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<pre class="prettyprint lang-js"><span id='Ext-panel-Proxy'>/**
</span> * A custom drag proxy implementation specific to {@link Ext.panel.Panel}s. This class
* is primarily used internally for the Panel's drag drop implementation, and
* should never need to be created directly.
* @private
*/
Ext.define('Ext.panel.Proxy', {
alternateClassName: 'Ext.dd.PanelProxy',
<span id='Ext-panel-Proxy-cfg-moveOnDrag'> /**
</span> * @cfg {Boolean} [moveOnDrag=true]
* True to move the panel to the dragged position when dropped
*/
moveOnDrag: true,
<span id='Ext-panel-Proxy-method-constructor'> /**
</span> * Creates new panel proxy.
* @param {Ext.panel.Panel} panel The {@link Ext.panel.Panel} to proxy for
* @param {Object} [config] Config object
*/
constructor: function(panel, config){
var me = this;
<span id='Ext-panel-Proxy-property-panel'> /**
</span> * @property panel
* @type Ext.panel.Panel
*/
me.panel = panel;
me.id = me.panel.id +'-ddproxy';
Ext.apply(me, config);
},
<span id='Ext-panel-Proxy-cfg-insertProxy'> /**
</span> * @cfg {Boolean} insertProxy
* True to insert a placeholder proxy element while dragging the panel, false to drag with no proxy.
* Most Panels are not absolute positioned and therefore we need to reserve this space.
*/
insertProxy: true,
// private overrides
setStatus: Ext.emptyFn,
reset: Ext.emptyFn,
update: Ext.emptyFn,
stop: Ext.emptyFn,
sync: Ext.emptyFn,
<span id='Ext-panel-Proxy-method-getEl'> /**
</span> * Gets the proxy's element
* @return {Ext.Element} The proxy's element
*/
getEl: function(){
return this.ghost.el;
},
<span id='Ext-panel-Proxy-method-getGhost'> /**
</span> * Gets the proxy's ghost Panel
* @return {Ext.panel.Panel} The proxy's ghost Panel
*/
getGhost: function(){
return this.ghost;
},
<span id='Ext-panel-Proxy-method-getProxy'> /**
</span> * Gets the proxy element. This is the element that represents where the
* Panel was before we started the drag operation.
* @return {Ext.Element} The proxy's element
*/
getProxy: function(){
return this.proxy;
},
<span id='Ext-panel-Proxy-method-hide'> /**
</span> * Hides the proxy
*/
hide : function(){
var me = this;
if (me.ghost) {
if (me.proxy) {
me.proxy.remove();
delete me.proxy;
}
// Unghost the Panel, do not move the Panel to where the ghost was
me.panel.unghost(null, me.moveOnDrag);
delete me.ghost;
}
},
<span id='Ext-panel-Proxy-method-show'> /**
</span> * Shows the proxy
*/
show: function(){
var me = this,
panelSize;
if (!me.ghost) {
panelSize = me.panel.getSize();
me.panel.el.setVisibilityMode(Ext.Element.DISPLAY);
me.ghost = me.panel.ghost();
if (me.insertProxy) {
// bc Panels aren't absolute positioned we need to take up the space
// of where the panel previously was
me.proxy = me.panel.el.insertSibling({cls: Ext.baseCSSPrefix + 'panel-dd-spacer'});
me.proxy.setSize(panelSize);
}
}
},
// private
repair: function(xy, callback, scope) {
this.hide();
Ext.callback(callback, scope || this);
},
<span id='Ext-panel-Proxy-method-moveProxy'> /**
</span> * Moves the proxy to a different position in the DOM. This is typically
* called while dragging the Panel to keep the proxy sync'd to the Panel's
* location.
* @param {HTMLElement} parentNode The proxy's parent DOM node
* @param {HTMLElement} [before] The sibling node before which the
* proxy should be inserted. Defaults to the parent's last child if not
* specified.
*/
moveProxy : function(parentNode, before){
if (this.proxy) {
parentNode.insertBefore(this.proxy.dom, before);
}
}
});
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