2
当我将下面的代码更改为全模式时，更改ListPicker的背景颜色。但我只看到黑屏。当扩展为完整模式时更改WP8 ListPicker背景颜色
<Style TargetType="toolkit:ListPicker" x:Key="customStyle">
<Setter Property="Background" Value="YellowGreen"/>
<Setter Property="Foreground" Value="{StaticResource PhoneTextBoxForegroundBrush}"/>
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="toolkit:ListPicker">
<StackPanel>
<VisualStateManager.VisualStateGroups>
<VisualStateGroup x:Name="PickerStates">
<VisualState x:Name="Normal"/>
<VisualState x:Name="Expanded">
<Storyboard>
<ObjectAnimationUsingKeyFrames
Storyboard.TargetName="Border"
Storyboard.TargetProperty="Background"
Duration="0">
<DiscreteObjectKeyFrame
Value="{StaticResource PhoneTextBoxEditBackgroundColor}"
KeyTime="0"/>
</ObjectAnimationUsingKeyFrames>
<ObjectAnimationUsingKeyFrames
Storyboard.TargetName="Border"
Storyboard.TargetProperty="BorderBrush"
Duration="0">
<DiscreteObjectKeyFrame
Value="{StaticResource PhoneTextBoxEditBorderBrush}"
KeyTime="0"/>
</ObjectAnimationUsingKeyFrames>
</Storyboard>
</VisualState>
</VisualStateGroup>
</VisualStateManager.VisualStateGroups>
<ContentControl
Content="{TemplateBinding Header}"
ContentTemplate="{TemplateBinding HeaderTemplate}"
Foreground="{StaticResource PhoneSubtleBrush}"
FontSize="{StaticResource PhoneFontSizeNormal}"
HorizontalContentAlignment="{TemplateBinding HorizontalContentAlignment}"
Margin="0 0 0 8"/>
<Grid>
<Border
x:Name="Border"
Background="{TemplateBinding Background}"
BorderBrush="{TemplateBinding Background}"
BorderThickness="2">
<Canvas x:Name="ItemsPresenterHost" MinHeight="46">
<ItemsPresenter x:Name="ItemsPresenter">
<ItemsPresenter.RenderTransform>
<TranslateTransform x:Name="ItemsPresenterTranslateTransform"/>
</ItemsPresenter.RenderTransform>
</ItemsPresenter>
</Canvas>
</Border>
<Popup x:Name="FullModePopup">
<Border Background="{StaticResource PhoneChromeBrush}">
<!-- Popup.Child should always be a Border -->
<Grid>
<Grid.RowDefinitions>
<RowDefinition Height="Auto"/>
<RowDefinition/>
</Grid.RowDefinitions>
<ContentControl
Grid.Row="0"
Content="{TemplateBinding FullModeHeader}"
Foreground="{StaticResource PhoneForegroundBrush}"
FontFamily="{StaticResource PhoneFontFamilySemiBold}"
FontSize="{StaticResource PhoneFontSizeMedium}"
HorizontalAlignment="Left"
Margin="24 12 0 0"/>
<ListBox
x:Name="FullModeSelector"
Grid.Row="1"
ItemTemplate="{TemplateBinding FullModeItemTemplate}"
FontSize="{TemplateBinding FontSize}"
Margin="{StaticResource PhoneMargin}">
<ListBox.ItemsPanel>
<ItemsPanelTemplate>
<StackPanel/>
<!-- Ensures all containers will
be available during the Loaded event -->
</ItemsPanelTemplate>
</ListBox.ItemsPanel>
</ListBox>
</Grid>
</Border>
</Popup>
</Grid>
</StackPanel>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
的ListPicker在XAML
<toolkit:ListPicker Header="SELECT TRANSLATION" x:Name="lspTranslationLang" Style="{StaticResource customStyle}"
SelectedItem="{Binding Name, Mode=TwoWay}" SelectionChanged="lspTranslationLang_SelectionChanged">
<toolkit:ListPicker.HeaderTemplate>
<DataTemplate>
<StackPanel>
<TextBlock FontWeight="Bold" Foreground="Black" Text="Select Translation"></TextBlock>
</StackPanel>
</DataTemplate>
</toolkit:ListPicker.HeaderTemplate>
<toolkit:ListPicker.ItemTemplate>
<DataTemplate>
<StackPanel>
<TextBlock FontSize="30" Text="{Binding Language}" />
</StackPanel>
</DataTemplate>
</toolkit:ListPicker.ItemTemplate>
<toolkit:ListPicker.FullModeItemTemplate>
<DataTemplate>
<Grid Margin="0">
<Grid.RowDefinitions>
<RowDefinition Height="Auto"></RowDefinition>
<RowDefinition Height="*"></RowDefinition>
</Grid.RowDefinitions>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="Auto"></ColumnDefinition>
<ColumnDefinition Width="*"></ColumnDefinition>
</Grid.ColumnDefinitions>
<Image Grid.Row="0" Margin="10,0,0,0" Width="30" Height="30" Grid.Column="0" Source="{Binding ImagePath}" ></Image>
<TextBlock Grid.Row="0" Padding="10,0,10,0" Grid.Column="1" Text="{Binding Language}" FontSize="30"/>
<TextBlock Grid.Row="1" Padding="10,0,10,0" Grid.Column="1" Text="{Binding Description}" FontSize="30"/>
<Line X1="0" X2="480" Y1="0" Y2="0" Grid.Row="1" Grid.ColumnSpan="2" VerticalAlignment="Bottom" StrokeThickness="1" Stroke="LightGray" />
</Grid>
</DataTemplate>
</toolkit:ListPicker.FullModeItemTemplate>
</toolkit:ListPicker>
如何更改标题和listpicker到我想要的任何颜色的两个项目的背景颜色？
@ARH，我试了一下，它适用于我，如果这能帮助你，你能将它标记为答案 –
谢谢你的答案。虽然这可以解决问题，但是如果您检查左侧和顶部的边距是黑色的。 – ARH