2
我正在開發一個UWP應用程序。我想要一個帶有後退和前進按鈕的命令欄，以幫助用戶前後導航。但是，用戶界面並沒有發現我想要達到的目標。UWP CommandBar後退和前進按鈕不顯示
這就是我想實現： 
這是我的UI看起來像現在： 
的前進和後退顯示爲文本，而不是圖標，他們是在命令條的右側。
這裏是我的XAML代碼：
<CommandBar IsSticky="True"
IsOpen="True"
Name="WebViewCommandBar"
Background="{StaticResource CitiKioskBackgroundBrush}"
HorizontalAlignment="Stretch"
VerticalAlignment="Bottom">
<CommandBar.Transitions>
<TransitionCollection>
</TransitionCollection>
</CommandBar.Transitions>
<CommandBar.PrimaryCommands>
<AppBarToggleButton Label="Instagram"
IsCompact="True"
IsChecked="True"
Name="WebViewInstagramButton"
Click="WebViewInstagramButton_Click">
<AppBarToggleButton.Icon>
<PathIcon HorizontalAlignment="Center"
VerticalAlignment="Center"
Foreground="White"
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</AppBarToggleButton.Icon>
</AppBarToggleButton>
<AppBarToggleButton Label="Facebook"
IsCompact="True"
Foreground="White"
Name="WebViewFacebookButton"
Click="WebViewBackButton_Click">
<AppBarToggleButton.Icon>
<PathIcon HorizontalAlignment="Center"
VerticalAlignment="Center"
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</AppBarToggleButton.Icon>
</AppBarToggleButton>
<AppBarToggleButton Label="Twitter"
IsCompact="True"
Foreground="White"
Name="WebViewTwitterButton"
Click="WebViewTwitterButton_Click">
<AppBarToggleButton.Icon>
<PathIcon HorizontalAlignment="Center"
VerticalAlignment="Center"
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</AppBarToggleButton.Icon>
</AppBarToggleButton>
<AppBarToggleButton Label="YouTube"
IsCompact="True"
Foreground="White"
Name="WebViewYouTubeButton"
Click="WebViewYouTubeButton_Click">
<AppBarToggleButton.Icon>
<PathIcon HorizontalAlignment="Center"
VerticalAlignment="Center"
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</AppBarToggleButton.Icon>
</AppBarToggleButton>
<AppBarSeparator/>
<AppBarButton Icon="Refresh"
Label="Refresh"
IsCompact="True"
Name="WebViewRefreshButton"
Foreground="White"
Click="WebViewRefreshButton_Click"/>
<AppBarButton Icon="DockBottom"
Label="Hide"
IsCompact="True"
Foreground="White"
Name="WebViewHideNavigationButton"
Click="WebViewHideNavigationButton_Click"/>
</CommandBar.PrimaryCommands>
<CommandBar.SecondaryCommands>
<AppBarButton Icon="Back"
Label="Back"
IsCompact="True"
IsEnabled="{Binding CanGoBack,ElementName=webView}"
Name="WebViewBackButton"
Click="WebViewBackButton_Click" />
<AppBarButton Icon="Forward"
Label="Forward"
IsCompact="True"
IsEnabled="{Binding CanGoForward,ElementName=webView}"
Name="WebViewForwardButton"
Click="WebViewForwardButton_Click" />
</CommandBar.SecondaryCommands>
</CommandBar>
你期望的是在win8.1上的外觀。 Windows 10重新設計了SecondaryCommands的佈局。看到這[回答]（https://stackoverflow.com/questions/34342022/set-icon-on-secondarycommand-of-commandbar） – kennyzx