| 1 | /*
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| 2 | Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
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| 3 | For licensing, see LICENSE.html or http://ckeditor.com/license
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| 4 | */
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| 5 |
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| 6 | /**
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| 7 | * @fileOverview Plugin for making iframe based dialogs.
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| 8 | */
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| 9 |
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| 10 | CKEDITOR.plugins.add( 'iframedialog',
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| 11 | {
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| 12 | requires : [ 'dialog' ],
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| 13 | onLoad : function()
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| 14 | {
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| 15 | /**
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| 16 | * An iframe base dialog.
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| 17 | * @param {String} name Name of the dialog
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| 18 | * @param {String} title Title of the dialog
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| 19 | * @param {Number} minWidth Minimum width of the dialog
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| 20 | * @param {Number} minHeight Minimum height of the dialog
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| 21 | * @param {Function} [onContentLoad] Function called when the iframe has been loaded.
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| 22 | * If it isn't specified, the inner frame is notified of the dialog events ('load',
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| 23 | * 'resize', 'ok' and 'cancel') on a function called 'onDialogEvent'
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| 24 | * @param {Object} [userDefinition] Additional properties for the dialog definition
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| 25 | * @example
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| 26 | */
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| 27 | CKEDITOR.dialog.addIframe = function( name, title, src, minWidth, minHeight, onContentLoad, userDefinition )
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| 28 | {
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| 29 | var element =
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| 30 | {
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| 31 | type : 'iframe',
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| 32 | src : src,
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| 33 | width : '100%',
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| 34 | height : '100%'
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| 35 | };
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| 36 |
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| 37 | if ( typeof( onContentLoad ) == 'function' )
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| 38 | element.onContentLoad = onContentLoad;
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| 39 | else
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| 40 | element.onContentLoad = function()
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| 41 | {
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| 42 | var element = this.getElement(),
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| 43 | childWindow = element.$.contentWindow;
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| 44 |
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| 45 | // If the inner frame has defined a "onDialogEvent" function, setup listeners
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| 46 | if ( childWindow.onDialogEvent )
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| 47 | {
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| 48 | var dialog = this.getDialog(),
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| 49 | notifyEvent = function(e)
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| 50 | {
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| 51 | return childWindow.onDialogEvent(e);
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| 52 | };
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| 53 |
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| 54 | dialog.on( 'ok', notifyEvent );
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| 55 | dialog.on( 'cancel', notifyEvent );
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| 56 | dialog.on( 'resize', notifyEvent );
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| 57 |
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| 58 | // Clear listeners
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| 59 | dialog.on( 'hide', function(e)
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| 60 | {
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| 61 | dialog.removeListener( 'ok', notifyEvent );
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| 62 | dialog.removeListener( 'cancel', notifyEvent );
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| 63 | dialog.removeListener( 'resize', notifyEvent );
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| 64 |
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| 65 | e.removeListener();
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| 66 | } );
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| 67 |
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| 68 | // Notify child iframe of load:
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| 69 | childWindow.onDialogEvent( {
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| 70 | name : 'load',
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| 71 | sender : this,
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| 72 | editor : dialog._.editor
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| 73 | } );
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| 74 | }
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| 75 | };
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| 76 |
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| 77 | var definition =
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| 78 | {
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| 79 | title : title,
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| 80 | minWidth : minWidth,
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| 81 | minHeight : minHeight,
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| 82 | contents :
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| 83 | [
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| 84 | {
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| 85 | id : 'iframe',
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| 86 | label : title,
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| 87 | expand : true,
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| 88 | elements : [ element ]
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| 89 | }
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| 90 | ]
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| 91 | };
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| 92 |
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| 93 | for ( var i in userDefinition )
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| 94 | definition[i] = userDefinition[i];
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| 95 |
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| 96 | this.add( name, function(){ return definition; } );
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| 97 | };
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| 98 |
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| 99 | (function()
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| 100 | {
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| 101 | /**
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| 102 | * An iframe element.
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| 103 | * @extends CKEDITOR.ui.dialog.uiElement
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| 104 | * @example
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| 105 | * @constructor
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| 106 | * @param {CKEDITOR.dialog} dialog
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| 107 | * Parent dialog object.
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| 108 | * @param {CKEDITOR.dialog.definition.uiElement} elementDefinition
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| 109 | * The element definition. Accepted fields:
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| 110 | * <ul>
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| 111 | * <li><strong>src</strong> (Required) The src field of the iframe. </li>
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| 112 | * <li><strong>width</strong> (Required) The iframe's width.</li>
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| 113 | * <li><strong>height</strong> (Required) The iframe's height.</li>
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| 114 | * <li><strong>onContentLoad</strong> (Optional) A function to be executed
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| 115 | * after the iframe's contents has finished loading.</li>
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| 116 | * </ul>
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| 117 | * @param {Array} htmlList
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| 118 | * List of HTML code to output to.
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| 119 | */
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| 120 | var iframeElement = function( dialog, elementDefinition, htmlList )
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| 121 | {
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| 122 | if ( arguments.length < 3 )
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| 123 | return;
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| 124 |
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| 125 | var _ = ( this._ || ( this._ = {} ) ),
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| 126 | contentLoad = elementDefinition.onContentLoad && CKEDITOR.tools.bind( elementDefinition.onContentLoad, this ),
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| 127 | cssWidth = CKEDITOR.tools.cssLength( elementDefinition.width ),
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| 128 | cssHeight = CKEDITOR.tools.cssLength( elementDefinition.height );
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| 129 | _.frameId = CKEDITOR.tools.getNextId() + '_iframe';
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| 130 |
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| 131 | // IE BUG: Parent container does not resize to contain the iframe automatically.
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| 132 | dialog.on( 'load', function()
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| 133 | {
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| 134 | var iframe = CKEDITOR.document.getById( _.frameId ),
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| 135 | parentContainer = iframe.getParent();
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| 136 |
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| 137 | parentContainer.setStyles(
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| 138 | {
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| 139 | width : cssWidth,
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| 140 | height : cssHeight
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| 141 | } );
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| 142 | } );
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| 143 |
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| 144 | var attributes =
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| 145 | {
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| 146 | src : '%2',
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| 147 | id : _.frameId,
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| 148 | frameborder : 0,
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| 149 | allowtransparency : true
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| 150 | };
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| 151 | var myHtml = [];
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| 152 |
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| 153 | if ( typeof( elementDefinition.onContentLoad ) == 'function' )
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| 154 | attributes.onload = 'CKEDITOR.tools.callFunction(%1);';
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| 155 |
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| 156 | CKEDITOR.ui.dialog.uiElement.call( this, dialog, elementDefinition, myHtml, 'iframe',
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| 157 | {
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| 158 | width : cssWidth,
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| 159 | height : cssHeight
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| 160 | }, attributes, '' );
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| 161 |
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| 162 | // Put a placeholder for the first time.
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| 163 | htmlList.push( '<div style="width:' + cssWidth + ';height:' + cssHeight + ';" id="' + this.domId + '"></div>' );
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| 164 |
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| 165 | // Iframe elements should be refreshed whenever it is shown.
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| 166 | myHtml = myHtml.join( '' );
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| 167 | dialog.on( 'show', function()
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| 168 | {
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| 169 | var iframe = CKEDITOR.document.getById( _.frameId ),
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| 170 | parentContainer = iframe.getParent(),
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| 171 | callIndex = CKEDITOR.tools.addFunction( contentLoad ),
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| 172 | html = myHtml.replace( '%1', callIndex ).replace( '%2', CKEDITOR.tools.htmlEncode( elementDefinition.src ) );
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| 173 | parentContainer.setHtml( html );
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| 174 | } );
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| 175 | };
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| 176 |
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| 177 | iframeElement.prototype = new CKEDITOR.ui.dialog.uiElement;
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| 178 |
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| 179 | CKEDITOR.dialog.addUIElement( 'iframe',
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| 180 | {
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| 181 | build : function( dialog, elementDefinition, output )
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| 182 | {
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| 183 | return new iframeElement( dialog, elementDefinition, output );
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| 184 | }
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| 185 | } );
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| 186 | })();
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| 187 | }
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| 188 | } );
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