diff options
Diffstat (limited to 'dom/events/PointerEventHandler.h')
| -rw-r--r-- | dom/events/PointerEventHandler.h | 38 |
1 files changed, 33 insertions, 5 deletions
diff --git a/dom/events/PointerEventHandler.h b/dom/events/PointerEventHandler.h index d1a5b31b5a..0211bfe0d8 100644 --- a/dom/events/PointerEventHandler.h +++ b/dom/events/PointerEventHandler.h @@ -168,11 +168,39 @@ class PointerEventHandler final { static void PostHandlePointerEventsPreventDefault( WidgetPointerEvent* aPointerEvent, WidgetGUIEvent* aMouseOrTouchEvent); - MOZ_CAN_RUN_SCRIPT - static void DispatchPointerFromMouseOrTouch( - PresShell* aShell, nsIFrame* aFrame, nsIContent* aContent, - WidgetGUIEvent* aEvent, bool aDontRetargetEvents, nsEventStatus* aStatus, - nsIContent** aTargetContent); + /** + * Dispatch a pointer event for aMouseOrTouchEvent to aEventTargetContent. + * + * @param aShell The PresShell which is handling the event. + * @param aEventTargetFrame The frame for aEventTargetContent. + * @param aEventTargetContent The event target node. + * @param aMouseOrTouchEvent A mouse or touch event. + * @param aDontRetargetEvents If true, this won't dispatch event with + * different PresShell from aShell. Otherwise, + * pointer events may be fired on different + * document if and only if aMouseOrTOuchEvent is a + * touch event except eTouchStart. + * @param aState [out] The result of the pointer event. + * @param aMouseOrTouchEventTarget + * [out] The event target for the following mouse + * or touch event. If aEventTargetContent has not + * been removed from the tree, this is always set + * to it. If aEventTargetContent is removed from + * the tree and aMouseOrTouchEvent is a mouse + * event, this is set to inclusive ancestor of + * aEventTargetContent which is still connected. + * If aEventTargetContent is removed from the tree + * and aMouseOrTouchEvent is a touch event, this is + * set to aEventTargetContent because touch event + * should be dispatched even on disconnected node. + * FIXME: If the event is a touch event but the + * message is not eTouchStart, this won't be set. + */ + MOZ_CAN_RUN_SCRIPT static void DispatchPointerFromMouseOrTouch( + PresShell* aShell, nsIFrame* aEventTargetFrame, + nsIContent* aEventTargetContent, WidgetGUIEvent* aMouseOrTouchEvent, + bool aDontRetargetEvents, nsEventStatus* aStatus, + nsIContent** aMouseOrTouchEventTarget = nullptr); static void InitPointerEventFromMouse(WidgetPointerEvent* aPointerEvent, WidgetMouseEvent* aMouseEvent, |