Set Label text in menu action : Menu « GUI Windows Forms « C# / CSharp Tutorial






Set Label text in menu action
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

public class LabelSetTextMenuAction : System.Windows.Forms.Form
{
    private System.Windows.Forms.MainMenu mainMenu1;
    private System.Windows.Forms.MenuItem menuItem1;
    private System.Windows.Forms.MenuItem menuItem2;
    private System.Windows.Forms.MenuItem menuItem3;
    private System.Windows.Forms.Label label1;
    private System.Windows.Forms.ContextMenu contextMenu1;
    private System.Windows.Forms.MenuItem menuItem4;
    private System.Windows.Forms.MenuItem menuItem5;

    private System.ComponentModel.Container components = null;

    public LabelSetTextMenuAction()
    {
        InitializeComponent();
    }
    protected override void Dispose( bool disposing )
    {
        if( disposing )
        {
            if (components != null) 
            {
                components.Dispose();
            }
        }
        base.Dispose( disposing );
    }

    #region Windows Form Designer generated code
    private void InitializeComponent()
    {
        this.mainMenu1 = new System.Windows.Forms.MainMenu();
        this.menuItem1 = new System.Windows.Forms.MenuItem();
        this.menuItem2 = new System.Windows.Forms.MenuItem();
        this.menuItem3 = new System.Windows.Forms.MenuItem();
        this.label1 = new System.Windows.Forms.Label();
        this.contextMenu1 = new System.Windows.Forms.ContextMenu();
        this.menuItem4 = new System.Windows.Forms.MenuItem();
        this.menuItem5 = new System.Windows.Forms.MenuItem();
        this.SuspendLayout();

        this.mainMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {this.menuItem1});

        this.menuItem1.Index = 0;
        this.menuItem1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                  this.menuItem2,
                                                                                  this.menuItem3});
        this.menuItem1.Text = "&Say";

        this.menuItem2.Index = 0;
        this.menuItem2.Shortcut = System.Windows.Forms.Shortcut.CtrlH;
        this.menuItem2.Text = "&Hello";
        this.menuItem2.Click += new System.EventHandler(this.menuItem2_Click);

        this.menuItem3.Index = 1;
        this.menuItem3.Shortcut = System.Windows.Forms.Shortcut.CtrlY;
        this.menuItem3.Text = "Goodb&ye";
        this.menuItem3.Click += new System.EventHandler(this.menuItem3_Click);

        this.label1.ContextMenu = this.contextMenu1;
        this.label1.Location = new System.Drawing.Point(96, 122);
        this.label1.Name = "label1";
        this.label1.TabIndex = 0;
        this.label1.Text = "";

        this.contextMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                     this.menuItem4,
                                                                                     this.menuItem5});

        this.menuItem4.Index = 0;
        this.menuItem4.Text = "Say hello";

        this.menuItem5.Index = 1;
        this.menuItem5.Text = "Say goodbye";

        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.label1});
        this.Menu = this.mainMenu1;
        this.Name = "LabelSetTextMenuAction";
        this.Text = "Menu Example";
        this.ResumeLayout(false);

    }
    #endregion

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

    private void menuItem2_Click(object sender, System.EventArgs e)
    {
        label1.Text = "Hello!";
    }

    private void menuItem3_Click(object sender, System.EventArgs e)
    {
        label1.Text = "Goodbye!";
    }
}








23.39.Menu
23.39.1.Add Menu to FormAdd Menu to Form
23.39.2.Create a Menu without using the IDECreate a Menu without using the IDE
23.39.3.Menu RightToLeftMenu RightToLeft
23.39.4.Add SubmenuAdd Submenu
23.39.5.Set Label text in menu actionSet Label text in menu action
23.39.6.Context Menu Demo
23.39.7.Context Menu Using Add
23.39.8.Add MenuStrip and ToolStripMenuItem to Form