egroupware_official/etemplate/js/et2_widget_iframe.js

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/**
* EGroupware eTemplate2 - JS widget class for an iframe
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*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage api
* @link http://www.egroupware.org
* @author Nathan Gray
* @copyright Nathan Gray 2013
* @version $Id$
*/
"use strict";
/*egw:uses
et2_core_valueWidget;
*/
/**
* @augments et2_valueWidget
*/
var et2_iframe = et2_valueWidget.extend(
{
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attributes: {
'label': {
'default': "",
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description: "The label is displayed by default in front (for radiobuttons behind) each widget (if not empty). If you want to specify a different position, use a '%s' in the label, which gets replaced by the widget itself. Eg. '%s Name' to have the label Name behind a checkbox. The label can contain variables, as descript for name. If the label starts with a '@' it is replaced by the value of the content-array at this index (with the '@'-removed and after expanding the variables).",
ignore: false,
name: "Label",
translate: true,
type: "string",
},
"needed": {
"ignore": true
},
"seamless": {
name: "Seamless",
'default': true,
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description: "Specifies that the iframe should be rendered in a manner that makes it appear to be part of the containing document",
translate: false,
type: "boolean"
},
"name": {
name: "Name",
"default": "",
description: "Specifies name of frame, to be used as target for links",
type: "string"
}
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},
/**
* Constructor
*
* @memberOf et2_iframe
*/
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init: function() {
this._super.apply(this, arguments);
// Allow no child widgets
this.supportedWidgetClasses = [];
this.htmlNode = $j(document.createElement("iframe"));
if(this.options.label)
{
this.htmlNode.append('<span class="et2_label">'+this.options.label+'</span>');
}
this.setDOMNode(this.htmlNode[0]);
},
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/**
* Set name of iframe (to be used as target for links)
*
* @param _name
*/
set_name: function(_name) {
this.htmlNode.attr('name', this.htmlNode.name = _name);
},
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/**
* Make it look like part of the containing document
*
* @param _seamless boolean
*/
set_seamless: function(_seamless) {
this.options.seamless = _seamless;
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this.htmlNode.attr("seamless", _seamless);
},
set_value: function(_value) {
if(typeof _value == "undefined") _value = "";
if(_value.trim().indexOf("http") == 0 || _value.indexOf('about:') == 0 || _value[0] == '/')
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{
// Value is a URL
this.set_src(_value);
}
else
{
// Value is content
this.set_srcdoc(_value);
}
},
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/**
* Set the URL for the iframe
*
* Sets the src attribute to the given value
*
* @param _value String URL
*/
set_src: function(_value) {
if(_value.trim() != "")
{
if(_value.trim() == 'about:blank')
{
this.htmlNode.attr("src", _value);
}
else
{
// Load the new page, but display a loader
var loader = $j('<div class="et2_iframe loading"/>');
this.htmlNode
.before(loader);
window.setTimeout(jQuery.proxy(function() {
this.htmlNode.attr("src", _value)
.one('load',function() {
loader.remove();
});
},this),0);
}
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}
},
/**
* Sets the content of the iframe
*
* Sets the srcdoc attribute to the given value
*
* @param _value String Content of a document
*/
set_srcdoc: function(_value) {
this.htmlNode.attr("srcdoc", _value);
}
});
et2_register_widget(et2_iframe, ["iframe"]);