On prépare de quoi se concentrer sur les images incorporées.
[ckeditor.git] / skins / ckeditor / _source / plugins / panel / plugin.js
1 /*
2 Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
3 For licensing, see LICENSE.html or http://ckeditor.com/license
4 */
5
6 CKEDITOR.plugins.add( 'panel',
7 {
8 beforeInit : function( editor )
9 {
10 editor.ui.addHandler( CKEDITOR.UI_PANEL, CKEDITOR.ui.panel.handler );
11 }
12 });
13
14 /**
15 * Panel UI element.
16 * @constant
17 * @example
18 */
19 CKEDITOR.UI_PANEL = 'panel';
20
21 CKEDITOR.ui.panel = function( document, definition )
22 {
23 // Copy all definition properties to this object.
24 if ( definition )
25 CKEDITOR.tools.extend( this, definition );
26
27 // Set defaults.
28 CKEDITOR.tools.extend( this,
29 {
30 className : '',
31 css : []
32 });
33
34 this.id = CKEDITOR.tools.getNextId();
35 this.document = document;
36
37 this._ =
38 {
39 blocks : {}
40 };
41 };
42
43 /**
44 * Transforms a rich combo definition in a {@link CKEDITOR.ui.richCombo}
45 * instance.
46 * @type Object
47 * @example
48 */
49 CKEDITOR.ui.panel.handler =
50 {
51 create : function( definition )
52 {
53 return new CKEDITOR.ui.panel( definition );
54 }
55 };
56
57 CKEDITOR.ui.panel.prototype =
58 {
59 renderHtml : function( editor )
60 {
61 var output = [];
62 this.render( editor, output );
63 return output.join( '' );
64 },
65
66 /**
67 * Renders the combo.
68 * @param {CKEDITOR.editor} editor The editor instance which this button is
69 * to be used by.
70 * @param {Array} output The output array to which append the HTML relative
71 * to this button.
72 * @example
73 */
74 render : function( editor, output )
75 {
76 var id = this.id;
77
78 output.push(
79 '<div class="', editor.skinClass ,'"' +
80 ' lang="', editor.langCode, '"' +
81 ' role="presentation"' +
82 // iframe loading need sometime, keep the panel hidden(#4186).
83 ' style="display:none;z-index:' + ( editor.config.baseFloatZIndex + 1 ) + '">' +
84 '<div' +
85 ' id=', id,
86 ' dir=', editor.lang.dir,
87 ' role="presentation"' +
88 ' class="cke_panel cke_', editor.lang.dir );
89
90 if ( this.className )
91 output.push( ' ', this.className );
92
93 output.push(
94 '">' );
95
96 if ( this.forceIFrame || this.css.length )
97 {
98 output.push(
99 '<iframe id="', id, '_frame"' +
100 ' frameborder="0"' +
101 ' role="application" src="javascript:void(' );
102
103 output.push(
104 // Support for custom document.domain in IE.
105 CKEDITOR.env.isCustomDomain() ?
106 '(function(){' +
107 'document.open();' +
108 'document.domain=\'' + document.domain + '\';' +
109 'document.close();' +
110 '})()'
111 :
112 '0' );
113
114 output.push(
115 ')"></iframe>' );
116 }
117
118 output.push(
119 '</div>' +
120 '</div>' );
121
122 return id;
123 },
124
125 getHolderElement : function()
126 {
127 var holder = this._.holder;
128
129 if ( !holder )
130 {
131 if ( this.forceIFrame || this.css.length )
132 {
133 var iframe = this.document.getById( this.id + '_frame' ),
134 parentDiv = iframe.getParent(),
135 dir = parentDiv.getAttribute( 'dir' ),
136 className = parentDiv.getParent().getAttribute( 'class' ),
137 langCode = parentDiv.getParent().getAttribute( 'lang' ),
138 doc = iframe.getFrameDocument();
139
140 var onLoad = CKEDITOR.tools.addFunction( CKEDITOR.tools.bind( function( ev )
141 {
142 this.isLoaded = true;
143 if ( this.onLoad )
144 this.onLoad();
145 }, this ) );
146
147 var data =
148 '<!DOCTYPE html>' +
149 '<html dir="' + dir + '" class="' + className + '_container" lang="' + langCode + '">' +
150 '<head>' +
151 '<style>.' + className + '_container{visibility:hidden}</style>' +
152 '</head>' +
153 '<body class="cke_' + dir + ' cke_panel_frame ' + CKEDITOR.env.cssClass + '" style="margin:0;padding:0"' +
154 ' onload="( window.CKEDITOR || window.parent.CKEDITOR ).tools.callFunction(' + onLoad + ');"></body>' +
155 // It looks strange, but for FF2, the styles must go
156 // after <body>, so it (body) becames immediatelly
157 // available. (#3031)
158 CKEDITOR.tools.buildStyleHtml( this.css ) +
159 '<\/html>';
160
161 doc.write( data );
162
163 var win = doc.getWindow();
164
165 // Register the CKEDITOR global.
166 win.$.CKEDITOR = CKEDITOR;
167
168 // Arrow keys for scrolling is only preventable with 'keypress' event in Opera (#4534).
169 doc.on( 'key' + ( CKEDITOR.env.opera? 'press':'down' ), function( evt )
170 {
171 var keystroke = evt.data.getKeystroke(),
172 dir = this.document.getById( this.id ).getAttribute( 'dir' );
173
174 // Delegate key processing to block.
175 if ( this._.onKeyDown && this._.onKeyDown( keystroke ) === false )
176 {
177 evt.data.preventDefault();
178 return;
179 }
180
181 // ESC/ARROW-LEFT(ltr) OR ARROW-RIGHT(rtl)
182 if ( keystroke == 27 || keystroke == ( dir == 'rtl' ? 39 : 37 ) )
183 {
184 if ( this.onEscape && this.onEscape( keystroke ) === false )
185 evt.data.preventDefault();
186 }
187 },
188 this );
189
190 holder = doc.getBody();
191 holder.unselectable();
192 CKEDITOR.env.air && CKEDITOR.tools.callFunction( onLoad );
193 }
194 else
195 holder = this.document.getById( this.id );
196
197 this._.holder = holder;
198 }
199
200 return holder;
201 },
202
203 addBlock : function( name, block )
204 {
205 block = this._.blocks[ name ] = block instanceof CKEDITOR.ui.panel.block ? block
206 : new CKEDITOR.ui.panel.block( this.getHolderElement(), block );
207
208 if ( !this._.currentBlock )
209 this.showBlock( name );
210
211 return block;
212 },
213
214 getBlock : function( name )
215 {
216 return this._.blocks[ name ];
217 },
218
219 showBlock : function( name )
220 {
221 var blocks = this._.blocks,
222 block = blocks[ name ],
223 current = this._.currentBlock,
224 holder = this.forceIFrame ?
225 this.document.getById( this.id + '_frame' )
226 : this._.holder;
227
228 // Disable context menu for block panel.
229 holder.getParent().getParent().disableContextMenu();
230
231 if ( current )
232 {
233 // Clean up the current block's effects on holder.
234 holder.removeAttributes( current.attributes );
235 current.hide();
236 }
237
238 this._.currentBlock = block;
239
240 holder.setAttributes( block.attributes );
241 CKEDITOR.fire( 'ariaWidget', holder );
242
243 // Reset the focus index, so it will always go into the first one.
244 block._.focusIndex = -1;
245
246 this._.onKeyDown = block.onKeyDown && CKEDITOR.tools.bind( block.onKeyDown, block );
247
248 block.onMark = function( item )
249 {
250 holder.setAttribute( 'aria-activedescendant', item.getId() + '_option' );
251 };
252
253 block.onUnmark = function()
254 {
255 holder.removeAttribute( 'aria-activedescendant' );
256 };
257
258 block.show();
259
260 return block;
261 },
262
263 destroy : function()
264 {
265 this.element && this.element.remove();
266 }
267 };
268
269 CKEDITOR.ui.panel.block = CKEDITOR.tools.createClass(
270 {
271 $ : function( blockHolder, blockDefinition )
272 {
273 this.element = blockHolder.append(
274 blockHolder.getDocument().createElement( 'div',
275 {
276 attributes :
277 {
278 'tabIndex' : -1,
279 'class' : 'cke_panel_block',
280 'role' : 'presentation'
281 },
282 styles :
283 {
284 display : 'none'
285 }
286 }) );
287
288 // Copy all definition properties to this object.
289 if ( blockDefinition )
290 CKEDITOR.tools.extend( this, blockDefinition );
291
292 if ( !this.attributes.title )
293 this.attributes.title = this.attributes[ 'aria-label' ];
294
295 this.keys = {};
296
297 this._.focusIndex = -1;
298
299 // Disable context menu for panels.
300 this.element.disableContextMenu();
301 },
302
303 _ : {
304
305 /**
306 * Mark the item specified by the index as current activated.
307 */
308 markItem: function( index )
309 {
310 if ( index == -1 )
311 return;
312 var links = this.element.getElementsByTag( 'a' );
313 var item = links.getItem( this._.focusIndex = index );
314
315 // Safari need focus on the iframe window first(#3389), but we need
316 // lock the blur to avoid hiding the panel.
317 if ( CKEDITOR.env.webkit || CKEDITOR.env.opera )
318 item.getDocument().getWindow().focus();
319 item.focus();
320
321 this.onMark && this.onMark( item );
322 }
323 },
324
325 proto :
326 {
327 show : function()
328 {
329 this.element.setStyle( 'display', '' );
330 },
331
332 hide : function()
333 {
334 if ( !this.onHide || this.onHide.call( this ) !== true )
335 this.element.setStyle( 'display', 'none' );
336 },
337
338 onKeyDown : function( keystroke )
339 {
340 var keyAction = this.keys[ keystroke ];
341 switch ( keyAction )
342 {
343 // Move forward.
344 case 'next' :
345 var index = this._.focusIndex,
346 links = this.element.getElementsByTag( 'a' ),
347 link;
348
349 while ( ( link = links.getItem( ++index ) ) )
350 {
351 // Move the focus only if the element is marked with
352 // the _cke_focus and it it's visible (check if it has
353 // width).
354 if ( link.getAttribute( '_cke_focus' ) && link.$.offsetWidth )
355 {
356 this._.focusIndex = index;
357 link.focus();
358 break;
359 }
360 }
361 return false;
362
363 // Move backward.
364 case 'prev' :
365 index = this._.focusIndex;
366 links = this.element.getElementsByTag( 'a' );
367
368 while ( index > 0 && ( link = links.getItem( --index ) ) )
369 {
370 // Move the focus only if the element is marked with
371 // the _cke_focus and it it's visible (check if it has
372 // width).
373 if ( link.getAttribute( '_cke_focus' ) && link.$.offsetWidth )
374 {
375 this._.focusIndex = index;
376 link.focus();
377 break;
378 }
379 }
380 return false;
381
382 case 'click' :
383 case 'mouseup' :
384 index = this._.focusIndex;
385 link = index >= 0 && this.element.getElementsByTag( 'a' ).getItem( index );
386
387 if ( link )
388 link.$[ keyAction ] ? link.$[ keyAction ]() : link.$[ 'on' + keyAction ]();
389
390 return false;
391 }
392
393 return true;
394 }
395 }
396 });
397
398 /**
399 * Fired when a panel is added to the document
400 * @name CKEDITOR#ariaWidget
401 * @event
402 * @param {Object} holder The element wrapping the panel
403 */