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Bug 622264 - Make synthesizeDrop works in more situations. r=enndeakin a=tests

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This commit is contained in:
Mounir Lamouri 2011-01-25 11:30:24 +01:00
parent dfed233bd0
commit b23c476b2f
1 changed files with 37 additions and 22 deletions
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59
testing/mochitest/tests/SimpleTest/EventUtils.js
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@ -604,6 +604,14 @@ function synthesizeDrop(srcElement, destElement, dragData, dropEffect, aWindow)
if (!aWindow)
aWindow = window;
// For events to trigger the UA's default actions they need to be "trusted".
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
var gWindowUtils = window.QueryInterface(Components.interfaces.nsIInterfaceRequestor).
getInterface(Components.interfaces.nsIDOMWindowUtils);
var ds = Components.classes["@mozilla.org/widget/dragservice;1"].
getService(Components.interfaces.nsIDragService);
var dataTransfer;
var trapDrag = function(event) {
dataTransfer = event.dataTransfer;
@ -618,32 +626,39 @@ function synthesizeDrop(srcElement, destElement, dragData, dropEffect, aWindow)
event.stopPropagation();
}
// need to use real mouse action
aWindow.addEventListener("dragstart", trapDrag, true);
synthesizeMouse(srcElement, 2, 2, { type: "mousedown" }, aWindow);
synthesizeMouse(srcElement, 11, 11, { type: "mousemove" }, aWindow);
synthesizeMouse(srcElement, 20, 20, { type: "mousemove" }, aWindow);
aWindow.removeEventListener("dragstart", trapDrag, true);
ds.startDragSession();
event = aWindow.document.createEvent("DragEvents");
event.initDragEvent("dragenter", true, true, aWindow, 0, 0, 0, 0, 0, false, false, false, false, 0, null, dataTransfer);
destElement.dispatchEvent(event);
try {
// need to use real mouse action
aWindow.addEventListener("dragstart", trapDrag, true);
synthesizeMouse(srcElement, 2, 2, { type: "mousedown" }, aWindow);
synthesizeMouse(srcElement, 11, 11, { type: "mousemove" }, aWindow);
synthesizeMouse(srcElement, 20, 20, { type: "mousemove" }, aWindow);
aWindow.removeEventListener("dragstart", trapDrag, true);
var event = aWindow.document.createEvent("DragEvents");
event.initDragEvent("dragover", true, true, aWindow, 0, 0, 0, 0, 0, false, false, false, false, 0, null, dataTransfer);
if (destElement.dispatchEvent(event)) {
synthesizeMouse(destElement, 20, 20, { type: "mouseup" }, aWindow);
return "none";
}
if (dataTransfer.dropEffect != "none") {
event = aWindow.document.createEvent("DragEvents");
event.initDragEvent("drop", true, true, aWindow, 0, 0, 0, 0, 0, false, false, false, false, 0, null, dataTransfer);
destElement.dispatchEvent(event);
}
synthesizeMouse(destElement, 20, 20, { type: "mouseup" }, aWindow);
event.initDragEvent("dragenter", true, true, aWindow, 0, 0, 0, 0, 0, false, false, false, false, 0, null, dataTransfer);
gWindowUtils.dispatchDOMEventViaPresShell(destElement, event, true);
return dataTransfer.dropEffect;
var event = aWindow.document.createEvent("DragEvents");
event.initDragEvent("dragover", true, true, aWindow, 0, 0, 0, 0, 0, false, false, false, false, 0, null, dataTransfer);
if (gWindowUtils.dispatchDOMEventViaPresShell(destElement, event, true)) {
synthesizeMouseAtCenter(destElement, { type: "mouseup" }, aWindow);
return "none";
}
if (dataTransfer.dropEffect != "none") {
event = aWindow.document.createEvent("DragEvents");
event.initDragEvent("drop", true, true, aWindow, 0, 0, 0, 0, 0, false, false, false, false, 0, null, dataTransfer);
gWindowUtils.dispatchDOMEventViaPresShell(destElement, event, true);
}
synthesizeMouseAtCenter(destElement, { type: "mouseup" }, aWindow);
return dataTransfer.dropEffect;
} finally {
ds.endDragSession(true);
}
}
function disableNonTestMouseEvents(aDisable)