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317 lines
12 KiB
JavaScript
317 lines
12 KiB
JavaScript
2 years ago
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/** 第一种 方法
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* 合并单元格
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* @param {} grid 要合并单元格的grid对象
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* @param {} rows 那合并那几列 [1,2,4]
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*
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var mergeCells = function (grid, rows) {
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//得到grid的El对象
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var sdk0 = Ext.get(grid.getId() + "-body");
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var sdk1 = Ext.get(grid.getId() + "-body").first();
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var sdk2 = Ext.get(grid.getId() + "-body").first().first();
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var gridEl = Ext.get(grid.getId() + "-body").first().first().first();
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//得到所有可以有机会进行合并单元格行(tr)的集合
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var arrayTr = gridEl.select("tr");
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arrayTr.each(function (el) {//取出表头等没用的列
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if (el.getAttribute("class") == "x-grid-header-row") {
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arrayTr.removeElement(el)
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}
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})
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//定义一个辅助的内部函数
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var merge = function (rowspanObj, removeObjs) {
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var trIndex = 1;
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arrayTr.each(function (tr) {
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var arrayTd = tr.select("td");
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arrayTd.each(function (td) {
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if (td.getAttribute("class").indexOf("x-grid-cell-special") != -1) {
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arrayTd.removeElement(td)
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}
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});
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//跨列
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if (trIndex == rowspanObj["tr"]) {
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var tdIndex = 1;
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arrayTd.each(function (td) {
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if (tdIndex == rowspanObj["td"]) {
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if (rowspanObj["rowspan"] != 1) {
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td.set({ "rowspan": rowspanObj["rowspan"], "valign": "middle" });
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}
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}
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tdIndex++;
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});
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}
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//删除
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Ext.each(removeObjs, function (obj) {
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var tdIndex = 1;
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if (trIndex == obj["tr"]) {
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arrayTd.each(function (td) {
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if (tdIndex == obj["td"]) {
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td.set({ "style": "display:none" })
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}
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tdIndex++;
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})
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}
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})
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trIndex++;
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})
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console.log(rowspanObj);
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console.log(removeObjs);
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}
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//要进行跨列操作的td对象{tr:1,td:2,rowspan:5}
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var rowspanObj = {};
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//要进行删除的td对象[{tr:2,td:2},{tr:3,td:2}]
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var removeObjs = [];
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//逐列去操作tr
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Ext.each(rows, function (rowIndex) {
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console.log("--------------------------------------");
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var trIndex = 1;
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var rowspan = 1;
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var divHtml = null; //单元格内的数值
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var trCount = arrayTr.getCount();
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arrayTr.each(function (tr) {
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//准备td集合
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var arrayTd = tr.select("td");
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arrayTd.each(function (td) {
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//移除序号,多选框等不进行合并的td
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if (td.getAttribute("class").indexOf("x-grid-cell-special") != -1) {
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arrayTd.removeElement(td)
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}
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})
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//准备格式化每一列
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var tdIndex = 1;
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arrayTd.each(function (td) {
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if (tdIndex == rowIndex) {
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if (!divHtml) {
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divHtml = td.first().getHTML();
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rowspanObj = { tr: trIndex, td: tdIndex, rowspan: rowspan }
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} else {
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var cellText = td.first().getHTML();
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if (cellText == divHtml) {
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rowspanObj["rowspan"] = rowspanObj["rowspan"] + 1;
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removeObjs.push({ tr: trIndex, td: tdIndex });
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if (trIndex == trCount) {
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merge(rowspanObj, removeObjs); //执行合并函数
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}
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} else {
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merge(rowspanObj, removeObjs); //执行合并函数
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divHtml = cellText;
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rowspanObj = { tr: trIndex, td: tdIndex, rowspan: rowspan }
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removeObjs = [];
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}
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}
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}
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tdIndex++;
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})
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trIndex++;
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})
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})
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}
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*/
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/** 第二种 方法
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* Kunoy
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* 合并单元格
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* @param {} grid 要合并单元格的grid对象
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* @param {} cols 要合并哪几列 [1,2,4]
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*/
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var mergeCells = function (grid, cols) {
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var arrayTr = document.getElementById(grid.getId() + "-body").firstChild.firstChild.firstChild.getElementsByTagName('tr');
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var trCount = arrayTr.length;
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var arrayTd;
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var td;
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var merge = function (rowspanObj, removeObjs) { //定义合并函数
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if (rowspanObj.rowspan != 1) {
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arrayTd = arrayTr[rowspanObj.tr].getElementsByTagName("td"); //合并行
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td = arrayTd[rowspanObj.td - 1];
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td.rowSpan = rowspanObj.rowspan;
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td.vAlign = "middle";
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Ext.each(removeObjs, function (obj) { //隐身被合并的单元格
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arrayTd = arrayTr[obj.tr].getElementsByTagName("td");
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arrayTd[obj.td - 1].style.display = 'none';
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});
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}
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};
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var rowspanObj = {}; //要进行跨列操作的td对象{tr:1,td:2,rowspan:5}
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var removeObjs = []; //要进行删除的td对象[{tr:2,td:2},{tr:3,td:2}]
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var col;
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Ext.each(cols, function (colIndex) { //逐列去操作tr
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var rowspan = 1;
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var divHtml = null; //单元格内的数值
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for (var i = 1; i < trCount; i++) { //i=0表示表头等没用的行
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arrayTd = arrayTr[i].getElementsByTagName("td");
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var cold = 0;
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Ext.each(arrayTd, function (Td) { //获取RowNumber列和check列
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if (Td.getAttribute("class").indexOf("x-grid-cell-special") != -1)
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cold++;
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});
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col = colIndex + cold; //跳过RowNumber列和check列
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if (!divHtml) {
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divHtml = arrayTd[col - 1].innerHTML;
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rowspanObj = { tr: i, td: col, rowspan: rowspan }
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} else {
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var cellText = arrayTd[col - 1].innerHTML;
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var addf = function () {
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rowspanObj["rowspan"] = rowspanObj["rowspan"] + 1;
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removeObjs.push({ tr: i, td: col });
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if (i == trCount - 1)
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merge(rowspanObj, removeObjs); //执行合并函数
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};
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var mergef = function () {
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merge(rowspanObj, removeObjs); //执行合并函数
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divHtml = cellText;
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rowspanObj = { tr: i, td: col, rowspan: rowspan }
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removeObjs = [];
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};
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if (cellText == divHtml) {
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if (colIndex != cols[0]) {
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//取得上一个合并的列号
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//var iCol = col;
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//if (colIndex != lastCol) {
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// iCol = lastCol;
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//}
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var iCol = lastCol + 1; //取得第一个合并的列号
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var leftDisplay = arrayTd[iCol - 2].style.display; //判断左边单元格值是否已display
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if (leftDisplay == 'none')
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addf();
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else
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mergef();
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} else {
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addf();
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lastCol = col; //取得第一个合并的列号;
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}
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} else {
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mergef();
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}
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}
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}
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//lastCol = col; //取得上一个合并的列号
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});
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};
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//*/
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/** 第三种 方法
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* ruantao1989
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* 合并单元格
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* @param {} grid 要合并单元格的grid对象
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* @param {} cols 要合并哪几列 例如 [1,2,4]
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*
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var mergeCells = function (grid, cols) {
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//==>ExtJs4.2的<tbody>改到上层<table>的lastChild . <tbody>是各个<tr>的集合
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var arrayTr = document.getElementById(grid.getId() + "-body").firstChild.firstChild.lastChild.getElementsByTagName('tr');
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var trCount = arrayTr.length; //<tr>总行数
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var arrayTd;
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var td;
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//==>显示层将目标格的样式改为.display='none';
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var merge = function (rowspanObj, removeObjs)//定义合并函数
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{
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if (0 != rowspanObj.rowspan) {
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arrayTd = arrayTr[rowspanObj.tr].getElementsByTagName("td"); //合并行
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td = arrayTd[rowspanObj.td - 1];
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td.rowSpan = rowspanObj.rowspan;
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td.vAlign = "middle";
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// td.style.font-size = '20px';
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// $(td).hide();
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$(td).css("font-size", "15px");
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$(td).attr("title", $(td).text());
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$(td).find('span').attr("title", $(td).text());
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$(td).css('color', 'rgb(148, 201, 36)');
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var height = $(td).innerHeight();
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if (removeObjs.length > 0) {
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$(td).css("padding-top", height / 3);
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// var showIndex = Math.ceil(removeObjs.length/2);
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}
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//隐身被合并的单元格
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Ext.each(removeObjs, function (obj) {
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arrayTd = arrayTr[obj.tr].getElementsByTagName("td");
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arrayTd[obj.td - 1].style.display = 'none';
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arrayTd[obj.td - 1].style.borderTop = "none";
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});
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}
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};
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//==>显示层将目标格的样式改为.display='none';
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var rowspanObj = {}; //要进行跨列操作的td对象{tr:1,td:2,rowspan:5}
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var removeObjs = []; //要进行删除的td对象[{tr:2,td:2},{tr:3,td:2}]
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var col;
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//==>逐列靠表内具体数值去合并各个<tr> (表内数值一样则合并)
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// try {
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Ext.each(cols, function (colIndex) {
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var rowspan = 1;
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var divHtml = null; //单元格内的数值
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for (var i = 0; i < trCount; i++)//==>从第一行数据0开始
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{
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//==>一个arrayTr[i]是一整行的所有数据, 一个arrayTd是 <td xxxx ><div>具体数值</div></td> ,
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arrayTd = arrayTr[i].getElementsByTagName("td");
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var cold = 0;
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// Ext.each(arrayTd,function(Td){ //获取RowNumber列和check列
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// if(Td.getAttribute("class").indexOf("x-grid-cell-special") != -1)
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// cold++;
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// });
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col = colIndex + cold; //跳过RowNumber列和check列
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if (!divHtml) {
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divHtml = arrayTd[col - 1].innerHTML;
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divHtml = $(divHtml).text(); //==>拿到真正数值,相比Ext4.1多了一层<div>
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rowspanObj = { tr: i, td: col, rowspan: rowspan }
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}
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else {
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var cellText = arrayTd[col - 1].innerHTML;
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cellText = $(cellText).text(); //==>拿到真正数值
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var addf = function () {
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rowspanObj["rowspan"] = rowspanObj["rowspan"] + 1;
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removeObjs.push({ tr: i, td: col });
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if (i == trCount - 1) {
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merge(rowspanObj, removeObjs); //执行合并函数
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}
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};
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var mergef = function () {
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merge(rowspanObj, removeObjs); //执行合并函数
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divHtml = cellText;
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rowspanObj = { tr: i, td: col, rowspan: rowspan }
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removeObjs = [];
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};
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if (cellText == divHtml) {
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if (colIndex != cols[0]) {
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var leftDisplay = arrayTd[col - 2].style.display; //判断左边单元格值是否已display
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if (leftDisplay == 'none') {
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addf();
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}
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else {
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mergef();
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}
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}
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else {
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addf();
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}
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}
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else {
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mergef();
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}
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}
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}
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});
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// } catch (e) {
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// console.log(e.message)
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// }
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};
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*/
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