public int MyKeyboardProc(int nCode, int wParam, IntPtr lParam)
{
if (nCode >= 0)
{
KeyBoardHookStruct kbh = (KeyBoardHookStruct)Marshal.PtrToStructure(lParam, typeof(KeyBoardHookStruct));
if (kbh.vkCode == (int)Keys.LWin)
{
//MessageBox.Show("拦截了Win键");
return(1);
}
if (kbh.vkCode == (int)Keys.F4 && Control.ModifierKeys == Keys.Alt)
{
//MessageBox.Show("拦截了Alt+F4");
return(1);
}
if (kbh.vkCode == (int)Keys.Tab && Control.ModifierKeys == Keys.Alt)
{
//MessageBox.Show("拦截了Alt+Tab");
return(1);
}
if (kbh.vkCode == (int)Keys.Escape && Control.ModifierKeys == Keys.Control)
{
// MessageBox.Show("拦截了Ctrl+Esc");
return(1);
}
if (kbh.vkCode == (int)Keys.Tab && Control.ModifierKeys == (Keys.Alt | Keys.Control))
{
//拦截 Ctrl + Alt + Tab
return(1);
}
if (kbh.vkCode == (int)Keys.Delete && (int)Control.ModifierKeys == ((int)Keys.Alt | (int)Keys.Control))
{
// MessageBox.Show("捕捉到Ctrl+Alt+Delete");
return(1);
}
//屏蔽掉其他程序的快捷键
if (((int)Control.ModifierKeys & (int)Keys.Control) != 0)
{
//Console.WriteLine("control pressed");
return(0);
}
if (((int)Control.ModifierKeys & (int)Keys.Alt) != 0)
{
//Console.WriteLine("alt pressed");
return(0);
}
}
//return 0;
return(Win32API.CallNextHookEx(hook.hHook, nCode, wParam, lParam));
}
private int myKeyboardHookProc(int nCode, int wParam, IntPtr lParam)
{
KeyBoardHookStruct kbh = (KeyBoardHookStruct)Marshal.PtrToStructure(lParam, typeof(KeyBoardHookStruct));
if (kbh.vkCode == (int)(Keys.L) && Control.ModifierKeys == (Keys.Control | Keys.Alt))
{
lockScreen();
return(1);
}
//return 0;
return(Win32API.CallNextHookEx(hook.hHook, nCode, wParam, lParam));
}
/// <summary>
/// 屏蔽键盘
/// </summary>
/// <param name="nCode"></param>
/// <param name="wParam"></param>
/// <param name="lParam"></param>
/// <returns></returns>
public static int KeyBoardHookProc(int nCode, int wParam, IntPtr lParam)
{
if (nCode >= 0)
{
KeyBoardHookStruct kbh = (KeyBoardHookStruct)Marshal.PtrToStructure(lParam, typeof(KeyBoardHookStruct));
// 屏蔽左"f1-f12"
if ((kbh.vkCode == (int)Keys.F1) || (kbh.vkCode == (int)Keys.F2) ||
(kbh.vkCode == (int)Keys.F3) || (kbh.vkCode == (int)Keys.F4) ||
(kbh.vkCode == (int)Keys.F4) || (kbh.vkCode == (int)Keys.F5) ||
(kbh.vkCode == (int)Keys.F6) || (kbh.vkCode == (int)Keys.F7) ||
(kbh.vkCode == (int)Keys.F8) || (kbh.vkCode == (int)Keys.F9) ||
(kbh.vkCode == (int)Keys.F10) || (kbh.vkCode == (int)Keys.F11) || (kbh.vkCode == (int)Keys.F1))
{
return(1);
}
// 屏蔽左"Ctrl"、右"Ctrl"
if ((kbh.vkCode == (int)Keys.LControlKey) || (kbh.vkCode == (int)Keys.RControlKey))
{
return(1);
}
// 屏蔽左"alt"
if ((kbh.vkCode == (int)Keys.Alt))
{
return(1);
}
/* 屏蔽左"WIN"、右"Win"
* if ((kbh.vkCode == (int)Keys.LWin) || (kbh.vkCode == (int)Keys.RWin))
* {
* return 1;
* }*/
//屏蔽Ctrl+Esc
if (kbh.vkCode == (int)Keys.Escape && (int)Control.ModifierKeys == (int)Keys.Control)
{
return(1);
}
//屏蔽Alt+f4
if (kbh.vkCode == (int)Keys.F4 && (int)Control.ModifierKeys == (int)Keys.Alt)
{
return(1);
}
//屏蔽Alt+Esc
if (kbh.vkCode == (int)Keys.Escape && (int)Control.ModifierKeys == (int)Keys.Alt)
{
return(1);
}
//屏蔽Alt+Tab
if (kbh.vkCode == (int)Keys.Tab && (int)Control.ModifierKeys == (int)Keys.Alt)
{
return(1);
}
//截获Ctrl+Shift+Esc
if (kbh.vkCode == (int)Keys.Escape &&
(int)Control.ModifierKeys == (int)Keys.Control + (int)Keys.Shift)
{
return(1);
}
//截获Ctrl+Alt+Dle
if (kbh.vkCode == (int)Keys.Delete &&
(int)Control.ModifierKeys == (int)Keys.Control + (int)Keys.Alt)
{
return(1);
}
}
return(CallNextHookEx(hHook, nCode, wParam, lParam));
}
