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Centering MessageBox, Common DialogBox or Form on applications

, 30 Mar 2005
Simple component to center any MessageBox, Form or CommonDialog on applications.
centerdialog_demo.zip
DialogBox.dll
TestApplication.exe
centerdialog_src.zip
CodeProject
DialogBox
DialogBox.csproj.user
TestApplication
App.ico
bin
Debug
DialogBox.dll
TestApplication.csproj.user
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

using CodeProject.Dialog;

namespace TestApplication
{
	/// <summary>
	/// Summary description for Form1.
	/// </summary>
	public class Form1 : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.Button button3;
		private System.Windows.Forms.Button button4;
		private System.Windows.Forms.Button button5;
		private System.Windows.Forms.Button button6;
		private System.Windows.Forms.Button button7;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		public Form1()
		{
			//
			// 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.button2 = new System.Windows.Forms.Button();
			this.button3 = new System.Windows.Forms.Button();
			this.button4 = new System.Windows.Forms.Button();
			this.button5 = new System.Windows.Forms.Button();
			this.button6 = new System.Windows.Forms.Button();
			this.button7 = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(16, 24);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(264, 23);
			this.button1.TabIndex = 0;
			this.button1.Text = "DlgBox (this Form)";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// button2
			// 
			this.button2.Location = new System.Drawing.Point(16, 96);
			this.button2.Name = "button2";
			this.button2.Size = new System.Drawing.Size(264, 23);
			this.button2.TabIndex = 1;
			this.button2.Text = "MsgBox (message, caption)";
			this.button2.Click += new System.EventHandler(this.button2_Click);
			// 
			// button3
			// 
			this.button3.Location = new System.Drawing.Point(16, 128);
			this.button3.Name = "button3";
			this.button3.Size = new System.Drawing.Size(264, 23);
			this.button3.TabIndex = 2;
			this.button3.Text = "AppBox (message)";
			this.button3.Click += new System.EventHandler(this.button3_Click);
			// 
			// button4
			// 
			this.button4.Location = new System.Drawing.Point(16, 168);
			this.button4.Name = "button4";
			this.button4.Size = new System.Drawing.Size(264, 23);
			this.button4.TabIndex = 3;
			this.button4.Text = "ErrBox (message)";
			this.button4.Click += new System.EventHandler(this.button4_Click);
			// 
			// button5
			// 
			this.button5.Location = new System.Drawing.Point(16, 200);
			this.button5.Name = "button5";
			this.button5.Size = new System.Drawing.Size(264, 23);
			this.button5.TabIndex = 4;
			this.button5.Text = "ErrBox (exception)";
			this.button5.Click += new System.EventHandler(this.button5_Click);
			// 
			// button6
			// 
			this.button6.Location = new System.Drawing.Point(16, 56);
			this.button6.Name = "button6";
			this.button6.Size = new System.Drawing.Size(264, 23);
			this.button6.TabIndex = 5;
			this.button6.Text = "DlgBox (OpenFileDialog)";
			this.button6.Click += new System.EventHandler(this.button6_Click);
			// 
			// button7
			// 
			this.button7.Location = new System.Drawing.Point(16, 240);
			this.button7.Name = "button7";
			this.button7.Size = new System.Drawing.Size(264, 23);
			this.button7.TabIndex = 6;
			this.button7.Text = "Rich AppBox";
			this.button7.Click += new System.EventHandler(this.button7_Click);
			// 
			// Form1
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.ClientSize = new System.Drawing.Size(292, 269);
			this.Controls.Add(this.button7);
			this.Controls.Add(this.button6);
			this.Controls.Add(this.button5);
			this.Controls.Add(this.button4);
			this.Controls.Add(this.button3);
			this.Controls.Add(this.button2);
			this.Controls.Add(this.button1);
			this.Name = "Form1";
			this.Text = "Form1";
			this.ResumeLayout(false);

		}
		#endregion

		/// <summary>
		/// The main entry point for the application.
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new Form1());
		}

		private void button1_Click(object sender, System.EventArgs e)
		{
			DlgBox.ShowDialog(new Form1());
		}

		private void button6_Click(object sender, System.EventArgs e)
		{
			DlgBox.ShowDialog(new OpenFileDialog());
		}

		private void button2_Click(object sender, System.EventArgs e)
		{
			MsgBox.Show("MessageBox MsgBox", "MsgBox caption");
		}

		private void button3_Click(object sender, System.EventArgs e)
		{
			AppBox.Show("Application AppBox");
		}

		private void button4_Click(object sender, System.EventArgs e)
		{
			ErrBox.Show("Error ErrBox");
		}

		private void button5_Click(object sender, System.EventArgs e)
		{
			try
			{
				try
				{
					throw new ApplicationException("This is the first exception");
				}
				catch (Exception ex)
				{
					throw new ApplicationException("This is the second exception", ex);
				}
			}
			catch (Exception ex)
			{
				ErrBox.Show(ex);
			}
		}

		private void button7_Click(object sender, System.EventArgs e)
		{
			AppBox.Show("Rich Application Box", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question, MessageBoxDefaultButton.Button2);
		}
	}
}

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About the Author

Jean-Claude Lanz
Web Developer
Switzerland Switzerland
No Biography provided

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Web04 | 2.8.1411028.1 | Last Updated 30 Mar 2005
Article Copyright 2005 by Jean-Claude Lanz
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