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

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