Add a mechanism to make ViewItem classes immovable.
authorTilman Sauerbeck <tilman@code-monkey.de>
Sat, 7 Nov 2015 14:31:08 +0000 (15:31 +0100)
committerTilman Sauerbeck <tilman@code-monkey.de>
Sat, 7 Nov 2015 14:52:15 +0000 (15:52 +0100)
This adds a new method ViewItem::is_draggable(), which returns
true iff the view item is supposed to be draggable/movable.

Also, ViewItem::drag() is turned into a nop if the item is
not draggable.


No differences found