Silverlight 2.0 中 DataGrid得到模板列中的按钮，并得到所点击的行号和键值-优快云博客

本文介绍如何在DataGrid中设置自定义的功能按钮，并实现点击事件获取当前行的数据信息。通过绑定数据对象和利用Tag属性，可以在点击按钮时获取到特定的行信息。

通过Tag属性可以设置自定义的数据，使用GetCellContent方法可以到单元格内的控件，所以就可以得到你点击的是哪一行了。点击的操作就很容易了。

下面的是全部的源代码

Page,xaml

<UserControlxmlns:data="clr-namespace:System.Windows.Controls;assembly=System.Windows.Controls.Data"

x:Class="DataGridSnippets.Page"

xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

Width="600"Height="Auto">

<ScrollViewerVerticalScrollBarVisibility="Auto"BorderThickness="0">

<StackPanelMargin="10,10,10,10">

<data:DataGridx:Name="dataGrid1"

Height="200"Margin="0,5,0,10"

AutoGenerateColumns="False"LoadingRow="dataGrid1_LoadingRow">

<data:DataGrid.Columns>

<data:DataGridTextColumnHeader="序号"Width="120"Binding="{BindingIndexName}"/>

<data:DataGridTextColumnHeader="姓名"Width="120"Binding="{BindingUserName}"/>

<data:DataGridTextColumnHeader="地址"Width="120"Binding="{BindingAddress}"/>

<data:DataGridTemplateColumnHeader="功能按钮"Width="80">

<data:DataGridTemplateColumn.CellTemplate>

<DataTemplate>

<StackPanelOrientation="Horizontal">

<ButtonContent="初始化内容"x:Name="Button1"Click="Button1_Click"Tag=""></Button>

</StackPanel>

</DataTemplate>

</data:DataGridTemplateColumn.CellTemplate>

</data:DataGridTemplateColumn>

</data:DataGrid.Columns>

</data:DataGrid>

<TextBlockx:Name="msg"></TextBlock>

</StackPanel>

</ScrollViewer>

</UserControl>

Page.xaml.cs

usingSystem;

usingSystem.Collections.Generic;

usingSystem.Windows;

usingSystem.Windows.Controls;

namespaceDataGridSnippets
{

publicpartialclassPage:UserControl
{

publicPage()
{
InitializeComponent();

//绑定数据
dataGrid1.ItemsSource=Customer.GetSampleCustomerList();
}

privatevoiddataGrid1_LoadingRow(objectsender,DataGridRowEventArgse)
{
CustomerbindData=(Customer)e.Row.DataContext;

Buttonbtn=dataGrid1.Columns[3].GetCellContent(e.Row).FindName("Button1")asButton;
btn.Content=bindData.UserName;

btn.Tag=bindData.IndexName+","+e.Row.GetIndex();
}

privatevoidButton1_Click(objectsender,RoutedEventArgse)
{

Buttonb=senderasButton;

string[]t=b.Tag.ToString().Split(',');

msg.Text="你选择的值是："+t[0]+"是DataGrid的第"+t[1]+"行";
}
}

///<summary>

///数据对象

///</summary>

publicclassCustomer
{

publicInt32IndexName{get;set;}

publicStringUserName{get;set;}

publicStringAddress{get;set;}

publicCustomer(Int32indexName,StringuserName,Stringaddress)
{

this.IndexName=indexName;

this.UserName=userName;

this.Address=address;
}

publicstaticList<Customer>GetSampleCustomerList()
{

//示例数据

List<Customer>data=newList<Customer>();

for(inti=0;i<10;i++)
{

data.Add(newCustomer(i*i,"孟宪会之"+i.ToString(),"地址之"+i.ToString()));
}

returndata;
}
}
}

本文基于Silverlight 2.0正式版。