[2] | 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: fck_1_ie.js
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| 14 | * This is the first part of the "FCK" object creation. This is the main
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| 15 | * object that represents an editor instance.
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| 16 | * (IE specific implementations)
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| 17 | *
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| 18 | * File Authors:
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| 19 | * Frederico Caldeira Knabben (fredck@fckeditor.net)
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| 20 | */
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| 21 |
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| 22 | FCK.Description = "FCKeditor for Internet Explorer 5.5+" ;
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| 23 |
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| 24 | FCK._GetBehaviorsStyle = function()
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| 25 | {
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| 26 | if ( !FCK._BehaviorsStyle )
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| 27 | {
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| 28 | var sBasePath = FCKConfig.FullBasePath ;
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| 29 | var sTableBehavior = '' ;
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| 30 | var sStyle ;
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| 31 |
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| 32 | // The behaviors should be pointed using the FullBasePath to avoid security
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| 33 | // errors when using a differente BaseHref.
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| 34 | sStyle =
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| 35 | '<style type="text/css" _fcktemp="true">' +
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| 36 | 'INPUT { behavior: url(' + sBasePath + 'css/behaviors/hiddenfield.htc) ; }' ;
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| 37 |
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| 38 | if ( FCKConfig.ShowBorders )
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| 39 | sTableBehavior = 'url(' + sBasePath + 'css/behaviors/showtableborders.htc)' ;
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| 40 |
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| 41 | // Disable resize handlers.
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| 42 | sStyle += 'INPUT,TEXTAREA,SELECT,.FCK__Anchor,.FCK__PageBreak' ;
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| 43 |
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| 44 | if ( FCKConfig.DisableObjectResizing )
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| 45 | {
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| 46 | sStyle += ',IMG' ;
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| 47 | sTableBehavior += ' url(' + sBasePath + 'css/behaviors/disablehandles.htc)' ;
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| 48 | }
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| 49 |
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| 50 | sStyle += ' { behavior: url(' + sBasePath + 'css/behaviors/disablehandles.htc) ; }' ;
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| 51 |
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| 52 | if ( sTableBehavior.length > 0 )
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| 53 | sStyle += 'TABLE { behavior: ' + sTableBehavior + ' ; }' ;
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| 54 |
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| 55 | sStyle += '</style>' ;
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| 56 | FCK._BehaviorsStyle = sStyle ;
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| 57 | }
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| 58 |
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| 59 | return FCK._BehaviorsStyle ;
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| 60 | }
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| 61 |
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| 62 | function Doc_OnMouseUp()
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| 63 | {
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| 64 | if ( FCK.EditorWindow.event.srcElement.tagName == 'HTML' )
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| 65 | {
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| 66 | FCK.Focus() ;
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| 67 | FCK.EditorWindow.event.cancelBubble = true ;
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| 68 | FCK.EditorWindow.event.returnValue = false ;
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| 69 | }
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| 70 | }
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| 71 |
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| 72 | function Doc_OnPaste()
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| 73 | {
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| 74 | if ( FCK.Status == FCK_STATUS_COMPLETE )
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| 75 | FCK.Events.FireEvent( "OnPaste" ) ;
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| 76 |
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| 77 | return false ;
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| 78 | }
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| 79 |
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| 80 | /*
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| 81 | function Doc_OnContextMenu()
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| 82 | {
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| 83 | var e = FCK.EditorWindow.event ;
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| 84 |
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| 85 | FCK.ShowContextMenu( e.screenX, e.screenY ) ;
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| 86 | return false ;
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| 87 | }
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| 88 | */
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| 89 |
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| 90 | function Doc_OnKeyDown()
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| 91 | {
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| 92 | var e = FCK.EditorWindow.event ;
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| 93 |
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| 94 |
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| 95 | switch ( e.keyCode )
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| 96 | {
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| 97 | case 13 : // ENTER
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| 98 | if ( FCKConfig.UseBROnCarriageReturn && !(e.ctrlKey || e.altKey || e.shiftKey) )
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| 99 | {
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| 100 | Doc_OnKeyDownUndo() ;
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| 101 |
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| 102 | // We must ignore it if we are inside a List.
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| 103 | if ( FCK.EditorDocument.queryCommandState( 'InsertOrderedList' ) || FCK.EditorDocument.queryCommandState( 'InsertUnorderedList' ) )
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| 104 | return true ;
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| 105 |
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| 106 | // Insert the <BR> (The must be also inserted to make it work)
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| 107 | FCK.InsertHtml( '<br> ' ) ;
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| 108 |
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| 109 | // Remove the
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| 110 | var oRange = FCK.EditorDocument.selection.createRange() ;
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| 111 | oRange.moveStart( 'character', -1 ) ;
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| 112 | oRange.select() ;
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| 113 | FCK.EditorDocument.selection.clear() ;
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| 114 |
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| 115 | return false ;
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| 116 | }
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| 117 | break ;
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| 118 |
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| 119 | case 8 : // BACKSPACE
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| 120 | // We must delete a control selection by code and cancels the
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| 121 | // keystroke, otherwise IE will execute the browser's "back" button.
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| 122 | if ( FCKSelection.GetType() == 'Control' )
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| 123 | {
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| 124 | FCKSelection.Delete() ;
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| 125 | return false ;
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| 126 | }
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| 127 | break ;
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| 128 |
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| 129 | case 9 : // TAB
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| 130 | if ( FCKConfig.TabSpaces > 0 && !(e.ctrlKey || e.altKey || e.shiftKey) )
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| 131 | {
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| 132 | Doc_OnKeyDownUndo() ;
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| 133 |
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| 134 | FCK.InsertHtml( window.FCKTabHTML ) ;
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| 135 | return false ;
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| 136 | }
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| 137 | break ;
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| 138 | case 90 : // Z
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| 139 | if ( e.ctrlKey && !(e.altKey || e.shiftKey) )
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| 140 | {
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| 141 | FCKUndo.Undo() ;
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| 142 | return false ;
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| 143 | }
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| 144 | break ;
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| 145 | case 89 : // Y
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| 146 | if ( e.ctrlKey && !(e.altKey || e.shiftKey) )
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| 147 | {
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| 148 | FCKUndo.Redo() ;
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| 149 | return false ;
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| 150 | }
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| 151 | break ;
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| 152 | }
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| 153 |
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| 154 | if ( !( e.keyCode >=16 && e.keyCode <= 18 ) )
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| 155 | Doc_OnKeyDownUndo() ;
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| 156 | return true ;
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| 157 | }
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| 158 |
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| 159 | function Doc_OnKeyDownUndo()
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| 160 | {
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| 161 | if ( !FCKUndo.Typing )
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| 162 | {
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| 163 | FCKUndo.SaveUndoStep() ;
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| 164 | FCKUndo.Typing = true ;
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| 165 | FCK.Events.FireEvent( "OnSelectionChange" ) ;
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| 166 | }
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| 167 |
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| 168 | FCKUndo.TypesCount++ ;
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| 169 |
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| 170 | if ( FCKUndo.TypesCount > FCKUndo.MaxTypes )
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| 171 | {
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| 172 | FCKUndo.TypesCount = 0 ;
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| 173 | FCKUndo.SaveUndoStep() ;
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| 174 | }
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| 175 | }
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| 176 |
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| 177 | function Doc_OnDblClick()
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| 178 | {
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| 179 | FCK.OnDoubleClick( FCK.EditorWindow.event.srcElement ) ;
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| 180 | FCK.EditorWindow.event.cancelBubble = true ;
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| 181 | }
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| 182 |
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| 183 | function Doc_OnSelectionChange()
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| 184 | {
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| 185 | FCK.Events.FireEvent( "OnSelectionChange" ) ;
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| 186 | }
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| 187 |
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| 188 | FCK.InitializeBehaviors = function( dontReturn )
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| 189 | {
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| 190 | // Set the focus to the editable area when clicking in the document area.
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| 191 | // TODO: The cursor must be positioned at the end.
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| 192 | this.EditorDocument.attachEvent( 'onmouseup', Doc_OnMouseUp ) ;
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| 193 |
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| 194 | // Intercept pasting operations
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| 195 | this.EditorDocument.body.attachEvent( 'onpaste', Doc_OnPaste ) ;
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| 196 |
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| 197 | // Reset the context menu.
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| 198 | FCK.ContextMenu._InnerContextMenu.AttachToElement( FCK.EditorDocument.body ) ;
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| 199 |
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| 200 | // Build the "TAB" key replacement (if necessary).
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| 201 | if ( FCKConfig.TabSpaces > 0 )
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| 202 | {
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| 203 | window.FCKTabHTML = '' ;
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| 204 | for ( i = 0 ; i < FCKConfig.TabSpaces ; i++ )
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| 205 | window.FCKTabHTML += " " ;
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| 206 | }
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| 207 | this.EditorDocument.attachEvent("onkeydown", Doc_OnKeyDown ) ;
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| 208 |
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| 209 | this.EditorDocument.attachEvent("ondblclick", Doc_OnDblClick ) ;
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| 210 |
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| 211 | // Catch cursor movements
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| 212 | this.EditorDocument.attachEvent("onselectionchange", Doc_OnSelectionChange ) ;
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| 213 |
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| 214 | //Enable editing
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| 215 | // this.EditorDocument.body.contentEditable = true ;
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| 216 | }
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| 217 |
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| 218 | FCK.InsertHtml = function( html )
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| 219 | {
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| 220 | html = FCKConfig.ProtectedSource.Protect( html ) ;
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| 221 | html = FCK.ProtectUrls( html ) ;
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| 222 |
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| 223 | FCK.Focus() ;
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| 224 |
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| 225 | FCKUndo.SaveUndoStep() ;
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| 226 |
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| 227 | // Gets the actual selection.
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| 228 | var oSel = FCK.EditorDocument.selection ;
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| 229 |
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| 230 | // Deletes the actual selection contents.
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| 231 | if ( oSel.type.toLowerCase() == 'control' )
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| 232 | oSel.clear() ;
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| 233 |
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| 234 | // Insert the HTML.
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| 235 | oSel.createRange().pasteHTML( html ) ;
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| 236 |
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| 237 | FCKDocumentProcessor.Process( FCK.EditorDocument ) ;
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| 238 | }
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| 239 |
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| 240 | FCK.SetInnerHtml = function( html ) // IE Only
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| 241 | {
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| 242 | var oDoc = FCK.EditorDocument ;
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| 243 | // Using the following trick, any comment in the begining of the HTML will
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| 244 | // be preserved.
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| 245 | oDoc.body.innerHTML = '<div id="__fakeFCKRemove__"> </div>' + html ;
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| 246 | oDoc.getElementById('__fakeFCKRemove__').removeNode( true ) ;
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| 247 | }
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| 248 |
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| 249 | var FCK_PreloadImages_Count = 0 ;
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| 250 | var FCK_PreloadImages_Images = new Array() ;
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| 251 |
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| 252 | function FCK_PreloadImages()
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| 253 | {
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| 254 | // Get the images to preload.
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| 255 | var aImages = FCKConfig.PreloadImages || [] ;
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| 256 |
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| 257 | if ( typeof( aImages ) == 'string' )
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| 258 | aImages = aImages.split( ';' ) ;
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| 259 |
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| 260 | // Add the skin icons strip.
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| 261 | aImages.push( FCKConfig.SkinPath + 'fck_strip.gif' ) ;
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| 262 |
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| 263 | FCK_PreloadImages_Count = aImages.length ;
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| 264 |
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| 265 | var aImageElements = new Array() ;
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| 266 |
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| 267 | for ( var i = 0 ; i < aImages.length ; i++ )
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| 268 | {
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| 269 | var eImg = document.createElement( 'img' ) ;
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| 270 | eImg.onload = eImg.onerror = FCK_PreloadImages_OnImage ;
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| 271 | eImg.src = aImages[i] ;
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| 272 |
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| 273 | FCK_PreloadImages_Images[i] = eImg ;
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| 274 | }
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| 275 | }
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| 276 |
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| 277 | function FCK_PreloadImages_OnImage()
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| 278 | {
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| 279 | if ( (--FCK_PreloadImages_Count) == 0 )
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| 280 | FCKTools.RunFunction( LoadToolbarSetup ) ;
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| 281 | }
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| 282 |
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| 283 | // Disable the context menu in the editor (outside the editing area).
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| 284 | function Document_OnContextMenu()
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| 285 | {
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| 286 | return ( event.srcElement._FCKShowContextMenu == true ) ;
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| 287 | }
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| 288 | document.oncontextmenu = Document_OnContextMenu ;
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| 289 |
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| 290 | function FCK_Cleanup()
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| 291 | {
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| 292 | this.EditorWindow = null ;
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| 293 | this.EditorDocument = null ;
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| 294 | } |
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