本文整理汇总了C#中System.Windows.Shell.TaskbarItemInfo类的典型用法代码示例。如果您正苦于以下问题:C# TaskbarItemInfo类的具体用法?C# TaskbarItemInfo怎么用?C# TaskbarItemInfo使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。
TaskbarItemInfo类属于System.Windows.Shell命名空间,在下文中一共展示了TaskbarItemInfo类的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: MainWindow
// MainWindow.xaml.cs
using System.ComponentModel;
using System.Windows;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Shell;
namespace Shell_TaskbarItemSample
{
/// <summary>
/// Interaction logic for MainWindow.xaml
/// </summary>
public partial class MainWindow : Window
{
private BackgroundWorker _backgroundWorker = new BackgroundWorker();
public MainWindow()
{
InitializeComponent();
// Set up the BackgroundWorker.
this._backgroundWorker.WorkerReportsProgress = true;
this._backgroundWorker.WorkerSupportsCancellation = true;
this._backgroundWorker.DoWork += new DoWorkEventHandler(bw_DoWork);
this._backgroundWorker.ProgressChanged += new ProgressChangedEventHandler(bw_ProgressChanged);
this._backgroundWorker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(bw_RunWorkerCompleted);
}
private void StartCommand_CanExecute(object sender, CanExecuteRoutedEventArgs e)
{
e.CanExecute = true;
e.Handled = true;
}
private void StartCommand_Executed(object sender, ExecutedRoutedEventArgs e)
{
if (this._backgroundWorker.IsBusy == false)
{
this._backgroundWorker.RunWorkerAsync();
// When the task is started, change the ProgressState and Overlay
// of the taskbar item to indicate an active task.
this.taskBarItemInfo1.ProgressState = TaskbarItemProgressState.Normal;
this.taskBarItemInfo1.Overlay = (DrawingImage)this.FindResource("PlayImage");
}
e.Handled = true;
}
private void StopCommand_CanExecute(object sender, CanExecuteRoutedEventArgs e)
{
e.CanExecute = this._backgroundWorker.WorkerSupportsCancellation;
e.Handled = true;
}
private void StopCommand_Executed(object sender, ExecutedRoutedEventArgs e)
{
this._backgroundWorker.CancelAsync();
e.Handled = true;
}
void bw_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
// When the task ends, change the ProgressState and Overlay
// of the taskbar item to indicate a stopped task.
if (e.Cancelled == true)
{
// The task was stopped by the user. Show the progress indicator
// in the paused state.
this.taskBarItemInfo1.ProgressState = TaskbarItemProgressState.Paused;
}
else if (e.Error != null)
{
// The task ended with an error. Show the progress indicator
// in the error state.
this.taskBarItemInfo1.ProgressState = TaskbarItemProgressState.Error;
}
else
{
// The task completed normally. Remove the progress indicator.
this.taskBarItemInfo1.ProgressState = TaskbarItemProgressState.None;
}
// In all cases, show the 'Stopped' overlay.
this.taskBarItemInfo1.Overlay = (DrawingImage)this.FindResource("StopImage");
}
void bw_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
this.tbCount.Text = e.ProgressPercentage.ToString();
// Update the value of the task bar progress indicator.
this.taskBarItemInfo1.ProgressValue = (double)e.ProgressPercentage / 100;
}
void bw_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker _worker = sender as BackgroundWorker;
if (_worker != null)
{
for (int i = 1; i <= 100; i++)
{
if (_worker.CancellationPending == true)
{
e.Cancel = true;
break;
}
else
{
System.Threading.Thread.Sleep(25);
_worker.ReportProgress(i);
}
}
}
}
}
}