aligned to base template project; scroll past end added; move line selection preservation

src/__main__.py

@@ -10,9 +10,6 @@ import tracemalloc
 tracemalloc.start()
 
 # Lib imports
-import gi
-gi.require_version('Gtk', '3.0')
-from gi.repository import Gtk
 
 # Application imports
 from __builtins__ import *
@@ -20,7 +17,6 @@ from app import Application
 
 
 
-
 if __name__ == "__main__":
     ''' Set process title, get arguments, and create GTK main thread. '''
 
@@ -47,7 +43,6 @@ if __name__ == "__main__":
 
         settings_manager.do_dirty_start_check()
         Application(args, unknownargs)
-        Gtk.main()
     except Exception as e:
         traceback.print_exc()
         quit()

src/app.py

@@ -16,35 +16,39 @@ class AppLaunchException(Exception):
 
 
 
-class Application(IPCServer):
+class Application:
     """ docstring for Application. """
 
     def __init__(self, args, unknownargs):
         super(Application, self).__init__()
 
         if not settings_manager.is_trace_debug():
-            self.socket_realization_check()
+            self.load_ipc(args, unknownargs)
-
-            if not self.is_ipc_alive:
-                for arg in unknownargs + [args.new_tab,]:
-                    if os.path.isfile(arg):
-                        message = f"FILE|{arg}"
-                        self.send_ipc_message(message)
-
-                raise AppLaunchException(f"{app_name} IPC Server Exists: Have sent path(s) to it and closing...")
 
         self.setup_debug_hook()
-        Window(args, unknownargs)
+        Window(args, unknownargs).main()
 
 
-    def socket_realization_check(self):
+    def load_ipc(self, args, unknownargs):
+        ipc_server = IPCServer()
+        self.ipc_realization_check(ipc_server)
+
+        if not ipc_server.is_ipc_alive:
+            for arg in unknownargs + [args.new_tab,]:
+                if os.path.isfile(arg):
+                    message = f"FILE|{arg}"
+                    ipc_server.send_ipc_message(message)
+
+            raise AppLaunchException(f"{app_name} IPC Server Exists: Have sent path(s) to it and closing...")
+
+    def ipc_realization_check(self, ipc_server):
         try:
-            self.create_ipc_listener()
+            ipc_server.create_ipc_listener()
         except Exception:
-            self.send_test_ipc_message()
+            ipc_server.send_test_ipc_message()
 
         try:
-            self.create_ipc_listener()
+            ipc_server.create_ipc_listener()
         except Exception as e:
             ...
 

src/core/__init__.py

@@ -1,3 +0,0 @@
-"""
-    Gtk Bound Signal Module
-"""

src/core/containers/base_container.py

@@ -14,9 +14,9 @@ from .editors_container import EditorsContainer
 
 
 
-class CoreWidget(Gtk.Box):
+class BaseContainer(Gtk.Box):
     def __init__(self):
-        super(CoreWidget, self).__init__()
+        super(BaseContainer, self).__init__()
 
         builder  = settings_manager.get_builder()
         self.ctx = self.get_style_context()

src/core/controllers/__init__.py

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

src/core/controllers/base_controller.py

@@ -10,13 +10,14 @@ from gi.repository import Gdk
 from gi.repository import GLib
 
 # Application imports
-from .controller_data import ControllerData
+from ..mixins.signals_mixins import SignalsMixins
-from .containers.core_widget import CoreWidget
+from ..containers.base_container import BaseContainer
-from .mixins.signals_mixins import SignalsMixins
+
+from .base_controller_data import BaseControllerData
 
 
 
-class Controller(SignalsMixins, ControllerData):
+class BaseController(SignalsMixins, BaseControllerData):
     def __init__(self, args, unknownargs):
         messages = []
         for arg in unknownargs + [args.new_tab,]:
@@ -60,7 +61,7 @@ class Controller(SignalsMixins, ControllerData):
         self.builder.expose_object("main_window", self.window)
 
         settings_manager.set_builder(self.builder)
-        self.core_widget = CoreWidget()
+        self.core_widget = BaseContainer()
 
         settings_manager.register_signals_to_builder([self, self.core_widget])
 

src/core/controllers/base_controller_data.py

@@ -9,9 +9,8 @@ from plugins.plugins_controller import PluginsController
 
 
 
-
+class BaseControllerData:
-class ControllerData:
+    ''' BaseControllerData contains most of the state of the app at ay given time. It also has some support methods. '''
-    ''' ControllerData contains most of the state of the app at ay given time. It also has some support methods. '''
 
     def setup_controller_data(self) -> None:
         self.window      = settings_manager.get_main_window()

src/core/widgets/base/sourceview/source_view_controller.py

@@ -117,22 +117,67 @@ class SourceViewControllerMixin(KeyInputController, SourceViewEvents):
         buffer.redo()
 
     def keyboard_move_lines_up(self):
-        buffer = self.get_buffer()
+        buffer           = self.get_buffer()
 
         self.begin_user_action(buffer)
 
+        had_selection = buffer.get_has_selection()
+        itr           = buffer.get_iter_at_mark( buffer.get_insert() )
+        line          = itr.get_line() - 1
+        line_index    = itr.get_line_index()
+        selection_bounds = None
+
+        if had_selection:
+            selection_bounds = buffer.get_selection_bounds()
+            sbounds_start    = selection_bounds[0].get_line_offset()
+            sbounds_end      = selection_bounds[1].get_line_offset()
+
         self.emit("move-lines", *(False,))
-        # unindent_lines
+        if not had_selection:
-        # self.emit("move-words", *(self, 4,))
+            self.emit("select-all", *(False,))
+            line_itr  = buffer.get_iter_at_line_offset(line, line_index)
+            self.get_buffer().place_cursor(line_itr)
+        else:
+            buffer    = self.get_buffer()
+            sbounds   = buffer.get_selection_bounds()
+            start_itr = buffer.get_iter_at_line_offset( sbounds[0].get_line(), sbounds_start)
+            end_itr   = buffer.get_iter_at_line_offset( sbounds[1].get_line() - 1, sbounds_end)
+
+            self.emit("select-all", *(False,))
+            buffer.select_range(start_itr, end_itr)
 
         self.end_user_action(buffer)
 
     def keyboard_move_lines_down(self):
-        buffer = self.get_buffer()
+        buffer           = self.get_buffer()
 
         self.begin_user_action(buffer)
 
+        had_selection    = buffer.get_has_selection()
+        itr              = buffer.get_iter_at_mark( buffer.get_insert() )
+        line             = itr.get_line() + 1
+        line_index       = itr.get_line_index()
+        selection_bounds = None
+        sbounds_start    = None
+        sbounds_end      = None
+
+        if had_selection:
+            selection_bounds = buffer.get_selection_bounds()
+            sbounds_start    = selection_bounds[0].get_line_offset()
+            sbounds_end      = selection_bounds[1].get_line_offset()
+
         self.emit("move-lines", *(True,))
-        # self.emit("move-words", *(self, -4,))
+        if not had_selection:
+            self.emit("select-all", *(False,))
+            line_itr  = buffer.get_iter_at_line_offset(line, line_index)
+            self.get_buffer().place_cursor(line_itr)
+        else:
+            buffer    = self.get_buffer()
+            sbounds   = buffer.get_selection_bounds()
+            start_itr = buffer.get_iter_at_line_offset( sbounds[0].get_line(), sbounds_start)
+            end_itr   = buffer.get_iter_at_line_offset( sbounds[1].get_line() - 1, sbounds_end)
+
+            self.emit("select-all", *(False,))
+            buffer.select_range(start_itr, end_itr)
 
         self.end_user_action(buffer)

src/core/window.py

@@ -1,5 +1,4 @@
 # Python imports
-import time
 import signal
 
 # Lib imports
@@ -12,7 +11,8 @@ from gi.repository import Gdk
 from gi.repository import GLib
 
 # Application imports
-from core.controller import Controller
+from core.controllers.base_controller import BaseController
+
 
 
 class ControllerStartExceptiom(Exception):
@@ -20,7 +20,6 @@ class ControllerStartExceptiom(Exception):
 
 
 
-
 class Window(Gtk.ApplicationWindow):
     """docstring for Window."""
 
@@ -30,12 +29,12 @@ class Window(Gtk.ApplicationWindow):
 
         self._controller = None
 
-        self._set_window_data()
         self._setup_styling()
         self._setup_signals()
         self._subscribe_to_events()
-
         self._load_widgets(args, unknownargs)
+
+        self._set_window_data()
         self._set_size_constraints()
 
         self.show()
@@ -49,21 +48,26 @@ class Window(Gtk.ApplicationWindow):
 
         ctx = self.get_style_context()
         ctx.add_class("main-window")
+        ctx.add_class(f"mw_transparency_{settings.theming.transparency}")
 
     def _setup_signals(self):
+        self.connect("focus-in-event", self._on_focus_in_event)
+        self.connect("focus-out-event", self._on_focus_out_event)
+
         self.connect("delete-event", self._tear_down)
         GLib.unix_signal_add(GLib.PRIORITY_DEFAULT, signal.SIGINT, self._tear_down)
 
     def _subscribe_to_events(self):
         event_system.subscribe("tear_down", self._tear_down)
+        event_system.subscribe("load_interactive_debug", self._load_interactive_debug)
 
     def _load_widgets(self, args, unknownargs):
         if settings_manager.is_debug():
             self.set_interactive_debugging(True)
 
-        self._controller = Controller(args, unknownargs)
+        self._controller = BaseController(args, unknownargs)
         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_core_widget() )
 
@@ -83,7 +87,7 @@ class Window(Gtk.ApplicationWindow):
         screen = self.get_screen()
         visual = screen.get_rgba_visual()
 
-        if visual != None and screen.is_composited():
+        if visual != None and screen.is_composited() and settings.config.make_transparent == 0:
             self.set_visual(visual)
             self.set_app_paintable(True)
             self.connect("draw", self._area_draw)
@@ -102,6 +106,15 @@ class Window(Gtk.ApplicationWindow):
         cr.set_operator(cairo.OPERATOR_OVER)
 
 
+    def _on_focus_in_event(self, widget, event):
+        event_system.emit("pause_dnd_signals")
+
+    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 _tear_down(self, widget = None, eve = None):
         event_system.emit("shutting_down")
 
@@ -116,3 +129,6 @@ class Window(Gtk.ApplicationWindow):
 
         settings_manager.clear_pid()
         Gtk.main_quit()
+
+    def main(self):
+        Gtk.main()

user_config/usr/share/newton/stylesheet.css

@@ -81,6 +81,11 @@ notebook > stack > scrolledwindow > textview {
     color: rgba(255, 255, 255, 1);
 }
 
+textview {
+	padding-bottom: 50em;
+}
+
+
 /* any popover */
 popover {
     background: rgba(39, 43, 52, 0.86);