Mojo: Introduces mojo::EventType and mojo::EventFlags

mojo/services/public/interfaces/input_events/input_events.mojom

Index: mojo/services/public/interfaces/input_events/input_events.mojom
diff --git a/mojo/services/public/interfaces/input_events/input_events.mojom b/mojo/services/public/interfaces/input_events/input_events.mojom
index 850d26b77471dff24b951b77302fc83ca2c6930f..ce7df849185634e0a919d0b67172ed1aaaad0bbc 100644
--- a/mojo/services/public/interfaces/input_events/input_events.mojom
+++ b/mojo/services/public/interfaces/input_events/input_events.mojom
@@ -20,9 +20,73 @@ struct MouseWheelData {
   int32 y_offset;
 };
 
+// This mirrors ui::EventType
+enum EventType {
+  UNKNOWN ,
+  MOUSE_PRESSED,
+  MOUSE_DRAGGED,
+  MOUSE_RELEASED,
+  MOUSE_MOVED,
+  MOUSE_ENTERED,
+  MOUSE_EXITED,
+  KEY_PRESSED,
+  KEY_RELEASED,
+  MOUSEWHEEL,
+  MOUSE_CAPTURE_CHANGED,
+  TOUCH_RELEASED,
+  TOUCH_PRESSED,
+  TOUCH_MOVED,
+  TOUCH_CANCELLED,
+  DROP_TARGET_EVENT,
+  TRANSLATED_KEY_PRESS,
+  TRANSLATED_KEY_RELEASE,
+  GESTURE_SCROLL_BEGIN,
+  GESTURE_SCROLL_END,
+  GESTURE_SCROLL_UPDATE,
+  GESTURE_TAP,
+  GESTURE_TAP_DOWN,
+  GESTURE_TAP_CANCEL,
+  GESTURE_TAP_UNCONFIRMED,
+  GESTURE_DOUBLE_TAP,
+  GESTURE_BEGIN,
+  GESTURE_END,
+  GESTURE_TWO_FINGER_TAP,
+  GESTURE_PINCH_BEGIN,
+  GESTURE_PINCH_END,
+  GESTURE_PINCH_UPDATE,
+  GESTURE_LONG_PRESS,
+  GESTURE_LONG_TAP,
+  GESTURE_SWIPE,
+  GESTURE_SHOW_PRESS,
+  GESTURE_WIN8_EDGE_SWIPE,
+  SCROLL,
+  SCROLL_FLING_START,
+  SCROLL_FLING_CANCEL,
+  CANCEL_MODE,
+  UMA_DATA
+};
+
+// This mirrors ui::EventFlags
+// TODO(morrita): Use shift operator once it is available.
+enum EventFlags {
+  NONE                =    0,
+  CAPS_LOCK_DOWN      =    1,
+  SHIFT_DOWN          =    2,
+  CONTROL_DOWN        =    4,
+  ALT_DOWN            =    8,
+  LEFT_MOUSE_BUTTON   =   16,
+  MIDDLE_MOUSE_BUTTON =   32,
+  RIGHT_MOUSE_BUTTON  =   64,
+  COMMAND_DOWN        =  128,
+  EXTENDED            =  256,
+  IS_SYNTHESIZED      =  512,
+  ALTGR_DOWN          = 1024,
+  MOD3_DOWN           = 2048
+};
+
 struct Event {
-  int32 action;
-  int32 flags;
+  EventType action;
+  EventFlags flags;
   int64 time_stamp;
   Point location;
   KeyData key_data;