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[英]Can I use a DataTemplateSelector within a DataTemplate?
[英]Can I use a DataTemplate for toolbar buttons and still make the name meaningful?
我有一個工具欄,其ItemSource是toolbarItems的集合,其中包含按鈕的位圖文本和其他信息,而xaml包含將數據綁定到按鈕的DataTemplate。
現在,我們的應用需要符合508的要求,當我運行Accessible Event Watcher時,它會將所有工具欄按鈕名稱都列為“未知”。
有人可以告訴我如何為按鈕提供一個有意義的名稱嗎?
這是xaml應用於此問題的部分:
<ToolBar.ItemTemplate>
<DataTemplate DataType="{x:Type src:toolBarItem}">
<DataTemplate.Resources>
<src:toolBarItemConverter x:Key="buttonConverter" />
<src:booleanToVisibilityConverter x:Key="boolToVisibilityConverter" />
<src:toolBarButtonFormatConverter x:Key="toolBarFormatDisplayConverter" />
<src:stringToVisibilityConverter x:Key="stringToVisibilityDisplayConverter" />
</DataTemplate.Resources>
<StackPanel Orientation="Horizontal">
<Border Style="{StaticResource SeparatorStyle}" Visibility="{Binding menuSeparator, Converter={StaticResource boolToVisibilityConverter}}"/>
<Button x:Name="listButton" Height="{Binding menuHeight, Mode=OneWay}" Width="{Binding menuWidth}" VerticalAlignment="Top" HorizontalAlignment="Center" Visibility="{Binding isActiveButton, Converter={StaticResource boolToVisibilityConverter}}" Tag="{Binding}"
ToolTip="{Binding menuTooltip}" IsEnabled="{Binding isEnabled}" >
<UniformGrid VerticalAlignment="Center" HorizontalAlignment="Center" Rows="{Binding menuText,Converter={StaticResource toolBarFormatDisplayConverter}}" >
<!-- button image -->
<Image Grid.Row="0" HorizontalAlignment="Center" VerticalAlignment="Center" Source="{Binding menuImage, Converter={StaticResource buttonConverter}}"/>
<!-- button name -->
<Viewbox StretchDirection="DownOnly" HorizontalAlignment="Center" VerticalAlignment="Bottom" Visibility="{Binding menuText, Converter={StaticResource stringToVisibilityDisplayConverter}}" >
<TextBlock x:Name="buttonName" FontFamily="Segoe UI" Width="{Binding menuWidth}" FontSize="12" Grid.Row="1" TextAlignment="Center" TextWrapping="Wrap" HorizontalAlignment="Center" VerticalAlignment="Bottom" Text="{Binding menuText}" Foreground="Black" />
</Viewbox>
</UniformGrid>
<!-- </StackPanel> -->
</Button>
</StackPanel>
</DataTemplate>
</ToolBar.ItemTemplate>
謝謝,
羅恩
好的,我們知道了。 需要簡單地將您的名稱綁定到AutomationProperties.Name
<Button x:Name="listButton" AutomationProperties.Name="{Binding menuText}"
Height="{Binding menuHeight, Mode=OneWay}" Width="{Binding menuWidth}"
VerticalAlignment="Top" HorizontalAlignment="Center"
Visibility="{Binding isActiveButton,
Converter={StaticResource boolToVisibilityConverter}}"
Tag="{Binding}" ToolTip="{Binding menuTooltip}" IsEnabled="{Binding isEnabled}" >
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