About DialogBox : Dialog « GUI Windows Forms « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. GUI Windows Forms
3. Dialog

using System;
using System.Drawing;
using System.Windows.Forms;
   

class AboutDialogBox: Form
{
     public static void Main()
     {
          AboutDialogBox dlg = new AboutDialogBox();
          dlg.ShowDialog();
     }    
     public AboutDialogBox()
     {
          Text = "About AboutBox";
   
          StartPosition   = FormStartPosition.CenterParent;
          FormBorderStyle = FormBorderStyle.FixedDialog;
          ControlBox      = false;
          MaximizeBox     = false;
          MinimizeBox     = false;
          ShowInTaskbar   = false;
   
          Label label1     = new Label();
          label1.Parent    = this;
          label1.Text      = " AboutBox Version 1.0 ";
          label1.Font      = new Font(FontFamily.GenericSerif, 24, 
                                      FontStyle.Italic);
          label1.AutoSize  = true;
          label1.TextAlign = ContentAlignment.MiddleCenter;
   
          Icon icon = new Icon(GetType(), "AboutBox.ico");
   
          PictureBox picbox = new PictureBox();
          picbox.Parent     = this;
          picbox.Image      = icon.ToBitmap();
          picbox.SizeMode   = PictureBoxSizeMode.AutoSize;
          picbox.Location   = new Point(label1.Font.Height / 2, 
                                        label1.Font.Height / 2);
   
          label1.Location  = new Point(picbox.Right,label1.Font.Height / 2);
   
          int iClientWidth = label1.Right;
   
          Label label2     = new Label();
          label2.Parent    = this;
          label2.Text      = "\x00A9 ";
          label2.Font      = new Font(FontFamily.GenericSerif, 16);
          label2.Location  = new Point(0, label1.Bottom + 
                                          label2.Font.Height);
          label2.Size      = new Size(iClientWidth, label2.Font.Height);
          label2.TextAlign = ContentAlignment.MiddleCenter;
   
          Button button   = new Button();
          button.Parent   = this;
          button.Text     = "OK";
          button.Size     = new Size(4 * button.Font.Height, 
                                     2 * button.Font.Height);
          button.Location = new Point((iClientWidth - button.Size.Width) / 2,
                                   label2.Bottom + 2 * button.Font.Height);
   
          button.DialogResult = DialogResult.OK;
   
          CancelButton = button;
          AcceptButton = button;
   
          ClientSize = new Size(iClientWidth, 
                                button.Bottom + 2 * button.Font.Height);
     }
}

23.52.Dialog
	23.52.1.	Call ShowDialog on Form object
	23.52.2.	About DialogBox
	23.52.3.	Define your own dialog box
	23.52.4.	Dialog Apply Event Illustration
	23.52.5.	Define Apply Button action method in dialog class
	23.52.6.	Set DialogResult in your own dialog class
	23.52.7.	Create a custom dialog with radio button group
	23.52.8.	Dialog with two buttons