feat: launch offline (WIP))

dzgui/views/dialogs/filepicker.py

@@ -33,3 +33,28 @@ class FilePicker(Gtk.FileChooserDialog):
                 self.destroy()
                 return Path(file)
         return None
+
+
+class FolderPicker(Gtk.FileChooserDialog):
+    def __init__(self, parent: Gtk.Window) -> None:
+        super().__init__(
+            title=picker.title,
+            action=Gtk.FileChooserAction.SELECT_FOLDER,
+            parent=parent,
+            resizable=True,
+        )
+        self.add_buttons("_Cancel", Gtk.ResponseType.CANCEL)
+        self.add_buttons("_OK", Gtk.ResponseType.OK)
+        self.set_default_response(Gtk.ResponseType.OK)
+
+    def pick_folder(self) -> Path | None:
+        res = self.run()
+        if res in (Gtk.ResponseType.CANCEL, Gtk.ResponseType.DELETE_EVENT):
+            self.destroy()
+            return None
+        if res == Gtk.ResponseType.OK:
+            folder = self.get_current_folder()
+            if folder is not None:
+                self.destroy()
+                return Path(folder)
+        return None