小编Ech*_*ho 的帖子

我是MVVM模式的WPF编程新手.现在我在datagrid中添加了上下文菜单.但是,当我单击鼠标右键时,我不知道如何获取选择的行值.这是我的xmal

 <DataGrid  AutoGenerateColumns="False" Grid.Row="1" CanUserAddRows="False" CanUserDeleteRows="False"
              ItemsSource="{Binding StoryList}">
        <DataGrid.Columns>
        <DataGridTextColumn Header="ID" Binding="{Binding ID}" Width="40" IsReadOnly="True" />
        <DataGridTextColumn Header="Title" Binding="{Binding Title}" Width="60" IsReadOnly="True"/>
        <DataGridTextColumn Header="StoryPoints" Binding="{Binding StoryPoints}" Width="90" IsReadOnly="True">
                <DataGridTextColumn.CellStyle>
                    <Style TargetType="DataGridCell">
                        <Style.Triggers>
                            <DataTrigger Binding="{Binding StoryPoints}" Value="0">
                                <Setter Property="Background" Value="Red"/>
                                <Setter Property="ToolTip" Value="Story Point cannot be 0."/>
                            </DataTrigger>                                
                        </Style.Triggers>
                    </Style>
                </DataGridTextColumn.CellStyle>
            </DataGridTextColumn>
            <DataGridTextColumn Header="Stack Rank" Binding="{Binding StackRank}" Width="80"/>
            <DataGridTextColumn Header="Estimate" Binding="{Binding Estimate}" Width="60"/>
            <DataGridTextColumn Header="CompletedWork" Binding="{Binding CompletedWork}" Width="120" />
            <DataGridTextColumn Header="RemainWork" Binding="{Binding RemainWork}" Width="110" />
            <DataGridTextColumn Header="CompleteProcess" Binding="{Binding CompletedProcess}" Width="110" /> …