private void Btn_FullScreen_Click(object sender, EventArgs e)//全屏
{
if (frm == null)
{
frm = new FullScreen();
}
frm.KeyDown += frm_KeyDown;
frm.Controls.Add(this.PB_Monitor);
frm.ShowDialog();
}
private void frm_KeyDown(object sender, KeyEventArgs e)
{
/*
* 设置按下ALT+F4无效
* 设置按下ESC退出全屏
*/
if (e.KeyCode == Keys.F4 && e.Modifiers == Keys.Alt)
{
e.Handled = true;
}
if (e.KeyCode == Keys.Escape)
{
frm.Controls.Clear();
this.Panel_Monitor.Controls.Add(this.PB_Monitor);
frm.Close();
frm = null;
}
}
