editor.asp

依蓝旅游网站管理系统Elan2008.SP2

            allCells = selectedTR.cells
            for (var i=0;i<allCells.length;i++) {
                numCols = numCols + allCells[i].getAttribute('colSpan')
            }
            var newTR = selectedTable.insertRow(selectedTR.rowIndex+1)
            for (i = 0; i < numCols; i++) {
                newTD = newTR.insertCell()
                newTD.innerHTML = "&nbsp;"
                
                if (borderShown == "yes") {
                    newTD.runtimeStyle.border = "1px dotted #BFBFBF"
                }
            }
        }
    }
    // 合并行（向下方）
    function TableRowMerge() {
        if (isCursorInTableCell()) {
            var rowSpanTD = selectedTD.getAttribute('rowSpan')
            allRows = selectedTable.rows
            if (selectedTR.rowIndex +1 != allRows.length) {
                var allCellsInNextRow = allRows[selectedTR.rowIndex+selectedTD.rowSpan].cells
                var addRowSpan = allCellsInNextRow[selectedTD.cellIndex].getAttribute('rowSpan')
                var moveTo = selectedTD.rowSpan
                if (!addRowSpan) addRowSpan = 1;
                selectedTD.rowSpan = selectedTD.rowSpan + addRowSpan
                allRows[selectedTR.rowIndex + moveTo].deleteCell(selectedTD.cellIndex)
            }
        }

    }
    // 拆分行
    function TableRowSplit(nRows){
        if (!isCursorInTableCell()) return;
        if (nRows<2) return;

        var addRows = nRows - 1;
        var addRowsNoSpan = addRows;

        var nsLeftColSpan = 0;
        for (var i=0; i<selectedTD.cellIndex; i++){
            nsLeftColSpan += selectedTR.cells[i].colSpan;
        }
        var allRows = selectedTable.rows;
        // rowspan>1时
        while (selectedTD.rowSpan > 1 && addRowsNoSpan > 0){
            var nextRow = allRows[selectedTR.rowIndex+selectedTD.rowSpan-1];
            selectedTD.rowSpan -= 1;

            var ncLeftColSpan = 0;
            var position = -1;
            for (var n=0; n<nextRow.cells.length; n++){
                ncLeftColSpan += nextRow.cells[n].getAttribute('colSpan');
                if (ncLeftColSpan>nsLeftColSpan){
                    position = n;
                    break;
                }
            }

            var newTD=nextRow.insertCell(position);
            newTD.innerHTML = "&nbsp;";

            if (borderShown == "yes") {
                newTD.runtimeStyle.border = "1px dotted #BFBFBF";
            }
                
            addRowsNoSpan -= 1;
        }
        // rowspan=1时
        for (var n=0; n<addRowsNoSpan; n++){
            var numCols = 0

            allCells = selectedTR.cells
            for (var i=0;i<allCells.length;i++) {
                numCols = numCols + allCells[i].getAttribute('colSpan')
            }

            var newTR = selectedTable.insertRow(selectedTR.rowIndex+1)

            // 上方行的rowspan达到这行
            for (var j=0; j<selectedTR.rowIndex; j++){
                for (var k=0; k<allRows[j].cells.length; k++){
                    if ((allRows[j].cells[k].rowSpan>1)&&(allRows[j].cells[k].rowSpan>=selectedTR.rowIndex-allRows[j].rowIndex+1)){
                        allRows[j].cells[k].rowSpan += 1;
                    }
                }
            }
            // 当前行
            for (i = 0; i < allCells.length; i++) {
                if (i!=selectedTD.cellIndex){
                    selectedTR.cells[i].rowSpan += 1;
                }else{
                    newTD = newTR.insertCell();
                    newTD.colSpan = selectedTD.colSpan;
                    newTD.innerHTML = "&nbsp;";

                    if (borderShown == "yes") {
                        newTD.runtimeStyle.border = "1px dotted #BFBFBF";
                    }
                }
            }
        }

    }
    // 删除行
    function TableRowDelete() {
        if (isCursorInTableCell()) {
            selectedTable.deleteRow(selectedTR.rowIndex)
        }
    }
    // 插入列（在左侧）
    function TableColInsertLeft() {
        if (isCursorInTableCell()) {
            moveFromEnd = (selectedTR.cells.length-1) - (selectedTD.cellIndex)
            allRows = selectedTable.rows
            for (i=0;i<allRows.length;i++) {
                rowCount = allRows[i].cells.length - 1
                position = rowCount - moveFromEnd
                if (position < 0) {
                    position = 0
                }
                newCell = allRows[i].insertCell(position)
                newCell.innerHTML = "&nbsp;"

                if (borderShown == "yes") {
                    newCell.runtimeStyle.border = "1px dotted #BFBFBF"
                }
            }
        }
    }

    // 插入列（在右侧）
    function TableColInsertRight() {
        if (isCursorInTableCell()) {
            moveFromEnd = (selectedTR.cells.length-1) - (selectedTD.cellIndex)
            allRows = selectedTable.rows
            for (i=0;i<allRows.length;i++) {
                rowCount = allRows[i].cells.length - 1
                position = rowCount - moveFromEnd
                if (position < 0) {
                    position = 0
                }
                newCell = allRows[i].insertCell(position+1)
                newCell.innerHTML = "&nbsp;"

                if (borderShown == "yes") {
                    newCell.runtimeStyle.border = "1px dotted #BFBFBF"
                }
            }    
        }
    }

    // 合并列
    function TableColMerge() {
        if (isCursorInTableCell()) {

            var colSpanTD = selectedTD.getAttribute('colSpan')
            allCells = selectedTR.cells

            if (selectedTD.cellIndex + 1 != selectedTR.cells.length) {
                var addColspan = allCells[selectedTD.cellIndex+1].getAttribute('colSpan')
                selectedTD.colSpan = colSpanTD + addColspan
                selectedTR.deleteCell(selectedTD.cellIndex+1)
            }    
        }

    }

    // 删除列
    function TableColDelete() {
        if (isCursorInTableCell()) {
            moveFromEnd = (selectedTR.cells.length-1) - (selectedTD.cellIndex)
            allRows = selectedTable.rows
            for (var i=0;i<allRows.length;i++) {
                endOfRow = allRows[i].cells.length - 1
                position = endOfRow - moveFromEnd
                if (position < 0) {
                    position = 0
                }
                    

                allCellsInRow = allRows[i].cells
                    
                if (allCellsInRow[position].colSpan > 1) {
                    allCellsInRow[position].colSpan = allCellsInRow[position].colSpan - 1
                } else { 
                    allRows[i].deleteCell(position)
                }
            }
        }
    }
    // 拆分列
    function TableColSplit(nCols){
        if (!isCursorInTableCell()) return;
        if (nCols<2) return;

        var addCols = nCols - 1;
        var addColsNoSpan = addCols;
        var newCell;

        var nsLeftColSpan = 0;
        var nsLeftRowSpanMoreOne = 0;
        for (var i=0; i<selectedTD.cellIndex; i++){
            nsLeftColSpan += selectedTR.cells[i].colSpan;
            if (selectedTR.cells[i].rowSpan > 1){
                nsLeftRowSpanMoreOne += 1;
            }
        }

        var allRows = selectedTable.rows
        // colSpan>1时
        while (selectedTD.colSpan > 1 && addColsNoSpan > 0) {
            newCell = selectedTR.insertCell(selectedTD.cellIndex+1);
            newCell.innerHTML = "&nbsp;"
            if (borderShown == "yes") {
                newCell.runtimeStyle.border = "1px dotted #BFBFBF"
            }
            selectedTD.colSpan -= 1;
            addColsNoSpan -= 1;
        }
        // colSpan=1时
        for (i=0;i<allRows.length;i++) {
            var ncLeftColSpan = 0;
            var position = -1;
            for (var n=0; n<allRows[i].cells.length; n++){
                ncLeftColSpan += allRows[i].cells[n].getAttribute('colSpan');
                if (ncLeftColSpan+nsLeftRowSpanMoreOne>nsLeftColSpan){
                    position = n;
                    break;
                }
            }
            
            if (selectedTR.rowIndex!=i){
                if (position!=-1){
                    allRows[i].cells[position+nsLeftRowSpanMoreOne].colSpan += addColsNoSpan;
                }
            }else{
                for (var n=0; n<addColsNoSpan; n++){
                    newCell = allRows[i].insertCell(selectedTD.cellIndex+1)
                    newCell.innerHTML = "&nbsp;"
                    newCell.rowSpan = selectedTD.rowSpan;

                    if (borderShown == "yes") {
                        newCell.runtimeStyle.border = "1px dotted #BFBFBF"
                    }
                }
            }
        }
    }
    // 是否选中表格
    function isTableSelected() {
        if (HtmlEdit.document.selection.type == "Control") {
            var oControlRange = HtmlEdit.document.selection.createRange();
            if (oControlRange(0).tagName.toUpperCase() == "TABLE") {
                selectedTable = HtmlEdit.document.selection.createRange()(0);
                return true;
            }    
        }
    } 
    // 光标是否在表格中
    function isCursorInTableCell() {
        if (HtmlEdit.document.selection.type != "Control") {
            var elem = HtmlEdit.document.selection.createRange().parentElement()
            while (elem.tagName.toUpperCase() != "TD" && elem.tagName.toUpperCase() != "TH"){
                elem = elem.parentElement
                    if (elem == null)
                    break
            }
            if (elem) {
                selectedTD = elem
                selectedTR = selectedTD.parentElement
                selectedTBODY =  selectedTR.parentElement
                selectedTable = selectedTBODY.parentElement
                return true
            }
        }
    }