[44] | 1 | /*
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| 2 | * FCKeditor - The text editor for internet
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| 3 | * Copyright (C) 2003-2006 Frederico Caldeira Knabben
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| 4 | *
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| 5 | * Licensed under the terms of the GNU Lesser General Public License:
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| 6 | * http://www.opensource.org/licenses/lgpl-license.php
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| 7 | *
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| 8 | * For further information visit:
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| 9 | * http://www.fckeditor.net/
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| 10 | *
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| 11 | * "Support Open Source software. What about a donation today?"
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| 12 | *
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| 13 | * File Name: fcktools_gecko.js
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| 14 | * Utility functions. (Gecko version).
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| 15 | *
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| 16 | * File Authors:
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| 17 | * Frederico Caldeira Knabben (fredck@fckeditor.net)
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| 18 | */
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| 19 |
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| 20 | // Constant for the Gecko Bogus Node.
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| 21 | var GECKO_BOGUS = FCKBrowserInfo.IsGecko ? '<br _moz_editor_bogus_node="TRUE">' : '' ;
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| 22 |
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| 23 | FCKTools.CancelEvent = function( e )
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| 24 | {
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| 25 | if ( e )
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| 26 | e.preventDefault() ;
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| 27 | }
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| 28 |
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| 29 | FCKTools.DisableSelection = function( element )
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| 30 | {
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| 31 | if ( FCKBrowserInfo.IsGecko )
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| 32 | element.style.MozUserSelect = 'none' ; // Gecko only.
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| 33 | else
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| 34 | element.style.userSelect = 'none' ; // CSS3 (not supported yet).
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| 35 | }
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| 36 |
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| 37 | // Appends a CSS file to a document.
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| 38 | FCKTools._AppendStyleSheet = function( documentElement, cssFileUrl )
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| 39 | {
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| 40 | var e = documentElement.createElement( 'LINK' ) ;
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| 41 | e.rel = 'stylesheet' ;
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| 42 | e.type = 'text/css' ;
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| 43 | e.href = cssFileUrl ;
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| 44 | documentElement.getElementsByTagName("HEAD")[0].appendChild( e ) ;
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| 45 | return e ;
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| 46 | }
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| 47 |
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| 48 | // Removes all attributes and values from the element.
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| 49 | FCKTools.ClearElementAttributes = function( element )
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| 50 | {
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| 51 | // Loop throw all attributes in the element
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| 52 | for ( var i = 0 ; i < element.attributes.length ; i++ )
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| 53 | {
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| 54 | // Remove the element by name.
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| 55 | element.removeAttribute( element.attributes[i].name, 0 ) ; // 0 : Case Insensitive
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| 56 | }
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| 57 | }
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| 58 |
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| 59 | // Returns an Array of strings with all defined in the elements inside another element.
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| 60 | FCKTools.GetAllChildrenIds = function( parentElement )
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| 61 | {
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| 62 | // Create the array that will hold all Ids.
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| 63 | var aIds = new Array() ;
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| 64 |
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| 65 | // Define a recursive function that search for the Ids.
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| 66 | var fGetIds = function( parent )
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| 67 | {
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| 68 | for ( var i = 0 ; i < parent.childNodes.length ; i++ )
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| 69 | {
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| 70 | var sId = parent.childNodes[i].id ;
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| 71 |
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| 72 | // Check if the Id is defined for the element.
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| 73 | if ( sId && sId.length > 0 ) aIds[ aIds.length ] = sId ;
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| 74 |
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| 75 | // Recursive call.
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| 76 | fGetIds( parent.childNodes[i] ) ;
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| 77 | }
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| 78 | }
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| 79 |
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| 80 | // Start the recursive calls.
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| 81 | fGetIds( parentElement ) ;
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| 82 |
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| 83 | return aIds ;
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| 84 | }
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| 85 |
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| 86 | FCKTools.RemoveOuterTags = function( e )
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| 87 | {
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| 88 | var oFragment = e.ownerDocument.createDocumentFragment() ;
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| 89 |
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| 90 | for ( var i = 0 ; i < e.childNodes.length ; i++ )
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| 91 | oFragment.appendChild( e.childNodes[i] ) ;
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| 92 |
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| 93 | e.parentNode.replaceChild( oFragment, e ) ;
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| 94 | }
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| 95 |
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| 96 | FCKTools.CreateXmlObject = function( object )
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| 97 | {
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| 98 | switch ( object )
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| 99 | {
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| 100 | case 'XmlHttp' :
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| 101 | return new XMLHttpRequest() ;
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| 102 | case 'DOMDocument' :
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| 103 | return document.implementation.createDocument( '', '', null ) ;
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| 104 | }
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| 105 | return null ;
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| 106 | }
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| 107 |
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| 108 | FCKTools.GetScrollPosition = function( relativeWindow )
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| 109 | {
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| 110 | return { X : relativeWindow.pageXOffset, Y : relativeWindow.pageYOffset } ;
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| 111 | }
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| 112 |
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| 113 | FCKTools.AddEventListener = function( sourceObject, eventName, listener )
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| 114 | {
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| 115 | sourceObject.addEventListener( eventName, listener, false ) ;
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| 116 | }
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| 117 |
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| 118 | FCKTools.RemoveEventListener = function( sourceObject, eventName, listener )
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| 119 | {
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| 120 | sourceObject.removeEventListener( eventName, listener, false ) ;
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| 121 | }
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| 122 |
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| 123 | // Listeners attached with this function cannot be detached.
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| 124 | FCKTools.AddEventListenerEx = function( sourceObject, eventName, listener, paramsArray )
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| 125 | {
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| 126 | sourceObject.addEventListener(
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| 127 | eventName,
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| 128 | function( e )
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| 129 | {
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| 130 | listener.apply( sourceObject, [ e ].concat( paramsArray || [] ) ) ;
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| 131 | },
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| 132 | false
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| 133 | ) ;
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| 134 | }
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| 135 |
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| 136 | // Returns and object with the "Width" and "Height" properties.
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| 137 | FCKTools.GetViewPaneSize = function( win )
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| 138 | {
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| 139 | return { Width : win.innerWidth, Height : win.innerHeight } ;
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| 140 | }
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| 141 |
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| 142 | FCKTools.SaveStyles = function( element )
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| 143 | {
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| 144 | var oSavedStyles = new Object() ;
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| 145 |
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| 146 | if ( element.className.length > 0 )
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| 147 | {
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| 148 | oSavedStyles.Class = element.className ;
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| 149 | element.className = '' ;
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| 150 | }
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| 151 |
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| 152 | var sInlineStyle = element.getAttribute( 'style' ) ;
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| 153 |
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| 154 | if ( sInlineStyle && sInlineStyle.length > 0 )
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| 155 | {
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| 156 | oSavedStyles.Inline = sInlineStyle ;
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| 157 | element.setAttribute( 'style', '', 0 ) ; // 0 : Case Insensitive
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| 158 | }
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| 159 |
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| 160 | return oSavedStyles ;
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| 161 | }
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| 162 |
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| 163 | FCKTools.RestoreStyles = function( element, savedStyles )
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| 164 | {
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| 165 | element.className = savedStyles.Class || '' ;
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| 166 |
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| 167 | if ( savedStyles.Inline )
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| 168 | element.setAttribute( 'style', savedStyles.Inline, 0 ) ; // 0 : Case Insensitive
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| 169 | else
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| 170 | element.removeAttribute( 'style', 0 ) ;
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| 171 | }
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| 172 |
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| 173 | FCKTools.RegisterDollarFunction = function( targetWindow )
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| 174 | {
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| 175 | targetWindow.$ = function( id )
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| 176 | {
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| 177 | return this.document.getElementById( id ) ;
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| 178 | } ;
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| 179 | }
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| 180 |
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| 181 | FCKTools.AppendElement = function( target, elementName )
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| 182 | {
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| 183 | return target.appendChild( target.ownerDocument.createElement( elementName ) ) ;
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| 184 | }
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| 185 |
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| 186 | // Get the coordinates of an element.
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| 187 | // @el : The element to get the position.
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| 188 | // @relativeWindow: The window to which we want the coordinates relative to.
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| 189 | FCKTools.GetElementPosition = function( el, relativeWindow )
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| 190 | {
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| 191 | // Initializes the Coordinates object that will be returned by the function.
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| 192 | var c = { X:0, Y:0 } ;
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| 193 |
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| 194 | var oWindow = relativeWindow || window ;
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| 195 |
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| 196 | var oOwnerWindow = FCKTools.GetElementWindow( el ) ;
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| 197 |
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| 198 | // Loop throw the offset chain.
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| 199 | while ( el )
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| 200 | {
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| 201 | var sPosition = oOwnerWindow.getComputedStyle(el, '').position ;
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| 202 |
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| 203 | // Check for non "static" elements.
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| 204 | // 'FCKConfig.FloatingPanelsZIndex' -- Submenus are under a positioned IFRAME.
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| 205 | if ( sPosition && sPosition != 'static' && el.style.zIndex != FCKConfig.FloatingPanelsZIndex )
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| 206 | break ;
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| 207 |
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| 208 | c.X += el.offsetLeft - el.scrollLeft ;
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| 209 | c.Y += el.offsetTop - el.scrollTop ;
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| 210 |
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| 211 | if ( el.offsetParent )
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| 212 | el = el.offsetParent ;
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| 213 | else
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| 214 | {
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| 215 | if ( oOwnerWindow != oWindow )
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| 216 | {
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| 217 | if ( el = oOwnerWindow.frameElement )
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| 218 | oOwnerWindow = FCKTools.GetElementWindow( el ) ;
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| 219 | }
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| 220 | else
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| 221 | {
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| 222 | c.X += el.scrollLeft ;
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| 223 | c.Y += el.scrollTop ;
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| 224 | break ;
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| 225 | }
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| 226 | }
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| 227 | }
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| 228 |
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| 229 | // Return the Coordinates object
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| 230 | return c ;
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| 231 | } |
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