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/* <copyright>
This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
</copyright> */
/**
@module "montage/ui/component-placeholder.reel"
@requires montage/core/core
@requires montage/ui/component
@requires core/logger
*/
var Montage = require("montage").Montage;
var Component = require("ui/component").Component;
var logger = require("core/logger").logger("componentplaceholder");
/**
@class module:"montage/ui/component-placeholder.reel".ComponentPlaceHolder
*/
var ComponentPlaceHolder = exports.ComponentPlaceHolder = Montage.create(Component, /** @lends module:"montage/ui/component-placeholder.reel".ComponentPlaceHolder */ {
hasTemplate: {value: false},
name: {value: null},
/**
Description TODO
@private
*/
_component: {
serializable: true,
enumerable: false,
value: null
},
/**
Description TODO
@private
*/
_prepareForDraw: {value: function() {
if (this.element) {
this._replaceElementWithTemplate();
}
}},
/**
Description TODO
@function
@returns this._component.draw.apply(this._component, arguments)
*/
draw: {value: function() {
return this._component.draw.apply(this._component, arguments);
}},
/**
Description TODO
@type {Property}
@default {Boolean} true
*/
hasTemplate: {
value: true
},
// TODO: Remove when old serialization is gone
/**
Description TODO
@function
@param {Component} visitor The visitor component.
@param {Object} callback The callback object.
*/
traverseComponentTree: {value: function(visitor, callback) {
var self = this;
var innerComponent = this._component;
if (this._isComponentExpanded) {
if (visitor) {
visitor(this);
}
this._component.traverseComponentTree.apply(this._component, arguments);
} else {
this.expandComponent(function() {
if (visitor) {
visitor(self);
}
self._component.traverseComponentTree(visitor, callback);
});
}
}},
/**
Description TODO
@private
*/
_replaceElementWithTemplate: {value: function() {
var component = this._component,
element = this.element,
componentElement = component.element,
attributes = element.attributes,
attribute, attributeName, value;
for (var i = 0; (attribute = attributes[i]); i++) {
attributeName = attribute.nodeName;
if (attributeName === "id") {
continue;
}
value = (componentElement.getAttribute(attributeName) || "") + " " + attribute.nodeValue;
componentElement.setAttribute(attributeName, value);
}
element.parentNode.replaceChild(componentElement, element);
this._element = null;
// check to see if the hosted component hasn't replaced its element yet, if not do it now.
if (component._templateElement) {
component._replaceElementWithTemplate();
}
}},
// TODO: Add when old serialization is gone
//deserializedFromTemplate: {value: function() {
// this._component = this.parentComponent[this.name];
//}},
// TODO: Remove when old serialization is gone
/**
Description TODO
@function
@param {Object} callback The callback object.
@returns self._component.loadComponentTree(callback)
*/
loadComponentTree: {value: function(callback) {
var self = this;
Component.loadComponentTree.call(this, function() {
self._component._cachedParentComponent = self._cachedParentComponent;
return self._component.loadComponentTree(callback);
});
}},
// TODO: Remove when old serialization is gone
/**
Description TODO
@function
@param {Object} callback The callback object.
@returns this._component.expandComponent.apply(this._component, arguments)
*/
expandComponent: {value: function(callback) {
this._component = this.parentComponent[this.name];
this._isComponentExpanded = true;
return this._component.expandComponent.apply(this._component, arguments);
}}
});
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