fcktablehandler.js
上传用户:dbstep
上传日期:2022-08-06
资源大小:2803k
文件大小:26k
源码类别:
WEB源码(ASP,PHP,...)
开发平台:
ASP/ASPX
- /*
- * FCKeditor - The text editor for Internet - http://www.fckeditor.net
- * Copyright (C) 2003-2009 Frederico Caldeira Knabben
- *
- * == BEGIN LICENSE ==
- *
- * Licensed under the terms of any of the following licenses at your
- * choice:
- *
- * - GNU General Public License Version 2 or later (the "GPL")
- * http://www.gnu.org/licenses/gpl.html
- *
- * - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
- * http://www.gnu.org/licenses/lgpl.html
- *
- * - Mozilla Public License Version 1.1 or later (the "MPL")
- * http://www.mozilla.org/MPL/MPL-1.1.html
- *
- * == END LICENSE ==
- *
- * Manage table operations.
- */
- var FCKTableHandler = new Object() ;
- FCKTableHandler.InsertRow = function( insertBefore )
- {
- // Get the row where the selection is placed in.
- var oRow = FCKSelection.MoveToAncestorNode( 'TR' ) ;
- if ( !oRow ) return ;
- // Create a clone of the row.
- var oNewRow = oRow.cloneNode( true ) ;
- // Insert the new row (copy) before of it.
- oRow.parentNode.insertBefore( oNewRow, oRow ) ;
- // Clean one of the rows to produce the illusion of inserting an empty row before or after.
- FCKTableHandler.ClearRow( insertBefore ? oNewRow : oRow ) ;
- }
- FCKTableHandler.DeleteRows = function( row )
- {
- // If no row has been passed as a parameter,
- // then get the row( s ) containing the cells where the selection is placed in.
- // If user selected multiple rows ( by selecting multiple cells ), walk
- // the selected cell list and delete the rows containing the selected cells
- if ( ! row )
- {
- var aCells = FCKTableHandler.GetSelectedCells() ;
- var aRowsToDelete = new Array() ;
- //queue up the rows -- it's possible ( and likely ) that we may get duplicates
- for ( var i = 0; i < aCells.length; i++ )
- {
- var oRow = aCells[i].parentNode ;
- aRowsToDelete[oRow.rowIndex] = oRow ;
- }
- for ( var i = aRowsToDelete.length; i >= 0; i-- )
- {
- if ( aRowsToDelete[i] )
- FCKTableHandler.DeleteRows( aRowsToDelete[i] );
- }
- return ;
- }
- // Get the row's table.
- var oTable = FCKTools.GetElementAscensor( row, 'TABLE' ) ;
- // If just one row is available then delete the entire table.
- if ( oTable.rows.length == 1 )
- {
- FCKTableHandler.DeleteTable( oTable ) ;
- return ;
- }
- // Delete the row.
- row.parentNode.removeChild( row ) ;
- }
- FCKTableHandler.DeleteTable = function( table )
- {
- // If no table has been passed as a parameter,
- // then get the table where the selection is placed in.
- if ( !table )
- {
- table = FCKSelection.GetSelectedElement() ;
- if ( !table || table.tagName != 'TABLE' )
- table = FCKSelection.MoveToAncestorNode( 'TABLE' ) ;
- }
- if ( !table ) return ;
- // Delete the table.
- FCKSelection.SelectNode( table ) ;
- FCKSelection.Collapse();
- // if the table is wrapped with a singleton <p> ( or something similar ), remove
- // the surrounding tag -- which likely won't show after deletion anyway
- if ( table.parentNode.childNodes.length == 1 )
- table.parentNode.parentNode.removeChild( table.parentNode );
- else
- table.parentNode.removeChild( table ) ;
- }
- FCKTableHandler.InsertColumn = function( insertBefore )
- {
- // Get the cell where the selection is placed in.
- var oCell = null ;
- var nodes = this.GetSelectedCells() ;
- if ( nodes && nodes.length )
- oCell = nodes[ insertBefore ? 0 : ( nodes.length - 1 ) ] ;
- if ( ! oCell )
- return ;
- // Get the cell's table.
- var oTable = FCKTools.GetElementAscensor( oCell, 'TABLE' ) ;
- var iIndex = oCell.cellIndex ;
- // Loop through all rows available in the table.
- for ( var i = 0 ; i < oTable.rows.length ; i++ )
- {
- // Get the row.
- var oRow = oTable.rows[i] ;
- // If the row doesn't have enough cells, ignore it.
- if ( oRow.cells.length < ( iIndex + 1 ) )
- continue ;
- oCell = oRow.cells[iIndex].cloneNode(false) ;
- if ( FCKBrowserInfo.IsGeckoLike )
- FCKTools.AppendBogusBr( oCell ) ;
- // Get back the currently selected cell.
- var oBaseCell = oRow.cells[iIndex] ;
- oRow.insertBefore( oCell, ( insertBefore ? oBaseCell : oBaseCell.nextSibling ) ) ;
- }
- }
- FCKTableHandler.DeleteColumns = function( oCell )
- {
- // if user selected multiple cols ( by selecting multiple cells ), walk
- // the selected cell list and delete the rows containing the selected cells
- if ( !oCell )
- {
- var aColsToDelete = FCKTableHandler.GetSelectedCells();
- for ( var i = aColsToDelete.length; i >= 0; i-- )
- {
- if ( aColsToDelete[i] )
- FCKTableHandler.DeleteColumns( aColsToDelete[i] );
- }
- return;
- }
- if ( !oCell ) return ;
- // Get the cell's table.
- var oTable = FCKTools.GetElementAscensor( oCell, 'TABLE' ) ;
- // Get the cell index.
- var iIndex = oCell.cellIndex ;
- // Loop throw all rows (from down to up, because it's possible that some
- // rows will be deleted).
- for ( var i = oTable.rows.length - 1 ; i >= 0 ; i-- )
- {
- // Get the row.
- var oRow = oTable.rows[i] ;
- // If the cell to be removed is the first one and the row has just one cell.
- if ( iIndex == 0 && oRow.cells.length == 1 )
- {
- // Remove the entire row.
- FCKTableHandler.DeleteRows( oRow ) ;
- continue ;
- }
- // If the cell to be removed exists the delete it.
- if ( oRow.cells[iIndex] )
- oRow.removeChild( oRow.cells[iIndex] ) ;
- }
- }
- FCKTableHandler.InsertCell = function( cell, insertBefore )
- {
- // Get the cell where the selection is placed in.
- var oCell = null ;
- var nodes = this.GetSelectedCells() ;
- if ( nodes && nodes.length )
- oCell = nodes[ insertBefore ? 0 : ( nodes.length - 1 ) ] ;
- if ( ! oCell )
- return null ;
- // Create the new cell element to be added.
- var oNewCell = FCK.EditorDocument.createElement( 'TD' ) ;
- if ( FCKBrowserInfo.IsGeckoLike )
- FCKTools.AppendBogusBr( oNewCell ) ;
- if ( !insertBefore && oCell.cellIndex == oCell.parentNode.cells.length - 1 )
- oCell.parentNode.appendChild( oNewCell ) ;
- else
- oCell.parentNode.insertBefore( oNewCell, insertBefore ? oCell : oCell.nextSibling ) ;
- return oNewCell ;
- }
- FCKTableHandler.DeleteCell = function( cell )
- {
- // If this is the last cell in the row.
- if ( cell.parentNode.cells.length == 1 )
- {
- // Delete the entire row.
- FCKTableHandler.DeleteRows( cell.parentNode ) ;
- return ;
- }
- // Delete the cell from the row.
- cell.parentNode.removeChild( cell ) ;
- }
- FCKTableHandler.DeleteCells = function()
- {
- var aCells = FCKTableHandler.GetSelectedCells() ;
- for ( var i = aCells.length - 1 ; i >= 0 ; i-- )
- {
- FCKTableHandler.DeleteCell( aCells[i] ) ;
- }
- }
- FCKTableHandler._MarkCells = function( cells, label )
- {
- for ( var i = 0 ; i < cells.length ; i++ )
- cells[i][label] = true ;
- }
- FCKTableHandler._UnmarkCells = function( cells, label )
- {
- for ( var i = 0 ; i < cells.length ; i++ )
- {
- FCKDomTools.ClearElementJSProperty(cells[i], label ) ;
- }
- }
- FCKTableHandler._ReplaceCellsByMarker = function( tableMap, marker, substitute )
- {
- for ( var i = 0 ; i < tableMap.length ; i++ )
- {
- for ( var j = 0 ; j < tableMap[i].length ; j++ )
- {
- if ( tableMap[i][j][marker] )
- tableMap[i][j] = substitute ;
- }
- }
- }
- FCKTableHandler._GetMarkerGeometry = function( tableMap, rowIdx, colIdx, markerName )
- {
- var selectionWidth = 0 ;
- var selectionHeight = 0 ;
- var cellsLeft = 0 ;
- var cellsUp = 0 ;
- for ( var i = colIdx ; tableMap[rowIdx][i] && tableMap[rowIdx][i][markerName] ; i++ )
- selectionWidth++ ;
- for ( var i = colIdx - 1 ; tableMap[rowIdx][i] && tableMap[rowIdx][i][markerName] ; i-- )
- {
- selectionWidth++ ;
- cellsLeft++ ;
- }
- for ( var i = rowIdx ; tableMap[i] && tableMap[i][colIdx] && tableMap[i][colIdx][markerName] ; i++ )
- selectionHeight++ ;
- for ( var i = rowIdx - 1 ; tableMap[i] && tableMap[i][colIdx] && tableMap[i][colIdx][markerName] ; i-- )
- {
- selectionHeight++ ;
- cellsUp++ ;
- }
- return { 'width' : selectionWidth, 'height' : selectionHeight, 'x' : cellsLeft, 'y' : cellsUp } ;
- }
- FCKTableHandler.CheckIsSelectionRectangular = function()
- {
- // If every row and column in an area on a plane are of the same width and height,
- // Then the area is a rectangle.
- var cells = FCKTableHandler.GetSelectedCells() ;
- if ( cells.length < 1 )
- return false ;
- // Check if the selected cells are all in the same table section (thead, tfoot or tbody)
- for (var i = 0; i < cells.length; i++)
- {
- if ( cells[i].parentNode.parentNode != cells[0].parentNode.parentNode )
- return false ;
- }
- this._MarkCells( cells, '_CellSelected' ) ;
- var tableMap = this._CreateTableMap( cells[0] ) ;
- var rowIdx = cells[0].parentNode.rowIndex ;
- var colIdx = this._GetCellIndexSpan( tableMap, rowIdx, cells[0] ) ;
- var geometry = this._GetMarkerGeometry( tableMap, rowIdx, colIdx, '_CellSelected' ) ;
- var baseColIdx = colIdx - geometry.x ;
- var baseRowIdx = rowIdx - geometry.y ;
- if ( geometry.width >= geometry.height )
- {
- for ( colIdx = baseColIdx ; colIdx < baseColIdx + geometry.width ; colIdx++ )
- {
- rowIdx = baseRowIdx + ( colIdx - baseColIdx ) % geometry.height ;
- if ( ! tableMap[rowIdx] || ! tableMap[rowIdx][colIdx] )
- {
- this._UnmarkCells( cells, '_CellSelected' ) ;
- return false ;
- }
- var g = this._GetMarkerGeometry( tableMap, rowIdx, colIdx, '_CellSelected' ) ;
- if ( g.width != geometry.width || g.height != geometry.height )
- {
- this._UnmarkCells( cells, '_CellSelected' ) ;
- return false ;
- }
- }
- }
- else
- {
- for ( rowIdx = baseRowIdx ; rowIdx < baseRowIdx + geometry.height ; rowIdx++ )
- {
- colIdx = baseColIdx + ( rowIdx - baseRowIdx ) % geometry.width ;
- if ( ! tableMap[rowIdx] || ! tableMap[rowIdx][colIdx] )
- {
- this._UnmarkCells( cells, '_CellSelected' ) ;
- return false ;
- }
- var g = this._GetMarkerGeometry( tableMap, rowIdx, colIdx, '_CellSelected' ) ;
- if ( g.width != geometry.width || g.height != geometry.height )
- {
- this._UnmarkCells( cells, '_CellSelected' ) ;
- return false ;
- }
- }
- }
- this._UnmarkCells( cells, '_CellSelected' ) ;
- return true ;
- }
- FCKTableHandler.MergeCells = function()
- {
- // Get all selected cells.
- var cells = this.GetSelectedCells() ;
- if ( cells.length < 2 )
- return ;
- // Assume the selected cells are already in a rectangular geometry.
- // Because the checking is already done by FCKTableCommand.
- var refCell = cells[0] ;
- var tableMap = this._CreateTableMap( refCell ) ;
- var rowIdx = refCell.parentNode.rowIndex ;
- var colIdx = this._GetCellIndexSpan( tableMap, rowIdx, refCell ) ;
- this._MarkCells( cells, '_SelectedCells' ) ;
- var selectionGeometry = this._GetMarkerGeometry( tableMap, rowIdx, colIdx, '_SelectedCells' ) ;
- var baseColIdx = colIdx - selectionGeometry.x ;
- var baseRowIdx = rowIdx - selectionGeometry.y ;
- var cellContents = FCKTools.GetElementDocument( refCell ).createDocumentFragment() ;
- for ( var i = 0 ; i < selectionGeometry.height ; i++ )
- {
- var rowChildNodesCount = 0 ;
- for ( var j = 0 ; j < selectionGeometry.width ; j++ )
- {
- var currentCell = tableMap[baseRowIdx + i][baseColIdx + j] ;
- while ( currentCell.childNodes.length > 0 )
- {
- var node = currentCell.removeChild( currentCell.firstChild ) ;
- if ( node.nodeType != 1
- || ( node.getAttribute( 'type', 2 ) != '_moz' && node.getAttribute( '_moz_dirty' ) != null ) )
- {
- cellContents.appendChild( node ) ;
- rowChildNodesCount++ ;
- }
- }
- }
- if ( rowChildNodesCount > 0 )
- cellContents.appendChild( FCK.EditorDocument.createElement( 'br' ) ) ;
- }
- this._ReplaceCellsByMarker( tableMap, '_SelectedCells', refCell ) ;
- this._UnmarkCells( cells, '_SelectedCells' ) ;
- this._InstallTableMap( tableMap, refCell.parentNode.parentNode.parentNode ) ;
- refCell.appendChild( cellContents ) ;
- if ( FCKBrowserInfo.IsGeckoLike && ( ! refCell.firstChild ) )
- FCKTools.AppendBogusBr( refCell ) ;
- this._MoveCaretToCell( refCell, false ) ;
- }
- FCKTableHandler.MergeRight = function()
- {
- var target = this.GetMergeRightTarget() ;
- if ( target == null )
- return ;
- var refCell = target.refCell ;
- var tableMap = target.tableMap ;
- var nextCell = target.nextCell ;
- var cellContents = FCK.EditorDocument.createDocumentFragment() ;
- while ( nextCell && nextCell.childNodes && nextCell.childNodes.length > 0 )
- cellContents.appendChild( nextCell.removeChild( nextCell.firstChild ) ) ;
- nextCell.parentNode.removeChild( nextCell ) ;
- refCell.appendChild( cellContents ) ;
- this._MarkCells( [nextCell], '_Replace' ) ;
- this._ReplaceCellsByMarker( tableMap, '_Replace', refCell ) ;
- this._InstallTableMap( tableMap, refCell.parentNode.parentNode.parentNode ) ;
- this._MoveCaretToCell( refCell, false ) ;
- }
- FCKTableHandler.MergeDown = function()
- {
- var target = this.GetMergeDownTarget() ;
- if ( target == null )
- return ;
- var refCell = target.refCell ;
- var tableMap = target.tableMap ;
- var nextCell = target.nextCell ;
- var cellContents = FCKTools.GetElementDocument( refCell ).createDocumentFragment() ;
- while ( nextCell && nextCell.childNodes && nextCell.childNodes.length > 0 )
- cellContents.appendChild( nextCell.removeChild( nextCell.firstChild ) ) ;
- if ( cellContents.firstChild )
- cellContents.insertBefore( FCK.EditorDocument.createElement( 'br' ), cellContents.firstChild ) ;
- refCell.appendChild( cellContents ) ;
- this._MarkCells( [nextCell], '_Replace' ) ;
- this._ReplaceCellsByMarker( tableMap, '_Replace', refCell ) ;
- this._InstallTableMap( tableMap, refCell.parentNode.parentNode.parentNode ) ;
- this._MoveCaretToCell( refCell, false ) ;
- }
- FCKTableHandler.HorizontalSplitCell = function()
- {
- var cells = FCKTableHandler.GetSelectedCells() ;
- if ( cells.length != 1 )
- return ;
- var refCell = cells[0] ;
- var tableMap = this._CreateTableMap( refCell ) ;
- var rowIdx = refCell.parentNode.rowIndex ;
- var colIdx = FCKTableHandler._GetCellIndexSpan( tableMap, rowIdx, refCell ) ;
- var cellSpan = isNaN( refCell.colSpan ) ? 1 : refCell.colSpan ;
- if ( cellSpan > 1 )
- {
- // Splitting a multi-column cell - original cell gets ceil(colSpan/2) columns,
- // new cell gets floor(colSpan/2).
- var newCellSpan = Math.ceil( cellSpan / 2 ) ;
- var newCell = FCK.EditorDocument.createElement( refCell.nodeName ) ;
- if ( FCKBrowserInfo.IsGeckoLike )
- FCKTools.AppendBogusBr( newCell ) ;
- var startIdx = colIdx + newCellSpan ;
- var endIdx = colIdx + cellSpan ;
- var rowSpan = isNaN( refCell.rowSpan ) ? 1 : refCell.rowSpan ;
- for ( var r = rowIdx ; r < rowIdx + rowSpan ; r++ )
- {
- for ( var i = startIdx ; i < endIdx ; i++ )
- tableMap[r][i] = newCell ;
- }
- }
- else
- {
- // Splitting a single-column cell - add a new cell, and expand
- // cells crossing the same column.
- var newTableMap = [] ;
- for ( var i = 0 ; i < tableMap.length ; i++ )
- {
- var newRow = tableMap[i].slice( 0, colIdx ) ;
- if ( tableMap[i].length <= colIdx )
- {
- newTableMap.push( newRow ) ;
- continue ;
- }
- if ( tableMap[i][colIdx] == refCell )
- {
- newRow.push( refCell ) ;
- newRow.push( FCK.EditorDocument.createElement( refCell.nodeName ) ) ;
- if ( FCKBrowserInfo.IsGeckoLike )
- FCKTools.AppendBogusBr( newRow[newRow.length - 1] ) ;
- }
- else
- {
- newRow.push( tableMap[i][colIdx] ) ;
- newRow.push( tableMap[i][colIdx] ) ;
- }
- for ( var j = colIdx + 1 ; j < tableMap[i].length ; j++ )
- newRow.push( tableMap[i][j] ) ;
- newTableMap.push( newRow ) ;
- }
- tableMap = newTableMap ;
- }
- this._InstallTableMap( tableMap, refCell.parentNode.parentNode.parentNode ) ;
- }
- FCKTableHandler.VerticalSplitCell = function()
- {
- var cells = FCKTableHandler.GetSelectedCells() ;
- if ( cells.length != 1 )
- return ;
- var currentCell = cells[0] ;
- var tableMap = this._CreateTableMap( currentCell ) ;
- var currentRowIndex = currentCell.parentNode.rowIndex ;
- var cellIndex = FCKTableHandler._GetCellIndexSpan( tableMap, currentRowIndex, currentCell ) ;
- // Save current cell colSpan
- var currentColSpan = isNaN( currentCell.colSpan ) ? 1 : currentCell.colSpan ;
- var currentRowSpan = currentCell.rowSpan ;
- if ( isNaN( currentRowSpan ) )
- currentRowSpan = 1 ;
- if ( currentRowSpan > 1 )
- {
- // 1. Set the current cell's rowSpan to 1.
- currentCell.rowSpan = Math.ceil( currentRowSpan / 2 ) ;
- // 2. Find the appropriate place to insert a new cell at the next row.
- var newCellRowIndex = currentRowIndex + Math.ceil( currentRowSpan / 2 ) ;
- var oRow = tableMap[newCellRowIndex] ;
- var insertMarker = null ;
- for ( var i = cellIndex+1 ; i < oRow.length ; i++ )
- {
- if ( oRow[i].parentNode.rowIndex == newCellRowIndex )
- {
- insertMarker = oRow[i] ;
- break ;
- }
- }
- // 3. Insert the new cell to the indicated place, with the appropriate rowSpan and colSpan, next row.
- var newCell = FCK.EditorDocument.createElement( currentCell.nodeName ) ;
- newCell.rowSpan = Math.floor( currentRowSpan / 2 ) ;
- if ( currentColSpan > 1 )
- newCell.colSpan = currentColSpan ;
- if ( FCKBrowserInfo.IsGeckoLike )
- FCKTools.AppendBogusBr( newCell ) ;
- currentCell.parentNode.parentNode.parentNode.rows[newCellRowIndex].insertBefore( newCell, insertMarker ) ;
- }
- else
- {
- // 1. Insert a new row.
- var newSectionRowIdx = currentCell.parentNode.sectionRowIndex + 1 ;
- var newRow = FCK.EditorDocument.createElement( 'tr' ) ;
- var tSection = currentCell.parentNode.parentNode ;
- if ( tSection.rows.length > newSectionRowIdx )
- tSection.insertBefore( newRow, tSection.rows[newSectionRowIdx] ) ;
- else
- tSection.appendChild( newRow ) ;
- // 2. +1 to rowSpan for all cells crossing currentCell's row.
- for ( var i = 0 ; i < tableMap[currentRowIndex].length ; )
- {
- var colSpan = tableMap[currentRowIndex][i].colSpan ;
- if ( isNaN( colSpan ) || colSpan < 1 )
- colSpan = 1 ;
- if ( i == cellIndex )
- {
- i += colSpan ;
- continue ;
- }
- var rowSpan = tableMap[currentRowIndex][i].rowSpan ;
- if ( isNaN( rowSpan ) )
- rowSpan = 1 ;
- tableMap[currentRowIndex][i].rowSpan = rowSpan + 1 ;
- i += colSpan ;
- }
- // 3. Insert a new cell to new row. Set colSpan on the new cell.
- var newCell = FCK.EditorDocument.createElement( currentCell.nodeName ) ;
- if ( currentColSpan > 1 )
- newCell.colSpan = currentColSpan ;
- if ( FCKBrowserInfo.IsGeckoLike )
- FCKTools.AppendBogusBr( newCell ) ;
- newRow.appendChild( newCell ) ;
- }
- }
- // Get the cell index from a TableMap.
- FCKTableHandler._GetCellIndexSpan = function( tableMap, rowIndex, cell )
- {
- if ( tableMap.length < rowIndex + 1 )
- return null ;
- var oRow = tableMap[ rowIndex ] ;
- for ( var c = 0 ; c < oRow.length ; c++ )
- {
- if ( oRow[c] == cell )
- return c ;
- }
- return null ;
- }
- // Get the cell location from a TableMap. Returns an array with an [x,y] location
- FCKTableHandler._GetCellLocation = function( tableMap, cell )
- {
- for ( var i = 0 ; i < tableMap.length; i++ )
- {
- for ( var c = 0 ; c < tableMap[i].length ; c++ )
- {
- if ( tableMap[i][c] == cell ) return [i,c];
- }
- }
- return null ;
- }
- // This function is quite hard to explain. It creates a matrix representing all cells in a table.
- // The difference here is that the "spanned" cells (colSpan and rowSpan) are duplicated on the matrix
- // cells that are "spanned". For example, a row with 3 cells where the second cell has colSpan=2 and rowSpan=3
- // will produce a bi-dimensional matrix with the following values (representing the cells):
- // Cell1, Cell2, Cell2, Cell3
- // Cell4, Cell2, Cell2, Cell5
- // Cell6, Cell2, Cell2, Cell7
- FCKTableHandler._CreateTableMap = function( refCell )
- {
- var table = (refCell.nodeName == 'TABLE' ? refCell : refCell.parentNode.parentNode.parentNode ) ;
- var aRows = table.rows ;
- // Row and Column counters.
- var r = -1 ;
- var aMap = new Array() ;
- for ( var i = 0 ; i < aRows.length ; i++ )
- {
- r++ ;
- if ( !aMap[r] )
- aMap[r] = new Array() ;
- var c = -1 ;
- for ( var j = 0 ; j < aRows[i].cells.length ; j++ )
- {
- var oCell = aRows[i].cells[j] ;
- c++ ;
- while ( aMap[r][c] )
- c++ ;
- var iColSpan = isNaN( oCell.colSpan ) ? 1 : oCell.colSpan ;
- var iRowSpan = isNaN( oCell.rowSpan ) ? 1 : oCell.rowSpan ;
- for ( var rs = 0 ; rs < iRowSpan ; rs++ )
- {
- if ( !aMap[r + rs] )
- aMap[r + rs] = new Array() ;
- for ( var cs = 0 ; cs < iColSpan ; cs++ )
- {
- aMap[r + rs][c + cs] = aRows[i].cells[j] ;
- }
- }
- c += iColSpan - 1 ;
- }
- }
- return aMap ;
- }
- // This function is the inverse of _CreateTableMap - it takes in a table map and converts it to an HTML table.
- FCKTableHandler._InstallTableMap = function( tableMap, table )
- {
- // Workaround for #1917 : MSIE will always report a cell's rowSpan as 1 as long
- // as the cell is not attached to a row. So we'll need an alternative attribute
- // for storing the calculated rowSpan in IE.
- var rowSpanAttr = FCKBrowserInfo.IsIE ? "_fckrowspan" : "rowSpan" ;
- // Disconnect all the cells in tableMap from their parents, set all colSpan and rowSpan attributes to 1.
- for ( var i = 0 ; i < tableMap.length ; i++ )
- {
- for ( var j = 0 ; j < tableMap[i].length ; j++ )
- {
- var cell = tableMap[i][j] ;
- if ( cell.parentNode )
- cell.parentNode.removeChild( cell ) ;
- cell.colSpan = cell[rowSpanAttr] = 1 ;
- }
- }
- // Scan by rows and set colSpan.
- var maxCol = 0 ;
- for ( var i = 0 ; i < tableMap.length ; i++ )
- {
- for ( var j = 0 ; j < tableMap[i].length ; j++ )
- {
- var cell = tableMap[i][j] ;
- if ( ! cell)
- continue ;
- if ( j > maxCol )
- maxCol = j ;
- if ( cell._colScanned === true )
- continue ;
- if ( tableMap[i][j-1] == cell )
- cell.colSpan++ ;
- if ( tableMap[i][j+1] != cell )
- cell._colScanned = true ;
- }
- }
- // Scan by columns and set rowSpan.
- for ( var i = 0 ; i <= maxCol ; i++ )
- {
- for ( var j = 0 ; j < tableMap.length ; j++ )
- {
- if ( ! tableMap[j] )
- continue ;
- var cell = tableMap[j][i] ;
- if ( ! cell || cell._rowScanned === true )
- continue ;
- if ( tableMap[j-1] && tableMap[j-1][i] == cell )
- cell[rowSpanAttr]++ ;
- if ( ! tableMap[j+1] || tableMap[j+1][i] != cell )
- cell._rowScanned = true ;
- }
- }
- // Clear all temporary flags.
- for ( var i = 0 ; i < tableMap.length ; i++ )
- {
- for ( var j = 0 ; j < tableMap[i].length ; j++)
- {
- var cell = tableMap[i][j] ;
- FCKDomTools.ClearElementJSProperty(cell, '_colScanned' ) ;
- FCKDomTools.ClearElementJSProperty(cell, '_rowScanned' ) ;
- }
- }
- // Insert physical rows and columns to the table.
- for ( var i = 0 ; i < tableMap.length ; i++ )
- {
- var rowObj = FCK.EditorDocument.createElement( 'tr' ) ;
- for ( var j = 0 ; j < tableMap[i].length ; )
- {
- var cell = tableMap[i][j] ;
- if ( tableMap[i-1] && tableMap[i-1][j] == cell )
- {
- j += cell.colSpan ;
- continue ;
- }
- rowObj.appendChild( cell ) ;
- if ( rowSpanAttr != 'rowSpan' )
- {
- cell.rowSpan = cell[rowSpanAttr] ;
- cell.removeAttribute( rowSpanAttr ) ;
- }
- j += cell.colSpan ;
- if ( cell.colSpan == 1 )
- cell.removeAttribute( 'colspan' ) ;
- if ( cell.rowSpan == 1 )
- cell.removeAttribute( 'rowspan' ) ;
- }
- if ( FCKBrowserInfo.IsIE )
- {
- table.rows[i].replaceNode( rowObj ) ;
- }
- else
- {
- table.rows[i].innerHTML = '' ;
- FCKDomTools.MoveChildren( rowObj, table.rows[i] ) ;
- }
- }
- }
- FCKTableHandler._MoveCaretToCell = function ( refCell, toStart )
- {
- var range = new FCKDomRange( FCK.EditorWindow ) ;
- range.MoveToNodeContents( refCell ) ;
- range.Collapse( toStart ) ;
- range.Select() ;
- }
- FCKTableHandler.ClearRow = function( tr )
- {
- // Get the array of row's cells.
- var aCells = tr.cells ;
- // Replace the contents of each cell with "nothing".
- for ( var i = 0 ; i < aCells.length ; i++ )
- {
- aCells[i].innerHTML = '' ;
- if ( FCKBrowserInfo.IsGeckoLike )
- FCKTools.AppendBogusBr( aCells[i] ) ;
- }
- }
- FCKTableHandler.GetMergeRightTarget = function()
- {
- var cells = this.GetSelectedCells() ;
- if ( cells.length != 1 )
- return null ;
- var refCell = cells[0] ;
- var tableMap = this._CreateTableMap( refCell ) ;
- var rowIdx = refCell.parentNode.rowIndex ;
- var colIdx = this._GetCellIndexSpan( tableMap, rowIdx, refCell ) ;
- var nextColIdx = colIdx + ( isNaN( refCell.colSpan ) ? 1 : refCell.colSpan ) ;
- var nextCell = tableMap[rowIdx][nextColIdx] ;
- if ( ! nextCell )
- return null ;
- // The two cells must have the same vertical geometry, otherwise merging does not make sense.
- this._MarkCells( [refCell, nextCell], '_SizeTest' ) ;
- var refGeometry = this._GetMarkerGeometry( tableMap, rowIdx, colIdx, '_SizeTest' ) ;
- var nextGeometry = this._GetMarkerGeometry( tableMap, rowIdx, nextColIdx, '_SizeTest' ) ;
- this._UnmarkCells( [refCell, nextCell], '_SizeTest' ) ;
- if ( refGeometry.height != nextGeometry.height || refGeometry.y != nextGeometry.y )
- return null ;
- return { 'refCell' : refCell, 'nextCell' : nextCell, 'tableMap' : tableMap } ;
- }
- FCKTableHandler.GetMergeDownTarget = function()
- {
- var cells = this.GetSelectedCells() ;
- if ( cells.length != 1 )
- return null ;
- var refCell = cells[0] ;
- var tableMap = this._CreateTableMap( refCell ) ;
- var rowIdx = refCell.parentNode.rowIndex ;
- var colIdx = this._GetCellIndexSpan( tableMap, rowIdx, refCell ) ;
- var newRowIdx = rowIdx + ( isNaN( refCell.rowSpan ) ? 1 : refCell.rowSpan ) ;
- if ( ! tableMap[newRowIdx] )
- return null ;
- var nextCell = tableMap[newRowIdx][colIdx] ;
- if ( ! nextCell )
- return null ;
- // Check if the selected cells are both in the same table section (thead, tfoot or tbody).
- if ( refCell.parentNode.parentNode != nextCell.parentNode.parentNode )
- return null ;
- // The two cells must have the same horizontal geometry, otherwise merging does not makes sense.
- this._MarkCells( [refCell, nextCell], '_SizeTest' ) ;
- var refGeometry = this._GetMarkerGeometry( tableMap, rowIdx, colIdx, '_SizeTest' ) ;
- var nextGeometry = this._GetMarkerGeometry( tableMap, newRowIdx, colIdx, '_SizeTest' ) ;
- this._UnmarkCells( [refCell, nextCell], '_SizeTest' ) ;
- if ( refGeometry.width != nextGeometry.width || refGeometry.x != nextGeometry.x )
- return null ;
- return { 'refCell' : refCell, 'nextCell' : nextCell, 'tableMap' : tableMap } ;
- }