| | 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 "fitwindow" 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 doc = new CKEDITOR.dom.document( document ), bodyEl = doc.getBody(); |
| | 15 | |
| | 16 | //Only one editor instance is allowed to be full screen at a time. |
| | 17 | var hasMaximized = false; |
| | 18 | |
| | 19 | function fitWindowCommand(editor) |
| | 20 | { |
| | 21 | this.editor = editor; |
| | 22 | CKEDITOR.tools.extend(this, |
| | 23 | { |
| | 24 | // elements along with styles. |
| | 25 | savedAttributes: [], |
| | 26 | // Keep track of the need-to-restore data |
| | 27 | restore: |
| | 28 | { |
| | 29 | // document content |
| | 30 | content: '', |
| | 31 | // selection range bookmark |
| | 32 | bookmark: null, |
| | 33 | // scrollbar position |
| | 34 | scroll: null |
| | 35 | }, |
| | 36 | // Whether pending the restoring due to asynchroniz loading of |
| | 37 | // content. |
| | 38 | restorePending: false |
| | 39 | }); |
| | 40 | } |
| | 41 | |
| | 42 | fitWindowCommand.prototype = |
| | 43 | { |
| | 44 | /** |
| | 45 | * Save the css style of the element for later restoring. |
| | 46 | * |
| | 47 | * @param {CKEDITOR.dom.element} element |
| | 48 | */ |
| | 49 | saveStyles : function ( element ) |
| | 50 | { |
| | 51 | this.savedAttributes.push( { |
| | 52 | element : element, |
| | 53 | attributes : { |
| | 54 | 'class' : element.getAttribute( 'class' ), |
| | 55 | 'style' : element.getAttribute( 'style' ) |
| | 56 | } |
| | 57 | } ); |
| | 58 | }, |
| | 59 | |
| | 60 | /** |
| | 61 | * Restore the saved attributes for elements |
| | 62 | */ |
| | 63 | restoreAllStyles : function () |
| | 64 | { |
| | 65 | var i = 0, l = this.savedAttributes.length, attrs, element; |
| | 66 | var attrName, attribute; |
| | 67 | for ( ; i < l ; i++ ) |
| | 68 | { |
| | 69 | attrs = this.savedAttributes[ i ].attributes; |
| | 70 | element = this.savedAttributes[ i ].element; |
| | 71 | |
| | 72 | for ( attrName in attrs ) |
| | 73 | { |
| | 74 | if ( attrs[ attrName ] ) |
| | 75 | element.setAttribute( attrName, attrs[ attrName ] ); |
| | 76 | else |
| | 77 | element.removeAttribute( attrName ); |
| | 78 | } |
| | 79 | } |
| | 80 | }, |
| | 81 | |
| | 82 | /** |
| | 83 | * Alter the element style while keep record of the original styles. |
| | 84 | */ |
| | 85 | changeStyle : function ( element, styles ) |
| | 86 | { |
| | 87 | this.saveStyles( element ); |
| | 88 | element.setStyles( styles ); |
| | 89 | }, |
| | 90 | |
| | 91 | |
| | 92 | /** |
| | 93 | * Lift the whole editor to became the first child of body element, |
| | 94 | * OR restore the editor to it's original position. |
| | 95 | * @param {Boolean} |
| | 96 | * isRestore |
| | 97 | */ |
| | 98 | moveEditor : function ( isRestore ) |
| | 99 | { |
| | 100 | var ctEl = this.editor.container; |
| | 101 | |
| | 102 | if ( isRestore ) |
| | 103 | { |
| | 104 | // place right after the CKeditor replacing element. |
| | 105 | ctEl |
| | 106 | .insertAfter( CKEDITOR.document.getById( this.editor.name ) ); |
| | 107 | } |
| | 108 | else |
| | 109 | { |
| | 110 | bodyEl.append( this.editor.container, true ); |
| | 111 | } |
| | 112 | }, |
| | 113 | |
| | 114 | saveSelection : function () |
| | 115 | { |
| | 116 | if ( this.editor.mode === 'wysiwyg' ) |
| | 117 | { |
| | 118 | var sel = this.editor.document.getSelection(); |
| | 119 | if ( sel ) |
| | 120 | { |
| | 121 | this.restore.bookmark = sel.createBookmarks( true ); |
| | 122 | } |
| | 123 | } |
| | 124 | }, |
| | 125 | |
| | 126 | restoreSelection : function () |
| | 127 | { |
| | 128 | if ( this.restore.bookmark && !this.restorePending ) |
| | 129 | { |
| | 130 | var sel = this.editor.document.getSelection(); |
| | 131 | if ( sel ) |
| | 132 | { |
| | 133 | sel.selectBookmarks( this.restore.bookmark ); |
| | 134 | delete this.restore.bookmark; |
| | 135 | } |
| | 136 | } |
| | 137 | }, |
| | 138 | |
| | 139 | saveContent : function () |
| | 140 | { |
| | 141 | // Kludge: Fix for Gecko and Webkit bug of iframe reloads when moved |
| | 142 | // around the DOM tree. |
| | 143 | if ( this.editor.mode === 'wysiwyg' |
| | 144 | && ( CKEDITOR.env.gecko || CKEDITOR.env.webkit ) ) |
| | 145 | { |
| | 146 | // Get the dirty content along with bookmark |
| | 147 | this.restore.content = this.editor.getSnapshot(); |
| | 148 | this.restorePending = true; |
| | 149 | } |
| | 150 | }, |
| | 151 | |
| | 152 | restoreContent : function () |
| | 153 | { |
| | 154 | if ( this.restore.content ) |
| | 155 | { |
| | 156 | this.editor.on( 'mode', function() |
| | 157 | { |
| | 158 | this.restorePending = false; |
| | 159 | this.restoreScrollPosition(); |
| | 160 | this.restoreSelection(); |
| | 161 | this.editor.removeListener( 'mode', arguments.callee ); |
| | 162 | delete this.restore.content; |
| | 163 | }, this ); |
| | 164 | |
| | 165 | // reload document content |
| | 166 | this.editor.setMode( 'wysiwyg', true, this.restore.content ); |
| | 167 | } |
| | 168 | }, |
| | 169 | |
| | 170 | saveScrollPosition : function ( ) |
| | 171 | { |
| | 172 | if ( CKEDITOR.env.ie && this.editor.mode === 'wysiwyg' ) |
| | 173 | return; |
| | 174 | var element = ( this.editor.mode === 'wysiwyg' )? |
| | 175 | this.editor.document.$.documentElement : |
| | 176 | this.editor._.modes.source._.getTextArea(); |
| | 177 | |
| | 178 | element = element.$ || element; |
| | 179 | this.restore.scroll = { |
| | 180 | 'element' : element, |
| | 181 | 'left' : element.scrollLeft + element.clientWidth, |
| | 182 | 'top' : element.scrollTop + element.clientHeight |
| | 183 | }; |
| | 184 | }, |
| | 185 | |
| | 186 | restoreScrollPosition : function () |
| | 187 | { |
| | 188 | if(this.restore.scroll && !this.restorePending) |
| | 189 | { |
| | 190 | console.debug('mode1'+this.editor.mode); |
| | 191 | var element = ( this.editor.mode === 'wysiwyg' ) ? |
| | 192 | this.editor.document.$.documentElement : |
| | 193 | this.editor._.modes.source._.getTextArea(); |
| | 194 | element = element.$ || element; |
| | 195 | var translatedScroll = |
| | 196 | { |
| | 197 | 'left' : ( this.restore.scroll.left - element.clientWidth ), |
| | 198 | 'top' : ( this.restore.scroll.top - element.clientHeight ) |
| | 199 | }; |
| | 200 | element.scrollLeft = translatedScroll.left; |
| | 201 | element.scrollTop = translatedScroll.top; |
| | 202 | delete this.restore.scroll; |
| | 203 | } |
| | 204 | }, |
| | 205 | |
| | 206 | onSave: function() |
| | 207 | { |
| | 208 | this.saveSelection(); |
| | 209 | this.saveContent(); |
| | 210 | this.saveScrollPosition(); |
| | 211 | }, |
| | 212 | onRestore : function() |
| | 213 | { |
| | 214 | this.restoreContent(); |
| | 215 | this.restoreScrollPosition(); |
| | 216 | this.restoreSelection(); |
| | 217 | }, |
| | 218 | exec : function( editor ) |
| | 219 | { |
| | 220 | if ( ! ( this.state === CKEDITOR.TRISTATE_DISABLED ) ) |
| | 221 | { |
| | 222 | //Begin to tranform |
| | 223 | if ( this.state === CKEDITOR.TRISTATE_OFF && !hasMaximized ) |
| | 224 | { |
| | 225 | this.onSave(); |
| | 226 | this.moveEditor(); |
| | 227 | |
| | 228 | // fix IE viewport scrolling |
| | 229 | if ( CKEDITOR.env.ie ) |
| | 230 | { |
| | 231 | |
| | 232 | var view = new CKEDITOR.dom.element( doc.$.documentElement ); |
| | 233 | this.changeStyle( view, { |
| | 234 | 'overflow' :'hidden' |
| | 235 | } ); |
| | 236 | } |
| | 237 | |
| | 238 | this.changeStyle( bodyEl, { |
| | 239 | 'top' : '0px', |
| | 240 | 'left' : '0px', |
| | 241 | 'height' : '100%', |
| | 242 | 'width' : '100%', |
| | 243 | 'overflow' : 'hidden', |
| | 244 | 'position' : 'absolute', |
| | 245 | 'margin' : '0px' |
| | 246 | } ); |
| | 247 | |
| | 248 | if ( CKEDITOR.env.webkit ) |
| | 249 | { |
| | 250 | this.changeStyle( editor.container, { |
| | 251 | 'position' : 'absolute', |
| | 252 | 'height' : '100%', |
| | 253 | 'width' : '100%', |
| | 254 | 'z-index' : '10' |
| | 255 | } ); |
| | 256 | } |
| | 257 | |
| | 258 | this.changeStyle( editor.container.getFirst(), { |
| | 259 | 'width' : '100%', |
| | 260 | // Kludge: Fix IE table over-height on fit parent. |
| | 261 | 'height' : CKEDITOR.env.ie ? '90%' : '100%', |
| | 262 | 'z-index' : '10' |
| | 263 | } ); |
| | 264 | |
| | 265 | // Fix IE 'source' mode bug of #2764 |
| | 266 | if( editor.mode == 'source' && CKEDITOR.env.ie ) |
| | 267 | { |
| | 268 | var editareaEl = this.editor._.modes.source._.getTextArea(); |
| | 269 | this.changeStyle( editareaEl, { |
| | 270 | 'width' : editareaEl.getParent().$.clientWidth, |
| | 271 | 'height' : editareaEl.getParent().$.clientHeight |
| | 272 | } ); |
| | 273 | } |
| | 274 | |
| | 275 | this.onRestore(); |
| | 276 | hasMaximized = true; |
| | 277 | // refresh command state |
| | 278 | this.toggleState(); |
| | 279 | } |
| | 280 | else if( this.state === CKEDITOR.TRISTATE_ON ) |
| | 281 | { |
| | 282 | this.onSave(); |
| | 283 | this.moveEditor( true ); |
| | 284 | this.restoreAllStyles(); |
| | 285 | this.onRestore(); |
| | 286 | hasMaximized = false; |
| | 287 | // refresh command state |
| | 288 | this.toggleState(); |
| | 289 | } |
| | 290 | } |
| | 291 | } |
| | 292 | }; |
| | 293 | |
| | 294 | CKEDITOR.plugins.add( 'fitwindow', |
| | 295 | { |
| | 296 | requires : [ 'editingblock' ], |
| | 297 | |
| | 298 | init : function( editor ) |
| | 299 | { |
| | 300 | editor.addCommand( 'fitwindow', new fitWindowCommand( editor ) ); |
| | 301 | editor.ui.addButton( 'Maximize', { |
| | 302 | lablel :editor.lang.fitWindow, |
| | 303 | command :'fitwindow' |
| | 304 | } ); |
| | 305 | |
| | 306 | if(editor.config.startupFitWindow) |
| | 307 | { |
| | 308 | editor.on( 'mode', function() |
| | 309 | { |
| | 310 | // defer the execution to avoid DUP event registration in |
| | 311 | // event-handler. |
| | 312 | CKEDITOR.tools.setTimeout( function() |
| | 313 | { |
| | 314 | editor.getCommand( 'fitwindow' ).exec(); |
| | 315 | }, 0 ); |
| | 316 | |
| | 317 | editor.removeListener( 'mode', arguments.callee ); |
| | 318 | }); |
| | 319 | } |
| | 320 | } |
| | 321 | }); |
| | 322 | |
| | 323 | })(); |
| | 324 | |
| | 325 | CKEDITOR.tools.extend( CKEDITOR.config, |
| | 326 | { |
| | 327 | startupFitWindow : false |
| | 328 | } );\ No newline at end of file |
