Cleanup: use flags for wmEvent modifier keys

Using flags makes checking multiple modifiers at once more convenient
and avoids macros/functions such as IS_EVENT_MOD & WM_event_modifier_flag
which have been removed. It also simplifies checking if modifier keys
have changed.

1 files changed, 6 insertions, 3 deletions

diff --git a/source/blender/windowmanager/WM_types.h b/source/blender/windowmanager/WM_types.h
index a95c2ee2bb2..2f431bcd208 100644
--- a/source/blender/windowmanager/WM_types.h
+++ b/source/blender/windowmanager/WM_types.h
@@ -635,9 +635,12 @@ typedef struct wmEvent {
    */
   int prev_xy[2];
 
-  /** Modifier states. */
-  /** 'oskey' is apple or windows-key, value denotes order of pressed. */
-  short shift, ctrl, alt, oskey;
+  /**
+   * Modifier states.
+   * #KM_SHIFT, #KM_CTRL, #KM_ALT & #KM_OSKEY is apple or windows-key.
+   */
+  uint8_t modifier;
+
   /** Raw-key modifier (allow using any key as a modifier). */
   short keymodifier;