WPF Progrss bar stringformat {} {0}% IsDetermined
//xaml <Window x:Class="WpfApp425.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:local="clr-namespace:WpfApp425" mc:Ignorable="d" WindowState="Maximized" Title="MainWindow" Height="450" Width="800"> <Grid> <ProgressBar Maximum="100" Minimum="0" x:Name="progressBar" Height="50" IsIndeterminate="True" HorizontalAlignment="Stretch" VerticalAlignment="Center"/> <TextBlock Text="{Binding Path=Value,StringFormat={}{0}%,ElementName=progressBar}" HorizontalAlignment="Center" VerticalAlignment="Center" FontSize="30"/> </Grid> </Window> //.xaml.cs using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows; using System.Windows.Controls; using System.Windows.Data; using System.Windows.Documents; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Imaging; using System.Windows.Navigation; using System.Windows.Shapes; namespace WpfApp425 { /// <summary> /// Interaction logic for MainWindow.xaml /// </summary> public partial class MainWindow : Window { public MainWindow() { InitializeComponent(); System.Timers.Timer tmr = new System.Timers.Timer(); tmr.Elapsed += Tmr_Elapsed; tmr.Interval = 100; tmr.Start(); } private void Tmr_Elapsed(object sender, System.Timers.ElapsedEventArgs e) { Dispatcher.BeginInvoke(new Action(() => { progressBar.Value++; if (progressBar.Value == 100) { progressBar.IsIndeterminate = false; } })); } } }
分类:
wpf
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2019-09-30 C# QRBarCode