Initial hack to get things started with gui_handler

The main window now doesn’t use Tk. It uses gui_handler now which has an initial implementation for Qt.

gui_handler.py

@@ -1,13 +1,40 @@
-class window:
-    def __init__(self):
-        pass
+from PySide6 import QtWidgets
+import util
+
+gui_handler_communication = util.Communication()
+app = QtWidgets.QApplication([])
+
+class Window:
+    def __init__(self, title="Concorde", size_x=640, size_y=480):
+        self.window = QtWidgets.QWidget()
+        self.window.setWindowTitle(title)
+        self.window.resize(size_x, size_y)
+        self.window.show()
+
     def __del__(self):
+        #TODO: whatever needs to be done here
         pass
+
     def set_title(self, title):
-        pass
-    def get_geometry(self):
+        self.window.setWindowTitle(title)
+
+    def get_size(self):
+        #TODO: implement
+        util.warn("Not implemented!")
         return None
-    def set_geometry(self, geometry):
-        pass
+
+    def set_size(self, size_x, size_y):
+        self.window.resize(size_x, size_y)
+
     def update_menus(self, menu_dict):
-        pass
+        #TODO: implement
+        util.warn("Not implemented!")
+
+#TODO: This needs to run in a thread but Qt really doesn't want it to. There are two ways around this:
+#   - create the QtWidgets.QApplication inside a thread and run all QT stuff inside that thread
+#   - make a generic wrapper for window mainloop that will always run in the main thread while the actual main control flow of the program gets moved to another thread
+# There are some issues with these workarounds though; mainly that QT isn't thread safe.
+# I really want to keep QT running in its own thread because I want to retain the ability to arbitrarily spawn and manipulate windows while other windows are running.
+# Another issue that is probably easily worked around / fixed is that app.exec() will return once all running windows are closed.
+def fixme_window_mainloop_workaround_to_just_get_a_window_started_really_should_not_be_implemented_this_way_for_reasons_stated_in_the_comment_above_the_definition_of_this_function():
+    app.exec()

main.py

@@ -1,7 +1,6 @@
 #!/usr/bin/python3
 import os
-import gui_helper
-import gui_handler
+import gui_helper, gui_handler
 from config import Config
 
 ################################################################################
@@ -9,9 +8,13 @@ from config import Config
 ################################################################################
 
 default_configuration = {
-    "window geometry": "640x480"
+    "window size": {
+        "x": 800,
+        "y": 600
+    }
 }
-configuration_file_path = os.path.join(os.path.expanduser("~"), "some_ide_config.json")
+#TODO: make this a hidden file once development is far enough along that it doesn’t need to be recreated constantly
+configuration_file_path = os.path.join(os.path.expanduser("~"), "concorde.json")
 
 ################################################################################
 # PROGRAM STARTUP
@@ -23,8 +26,13 @@ configuration = Config(configuration_file_path, default_configuration)
 # PROGRAM MAIN WINDOW
 ################################################################################
 
-main_window = gui_handler.window()
+main_window = gui_handler.Window()
 main_window.set_title("Concorde IDE")
-main_window.set_geometry(configuration.get_configuration_value("window geometry"))
+main_window.set_size(configuration.get_configuration_value("window size")["x"], configuration.get_configuration_value("window size")["y"])
 
 main_window.update_menus(gui_helper.menu_structure)
+
+#TODO: get resolution of main window on exit and save it back to the configuration
+#TODO: check if the GUI encountered an error in a toolkit agnostic way
+
+gui_handler.fixme_window_mainloop_workaround_to_just_get_a_window_started_really_should_not_be_implemented_this_way_for_reasons_stated_in_the_comment_above_the_definition_of_this_function()