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hedera-web-mindshore/web/js/sql/list.js

67 lines
981 B
JavaScript
Executable File

/**
* List of Sql.Object
**/
Sql.List = new Class
({
Extends: Sql.Object
,objects: []
,add: function (object)
{
this.objects.push (object.ref ());
object.on ('changed', this._onObjectChange, this);
this._onObjectChange ();
}
,get: function (i)
{
return objects[i];
}
,getArray: function ()
{
return this.objects;
}
,remove: function (i)
{
this._unrefObject (this.objects.splice (i, 1));
this._onObjectChange ();
}
,_onObjectChange: function ()
{
this.signalEmit ('changed');
}
,isReady: function ()
{
var o = this.objects;
if (o.length == 0)
return false;
for (var i = 0; i < o.length; i++)
if (!o[i].isReady ())
return false;
return true;
}
,_unrefObject: function (object)
{
object.disconnect ('changed', this._onObjectChange, this);
object.unref ();
}
,_destroy: function ()
{
for (var i = 0; i < this.objects.length; i++)
this._unrefObject (this.objects[i]);
this.parent ();
}
});