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1 | /** | |
2 | * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved. | |
3 | * For licensing, see LICENSE.md or http://ckeditor.com/license | |
4 | */ | |
5 | ||
6 | /** | |
7 | * @fileOverview Defines the {@link CKEDITOR.dom.element} class, which | |
8 | * represents a DOM element. | |
9 | */ | |
10 | ||
11 | /** | |
12 | * Represents a DOM element. | |
13 | * | |
14 | * // Create a new <span> element. | |
15 | * var element = new CKEDITOR.dom.element( 'span' ); | |
16 | * | |
17 | * // Create an element based on a native DOM element. | |
18 | * var element = new CKEDITOR.dom.element( document.getElementById( 'myId' ) ); | |
19 | * | |
20 | * @class | |
21 | * @extends CKEDITOR.dom.node | |
22 | * @constructor Creates an element class instance. | |
23 | * @param {Object/String} element A native DOM element or the element name for | |
24 | * new elements. | |
25 | * @param {CKEDITOR.dom.document} [ownerDocument] The document that will contain | |
26 | * the element in case of element creation. | |
27 | */ | |
28 | CKEDITOR.dom.element = function( element, ownerDocument ) { | |
29 | if ( typeof element == 'string' ) | |
30 | element = ( ownerDocument ? ownerDocument.$ : document ).createElement( element ); | |
31 | ||
32 | // Call the base constructor (we must not call CKEDITOR.dom.node). | |
33 | CKEDITOR.dom.domObject.call( this, element ); | |
34 | }; | |
35 | ||
36 | // PACKAGER_RENAME( CKEDITOR.dom.element ) | |
37 | /** | |
38 | * The the {@link CKEDITOR.dom.element} representing and element. If the | |
39 | * element is a native DOM element, it will be transformed into a valid | |
40 | * CKEDITOR.dom.element object. | |
41 | * | |
42 | * var element = new CKEDITOR.dom.element( 'span' ); | |
43 | * alert( element == CKEDITOR.dom.element.get( element ) ); // true | |
44 | * | |
45 | * var element = document.getElementById( 'myElement' ); | |
46 | * alert( CKEDITOR.dom.element.get( element ).getName() ); // (e.g.) 'p' | |
47 | * | |
48 | * @static | |
49 | * @param {String/Object} element Element's id or name or native DOM element. | |
50 | * @returns {CKEDITOR.dom.element} The transformed element. | |
51 | */ | |
52 | CKEDITOR.dom.element.get = function( element ) { | |
53 | var el = typeof element == 'string' ? document.getElementById( element ) || document.getElementsByName( element )[ 0 ] : element; | |
54 | ||
55 | return el && ( el.$ ? el : new CKEDITOR.dom.element( el ) ); | |
56 | }; | |
57 | ||
58 | CKEDITOR.dom.element.prototype = new CKEDITOR.dom.node(); | |
59 | ||
60 | /** | |
61 | * Creates an instance of the {@link CKEDITOR.dom.element} class based on the | |
62 | * HTML representation of an element. | |
63 | * | |
64 | * var element = CKEDITOR.dom.element.createFromHtml( '<strong class="anyclass">My element</strong>' ); | |
65 | * alert( element.getName() ); // 'strong' | |
66 | * | |
67 | * @static | |
68 | * @param {String} html The element HTML. It should define only one element in | |
69 | * the "root" level. The "root" element can have child nodes, but not siblings. | |
70 | * @returns {CKEDITOR.dom.element} The element instance. | |
71 | */ | |
72 | CKEDITOR.dom.element.createFromHtml = function( html, ownerDocument ) { | |
73 | var temp = new CKEDITOR.dom.element( 'div', ownerDocument ); | |
74 | temp.setHtml( html ); | |
75 | ||
76 | // When returning the node, remove it from its parent to detach it. | |
77 | return temp.getFirst().remove(); | |
78 | }; | |
79 | ||
80 | /** | |
81 | * Sets {@link CKEDITOR.dom.element#setCustomData custom data} on an element in a way that it is later | |
82 | * possible to {@link #clearAllMarkers clear all data} set on all elements sharing the same database. | |
83 | * | |
84 | * This mechanism is very useful when processing some portion of DOM. All markers can later be removed | |
85 | * by calling the {@link #clearAllMarkers} method, hence markers will not leak to second pass of this algorithm. | |
86 | * | |
87 | * var database = {}; | |
88 | * CKEDITOR.dom.element.setMarker( database, element1, 'foo', 'bar' ); | |
89 | * CKEDITOR.dom.element.setMarker( database, element2, 'oof', [ 1, 2, 3 ] ); | |
90 | * | |
91 | * element1.getCustomData( 'foo' ); // 'bar' | |
92 | * element2.getCustomData( 'oof' ); // [ 1, 2, 3 ] | |
93 | * | |
94 | * CKEDITOR.dom.element.clearAllMarkers( database ); | |
95 | * | |
96 | * element1.getCustomData( 'foo' ); // null | |
97 | * | |
98 | * @static | |
99 | * @param {Object} database | |
100 | * @param {CKEDITOR.dom.element} element | |
101 | * @param {String} name | |
102 | * @param {Object} value | |
103 | * @returns {CKEDITOR.dom.element} The element. | |
104 | */ | |
105 | CKEDITOR.dom.element.setMarker = function( database, element, name, value ) { | |
106 | var id = element.getCustomData( 'list_marker_id' ) || ( element.setCustomData( 'list_marker_id', CKEDITOR.tools.getNextNumber() ).getCustomData( 'list_marker_id' ) ), | |
107 | markerNames = element.getCustomData( 'list_marker_names' ) || ( element.setCustomData( 'list_marker_names', {} ).getCustomData( 'list_marker_names' ) ); | |
108 | database[ id ] = element; | |
109 | markerNames[ name ] = 1; | |
110 | ||
111 | return element.setCustomData( name, value ); | |
112 | }; | |
113 | ||
114 | /** | |
115 | * Removes all markers added using this database. See the {@link #setMarker} method for more information. | |
116 | * | |
117 | * @param {Object} database | |
118 | * @static | |
119 | */ | |
120 | CKEDITOR.dom.element.clearAllMarkers = function( database ) { | |
121 | for ( var i in database ) | |
122 | CKEDITOR.dom.element.clearMarkers( database, database[ i ], 1 ); | |
123 | }; | |
124 | ||
125 | /** | |
126 | * Removes all markers added to this element and removes it from the database if | |
127 | * `removeFromDatabase` was passed. See the {@link #setMarker} method for more information. | |
128 | * | |
129 | * var database = {}; | |
130 | * CKEDITOR.dom.element.setMarker( database, element1, 'foo', 'bar' ); | |
131 | * CKEDITOR.dom.element.setMarker( database, element2, 'oof', [ 1, 2, 3 ] ); | |
132 | * | |
133 | * element1.getCustomData( 'foo' ); // 'bar' | |
134 | * element2.getCustomData( 'oof' ); // [ 1, 2, 3 ] | |
135 | * | |
136 | * CKEDITOR.dom.element.clearMarkers( database, element1, true ); | |
137 | * | |
138 | * element1.getCustomData( 'foo' ); // null | |
139 | * element2.getCustomData( 'oof' ); // [ 1, 2, 3 ] | |
140 | * | |
141 | * @param {Object} database | |
142 | * @static | |
143 | */ | |
144 | CKEDITOR.dom.element.clearMarkers = function( database, element, removeFromDatabase ) { | |
145 | var names = element.getCustomData( 'list_marker_names' ), | |
146 | id = element.getCustomData( 'list_marker_id' ); | |
147 | for ( var i in names ) | |
148 | element.removeCustomData( i ); | |
149 | element.removeCustomData( 'list_marker_names' ); | |
150 | if ( removeFromDatabase ) { | |
151 | element.removeCustomData( 'list_marker_id' ); | |
152 | delete database[ id ]; | |
153 | } | |
154 | }; | |
155 | ||
156 | ( function() { | |
157 | var elementsClassList = document.createElement( '_' ).classList, | |
158 | supportsClassLists = typeof elementsClassList !== 'undefined' && String( elementsClassList.add ).match( /\[Native code\]/gi ) !== null, | |
159 | rclass = /[\n\t\r]/g; | |
160 | ||
161 | function hasClass( classNames, className ) { | |
162 | // Source: jQuery. | |
163 | return ( ' ' + classNames + ' ' ).replace( rclass, ' ' ).indexOf( ' ' + className + ' ' ) > -1; | |
164 | } | |
165 | ||
166 | CKEDITOR.tools.extend( CKEDITOR.dom.element.prototype, { | |
167 | /** | |
168 | * The node type. This is a constant value set to {@link CKEDITOR#NODE_ELEMENT}. | |
169 | * | |
170 | * @readonly | |
171 | * @property {Number} [=CKEDITOR.NODE_ELEMENT] | |
172 | */ | |
173 | type: CKEDITOR.NODE_ELEMENT, | |
174 | ||
175 | /** | |
176 | * Adds a CSS class to the element. It appends the class to the | |
177 | * already existing names. | |
178 | * | |
179 | * var element = new CKEDITOR.dom.element( 'div' ); | |
180 | * element.addClass( 'classA' ); // <div class="classA"> | |
181 | * element.addClass( 'classB' ); // <div class="classA classB"> | |
182 | * element.addClass( 'classA' ); // <div class="classA classB"> | |
183 | * | |
184 | * **Note:** Since CKEditor 4.5 this method cannot be used with multiple classes (`'classA classB'`). | |
185 | * | |
186 | * @chainable | |
187 | * @method addClass | |
188 | * @param {String} className The name of the class to be added. | |
189 | */ | |
190 | addClass: supportsClassLists ? | |
191 | function( className ) { | |
192 | this.$.classList.add( className ); | |
193 | ||
194 | return this; | |
195 | } : function( className ) { | |
196 | var c = this.$.className; | |
197 | if ( c ) { | |
198 | if ( !hasClass( c, className ) ) | |
199 | c += ' ' + className; | |
200 | } | |
201 | this.$.className = c || className; | |
202 | ||
203 | return this; | |
204 | }, | |
205 | ||
206 | /** | |
207 | * Removes a CSS class name from the elements classes. Other classes | |
208 | * remain untouched. | |
209 | * | |
210 | * var element = new CKEDITOR.dom.element( 'div' ); | |
211 | * element.addClass( 'classA' ); // <div class="classA"> | |
212 | * element.addClass( 'classB' ); // <div class="classA classB"> | |
213 | * element.removeClass( 'classA' ); // <div class="classB"> | |
214 | * element.removeClass( 'classB' ); // <div> | |
215 | * | |
216 | * @chainable | |
217 | * @method removeClass | |
218 | * @param {String} className The name of the class to remove. | |
219 | */ | |
220 | removeClass: supportsClassLists ? | |
221 | function( className ) { | |
222 | var $ = this.$; | |
223 | $.classList.remove( className ); | |
224 | ||
225 | if ( !$.className ) | |
226 | $.removeAttribute( 'class' ); | |
227 | ||
228 | return this; | |
229 | } : function( className ) { | |
230 | var c = this.getAttribute( 'class' ); | |
231 | if ( c && hasClass( c, className ) ) { | |
232 | c = c | |
233 | .replace( new RegExp( '(?:^|\\s+)' + className + '(?=\\s|$)' ), '' ) | |
234 | .replace( /^\s+/, '' ); | |
235 | ||
236 | if ( c ) | |
237 | this.setAttribute( 'class', c ); | |
238 | else | |
239 | this.removeAttribute( 'class' ); | |
240 | } | |
241 | ||
242 | return this; | |
243 | }, | |
244 | ||
245 | /** | |
246 | * Checks if element has class name. | |
247 | * | |
248 | * @param {String} className | |
249 | * @returns {Boolean} | |
250 | */ | |
251 | hasClass: function( className ) { | |
252 | return hasClass( this.$.className, className ); | |
253 | }, | |
254 | ||
255 | /** | |
256 | * Append a node as a child of this element. | |
257 | * | |
258 | * var p = new CKEDITOR.dom.element( 'p' ); | |
259 | * | |
260 | * var strong = new CKEDITOR.dom.element( 'strong' ); | |
261 | * p.append( strong ); | |
262 | * | |
263 | * var em = p.append( 'em' ); | |
264 | * | |
265 | * // Result: '<p><strong></strong><em></em></p>' | |
266 | * | |
267 | * @param {CKEDITOR.dom.node/String} node The node or element name to be appended. | |
268 | * @param {Boolean} [toStart=false] Indicates that the element is to be appended at the start. | |
269 | * @returns {CKEDITOR.dom.node} The appended node. | |
270 | */ | |
271 | append: function( node, toStart ) { | |
272 | if ( typeof node == 'string' ) | |
273 | node = this.getDocument().createElement( node ); | |
274 | ||
275 | if ( toStart ) | |
276 | this.$.insertBefore( node.$, this.$.firstChild ); | |
277 | else | |
278 | this.$.appendChild( node.$ ); | |
279 | ||
280 | return node; | |
281 | }, | |
282 | ||
283 | /** | |
284 | * Append HTML as a child(ren) of this element. | |
285 | * | |
286 | * @param {String} html | |
287 | */ | |
288 | appendHtml: function( html ) { | |
289 | if ( !this.$.childNodes.length ) | |
290 | this.setHtml( html ); | |
291 | else { | |
292 | var temp = new CKEDITOR.dom.element( 'div', this.getDocument() ); | |
293 | temp.setHtml( html ); | |
294 | temp.moveChildren( this ); | |
295 | } | |
296 | }, | |
297 | ||
298 | /** | |
299 | * Append text to this element. | |
300 | * | |
301 | * var p = new CKEDITOR.dom.element( 'p' ); | |
302 | * p.appendText( 'This is' ); | |
303 | * p.appendText( ' some text' ); | |
304 | * | |
305 | * // Result: '<p>This is some text</p>' | |
306 | * | |
307 | * @param {String} text The text to be appended. | |
308 | */ | |
309 | appendText: function( text ) { | |
310 | // On IE8 it is impossible to append node to script tag, so we use its text. | |
311 | // On the contrary, on Safari the text property is unpredictable in links. (http://dev.ckeditor.com/ticket/13232) | |
312 | if ( this.$.text != null && CKEDITOR.env.ie && CKEDITOR.env.version < 9 ) | |
313 | this.$.text += text; | |
314 | else | |
315 | this.append( new CKEDITOR.dom.text( text ) ); | |
316 | }, | |
317 | ||
318 | /** | |
319 | * Appends a `<br>` filler element to this element if the filler is not present already. | |
320 | * By default filler is appended only if {@link CKEDITOR.env#needsBrFiller} is `true`, | |
321 | * however when `force` is set to `true` filler will be appended regardless of the environment. | |
322 | * | |
323 | * @param {Boolean} [force] Append filler regardless of the environment. | |
324 | */ | |
325 | appendBogus: function( force ) { | |
326 | if ( !force && !CKEDITOR.env.needsBrFiller ) | |
327 | return; | |
328 | ||
329 | var lastChild = this.getLast(); | |
330 | ||
331 | // Ignore empty/spaces text. | |
332 | while ( lastChild && lastChild.type == CKEDITOR.NODE_TEXT && !CKEDITOR.tools.rtrim( lastChild.getText() ) ) | |
333 | lastChild = lastChild.getPrevious(); | |
334 | if ( !lastChild || !lastChild.is || !lastChild.is( 'br' ) ) { | |
335 | var bogus = this.getDocument().createElement( 'br' ); | |
336 | ||
337 | CKEDITOR.env.gecko && bogus.setAttribute( 'type', '_moz' ); | |
338 | ||
339 | this.append( bogus ); | |
340 | } | |
341 | }, | |
342 | ||
343 | /** | |
344 | * Breaks one of the ancestor element in the element position, moving | |
345 | * this element between the broken parts. | |
346 | * | |
347 | * // Before breaking: | |
348 | * // <b>This <i>is some<span /> sample</i> test text</b> | |
349 | * // If "element" is <span /> and "parent" is <i>: | |
350 | * // <b>This <i>is some</i><span /><i> sample</i> test text</b> | |
351 | * element.breakParent( parent ); | |
352 | * | |
353 | * // Before breaking: | |
354 | * // <b>This <i>is some<span /> sample</i> test text</b> | |
355 | * // If "element" is <span /> and "parent" is <b>: | |
356 | * // <b>This <i>is some</i></b><span /><b><i> sample</i> test text</b> | |
357 | * element.breakParent( parent ); | |
358 | * | |
359 | * @param {CKEDITOR.dom.element} parent The anscestor element to get broken. | |
360 | * @param {Boolean} [cloneId=false] Whether to preserve ancestor ID attributes while breaking. | |
361 | */ | |
362 | breakParent: function( parent, cloneId ) { | |
363 | var range = new CKEDITOR.dom.range( this.getDocument() ); | |
364 | ||
365 | // We'll be extracting part of this element, so let's use our | |
366 | // range to get the correct piece. | |
367 | range.setStartAfter( this ); | |
368 | range.setEndAfter( parent ); | |
369 | ||
370 | // Extract it. | |
371 | var docFrag = range.extractContents( false, cloneId || false ), | |
372 | tmpElement, | |
373 | current; | |
374 | ||
375 | // Move the element outside the broken element. | |
376 | range.insertNode( this.remove() ); | |
377 | ||
378 | // In case of Internet Explorer, we must check if there is no background-color | |
379 | // added to the element. In such case, we have to overwrite it to prevent "switching it off" | |
380 | // by a browser (http://dev.ckeditor.com/ticket/14667). | |
381 | if ( CKEDITOR.env.ie && !CKEDITOR.env.edge ) { | |
382 | tmpElement = new CKEDITOR.dom.element( 'div' ); | |
383 | ||
384 | while ( current = docFrag.getFirst() ) { | |
385 | if ( current.$.style.backgroundColor ) { | |
386 | // This is a necessary hack to make sure that IE will track backgroundColor CSS property, see | |
387 | // http://dev.ckeditor.com/ticket/14667#comment:8 for more details. | |
388 | current.$.style.backgroundColor = current.$.style.backgroundColor; | |
389 | } | |
390 | ||
391 | tmpElement.append( current ); | |
392 | } | |
393 | ||
394 | // Re-insert the extracted piece after the element. | |
395 | tmpElement.insertAfter( this ); | |
396 | tmpElement.remove( true ); | |
397 | } else { | |
398 | // Re-insert the extracted piece after the element. | |
399 | docFrag.insertAfterNode( this ); | |
400 | } | |
401 | }, | |
402 | ||
403 | /** | |
404 | * Checks if this element contains given node. | |
405 | * | |
406 | * @method | |
407 | * @param {CKEDITOR.dom.node} node | |
408 | * @returns {Boolean} | |
409 | */ | |
410 | contains: !document.compareDocumentPosition ? | |
411 | function( node ) { | |
412 | var $ = this.$; | |
413 | ||
414 | return node.type != CKEDITOR.NODE_ELEMENT ? $.contains( node.getParent().$ ) : $ != node.$ && $.contains( node.$ ); | |
415 | } : function( node ) { | |
416 | return !!( this.$.compareDocumentPosition( node.$ ) & 16 ); | |
417 | }, | |
418 | ||
419 | /** | |
420 | * Moves the selection focus to this element. | |
421 | * | |
422 | * var element = CKEDITOR.document.getById( 'myTextarea' ); | |
423 | * element.focus(); | |
424 | * | |
425 | * @method | |
426 | * @param {Boolean} defer Whether to asynchronously defer the | |
427 | * execution by 100 ms. | |
428 | */ | |
429 | focus: ( function() { | |
430 | function exec() { | |
431 | // IE throws error if the element is not visible. | |
432 | try { | |
433 | this.$.focus(); | |
434 | } catch ( e ) {} | |
435 | } | |
436 | ||
437 | return function( defer ) { | |
438 | if ( defer ) | |
439 | CKEDITOR.tools.setTimeout( exec, 100, this ); | |
440 | else | |
441 | exec.call( this ); | |
442 | }; | |
443 | } )(), | |
444 | ||
445 | /** | |
446 | * Gets the inner HTML of this element. | |
447 | * | |
448 | * var element = CKEDITOR.dom.element.createFromHtml( '<div><b>Example</b></div>' ); | |
449 | * alert( element.getHtml() ); // '<b>Example</b>' | |
450 | * | |
451 | * @returns {String} The inner HTML of this element. | |
452 | */ | |
453 | getHtml: function() { | |
454 | var retval = this.$.innerHTML; | |
455 | // Strip <?xml:namespace> tags in IE. (http://dev.ckeditor.com/ticket/3341). | |
456 | return CKEDITOR.env.ie ? retval.replace( /<\?[^>]*>/g, '' ) : retval; | |
457 | }, | |
458 | ||
459 | /** | |
460 | * Gets the outer (inner plus tags) HTML of this element. | |
461 | * | |
462 | * var element = CKEDITOR.dom.element.createFromHtml( '<div class="bold"><b>Example</b></div>' ); | |
463 | * alert( element.getOuterHtml() ); // '<div class="bold"><b>Example</b></div>' | |
464 | * | |
465 | * @returns {String} The outer HTML of this element. | |
466 | */ | |
467 | getOuterHtml: function() { | |
468 | if ( this.$.outerHTML ) { | |
469 | // IE includes the <?xml:namespace> tag in the outerHTML of | |
470 | // namespaced element. So, we must strip it here. (http://dev.ckeditor.com/ticket/3341) | |
471 | return this.$.outerHTML.replace( /<\?[^>]*>/, '' ); | |
472 | } | |
473 | ||
474 | var tmpDiv = this.$.ownerDocument.createElement( 'div' ); | |
475 | tmpDiv.appendChild( this.$.cloneNode( true ) ); | |
476 | return tmpDiv.innerHTML; | |
477 | }, | |
478 | ||
479 | /** | |
480 | * Retrieve the bounding rectangle of the current element, in pixels, | |
481 | * relative to the upper-left corner of the browser's client area. | |
482 | * | |
483 | * @returns {Object} The dimensions of the DOM element including | |
484 | * `left`, `top`, `right`, `bottom`, `width` and `height`. | |
485 | */ | |
486 | getClientRect: function() { | |
487 | // http://help.dottoro.com/ljvmcrrn.php | |
488 | var rect = CKEDITOR.tools.extend( {}, this.$.getBoundingClientRect() ); | |
489 | ||
490 | !rect.width && ( rect.width = rect.right - rect.left ); | |
491 | !rect.height && ( rect.height = rect.bottom - rect.top ); | |
492 | ||
493 | return rect; | |
494 | }, | |
495 | ||
496 | /** | |
497 | * Sets the inner HTML of this element. | |
498 | * | |
499 | * var p = new CKEDITOR.dom.element( 'p' ); | |
500 | * p.setHtml( '<b>Inner</b> HTML' ); | |
501 | * | |
502 | * // Result: '<p><b>Inner</b> HTML</p>' | |
503 | * | |
504 | * @method | |
505 | * @param {String} html The HTML to be set for this element. | |
506 | * @returns {String} The inserted HTML. | |
507 | */ | |
508 | setHtml: ( CKEDITOR.env.ie && CKEDITOR.env.version < 9 ) ? | |
509 | // old IEs throws error on HTML manipulation (through the "innerHTML" property) | |
510 | // on the element which resides in an DTD invalid position, e.g. <span><div></div></span> | |
511 | // fortunately it can be worked around with DOM manipulation. | |
512 | function( html ) { | |
513 | try { | |
514 | var $ = this.$; | |
515 | ||
516 | // Fix the case when setHtml is called on detached element. | |
517 | // HTML5 shiv used for document in which this element was created | |
518 | // won't affect that detached element. So get document fragment with | |
519 | // all HTML5 elements enabled and set innerHTML while this element is appended to it. | |
520 | if ( this.getParent() ) | |
521 | return ( $.innerHTML = html ); | |
522 | else { | |
523 | var $frag = this.getDocument()._getHtml5ShivFrag(); | |
524 | $frag.appendChild( $ ); | |
525 | $.innerHTML = html; | |
526 | $frag.removeChild( $ ); | |
527 | ||
528 | return html; | |
529 | } | |
530 | } | |
531 | catch ( e ) { | |
532 | this.$.innerHTML = ''; | |
533 | ||
534 | var temp = new CKEDITOR.dom.element( 'body', this.getDocument() ); | |
535 | temp.$.innerHTML = html; | |
536 | ||
537 | var children = temp.getChildren(); | |
538 | while ( children.count() ) | |
539 | this.append( children.getItem( 0 ) ); | |
540 | ||
541 | return html; | |
542 | } | |
543 | } : function( html ) { | |
544 | return ( this.$.innerHTML = html ); | |
545 | }, | |
546 | ||
547 | /** | |
548 | * Sets the element contents as plain text. | |
549 | * | |
550 | * var element = new CKEDITOR.dom.element( 'div' ); | |
551 | * element.setText( 'A > B & C < D' ); | |
552 | * alert( element.innerHTML ); // 'A > B & C < D' | |
553 | * | |
554 | * @param {String} text The text to be set. | |
555 | * @returns {String} The inserted text. | |
556 | */ | |
557 | setText: ( function() { | |
558 | var supportsTextContent = document.createElement( 'p' ); | |
559 | supportsTextContent.innerHTML = 'x'; | |
560 | supportsTextContent = supportsTextContent.textContent; | |
561 | ||
562 | return function( text ) { | |
563 | this.$[ supportsTextContent ? 'textContent' : 'innerText' ] = text; | |
564 | }; | |
565 | } )(), | |
566 | ||
567 | /** | |
568 | * Gets the value of an element attribute. | |
569 | * | |
570 | * var element = CKEDITOR.dom.element.createFromHtml( '<input type="text" />' ); | |
571 | * alert( element.getAttribute( 'type' ) ); // 'text' | |
572 | * | |
573 | * @method | |
574 | * @param {String} name The attribute name. | |
575 | * @returns {String} The attribute value or null if not defined. | |
576 | */ | |
577 | getAttribute: ( function() { | |
578 | var standard = function( name ) { | |
579 | return this.$.getAttribute( name, 2 ); | |
580 | }; | |
581 | ||
582 | if ( CKEDITOR.env.ie && ( CKEDITOR.env.ie7Compat || CKEDITOR.env.quirks ) ) { | |
583 | return function( name ) { | |
584 | switch ( name ) { | |
585 | case 'class': | |
586 | name = 'className'; | |
587 | break; | |
588 | ||
589 | case 'http-equiv': | |
590 | name = 'httpEquiv'; | |
591 | break; | |
592 | ||
593 | case 'name': | |
594 | return this.$.name; | |
595 | ||
596 | case 'tabindex': | |
597 | var tabIndex = standard.call( this, name ); | |
598 | ||
599 | // IE returns tabIndex=0 by default for all | |
600 | // elements. For those elements, | |
601 | // getAtrribute( 'tabindex', 2 ) returns 32768 | |
602 | // instead. So, we must make this check to give a | |
603 | // uniform result among all browsers. | |
604 | if ( tabIndex !== 0 && this.$.tabIndex === 0 ) | |
605 | tabIndex = null; | |
606 | ||
607 | return tabIndex; | |
608 | ||
609 | case 'checked': | |
610 | var attr = this.$.attributes.getNamedItem( name ), | |
611 | attrValue = attr.specified ? attr.nodeValue // For value given by parser. | |
612 | : this.$.checked; // For value created via DOM interface. | |
613 | ||
614 | return attrValue ? 'checked' : null; | |
615 | ||
616 | case 'hspace': | |
617 | case 'value': | |
618 | return this.$[ name ]; | |
619 | ||
620 | case 'style': | |
621 | // IE does not return inline styles via getAttribute(). See http://dev.ckeditor.com/ticket/2947. | |
622 | return this.$.style.cssText; | |
623 | ||
624 | case 'contenteditable': | |
625 | case 'contentEditable': | |
626 | return this.$.attributes.getNamedItem( 'contentEditable' ).specified ? this.$.getAttribute( 'contentEditable' ) : null; | |
627 | } | |
628 | ||
629 | return standard.call( this, name ); | |
630 | }; | |
631 | } else { | |
632 | return standard; | |
633 | } | |
634 | } )(), | |
635 | ||
636 | /** | |
637 | * Gets the values of all element attributes. | |
638 | * | |
639 | * @param {Array} exclude The names of attributes to be excluded from the returned object. | |
640 | * @return {Object} An object containing all element attributes with their values. | |
641 | */ | |
642 | getAttributes: function( exclude ) { | |
643 | var attributes = {}, | |
644 | attrDefs = this.$.attributes, | |
645 | i; | |
646 | ||
647 | exclude = CKEDITOR.tools.isArray( exclude ) ? exclude : []; | |
648 | ||
649 | for ( i = 0; i < attrDefs.length; i++ ) { | |
650 | if ( CKEDITOR.tools.indexOf( exclude, attrDefs[ i ].name ) === -1 ) { | |
651 | attributes[ attrDefs[ i ].name ] = attrDefs[ i ].value; | |
652 | } | |
653 | } | |
654 | ||
655 | return attributes; | |
656 | }, | |
657 | ||
658 | /** | |
659 | * Gets the nodes list containing all children of this element. | |
660 | * | |
661 | * @returns {CKEDITOR.dom.nodeList} | |
662 | */ | |
663 | getChildren: function() { | |
664 | return new CKEDITOR.dom.nodeList( this.$.childNodes ); | |
665 | }, | |
666 | ||
667 | /** | |
668 | * Gets the current computed value of one of the element CSS style | |
669 | * properties. | |
670 | * | |
671 | * var element = new CKEDITOR.dom.element( 'span' ); | |
672 | * alert( element.getComputedStyle( 'display' ) ); // 'inline' | |
673 | * | |
674 | * @method | |
675 | * @param {String} propertyName The style property name. | |
676 | * @returns {String} The property value. | |
677 | */ | |
678 | getComputedStyle: ( document.defaultView && document.defaultView.getComputedStyle ) ? | |
679 | function( propertyName ) { | |
680 | var style = this.getWindow().$.getComputedStyle( this.$, null ); | |
681 | ||
682 | // Firefox may return null if we call the above on a hidden iframe. (http://dev.ckeditor.com/ticket/9117) | |
683 | return style ? style.getPropertyValue( propertyName ) : ''; | |
684 | } : function( propertyName ) { | |
685 | return this.$.currentStyle[ CKEDITOR.tools.cssStyleToDomStyle( propertyName ) ]; | |
686 | }, | |
687 | ||
688 | /** | |
689 | * Gets the DTD entries for this element. | |
690 | * | |
691 | * @returns {Object} An object containing the list of elements accepted | |
692 | * by this element. | |
693 | */ | |
694 | getDtd: function() { | |
695 | var dtd = CKEDITOR.dtd[ this.getName() ]; | |
696 | ||
697 | this.getDtd = function() { | |
698 | return dtd; | |
699 | }; | |
700 | ||
701 | return dtd; | |
702 | }, | |
703 | ||
704 | /** | |
705 | * Gets all this element's descendants having given tag name. | |
706 | * | |
707 | * @method | |
708 | * @param {String} tagName | |
709 | */ | |
710 | getElementsByTag: CKEDITOR.dom.document.prototype.getElementsByTag, | |
711 | ||
712 | /** | |
713 | * Gets the computed tabindex for this element. | |
714 | * | |
715 | * var element = CKEDITOR.document.getById( 'myDiv' ); | |
716 | * alert( element.getTabIndex() ); // (e.g.) '-1' | |
717 | * | |
718 | * @method | |
719 | * @returns {Number} The tabindex value. | |
720 | */ | |
721 | getTabIndex: function() { | |
722 | var tabIndex = this.$.tabIndex; | |
723 | ||
724 | // IE returns tabIndex=0 by default for all elements. In | |
725 | // those cases we must check that the element really has | |
726 | // the tabindex attribute set to zero, or it is one of | |
727 | // those element that should have zero by default. | |
728 | if ( tabIndex === 0 && !CKEDITOR.dtd.$tabIndex[ this.getName() ] && parseInt( this.getAttribute( 'tabindex' ), 10 ) !== 0 ) | |
729 | return -1; | |
730 | ||
731 | return tabIndex; | |
732 | }, | |
733 | ||
734 | /** | |
735 | * Gets the text value of this element. | |
736 | * | |
737 | * Only in IE (which uses innerText), `<br>` will cause linebreaks, | |
738 | * and sucessive whitespaces (including line breaks) will be reduced to | |
739 | * a single space. This behavior is ok for us, for now. It may change | |
740 | * in the future. | |
741 | * | |
742 | * var element = CKEDITOR.dom.element.createFromHtml( '<div>Sample <i>text</i>.</div>' ); | |
743 | * alert( <b>element.getText()</b> ); // 'Sample text.' | |
744 | * | |
745 | * @returns {String} The text value. | |
746 | */ | |
747 | getText: function() { | |
748 | return this.$.textContent || this.$.innerText || ''; | |
749 | }, | |
750 | ||
751 | /** | |
752 | * Gets the window object that contains this element. | |
753 | * | |
754 | * @returns {CKEDITOR.dom.window} The window object. | |
755 | */ | |
756 | getWindow: function() { | |
757 | return this.getDocument().getWindow(); | |
758 | }, | |
759 | ||
760 | /** | |
761 | * Gets the value of the `id` attribute of this element. | |
762 | * | |
763 | * var element = CKEDITOR.dom.element.createFromHtml( '<p id="myId"></p>' ); | |
764 | * alert( element.getId() ); // 'myId' | |
765 | * | |
766 | * @returns {String} The element id, or null if not available. | |
767 | */ | |
768 | getId: function() { | |
769 | return this.$.id || null; | |
770 | }, | |
771 | ||
772 | /** | |
773 | * Gets the value of the `name` attribute of this element. | |
774 | * | |
775 | * var element = CKEDITOR.dom.element.createFromHtml( '<input name="myName"></input>' ); | |
776 | * alert( <b>element.getNameAtt()</b> ); // 'myName' | |
777 | * | |
778 | * @returns {String} The element name, or null if not available. | |
779 | */ | |
780 | getNameAtt: function() { | |
781 | return this.$.name || null; | |
782 | }, | |
783 | ||
784 | /** | |
785 | * Gets the element name (tag name). The returned name is guaranteed to | |
786 | * be always full lowercased. | |
787 | * | |
788 | * var element = new CKEDITOR.dom.element( 'span' ); | |
789 | * alert( element.getName() ); // 'span' | |
790 | * | |
791 | * @returns {String} The element name. | |
792 | */ | |
793 | getName: function() { | |
794 | // Cache the lowercased name inside a closure. | |
795 | var nodeName = this.$.nodeName.toLowerCase(); | |
796 | ||
797 | if ( CKEDITOR.env.ie && ( document.documentMode <= 8 ) ) { | |
798 | var scopeName = this.$.scopeName; | |
799 | if ( scopeName != 'HTML' ) | |
800 | nodeName = scopeName.toLowerCase() + ':' + nodeName; | |
801 | } | |
802 | ||
803 | this.getName = function() { | |
804 | return nodeName; | |
805 | }; | |
806 | ||
807 | return this.getName(); | |
808 | }, | |
809 | ||
810 | /** | |
811 | * Gets the value set to this element. This value is usually available | |
812 | * for form field elements. | |
813 | * | |
814 | * @returns {String} The element value. | |
815 | */ | |
816 | getValue: function() { | |
817 | return this.$.value; | |
818 | }, | |
819 | ||
820 | /** | |
821 | * Gets the first child node of this element. | |
822 | * | |
823 | * var element = CKEDITOR.dom.element.createFromHtml( '<div><b>Example</b></div>' ); | |
824 | * var first = element.getFirst(); | |
825 | * alert( first.getName() ); // 'b' | |
826 | * | |
827 | * @param {Function} evaluator Filtering the result node. | |
828 | * @returns {CKEDITOR.dom.node} The first child node or null if not available. | |
829 | */ | |
830 | getFirst: function( evaluator ) { | |
831 | var first = this.$.firstChild, | |
832 | retval = first && new CKEDITOR.dom.node( first ); | |
833 | if ( retval && evaluator && !evaluator( retval ) ) | |
834 | retval = retval.getNext( evaluator ); | |
835 | ||
836 | return retval; | |
837 | }, | |
838 | ||
839 | /** | |
840 | * See {@link #getFirst}. | |
841 | * | |
842 | * @param {Function} evaluator Filtering the result node. | |
843 | * @returns {CKEDITOR.dom.node} | |
844 | */ | |
845 | getLast: function( evaluator ) { | |
846 | var last = this.$.lastChild, | |
847 | retval = last && new CKEDITOR.dom.node( last ); | |
848 | if ( retval && evaluator && !evaluator( retval ) ) | |
849 | retval = retval.getPrevious( evaluator ); | |
850 | ||
851 | return retval; | |
852 | }, | |
853 | ||
854 | /** | |
855 | * Gets CSS style value. | |
856 | * | |
857 | * @param {String} name The CSS property name. | |
858 | * @returns {String} Style value. | |
859 | */ | |
860 | getStyle: function( name ) { | |
861 | return this.$.style[ CKEDITOR.tools.cssStyleToDomStyle( name ) ]; | |
862 | }, | |
863 | ||
864 | /** | |
865 | * Checks if the element name matches the specified criteria. | |
866 | * | |
867 | * var element = new CKEDITOR.element( 'span' ); | |
868 | * alert( element.is( 'span' ) ); // true | |
869 | * alert( element.is( 'p', 'span' ) ); // true | |
870 | * alert( element.is( 'p' ) ); // false | |
871 | * alert( element.is( 'p', 'div' ) ); // false | |
872 | * alert( element.is( { p:1,span:1 } ) ); // true | |
873 | * | |
874 | * @param {String.../Object} name One or more names to be checked, or a {@link CKEDITOR.dtd} object. | |
875 | * @returns {Boolean} `true` if the element name matches any of the names. | |
876 | */ | |
877 | is: function() { | |
878 | var name = this.getName(); | |
879 | ||
880 | // Check against the specified DTD liternal. | |
881 | if ( typeof arguments[ 0 ] == 'object' ) | |
882 | return !!arguments[ 0 ][ name ]; | |
883 | ||
884 | // Check for tag names | |
885 | for ( var i = 0; i < arguments.length; i++ ) { | |
886 | if ( arguments[ i ] == name ) | |
887 | return true; | |
888 | } | |
889 | return false; | |
890 | }, | |
891 | ||
892 | /** | |
893 | * Decide whether one element is able to receive cursor. | |
894 | * | |
895 | * @param {Boolean} [textCursor=true] Only consider element that could receive text child. | |
896 | */ | |
897 | isEditable: function( textCursor ) { | |
898 | var name = this.getName(); | |
899 | ||
900 | if ( this.isReadOnly() || this.getComputedStyle( 'display' ) == 'none' || | |
901 | this.getComputedStyle( 'visibility' ) == 'hidden' || | |
902 | CKEDITOR.dtd.$nonEditable[ name ] || | |
903 | CKEDITOR.dtd.$empty[ name ] || | |
904 | ( this.is( 'a' ) && | |
905 | ( this.data( 'cke-saved-name' ) || this.hasAttribute( 'name' ) ) && | |
906 | !this.getChildCount() | |
907 | ) ) { | |
908 | return false; | |
909 | } | |
910 | ||
911 | if ( textCursor !== false ) { | |
912 | // Get the element DTD (defaults to span for unknown elements). | |
913 | var dtd = CKEDITOR.dtd[ name ] || CKEDITOR.dtd.span; | |
914 | // In the DTD # == text node. | |
915 | return !!( dtd && dtd[ '#' ] ); | |
916 | } | |
917 | ||
918 | return true; | |
919 | }, | |
920 | ||
921 | /** | |
922 | * Compare this element's inner html, tag name, attributes, etc. with other one. | |
923 | * | |
924 | * See [W3C's DOM Level 3 spec - node#isEqualNode](http://www.w3.org/TR/DOM-Level-3-Core/core.html#Node3-isEqualNode) | |
925 | * for more details. | |
926 | * | |
927 | * @param {CKEDITOR.dom.element} otherElement Element to compare. | |
928 | * @returns {Boolean} | |
929 | */ | |
930 | isIdentical: function( otherElement ) { | |
931 | // do shallow clones, but with IDs | |
932 | var thisEl = this.clone( 0, 1 ), | |
933 | otherEl = otherElement.clone( 0, 1 ); | |
934 | ||
935 | // Remove distractions. | |
936 | thisEl.removeAttributes( [ '_moz_dirty', 'data-cke-expando', 'data-cke-saved-href', 'data-cke-saved-name' ] ); | |
937 | otherEl.removeAttributes( [ '_moz_dirty', 'data-cke-expando', 'data-cke-saved-href', 'data-cke-saved-name' ] ); | |
938 | ||
939 | // Native comparison available. | |
940 | if ( thisEl.$.isEqualNode ) { | |
941 | // Styles order matters. | |
942 | thisEl.$.style.cssText = CKEDITOR.tools.normalizeCssText( thisEl.$.style.cssText ); | |
943 | otherEl.$.style.cssText = CKEDITOR.tools.normalizeCssText( otherEl.$.style.cssText ); | |
944 | return thisEl.$.isEqualNode( otherEl.$ ); | |
945 | } else { | |
946 | thisEl = thisEl.getOuterHtml(); | |
947 | otherEl = otherEl.getOuterHtml(); | |
948 | ||
949 | // Fix tiny difference between link href in older IEs. | |
950 | if ( CKEDITOR.env.ie && CKEDITOR.env.version < 9 && this.is( 'a' ) ) { | |
951 | var parent = this.getParent(); | |
952 | if ( parent.type == CKEDITOR.NODE_ELEMENT ) { | |
953 | var el = parent.clone(); | |
954 | el.setHtml( thisEl ), thisEl = el.getHtml(); | |
955 | el.setHtml( otherEl ), otherEl = el.getHtml(); | |
956 | } | |
957 | } | |
958 | ||
959 | return thisEl == otherEl; | |
960 | } | |
961 | }, | |
962 | ||
963 | /** | |
964 | * Checks if this element is visible. May not work if the element is | |
965 | * child of an element with visibility set to `hidden`, but works well | |
966 | * on the great majority of cases. | |
967 | * | |
968 | * @returns {Boolean} True if the element is visible. | |
969 | */ | |
970 | isVisible: function() { | |
971 | var isVisible = ( this.$.offsetHeight || this.$.offsetWidth ) && this.getComputedStyle( 'visibility' ) != 'hidden', | |
972 | elementWindow, elementWindowFrame; | |
973 | ||
974 | // Webkit and Opera report non-zero offsetHeight despite that | |
975 | // element is inside an invisible iframe. (http://dev.ckeditor.com/ticket/4542) | |
976 | if ( isVisible && CKEDITOR.env.webkit ) { | |
977 | elementWindow = this.getWindow(); | |
978 | ||
979 | if ( !elementWindow.equals( CKEDITOR.document.getWindow() ) && ( elementWindowFrame = elementWindow.$.frameElement ) ) | |
980 | isVisible = new CKEDITOR.dom.element( elementWindowFrame ).isVisible(); | |
981 | ||
982 | } | |
983 | ||
984 | return !!isVisible; | |
985 | }, | |
986 | ||
987 | /** | |
988 | * Whether it's an empty inline elements which has no visual impact when removed. | |
989 | * | |
990 | * @returns {Boolean} | |
991 | */ | |
992 | isEmptyInlineRemoveable: function() { | |
993 | if ( !CKEDITOR.dtd.$removeEmpty[ this.getName() ] ) | |
994 | return false; | |
995 | ||
996 | var children = this.getChildren(); | |
997 | for ( var i = 0, count = children.count(); i < count; i++ ) { | |
998 | var child = children.getItem( i ); | |
999 | ||
1000 | if ( child.type == CKEDITOR.NODE_ELEMENT && child.data( 'cke-bookmark' ) ) | |
1001 | continue; | |
1002 | ||
1003 | if ( child.type == CKEDITOR.NODE_ELEMENT && !child.isEmptyInlineRemoveable() || child.type == CKEDITOR.NODE_TEXT && CKEDITOR.tools.trim( child.getText() ) ) | |
1004 | return false; | |
1005 | ||
1006 | } | |
1007 | return true; | |
1008 | }, | |
1009 | ||
1010 | /** | |
1011 | * Checks if the element has any defined attributes. | |
1012 | * | |
1013 | * var element = CKEDITOR.dom.element.createFromHtml( '<div title="Test">Example</div>' ); | |
1014 | * alert( element.hasAttributes() ); // true | |
1015 | * | |
1016 | * var element = CKEDITOR.dom.element.createFromHtml( '<div>Example</div>' ); | |
1017 | * alert( element.hasAttributes() ); // false | |
1018 | * | |
1019 | * @method | |
1020 | * @returns {Boolean} True if the element has attributes. | |
1021 | */ | |
1022 | hasAttributes: CKEDITOR.env.ie && ( CKEDITOR.env.ie7Compat || CKEDITOR.env.quirks ) ? | |
1023 | function() { | |
1024 | var attributes = this.$.attributes; | |
1025 | ||
1026 | for ( var i = 0; i < attributes.length; i++ ) { | |
1027 | var attribute = attributes[ i ]; | |
1028 | ||
1029 | switch ( attribute.nodeName ) { | |
1030 | case 'class': | |
1031 | // IE has a strange bug. If calling removeAttribute('className'), | |
1032 | // the attributes collection will still contain the "class" | |
1033 | // attribute, which will be marked as "specified", even if the | |
1034 | // outerHTML of the element is not displaying the class attribute. | |
1035 | // Note : I was not able to reproduce it outside the editor, | |
1036 | // but I've faced it while working on the TC of http://dev.ckeditor.com/ticket/1391. | |
1037 | if ( this.getAttribute( 'class' ) ) { | |
1038 | return true; | |
1039 | } | |
1040 | ||
1041 | // Attributes to be ignored. | |
1042 | /* falls through */ | |
1043 | case 'data-cke-expando': | |
1044 | continue; | |
1045 | ||
1046 | ||
1047 | /* falls through */ | |
1048 | default: | |
1049 | if ( attribute.specified ) { | |
1050 | return true; | |
1051 | } | |
1052 | } | |
1053 | } | |
1054 | ||
1055 | return false; | |
1056 | } : function() { | |
1057 | var attrs = this.$.attributes, | |
1058 | attrsNum = attrs.length; | |
1059 | ||
1060 | // The _moz_dirty attribute might get into the element after pasting (http://dev.ckeditor.com/ticket/5455) | |
1061 | var execludeAttrs = { 'data-cke-expando': 1, _moz_dirty: 1 }; | |
1062 | ||
1063 | return attrsNum > 0 && ( attrsNum > 2 || !execludeAttrs[ attrs[ 0 ].nodeName ] || ( attrsNum == 2 && !execludeAttrs[ attrs[ 1 ].nodeName ] ) ); | |
1064 | }, | |
1065 | ||
1066 | /** | |
1067 | * Checks if the specified attribute is defined for this element. | |
1068 | * | |
1069 | * @method | |
1070 | * @param {String} name The attribute name. | |
1071 | * @returns {Boolean} `true` if the specified attribute is defined. | |
1072 | */ | |
1073 | hasAttribute: ( function() { | |
1074 | function ieHasAttribute( name ) { | |
1075 | var $attr = this.$.attributes.getNamedItem( name ); | |
1076 | ||
1077 | if ( this.getName() == 'input' ) { | |
1078 | switch ( name ) { | |
1079 | case 'class': | |
1080 | return this.$.className.length > 0; | |
1081 | case 'checked': | |
1082 | return !!this.$.checked; | |
1083 | case 'value': | |
1084 | var type = this.getAttribute( 'type' ); | |
1085 | return type == 'checkbox' || type == 'radio' ? this.$.value != 'on' : !!this.$.value; | |
1086 | } | |
1087 | } | |
1088 | ||
1089 | if ( !$attr ) | |
1090 | return false; | |
1091 | ||
1092 | return $attr.specified; | |
1093 | } | |
1094 | ||
1095 | if ( CKEDITOR.env.ie ) { | |
1096 | if ( CKEDITOR.env.version < 8 ) { | |
1097 | return function( name ) { | |
1098 | // On IE < 8 the name attribute cannot be retrieved | |
1099 | // right after the element creation and setting the | |
1100 | // name with setAttribute. | |
1101 | if ( name == 'name' ) | |
1102 | return !!this.$.name; | |
1103 | ||
1104 | return ieHasAttribute.call( this, name ); | |
1105 | }; | |
1106 | } else { | |
1107 | return ieHasAttribute; | |
1108 | } | |
1109 | } else { | |
1110 | return function( name ) { | |
1111 | // On other browsers specified property is deprecated and return always true, | |
1112 | // but fortunately $.attributes contains only specified attributes. | |
1113 | return !!this.$.attributes.getNamedItem( name ); | |
1114 | }; | |
1115 | } | |
1116 | } )(), | |
1117 | ||
1118 | /** | |
1119 | * Hides this element (sets `display: none`). | |
1120 | * | |
1121 | * var element = CKEDITOR.document.getById( 'myElement' ); | |
1122 | * element.hide(); | |
1123 | */ | |
1124 | hide: function() { | |
1125 | this.setStyle( 'display', 'none' ); | |
1126 | }, | |
1127 | ||
1128 | /** | |
1129 | * Moves this element's children to the target element. | |
1130 | * | |
1131 | * @param {CKEDITOR.dom.element} target | |
1132 | * @param {Boolean} [toStart=false] Insert moved children at the | |
1133 | * beginning of the target element. | |
1134 | */ | |
1135 | moveChildren: function( target, toStart ) { | |
1136 | var $ = this.$; | |
1137 | target = target.$; | |
1138 | ||
1139 | if ( $ == target ) | |
1140 | return; | |
1141 | ||
1142 | var child; | |
1143 | ||
1144 | if ( toStart ) { | |
1145 | while ( ( child = $.lastChild ) ) | |
1146 | target.insertBefore( $.removeChild( child ), target.firstChild ); | |
1147 | } else { | |
1148 | while ( ( child = $.firstChild ) ) | |
1149 | target.appendChild( $.removeChild( child ) ); | |
1150 | } | |
1151 | }, | |
1152 | ||
1153 | /** | |
1154 | * Merges sibling elements that are identical to this one. | |
1155 | * | |
1156 | * Identical child elements are also merged. For example: | |
1157 | * | |
1158 | * <b><i></i></b><b><i></i></b> => <b><i></i></b> | |
1159 | * | |
1160 | * @method | |
1161 | * @param {Boolean} [inlineOnly=true] Allow only inline elements to be merged. | |
1162 | */ | |
1163 | mergeSiblings: ( function() { | |
1164 | function mergeElements( element, sibling, isNext ) { | |
1165 | if ( sibling && sibling.type == CKEDITOR.NODE_ELEMENT ) { | |
1166 | // Jumping over bookmark nodes and empty inline elements, e.g. <b><i></i></b>, | |
1167 | // queuing them to be moved later. (http://dev.ckeditor.com/ticket/5567) | |
1168 | var pendingNodes = []; | |
1169 | ||
1170 | while ( sibling.data( 'cke-bookmark' ) || sibling.isEmptyInlineRemoveable() ) { | |
1171 | pendingNodes.push( sibling ); | |
1172 | sibling = isNext ? sibling.getNext() : sibling.getPrevious(); | |
1173 | if ( !sibling || sibling.type != CKEDITOR.NODE_ELEMENT ) | |
1174 | return; | |
1175 | } | |
1176 | ||
1177 | if ( element.isIdentical( sibling ) ) { | |
1178 | // Save the last child to be checked too, to merge things like | |
1179 | // <b><i></i></b><b><i></i></b> => <b><i></i></b> | |
1180 | var innerSibling = isNext ? element.getLast() : element.getFirst(); | |
1181 | ||
1182 | // Move pending nodes first into the target element. | |
1183 | while ( pendingNodes.length ) | |
1184 | pendingNodes.shift().move( element, !isNext ); | |
1185 | ||
1186 | sibling.moveChildren( element, !isNext ); | |
1187 | sibling.remove(); | |
1188 | ||
1189 | // Now check the last inner child (see two comments above). | |
1190 | if ( innerSibling && innerSibling.type == CKEDITOR.NODE_ELEMENT ) | |
1191 | innerSibling.mergeSiblings(); | |
1192 | } | |
1193 | } | |
1194 | } | |
1195 | ||
1196 | return function( inlineOnly ) { | |
1197 | // Merge empty links and anchors also. (http://dev.ckeditor.com/ticket/5567) | |
1198 | if ( !( inlineOnly === false || CKEDITOR.dtd.$removeEmpty[ this.getName() ] || this.is( 'a' ) ) ) { | |
1199 | return; | |
1200 | } | |
1201 | ||
1202 | mergeElements( this, this.getNext(), true ); | |
1203 | mergeElements( this, this.getPrevious() ); | |
1204 | }; | |
1205 | } )(), | |
1206 | ||
1207 | /** | |
1208 | * Shows this element (displays it). | |
1209 | * | |
1210 | * var element = CKEDITOR.document.getById( 'myElement' ); | |
1211 | * element.show(); | |
1212 | */ | |
1213 | show: function() { | |
1214 | this.setStyles( { | |
1215 | display: '', | |
1216 | visibility: '' | |
1217 | } ); | |
1218 | }, | |
1219 | ||
1220 | /** | |
1221 | * Sets the value of an element attribute. | |
1222 | * | |
1223 | * var element = CKEDITOR.document.getById( 'myElement' ); | |
1224 | * element.setAttribute( 'class', 'myClass' ); | |
1225 | * element.setAttribute( 'title', 'This is an example' ); | |
1226 | * | |
1227 | * @method | |
1228 | * @param {String} name The name of the attribute. | |
1229 | * @param {String} value The value to be set to the attribute. | |
1230 | * @returns {CKEDITOR.dom.element} This element instance. | |
1231 | */ | |
1232 | setAttribute: ( function() { | |
1233 | var standard = function( name, value ) { | |
1234 | this.$.setAttribute( name, value ); | |
1235 | return this; | |
1236 | }; | |
1237 | ||
1238 | if ( CKEDITOR.env.ie && ( CKEDITOR.env.ie7Compat || CKEDITOR.env.quirks ) ) { | |
1239 | return function( name, value ) { | |
1240 | if ( name == 'class' ) | |
1241 | this.$.className = value; | |
1242 | else if ( name == 'style' ) | |
1243 | this.$.style.cssText = value; | |
1244 | else if ( name == 'tabindex' ) // Case sensitive. | |
1245 | this.$.tabIndex = value; | |
1246 | else if ( name == 'checked' ) | |
1247 | this.$.checked = value; | |
1248 | else if ( name == 'contenteditable' ) | |
1249 | standard.call( this, 'contentEditable', value ); | |
1250 | else | |
1251 | standard.apply( this, arguments ); | |
1252 | return this; | |
1253 | }; | |
1254 | } else if ( CKEDITOR.env.ie8Compat && CKEDITOR.env.secure ) { | |
1255 | return function( name, value ) { | |
1256 | // IE8 throws error when setting src attribute to non-ssl value. (http://dev.ckeditor.com/ticket/7847) | |
1257 | if ( name == 'src' && value.match( /^http:\/\// ) ) { | |
1258 | try { | |
1259 | standard.apply( this, arguments ); | |
1260 | } catch ( e ) {} | |
1261 | } else { | |
1262 | standard.apply( this, arguments ); | |
1263 | } | |
1264 | return this; | |
1265 | }; | |
1266 | } else { | |
1267 | return standard; | |
1268 | } | |
1269 | } )(), | |
1270 | ||
1271 | /** | |
1272 | * Sets the value of several element attributes. | |
1273 | * | |
1274 | * var element = CKEDITOR.document.getById( 'myElement' ); | |
1275 | * element.setAttributes( { | |
1276 | * 'class': 'myClass', | |
1277 | * title: 'This is an example' | |
1278 | * } ); | |
1279 | * | |
1280 | * @chainable | |
1281 | * @param {Object} attributesPairs An object containing the names and | |
1282 | * values of the attributes. | |
1283 | * @returns {CKEDITOR.dom.element} This element instance. | |
1284 | */ | |
1285 | setAttributes: function( attributesPairs ) { | |
1286 | for ( var name in attributesPairs ) | |
1287 | this.setAttribute( name, attributesPairs[ name ] ); | |
1288 | return this; | |
1289 | }, | |
1290 | ||
1291 | /** | |
1292 | * Sets the element value. This function is usually used with form | |
1293 | * field element. | |
1294 | * | |
1295 | * @chainable | |
1296 | * @param {String} value The element value. | |
1297 | * @returns {CKEDITOR.dom.element} This element instance. | |
1298 | */ | |
1299 | setValue: function( value ) { | |
1300 | this.$.value = value; | |
1301 | return this; | |
1302 | }, | |
1303 | ||
1304 | /** | |
1305 | * Removes an attribute from the element. | |
1306 | * | |
1307 | * var element = CKEDITOR.dom.element.createFromHtml( '<div class="classA"></div>' ); | |
1308 | * element.removeAttribute( 'class' ); | |
1309 | * | |
1310 | * @method | |
1311 | * @param {String} name The attribute name. | |
1312 | */ | |
1313 | removeAttribute: ( function() { | |
1314 | var standard = function( name ) { | |
1315 | this.$.removeAttribute( name ); | |
1316 | }; | |
1317 | ||
1318 | if ( CKEDITOR.env.ie && ( CKEDITOR.env.ie7Compat || CKEDITOR.env.quirks ) ) { | |
1319 | return function( name ) { | |
1320 | if ( name == 'class' ) | |
1321 | name = 'className'; | |
1322 | else if ( name == 'tabindex' ) | |
1323 | name = 'tabIndex'; | |
1324 | else if ( name == 'contenteditable' ) | |
1325 | name = 'contentEditable'; | |
1326 | standard.call( this, name ); | |
1327 | }; | |
1328 | } else { | |
1329 | return standard; | |
1330 | } | |
1331 | } )(), | |
1332 | ||
1333 | /** | |
1334 | * Removes all element's attributes or just given ones. | |
1335 | * | |
1336 | * @param {Array} [attributes] The array with attributes names. | |
1337 | */ | |
1338 | removeAttributes: function( attributes ) { | |
1339 | if ( CKEDITOR.tools.isArray( attributes ) ) { | |
1340 | for ( var i = 0; i < attributes.length; i++ ) { | |
1341 | this.removeAttribute( attributes[ i ] ); | |
1342 | } | |
1343 | } else { | |
1344 | attributes = attributes || this.getAttributes(); | |
1345 | ||
1346 | for ( var attr in attributes ) { | |
1347 | attributes.hasOwnProperty( attr ) && this.removeAttribute( attr ); | |
1348 | } | |
1349 | } | |
1350 | }, | |
1351 | ||
1352 | /** | |
1353 | * Removes a style from the element. | |
1354 | * | |
1355 | * var element = CKEDITOR.dom.element.createFromHtml( '<div style="display:none"></div>' ); | |
1356 | * element.removeStyle( 'display' ); | |
1357 | * | |
1358 | * @method | |
1359 | * @param {String} name The style name. | |
1360 | */ | |
1361 | removeStyle: function( name ) { | |
1362 | // Removes the specified property from the current style object. | |
1363 | var $ = this.$.style; | |
1364 | ||
1365 | // "removeProperty" need to be specific on the following styles. | |
1366 | if ( !$.removeProperty && ( name == 'border' || name == 'margin' || name == 'padding' ) ) { | |
1367 | var names = expandedRules( name ); | |
1368 | for ( var i = 0 ; i < names.length ; i++ ) | |
1369 | this.removeStyle( names[ i ] ); | |
1370 | return; | |
1371 | } | |
1372 | ||
1373 | $.removeProperty ? $.removeProperty( name ) : $.removeAttribute( CKEDITOR.tools.cssStyleToDomStyle( name ) ); | |
1374 | ||
1375 | // Eventually remove empty style attribute. | |
1376 | if ( !this.$.style.cssText ) | |
1377 | this.removeAttribute( 'style' ); | |
1378 | }, | |
1379 | ||
1380 | /** | |
1381 | * Sets the value of an element style. | |
1382 | * | |
1383 | * var element = CKEDITOR.document.getById( 'myElement' ); | |
1384 | * element.setStyle( 'background-color', '#ff0000' ); | |
1385 | * element.setStyle( 'margin-top', '10px' ); | |
1386 | * element.setStyle( 'float', 'right' ); | |
1387 | * | |
1388 | * @param {String} name The name of the style. The CSS naming notation | |
1389 | * must be used (e.g. `background-color`). | |
1390 | * @param {String} value The value to be set to the style. | |
1391 | * @returns {CKEDITOR.dom.element} This element instance. | |
1392 | */ | |
1393 | setStyle: function( name, value ) { | |
1394 | this.$.style[ CKEDITOR.tools.cssStyleToDomStyle( name ) ] = value; | |
1395 | return this; | |
1396 | }, | |
1397 | ||
1398 | /** | |
1399 | * Sets the value of several element styles. | |
1400 | * | |
1401 | * var element = CKEDITOR.document.getById( 'myElement' ); | |
1402 | * element.setStyles( { | |
1403 | * position: 'absolute', | |
1404 | * float: 'right' | |
1405 | * } ); | |
1406 | * | |
1407 | * @param {Object} stylesPairs An object containing the names and | |
1408 | * values of the styles. | |
1409 | * @returns {CKEDITOR.dom.element} This element instance. | |
1410 | */ | |
1411 | setStyles: function( stylesPairs ) { | |
1412 | for ( var name in stylesPairs ) | |
1413 | this.setStyle( name, stylesPairs[ name ] ); | |
1414 | return this; | |
1415 | }, | |
1416 | ||
1417 | /** | |
1418 | * Sets the opacity of an element. | |
1419 | * | |
1420 | * var element = CKEDITOR.document.getById( 'myElement' ); | |
1421 | * element.setOpacity( 0.75 ); | |
1422 | * | |
1423 | * @param {Number} opacity A number within the range `[0.0, 1.0]`. | |
1424 | */ | |
1425 | setOpacity: function( opacity ) { | |
1426 | if ( CKEDITOR.env.ie && CKEDITOR.env.version < 9 ) { | |
1427 | opacity = Math.round( opacity * 100 ); | |
1428 | this.setStyle( 'filter', opacity >= 100 ? '' : 'progid:DXImageTransform.Microsoft.Alpha(opacity=' + opacity + ')' ); | |
1429 | } else { | |
1430 | this.setStyle( 'opacity', opacity ); | |
1431 | } | |
1432 | }, | |
1433 | ||
1434 | /** | |
1435 | * Makes the element and its children unselectable. | |
1436 | * | |
1437 | * var element = CKEDITOR.document.getById( 'myElement' ); | |
1438 | * element.unselectable(); | |
1439 | * | |
1440 | * @method | |
1441 | */ | |
1442 | unselectable: function() { | |
1443 | // CSS unselectable. | |
1444 | this.setStyles( CKEDITOR.tools.cssVendorPrefix( 'user-select', 'none' ) ); | |
1445 | ||
1446 | // For IE/Opera which doesn't support for the above CSS style, | |
1447 | // the unselectable="on" attribute only specifies the selection | |
1448 | // process cannot start in the element itself, and it doesn't inherit. | |
1449 | if ( CKEDITOR.env.ie ) { | |
1450 | this.setAttribute( 'unselectable', 'on' ); | |
1451 | ||
1452 | var element, | |
1453 | elements = this.getElementsByTag( '*' ); | |
1454 | ||
1455 | for ( var i = 0, count = elements.count() ; i < count ; i++ ) { | |
1456 | element = elements.getItem( i ); | |
1457 | element.setAttribute( 'unselectable', 'on' ); | |
1458 | } | |
1459 | } | |
1460 | }, | |
1461 | ||
1462 | /** | |
1463 | * Gets closest positioned (`position != static`) ancestor. | |
1464 | * | |
1465 | * @returns {CKEDITOR.dom.element} Positioned ancestor or `null`. | |
1466 | */ | |
1467 | getPositionedAncestor: function() { | |
1468 | var current = this; | |
1469 | while ( current.getName() != 'html' ) { | |
1470 | if ( current.getComputedStyle( 'position' ) != 'static' ) | |
1471 | return current; | |
1472 | ||
1473 | current = current.getParent(); | |
1474 | } | |
1475 | return null; | |
1476 | }, | |
1477 | ||
1478 | /** | |
1479 | * Gets this element's position in document. | |
1480 | * | |
1481 | * @param {CKEDITOR.dom.document} [refDocument] | |
1482 | * @returns {Object} Element's position. | |
1483 | * @returns {Number} return.x | |
1484 | * @returns {Number} return.y | |
1485 | * @todo refDocument | |
1486 | */ | |
1487 | getDocumentPosition: function( refDocument ) { | |
1488 | var x = 0, | |
1489 | y = 0, | |
1490 | doc = this.getDocument(), | |
1491 | body = doc.getBody(), | |
1492 | quirks = doc.$.compatMode == 'BackCompat'; | |
1493 | ||
1494 | if ( document.documentElement.getBoundingClientRect && | |
1495 | ( CKEDITOR.env.ie ? CKEDITOR.env.version !== 8 : true ) ) { | |
1496 | var box = this.$.getBoundingClientRect(), | |
1497 | $doc = doc.$, | |
1498 | $docElem = $doc.documentElement; | |
1499 | ||
1500 | var clientTop = $docElem.clientTop || body.$.clientTop || 0, | |
1501 | clientLeft = $docElem.clientLeft || body.$.clientLeft || 0, | |
1502 | needAdjustScrollAndBorders = true; | |
1503 | ||
1504 | // http://dev.ckeditor.com/ticket/3804: getBoundingClientRect() works differently on IE and non-IE | |
1505 | // browsers, regarding scroll positions. | |
1506 | // | |
1507 | // On IE, the top position of the <html> element is always 0, no matter | |
1508 | // how much you scrolled down. | |
1509 | // | |
1510 | // On other browsers, the top position of the <html> element is negative | |
1511 | // scrollTop. | |
1512 | if ( CKEDITOR.env.ie ) { | |
1513 | var inDocElem = doc.getDocumentElement().contains( this ), | |
1514 | inBody = doc.getBody().contains( this ); | |
1515 | ||
1516 | needAdjustScrollAndBorders = ( quirks && inBody ) || ( !quirks && inDocElem ); | |
1517 | } | |
1518 | ||
1519 | // http://dev.ckeditor.com/ticket/12747. | |
1520 | if ( needAdjustScrollAndBorders ) { | |
1521 | var scrollRelativeLeft, | |
1522 | scrollRelativeTop; | |
1523 | ||
1524 | // See http://dev.ckeditor.com/ticket/12758 to know more about document.(documentElement|body).scroll(Left|Top) in Webkit. | |
1525 | if ( CKEDITOR.env.webkit || ( CKEDITOR.env.ie && CKEDITOR.env.version >= 12 ) ) { | |
1526 | scrollRelativeLeft = body.$.scrollLeft || $docElem.scrollLeft; | |
1527 | scrollRelativeTop = body.$.scrollTop || $docElem.scrollTop; | |
1528 | } else { | |
1529 | var scrollRelativeElement = quirks ? body.$ : $docElem; | |
1530 | ||
1531 | scrollRelativeLeft = scrollRelativeElement.scrollLeft; | |
1532 | scrollRelativeTop = scrollRelativeElement.scrollTop; | |
1533 | } | |
1534 | ||
1535 | x = box.left + scrollRelativeLeft - clientLeft; | |
1536 | y = box.top + scrollRelativeTop - clientTop; | |
1537 | } | |
1538 | } else { | |
1539 | var current = this, | |
1540 | previous = null, | |
1541 | offsetParent; | |
1542 | while ( current && !( current.getName() == 'body' || current.getName() == 'html' ) ) { | |
1543 | x += current.$.offsetLeft - current.$.scrollLeft; | |
1544 | y += current.$.offsetTop - current.$.scrollTop; | |
1545 | ||
1546 | // Opera includes clientTop|Left into offsetTop|Left. | |
1547 | if ( !current.equals( this ) ) { | |
1548 | x += ( current.$.clientLeft || 0 ); | |
1549 | y += ( current.$.clientTop || 0 ); | |
1550 | } | |
1551 | ||
1552 | var scrollElement = previous; | |
1553 | while ( scrollElement && !scrollElement.equals( current ) ) { | |
1554 | x -= scrollElement.$.scrollLeft; | |
1555 | y -= scrollElement.$.scrollTop; | |
1556 | scrollElement = scrollElement.getParent(); | |
1557 | } | |
1558 | ||
1559 | previous = current; | |
1560 | current = ( offsetParent = current.$.offsetParent ) ? new CKEDITOR.dom.element( offsetParent ) : null; | |
1561 | } | |
1562 | } | |
1563 | ||
1564 | if ( refDocument ) { | |
1565 | var currentWindow = this.getWindow(), | |
1566 | refWindow = refDocument.getWindow(); | |
1567 | ||
1568 | if ( !currentWindow.equals( refWindow ) && currentWindow.$.frameElement ) { | |
1569 | var iframePosition = ( new CKEDITOR.dom.element( currentWindow.$.frameElement ) ).getDocumentPosition( refDocument ); | |
1570 | ||
1571 | x += iframePosition.x; | |
1572 | y += iframePosition.y; | |
1573 | } | |
1574 | } | |
1575 | ||
1576 | if ( !document.documentElement.getBoundingClientRect ) { | |
1577 | // In Firefox, we'll endup one pixel before the element positions, | |
1578 | // so we must add it here. | |
1579 | if ( CKEDITOR.env.gecko && !quirks ) { | |
1580 | x += this.$.clientLeft ? 1 : 0; | |
1581 | y += this.$.clientTop ? 1 : 0; | |
1582 | } | |
1583 | } | |
1584 | ||
1585 | return { x: x, y: y }; | |
1586 | }, | |
1587 | ||
1588 | /** | |
1589 | * Make any page element visible inside the browser viewport. | |
1590 | * | |
1591 | * @param {Boolean} [alignToTop=false] | |
1592 | */ | |
1593 | scrollIntoView: function( alignToTop ) { | |
1594 | var parent = this.getParent(); | |
1595 | if ( !parent ) | |
1596 | return; | |
1597 | ||
1598 | // Scroll the element into parent container from the inner out. | |
1599 | do { | |
1600 | // Check ancestors that overflows. | |
1601 | var overflowed = | |
1602 | parent.$.clientWidth && parent.$.clientWidth < parent.$.scrollWidth || | |
1603 | parent.$.clientHeight && parent.$.clientHeight < parent.$.scrollHeight; | |
1604 | ||
1605 | // Skip body element, which will report wrong clientHeight when containing | |
1606 | // floated content. (http://dev.ckeditor.com/ticket/9523) | |
1607 | if ( overflowed && !parent.is( 'body' ) ) | |
1608 | this.scrollIntoParent( parent, alignToTop, 1 ); | |
1609 | ||
1610 | // Walk across the frame. | |
1611 | if ( parent.is( 'html' ) ) { | |
1612 | var win = parent.getWindow(); | |
1613 | ||
1614 | // Avoid security error. | |
1615 | try { | |
1616 | var iframe = win.$.frameElement; | |
1617 | iframe && ( parent = new CKEDITOR.dom.element( iframe ) ); | |
1618 | } catch ( er ) {} | |
1619 | } | |
1620 | } | |
1621 | while ( ( parent = parent.getParent() ) ); | |
1622 | }, | |
1623 | ||
1624 | /** | |
1625 | * Make any page element visible inside one of the ancestors by scrolling the parent. | |
1626 | * | |
1627 | * @param {CKEDITOR.dom.element/CKEDITOR.dom.window} parent The container to scroll into. | |
1628 | * @param {Boolean} [alignToTop] Align the element's top side with the container's | |
1629 | * when `true` is specified; align the bottom with viewport bottom when | |
1630 | * `false` is specified. Otherwise scroll on either side with the minimum | |
1631 | * amount to show the element. | |
1632 | * @param {Boolean} [hscroll] Whether horizontal overflow should be considered. | |
1633 | */ | |
1634 | scrollIntoParent: function( parent, alignToTop, hscroll ) { | |
1635 | !parent && ( parent = this.getWindow() ); | |
1636 | ||
1637 | var doc = parent.getDocument(); | |
1638 | var isQuirks = doc.$.compatMode == 'BackCompat'; | |
1639 | ||
1640 | // On window <html> is scrolled while quirks scrolls <body>. | |
1641 | if ( parent instanceof CKEDITOR.dom.window ) | |
1642 | parent = isQuirks ? doc.getBody() : doc.getDocumentElement(); | |
1643 | ||
1644 | // Scroll the parent by the specified amount. | |
1645 | function scrollBy( x, y ) { | |
1646 | // Webkit doesn't support "scrollTop/scrollLeft" | |
1647 | // on documentElement/body element. | |
1648 | if ( /body|html/.test( parent.getName() ) ) | |
1649 | parent.getWindow().$.scrollBy( x, y ); | |
1650 | else { | |
1651 | parent.$.scrollLeft += x; | |
1652 | parent.$.scrollTop += y; | |
1653 | } | |
1654 | } | |
1655 | ||
1656 | // Figure out the element position relative to the specified window. | |
1657 | function screenPos( element, refWin ) { | |
1658 | var pos = { x: 0, y: 0 }; | |
1659 | ||
1660 | if ( !( element.is( isQuirks ? 'body' : 'html' ) ) ) { | |
1661 | var box = element.$.getBoundingClientRect(); | |
1662 | pos.x = box.left, pos.y = box.top; | |
1663 | } | |
1664 | ||
1665 | var win = element.getWindow(); | |
1666 | if ( !win.equals( refWin ) ) { | |
1667 | var outerPos = screenPos( CKEDITOR.dom.element.get( win.$.frameElement ), refWin ); | |
1668 | pos.x += outerPos.x, pos.y += outerPos.y; | |
1669 | } | |
1670 | ||
1671 | return pos; | |
1672 | } | |
1673 | ||
1674 | // calculated margin size. | |
1675 | function margin( element, side ) { | |
1676 | return parseInt( element.getComputedStyle( 'margin-' + side ) || 0, 10 ) || 0; | |
1677 | } | |
1678 | ||
1679 | // [WebKit] Reset stored scrollTop value to not break scrollIntoView() method flow. | |
1680 | // Scrolling breaks when range.select() is used right after element.scrollIntoView(). (http://dev.ckeditor.com/ticket/14659) | |
1681 | if ( CKEDITOR.env.webkit ) { | |
1682 | var editor = this.getEditor( false ); | |
1683 | ||
1684 | if ( editor ) { | |
1685 | editor._.previousScrollTop = null; | |
1686 | } | |
1687 | } | |
1688 | ||
1689 | var win = parent.getWindow(); | |
1690 | ||
1691 | var thisPos = screenPos( this, win ), | |
1692 | parentPos = screenPos( parent, win ), | |
1693 | eh = this.$.offsetHeight, | |
1694 | ew = this.$.offsetWidth, | |
1695 | ch = parent.$.clientHeight, | |
1696 | cw = parent.$.clientWidth, | |
1697 | lt, br; | |
1698 | ||
1699 | // Left-top margins. | |
1700 | lt = { | |
1701 | x: thisPos.x - margin( this, 'left' ) - parentPos.x || 0, | |
1702 | y: thisPos.y - margin( this, 'top' ) - parentPos.y || 0 | |
1703 | }; | |
1704 | ||
1705 | // Bottom-right margins. | |
1706 | br = { | |
1707 | x: thisPos.x + ew + margin( this, 'right' ) - ( ( parentPos.x ) + cw ) || 0, | |
1708 | y: thisPos.y + eh + margin( this, 'bottom' ) - ( ( parentPos.y ) + ch ) || 0 | |
1709 | }; | |
1710 | ||
1711 | // 1. Do the specified alignment as much as possible; | |
1712 | // 2. Otherwise be smart to scroll only the minimum amount; | |
1713 | // 3. Never cut at the top; | |
1714 | // 4. DO NOT scroll when already visible. | |
1715 | if ( lt.y < 0 || br.y > 0 ) | |
1716 | scrollBy( 0, alignToTop === true ? lt.y : alignToTop === false ? br.y : lt.y < 0 ? lt.y : br.y ); | |
1717 | ||
1718 | if ( hscroll && ( lt.x < 0 || br.x > 0 ) ) | |
1719 | scrollBy( lt.x < 0 ? lt.x : br.x, 0 ); | |
1720 | }, | |
1721 | ||
1722 | /** | |
1723 | * Switch the `class` attribute to reflect one of the triple states of an | |
1724 | * element in one of {@link CKEDITOR#TRISTATE_ON}, {@link CKEDITOR#TRISTATE_OFF} | |
1725 | * or {@link CKEDITOR#TRISTATE_DISABLED}. | |
1726 | * | |
1727 | * link.setState( CKEDITOR.TRISTATE_ON ); | |
1728 | * // <a class="cke_on" aria-pressed="true">...</a> | |
1729 | * link.setState( CKEDITOR.TRISTATE_OFF ); | |
1730 | * // <a class="cke_off">...</a> | |
1731 | * link.setState( CKEDITOR.TRISTATE_DISABLED ); | |
1732 | * // <a class="cke_disabled" aria-disabled="true">...</a> | |
1733 | * | |
1734 | * span.setState( CKEDITOR.TRISTATE_ON, 'cke_button' ); | |
1735 | * // <span class="cke_button_on">...</span> | |
1736 | * | |
1737 | * @param {Number} state Indicate the element state. One of {@link CKEDITOR#TRISTATE_ON}, | |
1738 | * {@link CKEDITOR#TRISTATE_OFF}, {@link CKEDITOR#TRISTATE_DISABLED}. | |
1739 | * @param [base='cke'] The prefix apply to each of the state class name. | |
1740 | * @param [useAria=true] Whether toggle the ARIA state attributes besides of class name change. | |
1741 | */ | |
1742 | setState: function( state, base, useAria ) { | |
1743 | base = base || 'cke'; | |
1744 | ||
1745 | switch ( state ) { | |
1746 | case CKEDITOR.TRISTATE_ON: | |
1747 | this.addClass( base + '_on' ); | |
1748 | this.removeClass( base + '_off' ); | |
1749 | this.removeClass( base + '_disabled' ); | |
1750 | useAria && this.setAttribute( 'aria-pressed', true ); | |
1751 | useAria && this.removeAttribute( 'aria-disabled' ); | |
1752 | break; | |
1753 | ||
1754 | case CKEDITOR.TRISTATE_DISABLED: | |
1755 | this.addClass( base + '_disabled' ); | |
1756 | this.removeClass( base + '_off' ); | |
1757 | this.removeClass( base + '_on' ); | |
1758 | useAria && this.setAttribute( 'aria-disabled', true ); | |
1759 | useAria && this.removeAttribute( 'aria-pressed' ); | |
1760 | break; | |
1761 | ||
1762 | default: | |
1763 | this.addClass( base + '_off' ); | |
1764 | this.removeClass( base + '_on' ); | |
1765 | this.removeClass( base + '_disabled' ); | |
1766 | useAria && this.removeAttribute( 'aria-pressed' ); | |
1767 | useAria && this.removeAttribute( 'aria-disabled' ); | |
1768 | break; | |
1769 | } | |
1770 | }, | |
1771 | ||
1772 | /** | |
1773 | * Returns the inner document of this `<iframe>` element. | |
1774 | * | |
1775 | * @returns {CKEDITOR.dom.document} The inner document. | |
1776 | */ | |
1777 | getFrameDocument: function() { | |
1778 | var $ = this.$; | |
1779 | ||
1780 | try { | |
1781 | // In IE, with custom document.domain, it may happen that | |
1782 | // the iframe is not yet available, resulting in "Access | |
1783 | // Denied" for the following property access. | |
1784 | $.contentWindow.document; | |
1785 | } catch ( e ) { | |
1786 | // Trick to solve this issue, forcing the iframe to get ready | |
1787 | // by simply setting its "src" property. | |
1788 | $.src = $.src; | |
1789 | } | |
1790 | ||
1791 | return $ && new CKEDITOR.dom.document( $.contentWindow.document ); | |
1792 | }, | |
1793 | ||
1794 | /** | |
1795 | * Copy all the attributes from one node to the other, kinda like a clone | |
1796 | * skipAttributes is an object with the attributes that must **not** be copied. | |
1797 | * | |
1798 | * @param {CKEDITOR.dom.element} dest The destination element. | |
1799 | * @param {Object} skipAttributes A dictionary of attributes to skip. | |
1800 | */ | |
1801 | copyAttributes: function( dest, skipAttributes ) { | |
1802 | var attributes = this.$.attributes; | |
1803 | skipAttributes = skipAttributes || {}; | |
1804 | ||
1805 | for ( var n = 0; n < attributes.length; n++ ) { | |
1806 | var attribute = attributes[ n ]; | |
1807 | ||
1808 | // Lowercase attribute name hard rule is broken for | |
1809 | // some attribute on IE, e.g. CHECKED. | |
1810 | var attrName = attribute.nodeName.toLowerCase(), | |
1811 | attrValue; | |
1812 | ||
1813 | // We can set the type only once, so do it with the proper value, not copying it. | |
1814 | if ( attrName in skipAttributes ) | |
1815 | continue; | |
1816 | ||
1817 | if ( attrName == 'checked' && ( attrValue = this.getAttribute( attrName ) ) ) | |
1818 | dest.setAttribute( attrName, attrValue ); | |
1819 | // IE contains not specified attributes in $.attributes so we need to check | |
1820 | // if elements attribute is specified using hasAttribute. | |
1821 | else if ( !CKEDITOR.env.ie || this.hasAttribute( attrName ) ) { | |
1822 | attrValue = this.getAttribute( attrName ); | |
1823 | if ( attrValue === null ) | |
1824 | attrValue = attribute.nodeValue; | |
1825 | ||
1826 | dest.setAttribute( attrName, attrValue ); | |
1827 | } | |
1828 | } | |
1829 | ||
1830 | // The style: | |
1831 | if ( this.$.style.cssText !== '' ) | |
1832 | dest.$.style.cssText = this.$.style.cssText; | |
1833 | }, | |
1834 | ||
1835 | /** | |
1836 | * Changes the tag name of the current element. | |
1837 | * | |
1838 | * @param {String} newTag The new tag for the element. | |
1839 | */ | |
1840 | renameNode: function( newTag ) { | |
1841 | // If it's already correct exit here. | |
1842 | if ( this.getName() == newTag ) | |
1843 | return; | |
1844 | ||
1845 | var doc = this.getDocument(); | |
1846 | ||
1847 | // Create the new node. | |
1848 | var newNode = new CKEDITOR.dom.element( newTag, doc ); | |
1849 | ||
1850 | // Copy all attributes. | |
1851 | this.copyAttributes( newNode ); | |
1852 | ||
1853 | // Move children to the new node. | |
1854 | this.moveChildren( newNode ); | |
1855 | ||
1856 | // Replace the node. | |
1857 | this.getParent( true ) && this.$.parentNode.replaceChild( newNode.$, this.$ ); | |
1858 | newNode.$[ 'data-cke-expando' ] = this.$[ 'data-cke-expando' ]; | |
1859 | this.$ = newNode.$; | |
1860 | // Bust getName's cache. (http://dev.ckeditor.com/ticket/8663) | |
1861 | delete this.getName; | |
1862 | }, | |
1863 | ||
1864 | /** | |
1865 | * Gets a DOM tree descendant under the current node. | |
1866 | * | |
1867 | * var strong = p.getChild( 0 ); | |
1868 | * | |
1869 | * @method | |
1870 | * @param {Array/Number} indices The child index or array of child indices under the node. | |
1871 | * @returns {CKEDITOR.dom.node} The specified DOM child under the current node. Null if child does not exist. | |
1872 | */ | |
1873 | getChild: ( function() { | |
1874 | function getChild( rawNode, index ) { | |
1875 | var childNodes = rawNode.childNodes; | |
1876 | ||
1877 | if ( index >= 0 && index < childNodes.length ) | |
1878 | return childNodes[ index ]; | |
1879 | } | |
1880 | ||
1881 | return function( indices ) { | |
1882 | var rawNode = this.$; | |
1883 | ||
1884 | if ( !indices.slice ) | |
1885 | rawNode = getChild( rawNode, indices ); | |
1886 | else { | |
1887 | indices = indices.slice(); | |
1888 | while ( indices.length > 0 && rawNode ) | |
1889 | rawNode = getChild( rawNode, indices.shift() ); | |
1890 | } | |
1891 | ||
1892 | return rawNode ? new CKEDITOR.dom.node( rawNode ) : null; | |
1893 | }; | |
1894 | } )(), | |
1895 | ||
1896 | /** | |
1897 | * Gets number of element's children. | |
1898 | * | |
1899 | * @returns {Number} | |
1900 | */ | |
1901 | getChildCount: function() { | |
1902 | return this.$.childNodes.length; | |
1903 | }, | |
1904 | ||
1905 | /** | |
1906 | * Disables browser's context menu in this element. | |
1907 | */ | |
1908 | disableContextMenu: function() { | |
1909 | this.on( 'contextmenu', function( evt ) { | |
1910 | // Cancel the browser context menu. | |
1911 | if ( !evt.data.getTarget().getAscendant( enablesContextMenu, true ) ) | |
1912 | evt.data.preventDefault(); | |
1913 | } ); | |
1914 | ||
1915 | function enablesContextMenu( node ) { | |
1916 | return node.type == CKEDITOR.NODE_ELEMENT && node.hasClass( 'cke_enable_context_menu' ); | |
1917 | } | |
1918 | }, | |
1919 | ||
1920 | /** | |
1921 | * Gets element's direction. Supports both CSS `direction` prop and `dir` attr. | |
1922 | */ | |
1923 | getDirection: function( useComputed ) { | |
1924 | if ( useComputed ) { | |
1925 | return this.getComputedStyle( 'direction' ) || | |
1926 | this.getDirection() || | |
1927 | this.getParent() && this.getParent().getDirection( 1 ) || | |
1928 | this.getDocument().$.dir || | |
1929 | 'ltr'; | |
1930 | } | |
1931 | else { | |
1932 | return this.getStyle( 'direction' ) || this.getAttribute( 'dir' ); | |
1933 | } | |
1934 | }, | |
1935 | ||
1936 | /** | |
1937 | * Gets, sets and removes custom data to be stored as HTML5 data-* attributes. | |
1938 | * | |
1939 | * element.data( 'extra-info', 'test' ); // Appended the attribute data-extra-info="test" to the element. | |
1940 | * alert( element.data( 'extra-info' ) ); // 'test' | |
1941 | * element.data( 'extra-info', false ); // Remove the data-extra-info attribute from the element. | |
1942 | * | |
1943 | * @param {String} name The name of the attribute, excluding the `data-` part. | |
1944 | * @param {String} [value] The value to set. If set to false, the attribute will be removed. | |
1945 | */ | |
1946 | data: function( name, value ) { | |
1947 | name = 'data-' + name; | |
1948 | if ( value === undefined ) | |
1949 | return this.getAttribute( name ); | |
1950 | else if ( value === false ) | |
1951 | this.removeAttribute( name ); | |
1952 | else | |
1953 | this.setAttribute( name, value ); | |
1954 | ||
1955 | return null; | |
1956 | }, | |
1957 | ||
1958 | /** | |
1959 | * Retrieves an editor instance which is based on this element (if any). | |
1960 | * It basically loops over {@link CKEDITOR#instances} in search for an instance | |
1961 | * that uses the element. | |
1962 | * | |
1963 | * var element = new CKEDITOR.dom.element( 'div' ); | |
1964 | * element.appendTo( CKEDITOR.document.getBody() ); | |
1965 | * CKEDITOR.replace( element ); | |
1966 | * alert( element.getEditor().name ); // 'editor1' | |
1967 | * | |
1968 | * By default this method considers only original DOM elements upon which the editor | |
1969 | * was created. Setting `optimized` parameter to `false` will consider editor editable | |
1970 | * and its children. | |
1971 | * | |
1972 | * @param {Boolean} [optimized=true] If set to `false` it will scan every editor editable. | |
1973 | * @returns {CKEDITOR.editor} An editor instance or null if nothing has been found. | |
1974 | */ | |
1975 | getEditor: function( optimized ) { | |
1976 | var instances = CKEDITOR.instances, | |
1977 | name, instance, editable; | |
1978 | ||
1979 | optimized = optimized || optimized === undefined; | |
1980 | ||
1981 | for ( name in instances ) { | |
1982 | instance = instances[ name ]; | |
1983 | ||
1984 | if ( instance.element.equals( this ) && instance.elementMode != CKEDITOR.ELEMENT_MODE_APPENDTO ) | |
1985 | return instance; | |
1986 | ||
1987 | if ( !optimized ) { | |
1988 | editable = instance.editable(); | |
1989 | ||
1990 | if ( editable && ( editable.equals( this ) || editable.contains( this ) ) ) { | |
1991 | return instance; | |
1992 | } | |
1993 | } | |
1994 | } | |
1995 | ||
1996 | return null; | |
1997 | }, | |
1998 | ||
1999 | /** | |
2000 | * Returns list of elements within this element that match specified `selector`. | |
2001 | * | |
2002 | * **Notes:** | |
2003 | * | |
2004 | * * Not available in IE7. | |
2005 | * * Returned list is not a live collection (like a result of native `querySelectorAll`). | |
2006 | * * Unlike native `querySelectorAll` this method ensures selector contextualization. This is: | |
2007 | * | |
2008 | * HTML: '<body><div><i>foo</i></div></body>' | |
2009 | * Native: div.querySelectorAll( 'body i' ) // -> [ <i>foo</i> ] | |
2010 | * Method: div.find( 'body i' ) // -> [] | |
2011 | * div.find( 'i' ) // -> [ <i>foo</i> ] | |
2012 | * | |
2013 | * @since 4.3 | |
2014 | * @param {String} selector | |
2015 | * @returns {CKEDITOR.dom.nodeList} | |
2016 | */ | |
2017 | find: function( selector ) { | |
2018 | var removeTmpId = createTmpId( this ), | |
2019 | list = new CKEDITOR.dom.nodeList( | |
2020 | this.$.querySelectorAll( getContextualizedSelector( this, selector ) ) | |
2021 | ); | |
2022 | ||
2023 | removeTmpId(); | |
2024 | ||
2025 | return list; | |
2026 | }, | |
2027 | ||
2028 | /** | |
2029 | * Returns first element within this element that matches specified `selector`. | |
2030 | * | |
2031 | * **Notes:** | |
2032 | * | |
2033 | * * Not available in IE7. | |
2034 | * * Unlike native `querySelectorAll` this method ensures selector contextualization. This is: | |
2035 | * | |
2036 | * HTML: '<body><div><i>foo</i></div></body>' | |
2037 | * Native: div.querySelector( 'body i' ) // -> <i>foo</i> | |
2038 | * Method: div.findOne( 'body i' ) // -> null | |
2039 | * div.findOne( 'i' ) // -> <i>foo</i> | |
2040 | * | |
2041 | * @since 4.3 | |
2042 | * @param {String} selector | |
2043 | * @returns {CKEDITOR.dom.element} | |
2044 | */ | |
2045 | findOne: function( selector ) { | |
2046 | var removeTmpId = createTmpId( this ), | |
2047 | found = this.$.querySelector( getContextualizedSelector( this, selector ) ); | |
2048 | ||
2049 | removeTmpId(); | |
2050 | ||
2051 | return found ? new CKEDITOR.dom.element( found ) : null; | |
2052 | }, | |
2053 | ||
2054 | /** | |
2055 | * Traverse the DOM of this element (inclusive), executing a callback for | |
2056 | * each node. | |
2057 | * | |
2058 | * var element = CKEDITOR.dom.element.createFromHtml( '<div><p>foo<b>bar</b>bom</p></div>' ); | |
2059 | * element.forEach( function( node ) { | |
2060 | * console.log( node ); | |
2061 | * } ); | |
2062 | * // Will log: | |
2063 | * // 1. <div> element, | |
2064 | * // 2. <p> element, | |
2065 | * // 3. "foo" text node, | |
2066 | * // 4. <b> element, | |
2067 | * // 5. "bar" text node, | |
2068 | * // 6. "bom" text node. | |
2069 | * | |
2070 | * @since 4.3 | |
2071 | * @param {Function} callback Function to be executed on every node. | |
2072 | * If `callback` returns `false` descendants of the node will be ignored. | |
2073 | * @param {CKEDITOR.htmlParser.node} callback.node Node passed as argument. | |
2074 | * @param {Number} [type] If specified `callback` will be executed only on | |
2075 | * nodes of this type. | |
2076 | * @param {Boolean} [skipRoot] Don't execute `callback` on this element. | |
2077 | */ | |
2078 | forEach: function( callback, type, skipRoot ) { | |
2079 | if ( !skipRoot && ( !type || this.type == type ) ) | |
2080 | var ret = callback( this ); | |
2081 | ||
2082 | // Do not filter children if callback returned false. | |
2083 | if ( ret === false ) | |
2084 | return; | |
2085 | ||
2086 | var children = this.getChildren(), | |
2087 | node, | |
2088 | i = 0; | |
2089 | ||
2090 | // We do not cache the size, because the live list of nodes may be changed by the callback. | |
2091 | for ( ; i < children.count(); i++ ) { | |
2092 | node = children.getItem( i ); | |
2093 | if ( node.type == CKEDITOR.NODE_ELEMENT ) | |
2094 | node.forEach( callback, type ); | |
2095 | else if ( !type || node.type == type ) | |
2096 | callback( node ); | |
2097 | } | |
2098 | } | |
2099 | } ); | |
2100 | ||
2101 | function createTmpId( element ) { | |
2102 | var hadId = true; | |
2103 | ||
2104 | if ( !element.$.id ) { | |
2105 | element.$.id = 'cke_tmp_' + CKEDITOR.tools.getNextNumber(); | |
2106 | hadId = false; | |
2107 | } | |
2108 | ||
2109 | return function() { | |
2110 | if ( !hadId ) | |
2111 | element.removeAttribute( 'id' ); | |
2112 | }; | |
2113 | } | |
2114 | ||
2115 | function getContextualizedSelector( element, selector ) { | |
2116 | var id = CKEDITOR.tools.escapeCss( element.$.id ); | |
2117 | return '#' + id + ' ' + selector.split( /,\s*/ ).join( ', #' + id + ' ' ); | |
2118 | } | |
2119 | ||
2120 | var sides = { | |
2121 | width: [ 'border-left-width', 'border-right-width', 'padding-left', 'padding-right' ], | |
2122 | height: [ 'border-top-width', 'border-bottom-width', 'padding-top', 'padding-bottom' ] | |
2123 | }; | |
2124 | ||
2125 | // Generate list of specific style rules, applicable to margin/padding/border. | |
2126 | function expandedRules( style ) { | |
2127 | var sides = [ 'top', 'left', 'right', 'bottom' ], components; | |
2128 | ||
2129 | if ( style == 'border' ) | |
2130 | components = [ 'color', 'style', 'width' ]; | |
2131 | ||
2132 | var styles = []; | |
2133 | for ( var i = 0 ; i < sides.length ; i++ ) { | |
2134 | ||
2135 | if ( components ) { | |
2136 | for ( var j = 0 ; j < components.length ; j++ ) | |
2137 | styles.push( [ style, sides[ i ], components[ j ] ].join( '-' ) ); | |
2138 | } else { | |
2139 | styles.push( [ style, sides[ i ] ].join( '-' ) ); | |
2140 | } | |
2141 | } | |
2142 | ||
2143 | return styles; | |
2144 | } | |
2145 | ||
2146 | function marginAndPaddingSize( type ) { | |
2147 | var adjustment = 0; | |
2148 | for ( var i = 0, len = sides[ type ].length; i < len; i++ ) | |
2149 | adjustment += parseFloat( this.getComputedStyle( sides[ type ][ i ] ) || 0, 10 ) || 0; | |
2150 | return adjustment; | |
2151 | } | |
2152 | ||
2153 | /** | |
2154 | * Sets the element size considering the box model. | |
2155 | * | |
2156 | * @param {'width'/'height'} type The dimension to set. | |
2157 | * @param {Number} size The length unit in px. | |
2158 | * @param {Boolean} isBorderBox Apply the size based on the border box model. | |
2159 | */ | |
2160 | CKEDITOR.dom.element.prototype.setSize = function( type, size, isBorderBox ) { | |
2161 | if ( typeof size == 'number' ) { | |
2162 | if ( isBorderBox && !( CKEDITOR.env.ie && CKEDITOR.env.quirks ) ) | |
2163 | size -= marginAndPaddingSize.call( this, type ); | |
2164 | ||
2165 | this.setStyle( type, size + 'px' ); | |
2166 | } | |
2167 | }; | |
2168 | ||
2169 | /** | |
2170 | * Gets the element size, possibly considering the box model. | |
2171 | * | |
2172 | * @param {'width'/'height'} type The dimension to get. | |
2173 | * @param {Boolean} isBorderBox Get the size based on the border box model. | |
2174 | */ | |
2175 | CKEDITOR.dom.element.prototype.getSize = function( type, isBorderBox ) { | |
2176 | var size = Math.max( this.$[ 'offset' + CKEDITOR.tools.capitalize( type ) ], this.$[ 'client' + CKEDITOR.tools.capitalize( type ) ] ) || 0; | |
2177 | ||
2178 | if ( isBorderBox ) | |
2179 | size -= marginAndPaddingSize.call( this, type ); | |
2180 | ||
2181 | return size; | |
2182 | }; | |
2183 | } )(); |