Fixed opening file and DnD issues

src/core/controller.py

@@ -18,6 +18,14 @@ from .mixins.signals_mixins import SignalsMixins
 
 class Controller(SignalsMixins, ControllerData):
     def __init__(self, args, unknownargs):
+        messages = []
+        for arg in unknownargs + [args.new_tab,]:
+            if os.path.isfile(arg):
+                messages.append(f"FILE|{arg}")
+
+        if len(messages) > 0:
+            settings.set_is_starting_with_file(True)
+
         self.setup_controller_data()
 
         self._setup_styling()
@@ -27,10 +35,8 @@ class Controller(SignalsMixins, ControllerData):
         if args.no_plugins == "false":
             self.plugins.launch_plugins()
 
-        for arg in unknownargs + [args.new_tab,]:
-            if os.path.isfile(arg):
-                message = f"FILE|{arg}"
-                event_system.emit("post_file_to_ipc", message)
+        for message in messages:
+            event_system.emit("post_file_to_ipc", message)
 
 
     def _setup_styling(self):

src/core/widgets/base/notebook/editor_events.py

@@ -9,9 +9,9 @@ from ..sourceview_container import SourceViewContainer
 
 class EditorEventsMixin:
     def create_view(self, widget = None, eve = None, gfile = None):
-        container =  SourceViewContainer(self.close_tab)
+        container = SourceViewContainer(self.close_tab)
+        page_num  = self.append_page(container, container.get_tab_widget())
 
-        page_num = self.append_page(container, container.get_tab_widget())
         self.set_tab_detachable(container, True)
 
         ctx = self.get_style_context()
@@ -113,4 +113,4 @@ class EditorEventsMixin:
         source_view.scale_down_text()
 
     def toggle_highlight_line(self, source_view):
-        source_view.toggle_highlight_line()
+        source_view.toggle_highlight_line()

src/core/widgets/base/notebook/editor_notebook.py

@@ -108,7 +108,7 @@ class EditorNotebook(EditorEventsMixin, EditorControllerMixin, Gtk.Notebook):
         self.set_action_widget(end_box, 1)
 
     def _load_widgets(self):
-        if self.NAME == "notebook_1":
+        if self.NAME == "notebook_1" and not settings.is_starting_with_file():
             self.create_view()
 
     def _dbl_click_create_view(self, notebook, eve):
@@ -140,11 +140,11 @@ class EditorNotebook(EditorEventsMixin, EditorControllerMixin, Gtk.Notebook):
 
         self.open_file(gfile)
 
-    def _keyboard_create_tab(self, _gfile=None):
+    def _keyboard_create_tab(self, _gfile = None):
         if not self.is_editor_focused: # TODO: Find way to converge this
             return
 
-        self.create_view(gfile=_gfile)
+        self.create_view(gfile = _gfile)
 
 
     def _keyboard_close_tab(self):

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

@@ -166,7 +166,7 @@ class SourceView(SourceViewEventsMixin, GtkSource.View):
                 except Exception as e:
                     gfile = Gio.File.new_for_path(uri)
 
-                event_system.emit('create_view', (None, None, gfile,))
+                event_system.emit('create_view', (gfile,))
 
 
     def _create_file_watcher(self, gfile = None):
@@ -222,4 +222,4 @@ class SourceView(SourceViewEventsMixin, GtkSource.View):
                 (self._current_filename != "" and not save_as):
                     self.open_file(gfile)
             else:
-                event_system.emit("create_view", (None, None, gfile,))
+                event_system.emit("create_view", (gfile,))

src/core/window.py

@@ -59,7 +59,6 @@ class Window(Gtk.ApplicationWindow):
         if settings.is_debug():
             self.set_interactive_debugging(True)
 
-
         self._controller = Controller(args, unknownargs)
         if not self._controller:
             raise ControllerStartException("Controller exited and doesn't exist...")

src/utils/settings/settings.py

@@ -85,15 +85,16 @@ class Settings(StartCheckMixin):
             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._builder       = None
-        self.PAINT_BG_COLOR = (0, 0, 0, 0.54)
+        self._main_window    = None
+        self._main_window_w  = 800
+        self._main_window_h  = 600
+        self._builder        = None
+        self.PAINT_BG_COLOR  = (0, 0, 0, 0.54)
 
-        self._trace_debug   = False
-        self._debug         = False
-        self._dirty_start   = False
+        self._trace_debug    = False
+        self._debug          = False
+        self._dirty_start    = False
+        self._passed_in_file = False
 
         self.load_settings()
 
@@ -154,6 +155,7 @@ class Settings(StartCheckMixin):
 
     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 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"]
@@ -164,6 +166,9 @@ class Settings(StartCheckMixin):
     def set_debug(self, debug):
         self._debug = debug
 
+    def set_is_starting_with_file(self, is_passed_in_file: False):
+        self._passed_in_file = is_passed_in_file
+
 
     def load_settings(self):
         with open(self._CONFIG_FILE) as f:

src/utils/singleton.py

@@ -0,0 +1,23 @@
+# Python imports
+
+# Lib imports
+
+# Application imports
+
+
+class SingletonError(Exception):
+    pass
+
+
+
+class Singleton:
+    ccount = 0
+
+    def __new__(cls, *args, **kwargs):
+        obj        = super(Singleton, cls).__new__(cls)
+        cls.ccount += 1
+
+        if cls.ccount == 2:
+            raise SingletonError(f"Exceeded {cls.__name__} instantiation limit...")
+
+        return obj

user_config/usr/share/newton/contexct_menu.json

@@ -0,0 +1 @@
+{}

user_config/usr/share/newton/stylesheet.css

@@ -56,6 +56,9 @@ notebook > header > tabs > tab:checked {
 }
 
 
+.sourceview > * {
+    background-color: rgba(0, 0, 0, 0.0);
+}