using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace WindowsFormsApplication1
{
public partial class Form1 : Form
{
bool sel = false;
public Form1()
{
InitializeComponent();
}
private void pictureBox1_Click(object sender, EventArgs e)
{
if (sel == true)
{
pictureBox1.BorderStyle = BorderStyle.None;
sel = false;
}
else
{
pictureBox1.BorderStyle = BorderStyle.FixedSingle;
sel = true;
}
}
private void Form1_KeyDown(object sender, KeyEventArgs e)
{
if (sel)
{
pictureBox1.Visible = false;
}
}
}
}