| | 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._ = |
| | 26 | { |
| | 27 | restore : |
| | 28 | { |
| | 29 | // document content |
| | 30 | content : '', |
| | 31 | // selection range bookmark |
| | 32 | bookmark : null, |
| | 33 | // editor focus state |
| | 34 | focus : false, |
| | 35 | // scrollbar position |
| | 36 | scroll : null |
| | 37 | } |
| | 38 | }; |
| | 39 | // Whether pending the restoring due to asynchroniz loading of |
| | 40 | // content. |
| | 41 | this.restorePending = false; |
| | 42 | } |
| | 43 | |
| | 44 | maximizeCommand.prototype = |
| | 45 | { |
| | 46 | /** |
| | 47 | * Save the css style of the element for later restoring. |
| | 48 | * |
| | 49 | * @param {CKEDITOR.dom.element} element |
| | 50 | */ |
| | 51 | saveStyles : function( element ) |
| | 52 | { |
| | 53 | this.savedAttributes.push( { |
| | 54 | element : element, |
| | 55 | attributes : { |
| | 56 | 'class' : element.getAttribute( 'class' ), |
| | 57 | 'style' : element.getAttribute( 'style' ) |
| | 58 | } |
| | 59 | } ); |
| | 60 | }, |
| | 61 | |
| | 62 | /** |
| | 63 | * _restore the saved attributes for elements |
| | 64 | */ |
| | 65 | restoreAllStyles : function() |
| | 66 | { |
| | 67 | var i = 0, l = this.savedAttributes.length, attrs, element; |
| | 68 | var attrName, attribute; |
| | 69 | for ( ; i < l ; i++ ) |
| | 70 | { |
| | 71 | attrs = this.savedAttributes[ i ].attributes; |
| | 72 | element = this.savedAttributes[ i ].element; |
| | 73 | |
| | 74 | for ( attrName in attrs ) |
| | 75 | { |
| | 76 | if ( attrs[ attrName ] ) |
| | 77 | element.setAttribute( attrName, attrs[ attrName ] ); |
| | 78 | else |
| | 79 | element.removeAttribute( attrName ); |
| | 80 | } |
| | 81 | } |
| | 82 | }, |
| | 83 | |
| | 84 | /** |
| | 85 | * Alter the element style while keep record of the original styles. |
| | 86 | */ |
| | 87 | changeStyle : function( element, styles ) |
| | 88 | { |
| | 89 | this.saveStyles( element ); |
| | 90 | element.setStyles( styles ); |
| | 91 | }, |
| | 92 | |
| | 93 | |
| | 94 | /** |
| | 95 | * Lift the whole editor to became the first child of body element, OR |
| | 96 | * _restore the editor to it's original position. |
| | 97 | * @param {Boolean} isRestore |
| | 98 | */ |
| | 99 | moveEditor : function( isRestore ) |
| | 100 | { |
| | 101 | var container = this.editor.container; |
| | 102 | |
| | 103 | if ( isRestore ) |
| | 104 | { |
| | 105 | // place right after the remembered previous sibling. |
| | 106 | container.insertAfter( this.lastPreviousSibling ); |
| | 107 | } |
| | 108 | else |
| | 109 | { |
| | 110 | this.lastPreviousSibling = this.editor.container.getPrevious(); |
| | 111 | body.append( this.editor.container, true ); |
| | 112 | } |
| | 113 | }, |
| | 114 | |
| | 115 | saveSelection : function() |
| | 116 | { |
| | 117 | if ( this.editor.mode == 'wysiwyg' ) |
| | 118 | { |
| | 119 | var editorFocus = this.editor.focusManager.hasFocus; |
| | 120 | |
| | 121 | // IE failed to create selection on editor blur |
| | 122 | if ( CKEDITOR.env.ie && !editorFocus ) |
| | 123 | return; |
| | 124 | |
| | 125 | var sel = this.editor.document.getSelection(); |
| | 126 | if ( sel ) |
| | 127 | { |
| | 128 | this._.restore.bookmark = sel.createBookmarks( true ); |
| | 129 | this._.restore.focus = editorFocus; |
| | 130 | } |
| | 131 | } |
| | 132 | }, |
| | 133 | |
| | 134 | restoreSelection : function() |
| | 135 | { |
| | 136 | if ( this._.restore.bookmark && !this.restorePending ) |
| | 137 | { |
| | 138 | var sel = this.editor.document.getSelection(); |
| | 139 | if ( sel ) |
| | 140 | { |
| | 141 | sel.selectBookmarks( this._.restore.bookmark ); |
| | 142 | |
| | 143 | if ( this._.restore.focus ) |
| | 144 | { |
| | 145 | this.editor.focus(); |
| | 146 | this.editor.forceNextSelectionCheck(); |
| | 147 | } |
| | 148 | else |
| | 149 | this.editor.checkSelection(); |
| | 150 | |
| | 151 | delete this._.restore.focus; |
| | 152 | delete this._.restore.bookmark; |
| | 153 | } |
| | 154 | } |
| | 155 | }, |
| | 156 | |
| | 157 | /** |
| | 158 | * Force reconstruct the current mode with the saved content. |
| | 159 | * @param {Object} data Content snapshot |
| | 160 | */ |
| | 161 | reloadMode : function( data ) |
| | 162 | { |
| | 163 | //Clear holder element |
| | 164 | var holderElement = this.editor.getThemeSpace( 'contents' ); |
| | 165 | holderElement.setHtml( '' ); |
| | 166 | // Reload current mode. |
| | 167 | var currentModeEditor = this.editor._.modes[ this.editor.mode ]; |
| | 168 | currentModeEditor.load( holderElement, data ); |
| | 169 | }, |
| | 170 | |
| | 171 | saveContent : function() |
| | 172 | { |
| | 173 | // Kludge: Fix for Gecko and Webkit bug of iframe reloads when moved |
| | 174 | // around the DOM tree. |
| | 175 | if ( this.editor.mode == 'wysiwyg' && !CKEDITOR.env.ie ) |
| | 176 | { |
| | 177 | // Get the dirty content along with bookmark |
| | 178 | this._.restore.content = this.editor.getSnapshot(); |
| | 179 | this.restorePending = true; |
| | 180 | } |
| | 181 | }, |
| | 182 | |
| | 183 | restoreContent : function() |
| | 184 | { |
| | 185 | if ( this._.restore.content ) |
| | 186 | { |
| | 187 | this.editor.on( 'mode', function() |
| | 188 | { |
| | 189 | this.restorePending = false; |
| | 190 | this.restoreScrollPosition(); |
| | 191 | this.restoreSelection(); |
| | 192 | this.editor.removeListener( 'mode', arguments.callee ); |
| | 193 | delete this._.restore.content; |
| | 194 | }, this ); |
| | 195 | |
| | 196 | // reload document content |
| | 197 | this.reloadMode( this._.restore.content ); |
| | 198 | } |
| | 199 | }, |
| | 200 | |
| | 201 | getEditorElement : function() |
| | 202 | { |
| | 203 | var element = ( this.editor.mode == 'wysiwyg' ) ? |
| | 204 | this.editor.document.$.documentElement |
| | 205 | : this.editor.sourceField; |
| | 206 | |
| | 207 | return element.$ || element; |
| | 208 | }, |
| | 209 | |
| | 210 | saveScrollPosition : function( ) |
| | 211 | { |
| | 212 | if ( CKEDITOR.env.ie && this.editor.mode == 'wysiwyg' ) |
| | 213 | return; |
| | 214 | var element = this.getEditorElement(); |
| | 215 | this._.restore.scroll = |
| | 216 | { |
| | 217 | 'element' : element, |
| | 218 | 'left' : element.scrollLeft + element.clientWidth, |
| | 219 | 'top' : element.scrollTop + element.clientHeight |
| | 220 | }; |
| | 221 | }, |
| | 222 | |
| | 223 | restoreScrollPosition : function() |
| | 224 | { |
| | 225 | if ( this._.restore.scroll && !this.restorePending ) |
| | 226 | { |
| | 227 | var element = this.getEditorElement(); |
| | 228 | var translatedScroll = |
| | 229 | { |
| | 230 | 'left' : this._.restore.scroll.left - element.clientWidth , |
| | 231 | 'top' : this._.restore.scroll.top - element.clientHeight |
| | 232 | }; |
| | 233 | element.scrollLeft = translatedScroll.left; |
| | 234 | element.scrollTop = translatedScroll.top; |
| | 235 | |
| | 236 | delete this._.restore.scroll; |
| | 237 | } |
| | 238 | }, |
| | 239 | |
| | 240 | save: function() |
| | 241 | { |
| | 242 | this.saveSelection(); |
| | 243 | this.saveContent(); |
| | 244 | this.saveScrollPosition(); |
| | 245 | }, |
| | 246 | |
| | 247 | restore : function() |
| | 248 | { |
| | 249 | this.restoreContent(); |
| | 250 | this.restoreScrollPosition(); |
| | 251 | this.restoreSelection(); |
| | 252 | }, |
| | 253 | |
| | 254 | exec : function( editor ) |
| | 255 | { |
| | 256 | |
| | 257 | if( this.state == CKEDITOR.TRISTATE_ON || !hasMaximized ) |
| | 258 | { |
| | 259 | this.save(); |
| | 260 | |
| | 261 | if ( this.state == CKEDITOR.TRISTATE_ON ) |
| | 262 | { |
| | 263 | this.moveEditor( true ); |
| | 264 | this.restoreAllStyles(); |
| | 265 | hasMaximized = false; |
| | 266 | } |
| | 267 | else |
| | 268 | { |
| | 269 | this.moveEditor(); |
| | 270 | // fix IE and Opera viewport scrolling |
| | 271 | if ( CKEDITOR.env.ie || CKEDITOR.env.opera ) |
| | 272 | { |
| | 273 | var view = new CKEDITOR.dom.element( |
| | 274 | CKEDITOR.document.$.documentElement ); |
| | 275 | this.changeStyle( view, { |
| | 276 | 'overflow' :'hidden' |
| | 277 | } ); |
| | 278 | } |
| | 279 | |
| | 280 | this.changeStyle( body, { |
| | 281 | 'top' : '0px', |
| | 282 | 'left' : '0px', |
| | 283 | 'height' : '100%', |
| | 284 | 'width' : '100%', |
| | 285 | 'overflow' : 'hidden', |
| | 286 | 'position' : 'absolute', |
| | 287 | 'margin' : '0px' |
| | 288 | } ); |
| | 289 | |
| | 290 | if ( CKEDITOR.env.webkit ) |
| | 291 | { |
| | 292 | this.changeStyle( editor.container, { |
| | 293 | 'position' : 'absolute', |
| | 294 | 'height' : '100%', |
| | 295 | 'width' : '100%', |
| | 296 | 'z-index' : '10' |
| | 297 | } ); |
| | 298 | } |
| | 299 | |
| | 300 | this.changeStyle( editor.container.getFirst(), { |
| | 301 | 'width' : '100%', |
| | 302 | // Kludge: Fix IE and Opera table over-height on fit parent. |
| | 303 | 'height' : ( ( CKEDITOR.env.ie && |
| | 304 | CKEDITOR.document.$.compatMode != 'BackCompat' ) |
| | 305 | || CKEDITOR.env.opera ) ? '90%' : '100%', |
| | 306 | 'z-index' : '10' |
| | 307 | } ); |
| | 308 | |
| | 309 | // Fix IE 'source' mode bug of #2764 |
| | 310 | if( editor.mode == 'source' && CKEDITOR.env.ie ) |
| | 311 | { |
| | 312 | var element = this.editor.sourceField; |
| | 313 | this.changeStyle( element , { |
| | 314 | 'width' : element.getParent().$.clientWidth, |
| | 315 | 'height' : element.getParent().$.clientHeight |
| | 316 | } ); |
| | 317 | } |
| | 318 | |
| | 319 | hasMaximized = true; |
| | 320 | } |
| | 321 | } |
| | 322 | |
| | 323 | this.restore(); |
| | 324 | // refresh command state |
| | 325 | this.toggleState(); |
| | 326 | } |
| | 327 | }; |
| | 328 | |
| | 329 | CKEDITOR.plugins.add( 'maximize', |
| | 330 | { |
| | 331 | requires : [ 'editingblock' ], |
| | 332 | |
| | 333 | init : function( editor ) |
| | 334 | { |
| | 335 | editor.addCommand( 'maximize', new maximizeCommand( editor ) ); |
| | 336 | editor.ui.addButton( 'Maximize', { |
| | 337 | label : editor.lang.maximize, |
| | 338 | command : 'maximize' |
| | 339 | } ); |
| | 340 | |
| | 341 | if( editor.config.startupMaximize ) |
| | 342 | { |
| | 343 | editor.on( 'mode', function() |
| | 344 | { |
| | 345 | // defer the execution to avoid DUP event registration in |
| | 346 | // event-handler. |
| | 347 | setTimeout( function() |
| | 348 | { |
| | 349 | editor.getCommand( 'maximize' ).exec(); |
| | 350 | }, 0 ); |
| | 351 | |
| | 352 | editor.removeListener( 'mode', arguments.callee ); |
| | 353 | } ); |
| | 354 | } |
| | 355 | } |
| | 356 | }); |
| | 357 | |
| | 358 | })(); |
| | 359 | |
| | 360 | CKEDITOR.config.startupMaximize = false; |
| | 361 | No newline at end of file |
