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Bug 868271 - Don't ignore touchend even if event is preventDefaulted. r=vingtetun

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This commit is contained in:
Shih-Chiang Chien 2013-05-14 08:30:37 -04:00
parent 8357f84a81
commit cab6163b26
1 changed files with 23 additions and 10 deletions
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33
dom/browser-element/BrowserElementPanning.js
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@ -61,8 +61,17 @@ const ContentPanning = {
},
handleEvent: function cp_handleEvent(evt) {
if (evt.defaultPrevented || evt.multipleActionsPrevented)
if (evt.defaultPrevented || evt.multipleActionsPrevented) {
// clean up panning state even if touchend/mouseup has been preventDefault.
if(evt.type === 'touchend' || evt.type === 'mouseup') {
if (this.dragging &&
(this.watchedEventsType === 'mouse' ||
this.findPrimaryPointer(evt.changedTouches))) {
this._finishPanning();
}
}
return;
}
switch (evt.type) {
case 'mousedown':
@ -206,15 +215,7 @@ const ContentPanning = {
view.addEventListener('click', this, true, true);
}
this._resetActive();
this.dragging = false;
this.detectingScrolling = false;
delete this.primaryPointerId;
this._activationTimer.cancel();
if (this.panning) {
KineticPanning.start(this);
}
this._finishPanning();
},
// True when there's an async pan-zoom controll watching the
@ -582,6 +583,18 @@ const ContentPanning = {
let ratioH = (aRect.height / vRect.height);
return (showing > 0.9 && (ratioW > 0.9 || ratioH > 0.9));
},
_finishPanning: function() {
this._resetActive();
this.dragging = false;
this.detectingScrolling = false;
delete this.primaryPointerId;
this._activationTimer.cancel();
if (this.panning) {
KineticPanning.start(this);
}
}
};