protected override void WndProc(ref Message m)
{
//if (m.Msg == WM_CLOSE) //禁止alt+f4和点击X关闭窗口
//{
// return;
//}
if (m.Msg == 0x00A1 && m.WParam.ToInt32() == 2) //禁止窗体移动
{
return;
}
base.WndProc(ref m);
switch (m.Msg)
{
case WM_HOTKEY: //窗口消息-热键ID
switch (m.WParam.ToInt32())
{
case Space: //热键
Console.WriteLine("全局监听");
break;
case Space2: //热键
Console.WriteLine("全局监听最小化");
break;
case Space3:
Console.WriteLine("回来吧");
this.Show();
break;
case Space4:
Console.WriteLine("关闭吧");
FormClosing -= Form1_FormClosing; //将监听事件去除，然后关闭
this.Close();
break;
default:
break;
}
break;
case WM_CREATE: //窗口消息-创建
AppHotKey.RegKey(Handle, Space, AppHotKey.KeyModifiers.None, Keys.Enter);
AppHotKey.RegKey(Handle, Space2, AppHotKey.KeyModifiers.Alt, Keys.F4);
AppHotKey.RegKey(Handle, Space3, AppHotKey.KeyModifiers.Alt | AppHotKey.KeyModifiers.Ctrl | AppHotKey.KeyModifiers.Shift, Keys.H);
AppHotKey.RegKey(Handle, Space4, AppHotKey.KeyModifiers.Alt | AppHotKey.KeyModifiers.Ctrl, Keys.S);
break;
case WM_DESTROY: //窗口消息-销毁
AppHotKey.UnRegKey(Handle, Space); //销毁热键
AppHotKey.UnRegKey(Handle, Space2); //销毁热键
AppHotKey.UnRegKey(Handle, Space3);
break;
default:
break;
}
}
/// <summary>
/// 登陆管理员账号并解锁
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void unlockBtn_Click(object sender, EventArgs e) //解锁，启用回车键
{
if (isWaitShut) //如果已经输入错误超过6次，则处于等待关机状态，直接返回
{
return;
}
if (this.adminNameBox.Text.Equals("") || this.passwdBox.Equals("")) //如果密码和用户名为空，则提示
{
this.nameNotNullLabel.Visible = true;
this.passwdNotNullLabel.Visible = true;
ThreadPool.QueueUserWorkItem(new WaitCallback(visibleTime =>
{
DateTime startTime = DateTime.Now;
while ((DateTime.Now - startTime).TotalSeconds < (int)visibleTime)
{
}
Action updateLabel = () =>
{
this.nameNotNullLabel.Visible = false;
this.passwdNotNullLabel.Visible = false;
};
this.Invoke(updateLabel);
}), 5);
return;
}
Console.WriteLine("name=" + this.adminNameBox.Text + "pass="******"admin") && this.passwdBox.Text.Equals("123456"))
{
isLock = false;
AppHotKey.UnRegKey(Handle, Space);
this.Hide();
}
else
{
if (restTime == 0) //剩余次数为0时，等待关机
{
restTime = 6;
isWaitShut = true;
ThreadPool.QueueUserWorkItem(new WaitCallback(shutdownTime =>
{
DateTime nowTime = DateTime.Now;
while ((DateTime.Now - nowTime).TotalSeconds < (int)shutdownTime)
{
Action updateShutTipLabel = () =>
{
this.restTimeLabel.Text = "密码输入错误超过5次，距离关机还剩" + (30 - (int)(DateTime.Now - nowTime).TotalSeconds) + "秒";
};
this.restTimeLabel.Invoke(updateShutTipLabel);
if (!isWaitShut) //如果点击取消关机，则进入取消关机方法
{
updateShutTipLabel = () =>
{
this.restTimeLabel.Text = "关机已停止";
};
this.Invoke(updateShutTipLabel);
Thread.Sleep(5000);
updateShutTipLabel = () =>
{
this.restTimeLabel.Visible = false;
};
this.Invoke(updateShutTipLabel);
return;
}
Thread.Sleep(1000);
}
Process.Start("shutdown.exe", "-s -f");
}), shutTime);
return;
}
//int len = this.restTimeLabel.Text.Length; //获取剩余输入次数label的长度
//this.restTimeLabel.Text=this.restTimeLabel.Text.Remove(len - 2,1).Insert(len-2,restTime.ToString()); //修改剩余次数的数字
this.restTimeLabel.Text = "用户名或密码错误，剩余" + restTime.ToString() + "次";
if (!this.restTimeLabel.Visible) //最开始剩余次数的label是不可见的，这时设置为可见
{
this.restTimeLabel.Visible = true;
}
return;
}
}