我在 usercontrol 内的网格内的 stackpanel 内的 itemscontrol 内的 controltemplate 内有一个 stackpanel(参见下面的 xaml)。在内部堆栈面板中有一个标签 (Name="NoComponentChosen") 和另一个堆栈面板 (Name="ComponentChosen")。标签的可见性最初是折叠的。
控制模板有一个带有绑定的数据触发器。当绑定引用具有特定值时,标签 (NoComponentChosen) 变为可见并且堆栈面板折叠。
当我在用户界面中切换时,我想跳过标签/堆栈面板。我还希望仍然能够通过我的 ChangeRequestView.xaml 中的其余内容(列表框和按钮)进行选项卡。
现在——当我选择标签时——标签/堆栈面板最终被选中并被一个虚线矩形包围。这就是我想避免的。
这是我的 ChangeRequestView.xaml:
<UserControl x:Class="MyProgram.View.ChangeRequestView"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:xctk="http://schemas.xceed.com/wpf/xaml/toolkit"
xmlns:ListBoxBehavior="clr-namespace:MyProgram.Utility"
mc:Ignorable="d"
d:DesignHeight="500" d:DesignWidth="300">
<Grid>
<Grid.RowDefinitions>
<RowDefinition Height="50"/>
<RowDefinition Height="35"/>
<RowDefinition Height="45*"/>
<RowDefinition Height="10*"/>
<RowDefinition Height="20*"/>
<RowDefinition Height="35"/>
</Grid.RowDefinitions>
<!--The title of the view-->
<Label Grid.Row="0" Content="Change Requests" FontWeight="Bold" Margin="5,5,5,5" VerticalAlignment="Center" HorizontalAlignment="Center"/>
<!--The component chosen-->
<StackPanel Grid.Row="1" Orientation="Horizontal" Margin="5,0,0,0" IsHitTestVisible="False" Focusable="False">
<ItemsControl>
<ItemsControl.Template>
<ControlTemplate>
<StackPanel>
<StackPanel Name="ComponentChosen" Orientation="Horizontal">
<Label Content="Reference des.: " />
<Label Name="referenceDesignation" Content="{Binding Path=ReferenceDesignation, UpdateSourceTrigger=PropertyChanged}"/>
</StackPanel>
<Label Name="NoComponentChosen" Content="Choose a component" Visibility="Collapsed"/>
</StackPanel>
<ControlTemplate.Triggers>
<DataTrigger Binding="{Binding ReferenceDesignation}" Value="">
<Setter TargetName="ComponentChosen" Property="Visibility" Value="Collapsed"/>
<Setter TargetName="NoComponentChosen" Property="Visibility" Value="Visible"/>
</DataTrigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</ItemsControl.Template>
</ItemsControl>
</StackPanel>
<ListBox Grid.Row="2" ... />
<Button Grid.Row="3" ... />
<Button Grid.Row="4" ... />
</Grid>
</UserControl>
整个 UserControl/ChangeRequestView.xaml 是我的 MainWindow 的一部分——我不知道这是否有什么要说的。我在我的 MainWindow 中浏览所有不同的视图,当我到达 ChangeRequestView 时,我想根据其中哪些没有折叠来跳过标签/堆栈面板。
这是我的 MainWindow.xaml:
<Window x:Class="MyProgram.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:view="clr-namespace:MyProgram.View"
xmlns:vm="clr-namespace:MyProgram.ViewModel"
...>
<Grid>
<Grid.RowDefinitions>
<RowDefinition Height="20"/>
<RowDefinition Height="309*"/>
<RowDefinition Height="187*"/>
<RowDefinition Height="120*"/>
</Grid.RowDefinitions>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="209*"/>
<ColumnDefinition Width="558*"/>
<ColumnDefinition Width="250*"/>
</Grid.ColumnDefinitions>
<Menu IsMainMenu="True" Name="Menu1" VerticalAlignment="Top" Grid.Row="0" Grid.ColumnSpan="3">
<MenuItem Header="_File">
<MenuItem Header="_Save changed change requests for current reference designation"
InputGestureText="Ctrl+S" Command="{Binding Path=HotKeysSaveChangeRequestUpdateCmd}"/>
<MenuItem Header="_Upload change requests for current project"
InputGestureText="Ctrl+U" Command="{Binding Path=HotKeysUploadCmd}"/>
<MenuItem Header="_Exit" ToolTip="Exit this program"
InputGestureText="CTRL+X" Command="{Binding Path=ShutDownCmd}"/>
</MenuItem>
</Menu>
<!--Search Region-->
<Border Grid.Row="2" Grid.Column="0" Grid.RowSpan="2" Margin="3,1,1,3" BorderThickness="2,2,2,2" CornerRadius="4,4,4,4" BorderBrush="LightGray">
<view:SearchView x:Name="SearchView"/>
</Border>
<!-- Project Region -->
<Border Grid.Row="1" Grid.Column="0" Margin="3,3,1,1" BorderThickness="2,2,2,2" CornerRadius="4,4,4,4" BorderBrush="LightGray">
<view:ProjectView x:Name="ProjectView" />
</Border>
<!-- Components Region -->
<Border Grid.Row="1" Grid.Column="1" Grid.RowSpan="2" Margin="1,3,1,1" BorderThickness="2,2,2,2" CornerRadius="4,4,4,4" BorderBrush="LightGray">
<view:ComponentView x:Name="ComponentView" />
</Border>
<!-- Change Request Region -->
<Border Grid.Row="1" Grid.Column="2" Grid.RowSpan="2" Margin="1,3,3,1" BorderThickness="2,2,2,2" CornerRadius="4,4,4,4" BorderBrush="LightGray">
<view:ChangeRequestView x:Name="ChangeRequestView" />
</Border>
<!-- Log Region -->
<Border Grid.Row="3" Grid.Column="1" Grid.ColumnSpan="2" Margin="1,1,3,3" BorderThickness="2,2,2,2" CornerRadius="4,4,4,4" BorderBrush="LightGray">
<view:LogView x:Name="LogView" />
</Border>
</Grid>
<Window.InputBindings>
<KeyBinding Gesture="CTRL+U" Command="{Binding Path=HotKeysUploadCmd}"/>
<KeyBinding Gesture="CTRL+S" Command="{Binding Path=HotKeysSaveChangeRequestUpdateCmd}"/>
<KeyBinding Gesture="CTRL+X" Command="{Binding Path=ShutDownCmd}"/>
</Window.InputBindings>
</Window> </br>
对于长 xaml 文件,我深表歉意,但我认为我提供给您的信息越多,您就越容易帮助我解决这个选项卡问题。
当我通过用户界面进行选项卡时,您对如何跳过标签“NoComponentChosen”/堆栈面板“ComponentChosen”有任何想法吗?