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/*
Copyright (c) 2003-2012, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.html or http://ckeditor.com/license
*/
/**
* @fileOverview Plugin for making iframe based dialogs.
*/
CKEDITOR.plugins.add( 'iframedialog',
{
requires : [ 'dialog' ],
onLoad : function()
{
/**
* An iframe base dialog.
* @param {String} name Name of the dialog
* @param {String} title Title of the dialog
* @param {Number} minWidth Minimum width of the dialog
* @param {Number} minHeight Minimum height of the dialog
* @param {Function} [onContentLoad] Function called when the iframe has been loaded.
* If it isn't specified, the inner frame is notified of the dialog events ('load',
* 'resize', 'ok' and 'cancel') on a function called 'onDialogEvent'
* @param {Object} [userDefinition] Additional properties for the dialog definition
* @example
*/
CKEDITOR.dialog.addIframe = function( name, title, src, minWidth, minHeight, onContentLoad, userDefinition )
{
var element =
{
type : 'iframe',
src : src,
width : '100%',
height : '100%'
};
if ( typeof( onContentLoad ) == 'function' )
element.onContentLoad = onContentLoad;
else
element.onContentLoad = function()
{
var element = this.getElement(),
childWindow = element.$.contentWindow;
// If the inner frame has defined a "onDialogEvent" function, setup listeners
if ( childWindow.onDialogEvent )
{
var dialog = this.getDialog(),
notifyEvent = function(e)
{
return childWindow.onDialogEvent(e);
};
dialog.on( 'ok', notifyEvent );
dialog.on( 'cancel', notifyEvent );
dialog.on( 'resize', notifyEvent );
// Clear listeners
dialog.on( 'hide', function(e)
{
dialog.removeListener( 'ok', notifyEvent );
dialog.removeListener( 'cancel', notifyEvent );
dialog.removeListener( 'resize', notifyEvent );
e.removeListener();
} );
// Notify child iframe of load:
childWindow.onDialogEvent( {
name : 'load',
sender : this,
editor : dialog._.editor
} );
}
};
var definition =
{
title : title,
minWidth : minWidth,
minHeight : minHeight,
contents :
[
{
id : 'iframe',
label : title,
expand : true,
elements : [ element ]
}
]
};
for ( var i in userDefinition )
definition[i] = userDefinition[i];
this.add( name, function(){ return definition; } );
};
(function()
{
/**
* An iframe element.
* @extends CKEDITOR.ui.dialog.uiElement
* @example
* @constructor
* @param {CKEDITOR.dialog} dialog
* Parent dialog object.
* @param {CKEDITOR.dialog.definition.uiElement} elementDefinition
* The element definition. Accepted fields:
* <ul>
* <li><strong>src</strong> (Required) The src field of the iframe. </li>
* <li><strong>width</strong> (Required) The iframe's width.</li>
* <li><strong>height</strong> (Required) The iframe's height.</li>
* <li><strong>onContentLoad</strong> (Optional) A function to be executed
* after the iframe's contents has finished loading.</li>
* </ul>
* @param {Array} htmlList
* List of HTML code to output to.
*/
var iframeElement = function( dialog, elementDefinition, htmlList )
{
if ( arguments.length < 3 )
return;
var _ = ( this._ || ( this._ = {} ) ),
contentLoad = elementDefinition.onContentLoad && CKEDITOR.tools.bind( elementDefinition.onContentLoad, this ),
cssWidth = CKEDITOR.tools.cssLength( elementDefinition.width ),
cssHeight = CKEDITOR.tools.cssLength( elementDefinition.height );
_.frameId = CKEDITOR.tools.getNextId() + '_iframe';
// IE BUG: Parent container does not resize to contain the iframe automatically.
dialog.on( 'load', function()
{
var iframe = CKEDITOR.document.getById( _.frameId ),
parentContainer = iframe.getParent();
parentContainer.setStyles(
{
width : cssWidth,
height : cssHeight
} );
} );
var attributes =
{
src : '%2',
id : _.frameId,
frameborder : 0,
allowtransparency : true
};
var myHtml = [];
if ( typeof( elementDefinition.onContentLoad ) == 'function' )
attributes.onload = 'CKEDITOR.tools.callFunction(%1);';
CKEDITOR.ui.dialog.uiElement.call( this, dialog, elementDefinition, myHtml, 'iframe',
{
width : cssWidth,
height : cssHeight
}, attributes, '' );
// Put a placeholder for the first time.
htmlList.push( '<div style="width:' + cssWidth + ';height:' + cssHeight + ';" id="' + this.domId + '"></div>' );
// Iframe elements should be refreshed whenever it is shown.
myHtml = myHtml.join( '' );
dialog.on( 'show', function()
{
var iframe = CKEDITOR.document.getById( _.frameId ),
parentContainer = iframe.getParent(),
callIndex = CKEDITOR.tools.addFunction( contentLoad ),
html = myHtml.replace( '%1', callIndex ).replace( '%2', CKEDITOR.tools.htmlEncode( elementDefinition.src ) );
parentContainer.setHtml( html );
} );
};
iframeElement.prototype = new CKEDITOR.ui.dialog.uiElement;
CKEDITOR.dialog.addUIElement( 'iframe',
{
build : function( dialog, elementDefinition, output )
{
return new iframeElement( dialog, elementDefinition, output );
}
} );
})();
}
} );
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