[ Version ( since = "1.3" ) ]
public signal DragAction extra_drag_value (TabPage page, Value? value)
Emitted when the dropped content is preloaded.
In order for data to be preloaded, [property@TabBar:extra-drag-preload] must be set to `TRUE`.
The content must be of one of the types set up via [method@TabBar.setup_extra_drop_target].
See [property@Gtk.DropTarget:value].
| page |
the page matching the tab the content was dropped onto |
| value |
the `GValue` being dropped |
|
the preferred action for the drop |