Commit 92b7c2a0 authored by Edgar Chen's avatar Edgar Chen
Browse files

Bug 1734238 - Wheel event should be dispatched to the remote target that... 

Bug 1734238 - Wheel event should be dispatched to the remote target that requests the pointer lock; r=smaug

Differential Revision: https://phabricator.services.mozilla.com/D127810
parent 57ac3632

dom/events/EventStateManager.cpp

+4 −0
Original line number Diff line number Diff line
@@ -1524,6 +1524,10 @@ void EventStateManager::DispatchCrossProcessEvent(WidgetEvent* aEvent, 
      return;

    }

    case eWheelEventClass: {

      if (BrowserParent* pointerLockedRemote =

              PointerLockManager::GetLockedRemoteTarget()) {

        remote = pointerLockedRemote;

      }

      remote->SendMouseWheelEvent(*aEvent->AsWheelEvent());

      return;

    }

dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe.html

+10 −0
Original line number Diff line number Diff line
@@ -85,6 +85,16 @@ async function start() { 
    }, { once: true });

  });



  // Mouse wheel event should be dispatched to locked element.

  synthesizeWheel(iframe, 10, 10, { deltaY: 3.0, deltaMode: WheelEvent.DOM_DELTA_LINE });

  await new Promise((aResolve) => {

    document.addEventListener("wheel", function(e) {

      info("Got wheel");

      is(e.target, target, "event.target");

      aResolve();

    }, { once: true });

  });



  // Pointer lock requested in iframe should be rejected.

  let win = iframe.contentWindow;

  win.focus()