| | 1 | /* |
| | 2 | Copyright (c) 2003-2009, CKSource - Frederico Knabben. All rights reserved. |
| | 3 | For licensing, see LICENSE.html or http://ckeditor.com/license |
| | 4 | */ |
| | 5 | |
| | 6 | /** |
| | 7 | * @fileOverview The "maximize" plugin. Enable it will make the editor chrome |
| | 8 | * being maximized and fullfill the view size. Disable it restore |
| | 9 | * editor chrome into original size. |
| | 10 | */ |
| | 11 | |
| | 12 | ( function() |
| | 13 | { |
| | 14 | var body = CKEDITOR.document.getBody(); |
| | 15 | |
| | 16 | //Only one editor instance is allowed to be full screen at a time. |
| | 17 | var hasMaximized = false; |
| | 18 | |
| | 19 | function maximizeCommand(editor) |
| | 20 | { |
| | 21 | this.editor = editor; |
| | 22 | // elements along with styles. |
| | 23 | this.savedAttributes = []; |
| | 24 | // Keep track of the need-to-restore data |
| | 25 | this.restore = |
| | 26 | { |
| | 27 | // document content |
| | 28 | content : '', |
| | 29 | // selection range bookmark |
| | 30 | bookmark : null, |
| | 31 | // editor focus state |
| | 32 | focus : false, |
| | 33 | // scrollbar position |
| | 34 | scroll : null |
| | 35 | }; |
| | 36 | // Whether pending the restoring due to asynchroniz loading of |
| | 37 | // content. |
| | 38 | this.restorePending = false; |
| | 39 | } |
| | 40 | |
| | 41 | maximizeCommand.prototype = |
| | 42 | { |
| | 43 | /** |
| | 44 | * Save the css style of the element for later restoring. |
| | 45 | * |
| | 46 | * @param {CKEDITOR.dom.element} element |
| | 47 | */ |
| | 48 | saveStyles : function ( element ) |
| | 49 | { |
| | 50 | this.savedAttributes.push( { |
| | 51 | element : element, |
| | 52 | attributes : { |
| | 53 | 'class' : element.getAttribute( 'class' ), |
| | 54 | 'style' : element.getAttribute( 'style' ) |
| | 55 | } |
| | 56 | } ); |
| | 57 | }, |
| | 58 | |
| | 59 | /** |
| | 60 | * Restore the saved attributes for elements |
| | 61 | */ |
| | 62 | restoreAllStyles : function () |
| | 63 | { |
| | 64 | var i = 0, l = this.savedAttributes.length, attrs, element; |
| | 65 | var attrName, attribute; |
| | 66 | for ( ; i < l ; i++ ) |
| | 67 | { |
| | 68 | attrs = this.savedAttributes[ i ].attributes; |
| | 69 | element = this.savedAttributes[ i ].element; |
| | 70 | |
| | 71 | for ( attrName in attrs ) |
| | 72 | { |
| | 73 | if ( attrs[ attrName ] ) |
| | 74 | element.setAttribute( attrName, attrs[ attrName ] ); |
| | 75 | else |
| | 76 | element.removeAttribute( attrName ); |
| | 77 | } |
| | 78 | } |
| | 79 | }, |
| | 80 | |
| | 81 | /** |
| | 82 | * Alter the element style while keep record of the original styles. |
| | 83 | */ |
| | 84 | changeStyle : function ( element, styles ) |
| | 85 | { |
| | 86 | this.saveStyles( element ); |
| | 87 | element.setStyles( styles ); |
| | 88 | }, |
| | 89 | |
| | 90 | |
| | 91 | /** |
| | 92 | * Lift the whole editor to became the first child of body element, OR |
| | 93 | * restore the editor to it's original position. |
| | 94 | * @param {Boolean} isRestore |
| | 95 | */ |
| | 96 | moveEditor : function ( isRestore ) |
| | 97 | { |
| | 98 | var container = this.editor.container; |
| | 99 | |
| | 100 | if ( isRestore ) |
| | 101 | { |
| | 102 | // place right after the remembered previous sibling. |
| | 103 | container |
| | 104 | .insertAfter( this.lastPreviousSibling ); |
| | 105 | } |
| | 106 | else |
| | 107 | { |
| | 108 | this.lastPreviousSibling = this.editor.container.getPrevious(); |
| | 109 | body.append( this.editor.container, true ); |
| | 110 | } |
| | 111 | }, |
| | 112 | |
| | 113 | saveSelection : function () |
| | 114 | { |
| | 115 | if ( this.editor.mode == 'wysiwyg' ) |
| | 116 | { |
| | 117 | var editorFocus = this.editor.focusManager.hasFocus; |
| | 118 | |
| | 119 | // IE failed to create selection on editor blur |
| | 120 | if ( CKEDITOR.env.ie && !editorFocus ) |
| | 121 | return; |
| | 122 | |
| | 123 | var sel = this.editor.document.getSelection(); |
| | 124 | if ( sel ) |
| | 125 | { |
| | 126 | this.restore.bookmark = sel.createBookmarks( true ); |
| | 127 | this.restore.focus = editorFocus; |
| | 128 | } |
| | 129 | } |
| | 130 | }, |
| | 131 | |
| | 132 | restoreSelection : function () |
| | 133 | { |
| | 134 | if ( this.restore.bookmark && !this.restorePending ) |
| | 135 | { |
| | 136 | var sel = this.editor.document.getSelection(); |
| | 137 | if ( sel ) |
| | 138 | { |
| | 139 | sel.selectBookmarks( this.restore.bookmark ); |
| | 140 | |
| | 141 | if ( this.restore.focus ) |
| | 142 | { |
| | 143 | this.editor.focus(); |
| | 144 | this.editor.forceNextSelectionCheck(); |
| | 145 | } |
| | 146 | else |
| | 147 | this.editor.forceSelectionCheck(); |
| | 148 | |
| | 149 | delete this.restore.focus; |
| | 150 | delete this.restore.bookmark; |
| | 151 | } |
| | 152 | } |
| | 153 | }, |
| | 154 | |
| | 155 | saveContent : function () |
| | 156 | { |
| | 157 | // Kludge: Fix for Gecko and Webkit bug of iframe reloads when moved |
| | 158 | // around the DOM tree. |
| | 159 | if ( this.editor.mode == 'wysiwyg' && !CKEDITOR.env.ie ) |
| | 160 | { |
| | 161 | // Get the dirty content along with bookmark |
| | 162 | this.restore.content = this.editor.getSnapshot(); |
| | 163 | this.restorePending = true; |
| | 164 | } |
| | 165 | }, |
| | 166 | |
| | 167 | restoreContent : function () |
| | 168 | { |
| | 169 | if ( this.restore.content ) |
| | 170 | { |
| | 171 | this.editor.on( 'mode', function() |
| | 172 | { |
| | 173 | this.restorePending = false; |
| | 174 | this.restoreScrollPosition(); |
| | 175 | this.restoreSelection(); |
| | 176 | this.editor.removeListener( 'mode', arguments.callee ); |
| | 177 | delete this.restore.content; |
| | 178 | }, this ); |
| | 179 | |
| | 180 | // reload document content |
| | 181 | this.editor.setMode( 'wysiwyg', true, this.restore.content ); |
| | 182 | } |
| | 183 | }, |
| | 184 | |
| | 185 | getEditorElement : function() |
| | 186 | { |
| | 187 | var element = ( this.editor.mode == 'wysiwyg' ) ? |
| | 188 | this.editor.document.$.documentElement |
| | 189 | : this.editor.editarea; |
| | 190 | |
| | 191 | return element.$ || element; |
| | 192 | }, |
| | 193 | |
| | 194 | saveScrollPosition : function ( ) |
| | 195 | { |
| | 196 | if ( CKEDITOR.env.ie && this.editor.mode == 'wysiwyg' ) |
| | 197 | return; |
| | 198 | var element = this.getEditorElement(); |
| | 199 | this.restore.scroll = |
| | 200 | { |
| | 201 | 'element' : element, |
| | 202 | 'left' : element.scrollLeft + element.clientWidth, |
| | 203 | 'top' : element.scrollTop + element.clientHeight |
| | 204 | }; |
| | 205 | }, |
| | 206 | |
| | 207 | restoreScrollPosition : function () |
| | 208 | { |
| | 209 | if ( this.restore.scroll && !this.restorePending ) |
| | 210 | { |
| | 211 | var element = this.getEditorElement(); |
| | 212 | var translatedScroll = |
| | 213 | { |
| | 214 | 'left' : this.restore.scroll.left - element.clientWidth , |
| | 215 | 'top' : this.restore.scroll.top - element.clientHeight |
| | 216 | }; |
| | 217 | element.scrollLeft = translatedScroll.left; |
| | 218 | element.scrollTop = translatedScroll.top; |
| | 219 | |
| | 220 | delete this.restore.scroll; |
| | 221 | } |
| | 222 | }, |
| | 223 | |
| | 224 | save: function() |
| | 225 | { |
| | 226 | this.saveSelection(); |
| | 227 | this.saveContent(); |
| | 228 | this.saveScrollPosition(); |
| | 229 | }, |
| | 230 | |
| | 231 | recover : function() |
| | 232 | { |
| | 233 | this.restoreContent(); |
| | 234 | this.restoreScrollPosition(); |
| | 235 | this.restoreSelection(); |
| | 236 | }, |
| | 237 | |
| | 238 | exec : function( editor ) |
| | 239 | { |
| | 240 | |
| | 241 | if( this.state == CKEDITOR.TRISTATE_ON || !hasMaximized ) |
| | 242 | { |
| | 243 | this.save(); |
| | 244 | |
| | 245 | if ( this.state == CKEDITOR.TRISTATE_ON ) |
| | 246 | { |
| | 247 | this.moveEditor( true ); |
| | 248 | this.restoreAllStyles(); |
| | 249 | hasMaximized = false; |
| | 250 | } |
| | 251 | else |
| | 252 | { |
| | 253 | this.moveEditor(); |
| | 254 | // fix IE and Opera viewport scrolling |
| | 255 | if ( CKEDITOR.env.ie || CKEDITOR.env.opera ) |
| | 256 | { |
| | 257 | var view = new CKEDITOR.dom.element( |
| | 258 | CKEDITOR.document.$.documentElement ); |
| | 259 | this.changeStyle( view, { |
| | 260 | 'overflow' :'hidden' |
| | 261 | } ); |
| | 262 | } |
| | 263 | |
| | 264 | this.changeStyle( body, { |
| | 265 | 'top' : '0px', |
| | 266 | 'left' : '0px', |
| | 267 | 'height' : '100%', |
| | 268 | 'width' : '100%', |
| | 269 | 'overflow' : 'hidden', |
| | 270 | 'position' : 'absolute', |
| | 271 | 'margin' : '0px' |
| | 272 | } ); |
| | 273 | |
| | 274 | if ( CKEDITOR.env.webkit ) |
| | 275 | { |
| | 276 | this.changeStyle( editor.container, { |
| | 277 | 'position' : 'absolute', |
| | 278 | 'height' : '100%', |
| | 279 | 'width' : '100%', |
| | 280 | 'z-index' : '10' |
| | 281 | } ); |
| | 282 | } |
| | 283 | |
| | 284 | this.changeStyle( editor.container.getFirst(), { |
| | 285 | 'width' : '100%', |
| | 286 | // Kludge: Fix IE and Opera table over-height on fit parent. |
| | 287 | 'height' : ( ( CKEDITOR.env.ie && |
| | 288 | CKEDITOR.document.$.compatMode != 'BackCompat' ) |
| | 289 | || CKEDITOR.env.opera ) ? '90%' : '100%', |
| | 290 | 'z-index' : '10' |
| | 291 | } ); |
| | 292 | |
| | 293 | // Fix IE 'source' mode bug of #2764 |
| | 294 | if( editor.mode == 'source' && CKEDITOR.env.ie ) |
| | 295 | { |
| | 296 | var element = this.editor.editarea; |
| | 297 | this.changeStyle( element , { |
| | 298 | 'width' : element.getParent().$.clientWidth, |
| | 299 | 'height' : element.getParent().$.clientHeight |
| | 300 | } ); |
| | 301 | } |
| | 302 | |
| | 303 | hasMaximized = true; |
| | 304 | } |
| | 305 | } |
| | 306 | |
| | 307 | this.recover(); |
| | 308 | // refresh command state |
| | 309 | this.toggleState(); |
| | 310 | } |
| | 311 | }; |
| | 312 | |
| | 313 | CKEDITOR.plugins.add( 'maximize', |
| | 314 | { |
| | 315 | requires : [ 'editingblock' ], |
| | 316 | |
| | 317 | init : function( editor ) |
| | 318 | { |
| | 319 | editor.addCommand( 'maximize', new maximizeCommand( editor ) ); |
| | 320 | editor.ui.addButton( 'Maximize', { |
| | 321 | label : editor.lang.maximize, |
| | 322 | command : 'maximize' |
| | 323 | } ); |
| | 324 | |
| | 325 | if(editor.config.startupMaximize) |
| | 326 | { |
| | 327 | editor.on( 'mode', function() |
| | 328 | { |
| | 329 | // defer the execution to avoid DUP event registration in |
| | 330 | // event-handler. |
| | 331 | setTimeout( function() |
| | 332 | { |
| | 333 | editor.getCommand( 'maximize' ).exec(); |
| | 334 | }, 0 ); |
| | 335 | |
| | 336 | editor.removeListener( 'mode', arguments.callee ); |
| | 337 | }); |
| | 338 | } |
| | 339 | } |
| | 340 | }); |
| | 341 | |
| | 342 | })(); |
| | 343 | |
| | 344 | CKEDITOR.config.startupMaximize = false; |
