Implemented size check for files opened via command line, simplified some code and added some comments.

file.py

@@ -20,13 +20,7 @@ class FileActions:
         dialog.setViewMode(QFileDialog.ViewMode.List)
 
         if dialog.exec():
-            for file_path in dialog.selectedFiles():
-                if not file_path in self.app.open_files:  # dont open file twice
-                    if os.path.getsize(file_path) > MAX_FILE_SIZE:
-                        self.app.utils.ftb_popup.exec()
-                        return
-
-                    self.app.open_files[file_path] = File(self.app, file_path, file_path.split("/")[-1])
+            self.open_multiple_files(dialog.selectedFiles())
 
     def create_file(self, content: bin=b""):
         file_path, extension = QFileDialog.getSaveFileName(
@@ -82,6 +76,16 @@ class FileActions:
         for file_path in self.app.open_files:
             self.app.open_files[file_path].save()
 
+    def open_multiple_files(self, file_paths):
+        for file_path in file_paths:
+            if not file_path in self.app.open_files and os.path.isfile(file_path):
+                if os.path.getsize(file_path) > MAX_FILE_SIZE:
+                    self.app.utils.ftb_popup.exec()
+                    return
+
+                file = File(self.app, file_path, file_path.split("/")[-1])
+                self.app.open_files[file_path] = file
+
 
 class File:
     def __init__(self, app, path, name):

main.py

@@ -38,10 +38,10 @@ class BreadEditor:
 
         self.gui.post_setup()
 
-        self.utils.on_start()
-
         self.utils.popup_init()
 
+        self.utils.on_start()
+
         self.gui.QTMainWindow.show()
         sys.exit(self.gui.qt_app.exec())
 

ui.py

@@ -1,7 +1,6 @@
 #!/usr/bin/python3
 
 from PyQt6.QtWidgets import QApplication, QMainWindow
-from PyQt6.QtGui import QFont
 from gui.main_window import Ui_MainWindow
 from connect_gui import connect_gui
 

utils.py

@@ -33,7 +33,7 @@ class Utils:
             "https://teapot.informationsanarchistik.de/Wobbl/Bread_Editor"
         )
 
-    def unsaved_changes_popup(self):
+    def unsaved_changes_popup(self):  # show popup and simplify return values
         button = self.usc_popup.exec()
 
         match button:
@@ -69,14 +69,14 @@ class Utils:
     def on_close(self, event):
         changes = False
 
-        for file_path in self.app.open_files:
+        for file_path in self.app.open_files:  # check for files that have unsaved changes
             file = self.app.open_files[file_path]
 
             if file.bit_editor.not_saved:
                 changes = True
                 break
 
-        if changes:
+        if changes:  # show a popup that informs the user that there are unsaved changes and ask them what to do
             save_or_not = self.unsaved_changes_popup()
 
             match save_or_not:
@@ -94,8 +94,7 @@ class Utils:
             self.close()
 
     def close(self):
-        print("Bye!")
-
+        # get paths of open files and save them to the settings to reopen them automatically on next start
         file_keys = self.app.open_files.keys()
         open_files = []
 
@@ -106,7 +105,10 @@ class Utils:
 
         self.app.settings.save(f"{self.editor_path}/settings.json")
 
+        print("Bye!")
+
     def update_style_in_all_bit_editors(self):
+        # update the highlighting and character spacing when a setting has changed
         self.app.settings.highlight_ones = self.app.gui.main_window.highlightOnesSetting.isChecked()
         self.app.settings.square_bits = self.app.gui.main_window.bitsAreSquaresSetting.isChecked()
 
@@ -116,23 +118,18 @@ class Utils:
             editor.update_style()
 
     def on_start(self):
+        # either open the lastly opened files or open the files specified by the parameters
         if len(sys.argv) == 1:  # if no parameters were passed to the editor
-            self.load_files(self.app.settings.last_opened_files)
+            file_paths = self.app.settings.last_opened_files
 
         else:
             file_paths = sys.argv[1:]
 
-            self.load_files(file_paths)
-
-    def load_files(self, file_paths):
-        for file_path in file_paths:
-            if not file_path in self.app.open_files and os.path.isfile(file_path):
-                file = File(self.app, file_path, file_path.split("/")[-1])
-                self.app.open_files[file_path] = file
+        self.app.file_actions.open_multiple_files(file_paths)
 
     def check_file_queue(self):
-        if not len(self.app.open_files_queue) == 0:
+        if not self.app.open_files_queue == []:  # check for file paths in the queue that the ipc server put there
             filenames = self.app.open_files_queue
             self.app.open_files_queue = []
 
-            self.load_files(filenames)
+            self.app.file_actions.open_multiple_files(filenames)