代码
private IntPtr pKeyboardHook = IntPtr.Zero;//键盘钩子句柄
public delegate int HookProc(int nCode, Int32 wParam, IntPtr lParam);// 钩子委托声明
//键盘钩子委托实例不能省略变量
private HookProc KeyboardHookProcedure;
//底层键盘钩子
public const int idHook = 13;
//安装钩子
[DllImport("user32.dll", CallingConvention = CallingConvention.StdCall)]
public static extern IntPtr SetWindowsHookEx(int idHook, HookProc lpfn,
IntPtr pInstance, int threadId);
//卸载钩子
[DllImport("user32.dll", CallingConvention = CallingConvention.StdCall)]
public static extern bool UnhookWindowsHookEx(IntPtr pHookHandle);
//键盘钩子处理函数
private int KeyboardHookProc(int nCode, Int32 wParam, IntPtr lParam)
{
KeyMSG m = (KeyMSG)Marshal.PtrToStructure(lParam, typeof(KeyMSG));
if (pKeyboardHook != IntPtr.Zero)
{
switch (((Keys)m.vkCode))
{
case Keys.LWin:
case Keys.RWin:
case Keys.Delete:
case Keys.Alt:
case Keys.Escape:
case Keys.F4:
case Keys.Control:
case Keys.Tab:
return 1;
}
}
return 0;
}
//安装钩子
public bool InsertHook()
{
IntPtr pIn = (IntPtr)4194304;
if (this.pKeyboardHook == IntPtr.Zero)
{
this.KeyboardHookProcedure = new HookProc(KeyboardHookProc);
this.pKeyboardHook = SetWindowsHookEx(idHook, KeyboardHookProcedure, pIn, 0);
if (this.pKeyboardHook == IntPtr.Zero)
{
this.UnInsertHook();
return false;
}
}
return true;
}
//卸载钩子
public bool UnInsertHook()
{
bool result = true;
if (this.pKeyboardHook != IntPtr.Zero)
{
result = (UnhookWindowsHookEx(this.pKeyboardHook) && result);
this.pKeyboardHook = IntPtr.Zero;
}
return result;
}
[StructLayout(LayoutKind.Sequential)]
public struct KeyMSG
{
public int vkCode;
public int scanCode;
public int flags;
public int time;
public int dwExtraInfo;
}
private void checkBox1_CheckedChanged(object sender, EventArgs e)
{
if (checkBox1.Checked)
{
InsertHook();
}
else
{
UnInsertHook();
}
}
}
}运行成功,但却控制不住功能键呀,比如,我按Ctrl+f4,ALT+TAB,还是有反应,求高人指点
private IntPtr pKeyboardHook = IntPtr.Zero;//键盘钩子句柄
public delegate int HookProc(int nCode, Int32 wParam, IntPtr lParam);// 钩子委托声明
//键盘钩子委托实例不能省略变量
private HookProc KeyboardHookProcedure;
//底层键盘钩子
public const int idHook = 13;
//安装钩子
[DllImport("user32.dll", CallingConvention = CallingConvention.StdCall)]
public static extern IntPtr SetWindowsHookEx(int idHook, HookProc lpfn,
IntPtr pInstance, int threadId);
//卸载钩子
[DllImport("user32.dll", CallingConvention = CallingConvention.StdCall)]
public static extern bool UnhookWindowsHookEx(IntPtr pHookHandle);
//键盘钩子处理函数
private int KeyboardHookProc(int nCode, Int32 wParam, IntPtr lParam)
{
KeyMSG m = (KeyMSG)Marshal.PtrToStructure(lParam, typeof(KeyMSG));
if (pKeyboardHook != IntPtr.Zero)
{
switch (((Keys)m.vkCode))
{
case Keys.LWin:
case Keys.RWin:
case Keys.Delete:
case Keys.Alt:
case Keys.Escape:
case Keys.F4:
case Keys.Control:
case Keys.Tab:
return 1;
}
}
return 0;
}
//安装钩子
public bool InsertHook()
{
IntPtr pIn = (IntPtr)4194304;
if (this.pKeyboardHook == IntPtr.Zero)
{
this.KeyboardHookProcedure = new HookProc(KeyboardHookProc);
this.pKeyboardHook = SetWindowsHookEx(idHook, KeyboardHookProcedure, pIn, 0);
if (this.pKeyboardHook == IntPtr.Zero)
{
this.UnInsertHook();
return false;
}
}
return true;
}
//卸载钩子
public bool UnInsertHook()
{
bool result = true;
if (this.pKeyboardHook != IntPtr.Zero)
{
result = (UnhookWindowsHookEx(this.pKeyboardHook) && result);
this.pKeyboardHook = IntPtr.Zero;
}
return result;
}
[StructLayout(LayoutKind.Sequential)]
public struct KeyMSG
{
public int vkCode;
public int scanCode;
public int flags;
public int time;
public int dwExtraInfo;
}
private void checkBox1_CheckedChanged(object sender, EventArgs e)
{
if (checkBox1.Checked)
{
InsertHook();
}
else
{
UnInsertHook();
}
}
}
}运行成功,但却控制不住功能键呀,比如,我按Ctrl+f4,ALT+TAB,还是有反应,求高人指点
Send, {vkFFsc163 down}
Loop
{
Sleep, 10
GetKeyState, state, LCtrl, P
if state = U ; The key has been released, so break out of the loop.
break
}
Send, {vkFFsc163 up}
return