edit.js

网人分类信息5.0商业版。非常优秀的分类信息系统。比较少见。

// 上移(forward)或下移(backward)一层
function zIndex(action){
	var objReference	= null;
	var RangeType		= HtmlEdit.document.selection.type;
	if (RangeType != "Control") return;
	var selectedRange	= HtmlEdit.document.selection.createRange();
	for (var i=0; i<selectedRange.length; i++){
		objReference = selectedRange.item(i);
		if (action=='forward'){
			objReference.style.zIndex  +=1;
		}else{
			objReference.style.zIndex  -=1;
		}
		objReference.style.position='absolute';
	}
}

// 是否选中指定类型的控件
function isControlSelected(tag){
	if (HtmlEdit.document.selection.type == "Control") {
		var oControlRange = HtmlEdit.document.selection.createRange();
		if (oControlRange(0).tagName.toUpperCase() == tag) {
			return true;
		}	
	}
	return false;
}

// 改变编辑区高度
function sizeChange(size){
	if (!BrowserInfo.IsIE55OrMore){
		alert("此功能需要IE5.5版本以上的支持！");
		return false;
	}
	for (var i=0; i<parent.frames.length; i++){
		if (parent.frames[i].document==self.document){
			var obj=parent.frames[i].frameElement;
			var height = parseInt(obj.offsetHeight);
			if (height+size>=300){
				obj.height=height+size;
			}
			break;
		}
	}
}

// 热点链接
function mapEdit(){
	if (!validateMode()) return;
	
	var b = false;
	if (HtmlEdit.document.selection.type == "Control") {
		var oControlRange = HtmlEdit.document.selection.createRange();
		if (oControlRange(0).tagName.toUpperCase() == "IMG") {
			b = true;
		}
	}
	if (!b){
		alert("热点链接只能作用于图片");
		return;
	}

	window.open("dialog/map.htm", 'mapEdit'+sLinkFieldName, 'toolbar=no,location=no,directories=no,status=not,menubar=no,scrollbars=no,resizable=yes,width=450,height=300');
}

// 大文件内容自动拆分
function splitTextField(objField, html) { 
	var strFieldName = objField.name;
	var objForm = objField.form;
	var objDocument = objField.document;
	objField.value = html;

	//表单限制值设定，限制值是102399，考虑到中文设为一半
	var FormLimit = 50000 ;

	// 再次处理时，先赋空值
	for (var i=1;i<objDocument.getElementsByName(strFieldName).length;i++) {
		objDocument.getElementsByName(strFieldName)[i].value = "";
	}

	//如果表单值超过限制，拆成多个对象
	if (html.length > FormLimit) { 
		objField.value = html.substr(0, FormLimit) ;
		html = html.substr(FormLimit) ;

		while (html.length > 0) { 
			var objTEXTAREA = objDocument.createElement("TEXTAREA") ;
			objTEXTAREA.name = strFieldName ;
			objTEXTAREA.style.display = "none" ;
			objTEXTAREA.value = html.substr(0, FormLimit) ;
			objForm.appendChild(objTEXTAREA) ;

			html = html.substr(FormLimit) ;
		} 
	} 
} 

// 修正Undo/Redo
var history = new Object;
history.data = [];
history.position = 0;
history.bookmark = [];

// 保存历史
function saveHistory() {
	if (bEditMode){
		if (history.data[history.position] != HtmlEdit.document.body.innerHTML){
			var nBeginLen = history.data.length;
			var nPopLen = history.data.length - history.position;
			for (var i=1; i<nPopLen; i++){
				history.data.pop();
				history.bookmark.pop();
			}

			history.data[history.data.length] = HtmlEdit.document.body.innerHTML;

			if (HtmlEdit.document.selection.type != "Control"){
				history.bookmark[history.bookmark.length] = HtmlEdit.document.selection.createRange().getBookmark();
			} else {
				var oControl = HtmlEdit.document.selection.createRange();
				history.bookmark[history.bookmark.length] = oControl[0];
			}

			if (nBeginLen!=0){
				history.position++;
			}
		}
	}
}

// 初始历史
function initHistory() {
	history.data.length = 0;
	history.bookmark.length = 0;
	history.position = 0;
}

// 返回历史
function goHistory(value) {
	saveHistory();
	// undo
	if (value == -1){
		if (history.position > 0){
			HtmlEdit.document.body.innerHTML = history.data[--history.position];
			setHistoryCursor();
		}
	// redo
	} else {
		if (history.position < history.data.length -1){
			HtmlEdit.document.body.innerHTML = history.data[++history.position];
			setHistoryCursor();
		}
	}
}

// 设置当前书签
function setHistoryCursor() {
	if (history.bookmark[history.position]){
		r = HtmlEdit.document.body.createTextRange()
		if (history.bookmark[history.position] != "[object]"){
			if (r.moveToBookmark(history.bookmark[history.position])){
				r.collapse(false);
				r.select();
			}
		}
	}
}
// End Undo / Redo Fix

// 工具栏事件发生
function doToolbar(){
	if (bEditMode){
		saveHistory();
	}
}



//table.js

// 插入表格
function TableInsert(){
	if (!isTableSelected()){
		ShowDialog('dialog/table.htm', 350, 380, true);
	}
}

// 修改表格属性
function TableProp(){
	if (isTableSelected()||isCursorInTableCell()){
		ShowDialog('dialog/table.htm?action=modify', 350, 380, true);
	}
}

// 修改单元格属性
function TableCellProp(){
	if (isCursorInTableCell()){
		ShowDialog('dialog/tablecell.htm', 350, 280, true);
	}
}

// 拆分单元格
function TableCellSplit(){
	if (isCursorInTableCell()){
		ShowDialog('dialog/tablecellsplit.htm', 200, 150, true);
	}
}

// 修改表格行属性
function TableRowProp(){
	if (isCursorInTableCell()){
		ShowDialog('dialog/tablecell.htm?action=row', 350, 280, true);
	}
}

// 插入行（在上方）
function TableRowInsertAbove() {

	if (isCursorInTableCell()){
		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)
	
		for (i = 0; i < numCols; i++) {
		 	newTD = newTR.insertCell()
			newTD.innerHTML = "&nbsp;"

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

// 插入行（在下方）
function TableRowInsertBelow() {

	if (isCursorInTableCell()){
		
		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)

		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;
		}
	}