莫逍遥的专栏

1.在DataGrid列头全选checkbox2.添加Loaded事件 在添加前声明一个全局变量：        CheckBox IsCheckAll = null； 在Loaded事件

<br /> <br />基本思路是排序前删除合计行，排序后吧删除的添加上去 int flag = 0; void dataGrid1_MouseLeftButtonDown(object sender, MouseButtonEventArgs e) { var list = GetDataSource(); list.RemoveAt(list.Count - 1); IOrderedEnu

private void GetChilds(TreeViewItem tvi, int id)        {            foreach (var item in treeList.Where(i => i.ParentID == id))            {                TreeViewItem child = new TreeViewItem() { Header = item.Name };                if (tvi ==

<br /> //EmployeeChart.Axes.Clear();            //EmployeeChart.Series.Clear();            ObservableCollection<EmployeeInfo> list = EmployeeViewModel.GetEmployeeList();            Action<Chart> chartModify = (chart) => {                CategoryAxi

<br />Thread.CurrentThread.CurrentCulture = (CultureInfo)Thread.CurrentThread.CurrentCulture.Clone();Thread.CurrentThread.CurrentCulture.DateTimeFormat.ShortDatePattern = "yyyy-MM-dd";

<br /><UserControl x:Class="Test.MainPage"    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"    xmlns:mc="h

<br />EdmGen /mode:FullGeneration   /connectionstring:"server=localhost;user id=admin;password=123456;persist security info=True;database=testDB" /provider:"System.Data.SqlClient" /outssdl:test.ssdl /outcsdl:test.csdl  /outmsl:test.msl /outobjectlayer:test