Csharp/C Sharp by API/System.Windows.Forms/MainMenu

MainMenu.MenuItems

<source lang="csharp">

using System; using System.Windows.Forms;

class FormChangeSize : Form {

 MainMenu MyMenu; 

 public FormChangeSize() { 
   Text = "Adding a Main Menu"; 
   MyMenu  = new MainMenu(); 

   MenuItem m1 = new MenuItem("File"); 
   MyMenu.MenuItems.Add(m1); 

   MenuItem m2 = new MenuItem("Tools"); 
   MyMenu.MenuItems.Add(m2); 

   MenuItem subm1 = new MenuItem("Open"); 
   m1.MenuItems.Add(subm1); 

   MenuItem subm2 = new MenuItem("Close"); 
   m1.MenuItems.Add(subm2); 

   MenuItem subm3 = new MenuItem("Exit"); 
   m1.MenuItems.Add(subm3); 

   MenuItem subm4 = new MenuItem("Coordinates"); 
   m2.MenuItems.Add(subm4); 

   MenuItem subm5 = new MenuItem("Change Size"); 
   m2.MenuItems.Add(subm5); 

   MenuItem subm6 = new MenuItem("Restore"); 
   m2.MenuItems.Add(subm6); 


   subm4.Click += MMCoordClick; 
   subm5.Click += MMChangeClick; 
   subm6.Click += MMRestoreClick; 

   Menu = MyMenu; 
 }   

 [STAThread] 
 public static void Main() { 
   FormChangeSize skel = new FormChangeSize(); 

   Application.Run(skel); 
 } 

 protected void MMCoordClick(object who, EventArgs e) { 
   Console.WriteLine("Top:"+Top); 
   Console.WriteLine("Left:"+Left); 
   Console.WriteLine("Bottom:"+Bottom); 
   Console.WriteLine("Right:"+Right); 
   
 } 

 protected void MMChangeClick(object who, EventArgs e) { 
   Width = Height = 200; 
 } 

 protected void MMRestoreClick(object who, EventArgs e) { 
   Width = Height = 300; 
 } 

}

 </source>

new MainMenu()

<source lang="csharp"> /* C#: The Complete Reference by Herbert Schildt Publisher: Osborne/McGraw-Hill (March 8, 2002) ISBN: 0072134852

• /

// Add a Main Menu.

using System; using System.Windows.Forms;

public class MenuForm : Form {

 MainMenu MyMenu; 

 public MenuForm() { 
   Text = "Adding a Main Menu"; 

   // Create a main menu object. 
   MyMenu  = new MainMenu(); 

   // Add top-level menu items to the menu. 
   MenuItem m1 = new MenuItem("File"); 
   MyMenu.MenuItems.Add(m1); 

   MenuItem m2 = new MenuItem("Tools"); 
   MyMenu.MenuItems.Add(m2); 

   // Create File submenu 
   MenuItem subm1 = new MenuItem("Open"); 
   m1.MenuItems.Add(subm1); 

   MenuItem subm2 = new MenuItem("Close"); 
   m1.MenuItems.Add(subm2); 

   MenuItem subm3 = new MenuItem("Exit"); 
   m1.MenuItems.Add(subm3); 

   // Create Tools submenu 
   MenuItem subm4 = new MenuItem("Coordinates"); 
   m2.MenuItems.Add(subm4); 

   MenuItem subm5 = new MenuItem("Change Size"); 
   m2.MenuItems.Add(subm5); 

   MenuItem subm6 = new MenuItem("Restore"); 
   m2.MenuItems.Add(subm6); 


   // Add event handlers for the menu items. 
   subm1.Click += new EventHandler(MMOpenClick); 
   subm2.Click += new EventHandler(MMCloseClick); 
   subm3.Click += new EventHandler(MMExitClick); 
   subm4.Click += new EventHandler(MMCoordClick); 
   subm5.Click += new EventHandler(MMChangeClick); 
   subm6.Click += new EventHandler(MMRestoreClick); 

   // Assign the menu to the form. 
   Menu = MyMenu; 
 }   

 [STAThread] 
 public static void Main() { 
   MenuForm skel = new MenuForm(); 

   Application.Run(skel); 
 } 

 // Handler for main menu Coordinates selection. 
 protected void MMCoordClick(object who, EventArgs e) { 
   // Create a string that contains the cooridinates. 
   string size = 
     String.Format("{0}: {1}, {2}\n{3}: {4}, {5} ", 
                   "Top, Left", Top, Left, 
                   "Bottom, Right", Bottom, Right); 

   // Display a message box. 
   MessageBox.Show(size, "Window Coordinates", 
                   MessageBoxButtons.OK); 
 } 

 // Handler for main menu Change selection. 
 protected void MMChangeClick(object who, EventArgs e) { 
   Width = Height = 200; 
 } 

 // Handler for main menu Restore selection. 
 protected void MMRestoreClick(object who, EventArgs e) { 
   Width = Height = 300; 
 } 

 // Handler for main menu Open selection. 
 protected void MMOpenClick(object who, EventArgs e) { 

   MessageBox.Show("Inactive", "Inactive", 
                   MessageBoxButtons.OK); 
 } 

 // Handler for main menu Open selection. 
 protected void MMCloseClick(object who, EventArgs e) { 

   MessageBox.Show("Inactive", "Inactive", 
                   MessageBoxButtons.OK); 
 } 

 // Handler for main menu Exit selection. 
 protected void MMExitClick(object who, EventArgs e) { 

   DialogResult result = MessageBox.Show("Stop Program?", 
                           "Terminate", 
                            MessageBoxButtons.YesNo); 

   if(result == DialogResult.Yes) Application.Exit(); 
 } 

}

 </source>