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Bug 699719 - Fade out video controls if mouse movement is stalled > 2 seconds. r=dolske

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This commit is contained in:
Jared Wein 2011-12-05 14:00:42 -08:00
parent b02a0cedfa
commit 5608892270
1 changed files with 50 additions and 7 deletions
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57
toolkit/content/widgets/videocontrols.xml
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@ -788,11 +788,43 @@
this.startFade(this.volumeStack, isMouseOver);
},
_hideControlsTimeout : 0,
_hideControlsFn : function () {
if (!Utils.scrubber.isDragging)
Utils.startFade(Utils.controlBar, false);
},
HIDE_CONTROLS_TIMEOUT_MS : 2000,
onMouseMove : function (event) {
// If the controls are static, don't change anything.
if (!this.dynamicControls)
return;
clearTimeout(this._hideControlsTimeout);
// Suppress fading out the controls until the video has rendered
// its first frame. But since autoplay videos start off with no
// controls, let them fade-out so the controls don't get stuck on.
if (!this.firstFrameShown &&
!(this.video.autoplay && this.video.mozAutoplayEnabled))
return;
this.startFade(this.controlBar, true);
// Only hide the controls if the mouse cursor is not left on top of
// the control bar. We only need to check the Y position of the cursor
// since the controls span the width of the video and are always located
// at the bottom of the video.
if (event.clientY < this.controlBar.getBoundingClientRect().top) {
this._hideControlsTimeout = setTimeout(this._hideControlsFn, this.HIDE_CONTROLS_TIMEOUT_MS);
}
},
onMouseInOut : function (event) {
// If the controls are static, don't change anything.
if (!this.dynamicControls)
return;
clearTimeout(this._hideControlsTimeout);
// Ignore events caused by transitions between child nodes.
// Note that the videocontrols element is the same
// size as the *content area* of the video element,
@ -810,10 +842,13 @@
!(this.video.autoplay && this.video.mozAutoplayEnabled))
return;
if (!isMouseOver)
if (!isMouseOver) {
this.adjustControlSize();
this.startFade(this.controlBar, isMouseOver);
// Setting a timer here to handle the case where the mouse leaves
// the video from hovering over the controls.
this._hideControlsTimeout = setTimeout(this._hideControlsFn, this.HIDE_CONTROLS_TIMEOUT_MS);
}
},
startFadeIn : function (element, immediate) {
@ -825,11 +860,15 @@
},
startFade : function (element, fadeIn, immediate) {
// Bug 493523, the scrubber doesn't call valueChanged while hidden,
// so our dependent state (eg, timestamp in the thumb) will be stale.
// As a workaround, update it manually when it first becomes unhidden.
if (element.className == "controlBar" && fadeIn && element.hidden)
this.scrubber.valueChanged("curpos", this.video.currentTime * 1000, false);
if (element.className == "controlBar" && fadeIn) {
clearTimeout(this._hideControlsTimeout);
// Bug 493523, the scrubber doesn't call valueChanged while hidden,
// so our dependent state (eg, timestamp in the thumb) will be stale.
// As a workaround, update it manually when it first becomes unhidden.
if (element.hidden)
this.scrubber.valueChanged("curpos", this.video.currentTime * 1000, false);
}
if (immediate)
element.setAttribute("immediate", true);
@ -1275,6 +1314,10 @@
if (!this.isTouchControl)
this.Utils.onMouseInOut(event);
</handler>
<handler event="mousemove">
if (!this.isTouchControl)
this.Utils.onMouseMove(event);
</handler>
</handlers>
</binding>