Bug 977695 - Update bubbles/cancelable attribute for pointer events. r=smaug

dom/events/test/test_bug822898.html

@@ -198,6 +198,7 @@ function testOnPointerProperty()
   iframeBody.onpointerover = function (e) { gOnPointerPropHandled["pointerover"] = true; }
   iframeBody.onpointerenter = function (e) { gOnPointerPropHandled["pointerenter"] = true; }
   iframeBody.onpointerleave = function (e) { gOnPointerPropHandled["pointerleave"] = true; }
+  iframeBody.onpointercancel = function (e) { gOnPointerPropHandled["pointercancel"] = true; }
 
   iframeBody.dispatchEvent(getDefaultArgEvent("pointerdown"));
   is(gOnPointerPropHandled['pointerdown'], true, "pointerdown property is performed");
@@ -220,6 +221,9 @@ function testOnPointerProperty()
   iframeBody.dispatchEvent(getDefaultArgEvent("pointerleave"));
   is(gOnPointerPropHandled['pointerleave'], true, "pointerleave property is performed");
 
+  iframeBody.dispatchEvent(getDefaultArgEvent("pointercancel"));
+  is(gOnPointerPropHandled['pointercancel'], true, "pointercancel property is performed");
+
   nextTest();
 }
 

dom/events/test/test_bug967796.html

@@ -166,7 +166,7 @@ function penter(evt) {
     is(evt.target.id, t, "Wrong event target!");
   }
   is(evt.bubbles, false, evt.type + " should not bubble!");
-  is(evt.cancelable, true, evt.type + " is cancelable!");
+  is(evt.cancelable, false, evt.type + " is cancelable!");
   is(evt.target, evt.currentTarget, "Wrong event target!");
   ok(!evt.relatedTarget || evt.target.ownerDocument == evt.relatedTarget.ownerDocument,
      "Leaking nodes to another document?");
@@ -183,7 +183,7 @@ function pleave(evt) {
     is(evt.target.id, t, "Wrong event target!");
   }
   is(evt.bubbles, false, evt.type + " should not bubble!");
-  is(evt.cancelable, true, evt.type + " is cancelable!");
+  is(evt.cancelable, false, evt.type + " is cancelable!");
   is(evt.target, evt.currentTarget, "Wrong event target!");
   ok(!evt.relatedTarget || evt.target.ownerDocument == evt.relatedTarget.ownerDocument,
      "Leaking nodes to another document?");

dom/webidl/EventHandler.webidl

@@ -90,6 +90,8 @@ interface GlobalEventHandlers {
 
            // Pointer events handlers
            [Pref="dom.w3c_pointer_events.enabled"]
+           attribute EventHandler onpointercancel;
+           [Pref="dom.w3c_pointer_events.enabled"]
            attribute EventHandler onpointerdown;
            [Pref="dom.w3c_pointer_events.enabled"]
            attribute EventHandler onpointerup;

layout/base/tests/bug970964_inner.html

@@ -134,6 +134,8 @@ function runTests() {
   d0.addEventListener("pointercancel", function(ev) {
     d0.removeEventListener("pointercancel", arguments.callee, false);
     is(ev.pointerId, 0, "Correct default pointerId");
+    is(ev.bubbles, true, "bubbles should be true");
+    is(ev.cancelable, false, "pointercancel cancelable should be false ");
     pointerCancelTriggered = 1;
     is(touchCancelTriggered, 0, "Pointer event must be triggered before touch event!");
   }, false);
@@ -159,6 +161,8 @@ function runTests() {
   var pointerEnterTriggered = 0;
   d2.onpointerenter = function(e) {
     pointerEnterTriggered = 1;
+    is(e.bubbles, false, "bubbles should be false");
+    is(e.cancelable, false, "cancelable should be false");
     is(mouseEnterTriggered, 0, "Pointer event must be triggered before mouse event!");
   };
   d2.onmouseenter = function(e) {
@@ -189,26 +193,38 @@ function runTests() {
 
   d1.onpointerenter = function(e) {
     ++d1enterCount;
+    is(e.bubbles, false, "bubbles should be false");
+    is(e.cancelable, false, "cancelable should be false");
     checkPointerType(e.pointerType);
   };
   d2.onpointerenter = function(e) {
     ++d2enterCount;
+    is(e.bubbles, false, "bubbles should be false");
+    is(e.cancelable, false, "cancelable should be false");
     checkPointerType(e.pointerType);
   };
   d3.onpointerenter = function(e) {
     ++d3enterCount;
+    is(e.bubbles, false, "bubbles should be false");
+    is(e.cancelable, false, "cancelable should be false");
     checkPointerType(e.pointerType);
   };
   d1.onpointerleave = function(e) {
     ++d1leaveCount;
+    is(e.bubbles, false, "bubbles should be false");
+    is(e.cancelable, false, "cancelable should be false");
     checkPointerType(e.pointerType);
   };
   d2.onpointerleave = function(e) {
     ++d2leaveCount;
+    is(e.bubbles, false, "bubbles should be false");
+    is(e.cancelable, false, "cancelable should be false");
     checkPointerType(e.pointerType);
   };
   d3.onpointerleave = function(e) {
     ++d3leaveCount;
+    is(e.bubbles, false, "bubbles should be false");
+    is(e.cancelable, false, "cancelable should be false");
     checkPointerType(e.pointerType);
   };
 

widget/MouseEvents.h

@@ -576,6 +576,12 @@ public:
       case NS_POINTER_ENTER:
       case NS_POINTER_LEAVE:
         mFlags.mBubbles = false;
+        mFlags.mCancelable = false;
+        break;
+      case NS_POINTER_CANCEL:
+      case NS_POINTER_GOT_CAPTURE:
+      case NS_POINTER_LOST_CAPTURE:
+        mFlags.mCancelable = false;
         break;
       default:
         break;

widget/TouchEvents.h

@@ -149,6 +149,7 @@ public:
     modifiers = aOther.modifiers;
     time = aOther.time;
     touches.AppendElements(aOther.touches);
+    mFlags.mCancelable = message != NS_TOUCH_CANCEL;
     MOZ_COUNT_CTOR(WidgetTouchEvent);
   }
 
@@ -156,6 +157,7 @@ public:
     WidgetInputEvent(aIsTrusted, aMessage, aWidget, NS_TOUCH_EVENT)
   {
     MOZ_COUNT_CTOR(WidgetTouchEvent);
+    mFlags.mCancelable = message != NS_TOUCH_CANCEL;
   }
 
   virtual ~WidgetTouchEvent()