Queue2.html
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<!DOCTYPE html>
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<pre class="prettyprint lang-js"><span id='Ext-fx-Queue'>/**
</span> * @class Ext.fx.Queue
* Animation Queue mixin to handle chaining and queueing by target.
* @private
*/
Ext.define('Ext.fx.Queue', {
requires: ['Ext.util.HashMap'],
constructor: function() {
this.targets = new Ext.util.HashMap();
this.fxQueue = {};
},
// @private
getFxDefaults: function(targetId) {
var target = this.targets.get(targetId);
if (target) {
return target.fxDefaults;
}
return {};
},
// @private
setFxDefaults: function(targetId, obj) {
var target = this.targets.get(targetId);
if (target) {
target.fxDefaults = Ext.apply(target.fxDefaults || {}, obj);
}
},
// @private
stopAnimation: function(targetId) {
var me = this,
queue = me.getFxQueue(targetId),
ln = queue.length;
while (ln) {
queue[ln - 1].end();
ln--;
}
},
<span id='Ext-fx-Queue-method-getActiveAnimation'> /**
</span> * @private
* Returns current animation object if the element has any effects actively running or queued, else returns false.
*/
getActiveAnimation: function(targetId) {
var queue = this.getFxQueue(targetId);
return (queue && !!queue.length) ? queue[0] : false;
},
// @private
hasFxBlock: function(targetId) {
var queue = this.getFxQueue(targetId);
return queue && queue[0] && queue[0].block;
},
// @private get fx queue for passed target, create if needed.
getFxQueue: function(targetId) {
if (!targetId) {
return false;
}
var me = this,
queue = me.fxQueue[targetId],
target = me.targets.get(targetId);
if (!target) {
return false;
}
if (!queue) {
me.fxQueue[targetId] = [];
// GarbageCollector will need to clean up Elements since they aren't currently observable
if (target.type != 'element') {
target.target.on('destroy', function() {
me.fxQueue[targetId] = [];
});
}
}
return me.fxQueue[targetId];
},
// @private
queueFx: function(anim) {
var me = this,
target = anim.target,
queue, ln;
if (!target) {
return;
}
queue = me.getFxQueue(target.getId());
ln = queue.length;
if (ln) {
if (anim.concurrent) {
anim.paused = false;
}
else {
queue[ln - 1].on('afteranimate', function() {
anim.paused = false;
});
}
}
else {
anim.paused = false;
}
anim.on('afteranimate', function() {
Ext.Array.remove(queue, anim);
if (anim.remove) {
if (target.type == 'element') {
var el = Ext.get(target.id);
if (el) {
el.remove();
}
}
}
}, this);
queue.push(anim);
}
});</pre>
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