using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Controls;
using System.Windows;
using System.Windows.Media;
using System.Windows.Shapes;namespace 无xaml的WPF
{//首先继承System.Windows.Application对象class subMain : System.Windows.Application{//线程单元标记
        [STAThread]public static void Main(){System.Windows.Application app = new Application();MyWindow mw = new MyWindow();mw.Width = 500;mw.Height = 450;mw.BorderThickness = new Thickness(50, 5, 50, 5);app.Run(mw);}}public partial class MyWindow : Window//继承Window对象
    {//创建需要的元素
        Canvas canv;Ellipse e1;Button b1;Label lab1;Rectangle r1;Rectangle r2;public MyWindow(){canv = new Canvas();canv.Name = "C1";this.Content = canv;canv.Margin = new Thickness(0, 0, 0, 0);canv.Background = new SolidColorBrush(Colors.White);e1 = new Ellipse();e1.Fill = new SolidColorBrush(Colors.YellowGreen);e1.Stroke = new SolidColorBrush(Colors.Azure);e1.Width = 200;e1.Height = 200;e1.Margin = new Thickness(50, 100, 0, 0);canv.Children.Add(e1);r1 = new Rectangle();r1.Fill = new SolidColorBrush(Colors.Tomato);r1.Opacity = 0.5;r1.Stroke = new SolidColorBrush(Colors.Red);r1.Width = 200;r1.Height = 200;r1.SetValue(Canvas.LeftProperty, (double)150);r1.SetValue(Canvas.TopProperty, (double)100);canv.Children.Add(r1);b1 = new Button();b1.Width = 100;b1.Height = 20;b1.Content = "修改圆形位置";b1.SetValue(Canvas.LeftProperty, (double)r1.GetValue(Canvas.LeftProperty) + 50);b1.SetValue(Canvas.TopProperty, (double)r1.GetValue(Canvas.TopProperty) + 50);b1.Click += new RoutedEventHandler(b1_Click);canv.Children.Add(b1);Label lab0 = new Label();lab0.Margin = new Thickness(20, 20, 0, 0);lab0.Width = 400;lab0.Height = 40;lab0.FontSize = 24;lab0.Name = "lab0";lab0.Content = "无XAML动态编程演示";canv.Children.Add(lab0);lab1 = new Label();lab1.Margin = new Thickness(20, 50, 0, 0);lab1.Width = 400;lab1.Height = 40;lab1.FontSize = 24;lab1.Name = "lab1";lab1.Content = "Location:";canv.Children.Add(lab1);r2 = new Rectangle();r2.Width = 100;r2.Height = 50;r2.Fill = Brushes.YellowGreen;r2.Stroke = Brushes.RoyalBlue;r2.StrokeThickness = 4;canv.Children.Add(r2);e1.MouseMove += new System.Windows.Input.MouseEventHandler(el_MouseMove);}void b1_Click(object sender, RoutedEventArgs e){Point p = System.Windows.Input.Mouse.GetPosition(canv as System.Windows.IInputElement);e1.Margin = new Thickness(p.X, p.Y, 0, 0);}void el_MouseMove(object sender, System.Windows.Input.MouseEventArgs e){Ellipse a = e.Source as Ellipse;Point p = System.Windows.Input.Mouse.GetPosition(canv as System.Windows.IInputElement);lab1.Content = "Location:" + p.ToString();}}
}