Emitted when content is dropped onto the item at index.
The content must be of one of the types set up via [method@Sidebar.setup_drop_target].
See [signal@Gtk.DropTarget:AdwSidebar:drop].
| index |
index of the item the content was dropped onto |
| value |
the `GValue` being dropped |
| preferred_action |
the preferred drop action |
|
whether the drop was accepted SinceL 1.9 |