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Bug 1173580 - Add utilities for synthesizing mouse move events to apz_test_native_event_utils.js. r=kats

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extra : source : d6a592fefdc55e33d9253cd9bb41acd6ea1f84c5
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Botond Ballo 2015-06-15 16:43:56 -04:00
parent 28f57aed47
commit 5d9041c1d9
1 changed files with 33 additions and 0 deletions
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33
gfx/layers/apz/test/apz_test_native_event_utils.js
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@ -31,6 +31,15 @@ function nativeHorizontalWheelEventMsg() {
throw "Native wheel events not supported on platform " + getPlatform();
}
function nativeMouseMoveEventMsg() {
switch (getPlatform()) {
case "windows": return 1; // MOUSEEVENTF_MOVE
case "mac": return 5; // NSMouseMoved
case "linux": return 3; // GDK_MOTION_NOTIFY
}
throw "Native wheel events not supported on platform " + getPlatform();
}
// Synthesizes a native mousewheel event and returns immediately. This does not
// guarantee anything; you probably want to use one of the other functions below
// which actually wait for results.
@ -91,3 +100,27 @@ function synthesizeNativeWheelAndWaitForScrollEvent(aElement, aX, aY, aDeltaX, a
}, useCapture);
return synthesizeNativeWheel(aElement, aX, aY, aDeltaX, aDeltaY);
}
// Synthesizes a native mouse move event and returns immediately.
// aX and aY are relative to the top-left of |aElement|'s containing window.
function synthesizeNativeMouseMove(aElement, aX, aY) {
var targetWindow = aElement.ownerDocument.defaultView;
aX += targetWindow.mozInnerScreenX;
aY += targetWindow.mozInnerScreenY;
_getDOMWindowUtils().sendNativeMouseEvent(aX, aY, nativeMouseMoveEventMsg(), 0, aElement);
return true;
}
// Synthesizes a native mouse move event and invokes the callback once the
// mouse move event is dispatched to |aElement|'s containing window. If the event
// targets content in a subdocument, |aElement| should be inside the
// subdocument. See synthesizeNativeMouseMove for details on the other
// parameters.
function synthesizeNativeMouseMoveAndWaitForMoveEvent(aElement, aX, aY, aCallback) {
var targetWindow = aElement.ownerDocument.defaultView;
targetWindow.addEventListener("mousemove", function mousemoveWaiter(e) {
targetWindow.removeEventListener("mousemove", mousemoveWaiter);
setTimeout(aCallback, 0);
});
return synthesizeNativeMouseMove(aElement, aX, aY);
}