+++ /dev/null
-/*\r
-Copyright (c) 2003-2013, CKSource - Frederico Knabben. All rights reserved.\r
-For licensing, see LICENSE.html or http://ckeditor.com/license\r
-*/\r
-\r
-(function()\r
-{\r
- var pxUnit = CKEDITOR.tools.cssLength,\r
- needsIEHacks = CKEDITOR.env.ie && ( CKEDITOR.env.ie7Compat || CKEDITOR.env.quirks || CKEDITOR.env.version < 7 );\r
-\r
- function getWidth( el )\r
- {\r
- return CKEDITOR.env.ie ? el.$.clientWidth : parseInt( el.getComputedStyle( 'width' ), 10 );\r
- }\r
-\r
- function getBorderWidth( element, side )\r
- {\r
- var computed = element.getComputedStyle( 'border-' + side + '-width' ),\r
- borderMap =\r
- {\r
- thin: '0px',\r
- medium: '1px',\r
- thick: '2px'\r
- };\r
-\r
- if ( computed.indexOf( 'px' ) < 0 )\r
- {\r
- // look up keywords\r
- if ( computed in borderMap && element.getComputedStyle( 'border-style' ) != 'none' )\r
- computed = borderMap[ computed ];\r
- else\r
- computed = 0;\r
- }\r
-\r
- return parseInt( computed, 10 );\r
- }\r
-\r
- // Gets the table row that contains the most columns.\r
- function getMasterPillarRow( table )\r
- {\r
- var $rows = table.$.rows,\r
- maxCells = 0, cellsCount,\r
- $elected, $tr;\r
-\r
- for ( var i = 0, len = $rows.length ; i < len; i++ )\r
- {\r
- $tr = $rows[ i ];\r
- cellsCount = $tr.cells.length;\r
-\r
- if ( cellsCount > maxCells )\r
- {\r
- maxCells = cellsCount;\r
- $elected = $tr;\r
- }\r
- }\r
-\r
- return $elected;\r
- }\r
-\r
- function buildTableColumnPillars( table )\r
- {\r
- var pillars = [],\r
- pillarIndex = -1,\r
- rtl = ( table.getComputedStyle( 'direction' ) == 'rtl' );\r
-\r
- // Get the raw row element that cointains the most columns.\r
- var $tr = getMasterPillarRow( table );\r
-\r
- // Get the tbody element and position, which will be used to set the\r
- // top and bottom boundaries.\r
- var tbody = new CKEDITOR.dom.element( table.$.tBodies[ 0 ] ),\r
- tbodyPosition = tbody.getDocumentPosition();\r
-\r
- // Loop thorugh all cells, building pillars after each one of them.\r
- for ( var i = 0, len = $tr.cells.length ; i < len ; i++ )\r
- {\r
- // Both the current cell and the successive one will be used in the\r
- // pillar size calculation.\r
- var td = new CKEDITOR.dom.element( $tr.cells[ i ] ),\r
- nextTd = $tr.cells[ i + 1 ] && new CKEDITOR.dom.element( $tr.cells[ i + 1 ] );\r
-\r
- pillarIndex += td.$.colSpan || 1;\r
-\r
- // Calculate the pillar boundary positions.\r
- var pillarLeft, pillarRight, pillarWidth;\r
-\r
- var x = td.getDocumentPosition().x;\r
-\r
- // Calculate positions based on the current cell.\r
- rtl ?\r
- pillarRight = x + getBorderWidth( td, 'left' ) :\r
- pillarLeft = x + td.$.offsetWidth - getBorderWidth( td, 'right' );\r
-\r
- // Calculate positions based on the next cell, if available.\r
- if ( nextTd )\r
- {\r
- x = nextTd.getDocumentPosition().x;\r
-\r
- rtl ?\r
- pillarLeft = x + nextTd.$.offsetWidth - getBorderWidth( nextTd, 'right' ) :\r
- pillarRight = x + getBorderWidth( nextTd, 'left' );\r
- }\r
- // Otherwise calculate positions based on the table (for last cell).\r
- else\r
- {\r
- x = table.getDocumentPosition().x;\r
-\r
- rtl ?\r
- pillarLeft = x :\r
- pillarRight = x + table.$.offsetWidth;\r
- }\r
-\r
- pillarWidth = Math.max( pillarRight - pillarLeft, 3 );\r
-\r
- // The pillar should reflects exactly the shape of the hovered\r
- // column border line.\r
- pillars.push( {\r
- table : table,\r
- index : pillarIndex,\r
- x : pillarLeft,\r
- y : tbodyPosition.y,\r
- width : pillarWidth,\r
- height : tbody.$.offsetHeight,\r
- rtl : rtl } );\r
- }\r
-\r
- return pillars;\r
- }\r
-\r
- function getPillarAtPosition( pillars, positionX )\r
- {\r
- for ( var i = 0, len = pillars.length ; i < len ; i++ )\r
- {\r
- var pillar = pillars[ i ];\r
-\r
- if ( positionX >= pillar.x && positionX <= ( pillar.x + pillar.width ) )\r
- return pillar;\r
- }\r
-\r
- return null;\r
- }\r
-\r
- function cancel( evt )\r
- {\r
- ( evt.data || evt ).preventDefault();\r
- }\r
-\r
- function columnResizer( editor )\r
- {\r
- var pillar,\r
- document,\r
- resizer,\r
- isResizing,\r
- startOffset,\r
- currentShift;\r
-\r
- var leftSideCells, rightSideCells, leftShiftBoundary, rightShiftBoundary;\r
-\r
- function detach()\r
- {\r
- pillar = null;\r
- currentShift = 0;\r
- isResizing = 0;\r
-\r
- document.removeListener( 'mouseup', onMouseUp );\r
- resizer.removeListener( 'mousedown', onMouseDown );\r
- resizer.removeListener( 'mousemove', onMouseMove );\r
-\r
- document.getBody().setStyle( 'cursor', 'auto' );\r
-\r
- // Hide the resizer (remove it on IE7 - #5890).\r
- needsIEHacks ? resizer.remove() : resizer.hide();\r
- }\r
-\r
- function resizeStart()\r
- {\r
- // Before starting to resize, figure out which cells to change\r
- // and the boundaries of this resizing shift.\r
-\r
- var columnIndex = pillar.index,\r
- map = CKEDITOR.tools.buildTableMap( pillar.table ),\r
- leftColumnCells = [],\r
- rightColumnCells = [],\r
- leftMinSize = Number.MAX_VALUE,\r
- rightMinSize = leftMinSize,\r
- rtl = pillar.rtl;\r
-\r
- for ( var i = 0, len = map.length ; i < len ; i++ )\r
- {\r
- var row = map[ i ],\r
- leftCell = row[ columnIndex + ( rtl ? 1 : 0 ) ],\r
- rightCell = row[ columnIndex + ( rtl ? 0 : 1 ) ];\r
-\r
- leftCell = leftCell && new CKEDITOR.dom.element( leftCell );\r
- rightCell = rightCell && new CKEDITOR.dom.element( rightCell );\r
-\r
- if ( !leftCell || !rightCell || !leftCell.equals( rightCell ) )\r
- {\r
- leftCell && ( leftMinSize = Math.min( leftMinSize, getWidth( leftCell ) ) );\r
- rightCell && ( rightMinSize = Math.min( rightMinSize, getWidth( rightCell ) ) );\r
-\r
- leftColumnCells.push( leftCell );\r
- rightColumnCells.push( rightCell );\r
- }\r
- }\r
-\r
- // Cache the list of cells to be resized.\r
- leftSideCells = leftColumnCells;\r
- rightSideCells = rightColumnCells;\r
-\r
- // Cache the resize limit boundaries.\r
- leftShiftBoundary = pillar.x - leftMinSize;\r
- rightShiftBoundary = pillar.x + rightMinSize;\r
-\r
- resizer.setOpacity( 0.5 );\r
- startOffset = parseInt( resizer.getStyle( 'left' ), 10 );\r
- currentShift = 0;\r
- isResizing = 1;\r
-\r
- resizer.on( 'mousemove', onMouseMove );\r
-\r
- // Prevent the native drag behavior otherwise 'mousemove' won't fire.\r
- document.on( 'dragstart', cancel );\r
- }\r
-\r
- function resizeEnd()\r
- {\r
- isResizing = 0;\r
-\r
- resizer.setOpacity( 0 );\r
-\r
- currentShift && resizeColumn();\r
-\r
- var table = pillar.table;\r
- setTimeout( function () { table.removeCustomData( '_cke_table_pillars' ); }, 0 );\r
-\r
- document.removeListener( 'dragstart', cancel );\r
- }\r
-\r
- function resizeColumn()\r
- {\r
- var rtl = pillar.rtl,\r
- cellsCount = rtl ? rightSideCells.length : leftSideCells.length;\r
-\r
- // Perform the actual resize to table cells, only for those by side of the pillar.\r
- for ( var i = 0 ; i < cellsCount ; i++ )\r
- {\r
- var leftCell = leftSideCells[ i ],\r
- rightCell = rightSideCells[ i ],\r
- table = pillar.table;\r
-\r
- // Defer the resizing to avoid any interference among cells.\r
- CKEDITOR.tools.setTimeout(\r
- function( leftCell, leftOldWidth, rightCell, rightOldWidth, tableWidth, sizeShift )\r
- {\r
- leftCell && leftCell.setStyle( 'width', pxUnit( Math.max( leftOldWidth + sizeShift, 0 ) ) );\r
- rightCell && rightCell.setStyle( 'width', pxUnit( Math.max( rightOldWidth - sizeShift, 0 ) ) );\r
-\r
- // If we're in the last cell, we need to resize the table as well\r
- if ( tableWidth )\r
- table.setStyle( 'width', pxUnit( tableWidth + sizeShift * ( rtl ? -1 : 1 ) ) );\r
- }\r
- , 0,\r
- this, [\r
- leftCell, leftCell && getWidth( leftCell ),\r
- rightCell, rightCell && getWidth( rightCell ),\r
- ( !leftCell || !rightCell ) && ( getWidth( table ) + getBorderWidth( table, 'left' ) + getBorderWidth( table, 'right' ) ),\r
- currentShift ] );\r
- }\r
- }\r
-\r
- function onMouseDown( evt )\r
- {\r
- cancel( evt );\r
-\r
- resizeStart();\r
-\r
- document.on( 'mouseup', onMouseUp, this );\r
- }\r
-\r
- function onMouseUp( evt )\r
- {\r
- evt.removeListener();\r
-\r
- resizeEnd();\r
- }\r
-\r
- function onMouseMove( evt )\r
- {\r
- move( evt.data.getPageOffset().x );\r
- }\r
-\r
- document = editor.document;\r
-\r
- resizer = CKEDITOR.dom.element.createFromHtml(\r
- '<div data-cke-temp=1 contenteditable=false unselectable=on '+\r
- 'style="position:absolute;cursor:col-resize;filter:alpha(opacity=0);opacity:0;' +\r
- 'padding:0;background-color:#004;background-image:none;border:0px none;z-index:10"></div>', document );\r
-\r
- // Except on IE6/7 (#5890), place the resizer after body to prevent it\r
- // from being editable.\r
- if ( !needsIEHacks )\r
- document.getDocumentElement().append( resizer );\r
-\r
- this.attachTo = function( targetPillar )\r
- {\r
- // Accept only one pillar at a time.\r
- if ( isResizing )\r
- return;\r
-\r
- // On IE6/7, we append the resizer everytime we need it. (#5890)\r
- if ( needsIEHacks )\r
- {\r
- document.getBody().append( resizer );\r
- currentShift = 0;\r
- }\r
-\r
- pillar = targetPillar;\r
-\r
- resizer.setStyles(\r
- {\r
- width: pxUnit( targetPillar.width ),\r
- height : pxUnit( targetPillar.height ),\r
- left : pxUnit( targetPillar.x ),\r
- top : pxUnit( targetPillar.y )\r
- });\r
-\r
- // In IE6/7, it's not possible to have custom cursors for floating\r
- // elements in an editable document. Show the resizer in that case,\r
- // to give the user a visual clue.\r
- needsIEHacks && resizer.setOpacity( 0.25 );\r
-\r
- resizer.on( 'mousedown', onMouseDown, this );\r
-\r
- document.getBody().setStyle( 'cursor', 'col-resize' );\r
-\r
- // Display the resizer to receive events but don't show it,\r
- // only change the cursor to resizable shape.\r
- resizer.show();\r
- };\r
-\r
- var move = this.move = function( posX )\r
- {\r
- if ( !pillar )\r
- return 0;\r
-\r
- if ( !isResizing && ( posX < pillar.x || posX > ( pillar.x + pillar.width ) ) )\r
- {\r
- detach();\r
- return 0;\r
- }\r
-\r
- var resizerNewPosition = posX - Math.round( resizer.$.offsetWidth / 2 );\r
-\r
- if ( isResizing )\r
- {\r
- if ( resizerNewPosition == leftShiftBoundary || resizerNewPosition == rightShiftBoundary )\r
- return 1;\r
-\r
- resizerNewPosition = Math.max( resizerNewPosition, leftShiftBoundary );\r
- resizerNewPosition = Math.min( resizerNewPosition, rightShiftBoundary );\r
-\r
- currentShift = resizerNewPosition - startOffset;\r
- }\r
-\r
- resizer.setStyle( 'left', pxUnit( resizerNewPosition ) );\r
-\r
- return 1;\r
- };\r
- }\r
-\r
- function clearPillarsCache( evt )\r
- {\r
- var target = evt.data.getTarget();\r
-\r
- if ( evt.name == 'mouseout' )\r
- {\r
- // Bypass interal mouse move.\r
- if ( !target.is ( 'table' ) )\r
- return;\r
-\r
- var dest = new CKEDITOR.dom.element( evt.data.$.relatedTarget || evt.data.$.toElement );\r
- while( dest && dest.$ && !dest.equals( target ) && !dest.is( 'body' ) )\r
- dest = dest.getParent();\r
- if ( !dest || dest.equals( target ) )\r
- return;\r
- }\r
-\r
- target.getAscendant( 'table', 1 ).removeCustomData( '_cke_table_pillars' );\r
- evt.removeListener();\r
- }\r
-\r
- CKEDITOR.plugins.add( 'tableresize',\r
- {\r
- requires : [ 'tabletools' ],\r
- init : function( editor )\r
- {\r
- editor.on( 'contentDom', function()\r
- {\r
- var resizer;\r
-\r
- editor.document.getBody().on( 'mousemove', function( evt )\r
- {\r
- evt = evt.data;\r
-\r
- var pageX = evt.getPageOffset().x;\r
-\r
- // If we're already attached to a pillar, simply move the\r
- // resizer.\r
- if ( resizer && resizer.move( pageX ) )\r
- {\r
- cancel( evt );\r
- return;\r
- }\r
-\r
- // Considering table, tr, td, tbody but nothing else.\r
- var target = evt.getTarget(),\r
- table,\r
- pillars;\r
-\r
- if ( !target.is( 'table' ) && !target.getAscendant( 'tbody', 1 ) )\r
- return;\r
-\r
- table = target.getAscendant( 'table', 1 );\r
-\r
- if ( !( pillars = table.getCustomData( '_cke_table_pillars' ) ) )\r
- {\r
- // Cache table pillars calculation result.\r
- table.setCustomData( '_cke_table_pillars', ( pillars = buildTableColumnPillars( table ) ) );\r
- table.on( 'mouseout', clearPillarsCache );\r
- table.on( 'mousedown', clearPillarsCache );\r
- }\r
-\r
- var pillar = getPillarAtPosition( pillars, pageX );\r
- if ( pillar )\r
- {\r
- !resizer && ( resizer = new columnResizer( editor ) );\r
- resizer.attachTo( pillar );\r
- }\r
- });\r
- });\r
- }\r
- });\r
-\r
-})();\r
Got questions, comments, patches, etc.? Contact Jason Woofenden