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public partial class SLW44ShowBusy : ChildWindow
{
public SLW44ShowBusy()
{
InitializeComponent();
this.Loaded += new RoutedEventHandler(SLW44ShowBusy_Loaded);
this.Closed += new EventHandler(SLW44ShowBusy_Closed);
}
void SLW44ShowBusy_Closed(object sender, EventArgs e)
{
SearchFinish();
}
void SLW44ShowBusy_Loaded(object sender, RoutedEventArgs e)
{
SearchBegin();
}
public void SearchBegin()
{
this.pingbi.Visibility = Visibility.Visible;//显示
busyIndicator1.IsBusy = true; //打开进度条
}
public void SearchFinish()
{
//关闭进度条
ThreadPool.QueueUserWorkItem((threadState) =>
{
Dispatcher.BeginInvoke(() =>
busyIndicator1.IsBusy = false
);
Dispatcher.BeginInvoke(() =>
this.pingbi.Visibility = Visibility.Collapsed
);
});
}
}
private static SLW44ShowBusy showBusyForm = null;
private static SLW44ShowBusy GetBusyForm()
{
if (showBusyForm == null)
{
showBusyForm=new SLW44ShowBusy();
}
return showBusyForm;
}
//显示等待窗口
public static void BeginWaiting()
{
GetBusyForm().Show();
}
public static void EndWaiting()
{
GetBusyForm().Close();
}