Silverlight 4.0 Silverlight HeaderedContentControl。标题焦点问题
我在HeaderedContentControl的标题中有一个按钮，当我单击该按钮时，该命令会正确触发，但由于未选择实际的listboxitem，因此我没有可处理的数据。首先选择子控件或与之交互时，如何使HeaderedContentControl被选择 这是我的控制Silverlight 4.0 Silverlight HeaderedContentControl。标题焦点问题,silverlight-4.0,mvvm,datatemplate,Silverlight 4.0,Mvvm,Datatemplate,我在HeaderedContentControl的标题中有一个按钮，当我单击该按钮时，该命令会正确触发，但由于未选择实际的listboxitem，因此我没有可处理的数据。首先选择子控件或与之交互时，如何使HeaderedContentControl被选择 这是我的控制 <ListBox x:Name="SearchList" Grid.Row="1" Grid.Column="0"
<ListBox x:Name="SearchList"
Grid.Row="1"
Grid.Column="0"
Background="Transparent"
BorderThickness="0"
ItemsSource="{Binding Path=SearchResults}"
SelectedItem="{Binding Path=SelectedResult,Mode=TwoWay,Converter={StaticResource DebugConverter}}"
HorizontalContentAlignment="Stretch"
HorizontalAlignment="Stretch"
ScrollViewer.VerticalScrollBarVisibility="Visible" >
<ListBox.ItemTemplate>
<DataTemplate>
<Border Width="600"
Margin="20,2,0,0"
Style="{StaticResource BorderStyle}">
<sb:BindingHelper.Binding>
<sb:BindingList>
<sb:RelativeSourceBinding TargetProperty="Background"
RelativeMode="FindAncestor"
AncestorType="ListBoxItem"
Converter="{StaticResource DebugConverter}"
ConverterParameter="AlternatingRows" />
</sb:BindingList>
</sb:BindingHelper.Binding>
<toolkit:HeaderedContentControl IsTabStop="True">
<toolkit:HeaderedContentControl.Header>
<Grid Width="575"
Margin="5,5,10,0">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*" />
<ColumnDefinition Width="100" />
<ColumnDefinition Width="100" />
<ColumnDefinition Width="100" />
</Grid.ColumnDefinitions>
<Grid.RowDefinitions>
<RowDefinition Height="*" />
</Grid.RowDefinitions>
<TextBlock Grid.Column="0"
Grid.Row="0"
Text="{Binding Path=PatientName}"
HorizontalAlignment="Left"
Margin="0" />
<Button Grid.Column="3"
Grid.Row="0"
Content="Complete Survey"
IsTabStop="False">
<sb:BindingHelper.Binding>
<sb:BindingList>
<sb:RelativeSourceBinding Path="DataContext.OpenSurveyCommand"
TargetProperty="Command"
RelativeMode="FindAncestor"
AncestorType="ListBox"
Converter="{StaticResource DebugConverter}"
ConverterParameter="SurveyCommandButton" />
<sb:RelativeSourceBinding Path="DataContext.HasFocus"
TargetProperty="Focus" />
</sb:BindingList>
</sb:BindingHelper.Binding>
</Button>
</Grid>
</toolkit:HeaderedContentControl.Header>
<sb:BindingHelper.Binding>
<sb:RelativeSourceBinding TargetProperty="IsExpanded"
Path="IsSelected"
RelativeMode="FindAncestor"
AncestorType="ListBoxItem"
BindingMode="TwoWay" />
</sb:BindingHelper.Binding>
<Grid Margin="5,2,0,2">
<Grid.RowDefinitions>
<RowDefinition />
<RowDefinition />
<RowDefinition />
<RowDefinition />
</Grid.RowDefinitions>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="275" />
<ColumnDefinition Width="250" />
</Grid.ColumnDefinitions>
<TextBlock Grid.Row="0"
Grid.Column="0"
Text="{Binding MRN,Converter={StaticResource StringLabelConverter},ConverterParameter=MRN}" />
<TextBlock Grid.Row="1"
Grid.Column="0"
Style="{StaticResource SearchResultsTextBlockStyle }"
Text="{Binding OriginalVisitNumber,Converter={StaticResource StringLabelConverter},ConverterParameter='Original Visit Number'}" />
<TextBlock Grid.Row="2"
Grid.Column="0"
Style="{StaticResource SearchResultsTextBlockStyle }"
Text="{Binding OriginalAdmitDate,Converter={StaticResource StringLabelConverter},ConverterParameter='Original Admit Date'}" />
<TextBlock Grid.Row="3"
Grid.Column="0"
Style="{StaticResource SearchResultsTextBlockStyle }"
Text="{Binding OriginalReason,Converter={StaticResource StringLabelConverter},ConverterParameter='Original Reason'}" />
<TextBlock Grid.Row="1"
Grid.Column="1"
Style="{StaticResource SearchResultsTextBlockStyle }"
Text="{Binding ReAdmitVisitNumber,Converter={StaticResource StringLabelConverter},ConverterParameter='ReAdmit Visit Number'}" />
<TextBlock Grid.Row="2"
Grid.Column="1"
Style="{StaticResource SearchResultsTextBlockStyle }"
Text="{Binding ReAdmitDate,Converter={StaticResource StringLabelConverter},ConverterParameter='Readmit Date'}" />
<TextBlock Grid.Row="3"
Grid.Column="1"
Style="{StaticResource SearchResultsTextBlockStyle }"
Text="{Binding ReAdmitReason,Converter={StaticResource StringLabelConverter},ConverterParameter='ReAdmit Reason'}" />
</Grid>
</toolkit:HeaderedContentControl>
</Border>
</DataTemplate>
</ListBox.ItemTemplate>
</ListBox>
using System.Windows.Input;
using GalaSoft.MvvmLight;
using GalaSoft.MvvmLight.Command;
using GalaSoft.MvvmLight.Messaging;
using WavelengthIS.Silverlight.Core.Helpers;
namespace ReadmissionTrackingApplication.Client.ViewModel
{
/// <summary>
/// This class contains properties that a View can data bind to.
/// <para>
/// Use the <strong>mvvminpc</strong> snippet to add bindable properties to this ViewModel.
/// </para>
/// <para>
/// You can also use Blend to data bind with the tool's support.
/// </para>
/// <para>
/// See http://www.galasoft.ch/mvvm/getstarted
/// </para>
/// </summary>
public partial class ReadmitPatientListViewModel : ViewModelBase
{
/// <summary>
/// Initializes a new instance of the ReadmitPatientListViewModel class.
/// </summary>
////public override void Cleanup()
////{
//// // Clean own resources if needed
//// base.Cleanup();
////}
#region Declarations
ICommand _openSurveyCommand;
Messenger _messenger = Messenger.Default;
#endregion
#region Command Properties
public ICommand OpenSurveyCommand
{
get
{
if (_openSurveyCommand == null)
{
_openSurveyCommand = new RelayCommand(() => OnSurveyCommandExecute());
}
return _openSurveyCommand;
}
private set { }
}
#endregion
#region Command Methods
private void OnSurveyCommandExecute()
{
Wait.Begin("Loading Patient List...");
_messenger.Send<ReadmitPatientListViewModel>(this);
_messenger.Send<Messages.NavigationRequest<SubClasses.URI.PageURI>>(GetNavRequest_QUESTIONAIRRESHELL());
}
#endregion
#region Properties
#endregion
private static Messages.NavigationRequest<SubClasses.URI.PageURI> GetNavRequest_QUESTIONAIRRESHELL()
{
Messages.NavigationRequest<SubClasses.URI.PageURI> navRequest =
new Messages.NavigationRequest<SubClasses.URI.PageURI>(
new SubClasses.URI.PageURI(Helpers.PageLinks.QUESTIONAIRRESHELL, System.UriKind.Relative));
return navRequest;
}
partial void OnCreated()
{
}
}
}
使用System.Windows.Input；
使用GalaSoft.MvvmLight；
使用GalaSoft.MvvmLight.Command；
使用GalaSoft.MvvmLight.Messaging；
使用波长is.Silverlight.Core.Helpers；
命名空间ReadmissionTrackingApplication.Client.ViewModel
{
///
///此类包含视图可以绑定到的属性。
///
///使用mvvminpc代码段将可绑定属性添加到此ViewModel。
///
///
///还可以在工具的支持下使用Blend进行数据绑定。
///
///
///看http://www.galasoft.ch/mvvm/getstarted
///
///
公共部分类ReadmitPatientListViewModel:ViewModelBase
{
///
///初始化ReadmitPatientListViewModel类的新实例。
///
////公共覆盖无效清除（）
////{
//////如果需要，清理自己的资源
////base.Cleanup（）；
////}
#区域声明
ICommand_openSurveyCommand；
Messenger _Messenger=Messenger.Default；
#端区
#区域命令属性
公共ICommand和OpenSurveyCommand
{
得到
{
if（_openSurveyCommand==null）
{
_openSurveyCommand=新的RelayCommand（（）=>OnSurveyCommandExecute（））；
}
返回openSurveyCommand；
}
私有集{}
}
#端区
#区域命令方法
SurveyCommandExecute（）上的私有无效
{
等待。开始（“加载患者列表…”）；
_信使。发送（此）；
_Send（GetNavRequest_QUESTIONAIRRESHELL（））；
}
#端区
#区域属性
#端区
private static Messages.NavigationRequest GetNavRequest\u QUESTIONAIRRESHELL（）的私有静态消息
{
Messages.NavigationRequest导航请求=
新消息。导航请求(
新的子类.URI.PageURI（Helpers.PageLinks.QUESTIONAIRRESHELL，System.UriKind.Relative））；
返回导航请求；
}
部分void OnCreated（）
{
}
}
}