Commit: cedd7cde442edc57b3aa1a562b3c0855a2db8d8b
Author: Campbell Barton
Date:   Sun Apr 5 06:22:49 2015 +1000
Branches: master
https://developer.blender.org/rBcedd7cde442edc57b3aa1a562b3c0855a2db8d8b

WM: prefer define over zero wmEvent.val

===================================================================

M       source/blender/editors/gpencil/gpencil_paint.c
M       source/blender/editors/screen/screen_ops.c
M       source/blender/windowmanager/intern/wm_event_system.c
M       source/blender/windowmanager/intern/wm_window.c

===================================================================

diff --git a/source/blender/editors/gpencil/gpencil_paint.c 
b/source/blender/editors/gpencil/gpencil_paint.c
index 0c5d381..3a564cc 100644
--- a/source/blender/editors/gpencil/gpencil_paint.c
+++ b/source/blender/editors/gpencil/gpencil_paint.c
@@ -1887,7 +1887,7 @@ static int gpencil_draw_modal(bContext *C, wmOperator 
*op, const wmEvent *event)
         *    (Disabling RIGHTMOUSE case here results in bugs like [#32647])
         * also making sure we have a valid event value, to not exit too early
         */
-       if (ELEM(event->type, LEFTMOUSE, RIGHTMOUSE) && event->val != 0) {
+       if (ELEM(event->type, LEFTMOUSE, RIGHTMOUSE) && (event->val != 
KM_NOTHING)) {
                /* if painting, end stroke */
                if (p->status == GP_STATUS_PAINTING) {
                        int sketch = 0;
diff --git a/source/blender/editors/screen/screen_ops.c 
b/source/blender/editors/screen/screen_ops.c
index 2064555..894a801 100644
--- a/source/blender/editors/screen/screen_ops.c
+++ b/source/blender/editors/screen/screen_ops.c
@@ -717,7 +717,7 @@ static void actionzone_apply(bContext *C, wmOperator *op, 
int type)
        else
                event.type = EVT_ACTIONZONE_REGION;
 
-       event.val = 0;
+       event.val = KM_NOTHING;
        event.customdata = op->customdata;
        event.customdatafree = true;
        op->customdata = NULL;
diff --git a/source/blender/windowmanager/intern/wm_event_system.c 
b/source/blender/windowmanager/intern/wm_event_system.c
index 5fd6342..8c013eb 100644
--- a/source/blender/windowmanager/intern/wm_event_system.c
+++ b/source/blender/windowmanager/intern/wm_event_system.c
@@ -3116,7 +3116,7 @@ void wm_event_add_ghostevent(wmWindowManager *wm, 
wmWindow *win, int type, int U
 
                        event.x = evt->x = pd->x;
                        event.y = evt->y = pd->y;
-                       event.val = 0;
+                       event.val = KM_NOTHING;
                        
                        /* Use prevx/prevy so we can calculate the delta later 
*/
                        event.prevx = event.x - pd->deltaX;
@@ -3323,7 +3323,7 @@ void wm_event_add_ghostevent(wmWindowManager *wm, 
wmWindow *win, int type, int U
                        event.type = TIMER;
                        event.custom = EVT_DATA_TIMER;
                        event.customdata = customdata;
-                       event.val = 0;
+                       event.val = KM_NOTHING;
                        event.keymodifier = 0;
                        wm_event_add(win, &event);
 
@@ -3333,7 +3333,7 @@ void wm_event_add_ghostevent(wmWindowManager *wm, 
wmWindow *win, int type, int U
                case GHOST_kEventNDOFMotion:
                {
                        event.type = NDOF_MOTION;
-                       event.val = 0;
+                       event.val = KM_NOTHING;
                        attach_ndof_data(&event, customdata);
                        wm_event_add(win, &event);
 
diff --git a/source/blender/windowmanager/intern/wm_window.c 
b/source/blender/windowmanager/intern/wm_window.c
index 98766f3..5c05d86 100644
--- a/source/blender/windowmanager/intern/wm_window.c
+++ b/source/blender/windowmanager/intern/wm_window.c
@@ -1202,7 +1202,7 @@ static int wm_window_timer(const bContext *C)
                                        wm_event_init_from_window(win, &event);
                                        
                                        event.type = wt->event_type;
-                                       event.val = 0;
+                                       event.val = KM_NOTHING;
                                        event.keymodifier = 0;
                                        event.custom = EVT_DATA_TIMER;
                                        event.customdata = wt;

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