private IntPtr MyHookProc(int code, IntPtr wparam, ref KeyboardMsg lParam)
{
if (lParam.vkCode == (int)Keys.LWin || lParam.vkCode == (int)Keys.RWin)
{
return((IntPtr)1);
}
if ((int)System.Windows.Forms.Control.ModifierKeys == (int)Keys.LWin || (int)System.Windows.Forms.Control.ModifierKeys == (int)Keys.RWin)
{
return((IntPtr)1);
}
if (lParam.vkCode == (int)Keys.F4 && (int)System.Windows.Forms.Control.ModifierKeys == (int)Keys.Alt)
{
return((IntPtr)1);
}
return(CallNextHookEx(_nextHookPtr, code, wparam, ref lParam));
}
private IntPtr MyHookProc(int code, IntPtr wparam, ref KeyboardMsg lParam)
{
if (code >= 0 && (wparam == (IntPtr)WM_KEYDOWN || wparam == (IntPtr)WM_SYSKEYDOWN))
{
//返回一个伪值以截取键击。
int num = 0;
if (int.TryParse(Convert.ToChar(lParam.vkCode).ToString(), out num))
{
BarCode += num.ToString();
}
else
{
return((IntPtr)1);
}
}
return(CallNextHookEx(_nextHookPtr, code, wparam, ref lParam));
}
private extern static IntPtr CallNextHookEx(IntPtr handle, int code, IntPtr wparam, ref KeyboardMsg lParam); //取得下一个Hook的API
