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 | CKEDITOR.plugins.add( 'styles',
|
---|
7 | {
|
---|
8 | requires : [ 'selection' ]
|
---|
9 | });
|
---|
10 |
|
---|
11 | /**
|
---|
12 | * Registers a function to be called whenever a style changes its state in the
|
---|
13 | * editing area. The current state is passed to the function. The possible
|
---|
14 | * states are {@link CKEDITOR.TRISTATE_ON} and {@link CKEDITOR.TRISTATE_OFF}.
|
---|
15 | * @param {CKEDITOR.style} The style to be watched.
|
---|
16 | * @param {Function} The function to be called when the style state changes.
|
---|
17 | * @example
|
---|
18 | * // Create a style object for the <b> element.
|
---|
19 | * var style = new CKEDITOR.style( { element : 'b' } );
|
---|
20 | * var editor = CKEDITOR.instances.editor1;
|
---|
21 | * editor.attachStyleStateChange( style, function( state )
|
---|
22 | * {
|
---|
23 | * if ( state == CKEDITOR.TRISTATE_ON )
|
---|
24 | * alert( 'The current state for the B element is ON' );
|
---|
25 | * else
|
---|
26 | * alert( 'The current state for the B element is OFF' );
|
---|
27 | * });
|
---|
28 | */
|
---|
29 | CKEDITOR.editor.prototype.attachStyleStateChange = function( style, callback )
|
---|
30 | {
|
---|
31 | // Try to get the list of attached callbacks.
|
---|
32 | var styleStateChangeCallbacks = this._.styleStateChangeCallbacks;
|
---|
33 |
|
---|
34 | // If it doesn't exist, it means this is the first call. So, let's create
|
---|
35 | // all the structure to manage the style checks and the callback calls.
|
---|
36 | if ( !styleStateChangeCallbacks )
|
---|
37 | {
|
---|
38 | // Create the callbacks array.
|
---|
39 | styleStateChangeCallbacks = this._.styleStateChangeCallbacks = [];
|
---|
40 |
|
---|
41 | // Attach to the selectionChange event, so we can check the styles at
|
---|
42 | // that point.
|
---|
43 | this.on( 'selectionChange', function( ev )
|
---|
44 | {
|
---|
45 | // Loop throw all registered callbacks.
|
---|
46 | for ( var i = 0 ; i < styleStateChangeCallbacks.length ; i++ )
|
---|
47 | {
|
---|
48 | var callback = styleStateChangeCallbacks[ i ];
|
---|
49 |
|
---|
50 | // Check the current state for the style defined for that
|
---|
51 | // callback.
|
---|
52 | var currentState = callback.style.checkActive( ev.data.path ) ? CKEDITOR.TRISTATE_ON : CKEDITOR.TRISTATE_OFF;
|
---|
53 |
|
---|
54 | // If the state changed since the last check.
|
---|
55 | if ( callback.state !== currentState )
|
---|
56 | {
|
---|
57 | // Call the callback function, passing the current
|
---|
58 | // state to it.
|
---|
59 | callback.fn.call( this, currentState );
|
---|
60 |
|
---|
61 | // Save the current state, so it can be compared next
|
---|
62 | // time.
|
---|
63 | callback.state !== currentState;
|
---|
64 | }
|
---|
65 | }
|
---|
66 | });
|
---|
67 | }
|
---|
68 |
|
---|
69 | // Save the callback info, so it can be checked on the next occurence of
|
---|
70 | // selectionChange.
|
---|
71 | styleStateChangeCallbacks.push( { style : style, fn : callback } );
|
---|
72 | };
|
---|
73 |
|
---|
74 | CKEDITOR.STYLE_BLOCK = 1;
|
---|
75 | CKEDITOR.STYLE_INLINE = 2;
|
---|
76 | CKEDITOR.STYLE_OBJECT = 3;
|
---|
77 |
|
---|
78 | (function()
|
---|
79 | {
|
---|
80 | var blockElements = { address:1,div:1,h1:1,h2:1,h3:1,h4:1,h5:1,h6:1,p:1,pre:1 };
|
---|
81 | var objectElements = { a:1,embed:1,hr:1,img:1,li:1,object:1,ol:1,table:1,td:1,tr:1,ul:1 };
|
---|
82 |
|
---|
83 | var semicolonFixRegex = /\s*(?:;\s*|$)/;
|
---|
84 |
|
---|
85 | CKEDITOR.style = function( styleDefinition, variablesValues )
|
---|
86 | {
|
---|
87 | if ( variablesValues )
|
---|
88 | {
|
---|
89 | styleDefinition = CKEDITOR.tools.clone( styleDefinition );
|
---|
90 |
|
---|
91 | replaceVariables( styleDefinition.attributes, variablesValues );
|
---|
92 | replaceVariables( styleDefinition.styles, variablesValues );
|
---|
93 | }
|
---|
94 |
|
---|
95 | var element = this.element = ( styleDefinition.element || '*' ).toLowerCase();
|
---|
96 |
|
---|
97 | this.type =
|
---|
98 | ( element == '#' || blockElements[ element ] ) ?
|
---|
99 | CKEDITOR.STYLE_BLOCK
|
---|
100 | : objectElements[ element ] ?
|
---|
101 | CKEDITOR.STYLE_OBJECT
|
---|
102 | :
|
---|
103 | CKEDITOR.STYLE_INLINE;
|
---|
104 |
|
---|
105 | this._ =
|
---|
106 | {
|
---|
107 | definition : styleDefinition
|
---|
108 | };
|
---|
109 | };
|
---|
110 |
|
---|
111 | CKEDITOR.style.prototype =
|
---|
112 | {
|
---|
113 | apply : function( document )
|
---|
114 | {
|
---|
115 | applyStyle.call( this, document, false );
|
---|
116 | },
|
---|
117 |
|
---|
118 | remove : function( document )
|
---|
119 | {
|
---|
120 | applyStyle.call( this, document, true );
|
---|
121 | },
|
---|
122 |
|
---|
123 | applyToRange : function( range )
|
---|
124 | {
|
---|
125 | return ( this.applyToRange =
|
---|
126 | this.type == CKEDITOR.STYLE_INLINE ?
|
---|
127 | applyInlineStyle
|
---|
128 | : this.type == CKEDITOR.STYLE_BLOCK ?
|
---|
129 | applyBlockStyle
|
---|
130 | : null ).call( this, range );
|
---|
131 | },
|
---|
132 |
|
---|
133 | removeFromRange : function( range )
|
---|
134 | {
|
---|
135 | return ( this.removeFromRange =
|
---|
136 | this.type == CKEDITOR.STYLE_INLINE ?
|
---|
137 | removeInlineStyle
|
---|
138 | : null ).call( this, range );
|
---|
139 | },
|
---|
140 |
|
---|
141 | applyToObject : function( element )
|
---|
142 | {
|
---|
143 | setupElement( element, this );
|
---|
144 | },
|
---|
145 |
|
---|
146 | /**
|
---|
147 | * Get the style state inside an element path. Returns "true" if the
|
---|
148 | * element is active in the path.
|
---|
149 | */
|
---|
150 | checkActive : function( elementPath )
|
---|
151 | {
|
---|
152 | switch ( this.type )
|
---|
153 | {
|
---|
154 | case CKEDITOR.STYLE_BLOCK :
|
---|
155 | return this.checkElementRemovable( elementPath.block || elementPath.blockLimit, true );
|
---|
156 |
|
---|
157 | case CKEDITOR.STYLE_INLINE :
|
---|
158 |
|
---|
159 | var elements = elementPath.elements;
|
---|
160 |
|
---|
161 | for ( var i = 0, element ; i < elements.length ; i++ )
|
---|
162 | {
|
---|
163 | element = elements[i];
|
---|
164 |
|
---|
165 | if ( element == elementPath.block || element == elementPath.blockLimit )
|
---|
166 | continue;
|
---|
167 |
|
---|
168 | if ( this.checkElementRemovable( element, true ) )
|
---|
169 | return true;
|
---|
170 | }
|
---|
171 | }
|
---|
172 | return false;
|
---|
173 | },
|
---|
174 |
|
---|
175 | // Checks if an element, or any of its attributes, is removable by the
|
---|
176 | // current style definition.
|
---|
177 | checkElementRemovable : function( element, fullMatch )
|
---|
178 | {
|
---|
179 | if ( !element )
|
---|
180 | return false;
|
---|
181 |
|
---|
182 | var def = this._.definition,
|
---|
183 | attribs;
|
---|
184 |
|
---|
185 | // If the element name is the same as the style name.
|
---|
186 | if ( element.getName() == this.element )
|
---|
187 | {
|
---|
188 | // If no attributes are defined in the element.
|
---|
189 | if ( !fullMatch && !element.hasAttributes() )
|
---|
190 | return true;
|
---|
191 |
|
---|
192 | attribs = getAttributesForComparison( def );
|
---|
193 |
|
---|
194 | if ( attribs._length )
|
---|
195 | {
|
---|
196 | for ( var attName in attribs )
|
---|
197 | {
|
---|
198 | if ( attName == '_length' )
|
---|
199 | continue;
|
---|
200 |
|
---|
201 | var elementAttr = element.getAttribute( attName );
|
---|
202 | if ( attribs[attName] ==
|
---|
203 | ( attName == 'style' ?
|
---|
204 | normalizeCssText( elementAttr, false ) : elementAttr ) )
|
---|
205 | {
|
---|
206 | if ( !fullMatch )
|
---|
207 | return true;
|
---|
208 | }
|
---|
209 | else if ( fullMatch )
|
---|
210 | return false;
|
---|
211 | }
|
---|
212 | if( fullMatch )
|
---|
213 | return true;
|
---|
214 | }
|
---|
215 | else
|
---|
216 | return true;
|
---|
217 | }
|
---|
218 |
|
---|
219 | // Check if the element can be somehow overriden.
|
---|
220 | var override = getOverrides( this )[ element.getName() ] ;
|
---|
221 | if ( override )
|
---|
222 | {
|
---|
223 | // If no attributes have been defined, remove the element.
|
---|
224 | if ( !( attribs = override.attributes ) )
|
---|
225 | return true;
|
---|
226 |
|
---|
227 | for ( var i = 0 ; i < attribs.length ; i++ )
|
---|
228 | {
|
---|
229 | attName = attribs[i][0];
|
---|
230 | var actualAttrValue = element.getAttribute( attName );
|
---|
231 | if ( actualAttrValue )
|
---|
232 | {
|
---|
233 | var attValue = attribs[i][1];
|
---|
234 |
|
---|
235 | // Remove the attribute if:
|
---|
236 | // - The override definition value is null;
|
---|
237 | // - The override definition value is a string that
|
---|
238 | // matches the attribute value exactly.
|
---|
239 | // - The override definition value is a regex that
|
---|
240 | // has matches in the attribute value.
|
---|
241 | if ( attValue === null ||
|
---|
242 | ( typeof attValue == 'string' && actualAttrValue == attValue ) ||
|
---|
243 | attValue.test( actualAttrValue ) )
|
---|
244 | return true;
|
---|
245 | }
|
---|
246 | }
|
---|
247 | }
|
---|
248 | return false;
|
---|
249 | }
|
---|
250 | };
|
---|
251 |
|
---|
252 | // Build the cssText based on the styles definition.
|
---|
253 | CKEDITOR.style.getStyleText = function( styleDefinition )
|
---|
254 | {
|
---|
255 | // If we have already computed it, just return it.
|
---|
256 | var stylesDef = styleDefinition._ST;
|
---|
257 | if ( stylesDef )
|
---|
258 | return stylesDef;
|
---|
259 |
|
---|
260 | stylesDef = styleDefinition.styles;
|
---|
261 |
|
---|
262 | // Builds the StyleText.
|
---|
263 |
|
---|
264 | var stylesText = ( styleDefinition.attributes && styleDefinition.attributes[ 'style' ] ) || '';
|
---|
265 |
|
---|
266 | if ( stylesText.length )
|
---|
267 | stylesText = stylesText.replace( semicolonFixRegex, ';' );
|
---|
268 |
|
---|
269 | for ( var style in stylesDef )
|
---|
270 | stylesText += ( style + ':' + stylesDef[ style ] ).replace( semicolonFixRegex, ';' );
|
---|
271 |
|
---|
272 | // Browsers make some changes to the style when applying them. So, here
|
---|
273 | // we normalize it to the browser format.
|
---|
274 | if ( stylesText.length )
|
---|
275 | stylesText = normalizeCssText( stylesText );
|
---|
276 |
|
---|
277 | // Return it, saving it to the next request.
|
---|
278 | return ( styleDefinition._ST = stylesText );
|
---|
279 | };
|
---|
280 |
|
---|
281 | function applyInlineStyle( range )
|
---|
282 | {
|
---|
283 | var document = range.document;
|
---|
284 |
|
---|
285 | if ( range.collapsed )
|
---|
286 | {
|
---|
287 | // Create the element to be inserted in the DOM.
|
---|
288 | var collapsedElement = getElement( this, document );
|
---|
289 |
|
---|
290 | // Insert the empty element into the DOM at the range position.
|
---|
291 | range.insertNode( collapsedElement );
|
---|
292 |
|
---|
293 | // Place the selection right inside the empty element.
|
---|
294 | range.moveToPosition( collapsedElement, CKEDITOR.POSITION_BEFORE_END );
|
---|
295 |
|
---|
296 | return;
|
---|
297 | }
|
---|
298 |
|
---|
299 | var elementName = this.element;
|
---|
300 | var def = this._.definition;
|
---|
301 | var isUnknownElement;
|
---|
302 |
|
---|
303 | // Get the DTD definition for the element. Defaults to "span".
|
---|
304 | var dtd = CKEDITOR.dtd[ elementName ] || ( isUnknownElement = true, CKEDITOR.dtd.span );
|
---|
305 |
|
---|
306 | // Bookmark the range so we can re-select it after processing.
|
---|
307 | var bookmark = range.createBookmark();
|
---|
308 |
|
---|
309 | // Expand the range.
|
---|
310 | range.enlarge( CKEDITOR.ENLARGE_ELEMENT );
|
---|
311 | range.trim();
|
---|
312 |
|
---|
313 | // Get the first node to be processed and the last, which concludes the
|
---|
314 | // processing.
|
---|
315 | var boundaryNodes = range.getBoundaryNodes();
|
---|
316 | var firstNode = boundaryNodes.startNode;
|
---|
317 | var lastNode = boundaryNodes.endNode.getNextSourceNode( true );
|
---|
318 |
|
---|
319 | // Probably the document end is reached, we need a marker node.
|
---|
320 | if ( !lastNode )
|
---|
321 | {
|
---|
322 | var marker;
|
---|
323 | lastNode = marker = document.createText( '' );
|
---|
324 | lastNode.insertAfter( range.endContainer );
|
---|
325 | }
|
---|
326 | // The detection algorithm below skips the contents inside bookmark nodes, so
|
---|
327 | // we'll need to make sure lastNode isn't the inside a bookmark node.
|
---|
328 | var lastParent = lastNode.getParent();
|
---|
329 | if ( lastParent && lastParent.getAttribute( '_fck_bookmark' ) )
|
---|
330 | lastNode = lastParent;
|
---|
331 |
|
---|
332 | if ( lastNode.equals( firstNode ) )
|
---|
333 | {
|
---|
334 | // If the last node is the same as the the first one, we must move
|
---|
335 | // it to the next one, otherwise the first one will not be
|
---|
336 | // processed.
|
---|
337 | lastNode = lastNode.getNextSourceNode( true );
|
---|
338 |
|
---|
339 | // It may happen that there are no more nodes after it (the end of
|
---|
340 | // the document), so we must add something there to make our code
|
---|
341 | // simpler.
|
---|
342 | if ( !lastNode )
|
---|
343 | {
|
---|
344 | lastNode = marker = document.createText( '' );
|
---|
345 | lastNode.insertAfter( firstNode );
|
---|
346 | }
|
---|
347 | }
|
---|
348 |
|
---|
349 | var currentNode = firstNode;
|
---|
350 |
|
---|
351 | var styleRange;
|
---|
352 |
|
---|
353 | // Indicates that that some useful inline content has been found, so
|
---|
354 | // the style should be applied.
|
---|
355 | var hasContents;
|
---|
356 |
|
---|
357 | while ( currentNode )
|
---|
358 | {
|
---|
359 | var applyStyle = false;
|
---|
360 |
|
---|
361 | if ( currentNode.equals( lastNode ) )
|
---|
362 | {
|
---|
363 | currentNode = null;
|
---|
364 | applyStyle = true;
|
---|
365 | }
|
---|
366 | else
|
---|
367 | {
|
---|
368 | var nodeType = currentNode.type;
|
---|
369 | var nodeName = nodeType == CKEDITOR.NODE_ELEMENT ? currentNode.getName() : null;
|
---|
370 |
|
---|
371 | if ( nodeName && currentNode.getAttribute( '_fck_bookmark' ) )
|
---|
372 | {
|
---|
373 | currentNode = currentNode.getNextSourceNode( true );
|
---|
374 | continue;
|
---|
375 | }
|
---|
376 |
|
---|
377 | // Check if the current node can be a child of the style element.
|
---|
378 | if ( !nodeName || ( dtd[ nodeName ] && ( currentNode.getPosition( lastNode ) | CKEDITOR.POSITION_PRECEDING | CKEDITOR.POSITION_IDENTICAL | CKEDITOR.POSITION_IS_CONTAINED ) == ( CKEDITOR.POSITION_PRECEDING + CKEDITOR.POSITION_IDENTICAL + CKEDITOR.POSITION_IS_CONTAINED ) ) )
|
---|
379 | {
|
---|
380 | var currentParent = currentNode.getParent();
|
---|
381 |
|
---|
382 | // Check if the style element can be a child of the current
|
---|
383 | // node parent or if the element is not defined in the DTD.
|
---|
384 | if ( currentParent && ( ( currentParent.getDtd() || CKEDITOR.dtd.span )[ elementName ] || isUnknownElement ) )
|
---|
385 | {
|
---|
386 | // This node will be part of our range, so if it has not
|
---|
387 | // been started, place its start right before the node.
|
---|
388 | // In the case of an element node, it will be included
|
---|
389 | // only if it is entirely inside the range.
|
---|
390 | if ( !styleRange && ( !nodeName || !CKEDITOR.dtd.$removeEmpty[ nodeName ] || ( currentNode.getPosition( lastNode ) | CKEDITOR.POSITION_PRECEDING | CKEDITOR.POSITION_IDENTICAL | CKEDITOR.POSITION_IS_CONTAINED ) == ( CKEDITOR.POSITION_PRECEDING + CKEDITOR.POSITION_IDENTICAL + CKEDITOR.POSITION_IS_CONTAINED ) ) )
|
---|
391 | {
|
---|
392 | styleRange = new CKEDITOR.dom.range( document );
|
---|
393 | styleRange.setStartBefore( currentNode );
|
---|
394 | }
|
---|
395 |
|
---|
396 | // Non element nodes, or empty elements can be added
|
---|
397 | // completely to the range.
|
---|
398 | if ( nodeType == CKEDITOR.NODE_TEXT || ( nodeType == CKEDITOR.NODE_ELEMENT && !currentNode.getChildCount() ) )
|
---|
399 | {
|
---|
400 | var includedNode = currentNode;
|
---|
401 | var parentNode;
|
---|
402 |
|
---|
403 | // This node is about to be included completelly, but,
|
---|
404 | // if this is the last node in its parent, we must also
|
---|
405 | // check if the parent itself can be added completelly
|
---|
406 | // to the range.
|
---|
407 | while ( !includedNode.$.nextSibling
|
---|
408 | && ( parentNode = includedNode.getParent(), dtd[ parentNode.getName() ] )
|
---|
409 | && ( parentNode.getPosition( firstNode ) | CKEDITOR.POSITION_FOLLOWING | CKEDITOR.POSITION_IDENTICAL | CKEDITOR.POSITION_IS_CONTAINED ) == ( CKEDITOR.POSITION_FOLLOWING + CKEDITOR.POSITION_IDENTICAL + CKEDITOR.POSITION_IS_CONTAINED ) )
|
---|
410 | {
|
---|
411 | includedNode = parentNode;
|
---|
412 | }
|
---|
413 |
|
---|
414 | styleRange.setEndAfter( includedNode );
|
---|
415 |
|
---|
416 | // If the included node still is the last node in its
|
---|
417 | // parent, it means that the parent can't be included
|
---|
418 | // in this style DTD, so apply the style immediately.
|
---|
419 | if ( !includedNode.$.nextSibling )
|
---|
420 | applyStyle = true;
|
---|
421 |
|
---|
422 | if ( !hasContents )
|
---|
423 | hasContents = ( nodeType != CKEDITOR.NODE_TEXT || (/[^\s\ufeff]/).test( currentNode.getText() ) );
|
---|
424 | }
|
---|
425 | }
|
---|
426 | else
|
---|
427 | applyStyle = true;
|
---|
428 | }
|
---|
429 | else
|
---|
430 | applyStyle = true;
|
---|
431 |
|
---|
432 | // Get the next node to be processed.
|
---|
433 | currentNode = currentNode.getNextSourceNode();
|
---|
434 | }
|
---|
435 |
|
---|
436 | // Apply the style if we have something to which apply it.
|
---|
437 | if ( applyStyle && hasContents && styleRange && !styleRange.collapsed )
|
---|
438 | {
|
---|
439 | // Build the style element, based on the style object definition.
|
---|
440 | var styleNode = getElement( this, document );
|
---|
441 |
|
---|
442 | // Get the element that holds the entire range.
|
---|
443 | var parent = styleRange.getCommonAncestor();
|
---|
444 |
|
---|
445 | // Loop through the parents, removing the redundant attributes
|
---|
446 | // from the element to be applied.
|
---|
447 | while ( styleNode && parent )
|
---|
448 | {
|
---|
449 | if ( parent.getName() == elementName )
|
---|
450 | {
|
---|
451 | for ( var attName in def.attributes )
|
---|
452 | {
|
---|
453 | if ( styleNode.getAttribute( attName ) == parent.getAttribute( attName ) )
|
---|
454 | styleNode.removeAttribute( attName );
|
---|
455 | }
|
---|
456 |
|
---|
457 | for ( var styleName in def.styles )
|
---|
458 | {
|
---|
459 | if ( styleNode.getStyle( styleName ) == parent.getStyle( styleName ) )
|
---|
460 | styleNode.removeStyle( styleName );
|
---|
461 | }
|
---|
462 |
|
---|
463 | if ( !styleNode.hasAttributes() )
|
---|
464 | {
|
---|
465 | styleNode = null;
|
---|
466 | break;
|
---|
467 | }
|
---|
468 | }
|
---|
469 |
|
---|
470 | parent = parent.getParent();
|
---|
471 | }
|
---|
472 |
|
---|
473 | if ( styleNode )
|
---|
474 | {
|
---|
475 | // Move the contents of the range to the style element.
|
---|
476 | styleRange.extractContents().appendTo( styleNode );
|
---|
477 |
|
---|
478 | // Here we do some cleanup, removing all duplicated
|
---|
479 | // elements from the style element.
|
---|
480 | removeFromInsideElement( this, styleNode );
|
---|
481 |
|
---|
482 | // Insert it into the range position (it is collapsed after
|
---|
483 | // extractContents.
|
---|
484 | styleRange.insertNode( styleNode );
|
---|
485 |
|
---|
486 | // Let's merge our new style with its neighbors, if possible.
|
---|
487 | mergeSiblings( styleNode );
|
---|
488 |
|
---|
489 | // As the style system breaks text nodes constantly, let's normalize
|
---|
490 | // things for performance.
|
---|
491 | // With IE, some paragraphs get broken when calling normalize()
|
---|
492 | // repeatedly. Also, for IE, we must normalize body, not documentElement.
|
---|
493 | // IE is also known for having a "crash effect" with normalize().
|
---|
494 | // We should try to normalize with IE too in some way, somewhere.
|
---|
495 | if ( !CKEDITOR.env.ie )
|
---|
496 | styleNode.$.normalize();
|
---|
497 | }
|
---|
498 |
|
---|
499 | // Style applied, let's release the range, so it gets
|
---|
500 | // re-initialization in the next loop.
|
---|
501 | styleRange = null;
|
---|
502 | }
|
---|
503 | }
|
---|
504 |
|
---|
505 | // Remove the temporary marking node.(#4111)
|
---|
506 | marker && marker.remove();
|
---|
507 | range.moveToBookmark( bookmark );
|
---|
508 | }
|
---|
509 |
|
---|
510 | function removeInlineStyle( range )
|
---|
511 | {
|
---|
512 | /*
|
---|
513 | * Make sure our range has included all "collpased" parent inline nodes so
|
---|
514 | * that our operation logic can be simpler.
|
---|
515 | */
|
---|
516 | range.enlarge( CKEDITOR.ENLARGE_ELEMENT );
|
---|
517 |
|
---|
518 | var bookmark = range.createBookmark(),
|
---|
519 | startNode = bookmark.startNode;
|
---|
520 |
|
---|
521 | if ( range.collapsed )
|
---|
522 | {
|
---|
523 |
|
---|
524 | var startPath = new CKEDITOR.dom.elementPath( startNode.getParent() ),
|
---|
525 | // The topmost element in elementspatch which we should jump out of.
|
---|
526 | boundaryElement;
|
---|
527 |
|
---|
528 |
|
---|
529 | for ( var i = 0, element ; i < startPath.elements.length
|
---|
530 | && ( element = startPath.elements[i] ) ; i++ )
|
---|
531 | {
|
---|
532 | /*
|
---|
533 | * 1. If it's collaped inside text nodes, try to remove the style from the whole element.
|
---|
534 | *
|
---|
535 | * 2. Otherwise if it's collapsed on element boundaries, moving the selection
|
---|
536 | * outside the styles instead of removing the whole tag,
|
---|
537 | * also make sure other inner styles were well preserverd.(#3309)
|
---|
538 | */
|
---|
539 | if ( element == startPath.block || element == startPath.blockLimit )
|
---|
540 | break;
|
---|
541 |
|
---|
542 | if ( this.checkElementRemovable( element ) )
|
---|
543 | {
|
---|
544 | var endOfElement = range.checkBoundaryOfElement( element, CKEDITOR.END ),
|
---|
545 | startOfElement = !endOfElement && range.checkBoundaryOfElement( element, CKEDITOR.START );
|
---|
546 | if ( startOfElement || endOfElement )
|
---|
547 | {
|
---|
548 | boundaryElement = element;
|
---|
549 | boundaryElement.match = startOfElement ? 'start' : 'end';
|
---|
550 | }
|
---|
551 | else
|
---|
552 | {
|
---|
553 | /*
|
---|
554 | * Before removing the style node, there may be a sibling to the style node
|
---|
555 | * that's exactly the same to the one to be removed. To the user, it makes
|
---|
556 | * no difference that they're separate entities in the DOM tree. So, merge
|
---|
557 | * them before removal.
|
---|
558 | */
|
---|
559 | mergeSiblings( element );
|
---|
560 | removeFromElement( this, element );
|
---|
561 |
|
---|
562 | }
|
---|
563 | }
|
---|
564 | }
|
---|
565 |
|
---|
566 | // Re-create the style tree after/before the boundary element,
|
---|
567 | // the replication start from bookmark start node to define the
|
---|
568 | // new range.
|
---|
569 | if ( boundaryElement )
|
---|
570 | {
|
---|
571 | var clonedElement = startNode;
|
---|
572 | for ( i = 0 ;; i++ )
|
---|
573 | {
|
---|
574 | var newElement = startPath.elements[ i ];
|
---|
575 | if ( newElement.equals( boundaryElement ) )
|
---|
576 | break;
|
---|
577 | // Avoid copying any matched element.
|
---|
578 | else if( newElement.match )
|
---|
579 | continue;
|
---|
580 | else
|
---|
581 | newElement = newElement.clone();
|
---|
582 | newElement.append( clonedElement );
|
---|
583 | clonedElement = newElement;
|
---|
584 | }
|
---|
585 | clonedElement[ boundaryElement.match == 'start' ?
|
---|
586 | 'insertBefore' : 'insertAfter' ]( boundaryElement );
|
---|
587 | }
|
---|
588 | }
|
---|
589 | else
|
---|
590 | {
|
---|
591 | /*
|
---|
592 | * Now our range isn't collapsed. Lets walk from the start node to the end
|
---|
593 | * node via DFS and remove the styles one-by-one.
|
---|
594 | */
|
---|
595 | var endNode = bookmark.endNode,
|
---|
596 | me = this;
|
---|
597 |
|
---|
598 | /*
|
---|
599 | * Find out the style ancestor that needs to be broken down at startNode
|
---|
600 | * and endNode.
|
---|
601 | */
|
---|
602 | function breakNodes()
|
---|
603 | {
|
---|
604 | var startPath = new CKEDITOR.dom.elementPath( startNode.getParent() ),
|
---|
605 | endPath = new CKEDITOR.dom.elementPath( endNode.getParent() ),
|
---|
606 | breakStart = null,
|
---|
607 | breakEnd = null;
|
---|
608 | for ( var i = 0 ; i < startPath.elements.length ; i++ )
|
---|
609 | {
|
---|
610 | var element = startPath.elements[ i ];
|
---|
611 |
|
---|
612 | if ( element == startPath.block || element == startPath.blockLimit )
|
---|
613 | break;
|
---|
614 |
|
---|
615 | if ( me.checkElementRemovable( element ) )
|
---|
616 | breakStart = element;
|
---|
617 | }
|
---|
618 | for ( i = 0 ; i < endPath.elements.length ; i++ )
|
---|
619 | {
|
---|
620 | element = endPath.elements[ i ];
|
---|
621 |
|
---|
622 | if ( element == endPath.block || element == endPath.blockLimit )
|
---|
623 | break;
|
---|
624 |
|
---|
625 | if ( me.checkElementRemovable( element ) )
|
---|
626 | breakEnd = element;
|
---|
627 | }
|
---|
628 |
|
---|
629 | if ( breakEnd )
|
---|
630 | endNode.breakParent( breakEnd );
|
---|
631 | if ( breakStart )
|
---|
632 | startNode.breakParent( breakStart );
|
---|
633 | }
|
---|
634 | breakNodes();
|
---|
635 |
|
---|
636 | // Now, do the DFS walk.
|
---|
637 | var currentNode = startNode.getNext();
|
---|
638 | while ( !currentNode.equals( endNode ) )
|
---|
639 | {
|
---|
640 | /*
|
---|
641 | * Need to get the next node first because removeFromElement() can remove
|
---|
642 | * the current node from DOM tree.
|
---|
643 | */
|
---|
644 | var nextNode = currentNode.getNextSourceNode();
|
---|
645 | if ( currentNode.type == CKEDITOR.NODE_ELEMENT && this.checkElementRemovable( currentNode ) )
|
---|
646 | {
|
---|
647 | // Remove style from element or overriding element.
|
---|
648 | if( currentNode.getName() == this.element )
|
---|
649 | removeFromElement( this, currentNode );
|
---|
650 | else
|
---|
651 | removeOverrides( currentNode, getOverrides( this )[ currentNode.getName() ] );
|
---|
652 |
|
---|
653 | /*
|
---|
654 | * removeFromElement() may have merged the next node with something before
|
---|
655 | * the startNode via mergeSiblings(). In that case, the nextNode would
|
---|
656 | * contain startNode and we'll have to call breakNodes() again and also
|
---|
657 | * reassign the nextNode to something after startNode.
|
---|
658 | */
|
---|
659 | if ( nextNode.type == CKEDITOR.NODE_ELEMENT && nextNode.contains( startNode ) )
|
---|
660 | {
|
---|
661 | breakNodes();
|
---|
662 | nextNode = startNode.getNext();
|
---|
663 | }
|
---|
664 | }
|
---|
665 | currentNode = nextNode;
|
---|
666 | }
|
---|
667 | }
|
---|
668 |
|
---|
669 | range.moveToBookmark( bookmark );
|
---|
670 | }
|
---|
671 |
|
---|
672 | function applyBlockStyle( range )
|
---|
673 | {
|
---|
674 | // Serializible bookmarks is needed here since
|
---|
675 | // elements may be merged.
|
---|
676 | var bookmark = range.createBookmark( true );
|
---|
677 |
|
---|
678 | var iterator = range.createIterator();
|
---|
679 | iterator.enforceRealBlocks = true;
|
---|
680 |
|
---|
681 | var block;
|
---|
682 | var doc = range.document;
|
---|
683 | var previousPreBlock;
|
---|
684 |
|
---|
685 | while( ( block = iterator.getNextParagraph() ) ) // Only one =
|
---|
686 | {
|
---|
687 | var newBlock = getElement( this, doc );
|
---|
688 | replaceBlock( block, newBlock );
|
---|
689 | }
|
---|
690 |
|
---|
691 | range.moveToBookmark( bookmark );
|
---|
692 | }
|
---|
693 |
|
---|
694 | // Replace the original block with new one, with special treatment
|
---|
695 | // for <pre> blocks to make sure content format is well preserved, and merging/splitting adjacent
|
---|
696 | // when necessary.(#3188)
|
---|
697 | function replaceBlock( block, newBlock )
|
---|
698 | {
|
---|
699 | var newBlockIsPre = newBlock.is( 'pre' );
|
---|
700 | var blockIsPre = block.is( 'pre' );
|
---|
701 |
|
---|
702 | var isToPre = newBlockIsPre && !blockIsPre;
|
---|
703 | var isFromPre = !newBlockIsPre && blockIsPre;
|
---|
704 |
|
---|
705 | if ( isToPre )
|
---|
706 | newBlock = toPre( block, newBlock );
|
---|
707 | else if ( isFromPre )
|
---|
708 | // Split big <pre> into pieces before start to convert.
|
---|
709 | newBlock = fromPres( splitIntoPres( block ), newBlock );
|
---|
710 | else
|
---|
711 | block.moveChildren( newBlock );
|
---|
712 |
|
---|
713 | newBlock.replace( block );
|
---|
714 |
|
---|
715 | if ( newBlockIsPre )
|
---|
716 | {
|
---|
717 | // Merge previous <pre> blocks.
|
---|
718 | mergePre( newBlock );
|
---|
719 | }
|
---|
720 | }
|
---|
721 |
|
---|
722 | /**
|
---|
723 | * Merge a <pre> block with a previous sibling if available.
|
---|
724 | */
|
---|
725 | function mergePre( preBlock )
|
---|
726 | {
|
---|
727 | var previousBlock;
|
---|
728 | if ( !( ( previousBlock = preBlock.getPreviousSourceNode( true, CKEDITOR.NODE_ELEMENT ) )
|
---|
729 | && previousBlock.is
|
---|
730 | && previousBlock.is( 'pre') ) )
|
---|
731 | return;
|
---|
732 |
|
---|
733 | // Merge the previous <pre> block contents into the current <pre>
|
---|
734 | // block.
|
---|
735 | //
|
---|
736 | // Another thing to be careful here is that currentBlock might contain
|
---|
737 | // a '\n' at the beginning, and previousBlock might contain a '\n'
|
---|
738 | // towards the end. These new lines are not normally displayed but they
|
---|
739 | // become visible after merging.
|
---|
740 | var mergedHtml = replace( previousBlock.getHtml(), /\n$/, '' ) + '\n\n' +
|
---|
741 | replace( preBlock.getHtml(), /^\n/, '' ) ;
|
---|
742 |
|
---|
743 | // Krugle: IE normalizes innerHTML from <pre>, breaking whitespaces.
|
---|
744 | if ( CKEDITOR.env.ie )
|
---|
745 | preBlock.$.outerHTML = '<pre>' + mergedHtml + '</pre>';
|
---|
746 | else
|
---|
747 | preBlock.setHtml( mergedHtml );
|
---|
748 |
|
---|
749 | previousBlock.remove();
|
---|
750 | }
|
---|
751 |
|
---|
752 | /**
|
---|
753 | * Split into multiple <pre> blocks separated by double line-break.
|
---|
754 | * @param preBlock
|
---|
755 | */
|
---|
756 | function splitIntoPres( preBlock )
|
---|
757 | {
|
---|
758 | // Exclude the ones at header OR at tail,
|
---|
759 | // and ignore bookmark content between them.
|
---|
760 | var duoBrRegex = /(\S\s*)\n(?:\s|(<span[^>]+_fck_bookmark.*?\/span>))*\n(?!$)/gi,
|
---|
761 | blockName = preBlock.getName(),
|
---|
762 | splitedHtml = replace( preBlock.getOuterHtml(),
|
---|
763 | duoBrRegex,
|
---|
764 | function( match, charBefore, bookmark )
|
---|
765 | {
|
---|
766 | return charBefore + '</pre>' + bookmark + '<pre>';
|
---|
767 | } );
|
---|
768 |
|
---|
769 | var pres = [];
|
---|
770 | splitedHtml.replace( /<pre>([\s\S]*?)<\/pre>/gi, function( match, preContent ){
|
---|
771 | pres.push( preContent );
|
---|
772 | } );
|
---|
773 | return pres;
|
---|
774 | }
|
---|
775 |
|
---|
776 | // Wrapper function of String::replace without considering of head/tail bookmarks nodes.
|
---|
777 | function replace( str, regexp, replacement )
|
---|
778 | {
|
---|
779 | var headBookmark = '',
|
---|
780 | tailBookmark = '';
|
---|
781 |
|
---|
782 | str = str.replace( /(^<span[^>]+_fck_bookmark.*?\/span>)|(<span[^>]+_fck_bookmark.*?\/span>$)/gi,
|
---|
783 | function( str, m1, m2 ){
|
---|
784 | m1 && ( headBookmark = m1 );
|
---|
785 | m2 && ( tailBookmark = m2 );
|
---|
786 | return '';
|
---|
787 | } );
|
---|
788 | return headBookmark + str.replace( regexp, replacement ) + tailBookmark;
|
---|
789 | }
|
---|
790 | /**
|
---|
791 | * Converting a list of <pre> into blocks with format well preserved.
|
---|
792 | */
|
---|
793 | function fromPres( preHtmls, newBlock )
|
---|
794 | {
|
---|
795 | var docFrag = new CKEDITOR.dom.documentFragment( newBlock.getDocument() );
|
---|
796 | for ( var i = 0 ; i < preHtmls.length ; i++ )
|
---|
797 | {
|
---|
798 | var blockHtml = preHtmls[ i ];
|
---|
799 |
|
---|
800 | // 1. Trim the first and last line-breaks immediately after and before <pre>,
|
---|
801 | // they're not visible.
|
---|
802 | blockHtml = blockHtml.replace( /(\r\n|\r)/g, '\n' ) ;
|
---|
803 | blockHtml = replace( blockHtml, /^[ \t]*\n/, '' ) ;
|
---|
804 | blockHtml = replace( blockHtml, /\n$/, '' ) ;
|
---|
805 | // 2. Convert spaces or tabs at the beginning or at the end to
|
---|
806 | blockHtml = replace( blockHtml, /^[ \t]+|[ \t]+$/g, function( match, offset, s )
|
---|
807 | {
|
---|
808 | if ( match.length == 1 ) // one space, preserve it
|
---|
809 | return ' ' ;
|
---|
810 | else if ( !offset ) // beginning of block
|
---|
811 | return CKEDITOR.tools.repeat( ' ', match.length - 1 ) + ' ';
|
---|
812 | else // end of block
|
---|
813 | return ' ' + CKEDITOR.tools.repeat( ' ', match.length - 1 );
|
---|
814 | } ) ;
|
---|
815 |
|
---|
816 | // 3. Convert \n to <BR>.
|
---|
817 | // 4. Convert contiguous (i.e. non-singular) spaces or tabs to
|
---|
818 | blockHtml = blockHtml.replace( /\n/g, '<br>' ) ;
|
---|
819 | blockHtml = blockHtml.replace( /[ \t]{2,}/g,
|
---|
820 | function ( match )
|
---|
821 | {
|
---|
822 | return CKEDITOR.tools.repeat( ' ', match.length - 1 ) + ' ' ;
|
---|
823 | } ) ;
|
---|
824 |
|
---|
825 | var newBlockClone = newBlock.clone();
|
---|
826 | newBlockClone.setHtml( blockHtml );
|
---|
827 | docFrag.append( newBlockClone );
|
---|
828 | }
|
---|
829 | return docFrag;
|
---|
830 | }
|
---|
831 |
|
---|
832 | /**
|
---|
833 | * Converting from a non-PRE block to a PRE block in formatting operations.
|
---|
834 | */
|
---|
835 | function toPre( block, newBlock )
|
---|
836 | {
|
---|
837 | // First trim the block content.
|
---|
838 | var preHtml = block.getHtml();
|
---|
839 |
|
---|
840 | // 1. Trim head/tail spaces, they're not visible.
|
---|
841 | preHtml = replace( preHtml, /(?:^[ \t\n\r]+)|(?:[ \t\n\r]+$)/g, '' );
|
---|
842 | // 2. Delete ANSI whitespaces immediately before and after <BR> because
|
---|
843 | // they are not visible.
|
---|
844 | preHtml = preHtml.replace( /[ \t\r\n]*(<br[^>]*>)[ \t\r\n]*/gi, '$1' );
|
---|
845 | // 3. Compress other ANSI whitespaces since they're only visible as one
|
---|
846 | // single space previously.
|
---|
847 | // 4. Convert to spaces since is no longer needed in <PRE>.
|
---|
848 | preHtml = preHtml.replace( /([ \t\n\r]+| )/g, ' ' );
|
---|
849 | // 5. Convert any <BR /> to \n. This must not be done earlier because
|
---|
850 | // the \n would then get compressed.
|
---|
851 | preHtml = preHtml.replace( /<br\b[^>]*>/gi, '\n' );
|
---|
852 |
|
---|
853 | // Krugle: IE normalizes innerHTML to <pre>, breaking whitespaces.
|
---|
854 | if ( CKEDITOR.env.ie )
|
---|
855 | {
|
---|
856 | var temp = block.getDocument().createElement( 'div' );
|
---|
857 | temp.append( newBlock );
|
---|
858 | newBlock.$.outerHTML = '<pre>' + preHtml + '</pre>';
|
---|
859 | newBlock = temp.getFirst().remove();
|
---|
860 | }
|
---|
861 | else
|
---|
862 | newBlock.setHtml( preHtml );
|
---|
863 |
|
---|
864 | return newBlock;
|
---|
865 | }
|
---|
866 |
|
---|
867 | // Removes a style from an element itself, don't care about its subtree.
|
---|
868 | function removeFromElement( style, element )
|
---|
869 | {
|
---|
870 | var def = style._.definition,
|
---|
871 | attributes = def.attributes,
|
---|
872 | styles = def.styles,
|
---|
873 | overrides = getOverrides( style );
|
---|
874 |
|
---|
875 | function removeAttrs()
|
---|
876 | {
|
---|
877 | for ( var attName in attributes )
|
---|
878 | {
|
---|
879 | // The 'class' element value must match (#1318).
|
---|
880 | if ( attName == 'class' && element.getAttribute( attName ) != attributes[ attName ] )
|
---|
881 | continue;
|
---|
882 | element.removeAttribute( attName );
|
---|
883 | }
|
---|
884 | }
|
---|
885 |
|
---|
886 | // Remove definition attributes/style from the elemnt.
|
---|
887 | removeAttrs();
|
---|
888 | for ( var styleName in styles )
|
---|
889 | element.removeStyle( styleName );
|
---|
890 |
|
---|
891 | // Now remove override styles on the element.
|
---|
892 | attributes = overrides[ element.getName() ];
|
---|
893 | if( attributes )
|
---|
894 | removeAttrs();
|
---|
895 | removeNoAttribsElement( element );
|
---|
896 | }
|
---|
897 |
|
---|
898 | // Removes a style from inside an element.
|
---|
899 | function removeFromInsideElement( style, element )
|
---|
900 | {
|
---|
901 | var def = style._.definition,
|
---|
902 | attribs = def.attributes,
|
---|
903 | styles = def.styles,
|
---|
904 | overrides = getOverrides( style );
|
---|
905 |
|
---|
906 | var innerElements = element.getElementsByTag( style.element );
|
---|
907 |
|
---|
908 | for ( var i = innerElements.count(); --i >= 0 ; )
|
---|
909 | removeFromElement( style, innerElements.getItem( i ) );
|
---|
910 |
|
---|
911 | // Now remove any other element with different name that is
|
---|
912 | // defined to be overriden.
|
---|
913 | for ( var overrideElement in overrides )
|
---|
914 | {
|
---|
915 | if ( overrideElement != style.element )
|
---|
916 | {
|
---|
917 | innerElements = element.getElementsByTag( overrideElement ) ;
|
---|
918 | for ( i = innerElements.count() - 1 ; i >= 0 ; i-- )
|
---|
919 | {
|
---|
920 | var innerElement = innerElements.getItem( i );
|
---|
921 | removeOverrides( innerElement, overrides[ overrideElement ] ) ;
|
---|
922 | }
|
---|
923 | }
|
---|
924 | }
|
---|
925 |
|
---|
926 | }
|
---|
927 |
|
---|
928 | /**
|
---|
929 | * Remove overriding styles/attributes from the specific element.
|
---|
930 | * Note: Remove the element if no attributes remain.
|
---|
931 | * @param {Object} element
|
---|
932 | * @param {Object} overrides
|
---|
933 | */
|
---|
934 | function removeOverrides( element, overrides )
|
---|
935 | {
|
---|
936 | var attributes = overrides && overrides.attributes ;
|
---|
937 |
|
---|
938 | if ( attributes )
|
---|
939 | {
|
---|
940 | for ( var i = 0 ; i < attributes.length ; i++ )
|
---|
941 | {
|
---|
942 | var attName = attributes[i][0], actualAttrValue ;
|
---|
943 |
|
---|
944 | if ( ( actualAttrValue = element.getAttribute( attName ) ) )
|
---|
945 | {
|
---|
946 | var attValue = attributes[i][1] ;
|
---|
947 |
|
---|
948 | // Remove the attribute if:
|
---|
949 | // - The override definition value is null ;
|
---|
950 | // - The override definition valie is a string that
|
---|
951 | // matches the attribute value exactly.
|
---|
952 | // - The override definition value is a regex that
|
---|
953 | // has matches in the attribute value.
|
---|
954 | if ( attValue === null ||
|
---|
955 | ( attValue.test && attValue.test( actualAttrValue ) ) ||
|
---|
956 | ( typeof attValue == 'string' && actualAttrValue == attValue ) )
|
---|
957 | element.removeAttribute( attName ) ;
|
---|
958 | }
|
---|
959 | }
|
---|
960 | }
|
---|
961 |
|
---|
962 | removeNoAttribsElement( element );
|
---|
963 | }
|
---|
964 |
|
---|
965 | // If the element has no more attributes, remove it.
|
---|
966 | function removeNoAttribsElement( element )
|
---|
967 | {
|
---|
968 | // If no more attributes remained in the element, remove it,
|
---|
969 | // leaving its children.
|
---|
970 | if ( !element.hasAttributes() )
|
---|
971 | {
|
---|
972 | // Removing elements may open points where merging is possible,
|
---|
973 | // so let's cache the first and last nodes for later checking.
|
---|
974 | var firstChild = element.getFirst();
|
---|
975 | var lastChild = element.getLast();
|
---|
976 |
|
---|
977 | element.remove( true );
|
---|
978 |
|
---|
979 | if ( firstChild )
|
---|
980 | {
|
---|
981 | // Check the cached nodes for merging.
|
---|
982 | mergeSiblings( firstChild );
|
---|
983 |
|
---|
984 | if ( lastChild && !firstChild.equals( lastChild ) )
|
---|
985 | mergeSiblings( lastChild );
|
---|
986 | }
|
---|
987 | }
|
---|
988 | }
|
---|
989 |
|
---|
990 | function mergeSiblings( element )
|
---|
991 | {
|
---|
992 | if ( !element || element.type != CKEDITOR.NODE_ELEMENT || !CKEDITOR.dtd.$removeEmpty[ element.getName() ] )
|
---|
993 | return;
|
---|
994 |
|
---|
995 | mergeElements( element, element.getNext(), true );
|
---|
996 | mergeElements( element, element.getPrevious() );
|
---|
997 | }
|
---|
998 |
|
---|
999 | function mergeElements( element, sibling, isNext )
|
---|
1000 | {
|
---|
1001 | if ( sibling && sibling.type == CKEDITOR.NODE_ELEMENT )
|
---|
1002 | {
|
---|
1003 | var hasBookmark = sibling.getAttribute( '_fck_bookmark' );
|
---|
1004 |
|
---|
1005 | if ( hasBookmark )
|
---|
1006 | sibling = isNext ? sibling.getNext() : sibling.getPrevious();
|
---|
1007 |
|
---|
1008 | if ( sibling && sibling.type == CKEDITOR.NODE_ELEMENT && element.isIdentical( sibling ) )
|
---|
1009 | {
|
---|
1010 | // Save the last child to be checked too, to merge things like
|
---|
1011 | // <b><i></i></b><b><i></i></b> => <b><i></i></b>
|
---|
1012 | var innerSibling = isNext ? element.getLast() : element.getFirst();
|
---|
1013 |
|
---|
1014 | if ( hasBookmark )
|
---|
1015 | ( isNext ? sibling.getPrevious() : sibling.getNext() ).move( element, !isNext );
|
---|
1016 |
|
---|
1017 | sibling.moveChildren( element, !isNext );
|
---|
1018 | sibling.remove();
|
---|
1019 |
|
---|
1020 | // Now check the last inner child (see two comments above).
|
---|
1021 | if ( innerSibling )
|
---|
1022 | mergeSiblings( innerSibling );
|
---|
1023 | }
|
---|
1024 | }
|
---|
1025 | }
|
---|
1026 |
|
---|
1027 | function getElement( style, targetDocument )
|
---|
1028 | {
|
---|
1029 | var el;
|
---|
1030 |
|
---|
1031 | var def = style._.definition;
|
---|
1032 |
|
---|
1033 | var elementName = style.element;
|
---|
1034 |
|
---|
1035 | // The "*" element name will always be a span for this function.
|
---|
1036 | if ( elementName == '*' )
|
---|
1037 | elementName = 'span';
|
---|
1038 |
|
---|
1039 | // Create the element.
|
---|
1040 | el = new CKEDITOR.dom.element( elementName, targetDocument );
|
---|
1041 |
|
---|
1042 | return setupElement( el, style );
|
---|
1043 | }
|
---|
1044 |
|
---|
1045 | function setupElement( el, style )
|
---|
1046 | {
|
---|
1047 | var def = style._.definition;
|
---|
1048 | var attributes = def.attributes;
|
---|
1049 | var styles = CKEDITOR.style.getStyleText( def );
|
---|
1050 |
|
---|
1051 | // Assign all defined attributes.
|
---|
1052 | if ( attributes )
|
---|
1053 | {
|
---|
1054 | for ( var att in attributes )
|
---|
1055 | {
|
---|
1056 | el.setAttribute( att, attributes[ att ] );
|
---|
1057 | }
|
---|
1058 | }
|
---|
1059 |
|
---|
1060 | // Assign all defined styles.
|
---|
1061 | if ( styles )
|
---|
1062 | el.setAttribute( 'style', styles );
|
---|
1063 |
|
---|
1064 | return el;
|
---|
1065 | }
|
---|
1066 |
|
---|
1067 | var varRegex = /#\((.+?)\)/g;
|
---|
1068 | function replaceVariables( list, variablesValues )
|
---|
1069 | {
|
---|
1070 | for ( var item in list )
|
---|
1071 | {
|
---|
1072 | list[ item ] = list[ item ].replace( varRegex, function( match, varName )
|
---|
1073 | {
|
---|
1074 | return variablesValues[ varName ];
|
---|
1075 | });
|
---|
1076 | }
|
---|
1077 | }
|
---|
1078 |
|
---|
1079 |
|
---|
1080 | // Returns an object that can be used for style matching comparison.
|
---|
1081 | // Attributes names and values are all lowercased, and the styles get
|
---|
1082 | // merged with the style attribute.
|
---|
1083 | function getAttributesForComparison( styleDefinition )
|
---|
1084 | {
|
---|
1085 | // If we have already computed it, just return it.
|
---|
1086 | var attribs = styleDefinition._AC;
|
---|
1087 | if ( attribs )
|
---|
1088 | return attribs;
|
---|
1089 |
|
---|
1090 | attribs = {};
|
---|
1091 |
|
---|
1092 | var length = 0;
|
---|
1093 |
|
---|
1094 | // Loop through all defined attributes.
|
---|
1095 | var styleAttribs = styleDefinition.attributes;
|
---|
1096 | if ( styleAttribs )
|
---|
1097 | {
|
---|
1098 | for ( var styleAtt in styleAttribs )
|
---|
1099 | {
|
---|
1100 | length++;
|
---|
1101 | attribs[ styleAtt ] = styleAttribs[ styleAtt ];
|
---|
1102 | }
|
---|
1103 | }
|
---|
1104 |
|
---|
1105 | // Includes the style definitions.
|
---|
1106 | var styleText = CKEDITOR.style.getStyleText( styleDefinition );
|
---|
1107 | if ( styleText )
|
---|
1108 | {
|
---|
1109 | if ( !attribs[ 'style' ] )
|
---|
1110 | length++;
|
---|
1111 | attribs[ 'style' ] = styleText;
|
---|
1112 | }
|
---|
1113 |
|
---|
1114 | // Appends the "length" information to the object.
|
---|
1115 | attribs._length = length;
|
---|
1116 |
|
---|
1117 | // Return it, saving it to the next request.
|
---|
1118 | return ( styleDefinition._AC = attribs );
|
---|
1119 | }
|
---|
1120 |
|
---|
1121 | /**
|
---|
1122 | * Get the the collection used to compare the elements and attributes,
|
---|
1123 | * defined in this style overrides, with other element. All information in
|
---|
1124 | * it is lowercased.
|
---|
1125 | * @param {CKEDITOR.style} style
|
---|
1126 | */
|
---|
1127 | function getOverrides( style )
|
---|
1128 | {
|
---|
1129 | if( style._.overrides )
|
---|
1130 | return style._.overrides;
|
---|
1131 |
|
---|
1132 | var overrides = ( style._.overrides = {} ),
|
---|
1133 | definition = style._.definition.overrides;
|
---|
1134 |
|
---|
1135 | if ( definition )
|
---|
1136 | {
|
---|
1137 | // The override description can be a string, object or array.
|
---|
1138 | // Internally, well handle arrays only, so transform it if needed.
|
---|
1139 | if ( !CKEDITOR.tools.isArray( definition ) )
|
---|
1140 | definition = [ definition ];
|
---|
1141 |
|
---|
1142 | // Loop through all override definitions.
|
---|
1143 | for ( var i = 0 ; i < definition.length ; i++ )
|
---|
1144 | {
|
---|
1145 | var override = definition[i];
|
---|
1146 | var elementName;
|
---|
1147 | var overrideEl;
|
---|
1148 | var attrs;
|
---|
1149 |
|
---|
1150 | // If can be a string with the element name.
|
---|
1151 | if ( typeof override == 'string' )
|
---|
1152 | elementName = override.toLowerCase();
|
---|
1153 | // Or an object.
|
---|
1154 | else
|
---|
1155 | {
|
---|
1156 | elementName = override.element ? override.element.toLowerCase() : style.element;
|
---|
1157 | attrs = override.attributes;
|
---|
1158 | }
|
---|
1159 |
|
---|
1160 | // We can have more than one override definition for the same
|
---|
1161 | // element name, so we attempt to simply append information to
|
---|
1162 | // it if it already exists.
|
---|
1163 | overrideEl = overrides[ elementName ] || ( overrides[ elementName ] = {} );
|
---|
1164 |
|
---|
1165 | if ( attrs )
|
---|
1166 | {
|
---|
1167 | // The returning attributes list is an array, because we
|
---|
1168 | // could have different override definitions for the same
|
---|
1169 | // attribute name.
|
---|
1170 | var overrideAttrs = ( overrideEl.attributes = overrideEl.attributes || new Array() );
|
---|
1171 | for ( var attName in attrs )
|
---|
1172 | {
|
---|
1173 | // Each item in the attributes array is also an array,
|
---|
1174 | // where [0] is the attribute name and [1] is the
|
---|
1175 | // override value.
|
---|
1176 | overrideAttrs.push( [ attName.toLowerCase(), attrs[ attName ] ] );
|
---|
1177 | }
|
---|
1178 | }
|
---|
1179 | }
|
---|
1180 | }
|
---|
1181 |
|
---|
1182 | return overrides;
|
---|
1183 | }
|
---|
1184 |
|
---|
1185 | function normalizeCssText( unparsedCssText, nativeNormalize )
|
---|
1186 | {
|
---|
1187 | var styleText;
|
---|
1188 | if ( nativeNormalize !== false )
|
---|
1189 | {
|
---|
1190 | // Injects the style in a temporary span object, so the browser parses it,
|
---|
1191 | // retrieving its final format.
|
---|
1192 | var temp = new CKEDITOR.dom.element( 'span' );
|
---|
1193 | temp.setAttribute( 'style', unparsedCssText );
|
---|
1194 | styleText = temp.getAttribute( 'style' );
|
---|
1195 | }
|
---|
1196 | else
|
---|
1197 | styleText = unparsedCssText;
|
---|
1198 |
|
---|
1199 | // Shrinking white-spaces around colon and semi-colon (#4147).
|
---|
1200 | // Compensate tail semi-colon.
|
---|
1201 | return styleText.replace( /\s*([;:])\s*/, '$1' )
|
---|
1202 | .replace( /([^\s;])$/, '$1;')
|
---|
1203 | .replace( /,\s+/g, ',' ) // Trimming spaces after comma (e.g. font-family name)(#4107).
|
---|
1204 | .toLowerCase();
|
---|
1205 | }
|
---|
1206 |
|
---|
1207 | function applyStyle( document, remove )
|
---|
1208 | {
|
---|
1209 | // Get all ranges from the selection.
|
---|
1210 | var selection = document.getSelection();
|
---|
1211 | var ranges = selection.getRanges();
|
---|
1212 | var func = remove ? this.removeFromRange : this.applyToRange;
|
---|
1213 |
|
---|
1214 | // Apply the style to the ranges.
|
---|
1215 | for ( var i = 0 ; i < ranges.length ; i++ )
|
---|
1216 | func.call( this, ranges[ i ] );
|
---|
1217 |
|
---|
1218 | // Select the ranges again.
|
---|
1219 | selection.selectRanges( ranges );
|
---|
1220 | }
|
---|
1221 | })();
|
---|
1222 |
|
---|
1223 | CKEDITOR.styleCommand = function( style )
|
---|
1224 | {
|
---|
1225 | this.style = style;
|
---|
1226 | };
|
---|
1227 |
|
---|
1228 | CKEDITOR.styleCommand.prototype.exec = function( editor )
|
---|
1229 | {
|
---|
1230 | editor.focus();
|
---|
1231 |
|
---|
1232 | var doc = editor.document;
|
---|
1233 |
|
---|
1234 | if ( doc )
|
---|
1235 | {
|
---|
1236 | if ( this.state == CKEDITOR.TRISTATE_OFF )
|
---|
1237 | this.style.apply( doc );
|
---|
1238 | else if ( this.state == CKEDITOR.TRISTATE_ON )
|
---|
1239 | this.style.remove( doc );
|
---|
1240 | }
|
---|
1241 |
|
---|
1242 | return !!doc;
|
---|
1243 | };
|
---|