2.5 - Groundwork for Adding/Removing Drivers

Drivers can now be Added/Removed from buttons using the D/Alt-D hotkeys, and also through the menu. Driver settings (i.e. the target) are not set by default. To set those, go to the Graph Editor (see notes).

Notes:
* Buildsystem maintainers - I've added a new file "editors/animation/drivers.c"
* Widget colours for the driven-setting indications are needed 
* To see the new drivers, go into Graph Editor -> "Drivers" mode. Currently, there's a little bug there which prevents editing of the new drivers.

1 files changed, 11 insertions, 0 deletions

diff --git a/source/blender/editors/interface/interface_handlers.c b/source/blender/editors/interface/interface_handlers.c
index 6fc0ad37ee3..b41fe7b9b7d 100644
--- a/source/blender/editors/interface/interface_handlers.c
+++ b/source/blender/editors/interface/interface_handlers.c
@@ -2610,6 +2610,17 @@ static int ui_do_button(bContext *C, uiBlock *block, uiBut *but, wmEvent *event)
 
 			return WM_UI_HANDLER_BREAK;
 		}
+		/* handle driver adding */
+		else if(event->type == DKEY && event->val == KM_PRESS) {
+			if(event->alt)
+				ui_but_anim_remove_driver(C);
+			else
+				ui_but_anim_add_driver(C);
+				
+			ED_region_tag_redraw(CTX_wm_region(C));
+			
+			return WM_UI_HANDLER_BREAK;
+		}
 		/* handle menu */
 		else if(event->type == RIGHTMOUSE && event->val == KM_PRESS) {
 			ui_but_anim_menu(C, but);