コード例 #1
0
 public void RemoveHook()
 {
     try
     {
         if (m_iKeyBoardHook != 0)
         {
             bool bReturnKeyboard = true;
             bReturnKeyboard = GlobalHookHelpers.UnhookWindowsHookEx(m_iKeyBoardHook);
             m_iKeyBoardHook = 0;
         }
     }
     catch (Exception)
     {
     }
 }
コード例 #2
0
 public void InstallKeyBoardHook()
 {
     try
     {
         if (m_iKeyBoardHook == 0)
         {
             m_KeyboardHookProcedure = new HookProc(KeyboardHookProc);
             m_iKeyBoardHook         = GlobalHookHelpers.SetWindowsHookEx(GlobalHookHelpers.WH_KEYBOARD_LL,
                                                                          m_KeyboardHookProcedure,
                                                                          Marshal.GetHINSTANCE(
                                                                              Assembly.GetExecutingAssembly().GetModules()[0]), 0);
         }
     }
     catch (Exception)
     {
     }
 }
コード例 #3
0
        private int KeyboardHookProc(int nCode, Int32 wParam, IntPtr lParam)
        {
            if (nCode >= 0 && OnKeyDown != null && OnKeyUp != null)
            {
                GlobalHookHelpers.KeyboardHookStruct myKeyBoardStruct = (GlobalHookHelpers.KeyboardHookStruct)Marshal.PtrToStructure(lParam, typeof(GlobalHookHelpers.KeyboardHookStruct));
                if (OnKeyDown != null && (wParam == GlobalHookHelpers.WM_KEYDOWN ||
                                          wParam == GlobalHookHelpers.WM_SYSKEYDOWN))
                {
                    Keys         myKeyData      = (Keys)myKeyBoardStruct.vkCode;
                    KeyEventArgs myKeyEventArgs = new KeyEventArgs(myKeyData);
                    this.OnKeyDown(this, myKeyEventArgs);
                }

                if (OnKeyUp != null && (wParam == GlobalHookHelpers.WM_KEYUP ||
                                        wParam == GlobalHookHelpers.WM_SYSKEYUP))
                {
                    Keys         myKeyData      = (Keys)myKeyBoardStruct.vkCode;
                    KeyEventArgs myKeyEventArgs = new KeyEventArgs(myKeyData);
                    this.OnKeyUp(this, myKeyEventArgs);
                }
            }
            return(GlobalHookHelpers.CallNextHookEx(m_iKeyBoardHook, nCode, wParam, lParam));
        }