In this example, we’ll make the traffic lights switch the color using Timer (both car and pedestrian traffic lights).
Step 1:
Form Design:
Step 2:
Step 3:
Source Code:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace traffic_lights { public partial class Form1 : Form { public Form1() { InitializeComponent(); } private void Form1_Load(object sender, EventArgs e) { timer1.Interval = 1000; //1 sec } int counter = 0; private void timer1_Tick(object sender, EventArgs e) { counter++; if(counter<10) { pictureBox1.ImageLocation = "D:\\images\\green.png"; pictureBox2.ImageLocation = "D:\\images\\walker-red.png"; } else if(counter<13) { pictureBox1.ImageLocation = "D:\\images\\yellow.png"; pictureBox2.ImageLocation = "D:\\images\\walker-red.png"; } else if(counter<20) { pictureBox1.ImageLocation = "D:\\images\\red.png"; pictureBox2.ImageLocation = "D:\\images\\walker-green.png"; } if(counter==20) { counter = 0; } } private void button1_Click(object sender, EventArgs e) { timer1.Start(); } } } |
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