48 lines
1.3 KiB
C#
48 lines
1.3 KiB
C#
|
Using a DispatcherTimer
|
||
|
|
|
||
|
|
<Window x:Class="DispatcherExamples2.MyWindow"
|
||
|
|
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
|
||
|
|
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
|
||
|
|
Title="DispatcherTimer" Height="360" Width="360">
|
||
|
|
<Grid>
|
||
|
|
|
||
|
|
</Grid>
|
||
|
|
</Window>
|
||
|
|
//File:Window.xaml.cs
|
||
|
|
using System;
|
||
|
|
using System.Collections.Generic;
|
||
|
|
using System.Text;
|
||
|
|
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.Shapes;
|
||
|
|
using System.Windows.Threading;
|
||
|
|
|
||
|
|
namespace DispatcherExamples2
|
||
|
|
{
|
||
|
|
partial class MyWindow : Window
|
||
|
|
{
|
||
|
|
DispatcherTimer dt = new DispatcherTimer();
|
||
|
|
public MyWindow()
|
||
|
|
{
|
||
|
|
InitializeComponent();
|
||
|
|
dt.Tick += dt_Tick;
|
||
|
|
dt.Interval = TimeSpan.FromSeconds(2);
|
||
|
|
dt.Start();
|
||
|
|
}
|
||
|
|
void dt_Tick(object sender, EventArgs e)
|
||
|
|
{
|
||
|
|
Random rnd = new Random();
|
||
|
|
byte[] vals = new byte[3];
|
||
|
|
rnd.NextBytes(vals);
|
||
|
|
Color c = Color.FromRgb(vals[0], vals[1], vals[2]);
|
||
|
|
this.Background = new SolidColorBrush(c);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|