set_content
Description:
Sets a content provider on a DragSource.
When the data is requested in the cause of a DND operation, it will be obtained from the content provider.
This function can be called before a drag is started, or in a handler for the prepare signal.
You may consider setting the content provider back to null in a drag_end signal handler.
Parameters:
this | |
content |
a ContentProvider, or null |