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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