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[ckeditor.git] / _source / plugins / tabletools / 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 (function()
7 {
8 var cellNodeRegex = /^(?:td|th)$/;
9
10 function getSelectedCells( selection )
11 {
12 // Walker will try to split text nodes, which will make the current selection
13 // invalid. So save bookmarks before doing anything.
14 var bookmarks = selection.createBookmarks();
15
16 var ranges = selection.getRanges();
17 var retval = [];
18 var database = {};
19
20 function moveOutOfCellGuard( node )
21 {
22 // Apply to the first cell only.
23 if ( retval.length > 0 )
24 return;
25
26 // If we are exiting from the first </td>, then the td should definitely be
27 // included.
28 if ( node.type == CKEDITOR.NODE_ELEMENT && cellNodeRegex.test( node.getName() )
29 && !node.getCustomData( 'selected_cell' ) )
30 {
31 CKEDITOR.dom.element.setMarker( database, node, 'selected_cell', true );
32 retval.push( node );
33 }
34 }
35
36 for ( var i = 0 ; i < ranges.length ; i++ )
37 {
38 var range = ranges[ i ];
39
40 if ( range.collapsed )
41 {
42 // Walker does not handle collapsed ranges yet - fall back to old API.
43 var startNode = range.getCommonAncestor();
44 var nearestCell = startNode.getAscendant( 'td', true ) || startNode.getAscendant( 'th', true );
45 if ( nearestCell )
46 retval.push( nearestCell );
47 }
48 else
49 {
50 var walker = new CKEDITOR.dom.walker( range );
51 var node;
52 walker.guard = moveOutOfCellGuard;
53
54 while ( ( node = walker.next() ) )
55 {
56 // If may be possible for us to have a range like this:
57 // <td>^1</td><td>^2</td>
58 // The 2nd td shouldn't be included.
59 //
60 // So we have to take care to include a td we've entered only when we've
61 // walked into its children.
62
63 var parent = node.getAscendant( 'td' ) || node.getAscendant( 'th' );
64 if ( parent && !parent.getCustomData( 'selected_cell' ) )
65 {
66 CKEDITOR.dom.element.setMarker( database, parent, 'selected_cell', true );
67 retval.push( parent );
68 }
69 }
70 }
71 }
72
73 CKEDITOR.dom.element.clearAllMarkers( database );
74
75 // Restore selection position.
76 selection.selectBookmarks( bookmarks );
77
78 return retval;
79 }
80
81 function getFocusElementAfterDelCells( cellsToDelete ) {
82 var i = 0,
83 last = cellsToDelete.length - 1,
84 database = {},
85 cell,focusedCell,
86 tr;
87
88 while ( ( cell = cellsToDelete[ i++ ] ) )
89 CKEDITOR.dom.element.setMarker( database, cell, 'delete_cell', true );
90
91 // 1.first we check left or right side focusable cell row by row;
92 i = 0;
93 while ( ( cell = cellsToDelete[ i++ ] ) )
94 {
95 if ( ( focusedCell = cell.getPrevious() ) && !focusedCell.getCustomData( 'delete_cell' )
96 || ( focusedCell = cell.getNext() ) && !focusedCell.getCustomData( 'delete_cell' ) )
97 {
98 CKEDITOR.dom.element.clearAllMarkers( database );
99 return focusedCell;
100 }
101 }
102
103 CKEDITOR.dom.element.clearAllMarkers( database );
104
105 // 2. then we check the toppest row (outside the selection area square) focusable cell
106 tr = cellsToDelete[ 0 ].getParent();
107 if ( ( tr = tr.getPrevious() ) )
108 return tr.getLast();
109
110 // 3. last we check the lowerest row focusable cell
111 tr = cellsToDelete[ last ].getParent();
112 if ( ( tr = tr.getNext() ) )
113 return tr.getChild( 0 );
114
115 return null;
116 }
117
118 function insertRow( selection, insertBefore )
119 {
120 var cells = getSelectedCells( selection ),
121 firstCell = cells[ 0 ],
122 table = firstCell.getAscendant( 'table' ),
123 doc = firstCell.getDocument(),
124 startRow = cells[ 0 ].getParent(),
125 startRowIndex = startRow.$.rowIndex,
126 lastCell = cells[ cells.length - 1 ],
127 endRowIndex = lastCell.getParent().$.rowIndex + lastCell.$.rowSpan - 1,
128 endRow = new CKEDITOR.dom.element( table.$.rows[ endRowIndex ] ),
129 rowIndex = insertBefore ? startRowIndex : endRowIndex,
130 row = insertBefore ? startRow : endRow;
131
132 var map = CKEDITOR.tools.buildTableMap( table ),
133 cloneRow = map[ rowIndex ],
134 nextRow = insertBefore ? map[ rowIndex - 1 ] : map[ rowIndex + 1 ],
135 width = map[0].length;
136
137 var newRow = doc.createElement( 'tr' );
138 for ( var i = 0; i < width; i++ )
139 {
140 var cell;
141 // Check whether there's a spanning row here, do not break it.
142 if ( cloneRow[ i ].rowSpan > 1 && nextRow && cloneRow[ i ] == nextRow[ i ] )
143 {
144 cell = cloneRow[ i ];
145 cell.rowSpan += 1;
146 }
147 else
148 {
149 cell = new CKEDITOR.dom.element( cloneRow[ i ] ).clone();
150 cell.removeAttribute( 'rowSpan' );
151 !CKEDITOR.env.ie && cell.appendBogus();
152 newRow.append( cell );
153 cell = cell.$;
154 }
155
156 i += cell.colSpan - 1;
157 }
158
159 insertBefore ?
160 newRow.insertBefore( row ) :
161 newRow.insertAfter( row );
162 }
163
164 function deleteRows( selectionOrRow )
165 {
166 if ( selectionOrRow instanceof CKEDITOR.dom.selection )
167 {
168 var cells = getSelectedCells( selectionOrRow ),
169 firstCell = cells[ 0 ],
170 table = firstCell.getAscendant( 'table' ),
171 map = CKEDITOR.tools.buildTableMap( table ),
172 startRow = cells[ 0 ].getParent(),
173 startRowIndex = startRow.$.rowIndex,
174 lastCell = cells[ cells.length - 1 ],
175 endRowIndex = lastCell.getParent().$.rowIndex + lastCell.$.rowSpan - 1,
176 rowsToDelete = [];
177
178 // Delete cell or reduce cell spans by checking through the table map.
179 for ( var i = startRowIndex; i <= endRowIndex; i++ )
180 {
181 var mapRow = map[ i ],
182 row = new CKEDITOR.dom.element( table.$.rows[ i ] );
183
184 for ( var j = 0; j < mapRow.length; j++ )
185 {
186 var cell = new CKEDITOR.dom.element( mapRow[ j ] ),
187 cellRowIndex = cell.getParent().$.rowIndex;
188
189 if ( cell.$.rowSpan == 1 )
190 cell.remove();
191 // Row spanned cell.
192 else
193 {
194 // Span row of the cell, reduce spanning.
195 cell.$.rowSpan -= 1;
196 // Root row of the cell, root cell to next row.
197 if ( cellRowIndex == i )
198 {
199 var nextMapRow = map[ i + 1 ];
200 nextMapRow[ j - 1 ] ?
201 cell.insertAfter( new CKEDITOR.dom.element( nextMapRow[ j - 1 ] ) )
202 : new CKEDITOR.dom.element( table.$.rows[ i + 1 ] ).append( cell, 1 );
203 }
204 }
205
206 j += cell.$.colSpan - 1;
207 }
208
209 rowsToDelete.push( row );
210 }
211
212 var rows = table.$.rows;
213
214 // Where to put the cursor after rows been deleted?
215 // 1. Into next sibling row if any;
216 // 2. Into previous sibling row if any;
217 // 3. Into table's parent element if it's the very last row.
218 var cursorPosition = new CKEDITOR.dom.element( rows[ endRowIndex + 1 ] || ( startRowIndex > 0 ? rows[ startRowIndex - 1 ] : null ) || table.$.parentNode );
219
220 for ( i = rowsToDelete.length ; i >= 0 ; i-- )
221 deleteRows( rowsToDelete[ i ] );
222
223 return cursorPosition;
224 }
225 else if ( selectionOrRow instanceof CKEDITOR.dom.element )
226 {
227 table = selectionOrRow.getAscendant( 'table' );
228
229 if ( table.$.rows.length == 1 )
230 table.remove();
231 else
232 selectionOrRow.remove();
233 }
234
235 return null;
236 }
237
238 function getCellColIndex( cell, isStart )
239 {
240 var row = cell.getParent(),
241 rowCells = row.$.cells;
242
243 var colIndex = 0;
244 for ( var i = 0; i < rowCells.length; i++ )
245 {
246 var mapCell = rowCells[ i ];
247 colIndex += isStart ? 1 : mapCell.colSpan;
248 if ( mapCell == cell.$ )
249 break;
250 }
251
252 return colIndex -1;
253 }
254
255 function getColumnsIndices( cells, isStart )
256 {
257 var retval = isStart ? Infinity : 0;
258 for ( var i = 0; i < cells.length; i++ )
259 {
260 var colIndex = getCellColIndex( cells[ i ], isStart );
261 if ( isStart ? colIndex < retval : colIndex > retval )
262 retval = colIndex;
263 }
264 return retval;
265 }
266
267 function insertColumn( selection, insertBefore )
268 {
269 var cells = getSelectedCells( selection ),
270 firstCell = cells[ 0 ],
271 table = firstCell.getAscendant( 'table' ),
272 startCol = getColumnsIndices( cells, 1 ),
273 lastCol = getColumnsIndices( cells ),
274 colIndex = insertBefore? startCol : lastCol;
275
276 var map = CKEDITOR.tools.buildTableMap( table ),
277 cloneCol = [],
278 nextCol = [],
279 height = map.length;
280
281 for ( var i = 0; i < height; i++ )
282 {
283 cloneCol.push( map[ i ][ colIndex ] );
284 var nextCell = insertBefore ? map[ i ][ colIndex - 1 ] : map[ i ][ colIndex + 1 ];
285 nextCell && nextCol.push( nextCell );
286 }
287
288 for ( i = 0; i < height; i++ )
289 {
290 var cell;
291 // Check whether there's a spanning column here, do not break it.
292 if ( cloneCol[ i ].colSpan > 1
293 && nextCol.length
294 && nextCol[ i ] == cloneCol[ i ] )
295 {
296 cell = cloneCol[ i ];
297 cell.colSpan += 1;
298 }
299 else
300 {
301 cell = new CKEDITOR.dom.element( cloneCol[ i ] ).clone();
302 cell.removeAttribute( 'colSpan' );
303 !CKEDITOR.env.ie && cell.appendBogus();
304 cell[ insertBefore? 'insertBefore' : 'insertAfter' ].call( cell, new CKEDITOR.dom.element ( cloneCol[ i ] ) );
305 cell = cell.$;
306 }
307
308 i += cell.rowSpan - 1;
309 }
310 }
311
312 function deleteColumns( selectionOrCell )
313 {
314 var cells = getSelectedCells( selectionOrCell ),
315 firstCell = cells[ 0 ],
316 lastCell = cells[ cells.length - 1 ],
317 table = firstCell.getAscendant( 'table' ),
318 map = CKEDITOR.tools.buildTableMap( table ),
319 startColIndex,
320 endColIndex,
321 rowsToDelete = [];
322
323 // Figure out selected cells' column indices.
324 for ( var i = 0, rows = map.length; i < rows; i++ )
325 {
326 for ( var j = 0, cols = map[ i ].length; j < cols; j++ )
327 {
328 if ( map[ i ][ j ] == firstCell.$ )
329 startColIndex = j;
330 if ( map[ i ][ j ] == lastCell.$ )
331 endColIndex = j;
332 }
333 }
334
335 // Delete cell or reduce cell spans by checking through the table map.
336 for ( i = startColIndex; i <= endColIndex; i++ )
337 {
338 for ( j = 0; j < map.length; j++ )
339 {
340 var mapRow = map[ j ],
341 row = new CKEDITOR.dom.element( table.$.rows[ j ] ),
342 cell = new CKEDITOR.dom.element( mapRow[ i ] );
343
344 if ( cell.$ )
345 {
346 if ( cell.$.colSpan == 1 )
347 cell.remove();
348 // Reduce the col spans.
349 else
350 cell.$.colSpan -= 1;
351
352 j += cell.$.rowSpan - 1;
353
354 if ( !row.$.cells.length )
355 rowsToDelete.push( row );
356 }
357 }
358 }
359
360 var firstRowCells = table.$.rows[ 0 ] && table.$.rows[ 0 ].cells;
361
362 // Where to put the cursor after columns been deleted?
363 // 1. Into next cell of the first row if any;
364 // 2. Into previous cell of the first row if any;
365 // 3. Into table's parent element;
366 var cursorPosition = new CKEDITOR.dom.element( firstRowCells[ startColIndex ] || ( startColIndex ? firstRowCells[ startColIndex - 1 ] : table.$.parentNode ) );
367
368 // Delete table rows only if all columns are gone (do not remove empty row).
369 if ( rowsToDelete.length == rows )
370 table.remove();
371
372 return cursorPosition;
373 }
374
375 function getFocusElementAfterDelCols( cells )
376 {
377 var cellIndexList = [],
378 table = cells[ 0 ] && cells[ 0 ].getAscendant( 'table' ),
379 i, length,
380 targetIndex, targetCell;
381
382 // get the cellIndex list of delete cells
383 for ( i = 0, length = cells.length; i < length; i++ )
384 cellIndexList.push( cells[i].$.cellIndex );
385
386 // get the focusable column index
387 cellIndexList.sort();
388 for ( i = 1, length = cellIndexList.length; i < length; i++ )
389 {
390 if ( cellIndexList[ i ] - cellIndexList[ i - 1 ] > 1 )
391 {
392 targetIndex = cellIndexList[ i - 1 ] + 1;
393 break;
394 }
395 }
396
397 if ( !targetIndex )
398 targetIndex = cellIndexList[ 0 ] > 0 ? ( cellIndexList[ 0 ] - 1 )
399 : ( cellIndexList[ cellIndexList.length - 1 ] + 1 );
400
401 // scan row by row to get the target cell
402 var rows = table.$.rows;
403 for ( i = 0, length = rows.length; i < length ; i++ )
404 {
405 targetCell = rows[ i ].cells[ targetIndex ];
406 if ( targetCell )
407 break;
408 }
409
410 return targetCell ? new CKEDITOR.dom.element( targetCell ) : table.getPrevious();
411 }
412
413 function insertCell( selection, insertBefore )
414 {
415 var startElement = selection.getStartElement();
416 var cell = startElement.getAscendant( 'td', 1 ) || startElement.getAscendant( 'th', 1 );
417
418 if ( !cell )
419 return;
420
421 // Create the new cell element to be added.
422 var newCell = cell.clone();
423 if ( !CKEDITOR.env.ie )
424 newCell.appendBogus();
425
426 if ( insertBefore )
427 newCell.insertBefore( cell );
428 else
429 newCell.insertAfter( cell );
430 }
431
432 function deleteCells( selectionOrCell )
433 {
434 if ( selectionOrCell instanceof CKEDITOR.dom.selection )
435 {
436 var cellsToDelete = getSelectedCells( selectionOrCell );
437 var table = cellsToDelete[ 0 ] && cellsToDelete[ 0 ].getAscendant( 'table' );
438 var cellToFocus = getFocusElementAfterDelCells( cellsToDelete );
439
440 for ( var i = cellsToDelete.length - 1 ; i >= 0 ; i-- )
441 deleteCells( cellsToDelete[ i ] );
442
443 if ( cellToFocus )
444 placeCursorInCell( cellToFocus, true );
445 else if ( table )
446 table.remove();
447 }
448 else if ( selectionOrCell instanceof CKEDITOR.dom.element )
449 {
450 var tr = selectionOrCell.getParent();
451 if ( tr.getChildCount() == 1 )
452 tr.remove();
453 else
454 selectionOrCell.remove();
455 }
456 }
457
458 // Remove filler at end and empty spaces around the cell content.
459 function trimCell( cell )
460 {
461 var bogus = cell.getBogus();
462 bogus && bogus.remove();
463 cell.trim();
464 }
465
466 function placeCursorInCell( cell, placeAtEnd )
467 {
468 var range = new CKEDITOR.dom.range( cell.getDocument() );
469 if ( !range[ 'moveToElementEdit' + ( placeAtEnd ? 'End' : 'Start' ) ]( cell ) )
470 {
471 range.selectNodeContents( cell );
472 range.collapse( placeAtEnd ? false : true );
473 }
474 range.select( true );
475 }
476
477 function cellInRow( tableMap, rowIndex, cell )
478 {
479 var oRow = tableMap[ rowIndex ];
480 if ( typeof cell == 'undefined' )
481 return oRow;
482
483 for ( var c = 0 ; oRow && c < oRow.length ; c++ )
484 {
485 if ( cell.is && oRow[c] == cell.$ )
486 return c;
487 else if ( c == cell )
488 return new CKEDITOR.dom.element( oRow[ c ] );
489 }
490 return cell.is ? -1 : null;
491 }
492
493 function cellInCol( tableMap, colIndex, cell )
494 {
495 var oCol = [];
496 for ( var r = 0; r < tableMap.length; r++ )
497 {
498 var row = tableMap[ r ];
499 if ( typeof cell == 'undefined' )
500 oCol.push( row[ colIndex ] );
501 else if ( cell.is && row[ colIndex ] == cell.$ )
502 return r;
503 else if ( r == cell )
504 return new CKEDITOR.dom.element( row[ colIndex ] );
505 }
506
507 return ( typeof cell == 'undefined' )? oCol : cell.is ? -1 : null;
508 }
509
510 function mergeCells( selection, mergeDirection, isDetect )
511 {
512 var cells = getSelectedCells( selection );
513
514 // Invalid merge request if:
515 // 1. In batch mode despite that less than two selected.
516 // 2. In solo mode while not exactly only one selected.
517 // 3. Cells distributed in different table groups (e.g. from both thead and tbody).
518 var commonAncestor;
519 if ( ( mergeDirection ? cells.length != 1 : cells.length < 2 )
520 || ( commonAncestor = selection.getCommonAncestor() )
521 && commonAncestor.type == CKEDITOR.NODE_ELEMENT
522 && commonAncestor.is( 'table' ) )
523 {
524 return false;
525 }
526
527 var cell,
528 firstCell = cells[ 0 ],
529 table = firstCell.getAscendant( 'table' ),
530 map = CKEDITOR.tools.buildTableMap( table ),
531 mapHeight = map.length,
532 mapWidth = map[ 0 ].length,
533 startRow = firstCell.getParent().$.rowIndex,
534 startColumn = cellInRow( map, startRow, firstCell );
535
536 if ( mergeDirection )
537 {
538 var targetCell;
539 try
540 {
541 var rowspan = parseInt( firstCell.getAttribute( 'rowspan' ), 10 ) || 1;
542 var colspan = parseInt( firstCell.getAttribute( 'colspan' ), 10 ) || 1;
543
544 targetCell =
545 map[ mergeDirection == 'up' ?
546 ( startRow - rowspan ):
547 mergeDirection == 'down' ? ( startRow + rowspan ) : startRow ] [
548 mergeDirection == 'left' ?
549 ( startColumn - colspan ):
550 mergeDirection == 'right' ? ( startColumn + colspan ) : startColumn ];
551
552 }
553 catch( er )
554 {
555 return false;
556 }
557
558 // 1. No cell could be merged.
559 // 2. Same cell actually.
560 if ( !targetCell || firstCell.$ == targetCell )
561 return false;
562
563 // Sort in map order regardless of the DOM sequence.
564 cells[ ( mergeDirection == 'up' || mergeDirection == 'left' ) ?
565 'unshift' : 'push' ]( new CKEDITOR.dom.element( targetCell ) );
566 }
567
568 // Start from here are merging way ignorance (merge up/right, batch merge).
569 var doc = firstCell.getDocument(),
570 lastRowIndex = startRow,
571 totalRowSpan = 0,
572 totalColSpan = 0,
573 // Use a documentFragment as buffer when appending cell contents.
574 frag = !isDetect && new CKEDITOR.dom.documentFragment( doc ),
575 dimension = 0;
576
577 for ( var i = 0; i < cells.length; i++ )
578 {
579 cell = cells[ i ];
580
581 var tr = cell.getParent(),
582 cellFirstChild = cell.getFirst(),
583 colSpan = cell.$.colSpan,
584 rowSpan = cell.$.rowSpan,
585 rowIndex = tr.$.rowIndex,
586 colIndex = cellInRow( map, rowIndex, cell );
587
588 // Accumulated the actual places taken by all selected cells.
589 dimension += colSpan * rowSpan;
590 // Accumulated the maximum virtual spans from column and row.
591 totalColSpan = Math.max( totalColSpan, colIndex - startColumn + colSpan ) ;
592 totalRowSpan = Math.max( totalRowSpan, rowIndex - startRow + rowSpan );
593
594 if ( !isDetect )
595 {
596 // Trim all cell fillers and check to remove empty cells.
597 if ( trimCell( cell ), cell.getChildren().count() )
598 {
599 // Merge vertically cells as two separated paragraphs.
600 if ( rowIndex != lastRowIndex
601 && cellFirstChild
602 && !( cellFirstChild.isBlockBoundary
603 && cellFirstChild.isBlockBoundary( { br : 1 } ) ) )
604 {
605 var last = frag.getLast( CKEDITOR.dom.walker.whitespaces( true ) );
606 if ( last && !( last.is && last.is( 'br' ) ) )
607 frag.append( 'br' );
608 }
609
610 cell.moveChildren( frag );
611 }
612 i ? cell.remove() : cell.setHtml( '' );
613 }
614 lastRowIndex = rowIndex;
615 }
616
617 if ( !isDetect )
618 {
619 frag.moveChildren( firstCell );
620
621 if ( !CKEDITOR.env.ie )
622 firstCell.appendBogus();
623
624 if ( totalColSpan >= mapWidth )
625 firstCell.removeAttribute( 'rowSpan' );
626 else
627 firstCell.$.rowSpan = totalRowSpan;
628
629 if ( totalRowSpan >= mapHeight )
630 firstCell.removeAttribute( 'colSpan' );
631 else
632 firstCell.$.colSpan = totalColSpan;
633
634 // Swip empty <tr> left at the end of table due to the merging.
635 var trs = new CKEDITOR.dom.nodeList( table.$.rows ),
636 count = trs.count();
637
638 for ( i = count - 1; i >= 0; i-- )
639 {
640 var tailTr = trs.getItem( i );
641 if ( !tailTr.$.cells.length )
642 {
643 tailTr.remove();
644 count++;
645 continue;
646 }
647 }
648
649 return firstCell;
650 }
651 // Be able to merge cells only if actual dimension of selected
652 // cells equals to the caculated rectangle.
653 else
654 return ( totalRowSpan * totalColSpan ) == dimension;
655 }
656
657 function verticalSplitCell ( selection, isDetect )
658 {
659 var cells = getSelectedCells( selection );
660 if ( cells.length > 1 )
661 return false;
662 else if ( isDetect )
663 return true;
664
665 var cell = cells[ 0 ],
666 tr = cell.getParent(),
667 table = tr.getAscendant( 'table' ),
668 map = CKEDITOR.tools.buildTableMap( table ),
669 rowIndex = tr.$.rowIndex,
670 colIndex = cellInRow( map, rowIndex, cell ),
671 rowSpan = cell.$.rowSpan,
672 newCell,
673 newRowSpan,
674 newCellRowSpan,
675 newRowIndex;
676
677 if ( rowSpan > 1 )
678 {
679 newRowSpan = Math.ceil( rowSpan / 2 );
680 newCellRowSpan = Math.floor( rowSpan / 2 );
681 newRowIndex = rowIndex + newRowSpan;
682 var newCellTr = new CKEDITOR.dom.element( table.$.rows[ newRowIndex ] ),
683 newCellRow = cellInRow( map, newRowIndex ),
684 candidateCell;
685
686 newCell = cell.clone();
687
688 // Figure out where to insert the new cell by checking the vitual row.
689 for ( var c = 0; c < newCellRow.length; c++ )
690 {
691 candidateCell = newCellRow[ c ];
692 // Catch first cell actually following the column.
693 if ( candidateCell.parentNode == newCellTr.$
694 && c > colIndex )
695 {
696 newCell.insertBefore( new CKEDITOR.dom.element( candidateCell ) );
697 break;
698 }
699 else
700 candidateCell = null;
701 }
702
703 // The destination row is empty, append at will.
704 if ( !candidateCell )
705 newCellTr.append( newCell, true );
706 }
707 else
708 {
709 newCellRowSpan = newRowSpan = 1;
710
711 newCellTr = tr.clone();
712 newCellTr.insertAfter( tr );
713 newCellTr.append( newCell = cell.clone() );
714
715 var cellsInSameRow = cellInRow( map, rowIndex );
716 for ( var i = 0; i < cellsInSameRow.length; i++ )
717 cellsInSameRow[ i ].rowSpan++;
718 }
719
720 if ( !CKEDITOR.env.ie )
721 newCell.appendBogus();
722
723 cell.$.rowSpan = newRowSpan;
724 newCell.$.rowSpan = newCellRowSpan;
725 if ( newRowSpan == 1 )
726 cell.removeAttribute( 'rowSpan' );
727 if ( newCellRowSpan == 1 )
728 newCell.removeAttribute( 'rowSpan' );
729
730 return newCell;
731 }
732
733 function horizontalSplitCell( selection, isDetect )
734 {
735 var cells = getSelectedCells( selection );
736 if ( cells.length > 1 )
737 return false;
738 else if ( isDetect )
739 return true;
740
741 var cell = cells[ 0 ],
742 tr = cell.getParent(),
743 table = tr.getAscendant( 'table' ),
744 map = CKEDITOR.tools.buildTableMap( table ),
745 rowIndex = tr.$.rowIndex,
746 colIndex = cellInRow( map, rowIndex, cell ),
747 colSpan = cell.$.colSpan,
748 newCell,
749 newColSpan,
750 newCellColSpan;
751
752 if ( colSpan > 1 )
753 {
754 newColSpan = Math.ceil( colSpan / 2 );
755 newCellColSpan = Math.floor( colSpan / 2 );
756 }
757 else
758 {
759 newCellColSpan = newColSpan = 1;
760 var cellsInSameCol = cellInCol( map, colIndex );
761 for ( var i = 0; i < cellsInSameCol.length; i++ )
762 cellsInSameCol[ i ].colSpan++;
763 }
764 newCell = cell.clone();
765 newCell.insertAfter( cell );
766 if ( !CKEDITOR.env.ie )
767 newCell.appendBogus();
768
769 cell.$.colSpan = newColSpan;
770 newCell.$.colSpan = newCellColSpan;
771 if ( newColSpan == 1 )
772 cell.removeAttribute( 'colSpan' );
773 if ( newCellColSpan == 1 )
774 newCell.removeAttribute( 'colSpan' );
775
776 return newCell;
777 }
778 // Context menu on table caption incorrect (#3834)
779 var contextMenuTags = { thead : 1, tbody : 1, tfoot : 1, td : 1, tr : 1, th : 1 };
780
781 CKEDITOR.plugins.tabletools =
782 {
783 init : function( editor )
784 {
785 var lang = editor.lang.table;
786
787 editor.addCommand( 'cellProperties', new CKEDITOR.dialogCommand( 'cellProperties' ) );
788 CKEDITOR.dialog.add( 'cellProperties', this.path + 'dialogs/tableCell.js' );
789
790 editor.addCommand( 'tableDelete',
791 {
792 exec : function( editor )
793 {
794 var selection = editor.getSelection(),
795 startElement = selection && selection.getStartElement(),
796 table = startElement && startElement.getAscendant( 'table', 1 );
797
798 if ( !table )
799 return;
800
801 // If the table's parent has only one child remove it as well (unless it's the body or a table cell) (#5416, #6289)
802 var parent = table.getParent();
803 if ( parent.getChildCount() == 1 && !parent.is( 'body', 'td', 'th' ) )
804 table = parent;
805
806 var range = new CKEDITOR.dom.range( editor.document );
807 range.moveToPosition( table, CKEDITOR.POSITION_BEFORE_START );
808 table.remove();
809 range.select();
810 }
811 } );
812
813 editor.addCommand( 'rowDelete',
814 {
815 exec : function( editor )
816 {
817 var selection = editor.getSelection();
818 placeCursorInCell( deleteRows( selection ) );
819 }
820 } );
821
822 editor.addCommand( 'rowInsertBefore',
823 {
824 exec : function( editor )
825 {
826 var selection = editor.getSelection();
827 insertRow( selection, true );
828 }
829 } );
830
831 editor.addCommand( 'rowInsertAfter',
832 {
833 exec : function( editor )
834 {
835 var selection = editor.getSelection();
836 insertRow( selection );
837 }
838 } );
839
840 editor.addCommand( 'columnDelete',
841 {
842 exec : function( editor )
843 {
844 var selection = editor.getSelection();
845 var element = deleteColumns( selection );
846 element && placeCursorInCell( element, true );
847 }
848 } );
849
850 editor.addCommand( 'columnInsertBefore',
851 {
852 exec : function( editor )
853 {
854 var selection = editor.getSelection();
855 insertColumn( selection, true );
856 }
857 } );
858
859 editor.addCommand( 'columnInsertAfter',
860 {
861 exec : function( editor )
862 {
863 var selection = editor.getSelection();
864 insertColumn( selection );
865 }
866 } );
867
868 editor.addCommand( 'cellDelete',
869 {
870 exec : function( editor )
871 {
872 var selection = editor.getSelection();
873 deleteCells( selection );
874 }
875 } );
876
877 editor.addCommand( 'cellMerge',
878 {
879 exec : function( editor )
880 {
881 placeCursorInCell( mergeCells( editor.getSelection() ), true );
882 }
883 } );
884
885 editor.addCommand( 'cellMergeRight',
886 {
887 exec : function( editor )
888 {
889 placeCursorInCell( mergeCells( editor.getSelection(), 'right' ), true );
890 }
891 } );
892
893 editor.addCommand( 'cellMergeDown',
894 {
895 exec : function( editor )
896 {
897 placeCursorInCell( mergeCells( editor.getSelection(), 'down' ), true );
898 }
899 } );
900
901 editor.addCommand( 'cellVerticalSplit',
902 {
903 exec : function( editor )
904 {
905 placeCursorInCell( verticalSplitCell( editor.getSelection() ) );
906 }
907 } );
908
909 editor.addCommand( 'cellHorizontalSplit',
910 {
911 exec : function( editor )
912 {
913 placeCursorInCell( horizontalSplitCell( editor.getSelection() ) );
914 }
915 } );
916
917 editor.addCommand( 'cellInsertBefore',
918 {
919 exec : function( editor )
920 {
921 var selection = editor.getSelection();
922 insertCell( selection, true );
923 }
924 } );
925
926 editor.addCommand( 'cellInsertAfter',
927 {
928 exec : function( editor )
929 {
930 var selection = editor.getSelection();
931 insertCell( selection );
932 }
933 } );
934
935 // If the "menu" plugin is loaded, register the menu items.
936 if ( editor.addMenuItems )
937 {
938 editor.addMenuItems(
939 {
940 tablecell :
941 {
942 label : lang.cell.menu,
943 group : 'tablecell',
944 order : 1,
945 getItems : function()
946 {
947 var selection = editor.getSelection(),
948 cells = getSelectedCells( selection );
949 return {
950 tablecell_insertBefore : CKEDITOR.TRISTATE_OFF,
951 tablecell_insertAfter : CKEDITOR.TRISTATE_OFF,
952 tablecell_delete : CKEDITOR.TRISTATE_OFF,
953 tablecell_merge : mergeCells( selection, null, true ) ? CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_DISABLED,
954 tablecell_merge_right : mergeCells( selection, 'right', true ) ? CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_DISABLED,
955 tablecell_merge_down : mergeCells( selection, 'down', true ) ? CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_DISABLED,
956 tablecell_split_vertical : verticalSplitCell( selection, true ) ? CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_DISABLED,
957 tablecell_split_horizontal : horizontalSplitCell( selection, true ) ? CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_DISABLED,
958 tablecell_properties : cells.length > 0 ? CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_DISABLED
959 };
960 }
961 },
962
963 tablecell_insertBefore :
964 {
965 label : lang.cell.insertBefore,
966 group : 'tablecell',
967 command : 'cellInsertBefore',
968 order : 5
969 },
970
971 tablecell_insertAfter :
972 {
973 label : lang.cell.insertAfter,
974 group : 'tablecell',
975 command : 'cellInsertAfter',
976 order : 10
977 },
978
979 tablecell_delete :
980 {
981 label : lang.cell.deleteCell,
982 group : 'tablecell',
983 command : 'cellDelete',
984 order : 15
985 },
986
987 tablecell_merge :
988 {
989 label : lang.cell.merge,
990 group : 'tablecell',
991 command : 'cellMerge',
992 order : 16
993 },
994
995 tablecell_merge_right :
996 {
997 label : lang.cell.mergeRight,
998 group : 'tablecell',
999 command : 'cellMergeRight',
1000 order : 17
1001 },
1002
1003 tablecell_merge_down :
1004 {
1005 label : lang.cell.mergeDown,
1006 group : 'tablecell',
1007 command : 'cellMergeDown',
1008 order : 18
1009 },
1010
1011 tablecell_split_horizontal :
1012 {
1013 label : lang.cell.splitHorizontal,
1014 group : 'tablecell',
1015 command : 'cellHorizontalSplit',
1016 order : 19
1017 },
1018
1019 tablecell_split_vertical :
1020 {
1021 label : lang.cell.splitVertical,
1022 group : 'tablecell',
1023 command : 'cellVerticalSplit',
1024 order : 20
1025 },
1026
1027 tablecell_properties :
1028 {
1029 label : lang.cell.title,
1030 group : 'tablecellproperties',
1031 command : 'cellProperties',
1032 order : 21
1033 },
1034
1035 tablerow :
1036 {
1037 label : lang.row.menu,
1038 group : 'tablerow',
1039 order : 1,
1040 getItems : function()
1041 {
1042 return {
1043 tablerow_insertBefore : CKEDITOR.TRISTATE_OFF,
1044 tablerow_insertAfter : CKEDITOR.TRISTATE_OFF,
1045 tablerow_delete : CKEDITOR.TRISTATE_OFF
1046 };
1047 }
1048 },
1049
1050 tablerow_insertBefore :
1051 {
1052 label : lang.row.insertBefore,
1053 group : 'tablerow',
1054 command : 'rowInsertBefore',
1055 order : 5
1056 },
1057
1058 tablerow_insertAfter :
1059 {
1060 label : lang.row.insertAfter,
1061 group : 'tablerow',
1062 command : 'rowInsertAfter',
1063 order : 10
1064 },
1065
1066 tablerow_delete :
1067 {
1068 label : lang.row.deleteRow,
1069 group : 'tablerow',
1070 command : 'rowDelete',
1071 order : 15
1072 },
1073
1074 tablecolumn :
1075 {
1076 label : lang.column.menu,
1077 group : 'tablecolumn',
1078 order : 1,
1079 getItems : function()
1080 {
1081 return {
1082 tablecolumn_insertBefore : CKEDITOR.TRISTATE_OFF,
1083 tablecolumn_insertAfter : CKEDITOR.TRISTATE_OFF,
1084 tablecolumn_delete : CKEDITOR.TRISTATE_OFF
1085 };
1086 }
1087 },
1088
1089 tablecolumn_insertBefore :
1090 {
1091 label : lang.column.insertBefore,
1092 group : 'tablecolumn',
1093 command : 'columnInsertBefore',
1094 order : 5
1095 },
1096
1097 tablecolumn_insertAfter :
1098 {
1099 label : lang.column.insertAfter,
1100 group : 'tablecolumn',
1101 command : 'columnInsertAfter',
1102 order : 10
1103 },
1104
1105 tablecolumn_delete :
1106 {
1107 label : lang.column.deleteColumn,
1108 group : 'tablecolumn',
1109 command : 'columnDelete',
1110 order : 15
1111 }
1112 });
1113 }
1114
1115 // If the "contextmenu" plugin is laoded, register the listeners.
1116 if ( editor.contextMenu )
1117 {
1118 editor.contextMenu.addListener( function( element, selection )
1119 {
1120 if ( !element || element.isReadOnly() )
1121 return null;
1122
1123 while ( element )
1124 {
1125 if ( element.getName() in contextMenuTags )
1126 {
1127 return {
1128 tablecell : CKEDITOR.TRISTATE_OFF,
1129 tablerow : CKEDITOR.TRISTATE_OFF,
1130 tablecolumn : CKEDITOR.TRISTATE_OFF
1131 };
1132 }
1133 element = element.getParent();
1134 }
1135
1136 return null;
1137 } );
1138 }
1139 },
1140
1141 getSelectedCells : getSelectedCells
1142
1143 };
1144 CKEDITOR.plugins.add( 'tabletools', CKEDITOR.plugins.tabletools );
1145 })();
1146
1147 /**
1148 * Create a two-dimension array that reflects the actual layout of table cells,
1149 * with cell spans, with mappings to the original td elements.
1150 * @param table {CKEDITOR.dom.element}
1151 */
1152 CKEDITOR.tools.buildTableMap = function ( table )
1153 {
1154 var aRows = table.$.rows ;
1155
1156 // Row and Column counters.
1157 var r = -1 ;
1158
1159 var aMap = [];
1160
1161 for ( var i = 0 ; i < aRows.length ; i++ )
1162 {
1163 r++ ;
1164 !aMap[r] && ( aMap[r] = [] );
1165
1166 var c = -1 ;
1167
1168 for ( var j = 0 ; j < aRows[i].cells.length ; j++ )
1169 {
1170 var oCell = aRows[i].cells[j] ;
1171
1172 c++ ;
1173 while ( aMap[r][c] )
1174 c++ ;
1175
1176 var iColSpan = isNaN( oCell.colSpan ) ? 1 : oCell.colSpan ;
1177 var iRowSpan = isNaN( oCell.rowSpan ) ? 1 : oCell.rowSpan ;
1178
1179 for ( var rs = 0 ; rs < iRowSpan ; rs++ )
1180 {
1181 if ( !aMap[r + rs] )
1182 aMap[r + rs] = [];
1183
1184 for ( var cs = 0 ; cs < iColSpan ; cs++ )
1185 {
1186 aMap[r + rs][c + cs] = aRows[i].cells[j] ;
1187 }
1188 }
1189
1190 c += iColSpan - 1 ;
1191 }
1192 }
1193 return aMap ;
1194 };
ckeditor for Plinn