Persist desktop client preferences

desktop-client/lobby_widget.py

@@ -23,7 +23,8 @@ class RoomCodeInput(QLineEdit):
 class LobbyWidget(QWidget):
     # Signals to communicate to VlcSyncApp
     create_requested = pyqtSignal(str, str, str, object)  # username, path, filename, size
-    join_requested = pyqtSignal(str, str)              # username, room_code
+    join_requested = pyqtSignal(str, str)              # username, room_code
+    file_selected = pyqtSignal(str)
     
     def __init__(self):
         super().__init__()
@@ -31,7 +32,8 @@ class LobbyWidget(QWidget):
         
         self.local_file_path = None
         self.local_file_name = None
-        self.local_file_size = 0
+        self.local_file_size = 0
+        self.media_folder = ""
         
         self._setup_ui()
         
@@ -125,7 +127,9 @@ class LobbyWidget(QWidget):
     def _set_local_file(self, file_path: str):
         self.local_file_path = file_path
         self.local_file_name = os.path.basename(file_path)
-        self.local_file_size = os.path.getsize(file_path)
+        self.local_file_size = os.path.getsize(file_path)
+        self.media_folder = os.path.dirname(file_path)
+        self.file_selected.emit(file_path)
         
         size_mb = self.local_file_size / (1024 * 1024)
         self.create_file_info.setText(f"{self.local_file_name}\n{size_mb:.1f} MB")
@@ -134,7 +138,7 @@ class LobbyWidget(QWidget):
 
     def select_file(self):
         file_path, _ = QFileDialog.getOpenFileName(
-            self, "Select Video File", "", "Video Files (*.mp4 *.mkv *.avi *.mov *.webm);;All Files (*)"
+            self, "Select Video File", self.media_folder, "Video Files (*.mp4 *.mkv *.avi *.mov *.webm);;All Files (*)"
         )
         if file_path:
             self._set_local_file(file_path)