ProgressIndicator.IsVisible Property
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Gets or sets the visibility of the progress indicator on the system tray on the current application page.
Namespace: Microsoft.Phone.Shell
Assembly: Microsoft.Phone (in Microsoft.Phone.dll)
XMLNS for XAML: Not mapped to an xmlns.
Syntax
Public Property IsVisible As Boolean
public bool IsVisible { get; set; }
<object IsVisible="bool" .../>
Property Value
Type: System..::.Boolean
true if the progress indicator is visible; otherwise, false.
Remarks
The system tray is also referred to as the status bar.
Examples
The following code example shows how to use the ProgressIndicator class.
using Microsoft.Phone.Shell;
namespace SystemTrayTest
{
public partial class MainPage : PhoneApplicationPage
{
ProgressIndicator prog;
public MainPage()
{
InitializeComponent();
SystemTray.SetIsVisible(this, true);
SystemTray.SetOpacity(this, 0);
prog = new ProgressIndicator();
prog.IsVisible = true;
prog.IsIndeterminate = true;
SystemTray.SetProgressIndicator(this, prog);
}
}
}
Imports Microsoft.Phone.Shell
Partial Public Class MainPage
Inherits PhoneApplicationPage
Dim prog As ProgressIndicator
Public Sub New()
InitializeComponent()
SystemTray.SetIsVisible(Me, true)
SystemTray.SetOpacity(Me, 0)
prog = new ProgressIndicator()
prog.IsVisible = true
prog.IsIndeterminate = true
SystemTray.SetProgressIndicator(Me, prog)
End Sub
End Class
Version Information
Windows Phone OS
Supported in: 8.1, 8.0, 7.1
Platforms
Windows Phone
See Also
Reference
Microsoft.Phone.Shell Namespace