Silverlight,Caliburn,Actions和DataGrids

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任何人都知道Caliburn或Caliburn Micro框架示例的良好代码示例,用于说明使用DataGrid项目的路由操作?

解决方法

此示例将操作附加到datagrid中的每一行.该操作在viewmodel上处理,viewmodel是整个视图的datacontext.这是用Micro构建的,但语法是一样的.这不使用基于约定的数据绑定.

该观点的相关部分是:

<sdk:DataGrid ItemsSource="{Binding Source}"
                AutoGenerateColumns="False">
    <sdk:DataGrid.Columns>
        <sdk:DataGridTemplateColumn Header="Action">
            <sdk:DataGridTemplateColumn.CellTemplate>
                <DataTemplate>
                    <Button Content="Do!"
                            cm:Message.Attach="Remove($dataContext)" />
                </DataTemplate>
            </sdk:DataGridTemplateColumn.CellTemplate>
        </sdk:DataGridTemplateColumn>
        <sdk:DataGridTextColumn Binding="{Binding Text}" />
                        <sdk:DataGridTextColumn Binding="{Binding More}" />
                        <sdk:DataGridTextColumn Binding="{Binding Stuff}" />
    </sdk:DataGrid.Columns>
</sdk:DataGrid>

相应的viewmodel看起来像这样:

public class Shellviewmodel : IShell
{
    public Shellviewmodel()
    {
        Source = new ObservableCollection<MyRow>(
            new[]
                {
                    new MyRow {Text = "A1",More = "B",Stuff = "C"},new MyRow {Text = "A2",new MyRow {Text = "A3",new MyRow {Text = "A4",new MyRow {Text = "A5",}
            );
    }

    public void Remove(MyRow row)
    {
        Source.Remove(row);
    }

    public ObservableCollection<MyRow> Source { get; set; }
}

public class MyRow
{
    public string Text { get; set; }
    public string More { get; set; }
    public string Stuff { get; set; }
}

这里讨论特殊参数$dataContext:
http://caliburn.codeplex.com/wikipage?title=Parameters&referringTitle=Documentation

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