EasyUI 打印当前页

function CommonPrint(printDatagrid, type) {
var tableString = '<table cellspacing="0" class="pb">';

var frozenColumns = printDatagrid.datagrid("options").frozenColumns;  // 得到frozenColumns对象
var columns = printDatagrid.datagrid("options").columns;    // 得到columns对象
var nameList = '';

// 载入title
if (typeof columns != 'undefined' && columns != '') {
$(columns).each(function (index) {
tableString += '\n<tr>';
if (typeof frozenColumns != 'undefined' && typeof frozenColumns[index] != 'undefined') {
for (var i = 0; i < frozenColumns[index].length; ++i) {
if (frozenColumns[index][i].field != "id" && frozenColumns[index][i].field != "cid" && frozenColumns[index][i].field != "pid") {
//  if (!frozenColumns[index][i].hidden) {
tableString += '\n<th width="' + frozenColumns[index][i].width + '"';
if (typeof frozenColumns[index][i].rowspan != 'undefined' && frozenColumns[index][i].rowspan > 1) {
tableString += ' rowspan="' + frozenColumns[index][i].rowspan + '"';
}
if (typeof frozenColumns[index][i].colspan != 'undefined' && frozenColumns[index][i].colspan > 1) {
tableString += ' colspan="' + frozenColumns[index][i].colspan + '"';
}
if (typeof frozenColumns[index][i].field != 'undefined' && frozenColumns[index][i].field != '') {
nameList += ',{"f":"' + frozenColumns[index][i].field + '", "a":"' + frozenColumns[index][i].align + '"}';
}
tableString += '>' + frozenColumns[0][i].title + '</th>';
// }
}
}
}
for (var i = 0; i < columns[index].length; ++i) {
if (columns[index][i].field != "id" && columns[index][i].field != "cid" && columns[index][i].field != "pid") {
//  if (!columns[index][i].hidden) {
tableString += '\n<th width="' + columns[index][i].width + '"';
if (typeof columns[index][i].rowspan != 'undefined' && columns[index][i].rowspan > 1) {
tableString += ' rowspan="' + columns[index][i].rowspan + '"';
}
if (typeof columns[index][i].colspan != 'undefined' && columns[index][i].colspan > 1) {
tableString += ' colspan="' + columns[index][i].colspan + '"';
}
if (typeof columns[index][i].field != 'undefined' && columns[index][i].field != '') {
nameList += ',{"f":"' + columns[index][i].field + '", "a":"' + columns[index][i].align + '"}';
}
tableString += '>' + columns[index][i].title + '</th>';
// }
}
}
tableString += '\n</tr>';
});
}
// 载入内容
var rows = printDatagrid.datagrid("getRows"); // 这段代码是获取当前页的所有行
var nl = eval('([' + nameList.substring(1) + '])');
for (var i = 0; i < rows.length; ++i) {
tableString += '\n<tr>';
$(nl).each(function (j) {
var e = nl[j].f.lastIndexOf('_0');

tableString += '\n<td';
if (nl[j].a != 'undefined' && nl[j].a != '') {
tableString += ' style="text-align:' + nl[j].a + ';"';
}
tableString += '>';
if (e + 2 == nl[j].f.length) {
tableString += rows[i][nl[j].f.substring(0, e)];
}
else
tableString += rows[i][nl[j].f];
tableString += '</td>';
});
tableString += '\n</tr>';
}

tableString += '\n</table>';

var tt = /\&/g;   //匹配&号
var tt2 = /\?/g;   //匹配问号

if (type == 1) {

if (navigator.userAgent.indexOf("Chrome") > 0) {
$('#ShowOpenWindow').html("");
$('#ShowOpenWindow').append("<div><iframe src='../Purchase/Cargoprint.aspx?revalue=" + tableString.replace(tt, "").replace(tt2, "") + "' style='width:99%;margin: 0px; height: 400px;' ></iframe></div>");
$('#ShowOpenWindow').window('refresh').window('open');
$('#ShowOpenWindow').window('close');
}
else {
window.showModalDialog("../print.html", tableString,
"location:No;status:No;help:No;dialogWidth:1200px;dialogHeight:600px;scroll:auto;");
}

}
else {

var f = $('<form action="/export.aspx" method="post" id="fm1"></form>');
var i = $('<input type="hidden" id="txtContent" name="txtContent" />');
var l = $('<input type="hidden" id="txtName" name="txtName" />');
i.val(tableString);
i.appendTo(f);
l.val(encodeURIComponent(ordernumber));
l.appendTo(f);
f.appendTo(document.body).submit();
document.body.removeChild(f);
}
}