It can be opened by calling :meth:`flet.Page.show_dialog` method. Depending on the :attr:`entry_mode`, it will show either a Calendar or an Input (text field) for picking a date range. start_value: ...
Used to drag an item in a :class:`~flet.ReorderableListView`. It creates a listener for a drag immediately following a pointer down event over the given :attr:`content` control.