def update_mru_menu_items(mru_file_list: List[str], mru_menu: QMenu,
file_open_action: Callable[[str], None],
current_file_name: str,
clear_all_actions: Callable[[None], None] = None):
# look for a separator below the item list
act_separator = None
act_clear = None
for act in mru_menu.actions():
if act.isSeparator():
act_separator = act
elif act.data() == 'clearall':
act_clear = act
if act_clear and act_separator:
break
if not act_separator:
act_separator = mru_menu.addSeparator()
if not act_clear:
if clear_all_actions:
act_clear = mru_menu.addAction('Clear all')
act_clear.setData('clearall')
act_clear.triggered.connect(clear_all_actions)
act_clear.setVisible(len(mru_file_list) > 0)
else:
act_clear.setVisible(clear_all_actions is not None and len(mru_file_list) > 0)
action_idx = -1
home_dir = os.path.expanduser('~')
for idx, file_name in enumerate(mru_file_list):
if file_name.find(home_dir) == 0:
short_file_name = '~' + file_name[len(home_dir):]
else:
short_file_name = file_name
action_idx += 1
if action_idx < len(mru_menu.actions()) and not mru_menu.actions()[action_idx].isSeparator():
act = mru_menu.actions()[action_idx]
act.setText(short_file_name)
else:
act = QAction(short_file_name, mru_menu)
mru_menu.insertAction(act_separator, act)
act.triggered.disconnect()
act.triggered.connect(partial(file_open_action, file_name))
act.setVisible(True)
act.setCheckable(True)
if file_name == current_file_name:
act.setChecked(True)
else:
act.setChecked(False)
# hide all unused actions
action_idx += 1
for idx in range(action_idx, len(mru_menu.actions())):
act = mru_menu.actions()[idx]
if not (act.isSeparator() or act.data() == 'clearall'):
act.setVisible(False)
mru_menu.update()
