
+            raise ControllerManagerException(
+                f"Can't bind controller to existing registered name of '{name}'..."
+            )
+
+        controller.set_controller_message_bus( self.message_bus )
+
+        self[name] = controller
+
+    def unregister_controller(self, name: str):
+        if not name:
+            raise ControllerManagerException("Must pass in a 'name'...")
+
+        if not name in self.keys():
+            raise ControllerManagerException(
+                f"Can't find controller registered with name of '{name}'..."
+            )
+
+        self.pop(name, None)
+
+    def get_controllers_key_list(self) -> list[str]:
+        return self.keys()
+
+    def message_to(self, name: str, event: Code_Event_Types.CodeEvent):
+        self[name]._controller_message(event)
+
+    def message(self, event: Code_Event_Types.CodeEvent):
+        for key in self.keys():
+            self[key]._controller_message(event)

src/libs/controllers/controller_message_bus.py

@@ -0,0 +1,33 @@
+# Python imports
+
+# Lib imports
+
+# Application imports
+from ..dto.base_event import BaseEvent
+
+
+
+class ControllerMessageBusException(Exception):
+    ...
+
+
+
+class ControllerMessageBus:
+    def __init__(self):
+        super(ControllerMessageBus, self).__init__()
+
+
+    def message(self, event: BaseEvent):
+        raise ControllerMessageBusException("Controller Message Bus 'message' must be overriden by Controller Manager...")
+
+    def message_to(self, name: str, event: BaseEvent):
+        raise ControllerMessageBusException("Controller Message Bus 'message_to' must be overriden by Controller Manager...")
+
+    def message_to_selected(self, name: list, event: BaseEvent):
+        raise ControllerMessageBusException("Controller Message Bus 'message_to_selected' must be overriden by Controller Manager...")
+
+    def register_controller(self, name: str, controller):
+        raise ControllerMessageBusException("Controller Message Bus 'register_controller' must be overriden by Controller Manager...")
+
+    def unregister_controller(self, name: str):
+        raise ControllerMessageBusException("Controller Message Bus 'unregister_controller' must be overriden by Controller Manager...")

src/libs/controllers/emit_dispatcher.py

@@ -0,0 +1,29 @@
+# Python imports
+
+# Lib imports
+
+# Application imports
+from ..dto.base_event import BaseEvent
+
+
+
+class EmitDispatcher:
+    """
+        EmitDispatcher is used for allowing controllers to pass/hook in
+        their message system to children that need to signal events.
+        Note how we are not handling return info from the 'message' methods
+        whereas a controller would or could do so.
+    """
+
+    def __init__(self):
+        super(EmitDispatcher, self).__init__()
+
+
+    def emit(self, event: BaseEvent):
+        self.message(event)
+
+    def emit_to(self, controller: str, event: BaseEvent):
+        self.message_to(controller, event)
+
+    def emit_to_selected(self, names: list[str], event: BaseEvent):
+        self.message_to_selected(names, event)

src/libs/db/__init__.py

@@ -0,0 +1,6 @@
+"""
+    Libs DB Package
+"""
+
+from .models import User
+from .db import DB

src/libs/db/db.py

@@ -0,0 +1,42 @@
+# Python imports
+from typing import Optional
+from os import path
+
+# Lib imports
+from sqlmodel import Session, create_engine
+
+# Application imports
+from .models import SQLModel, User
+
+
+
+class DB:
+    def __init__(self):
+        super(DB, self).__init__()
+        
+        self.engine = None
+
+        self.create_engine()
+
+
+    def create_engine(self):
+        db_path     = f"sqlite:///{settings_manager.get_home_config_path()}/database.db"
+        self.engine = create_engine(db_path)
+
+        SQLModel.metadata.create_all(self.engine)
+
+    def _add_entry(self, entry):
+        with Session(self.engine) as session:
+            session.add(entry)
+            session.commit()
+
+
+    def add_user_entry(self, name = None, password = None, email = None):
+        if not name or not password or not email: return
+
+        user = User()
+        user.name     = name
+        user.password = password
+        user.email    = email
+
+        self._add_entry(user)

src/libs/db/models.py

@@ -0,0 +1,15 @@
+# Python imports
+from typing import Optional
+
+# Lib imports
+from sqlmodel import SQLModel, Field
+
+# Application imports
+
+
+
+class User(SQLModel, table = True):
+    id: Optional[int] = Field(default = None, primary_key = True)
+    name: str
+    password: str
+    email: Optional[str] = None

src/libs/debugging.py

@@ -18,7 +18,7 @@ def debug_signal_handler(signal, frame):
         rpdb2.start_embedded_debugger("foobar", True, True)
         rpdb2.setbreak(depth=1)
         return
-    except StandardError:
+    except Exception:
         ...
 
     try:
@@ -26,7 +26,7 @@ def debug_signal_handler(signal, frame):
         logger.debug("\n\nStarting embedded rconsole debugger...\n\n")
         rconsole.spawn_server()
         return
-    except StandardError as ex:
+    except Exception as ex:
         ...
 
     try:
@@ -34,7 +34,15 @@ def debug_signal_handler(signal, frame):
         logger.debug("\n\nStarting PuDB debugger...\n\n")
         set_trace(paused = True)
         return
-    except StandardError as ex:
+    except Exception as ex:
+        ...
+
+    try:
+        import ipdb
+        logger.debug("\n\nStarting IPDB debugger...\n\n")
+        ipdb.set_trace()
+        return
+    except Exception as ex:
         ...
 
     try:
@@ -42,11 +50,11 @@ def debug_signal_handler(signal, frame):
         logger.debug("\n\nStarting embedded PDB debugger...\n\n")
         pdb.Pdb(skip=['gi.*']).set_trace()
         return
-    except StandardError as ex:
+    except Exception as ex:
         ...
 
     try:
         import code
         code.interact()
-    except StandardError as ex:
+    except Exception as ex:
         logger.debug(f"{ex}, returning to normal program flow...")

src/libs/dto/__init__.py

@@ -0,0 +1,5 @@
+"""
+    Libs DTO(s) Package
+"""
+
+from .base_event import BaseEvent

src/libs/dto/base_event.py

@@ -0,0 +1,16 @@
+# Python imports
+from dataclasses import dataclass, field
+
+# Lib imports
+
+# Application imports
+
+
+
+@dataclass(slots = True)
+class BaseEvent:
+    topic: str        = None
+    content: any      = None
+    raw_content: any  = None
+    success: callable = None
+    fail: callable    = None

src/libs/dto/plugins/__init__.py

@@ -0,0 +1,3 @@
+"""
+    Libs Plugin DTO(s) Package
+"""

src/libs/dto/plugins/manifest.py

@@ -0,0 +1,30 @@
+# Python imports
+from dataclasses import dataclass, field
+from dataclasses import asdict
+
+# Gtk imports
+
+# Application imports
+from .requests import Requests
+
+
+
+@dataclass
+class Manifest:
+    name: str          = ""
+    author: str        = ""
+    description: str   = ""
+    version: str       = "0.0.1"
+    support: str       = "support@mail.com"
+    credit: str        = ""
+    copyright: str     = "GPLv2"
+    pre_launch: bool   = False
+    autoload: bool     = True
+    requests: Requests = field(default_factory = lambda: Requests())
+
+    def __post_init__(self):
+        if isinstance(self.requests, dict):
+            self.requests = Requests(**self.requests)
+
+    def as_dict(self):
+        return asdict(self)

src/libs/dto/plugins/manifest_meta.py

@@ -0,0 +1,19 @@
+# Python imports
+from dataclasses import dataclass, field
+from dataclasses import asdict
+
+# Gtk imports
+
+# Application imports
+from .manifest import Manifest
+
+
+
+@dataclass
+class ManifestMeta:
+    folder: str        = ""
+    path: str          = ""
+    manifest: Manifest = field(default_factory = lambda: Manifest())
+
+    def as_dict(self):
+        return asdict(self)

src/libs/dto/plugins/requests.py

@@ -0,0 +1,11 @@
+# Python imports
+from dataclasses import dataclass, field
+
+# Lib imports
+
+# Application imports
+
+
+@dataclass
+class Requests:
+    bind_keys: list = field(default_factory = lambda: [])

src/libs/endpoint_registry.py

@@ -1,22 +0,0 @@
-# Python imports
-
-# Lib imports
-
-# Application imports
-from .singleton import Singleton
-
-
-
-class EndpointRegistry(Singleton):
-    def __init__(self):
-        self._endpoints = {}
-
-    def register(self, rule, **options):
-        def decorator(f):
-            self._endpoints[rule] = f
-            return f
-
-        return decorator
-
-    def get_endpoints(self):
-        return self._endpoints

src/libs/event_factory.py

@@ -0,0 +1,100 @@
+# Python imports
+import inspect
+from typing import Dict, Type
+import re
+
+# Lib imports
+
+# Application imports
+from .singleton import Singleton
+
+from .dto.base_event import BaseEvent
+
+
+
+class EventFactory(Singleton):
+    def __init__(self):
+
+        self._event_classes: Dict[str, Type[BaseEvent]] = {}
+
+    def register_event(self, event_type: str, event_class: Type[BaseEvent]):
+        self._event_classes[event_type] = event_class
+
+    def register_events(self, events: dict):
+        i = 0
+        for name, obj in events:
+            if not self._is_valid_event_class(obj): continue
+
+            event_type = self._class_name_to_event_type(name)
+
+            self._event_classes[event_type] = obj
+            App_Event_Types.add_event_class(name, obj)
+            i += 1
+
+        logger.debug(f"Registered {i} event types:")
+
+    def unregister_events(self, events: dict):
+        i = 0
+        for name, obj in events:
+            if not self._is_valid_event_class(obj): continue
+
+            event_type = self._class_name_to_event_type(name)
+
+            del self._event_classes[event_type]
+            App_Event_Types.remove_event_class(name)
+            i += 1
+
+        logger.debug(f"Unregistered {i} event types:")
+
+    def create_event(self, event_type: str, **kwargs) -> BaseEvent:
+        if event_type not in self._event_classes:
+            raise ValueError(f"Unknown event type: {event_type}")
+
+        event_class = self._event_classes[event_type]
+        event = event_class()
+
+        for key, value in kwargs.items():
+            if not hasattr(event, key):
+                raise ValueError(f"Event class {event_class.__name__} has no attribute '{key}'")
+
+            setattr(event, key, value)
+
+        return event
+
+
+    def _auto_register_events(self, events: dict):
+        self.register_events(events)
+
+    def _is_valid_event_class(self, obj) -> bool:
+        return (
+            inspect.isclass(obj)       and
+            issubclass(obj, BaseEvent) and
+            obj != BaseEvent
+        )
+
+    def _class_name_to_event_type(self, class_name: str) -> str:
+        base_name = class_name[:-5] if class_name.endswith('Event') else class_name
+        return re.sub(r'(?<!^)(?=[A-Z])', '_', base_name).lower()
+
+
+class EventNamespace:
+    """Dynamic namespace for event types."""
+
+    def __init__(self):
+        ...
+
+
+    def _is_valid_event_class(self, obj) -> bool:
+        return (inspect.isclass(obj) and issubclass(obj, BaseEvent) and obj != BaseEvent)
+
+    def add_event_class(self, name: str, event_class: Type[BaseEvent]):
+        setattr(self, name, event_class)
+
+    def remove_event_class(self, name: str):
+        delattr(self, name)
+
+
+
+App_Event_Types = EventNamespace()
+Event_Factory   = EventFactory()
+

src/libs/event_system.py

@@ -13,18 +13,34 @@ class EventSystem(Singleton):
 
     def __init__(self):
         self.subscribers = defaultdict(list)
+        self._is_paused  = False
+
+        self._subscribe_to_events()
 
 
-    def subscribe(self, event_type, fn):
+    def _subscribe_to_events(self):
+        self.subscribe("pause_event_processing", self._pause_processing_events)
+        self.subscribe("resume_event_processing", self._resume_processing_events)
+
+    def _pause_processing_events(self):
+        self._is_paused = True
+
+    def _resume_processing_events(self):
+        self._is_paused = False
+
+    def subscribe(self, event_type: str, fn: callable):
         self.subscribers[event_type].append(fn)
 
-    def unsubscribe(self, event_type, fn):
+    def unsubscribe(self, event_type: str, fn: callable):
         self.subscribers[event_type].remove(fn)
 
-    def unsubscribe_all(self, event_type):
+    def unsubscribe_all(self, event_type: str):
         self.subscribers.pop(event_type, None)
 
-    def emit(self, event_type, data = None):
+    def emit(self, event_type: str, data: tuple = ()):
+        if self._is_paused and event_type != "resume_event_processing":
+            return
+
         if event_type in self.subscribers:
             for fn in self.subscribers[event_type]:
                 if data:
@@ -35,7 +51,10 @@ class EventSystem(Singleton):
                 else:
                     fn()
 
-    def emit_and_await(self, event_type, data = None):
+    def emit_and_await(self, event_type: str, data: tuple = ()):
+        if self._is_paused and event_type != "resume_event_processing":
+            return
+
         """ NOTE: Should be used when signal has only one listener and vis-a-vis """
         if event_type in self.subscribers:
             response = None

src/libs/ipc_server.py

@@ -2,6 +2,7 @@
 import os
 import threading
 import time
+from contextlib import suppress
 from multiprocessing.connection import Client
 from multiprocessing.connection import Listener
 
@@ -16,7 +17,7 @@ class IPCServer(Singleton):
     """ Create a listener so that other {APP_NAME} instances send requests back to existing instance. """
     def __init__(self, ipc_address: str = '127.0.0.1', conn_type: str = "socket"):
         self.is_ipc_alive     = False
-        self._ipc_port        = 4848
+        self._ipc_port        = 0 # Use 0 to let Listener chose port
         self._ipc_address     = ipc_address
         self._conn_type       = conn_type
         self._ipc_authkey     = b'' + bytes(f'{APP_NAME}-ipc', 'utf-8')
@@ -35,12 +36,13 @@ class IPCServer(Singleton):
         self._subscribe_to_events()
 
     def _subscribe_to_events(self):
-        event_system.subscribe("post_file_to_ipc", self.send_ipc_message)
+        event_system.subscribe("post-file-to-ipc", self.send_ipc_message)
 
 
     def create_ipc_listener(self) -> None:
         if self._conn_type == "socket":
-            if os.path.exists(self._ipc_address) and settings.is_dirty_start():
+            if settings_manager.is_dirty_start():
+                with suppress(FileNotFoundError, PermissionError):
                     os.unlink(self._ipc_address)
 
             listener = Listener(address=self._ipc_address, family="AF_UNIX", authkey=self._ipc_authkey)
@@ -56,37 +58,55 @@ class IPCServer(Singleton):
     @daemon_threaded
     def _run_ipc_loop(self, listener) -> None:
         # NOTE: Not thread safe if using with Gtk. Need to import GLib and use idle_add
-        while True:
+        while self.is_ipc_alive:
             try:
                 conn       = listener.accept()
                 start_time = time.perf_counter()
                 self._handle_ipc_message(conn, start_time)
+            except EOFError as e:
+                logger.debug( repr(e) )
+            except (OSError, ConnectionError, BrokenPipeError) as e:
+                logger.debug( f"IPC connection error: {e}" )
             except Exception as e:
-                ...
+                logger.debug( f"Unexpected IPC error: {e}" )
+            finally:
+                conn.close()
 
         listener.close()
 
     def _handle_ipc_message(self, conn, start_time) -> None:
-        while True:
+        while self.is_ipc_alive:
             msg = conn.recv()
-            if settings.is_debug():
-                print(msg)
+            logger.debug(msg)
 
             if "FILE|" in msg:
                 file = msg.split("FILE|")[1].strip()
                 if file:
-                    event_system.emit("handle_file_from_ipc", file)
+                    event_system.emit("handle-file-from-ipc", file)
+
+                conn.close()
+                break
+
+            if "FILES|" in msg:
+                import json
+                data  = msg.split("FILES|")[1].strip()
+                files = json.loads(data)
+                if files:
+                    event_system.emit("handle-files-from-ipc", (files,))
+
+                conn.close()
+                break
 
             if "DIR|" in msg:
                 file = msg.split("DIR|")[1].strip()
                 if file:
-                    event_system.emit("handle_dir_from_ipc", file)
+                    event_system.emit("handle-dir-from-ipc", file)
 
                 conn.close()
                 break
 
 
-            if msg in ['close connection', 'close server']:
+            if msg in ['close connection', 'close server', 'Empty Data...']:
                 conn.close()
                 break
 
@@ -109,9 +129,11 @@ class IPCServer(Singleton):
             conn.send(message)
             conn.close()
         except ConnectionRefusedError as e:
-            print("Connection refused...")
+            logger.error("Connection refused...")
+        except (OSError, ConnectionError, BrokenPipeError) as e:
+            logger.error( f"IPC connection error: {e}" )
         except Exception as e:
-            print(repr(e))
+            logger.error( f"Unexpected IPC error: {e}" )
 
 
     def send_test_ipc_message(self, message: str = "Empty Data...") -> None:
@@ -128,6 +150,9 @@ class IPCServer(Singleton):
         except ConnectionRefusedError as e:
             if self._conn_type == "socket":
                 logger.error("IPC Socket no longer valid.... Removing.")
+                with suppress(FileNotFoundError, PermissionError):
                     os.unlink(self._ipc_address)
+        except (OSError, ConnectionError, BrokenPipeError) as e:
+            logger.error( f"IPC connection error: {e}" )
         except Exception as e:
-            logger.error( repr(e) )
+            logger.error( f"Unexpected IPC error: {e}" )

src/libs/keybindings.py

@@ -42,6 +42,17 @@ class Keybindings(Singleton):
         self.keymap = Gdk.Keymap.get_default()
         self.configure({})
 
+    def print_keys(self):
+        print(self.keys)
+
+    def append_bindings(self, combos):
+        """ Accept new binding(s) and reload """
+        for item in combos:
+            method, keys = item.split(":")
+            self.keys[method] = keys
+
+        self.reload()
+
     def configure(self, bindings):
         """ Accept new bindings and reconfigure with them """
         self.keys = bindings

src/libs/mixins/__init__.py

@@ -0,0 +1,3 @@
+"""
+    Libs Mixins Package
+"""

src/libs/mixins/dnd_mixin.py

@@ -0,0 +1,70 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+gi.require_version('Gdk', '3.0')
+from gi.repository import Gtk
+from gi.repository import Gdk
+from gi.repository import Gio
+
+# Application imports
+
+
+
+class DnDMixin:
+
+    def _setup_dnd(self):
+        flags   = Gtk.DestDefaults.ALL
+
+        PLAIN_TEXT_TARGET_TYPE = 70
+        URI_TARGET_TYPE        = 80
+
+        text_target = Gtk.TargetEntry.new('text/plain', Gtk.TargetFlags(0), PLAIN_TEXT_TARGET_TYPE)
+        uri_target  = Gtk.TargetEntry.new('text/uri-list', Gtk.TargetFlags(0), URI_TARGET_TYPE)
+
+        # targets     = [ text_target, uri_target ]
+        targets     = [ uri_target ]
+
+        action      = Gdk.DragAction.COPY
+
+        # self.drag_dest_set_target_list(targets)
+        self.drag_dest_set(flags, targets, action)
+
+        self._setup_dnd_signals()
+
+    def _setup_dnd_signals(self):
+        # self.connect("drag-motion",        self._on_drag_motion)
+        # self.connect('drag-drop',          self._on_drag_set)
+        self.connect("drag-data-received", self._on_drag_data_received)
+
+    def _on_drag_motion(self, widget, drag_context, x, y, time):
+        Gdk.drag_status(drag_context, drag_context.get_actions(), time)
+
+        return False
+
+    def _on_drag_set(self, widget, drag_context, data, info, time):
+        self.drag_get_data(drag_context, drag_context.list_targets()[-1], time)
+
+        return False
+
+    def _on_drag_data_received(self, widget, drag_context, x, y, data, info, time):
+        if info == 70: return
+
+        if info == 80:
+            uris   = data.get_uris()
+            files  = []
+
+            if not uris:
+                uris = data.get_text().split("\n")
+
+            for uri in uris:
+                gfile = None
+                try:
+                    gfile = Gio.File.new_for_uri(uri)
+                except Exception as e:
+                    gfile = Gio.File.new_for_path(uri)
+
+                files.append(gfile)
+
+            event_system.emit('set-pre-drop-dnd', (files,))

src/libs/mixins/ipc_signals_mixin.py

@@ -0,0 +1,37 @@
+# Python imports
+
+# Lib imports
+import gi
+from gi.repository import GLib
+
+# Application imports
+
+
+
+
+class IPCSignalsMixin:
+    """ IPCSignalsMixin handle messages from another starting {APP_NAME} process. """
+
+    def print_to_console(self, message = None):
+        logger.debug(message)
+
+    def handle_file_from_ipc(self, fpath: str) -> None:
+        logger.debug(f"File From IPC: {fpath}")
+        GLib.idle_add(
+            self.broadcast_message, "do-filter-open", ([fpath],)
+        )
+
+    def handle_files_from_ipc(self, uris: list) -> None:
+        logger.debug(f"Files From IPC: {uris}")
+        GLib.idle_add(
+            self.broadcast_message, "handle-files", (uris,)
+        )
+
+    def handle_dir_from_ipc(self, fpath: str) -> None:
+        logger.debug(f"Dir From IPC: {fpath}")
+        GLib.idle_add(
+            self.broadcast_message, "do-filter-open", ([fpath],)
+        )
+
+    def broadcast_message(self, message_type: str = "none", data: () = ()) -> None:
+        event_system.emit(message_type, data)

src/libs/mixins/keyboard_signals_mixin.py

@@ -19,12 +19,26 @@ valid_keyvalue_pat = re.compile(r"[a-z0-9A-Z-_\[\]\(\)\| ]")
 class KeyboardSignalsMixin:
     """ KeyboardSignalsMixin keyboard hooks controller. """
 
+    was_midified_key   = False
+    ctrl_down          = False
+    shift_down         = False
+    alt_down           = False
+
+
     # TODO: Need to set methods that use this to somehow check the keybindings state instead.
     def unset_keys_and_data(self, widget = None, eve = None):
         self.ctrl_down    = False
         self.shift_down   = False
         self.alt_down     = False
 
+    def unmap_special_keys(self, keyname):
+        if "control" in keyname:
+            self.ctrl_down    = False
+        if "shift" in keyname:
+            self.shift_down   = False
+        if "alt" in keyname:
+            self.alt_down     = False
+
     def on_global_key_press_controller(self, eve, user_data):
         keyname   = Gdk.keyval_name(user_data.keyval).lower()
         modifiers = Gdk.ModifierType(user_data.get_state() & ~Gdk.ModifierType.LOCK_MASK)
@@ -46,15 +60,8 @@ class KeyboardSignalsMixin:
 
         if keyname.replace("_l", "").replace("_r", "") in ["control", "alt", "shift"]:
             should_return = self.was_midified_key and (self.ctrl_down or self.shift_down or self.alt_down)
+            self.unmap_special_keys(keyname)
 
-            if "control" in keyname:
-                self.ctrl_down    = False
-            if "shift" in keyname:
-                self.shift_down   = False
-            if "alt" in keyname:
-                self.alt_down     = False
-
-            # NOTE: In effect a filter after releasing a modifier and we have a modifier mapped
             if should_return:
                 self.was_midified_key = False
                 return
@@ -65,12 +72,20 @@ class KeyboardSignalsMixin:
         logger.debug(f"on_global_key_release_controller > mapping > {mapping}")
 
         if mapping:
-            # See if in controller scope
+            self.handle_mapped_key_event(mapping)
+        else:
+            self.handle_as_key_event_scope(keyname)
+
+    def handle_mapped_key_event(self, mapping):
         try:
-                getattr(self, mapping)()
-                return True
+            self.handle_as_controller_scope(mapping)
         except Exception:
-                # Must be plugins scope, event call, OR we forgot to add method to controller scope
+            self.handle_as_plugin_scope(mapping)
+
+    def handle_as_controller_scope(self, mapping):
+        getattr(self, mapping)()
+
+    def handle_as_plugin_scope(self, mapping):
         if "||" in mapping:
             sender, eve_type = mapping.split("||")
         else:
@@ -78,17 +93,10 @@ class KeyboardSignalsMixin:
             eve_type = mapping
 
         self.handle_key_event_system(sender, eve_type)
-        else:
-            logger.debug(f"on_global_key_release_controller > key > {keyname}")
 
-            if self.ctrl_down:
-                if not keyname in ["1", "kp_1", "2", "kp_2", "3", "kp_3", "4", "kp_4"]:
-                    self.handle_key_event_system(None, mapping)
-                else:
-                    ...
+    def handle_as_key_event_scope(self, keyname):
+        if self.ctrl_down and not keyname in ["1", "kp_1", "2", "kp_2", "3", "kp_3", "4", "kp_4"]:
+            self.handle_key_event_system(None, keyname)
 
     def handle_key_event_system(self, sender, eve_type):
         event_system.emit(eve_type)
-
-    def keyboard_close_tab(self):
-        ...

src/libs/mixins/observable_mixin.py

@@ -0,0 +1,26 @@
+# Python imports
+
+# Lib imports
+
+# Application imports
+from ..dto.observable_event import ObservableEvent
+
+
+
+class ObservableMixin:
+    observers = []
+
+    def add_observer(self, observer: any):
+        if not hasattr(observer, 'notification') or not callable(getattr(observer, 'notification')):
+            raise ValueError(f"Observer '{observer}' must implement a `notification` method.")
+
+        self.observers.append(observer)
+
+    def remove_observer(self, observer: any):
+        if not observer in self.observers: return
+
+        self.observers.remove(observer)
+
+    def notify_observers(self, event: ObservableEvent):
+        for observer in self.observers:
+            observer.notification(event)

src/libs/settings/__init__.py

@@ -1,4 +1,4 @@
 """
-    Settings module
+    Libs Settings Package
 """
-from .settings import Settings
+from .manager import SettingsManager

src/libs/settings/manager.py

@@ -0,0 +1,125 @@
+# Python imports
+import inspect
+import time
+
+# Lib imports
+
+# Application imports
+from ..singleton import Singleton
+from .start_check_mixin import StartCheckMixin
+
+from .path_manager import PathManager
+from .options.settings import Settings
+
+
+
+class SettingsManager(StartCheckMixin, Singleton):
+    def __init__(self):
+        self.path_manager: PathManager = PathManager()
+        self.settings: Settings        = None
+
+        self._main_window              = None
+        self._builder                  = None
+
+        self._trace_debug: bool        = False
+        self._debug: bool              = False
+        self._dirty_start: bool        = False
+        self._passed_in_file: bool     = False
+        self._starting_files: list     = []
+
+        self.PAINT_BG_COLOR: tuple     = (0, 0, 0, 0.0)
+
+        self.load_keybindings()
+        self.load_context_menu_data()
+
+
+    def get_monitor_data(self) -> list:
+        screen = self._main_window.get_screen()
+        monitors = []
+        for m in range(screen.get_n_monitors()):
+            monitors.append(screen.get_monitor_geometry(m))
+            print("{}x{}+{}+{}".format(monitor.width, monitor.height, monitor.x, monitor.y))
+
+        return monitors
+
+    def get_main_window(self)        -> any: return self._main_window
+    def get_builder(self)            -> any: return self._builder
+    def get_paint_bg_color(self)     -> any: return self.PAINT_BG_COLOR
+    def get_context_menu_data(self)  -> str: return self._context_menu_data
+
+    def get_icon_theme(self)       -> str:   return self._ICON_THEME
+    def get_starting_files(self)   -> list:  return self._starting_files
+    def get_guake_key(self)        -> tuple: return self._guake_key
+
+    def get_starting_args(self):
+        return self.args, self.unknownargs
+
+    def set_main_window(self, window): self._main_window  = window
+    def set_builder(self, builder) -> any:  self._builder = builder
+
+    def set_main_window_x(self, x: int = 0):                 self.settings.config.main_window_x  = x
+    def set_main_window_y(self, y: int = 0):                 self.settings.config.main_window_y  = y
+    def set_main_window_width(self, width: int = 800):       self.settings.config.main_window_width  = width
+    def set_main_window_height(self, height: int = 600):     self.settings.config.main_window_height = height
+    def set_main_window_min_width(self, width: int = 720):   self.settings.config.main_window_min_width  = width
+    def set_main_window_min_height(self, height: int = 480): self.settings.config.main_window_min_height = height
+    def set_starting_files(self, files: list):               self._starting_files = files
+    def set_start_load_time(self): self._start_load_time = time.perf_counter()
+    def set_end_load_time(self):   self._end_load_time   = time.perf_counter()
+
+    def set_starting_args(self, args, unknownargs):
+        self.args = args
+        self.unknownargs = unknownargs
+
+    def set_trace_debug(self, trace_debug: bool):
+        self._trace_debug = trace_debug
+
+    def set_debug(self, debug: bool):
+        self._debug = debug
+
+    def set_is_starting_with_file(self, is_passed_in_file: bool = False):
+        self._passed_in_file = is_passed_in_file
+
+    def is_trace_debug(self)       -> str:   return self._trace_debug
+    def is_debug(self)             -> str:   return self._debug
+    def is_starting_with_file(self) -> bool: return self._passed_in_file
+
+    def log_load_time(self):       logger.info( f"Load Time: {self._end_load_time - self._start_load_time}" )
+
+
+    def register_signals_to_builder(self, classes = None):
+        handlers = {}
+
+        for c in classes:
+            methods = None
+            try:
+                methods = inspect.getmembers(c, predicate = inspect.ismethod)
+                handlers.update(methods)
+            except Exception as e:
+                ...
+
+        self._builder.connect_signals(handlers)
+
+    def call_method(self, target_class: any = None, _method_name: str = "", data: any = None):
+        method_name = str(_method_name)
+        method      = getattr(target_class, method_name, lambda data: f"No valid key passed...\nkey={method_name}\nargs={data}")
+        return method(data) if data else method()
+
+    def load_keybindings(self):
+        bindings = self.path_manager.load_keybindings()
+
+        keybindings.configure(bindings)
+
+    def load_context_menu_data(self):
+        self._context_menu_data = self.path_manager.load_context_menu_data()
+
+    def load_settings(self):
+        data = self.path_manager.load_settings()
+        if not data:
+            self.settings = Settings()
+            return
+
+        self.settings = Settings(**data)
+
+    def save_settings(self):
+        self.path_manager.save_settings(self.settings)

src/libs/settings/options/__init__.py

@@ -0,0 +1,8 @@
+"""
+    Settings.Options Package
+"""
+from .settings import Settings
+from .config import Config
+from .filters import Filters
+from .theming import Theming
+from .debugging import Debugging

src/libs/settings/options/config.py

@@ -0,0 +1,42 @@
+# Python imports
+from dataclasses import dataclass, field
+
+# Lib imports
+
+# Application imports
+
+
+@dataclass(slots = True)
+class Config:
+    base_of_home: str                = ""
+    hide_hidden_files: str           = "true"
+    thumbnailer_path: str            = "ffmpegthumbnailer"
+    blender_thumbnailer_path: str    = ""
+    go_past_home: str                = "true"
+    lock_folder: str                 = "false"
+    locked_folders: list             = field(default_factory=lambda: [ "venv", "flasks" ])
+    mplayer_options: str             = "-quiet -really-quiet -xy 1600 -geometry 50%:50%"
+    music_app: str                   = "/opt/deadbeef/bin/deadbeef"
+    media_app: str                   = "mpv"
+    image_app: str                   = "mirage"
+    office_app: str                  = "libreoffice"
+    pdf_app: str                     = "evince"
+    code_app: str                    = "atom"
+    text_app: str                    = "leafpad"
+    file_manager_app: str            = "solarfm"
+    terminal_app: str                = "terminator"
+    remux_folder_max_disk_usage: str = "8589934592"
+    max_ring_thumbnail_list: int     = 10
+    thumbnail_with: int              = 256
+    thumbnail_height: int            = 256
+    make_transparent: int            = 0
+    main_window_x: int               = 721
+    main_window_y: int               = 465
+    main_window_min_width: int       = 720
+    main_window_min_height: int      = 480
+    main_window_width: int           = 800
+    main_window_height: int          = 600
+    application_dirs: list           = field(default_factory=lambda: [
+        "/usr/share/applications",
+        f"{settings_manager.path_manager.get_home_path()}/.local/share/applications"
+    ])

src/libs/settings/options/debugging.py

@@ -0,0 +1,12 @@
+# Python imports
+from dataclasses import dataclass
+
+# Lib imports
+
+# Application imports
+
+
+@dataclass
+class Debugging:
+   ch_log_lvl: int = 10
+   fh_log_lvl: int = 20

src/libs/settings/options/filters.py

@@ -0,0 +1,90 @@
+# Python imports
+from dataclasses import dataclass, field
+
+# Lib imports
+
+# Application imports
+
+
+@dataclass
+class Filters:
+    meshs: list = field(default_factory=lambda: [
+        ".blend",
+        ".dae",
+        ".fbx",
+        ".gltf",
+        ".obj",
+        ".stl"
+    ])
+    code: list = field(default_factory=lambda: [
+        ".cpp",
+        ".css",
+        ".c",
+        ".go",
+        ".html",
+        ".htm",
+        ".java",
+        ".js",
+        ".json",
+        ".lua",
+        ".md",
+        ".py",
+        ".rs",
+        ".toml",
+        ".xml",
+        ".pom"
+    ])
+    videos: list = field(default_factory=lambda:[
+        ".mkv",
+        ".mp4",
+        ".webm",
+        ".avi",
+        ".mov",
+        ".m4v",
+        ".mpg",
+        ".mpeg",
+        ".wmv",
+        ".flv"
+    ])
+    office: list = field(default_factory=lambda: [
+        ".doc",
+        ".docx",
+        ".xls",
+        ".xlsx",
+        ".xlt",
+        ".xltx",
+        ".xlm",
+        ".ppt",
+        ".pptx",
+        ".pps",
+        ".ppsx",
+        ".odt",
+        ".rtf"
+    ])
+    images: list = field(default_factory=lambda: [
+        ".png",
+        ".jpg",
+        ".jpeg",
+        ".gif",
+        ".ico",
+        ".tga",
+        ".webp"
+    ])
+    text: list = field(default_factory=lambda: [
+        ".txt",
+        ".text",
+        ".sh",
+        ".cfg",
+        ".conf",
+        ".log"
+    ])
+    music: list = field(default_factory=lambda: [
+        ".psf",
+        ".mp3",
+        ".ogg",
+        ".flac",
+        ".m4a"
+    ])
+    pdf: list = field(default_factory=lambda: [
+        ".pdf"
+    ])

src/libs/settings/options/settings.py

@@ -0,0 +1,31 @@
+# Python imports
+from dataclasses import dataclass, field
+from dataclasses import asdict
+
+# Lib imports
+
+# Application imports
+from .config import Config
+from .filters import Filters
+from .theming import Theming
+from .debugging import Debugging
+
+
+@dataclass
+class Settings:
+    load_defaults: bool  = True
+    config: Config       = field(default_factory=lambda: Config())
+    filters: Filters     = field(default_factory=lambda: Filters())
+    theming: Theming     = field(default_factory=lambda: Theming())
+    debugging: Debugging = field(default_factory=lambda: Debugging())
+
+    def __post_init__(self):
+        if not self.load_defaults:
+            self.load_defaults = False
+            self.config        = Config(**self.config)
+            self.filters       = Filters(**self.filters)
+            self.theming       = Theming(**self.theming)
+            self.debugging     = Debugging(**self.debugging)
+
+    def as_dict(self):
+        return asdict(self)

src/libs/settings/options/theming.py

@@ -0,0 +1,16 @@
+# Python imports
+from dataclasses import dataclass
+
+# Lib imports
+
+# Application imports
+
+
+@dataclass
+class Theming:
+    transparency: int  = 64
+    default_zoom: int  = 12
+    syntax_theme: str  = "penguins-in-space"
+    success_color: str = "#88cc27"
+    warning_color: str = "#ffa800"
+    error_color: str   = "#ff0000"

src/libs/settings/path_manager.py

@@ -0,0 +1,124 @@
+# Python imports
+import json
+import zipfile
+
+from os import path
+from os import mkdir
+
+# Lib imports
+
+# Application imports
+
+
+
+class MissingConfigError(Exception):
+    pass
+
+
+
+class PathManager:
+    def __init__(self):
+        self._SCRIPT_PTH: str        = path.dirname(path.realpath(__file__))
+        self._USER_HOME: str         = path.expanduser('~')
+        self._HOME_CONFIG_PATH: str  = f"{self._USER_HOME}/.config/{APP_NAME.lower()}"
+        self._USR_PATH: str          = f"/usr/share/{APP_NAME.lower()}"
+        self._USR_CONFIG_FILE: str   = f"{self._USR_PATH}/settings.json"
+
+        self._CONTEXT_PATH: str      = f"{self._HOME_CONFIG_PATH}/context_path"
+        self._PLUGINS_PATH: str      = f"{self._HOME_CONFIG_PATH}/plugins"
+        self._DEFAULT_ICONS: str     = f"{self._HOME_CONFIG_PATH}/icons"
+        self._CONFIG_FILE: str       = f"{self._HOME_CONFIG_PATH}/settings.json"
+        self._GLADE_FILE: str        = f"{self._HOME_CONFIG_PATH}/Main_Window.glade"
+        self._CSS_FILE: str          = f"{self._HOME_CONFIG_PATH}/stylesheet.css"
+        self._KEY_BINDINGS_FILE: str = f"{self._HOME_CONFIG_PATH}/key-bindings.json"
+        self._PID_FILE: str          = f"{self._HOME_CONFIG_PATH}/{APP_NAME.lower()}.pid"
+        self._UI_WIDGETS_PATH: str   = f"{self._HOME_CONFIG_PATH}/ui_widgets"
+        self._CONTEXT_MENU: str      = f"{self._HOME_CONFIG_PATH}/context_menu.json"
+        self._WINDOW_ICON: str       = f"{self._DEFAULT_ICONS}/{APP_NAME.lower()}.png"
+
+        # self._USR_CONFIG_FILE: str   = f"{self._USR_PATH}/settings.json"
+        # self._PLUGINS_PATH: str      = f"plugins"
+        # self._CONFIG_FILE: str       = f"settings.json"
+        # self._GLADE_FILE: str        = f"Main_Window.glade"
+        # self._CSS_FILE: str          = f"stylesheet.css"
+        # self._KEY_BINDINGS_FILE: str = f"key-bindings.json"
+        # self._PID_FILE: str          = f"{APP_NAME.lower()}.pid"
+        # self._WINDOW_ICON: str       = f"{APP_NAME.lower()}.png"
+        # self._UI_WIDGETS_PATH: str   = f"ui_widgets"
+        # self._CONTEXT_MENU: str      = f"context_menu.json"
+        # self._DEFAULT_ICONS: str     = f"icons"
+
+
+        # with zipfile.ZipFile("files.zip", mode="r", allowZip64=True) as zf:
+        #     with io.TextIOWrapper(zf.open("text1.txt"), encoding="utf-8") as f:
+
+
+        if not path.exists(self._HOME_CONFIG_PATH):
+            mkdir(self._HOME_CONFIG_PATH)
+        if not path.exists(self._PLUGINS_PATH):
+            mkdir(self._PLUGINS_PATH)
+
+        if not path.exists(self._DEFAULT_ICONS):
+            self._DEFAULT_ICONS = f"{self._USR_PATH}/icons"
+            if not path.exists(self._DEFAULT_ICONS):
+                raise MissingConfigError("Unable to find the application icons directory.")
+        if not path.exists(self._GLADE_FILE):
+            self._GLADE_FILE   = f"{self._USR_PATH}/Main_Window.glade"
+            if not path.exists(self._GLADE_FILE):
+                raise MissingConfigError("Unable to find the application Glade file.")
+        if not path.exists(self._KEY_BINDINGS_FILE):
+            self._KEY_BINDINGS_FILE = f"{self._USR_PATH}/key-bindings.json"
+            if not path.exists(self._KEY_BINDINGS_FILE):
+                raise MissingConfigError("Unable to find the application Keybindings file.")
+        if not path.exists(self._CSS_FILE):
+            self._CSS_FILE     = f"{self._USR_PATH}/stylesheet.css"
+            if not path.exists(self._CSS_FILE):
+                raise MissingConfigError("Unable to find the application Stylesheet file.")
+        if not path.exists(self._WINDOW_ICON):
+            self._WINDOW_ICON  = f"{self._USR_PATH}/icons/{APP_NAME.lower()}.png"
+            if not path.exists(self._WINDOW_ICON):
+                raise MissingConfigError("Unable to find the application icon.")
+        if not path.exists(self._UI_WIDGETS_PATH):
+            self._UI_WIDGETS_PATH  = f"{self._USR_PATH}/ui_widgets"
+        if not path.exists(self._CONTEXT_MENU):
+            self._CONTEXT_MENU  = f"{self._USR_PATH}/context_menu.json"
+
+
+    def get_glade_file(self)       -> str: return self._GLADE_FILE
+    def get_ui_widgets_path(self)  -> str: return self._UI_WIDGETS_PATH
+    def get_context_path(self)     -> str: return self._CONTEXT_PATH
+    def get_plugins_path(self)     -> str: return self._PLUGINS_PATH
+    def get_icons_path(self)       -> str: return self._DEFAULT_ICONS
+    def get_css_file(self)         -> str: return self._CSS_FILE
+    def get_home_config_path(self) -> str: return self._HOME_CONFIG_PATH
+    def get_window_icon(self)      -> str: return self._WINDOW_ICON
+    def get_home_path(self)        -> str: return self._USER_HOME
+
+    def load_keybindings(self):
+        try:
+            with open(self._KEY_BINDINGS_FILE) as file:
+                return json.load(file)["keybindings"]
+        except Exception as e:
+            print( f"Settings Path Manager: {self._KEY_BINDINGS_FILE}\n\t\t{repr(e)}" )
+            return {}
+
+    def load_context_menu_data(self):
+        try:
+            with open(self._CONTEXT_MENU) as file:
+                return json.load(file)
+        except Exception as e:
+            print( f"Settings Path Manager: {self._CONTEXT_MENU}\n\t\t{repr(e)}" )
+            return {}
+
+    def load_settings(self):
+        if not path.exists(self._CONFIG_FILE):
+            return None
+
+        with open(self._CONFIG_FILE) as file:
+            data          = json.load(file)
+            data["load_defaults"] = False
+            return data
+
+    def save_settings(self, settings: any):
+        with open(self._CONFIG_FILE, 'w') as outfile:
+            json.dump(settings.as_dict(), outfile, separators=(',', ':'), indent=4)

src/libs/settings/settings.py

@@ -1,189 +0,0 @@
-# Python imports
-import os
-import io
-import json
-import inspect
-import zipfile
-
-# Lib imports
-
-# Application imports
-from ..singleton import Singleton
-from .start_check_mixin import StartCheckMixin
-
-
-class MissingConfigError(Exception):
-    pass
-
-
-
-class Settings(StartCheckMixin, Singleton):
-    def __init__(self):
-        self._SCRIPT_PTH        = os.path.dirname(os.path.realpath(__file__))
-        self._USER_HOME         = os.path.expanduser('~')
-        self._HOME_CONFIG_PATH  = f"{self._USER_HOME}/.config/{APP_NAME.lower()}"
-        self._USR_PATH          = f"/usr/share/{APP_NAME.lower()}"
-        self._USR_CONFIG_FILE   = f"{self._USR_PATH}/settings.json"
-
-        self._PLUGINS_PATH      = f"{self._HOME_CONFIG_PATH}/plugins"
-        self._DEFAULT_ICONS     = f"{self._HOME_CONFIG_PATH}/icons"
-        self._CONFIG_FILE       = f"{self._HOME_CONFIG_PATH}/settings.json"
-        self._GLADE_FILE        = f"{self._HOME_CONFIG_PATH}/Main_Window.glade"
-        self._CSS_FILE          = f"{self._HOME_CONFIG_PATH}/stylesheet.css"
-        self._KEY_BINDINGS_FILE = f"{self._HOME_CONFIG_PATH}/key-bindings.json"
-        self._PID_FILE          = f"{self._HOME_CONFIG_PATH}/{APP_NAME.lower()}.pid"
-        self._UI_WIDEGTS_PATH   = f"{self._HOME_CONFIG_PATH}/ui_widgets"
-        self._CONTEXT_MENU      = f"{self._HOME_CONFIG_PATH}/contexct_menu.json"
-        self._WINDOW_ICON       = f"{self._DEFAULT_ICONS}/{APP_NAME.lower()}.png"
-
-        if not os.path.exists(self._HOME_CONFIG_PATH):
-            os.mkdir(self._HOME_CONFIG_PATH)
-        if not os.path.exists(self._PLUGINS_PATH):
-            os.mkdir(self._PLUGINS_PATH)
-
-        if not os.path.exists(self._CONFIG_FILE):
-            import shutil
-            try:
-                shutil.copyfile(self._USR_CONFIG_FILE, self._CONFIG_FILE)
-            except Exception as e:
-                raise
-
-        if not os.path.exists(self._DEFAULT_ICONS):
-            self._DEFAULT_ICONS = f"{self._USR_PATH}/icons"
-            if not os.path.exists(self._DEFAULT_ICONS):
-                raise MissingConfigError("Unable to find the application icons directory.")
-        # if not os.path.exists(self._GLADE_FILE):
-        #     self._GLADE_FILE   = f"{self._USR_PATH}/Main_Window.glade"
-        #     if not os.path.exists(self._GLADE_FILE):
-                raise MissingConfigError("Unable to find the application Glade file.")
-        if not os.path.exists(self._KEY_BINDINGS_FILE):
-            self._KEY_BINDINGS_FILE = f"{self._USR_PATH}/key-bindings.json"
-            if not os.path.exists(self._KEY_BINDINGS_FILE):
-                raise MissingConfigError("Unable to find the application Keybindings file.")
-        if not os.path.exists(self._CSS_FILE):
-            self._CSS_FILE     = f"{self._USR_PATH}/stylesheet.css"
-            if not os.path.exists(self._CSS_FILE):
-                raise MissingConfigError("Unable to find the application Stylesheet file.")
-        if not os.path.exists(self._WINDOW_ICON):
-            self._WINDOW_ICON  = f"{self._USR_PATH}/icons/{APP_NAME.lower()}.png"
-            if not os.path.exists(self._WINDOW_ICON):
-                raise MissingConfigError("Unable to find the application icon.")
-        if not os.path.exists(self._UI_WIDEGTS_PATH):
-            self._UI_WIDEGTS_PATH  = f"{self._USR_PATH}/ui_widgets"
-        if not os.path.exists(self._CONTEXT_MENU):
-            self._CONTEXT_MENU  = f"{self._USR_PATH}/contexct_menu.json"
-
-
-        try:
-            with open(self._KEY_BINDINGS_FILE) as file:
-                bindings = json.load(file)["keybindings"]
-                keybindings.configure(bindings)
-        except Exception as e:
-            print( f"Settings: {self._KEY_BINDINGS_FILE}\n\t\t{repr(e)}" )
-
-        try:
-            with open(self._CONTEXT_MENU) as file:
-                self._context_menu_data = json.load(file)
-        except Exception as e:
-            print( f"Settings: {self._CONTEXT_MENU}\n\t\t{repr(e)}" )
-
-
-        self._main_window    = None
-        self._main_window_w  = 800
-        self._main_window_h  = 600
-        self._main_window_mw = 720
-        self._main_window_mh = 480
-        self._builder        = None
-        self.PAINT_BG_COLOR  = (0, 0, 0, 0.54)
-
-        self._trace_debug    = False
-        self._debug          = False
-        self._dirty_start    = False
-
-        self.load_settings()
-
-
-    def register_signals_to_builder(self, classes=None):
-        handlers = {}
-
-        for c in classes:
-            methods = None
-            try:
-                methods = inspect.getmembers(c, predicate=inspect.ismethod)
-                handlers.update(methods)
-            except Exception as e:
-                ...
-
-        self._builder.connect_signals(handlers)
-
-    def set_main_window(self, window): self._main_window  = window
-    def set_builder(self, builder) -> any:  self._builder = builder
-
-
-    def get_monitor_data(self) -> list:
-        screen = self._main_window.get_screen()
-        monitors = []
-        for m in range(screen.get_n_monitors()):
-            monitors.append(screen.get_monitor_geometry(m))
-            print("{}x{}+{}+{}".format(monitor.width, monitor.height, monitor.x, monitor.y))
-
-        return monitors
-
-    def get_main_window(self)        -> any: return self._main_window
-    def get_main_window_width(self)  -> any: return self._main_window_w
-    def get_main_window_height(self) -> any: return self._main_window_h
-    def get_main_window_min_width(self)  -> any: return self._main_window_mw
-    def get_main_window_min_height(self) -> any: return self._main_window_mh
-    def get_builder(self)            -> any: return self._builder
-    def get_paint_bg_color(self)     -> any: return self.PAINT_BG_COLOR
-    def get_glade_file(self)         -> str: return self._GLADE_FILE
-    def get_ui_widgets_path(self)    -> str: return self._UI_WIDEGTS_PATH
-    def get_context_menu_data(self)  -> str: return self._context_menu_data
-
-    def get_plugins_path(self)     -> str:   return self._PLUGINS_PATH
-    def get_icon_theme(self)       -> str:   return self._ICON_THEME
-    def get_css_file(self)         -> str:   return self._CSS_FILE
-    def get_home_config_path(self) -> str:   return self._HOME_CONFIG_PATH
-    def get_window_icon(self)      -> str:   return self._WINDOW_ICON
-    def get_home_path(self)        -> str:   return self._USER_HOME
-
-    def get_icons_path(self)       -> str: return self._DEFAULT_ICONS
-    def make_transparent(self)     -> int: return self._config["make_transparent"]
-    def get_thumbnail_with(self)   -> int: return self._config["thumbnail_with"]
-    def get_thumbnail_height(self) -> int: return self._config["thumbnail_height"]
-    def get_max_ring_thumbnail_list(self) -> int: return self._config["max_ring_thumbnail_list"]
-
-    # Filter returns
-    def get_office_filter(self)    -> tuple: return tuple(self._settings["filters"]["office"])
-    def get_vids_filter(self)      -> tuple: return tuple(self._settings["filters"]["videos"])
-    def get_text_filter(self)      -> tuple: return tuple(self._settings["filters"]["text"])
-    def get_music_filter(self)     -> tuple: return tuple(self._settings["filters"]["music"])
-    def get_images_filter(self)    -> tuple: return tuple(self._settings["filters"]["images"])
-    def get_pdf_filter(self)       -> tuple: return tuple(self._settings["filters"]["pdf"])
-
-    def get_success_color(self)    -> str:   return self._theming["success_color"]
-    def get_warning_color(self)    -> str:   return self._theming["warning_color"]
-    def get_error_color(self)      -> str:   return self._theming["error_color"]
-
-    def is_trace_debug(self)       -> str:   return self._trace_debug
-    def is_debug(self)             -> str:   return self._debug
-
-    def get_ch_log_lvl(self)       -> str:   return self._settings["debugging"]["ch_log_lvl"]
-    def get_fh_log_lvl(self)       -> str:   return self._settings["debugging"]["fh_log_lvl"]
-
-    def set_trace_debug(self, trace_debug):
-        self._trace_debug = trace_debug
-
-    def set_debug(self, debug):
-        self._debug = debug
-
-
-    def load_settings(self):
-        with open(self._CONFIG_FILE) as f:
-            self._settings = json.load(f)
-            self._config   = self._settings["config"]
-            self._theming  = self._settings["theming"]
-
-    def save_settings(self):
-        with open(self._CONFIG_FILE, 'w') as outfile:
-            json.dump(self._settings, outfile, separators=(',', ':'), indent=4)

src/libs/settings/start_check_mixin.py

@@ -2,6 +2,7 @@
 import os
 import json
 import inspect
+from contextlib import suppress
 
 # Lib imports
 
@@ -24,8 +25,8 @@ class StartCheckMixin:
             self._print_pid(pid)
             return
 
-        if os.path.exists(self._PID_FILE):
-            with open(self._PID_FILE, "r") as f:
+        if os.path.exists(self.path_manager._PID_FILE):
+            with open(self.path_manager._PID_FILE, "r") as f:
                 pid = f.readline().strip()
                 if pid not in ("", None):
                     if self.is_pid_alive( int(pid) ):
@@ -56,8 +57,9 @@ class StartCheckMixin:
         print(f"{APP_NAME} PID:  {pid}")
 
     def _clean_pid(self):
-        os.unlink(self._PID_FILE)
+        with suppress(FileNotFoundError, PermissionError):
+            os.unlink(self.path_manager._PID_FILE)
 
     def _write_pid(self, pid):
-        with open(self._PID_FILE, "w") as _pid:
+        with open(self.path_manager._PID_FILE, "w") as _pid:
             _pid.write(f"{pid}")

src/libs/singleton.py

@@ -1,4 +1,5 @@
 # Python imports
+from typing import Type, TypeVar, Any
 
 # Lib imports
 
@@ -11,14 +12,21 @@ class SingletonError(Exception):
 
 
 
+T = TypeVar('T', bound = 'Singleton')
+
+
+
 class Singleton:
-    ccount = 0
+    _instances = {}
 
-    def __new__(cls, *args, **kwargs):
-        obj        = super(Singleton, cls).__new__(cls)
-        cls.ccount += 1
+    def __new__(cls: Type[T], *args: Any, **kwargs: Any) -> T:
+        if cls in cls._instances: return cls._instances[cls]
 
-        if cls.ccount == 2:
-            raise SingletonError(f"Exceeded {cls.__name__} instantiation limit...")
+        instance = super().__new__(cls)
+        cls._instances[cls] = instance
+        return instance
 
-        return obj
+    @classmethod
+    def destroy(cls):
+        if cls in cls._instances:
+            del cls._instances[cls]

src/libs/singleton_raised.py

@@ -0,0 +1,29 @@
+# Python imports
+from typing import Type, TypeVar, Any
+
+# Lib imports
+
+# Application imports
+
+
+
+class SingletonError(Exception):
+    pass
+
+
+
+T = TypeVar('T', bound='SingletonRaised')
+
+class SingletonRaised:
+    __instance = None
+
+    def __new__(cls: Type[T], *args: Any, **kwargs: Any) -> T:
+        if cls.__instance is not None:
+            raise SingletonError(f"'{cls.__name__}' is a Singleton. Cannot create a new instance...")
+
+        cls.__instance = super(SingletonRaised, cls).__new__(cls)
+        return cls.__instance
+
+    def __init__(self) -> None:
+        if self.__instance is not None:
+            return

src/libs/status_icon.py

@@ -0,0 +1,67 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+gi.require_version('AppIndicator3', '0.1')
+from gi.repository import Gtk
+from gi.repository import GLib
+from gi.repository import AppIndicator3
+
+# Application imports
+
+
+
+class StatusIcon():
+    """ StatusIcon for Application to go to Status Tray. """
+
+    def __init__(self):
+        self._setup_styling()
+        self._setup_signals()
+        self._subscribe_to_events()
+        self._load_widgets()
+
+
+    def _setup_styling(self):
+        ...
+
+    def _setup_signals(self):
+        ...
+
+    def _subscribe_to_events(self):
+        ...
+
+    def _load_widgets(self):
+        status_menu     = Gtk.Menu()
+        icon_theme      = Gtk.IconTheme.get_default()
+        check_menu_item = Gtk.CheckMenuItem.new_with_label("Update icon")
+        quit_menu_item  = Gtk.MenuItem.new_with_label("Quit")
+
+        # Create StatusNotifierItem
+        self.indicator  = AppIndicator3.Indicator.new(
+            f"{APP_NAME}-statusicon",
+            "gtk-info",
+            AppIndicator3.IndicatorCategory.APPLICATION_STATUS)
+        self.indicator.set_status(AppIndicator3.IndicatorStatus.ACTIVE)
+
+        check_menu_item.connect("activate", self.check_menu_item_cb)
+        quit_menu_item.connect("activate", self.quit_menu_item_cb)
+        icon_theme.connect('changed', self.icon_theme_changed_cb)
+
+        self.indicator.set_menu(status_menu)
+        status_menu.append(check_menu_item)
+        status_menu.append(quit_menu_item)
+        status_menu.show_all()
+
+    def update_icon(self, icon_name):
+        self.indicator.set_icon(icon_name)
+
+    def check_menu_item_cb(self, widget, data = None):
+        icon_name = "parole" if widget.get_active() else "gtk-info"
+        self.update_icon(icon_name)
+
+    def icon_theme_changed_cb(self, theme):
+        self.update_icon("gtk-info")
+
+    def quit_menu_item_cb(self, widget, data = None):
+        event_system.emit("tear-down")

src/libs/widget_registery.py

@@ -0,0 +1,65 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Gtk
+
+# Application imports
+from .controllers.controller_base import ControllerBase
+from .dto.base_event import BaseEvent
+
+
+
+class WidgetRegisteryController(ControllerBase):
+    """docstring for WidgetRegisteryController."""
+
+    def __init__(self):
+        super(WidgetRegisteryController, self).__init__()
+
+        self._builder: Gtk.Builder = None
+        self.objects: dict         = {}
+        self.builder_keys: list    = []
+
+        self._load_glade_file()
+
+
+    def _load_glade_file(self):
+        self._builder = Gtk.Builder.new_from_file( settings_manager.path_manager.get_glade_file() )
+        settings_manager.set_builder(self._builder)
+
+        widgets = self._builder.get_objects()
+        for widget in widgets:
+            if not hasattr(widget, "get_name"): continue
+            self.builder_keys.append( widget.get_name() )
+
+    def _controller_message(self, event: BaseEvent):
+        ...
+
+    def list_objects(self, id: str) -> list:
+        return self.objects.keys() + self.builder_keys
+
+    def list_non_builder_objects(self, id: str) -> list:
+        return self.objects.keys()
+
+    def list_builder_objects(self, id: str) -> list:
+        return self.builder_keys
+
+    def get_object(self, id: str) -> any:
+        if id in self.objects:
+            return self.objects[id]
+
+        return self._builder.get_object(id)
+
+    def expose_object(self, id: str, object: any, use_gtk: bool = False):
+        if not use_gtk:
+            self.objects[id] = object
+            return
+
+        self._builder.expose_object(id, object)
+        self.builder_keys.append(id)
+
+    def dereference_object(self, id: str):
+        self.builder_keys.remove(id)
+        if id in self.objects:
+            del self.objects[id]

src/plugins/__init__.py

@@ -1,3 +1,5 @@
 """
     Gtk Bound Plugins Module
 """
+
+from .controller import plugins_controller

src/plugins/controller.py

@@ -0,0 +1,182 @@
+# Python imports
+import os
+import sys
+import importlib
+import traceback
+
+from os.path import join
+from os.path import isdir
+
+# Lib imports
+import gi
+from gi.repository import Gtk
+from gi.repository import GLib
+
+# Application imports
+from libs.event_factory import Event_Factory, App_Event_Types
+from libs.controllers.controller_base import ControllerBase
+from libs.dto.plugins.manifest_meta import ManifestMeta
+from libs.dto.base_event import BaseEvent
+
+from .manifest_manager import ManifestManager
+from .plugins_controller_mixin import PluginsControllerMixin
+from .plugin_reload_mixin import PluginReloadMixin
+from .plugin_context import PluginContext
+from .plugins_ui import PluginsUI
+
+
+
+class PluginsControllerException(Exception):
+    ...
+
+
+
+class PluginsController(ControllerBase, PluginsControllerMixin, PluginReloadMixin):
+    """ PluginsController controller """
+
+    def __init__(self):
+        super(PluginsController, self).__init__()
+
+        # path                      = os.path.dirname(os.path.realpath(__file__))
+        # sys.path.insert(0, path)  # NOTE: I think I'm not using this correctly...
+
+        self.plugins_ui: PluginsUI              = PluginsUI()
+        self._manifest_manager: ManifestManager = ManifestManager()
+
+        self._plugin_collection: list           = []
+        self._plugins_path: str                 = settings_manager.path_manager.get_plugins_path()
+
+        self._set_plugins_watcher()
+
+
+    def _controller_message(self, event: BaseEvent):
+        for manifest_meta in self._plugin_collection:
+            manifest_meta.instance._controller_message(event)
+
+        if isinstance(event, App_Event_Types.TogglePluginsUiEvent):
+            self.toggle_plugins_ui()
+
+    def _collect_search_locations(self, path: str, locations: list):
+        locations.append(path)
+        for file in os.listdir(path):
+            _path = os.path.join(path, file)
+            if not os.path.isdir(_path): continue
+            self._collect_search_locations(_path, locations)
+
+    def _load_plugins(
+        self,
+        manifest_metas: list = [],
+        is_pre_launch: bool  = False
+    ):
+        parent_path = os.getcwd()
+
+        for manifest_meta in manifest_metas:
+            try:
+                path,    \
+                folder,  \
+                manifest = manifest_meta.path, manifest_meta.folder, manifest_meta.manifest
+                target   = join(path, "plugin.py")
+
+                if not os.path.exists(target):
+                    raise PluginsControllerException(
+                        "Invalid Plugin Structure: Plugin doesn't have 'plugin.py'. Aboarting load..."
+                    )
+
+                module = self._load_plugin_module(path, folder, target)
+
+                self._handle_plugin_execute(is_pre_launch, module, manifest_meta)
+            except PluginsControllerException as e:
+                logger.info(f"Malformed Plugin: Not loading -->: '{manifest_meta.folder}' !")
+                logger.debug(f"Trace: {traceback.print_exc()}")
+
+        os.chdir(parent_path)
+
+    def _load_plugin_module(self, path, folder, target):
+        os.chdir(path)
+
+        locations = []
+        self._collect_search_locations(path, locations)
+
+        spec   = importlib.util.spec_from_file_location(folder, target, submodule_search_locations = locations)
+        module = importlib.util.module_from_spec(spec)
+        sys.modules[folder] = module
+        spec.loader.exec_module(module)
+
+        return module
+
+    def _handle_plugin_execute(
+        self, is_pre_launch: bool, module, manifest_meta
+    ):
+        if not is_pre_launch:
+            GLib.idle_add(
+                self.execute_plugin, module, manifest_meta
+            )
+            return
+
+        self.execute_plugin(module, manifest_meta)
+
+    def pre_launch_plugins(self):
+        logger.info(f"Loading pre-launch plugins...")
+        manifest_metas: list = self._manifest_manager.get_pre_launch_plugins()
+        self._load_plugins(manifest_metas, is_pre_launch = True)
+
+        for manifest_meta in manifest_metas:
+            self.plugins_ui.add_row(manifest_meta, self.toggle_plugin_load_state)
+
+    def post_launch_plugins(self):
+        logger.info(f"Loading post-launch plugins...")
+        manifest_metas: list = self._manifest_manager.get_post_launch_plugins()
+        self._load_plugins(manifest_metas)
+
+        for manifest_meta in manifest_metas:
+            self.plugins_ui.add_row(manifest_meta, self.toggle_plugin_load_state)
+
+    def manual_launch_plugins(self):
+        logger.info(f"Collecting manual-launch plugins...")
+        manifest_metas: list = self._manifest_manager.get_manual_launch_plugins()
+
+        for manifest_meta in manifest_metas:
+            self.plugins_ui.add_row(manifest_meta, self.toggle_plugin_load_state)
+
+    def toggle_plugin_load_state(self, widget, manifest_meta):
+        if manifest_meta.instance:
+            self._plugin_collection.remove(manifest_meta)
+            manifest_meta.instance.unload()
+            manifest_meta.instance = None
+            widget.set_label("Load")
+            return
+
+        self._load_plugins( [manifest_meta] )
+        widget.set_label("Unload")
+
+    def execute_plugin(self, module: type, manifest_meta: ManifestMeta):
+        plugin                               = module.Plugin()
+        plugin.plugin_context: PluginContext = self.create_plugin_context()
+
+        manifest               = manifest_meta.manifest
+        manifest_meta.instance = plugin
+
+        if manifest.requests.bind_keys:
+            keybindings.append_bindings( manifest.requests.bind_keys )
+
+        manifest_meta.instance.load()
+        manifest_meta.instance.run()
+
+        self._plugin_collection.append(manifest_meta)
+
+    def create_plugin_context(self):
+        plugin_context: PluginContext                  = PluginContext()
+
+        plugin_context.request_ui_element: callable    = self.request_ui_element
+        plugin_context.emit: callable                  = self.emit
+        plugin_context.emit_to: callable               = self.emit_to
+        plugin_context.emit_to_selected: callable      = self.emit_to_selected
+        plugin_context.register_controller: callable   = self.register_controller
+        plugin_context.unregister_controller: callable = self.unregister_controller
+
+        return plugin_context
+
+    def toggle_plugins_ui(self, widget = None):
+        self.plugins_ui.hide() if self.plugins_ui.is_visible() else self.plugins_ui.show()
+
+plugins_controller = PluginsController()

src/plugins/manifest.py

@@ -1,64 +0,0 @@
-# Python imports
-import os
-import json
-from os.path import join
-
-# Lib imports
-
-# Application imports
-
-
-
-
-class ManifestProcessor(Exception):
-    ...
-
-
-class Plugin:
-    path: str       = None
-    name: str       = None
-    author: str     = None
-    version: str    = None
-    support: str    = None
-    requests:{}     = None
-    reference: type = None
-
-
-class ManifestProcessor:
-    def __init__(self, path, builder):
-        manifest = join(path, "manifest.json")
-        if not os.path.exists(manifest):
-            raise Exception("Invalid Plugin Structure: Plugin doesn't have 'manifest.json'. Aboarting load...")
-
-        self._path    = path
-        self._builder = builder
-        with open(manifest) as f:
-            data           = json.load(f)
-            self._manifest = data["manifest"]
-            self._plugin   = self.collect_info()
-
-    def collect_info(self) -> Plugin:
-        plugin          = Plugin()
-        plugin.path     = self._path
-        plugin.name     = self._manifest["name"]
-        plugin.author   = self._manifest["author"]
-        plugin.version  = self._manifest["version"]
-        plugin.support  = self._manifest["support"]
-        plugin.requests = self._manifest["requests"]
-
-        return plugin
-
-    def get_loading_data(self):
-        loading_data = {}
-        requests     = self._plugin.requests
-        keys         = requests.keys()
-
-        if "pass_events" in keys:
-            if requests["pass_events"] in ["true"]:
-                loading_data["pass_events"] = True
-
-        if "bind_keys" in keys:
-            if isinstance(requests["bind_keys"], list):
-                loading_data["bind_keys"] = requests["bind_keys"]
-
-        return self._plugin, loading_data

src/plugins/manifest_manager.py

@@ -0,0 +1,75 @@
+# Python imports
+import os
+import json
+from os.path import join
+
+# Lib imports
+
+# Application imports
+from libs.dto.plugins.manifest_meta import ManifestMeta
+from libs.dto.plugins.manifest import Manifest
+
+
+
+class ManifestMapperException(Exception):
+    ...
+
+
+
+class ManifestManager:
+    def __init__(self):
+
+        self._plugins_path: str = \
+            settings_manager.path_manager.get_plugins_path()
+
+        self.pre_launch_manifests: list    = []
+        self.post_launch_manifests: list   = []
+        self.manual_launch_manifests: list = []
+
+        self.load_manifests()
+
+
+    def load_manifests(self):
+        logger.info(f"Loading manifests...")
+
+        for path, folder in [
+            [join(self._plugins_path, item), item]
+            for item in os.listdir(self._plugins_path)
+            if os.path.isdir( join(self._plugins_path, item) )
+        ]:
+            self.load(folder, path)
+
+    def load(self, folder, path) -> ManifestMeta:
+        manifest_pth = join(path, "manifest.json")
+
+        if not os.path.exists(manifest_pth):
+            raise ManifestMapperException("Invalid Plugin Structure: Plugin doesn't have 'manifest.json'. Aboarting load...")
+
+        with open(manifest_pth) as f:
+            data                   = json.load(f)
+            manifest               = Manifest(**data)
+            manifest_meta          = ManifestMeta()
+
+            manifest_meta.folder   = folder
+            manifest_meta.path     = path
+            manifest_meta.manifest = manifest
+
+            if not manifest.autoload:
+                self.manual_launch_manifests.append(manifest_meta)
+                return manifest_meta
+
+            if manifest.pre_launch:
+                self.pre_launch_manifests.append(manifest_meta)
+            else:
+                self.post_launch_manifests.append(manifest_meta)
+
+        return manifest_meta
+
+    def get_pre_launch_plugins(self) -> list:
+        return self.pre_launch_manifests
+
+    def get_post_launch_plugins(self) -> list:
+        return self.post_launch_manifests
+
+    def get_manual_launch_plugins(self) -> list:
+        return self.manual_launch_manifests

src/plugins/plugin_base.py

@@ -1,61 +0,0 @@
-# Python imports
-import os
-import time
-
-# Lib imports
-
-# Application imports
-
-
-class PluginBaseException(Exception):
-    ...
-
-
-class PluginBase:
-    def __init__(self):
-        self.name               = "Example Plugin"  # NOTE: Need to remove after establishing private bidirectional 1-1 message bus
-                                                    #       where self.name should not be needed for message comms
-
-        self._builder           = None
-        self._ui_objects        = None
-        self._event_system      = None
-
-
-    def run(self):
-        """
-            Must define regardless if needed and can 'pass' if plugin doesn't need it.
-            Is intended to be used to setup internal signals or custom Gtk Builders/UI logic.
-        """
-        raise PluginBaseException("Method hasn't been overriden...")
-
-    def generate_reference_ui_element(self):
-        """
-            Requests Key:  'ui_target': "plugin_control_list",
-            Must define regardless if needed and can 'pass' if plugin doesn't use it.
-            Must return a widget if "ui_target" is set.
-        """
-        raise PluginBaseException("Method hasn't been overriden...")
-
-    def set_event_system(self, event_system):
-        """
-            Requests Key:  'pass_events': "true"
-            Must define in plugin if "pass_events" is set to "true" string.
-        """
-        self._event_system = event_system
-
-    def set_ui_object_collection(self, ui_objects):
-        """
-            Requests Key:  "pass_ui_objects": [""]
-            Request reference to a UI component. Will be passed back as array to plugin.
-            Must define in plugin if set and an array of valid glade UI IDs is given.
-        """
-        self._ui_objects = ui_objects
-
-    def subscribe_to_events(self):
-        ...
-
-
-    def clear_children(self, widget: type) -> None:
-        """ Clear children of a gtk widget. """
-        for child in widget.get_children():
-            widget.remove(child)

src/plugins/plugin_context.py

@@ -0,0 +1,42 @@
+# Python imports
+
+# Lib imports
+
+# Application imports
+from libs.dto.base_event import BaseEvent
+
+
+
+class PluginContextException(Exception):
+    ...
+
+
+
+class PluginContext:
+    """ PluginContext """
+
+    def __init__(self):
+        super(PluginContext, self).__init__()
+
+
+    def _controller_message(self, event: BaseEvent):
+        raise PluginContextException("Plugin Context '_controller_message' must be overridden...")
+
+    def request_ui_element(self, element_id: str):
+        raise PluginContextException("Plugin Context 'request_ui_element' must be overridden...")
+
+    def emit(self, event: BaseEvent):
+        raise PluginContextException("Plugin Context 'emit' must be overridden...")
+
+    def emit_to(self, name: str, event: BaseEvent):
+        raise PluginContextException("Plugin Context 'emit_to' must be overridden...")
+
+    def emit_to_selected(self, names: list[str], event: BaseEvent):
+        raise PluginContextException("Plugin Context 'emit_to_selected' must be overridden...")
+
+    def register_controller(self, name: str, controller):
+        raise PluginContextException("Plugin Context 'register_controller' must be overridden...")
+
+    def unregister_controller(self, name: str):
+        raise PluginContextException("Plugin Context 'unregister_controller' must be overridden...")
+

src/plugins/plugin_reload_mixin.py

@@ -0,0 +1,77 @@
+# Python imports
+
+# Lib imports
+import gi
+from gi.repository import Gio
+
+# Application imports
+
+
+
+class PluginReloadMixin:
+    _plugins_dir_watcher = None
+
+    def _set_plugins_watcher(self) -> None:
+        self._plugins_dir_watcher =                     \
+            Gio.File.new_for_path( self._plugins_path ) \
+            .monitor_directory(
+                Gio.FileMonitorFlags.WATCH_MOVES,
+                Gio.Cancellable()
+            )
+
+        self._plugins_dir_watcher.connect("changed", self._on_plugins_changed, ())
+
+    def _on_plugins_changed(self,
+        file_monitor, file,
+        other_file = None,
+        eve_type   = None,
+        data       = None
+    ):
+        if eve_type is Gio.FileMonitorEvent.RENAMED:
+            ...
+
+        if eve_type in [Gio.FileMonitorEvent.CREATED, Gio.FileMonitorEvent.MOVED_IN]:
+            self.add_plugin(file)
+
+        if eve_type in [Gio.FileMonitorEvent.DELETED, Gio.FileMonitorEvent.MOVED_OUT]:
+            self.remove_plugin(file)
+
+    def add_plugin(self, file: str) -> None:
+        logger.info(f"Adding plugin: {file.get_uri()}")
+        uri           = file.get_uri()
+        path          = uri.replace("file://", "")
+        folder        = path.split("/")[-1]
+        manifest_meta = self._manifest_manager.load(folder, path)
+
+        self._load_plugins( [manifest_meta] )
+        self.plugins_ui.add_row(manifest_meta, self.toggle_plugin_load_state)
+
+    def remove_plugin(self, file: str) -> None:
+        logger.info(f"Removing plugin: {file.get_uri()}")
+
+        manifests = self._manifest_manager.pre_launch_manifests    \
+                    + self._manifest_manager.post_launch_manifests \
+                    + self._manifest_manager.manual_launch_manifests
+
+        for manifest_meta in manifests:
+            if not manifest_meta.folder in file.get_uri(): continue
+
+            if manifest_meta in self._manifest_manager.pre_launch_manifests:
+                self._manifest_manager.pre_launch_manifests.remove(manifest_meta)
+            elif manifest_meta in self._manifest_manager.post_launch_manifests:
+                self._manifest_manager.post_launch_manifests.remove(manifest_meta)
+            elif manifest_meta in self._manifest_manager.manual_launch_manifests:
+                self._manifest_manager.manual_launch_manifests.remove(manifest_meta)
+
+            self.plugins_ui.remove_row(manifest_meta)
+            break
+
+        del manifests
+        for manifest_meta in self._plugin_collection[:]:
+            if not manifest_meta.folder in file.get_uri(): continue
+
+            manifest_meta.instance.unload()
+            manifest_meta.instance = None
+            self._plugin_collection.remove(manifest_meta)
+
+            break

src/plugins/plugin_types/__init__.py

@@ -0,0 +1,7 @@
+"""
+    Plugin Types Module
+"""
+
+from .plugin_base import PluginBase
+from .plugin_ui import PluginUI
+from .plugin_code import PluginCode

src/plugins/plugin_types/plugin_base.py

@@ -0,0 +1,46 @@
+# Python imports
+
+# Lib imports
+
+# Application imports
+from libs.dto.base_event import BaseEvent
+
+from ..plugin_context import PluginContext
+
+
+
+class PluginBaseException(Exception):
+    ...
+
+
+
+class PluginBase:
+    def __init__(self, *args, **kwargs):
+        super(PluginBase, self).__init__(*args, **kwargs)
+
+        self.plugin_context: PluginContext = None
+
+
+    def _controller_message(self, event: BaseEvent):
+        raise PluginBaseException("Plugin Base '_controller_message' must be overriden by Plugin")
+
+    def load(self):
+        raise PluginBaseException("Plugin Base 'load' must be overriden by Plugin")
+
+    def unload(self):
+        raise PluginBaseException("Plugin Base 'unload' must be overriden by Plugin")
+
+    def run(self):
+        raise PluginBaseException("Plugin Base 'run' must be overriden by Plugin")
+
+    def request_ui_element(self, element_id: str):
+        raise PluginBaseException("Plugin Base 'request_ui_element' must be overriden by Plugin")
+
+    def emit(self, event: BaseEvent):
+        raise PluginBaseException("Plugin Base 'emit' must be overriden by Plugin")
+
+    def emit_to(self, name: str, event: BaseEvent):
+        raise PluginBaseException("Plugin Base 'emit_to' must be overriden by Plugin")
+
+    def emit_to_selected(self, names: list[str], event: BaseEvent):
+        raise PluginBaseException("Plugin Base 'emit_to_selected' must be overriden by Plugin")

src/plugins/plugin_types/plugin_code.py

@@ -0,0 +1,50 @@
+# Python imports
+
+# Lib imports
+
+# Application imports
+from libs.dto.base_event import BaseEvent
+
+from ..plugin_context import PluginContext
+from .plugin_base import PluginBase
+
+
+
+class PluginCodeException(Exception):
+    ...
+
+
+
+class PluginCode(PluginBase):
+    def __init__(self, *args, **kwargs):
+        super(PluginCode, self).__init__(*args, **kwargs)
+
+        self.plugin_context: PluginContext = None
+
+
+    def _controller_message(self, event: BaseEvent):
+        raise PluginCodeException("Plugin Code '_controller_message' must be overriden by Plugin")
+
+    def load(self):
+        raise PluginCodeException("Plugin Code 'load' must be overriden by Plugin")
+
+    def run(self):
+        raise PluginCodeException("Plugin Code 'run' must be overriden by Plugin")
+
+    def register_controller(self, name: str, controller):
+        return self.plugin_context.register_controller(name, controller)
+
+    def unregister_controller(self, name: str):
+        return self.plugin_context.unregister_controller(name)
+
+    def request_ui_element(self, element_id: str):
+        return self.plugin_context.request_ui_element(element_id)
+
+    def emit(self, event: BaseEvent):
+        return self.plugin_context.emit(event)
+
+    def emit_to(self, name: str, event: BaseEvent):
+        return self.plugin_context.emit_to(name, event)
+
+    def emit_to_selected(self, names: list[str], event: BaseEvent):
+        return self.plugin_context.emit_to_selected(names, event)

src/plugins/plugin_types/plugin_ui.py

@@ -0,0 +1,44 @@
+# Python imports
+
+# Lib imports
+
+# Application imports
+from libs.dto.base_event import BaseEvent
+
+from ..plugin_context import PluginContext
+from .plugin_base import PluginBase
+
+
+
+class PluginCodeException(Exception):
+    ...
+
+
+
+class PluginUI(PluginBase):
+    def __init__(self, *args, **kwargs):
+        super(PluginUI, self).__init__(*args, **kwargs)
+
+        self.plugin_context: PluginContext = None
+
+
+    def _controller_message(self, event: BaseEvent):
+        raise PluginCodeException("Plugin UI '_controller_message' must be overriden by Plugin")
+
+    def load(self):
+        raise PluginCodeException("Plugin UI 'load' must be overriden by Plugin")
+
+    def run(self):
+        raise PluginCodeException("Plugin UI 'run' must be overriden by Plugin")
+
+    def request_ui_element(self, element_id: str):
+        return self.plugin_context.request_ui_element(element_id)
+
+    def emit(self, event: BaseEvent):
+        return self.plugin_context.emit(event)
+
+    def emit_to(self, name: str, event: BaseEvent):
+        return self.plugin_context.emit_to(name, event)
+
+    def emit_to_selected(self, names: list[str], event: BaseEvent):
+        return self.plugin_context.emit_to_selected(names, event)

src/plugins/plugins_controller.py

@@ -1,119 +0,0 @@
-# Python imports
-import os
-import sys
-import importlib
-import traceback
-from os.path import join
-from os.path import isdir
-
-# Lib imports
-import gi
-gi.require_version('Gtk', '3.0')
-from gi.repository import Gtk
-from gi.repository import Gio
-
-# Application imports
-from .manifest import Plugin
-from .manifest import ManifestProcessor
-
-
-
-
-class InvalidPluginException(Exception):
-    ...
-
-
-class PluginsController:
-    """PluginsController controller"""
-
-    def __init__(self):
-        path                      = os.path.dirname(os.path.realpath(__file__))
-        sys.path.insert(0, path)  # NOTE: I think I'm not using this correctly...
-
-        self._builder             = settings.get_builder()
-        self._plugins_path        = settings.get_plugins_path()
-
-        self._plugins_dir_watcher = None
-        self._plugin_collection   = []
-
-
-    def launch_plugins(self) -> None:
-        self._set_plugins_watcher()
-        self.load_plugins()
-
-    def _set_plugins_watcher(self) -> None:
-        self._plugins_dir_watcher  = Gio.File.new_for_path(self._plugins_path) \
-                                            .monitor_directory(Gio.FileMonitorFlags.WATCH_MOVES, Gio.Cancellable())
-        self._plugins_dir_watcher.connect("changed", self._on_plugins_changed, ())
-
-    def _on_plugins_changed(self, file_monitor, file, other_file=None, eve_type=None, data=None):
-        if eve_type in [Gio.FileMonitorEvent.CREATED, Gio.FileMonitorEvent.DELETED,
-                        Gio.FileMonitorEvent.RENAMED, Gio.FileMonitorEvent.MOVED_IN,
-                                                    Gio.FileMonitorEvent.MOVED_OUT]:
-            self.reload_plugins(file)
-
-    def load_plugins(self, file: str = None) -> None:
-        print(f"Loading plugins...")
-        parent_path = os.getcwd()
-
-        for path, folder in [[join(self._plugins_path, item), item] if os.path.isdir(join(self._plugins_path, item)) else None for item in os.listdir(self._plugins_path)]:
-            try:
-                target   = join(path, "plugin.py")
-                manifest = ManifestProcessor(path, self._builder)
-
-                if not os.path.exists(target):
-                    raise InvalidPluginException("Invalid Plugin Structure: Plugin doesn't have 'plugin.py'. Aboarting load...")
-
-                plugin, loading_data = manifest.get_loading_data()
-                module               = self.load_plugin_module(path, folder, target)
-                self.execute_plugin(module, plugin, loading_data)
-            except Exception as e:
-                print(f"Malformed Plugin: Not loading -->: '{folder}' !")
-                traceback.print_exc()
-
-        os.chdir(parent_path)
-
-
-    def load_plugin_module(self, path, folder, target):
-        os.chdir(path)
-
-        locations = []
-        self.collect_search_locations(path, locations)
-
-        spec   = importlib.util.spec_from_file_location(folder, target, submodule_search_locations = locations)
-        module = importlib.util.module_from_spec(spec)
-        sys.modules[folder] = module
-        spec.loader.exec_module(module)
-
-        return module
-
-    def collect_search_locations(self, path, locations):
-        locations.append(path)
-        for file in os.listdir(path):
-            _path = os.path.join(path, file)
-            if os.path.isdir(_path):
-                self.collect_search_locations(_path, locations)
-
-    def execute_plugin(self, module: type, plugin: Plugin, loading_data: []):
-        plugin.reference = module.Plugin()
-        keys             = loading_data.keys()
-
-        if "ui_target" in keys:
-            loading_data["ui_target"].add( plugin.reference.generate_reference_ui_element() )
-            loading_data["ui_target"].show_all()
-
-        if "pass_ui_objects" in keys:
-            plugin.reference.set_ui_object_collection( loading_data["pass_ui_objects"] )
-
-        if "pass_events" in keys:
-            plugin.reference.set_fm_event_system(event_system)
-            plugin.reference.subscribe_to_events()
-
-        if "bind_keys" in keys:
-            keybindings.append_bindings( loading_data["bind_keys"] )
-
-        plugin.reference.run()
-        self._plugin_collection.append(plugin)
-
-    def reload_plugins(self, file: str = None) -> None:
-        print(f"Reloading plugins... stub.")

src/plugins/plugins_controller_mixin.py

@@ -0,0 +1,20 @@
+# Python imports
+
+# Lib imports
+
+# Application imports
+
+
+
+class InvalidPluginException(Exception):
+    ...
+
+
+
+class PluginsControllerMixin:
+
+    def request_ui_element(self, target_id: str):
+        if not target_id in widget_registery.objects:
+            raise InvalidPluginException('Unknown UI "target_id" given in requests.')
+
+        return widget_registery.objects[target_id]

src/plugins/plugins_ui.py

@@ -0,0 +1,122 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gdk', '3.0')
+from gi.repository import Gtk
+from gi.repository import Gdk
+from gi.repository import GLib
+
+# Application imports
+
+
+
+class PluginsUI(Gtk.Dialog):
+    def __init__(self):
+        super(PluginsUI, self).__init__()
+
+        self._setup_styling()
+        self._setup_signals()
+        self._subscribe_to_events()
+        self._load_widgets()
+
+
+    def _setup_styling(self):
+        header   = Gtk.HeaderBar()
+        self.ctx = self.get_style_context()
+        self.ctx.add_class("plugin-ui")
+
+        self.set_title("Plugins")
+        self.set_size_request(450, 530)
+        self.set_modal(False)
+        self.set_deletable(False)
+        self.set_skip_pager_hint(True)
+        self.set_skip_taskbar_hint(True)
+
+        header.set_title("Plugins")
+        self.set_titlebar(header)
+        header.show()
+
+        window = widget_registery.get_object("main-window")
+        self.set_transient_for(window)
+        self.set_destroy_with_parent(True)
+
+        self.set_position(Gtk.WindowPosition.CENTER_ON_PARENT)
+
+    def _setup_signals(self):
+        self.connect("focus-out-event", self._on_focus_out)
+        self.connect("key-release-event", self._on_key_release)
+
+    def _subscribe_to_events(self):
+        ...
+
+    def _load_widgets(self):
+        widget_registery.expose_object("plugin-ui", self)
+
+        content_area  = self.get_content_area()
+        scrolled_win  = Gtk.ScrolledWindow()
+        viewport      = Gtk.Viewport()
+        self.list_box = Gtk.ListBox()
+
+        self.list_box.set_selection_mode( Gtk.SelectionMode.NONE )
+        scrolled_win.set_vexpand(True)
+
+        viewport.add(self.list_box)
+        scrolled_win.add(viewport)
+        content_area.add(scrolled_win)
+
+        scrolled_win.show_all()
+
+    def _on_key_release(self, widget, event):
+        ctrl_pressed  = event.state & Gdk.ModifierType.CONTROL_MASK
+        shift_pressed = event.state & Gdk.ModifierType.SHIFT_MASK
+
+        if ctrl_pressed:
+            if shift_pressed:
+                if event.keyval == Gdk.KEY_P:
+                    self.hide()
+
+    def _on_focus_out(self, *args):
+        self.hide()
+        GLib.idle_add(self.hide)
+
+    def add_row(self, manifest_meta, callback: callable):
+        box         = Gtk.Box()
+        plugin_lbl  = Gtk.Label(label = manifest_meta.manifest.name)
+        author_lbl  = Gtk.Label(label = manifest_meta.manifest.author)
+        version_lbl = Gtk.Label(label = manifest_meta.manifest.version)
+        is_autoload = manifest_meta.manifest.autoload
+        toggle_bttn = Gtk.ToggleButton(label = "Unload" if is_autoload else "Load")
+
+        toggle_bttn.set_active(is_autoload)
+        plugin_lbl.set_hexpand(True)
+        box.set_hexpand(True)
+        version_lbl.set_margin_left(15)
+        version_lbl.set_margin_right(15)
+        toggle_bttn.set_size_request(120, -1)
+
+        toggle_bttn.toggle_id = \
+            toggle_bttn.connect("toggled", callback, manifest_meta)
+        box.toggle_bttn = toggle_bttn
+
+        box.add(plugin_lbl)
+        box.add(author_lbl)
+        box.add(version_lbl)
+        box.add(toggle_bttn)
+        box.manifest_meta = manifest_meta
+
+        box.show_all()
+        self.list_box.add(box)
+
+    def remove_row(self, manifest_meta):
+        for row in self.list_box.get_children():
+            child = row.get_children()[0]
+            if not child.manifest_meta == manifest_meta: continue
+
+            child.manifest_meta = None
+            toggle_bttn         = getattr(child, "toggle_bttn", None)
+            toggle_bttn.disconnect(toggle_bttn.toggle_id)
+
+            self.list_box.remove(row)
+            child.destroy()
+            break

user_config/usr/share/mirage2/Main_Window.glade

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Generated with glade 3.40.0 -->
+<interface>
+  <requires lib="gtk+" version="3.20"/>
+  <object class="GtkBox" id="glade_box">
+    <property name="visible">True</property>
+    <property name="can-focus">False</property>
+    <property name="orientation">vertical</property>
+    <child>
+      <object class="GtkLabel" id="glade_label">
+        <property name="visible">True</property>
+        <property name="can-focus">False</property>
+        <property name="label" translatable="yes">Loaded Me From Glade!</property>
+      </object>
+      <packing>
+        <property name="expand">False</property>
+        <property name="fill">True</property>
+        <property name="position">0</property>
+      </packing>
+    </child>
+    <child>
+      <placeholder/>
+    </child>
+    <child>
+      <placeholder/>
+    </child>
+  </object>
+</interface>

user_config/usr/share/mirage2/contexct_menu.json

@@ -1,2 +1 @@
-{
-}
+{}