feat: improve code completion, terminal setup, and plugin events

Add interactive LSP completion with debounced requests and cancellation
Support C source files in Tree-sitter parsing and code folding
Fix search-and-replace selection handling
Improve split-pane expansion and terminal initialization
Configure custom Bash startup files and script paths
Update WebKit2 requirements to version 4.1
Unify application event registration and preserve controller message results
Rename the UI plugin exception and clean up event emission APIs
Refine 'code' plugin 'search' field limits and related widget behavior

src/__builtins__.py

@@ -70,7 +70,7 @@ def custom_except_hook(exc_type, exc_value, exc_traceback):
         sys.__excepthook__(exc_type, exc_value, exc_traceback)
         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/__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 *

src/core/widgets/code/controllers/completion_controller.py

@@ -4,7 +4,6 @@
 import gi
 gi.require_version('GtkSource', '4')
 
-from gi.repository import GLib
 from gi.repository import GtkSource
 
 # Application imports

src/core/widgets/vte_widget.py

@@ -88,7 +88,7 @@ class VteWidget(Vte.Terminal):
         self.spawn_async(
             Vte.PtyFlags.DEFAULT,
             settings_manager.path_manager.get_home_path(),
-            ["/bin/bash"],
+            ["/bin/bash", "--rcfile", f"{settings_manager.path_manager.get_home_path()}/.bashrc", "-i"],
             env,
             GLib.SpawnFlags.DEFAULT,
             None, None, -1, None, None,

src/core/widgets/webkit/webkit_ui.py

@@ -5,7 +5,7 @@ import json
 # Lib imports
 import gi
 gi.require_version('Gdk', '3.0')
-gi.require_version('WebKit2', '4.0')
+gi.require_version('WebKit2', '4.1')
 from gi.repository import Gdk
 from gi.repository import Gtk
 from gi.repository import Gio

src/libs/controllers/controller_base.py

@@ -37,8 +37,10 @@ class ControllerBase(Singleton, EmitDispatcher):
         return self.controller_message_bus.message_to(name, event)
 
     def message_to_selected(self, names: list[str], event: BaseEvent):
-        for name in names:
+        return [
             self.controller_message_bus.message_to_selected(name, event)
+            for name in names
+        ]
 
     def register_controller(self, name: str, controller):
         self.controller_message_bus.register_controller(name, controller)

src/libs/event_factory.py

@@ -31,7 +31,7 @@ class EventFactory(Singleton):
             event_type = self._class_name_to_event_type(name)
 
             self._event_classes[event_type] = obj
-            Code_Event_Types.add_event_class(name, obj)
+            App_Event_Types.add_event_class(name, obj)
             i += 1
 
         logger.debug(f"Registered {i} event types:")
@@ -44,7 +44,7 @@ class EventFactory(Singleton):
             event_type = self._class_name_to_event_type(name)
 
             del self._event_classes[event_type]
-            Code_Event_Types.remove_event_class(name)
+            App_Event_Types.remove_event_class(name)
             i += 1
 
         logger.debug(f"Unregistered {i} event types:")
@@ -98,6 +98,7 @@ class EventNamespace:
 
 
 
-Code_Event_Types = EventNamespace()
+App_Event_Types  = EventNamespace()
+Code_Event_Types = App_Event_Types
 Event_Factory    = EventFactory()
 

src/libs/settings/webkit/webkit_ui_settings.py

@@ -2,7 +2,7 @@
 
 # Lib imports
 import gi
-gi.require_version('WebKit2', '4.0')
+gi.require_version('WebKit2', '4.1')
 from gi.repository import WebKit2
 
 # Application imports

src/plugins/plugin_types/plugin_code.py

@@ -41,10 +41,10 @@ class PluginCode(PluginBase):
         return self.plugin_context.request_ui_element(element_id)
 
     def emit(self, event: BaseEvent):
-        return self.plugin_context.emit(event)
+        self.plugin_context.emit(event)
 
     def emit_to(self, name: str, event: BaseEvent):
-        return self.plugin_context.emit_to(name, event)
+        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)
+        self.plugin_context.emit_to_selected(names, event)

src/plugins/plugin_types/plugin_ui.py

@@ -10,7 +10,7 @@ from .plugin_base import PluginBase
 
 
 
-class PluginCodeException(Exception):
+class PluginUIException(Exception):
     ...
 
 
@@ -23,22 +23,22 @@ class PluginUI(PluginBase):
 
 
     def _controller_message(self, event: BaseEvent):
-        raise PluginCodeException("Plugin UI '_controller_message' must be overriden by Plugin")
+        raise PluginUIException("Plugin UI '_controller_message' must be overriden by Plugin")
 
     def load(self):
-        raise PluginCodeException("Plugin UI 'load' must be overriden by Plugin")
+        raise PluginUIException("Plugin UI 'load' must be overriden by Plugin")
 
     def run(self):
-        raise PluginCodeException("Plugin UI 'run' must be overriden by Plugin")
+        raise PluginUIException("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)
+        self.plugin_context.emit(event)
 
     def emit_to(self, name: str, event: BaseEvent):
-        return self.plugin_context.emit_to(name, event)
+        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)
+        self.plugin_context.emit_to_selected(names, event)