Handle Mouse click event on an Image : Mouse Event « Event « C# / C Sharp

Handle Mouse click event on an Image

Handle Mouse click event on an Image
    using System;
  using System.Drawing;
  using System.Drawing.Drawing2D;
  using System.Collections;
  using System.ComponentModel;
  using System.Windows.Forms;
  using System.Data;

  public class Form1 : System.Windows.Forms.Form
    private Image bMapImageA = new Bitmap("winter.jpg");
    private Image bMapImageB = new Bitmap("winter.jpg");
    private Image bMapImageC = new Bitmap("winter.jpg");

    private Rectangle rectA = new Rectangle(10, 10, 90, 90);
    private Rectangle rectB = new Rectangle(10, 110, 90, 90);
    private Rectangle rectC = new Rectangle(10, 210, 90, 90);

    private bool isImageClicked = false;
    private int imageClicked;

    public Form1()
    private void InitializeComponent()
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(292, 273);
      this.Text = "Form1";
      this.MouseUp += new System.Windows.Forms.MouseEventHandler(this.Form1_MouseUp);
      this.Paint += new System.Windows.Forms.PaintEventHandler(this.Form1_Paint);


    static void Main() 
      Application.Run(new Form1());

    private void Form1_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
      Point mousePt = new Point(e.X, e.Y);

      if(rectA.Contains(mousePt)) {
        isImageClicked = true;
        imageClicked = 0;
        this.Text = "You clicked image A";
      } else if(rectB.Contains(mousePt)) {
        isImageClicked = true;
        imageClicked = 1;
        this.Text = "You clicked image B";
      } else if(rectC.Contains(mousePt)) {
        isImageClicked = true;
        imageClicked = 2;
        this.Text = "You clicked image C";
      } else {
        isImageClicked = false;
        this.Text = "Images";

    private void Form1_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
      Graphics g = e.Graphics;

      g.DrawImage(bMapImageA, rectA);
      g.DrawImage(bMapImageB, rectB);
      g.DrawImage(bMapImageC, rectC);

      if(isImageClicked == true) {
        Pen outline = new Pen(Color.Black, 2);
        switch(imageClicked) {
          case 0:
            g.DrawRectangle(outline, rectA);
          case 1:
            g.DrawRectangle(outline, rectB);
          case 2:
            g.DrawRectangle(outline, rectC);


Related examples in the same category

1.Which mouse button was clicked?
2.Mouse left click, right click, middle click, hoverMouse left click, right click, middle click, hover
3.Register Form Mouse Move, down and up actionRegister Form Mouse Move, down and up action
4.Block Mouse
5.Mouse Enter actionMouse Enter action
6.Mouse Exit actionMouse Exit action
7.Mouse click actionMouse click action
8.Mouse Hover actionMouse Hover action
9.Mouse Down actionMouse Down action
10.Mouse up actionMouse up action
11.Mouse Double Click eventMouse Double Click event
12.Catch Mouse Click event inside a strange shapeCatch Mouse Click event inside a strange shape
13.Mouse MovementMouse Movement
14.Mouse Buttons ClickMouse Buttons Click
15.Mouse moveMouse move
16.Full screen and KeyEvent and MouseEvent
17.Mouse HandlerMouse Handler
18.Hit TestingHit Testing