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Bug 489679 - eliminate init method in video controls XBL binding. r=enn

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This commit is contained in:
Justin Dolske 2009-05-06 12:55:26 -07:00
parent 58cc3e019b
commit fdaebecd29
1 changed files with 59 additions and 63 deletions
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122
toolkit/content/widgets/videocontrols.xml
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@ -210,7 +210,7 @@
<constructor>
<![CDATA[
this.init();
this.Utils.init(this);
]]>
</constructor>
@ -701,72 +701,68 @@
log : function (msg) {
if (this.debug)
dump("videoctl: " + msg + "\n");
},
init : function (binding) {
this.video = binding.parentNode;
this.videocontrols = binding;
this.isAudioOnly = (this.video instanceof HTMLAudioElement);
this.controlFader.element = document.getAnonymousElementByAttribute(binding, "class", "controlBar");
this.statusFader.element = document.getAnonymousElementByAttribute(binding, "class", "statusOverlay");
this.volumeFader.element = document.getAnonymousElementByAttribute(binding, "class", "volumeStack");
this.statusIcon = document.getAnonymousElementByAttribute(binding, "class", "statusIcon");
this.playButton = document.getAnonymousElementByAttribute(binding, "class", "playButton");
this.muteButton = document.getAnonymousElementByAttribute(binding, "class", "muteButton");
this.volumeControl = document.getAnonymousElementByAttribute(binding, "class", "volumeControl");
this.volumeStack = document.getAnonymousElementByAttribute(binding, "class", "volumeStack");
this.progressBar = document.getAnonymousElementByAttribute(binding, "class", "progressBar");
this.bufferBar = document.getAnonymousElementByAttribute(binding, "class", "bufferBar");
this.scrubber = document.getAnonymousElementByAttribute(binding, "class", "scrubber");
this.scrubberThumb = document.getAnonymousElementByAttribute(this.scrubber, "class", "scale-thumb");
this.durationLabel = document.getAnonymousElementByAttribute(binding, "class", "durationLabel");
this.setupInitialState();
// videocontrols.css hides the control bar by default, because if script
// is disabled our binding's script is disabled too (bug 449358). Thus,
// the controls are broken and we don't want them shown. But if script is
// enabled, the code here will run and can explicitly unhide the controls.
//
// For videos with |autoplay| set, we'll leave the controls initially hidden,
// so that they don't get in the way of the playing video. Otherwise we'll
// go ahead and reveal the controls now, so they're an obvious user cue.
//
// (Note: the |controls| attribute is already handled via layout/style/html.css)
if (!(this.video.autoplay && this.video.mozAutoplayEnabled) || !this.dynamicControls) {
var fader = this.controlFader;
fader.element.setAttribute("hidden", "false");
fader.isVisible = true;
fader.fadingIn = true;
}
// Use the handleEvent() callback for all media events.
for each (var event in this.videoEvents)
this.video.addEventListener(event, this, false);
// Determine the height of the volumeFader when extended (which is controlled by CSS).
// Its .clientHeight seems to be 0 here, so use the theme's initial value. (eg "-70px")
this.volumeFader.maxSlide = parseInt(window.getComputedStyle(this.volumeStack, null)
.getPropertyValue("margin-top"));
var self = this;
this.muteButton.addEventListener("command", function() { self.toggleMute(); }, false);
this.playButton.addEventListener("command", function() { self.togglePause(); }, false);
this.muteButton.addEventListener("mouseover", function(e) { self.onVolumeMouseInOut(e); }, false);
this.muteButton.addEventListener("mouseout", function(e) { self.onVolumeMouseInOut(e); }, false);
this.volumeStack.addEventListener("mouseover", function(e) { self.onVolumeMouseInOut(e); }, false);
this.volumeStack.addEventListener("mouseout", function(e) { self.onVolumeMouseInOut(e); }, false);
this.log("--- videocontrols initialized ---");
}
}) ]]>
</field>
<method name="init">
<body>
<![CDATA[
var video = this.parentNode;
this.Utils.video = video;
this.Utils.videocontrols = this;
this.Utils.isAudioOnly = (video instanceof HTMLAudioElement);
this.Utils.controlFader.element = document.getAnonymousElementByAttribute(this, "class", "controlBar");
this.Utils.statusFader.element = document.getAnonymousElementByAttribute(this, "class", "statusOverlay");
this.Utils.volumeFader.element = document.getAnonymousElementByAttribute(this, "class", "volumeStack");
this.Utils.statusIcon = document.getAnonymousElementByAttribute(this, "class", "statusIcon");
this.Utils.playButton = document.getAnonymousElementByAttribute(this, "class", "playButton");
this.Utils.muteButton = document.getAnonymousElementByAttribute(this, "class", "muteButton");
this.Utils.volumeControl = document.getAnonymousElementByAttribute(this, "class", "volumeControl");
this.Utils.volumeStack = document.getAnonymousElementByAttribute(this, "class", "volumeStack");
this.Utils.progressBar = document.getAnonymousElementByAttribute(this, "class", "progressBar");
this.Utils.bufferBar = document.getAnonymousElementByAttribute(this, "class", "bufferBar");
this.Utils.scrubber = document.getAnonymousElementByAttribute(this, "class", "scrubber");
this.Utils.scrubberThumb = document.getAnonymousElementByAttribute(this.Utils.scrubber, "class", "scale-thumb");
this.Utils.durationLabel = document.getAnonymousElementByAttribute(this, "class", "durationLabel");
this.Utils.setupInitialState();
// videocontrols.css hides the control bar by default, because if script
// is disabled our binding's script is disabled too (bug 449358). Thus,
// the controls are broken and we don't want them shown. But if script is
// enabled, the code here will run and can explicitly unhide the controls.
//
// For videos with |autoplay| set, we'll leave the controls initially hidden,
// so that they don't get in the way of the playing video. Otherwise we'll
// go ahead and reveal the controls now, so they're an obvious user cue.
//
// (Note: the |controls| attribute is already handled via layout/style/html.css)
if (!(video.autoplay && video.mozAutoplayEnabled) || !this.Utils.dynamicControls) {
var fader = this.Utils.controlFader;
fader.element.setAttribute("hidden", "false");
fader.isVisible = true;
fader.fadingIn = true;
}
// Use the Utils.handleEvent() callback for all media events.
for each (var event in this.Utils.videoEvents)
video.addEventListener(event, this.Utils, false);
// Determine the height of the volumeFader when extended (which is controlled by CSS).
// Its .clientHeight seems to be 0 here, so use the theme's initial value. (eg "-70px")
this.Utils.volumeFader.maxSlide = parseInt(window.getComputedStyle(this.Utils.volumeStack, null)
.getPropertyValue("margin-top"));
var self = this;
this.Utils.muteButton.addEventListener("command", function() { self.Utils.toggleMute(); }, false);
this.Utils.playButton.addEventListener("command", function() { self.Utils.togglePause(); }, false);
this.Utils.muteButton.addEventListener("mouseover", function(e) { self.Utils.onVolumeMouseInOut(e); }, false);
this.Utils.muteButton.addEventListener("mouseout", function(e) { self.Utils.onVolumeMouseInOut(e); }, false);
this.Utils.volumeStack.addEventListener("mouseover", function(e) { self.Utils.onVolumeMouseInOut(e); }, false);
this.Utils.volumeStack.addEventListener("mouseout", function(e) { self.Utils.onVolumeMouseInOut(e); }, false);
this.Utils.log("--- videocontrols initialized ---");
]]>
</body>
</method>
</implementation>