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Irregularly Shaped Forms Demo

/* User Interfaces in C#: Windows Forms and Custom Controls by Matthew MacDonald Publisher: Apress ISBN: 1590590457 */ using System; using System.Drawing; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.Drawing.Drawing2D; namespace IrregularlyShapedForms {     /// <summary>     /// Summary description for IrregularlyShapedForms2.     /// </summary>     public class IrregularlyShapedForms2 : System.Windows.Forms.Form     {         internal System.Windows.Forms.Button Button1;         /// <summary>         /// Required designer variable.         /// </summary>         private System.ComponentModel.Container components = null;         public IrregularlyShapedForms2()         {             //             // Required for Windows Form Designer support             //             InitializeComponent();             //             // TODO: Add any constructor code after InitializeComponent call             //         }         /// <summary>         /// Clean up any resources being used.         /// </summary>         protected override void Dispose( bool disposing )         {             if( disposing )             {                 if(components != null)                 {                     components.Dispose();                 }             }             base.Dispose( disposing );         }         #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()         {             this.Button1 = new System.Windows.Forms.Button();             this.SuspendLayout();             //              // Button1             //              this.Button1.Location = new System.Drawing.Point(20, 24);             this.Button1.Name = "Button1";             this.Button1.Size = new System.Drawing.Size(136, 36);             this.Button1.TabIndex = 1;             this.Button1.Text = "Button1";             //              // IrregularlyShapedForms2             //              this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);             this.ClientSize = new System.Drawing.Size(292, 266);             this.Controls.AddRange(new System.Windows.Forms.Control[] {                                                                           this.Button1});             this.Name = "IrregularlyShapedForms2";             this.Text = "Shaped Form";             this.Load += new System.EventHandler(this.IrregularlyShapedForms2_Load);             this.ResumeLayout(false);         }         #endregion         [STAThread]         static void Main()          {             Application.Run(new IrregularlyShapedForms2());         }         private void IrregularlyShapedForms2_Load(object sender, System.EventArgs e)         {             GraphicsPath path = new GraphicsPath();             path.AddEllipse(0, 0, this.Width / 2, this.Height / 2);             path.AddRectangle(new Rectangle(this.Width / 2, this.Top / 2, this.Width / 2, this.Top / 2));             path.AddEllipse(this.Width / 2, this.Height / 2, this.Width / 2, this.Height / 2);             this.Region = new Region(path);         }     } }