WPF实现进度条实时更新效果_实用技巧_

 using System; using System.Windows; using System.Windows.Controls.Primitives; using System.Windows.Threading; namespace ProgressBar { /// 
 /// MainWindow.xaml 的交互逻辑 /// 
 public partial class MainWindow : Window { public MainWindow() { InitializeComponent(); } private delegate void UpdateProgressBarDelegate(DependencyProperty dp, object value); private void Button_Click(object sender, RoutedEventArgs e) { UpdateProgressBarDelegate updateProgressBaDelegate = new UpdateProgressBarDelegate(progressBar.SetValue); for (int i = (int)progressBar.Minimum; i <= (int)progressBar.Maximum; i++) { Dispatcher.Invoke(updateProgressBaDelegate, DispatcherPriority.Background, new object[] { RangeBase.ValueProperty, Convert.ToDouble(i) }); } } } }