Mouse move : Mouse Event « Event « C# / C Sharp

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C# / C Sharp » Event » Mouse EventScreenshots 
Mouse move
Mouse move

/*
GDI+ Programming in C# and VB .NET
by Nick Symmonds

Publisher: Apress
ISBN: 159059035X
*/

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Runtime.InteropServices;

namespace moveme
{
  public class moveme : System.Windows.Forms.Form
  {
    private const int WM_NCLBUTTONDOWN = 0xA1;

    [DllImport("user32.dll")]
    internal extern static int ReleaseCapture();
    [DllImport("user32.dll")]
    internal extern static int SendMessageAIntPtr windowHandle, int wMsg, 
                                             int wPAram, int lParam );

    private System.ComponentModel.Container components = null;

    public moveme()
    {
      InitializeComponent();

      this.MouseMove += new MouseEventHandler(this.MyMouseMove);
    }

    protected override void Disposebool disposing )
    {
      ifdisposing )
      {
        if (components != null
        {
          components.Dispose();
        }
      }
      base.Disposedisposing );
    }

        #region Windows Form Designer generated code
        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
      // 
      // moveme
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(513);
      this.ClientSize = new System.Drawing.Size(292273);
      this.Name = "moveme";
      this.Text = "moveme";
      this.Load += new System.EventHandler(this.moveme_Load);

    }
        #endregion

    [STAThread]
    static void Main() 
    {
      Application.Run(new moveme());
    }

    private void moveme_Load(object sender, System.EventArgs e)
    {
    }

    private void MyMouseMove(object sender, MouseEventArgs e)
    {
      if (e.Button==MouseButtons.Left)
      {
        ReleaseCapture();
        SendMessageAthis.Handle, WM_NCLBUTTONDOWN, 20);
      }
    }
    }
}


           
       
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