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BXHTMLEditor.prototype.TableOperation = function (obType, operType, arParams)
{
try{
this._OnChange("tableOperation", "");
switch (obType)
{
case 'cell': // CELL
this.TableOperation_cell(operType, arParams);
break;
case 'row': // ROW
this.TableOperation_row(operType, arParams);
break;
case 'column': // COLUMN
this.TableOperation_column(operType, arParams);
break;
}
if(this.bTableBorder)
{
this.bTableBorder = false;
this.ShowTableBorder(true);
}
this._OnChange("tableOperation", "");
}
catch(e){_alert('Error: TableOperation: obType = ' + obType, operType);}
};
BXHTMLEditor.prototype.TableOperation_cell = function (operType, arParams)
{
var pElement = arParams.pElement || this.GetSelectionObject();
switch (operType)
{
case 'insert_before':
case 'insert_after':
var oTD = BXFindParentByTagName(pElement, 'TD');
if (!oTD) return;
var oTR = oTD.parentNode;
var oTable = oTR.parentNode;
var cellInd = oTD.cellIndex;
if (operType == 'insert_after')
cellInd++;
var newCell = oTR.insertCell(cellInd);
newCell.innerHTML = '<br _moz_editor_bogus_node="on">';
newCell.rowSpan = oTD.rowSpan;
return;
case 'delete':
var arrCells = this.getSelectedCells();
var cellLen = arrCells.length;
if (cellLen == 0)
break;
var oTR, oTable = arrCells[0].parentNode.parentNode;
for(var i = 0; i < cellLen; i++)
{
oTR = arrCells[i].parentNode;
oTR.removeChild(arrCells[i]);
if (oTR.cells.length == 0)
oTable.removeChild(oTR);
}
if (oTable.rows.length == 0)
oTable.parentNode.removeChild(oTable);
return;
case 'merge':
var arrCells = this.getSelectedCells();
var cellLen = arrCells.length;
if (cellLen < 2)
break;
var zeroCellInd = arrCells[0].cellIndex;
var zeroRowInd = arrCells[0].parentNode.rowIndex;
var newCellContent = '';
var arRowSpan = {};
var arColSpan = {};
var bVert = false;
var bHor = false;
for(var i = cellLen - 1; i >= 0; i--)
{
newCellContent += arrCells[i].innerHTML;
oTR = arrCells[i].parentNode;
if (i != 0)
{
if (oTR.rowIndex != zeroRowInd)
var bVert = true;
else
var bHor = true;
}
arRowSpan[oTR.rowIndex] = arrCells[i].rowSpan;
arColSpan[arrCells[i].cellIndex] = arrCells[i].colSpan;
oTR.removeChild(arrCells[i]);
}
var newCell = oTR.insertCell(zeroCellInd);
newCell.innerHTML = newCellContent;
if (bHor)
{
var newCellColSpan = 0;
for (var i in arColSpan)
newCellColSpan += arColSpan[i];
if (newCellColSpan > 1)
newCell.colSpan = newCellColSpan;
}
if (bVert)
{
var newCellRowSpan = 0;
for (var i in arRowSpan)
newCellRowSpan += arRowSpan[i];
if (newCellRowSpan > 1)
newCell.rowSpan = newCellRowSpan;
}
return;
case 'mergeright':
var arrCells = this.getSelectedCells();
if (arrCells.length != 1)
break;
var oTR = arrCells[0].parentNode;
var rCell = oTR.cells[arrCells[0].cellIndex + 1];
if (rCell)
{
arrCells[0].innerHTML += rCell.innerHTML;
arrCells[0].colSpan += rCell.colSpan;
oTR.removeChild(rCell);
}
return;
case 'mergebottom':
var arrCells = this.getSelectedCells();
if (arrCells.length != 1)
break;
var oTR = arrCells[0].parentNode;
var realInd = 0;
for(var i = 0; i <= arrCells[0].cellIndex; i++)
realInd += oTR.cells[i].colSpan;
var
newRealInd = 0,
newTRInd = oTR.rowIndex + arrCells[0].rowSpan,
newTR = oTR.parentNode.rows[newTRInd];
i = 0;
while (newRealInd < realInd && i < newTR.cells.length)
newRealInd += newTR.cells[i++].colSpan;
var newCell = newTR.cells[--i];
arrCells[0].innerHTML += newCell.innerHTML;
arrCells[0].rowSpan += newCell.rowSpan;
newTR.removeChild(newCell);
return;
case 'splithorizontally':
var arrCells = this.getSelectedCells();
if (arrCells.length != 1)
break;
var oTR = arrCells[0].parentNode;
var oTable = oTR.parentNode;
var realInd = 0;
for(var i = 0; i <= arrCells[0].cellIndex; i++)
realInd += oTR.cells[i].colSpan;
var colSpan = arrCells[0].colSpan;
if (colSpan > 1)
{
arrCells[0].colSpan--;
}
else
{
for(var j = 0; j < oTable.rows.length; j++)
{
if (j == oTR.rowIndex)
continue;
var newRealInd = 0;
var newTR = oTable.rows[j];
i = 0;
while (newRealInd < realInd && i < newTR.cells.length)
newRealInd += newTR.cells[i++].colSpan;
var newCell = newTR.cells[--i];
newCell.colSpan += 1;
}
}
var newCell = oTR.insertCell(arrCells[0].cellIndex + 1);
newCell.innerHTML = '<br _moz_editor_bogus_node="on">';
newCell.rowSpan = arrCells[0].rowSpan;
return;
case 'splitvertically':
var arrCells = this.getSelectedCells();
if (arrCells.length != 1)
break;
var oTR = arrCells[0].parentNode;
var oTable = oTR.parentNode;
var arTMX = this.CreateTableMatrix(oTable);
var arInd = this.GetIndexes(arrCells[0], arTMX);
var maxCellCount = arTMX[0].length; //max count of cell in table
var curRowIndex = oTR.rowIndex;
var curCellIndex = arrCells[0].cellIndex;
var arIndLen = arInd.length;
var curFullRowInd = arInd[0].r;
var curFullCellInd = arInd[0].c;
var bOneW = true;
var bOneH = true;
for(var i = 1; i < arIndLen; i++)
{
if (arInd[i].r != curFullRowInd)
bOneH = false;
if (arInd[i].c != curFullCellInd)
bOneW = false;
}
if (!bOneH) // If cell has rowspan > 1
{
var _tr = oTable.rows[curRowIndex + --arrCells[0].rowSpan];
var _arInd, rci, realCellInd = false;
r:
for(var c = 0; c < _tr.cells.length; c++)
{
_arInd = this.GetIndexes(_tr.cells[c], arTMX);
for(var i = 0, _arIndLen = _arInd.length; i < _arIndLen; i++)
{
rci = _arInd[i].c;
if (rci > curCellIndex)
realCellInd = 0;
else if (rci + 1 == curCellIndex)
realCellInd = _tr.cells[c].cellIndex + 1;
if (realCellInd !== false)
break r;
}
}
_ftd = _tr.cells[0];
var _td = _tr.insertCell(realCellInd);
_td.innerHTML = '<br _moz_editor_bogus_node="on">';
if (!bOneW)
_td.colSpan = arrCells[0].colSpan;
}
else // if rowSpan == 1 and we have to split this cell
{
var newRow = oTable.insertRow(oTR.rowIndex + 1);
var newCell = newRow.insertCell(-1);
newCell.innerHTML = '<br _moz_editor_bogus_node="on">';
if (!bOneW)
newCell.colSpan = arrCells[0].colSpan;
var oRow, oCell;
var cellCount = 0;
for(var r = 0; r <= curFullRowInd; r++)
{
oRow = oTable.rows[r];
for(var c = 0; c < oRow.cells.length; c++)
{
oCell = oRow.cells[c];
if (r == curRowIndex && c == curCellIndex)
continue;
var fullRowInd = r; // oRow.rowIndex
if (oCell.rowSpan > 1)
fullRowInd += oCell.rowSpan - 1;
if (fullRowInd >= curFullRowInd)
oCell.rowSpan++;
}
}
}
return;
}
};
BXHTMLEditor.prototype.TableOperation_row = function(operType, arParams)
{
var pElement = arParams.pElement || this.GetSelectionObject();
switch (operType)
{
case 'insertbefore':
case 'insertafter':
var oTD = BXFindParentByTagName(pElement, 'TD');
if (!oTD)
return;
var oTR = oTD.parentNode;
var oTable = oTR.parentNode;
var rowInd = oTR.rowIndex;
if (operType == 'insertafter')
rowInd++;
var newRow = oTable.insertRow(rowInd);
var cellsCount = oTR.cells.length;
for(var i = 0; i < cellsCount; i++)
{
var newCell = newRow.insertCell(i);
newCell.innerHTML = '<br _moz_editor_bogus_node="on">';
newCell.colSpan = oTR.cells[i].colSpan;
}
return;
case 'mergecells':
var oTD = BXFindParentByTagName(pElement, 'TD');
if (!oTD)
return;
var oTR = oTD.parentNode;
var cellsCount = oTR.cells.length;
if (cellsCount < 2)
return;
var zeroColSpan = oTR.cells[0].colSpan;
var zeroInnerHTML = oTR.cells[0].innerHTML;
for(var i = 1; i < cellsCount; i++)
{
zeroColSpan += oTR.cells[1].colSpan;
zeroInnerHTML += oTR.cells[1].innerHTML;
oTR.removeChild(oTR.cells[1]);
}
oTR.cells[0].innerHTML = zeroInnerHTML;
oTR.cells[0].colSpan = zeroColSpan;
return;
case 'delete':
var oTD = BXFindParentByTagName(pElement, 'TD');
if (!oTD)
return;
var oTR = oTD.parentNode;
var oTable = oTR.parentNode;
oTable.removeChild(oTR);
if (oTable.rows.length == 0)
oTable.parentNode.removeChild(oTable);
return;
}
};
BXHTMLEditor.prototype.TableOperation_column = function(operType, arParams)
{
var pElement = arParams.pElement || this.GetSelectionObject();
switch (operType)
{
case 'insertleft':
var oTD = BXFindParentByTagName(pElement, 'TD');
if (!oTD) return;
var oTR = oTD.parentNode;
var oTable = oTR.parentNode;
var cellInd = oTD.cellIndex;
var rowInd = oTR.rowIndex;
var arTMX = this.CreateTableMatrix(oTable);
var arInd = this.GetIndexes(oTD, arTMX);
var newCell = oTR.insertCell(cellInd);
newCell.innerHTML = '<br _moz_editor_bogus_node="on">';
var curCellIndex = oTD.cellIndex;
var arIndLen = arInd.length;
var curFullCellInd = arInd[0].c;
var r, ind, i, c;
for (var j = 0, l1 = oTable.rows.length; j < l1; j++)
{
r = oTable.rows[j];
if (r.rowIndex == rowInd)
continue;
ind = 0;
if (curFullCellInd != 0)
{
i = 0;
for(var i=0, l2 = r.cells.length; i < l2; i++)
{
c = r.cells[i];
arInd = this.GetIndexes(c, arTMX);
if (arInd[0].c >= curFullCellInd)
{
ind = c.cellIndex;
break;
}
ind = i + 1;
}
}
var newCell = r.insertCell(ind);
newCell.innerHTML = '<br _moz_editor_bogus_node="on">';
}
return;
case 'insertright':
var oTD = BXFindParentByTagName(pElement, 'TD');
if (!oTD)
return;
var oTR = oTD.parentNode;
var oTable = oTR.parentNode;
var cellInd = oTD.cellIndex;
var rowInd = oTR.rowIndex;
var arTMX = this.CreateTableMatrix(oTable);
var arInd = this.GetIndexes(oTD, arTMX);
var newCell = oTR.insertCell(cellInd + 1);
newCell.innerHTML = '<br _moz_editor_bogus_node="on">';
var curCellIndex = oTD.cellIndex;
var arIndLen = arInd.length;
var curFullCellInd = arInd[0].c;
var r, ind, i, c;
for (var j = 0, l1 = oTable.rows.length; j < l1; j++)
{
r = oTable.rows[j];
if (r.rowIndex == rowInd)
continue;
ind = 0;
i = 0;
for(var i=0, l2 = r.cells.length; i < l2; i++)
{
c = r.cells[i];
arInd = this.GetIndexes(c, arTMX);
if (arInd[0].c >= curFullCellInd + 1)
{
ind = c.cellIndex;
break;
}
ind = i + 1;
}
var newCell = r.insertCell(ind);
newCell.innerHTML = '<br _moz_editor_bogus_node="on">';
}
return;
case 'mergecells':
var oTD = BXFindParentByTagName(pElement, 'TD');
if (!oTD)
return;
var oTR = oTD.parentNode;
var oTable = oTR.parentNode;
var arTMX = this.CreateTableMatrix(oTable);
var arInd = this.GetIndexes(oTD, arTMX);
var zeroCell = arTMX[0][arInd[0].c];
var _innerHTML = zeroCell.innerHTML;
var c;
for (var j = 1, l = arTMX.length; j < l; j++)
{
c = arTMX[j][arInd[0].c];
_innerHTML += c.innerHTML;
c.parentNode.removeChild(c);
}
zeroCell.rowSpan = arTMX.length;
zeroCell.innerHTML = _innerHTML;
return;
case 'delete':
var oTD = BXFindParentByTagName(pElement, 'TD');
if (!oTD)
return;
var oTR = oTD.parentNode;
var oTable = oTR.parentNode;
var arTMX = this.CreateTableMatrix(oTable);
var arInd = this.GetIndexes(oTD, arTMX);
var c, r;
for (var j = 0, l = arTMX.length; j < l; j++)
{
c = arTMX[j][arInd[0].c];
if (!c) continue;
r = c.parentNode;
if (!r) continue;
_innerHTML += c.innerHTML;
r.removeChild(c);
if (r.cells.length == 0)
oTable.removeChild(r);
}
if (oTable.rows.length == 0)
oTable.parentNode.removeChild(oTable);
return;
}
};
//r- row; i-index;
BXHTMLEditor.prototype.CreateTableMatrix = function(oTable)
{
var aRows = oTable.rows;
// Row and Column counters.
var r = -1;
var arMatrix = new Array();
for (var i = 0; i < aRows.length; i++)
{
r++;
if (!arMatrix[r])
arMatrix[r] = [];
var c = -1;
for (var j = 0; j < aRows[i].cells.length; j++)
{
var oCell = aRows[i].cells[j];
c++;
while (arMatrix[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 (!arMatrix[r + rs])
arMatrix[r + rs] = [];
for (var cs = 0; cs < iColSpan; cs++)
arMatrix[r + rs][c + cs] = aRows[i].cells[j];
}
c += iColSpan - 1;
}
}
return arMatrix;
};
BXHTMLEditor.prototype.GetIndexes = function(oCell, arMatrix)
{
var arR, arC, arIndexes = [];
for (var i = 0; i < arMatrix.length; i++)
for (var j = 0, l = arMatrix[i].length; j < l; j++)
if (arMatrix[i][j] == oCell)
arIndexes.push({'r' : i, 'c' : j});
return arIndexes;
};
//Return array of cells, which/( of which) was selected
BXHTMLEditor.prototype.getSelectedCells = function()
{
var arrCells = [];
if (BX.browser.IsIE())
{
// IE
var oParent, oRange = this.pEditorDocument.selection.createRange();
var oParent = BXFindParentByTagName(this.GetSelectionObject(), 'TR');
if (oParent)
{
// Loops throw all cells checking if the cell is, or part of it, is inside the selection
// and then add it to the selected cells collection.
for( var i = 0; i < oParent.cells.length; i++ )
{
var oCellRange = this.pEditorDocument.selection.createRange();
oCellRange.moveToElementText(oParent.cells[i]);
if (oRange.inRange(oCellRange) ||
(oRange.compareEndPoints('StartToStart', oCellRange) >= 0 && oRange.compareEndPoints('StartToEnd',oCellRange) <= 0) ||
(oRange.compareEndPoints('EndToStart', oCellRange) >= 0 && oRange.compareEndPoints('EndToEnd',oCellRange) <= 0 ))
arrCells.push(oParent.cells[i]);
}
}
}
else
{
//Gecko, Opera
var oSelection = this.pEditorWindow.getSelection();
if (oSelection.rangeCount == 1 && oSelection.anchorNode.nodeType == 3 )
{
var c = BXFindParentByTagName(oSelection.anchorNode, 'TD');
if (c)
return [c];
}
for(var i = 0, l = oSelection.rangeCount; i < l; i++)
{
var oRange = oSelection.getRangeAt(i);
if (oRange.startContainer.nodeName == 'TD' || oRange.startContainer.nodeName == 'TH')
arrCells.push(oRange.startContainer);
else if(oRange.startContainer.nodeName=='TR')
arrCells.push(oRange.startContainer.childNodes[oRange.startOffset]);
}
}
return arrCells;
};