[英]Changing the Visibility of PanoramaItem using C# in Windows Phone 8
我正在使用C#启用PanoramaItem的可见性。 默认情况下,PanoramaItem设置为Collapsed。 见下文:
<phone:PanoramaItem Header="select" Visibility="Collapsed" x:Name="SelectGroup">
<TextBlock Text="HI" Margin="30" FontSize="36"></TextBlock>
</phone:PanoramaItem>
现在有一个TextBlock,我创建了一个Tap事件:
<TextBlock x:Name="SeachBloodGroup" Text="A+" FontSize="30" Tap="BloodGroup_Tap"></TextBlock>
码:
private void BloodGroup_Tap(object sender, System.Windows.Input.GestureEventArgs e)
{
SelectGroup.Visibility = SelectGroup.Visibility == Visibility.Collapsed ? Visibility.Visible : Visibility.Collapsed;
}
但是没有显示PanoramaItem。
尝试这个:
private void BloodGroup_Tap(object sender, System.Windows.Input.GestureEventArgs e)
{
if (SelectGroup.Visibility == System.Windows.Visibility.Collapsed)
SelectGroup.Visibility = System.Windows.Visibility.Visible;
else
SelectGroup.Visibility = System.Windows.Visibility.Collapsed;
}
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