public void Stop()
{
if (this._isStarted)
{
GlobalHook.UnhookWindowsHookEx(this._handleToHook);
this._isStarted = false;
}
}
protected override int HookCallbackProcedure(int nCode, int wParam, IntPtr lParam)
{
if (nCode > -1 && (this.MouseDown != null || this.MouseUp != null || this.MouseMove != null))
{
GlobalHook.MouseLLHookStruct mouseLLHookStruct = (GlobalHook.MouseLLHookStruct)Marshal.PtrToStructure(lParam, typeof(GlobalHook.MouseLLHookStruct));
MouseButtons button = this.GetButton(wParam);
MouseHook.MouseEventType mouseEventType = this.GetEventType(wParam);
MouseEventArgs e = new MouseEventArgs(button, (mouseEventType == MouseHook.MouseEventType.DoubleClick) ? 2 : 1, mouseLLHookStruct.pt.x, mouseLLHookStruct.pt.y, (int)((mouseEventType == MouseHook.MouseEventType.MouseWheel) ? ((short)(mouseLLHookStruct.mouseData >> 16 & 65535)) : 0));
if (button == MouseButtons.Right && mouseLLHookStruct.flags != 0)
{
mouseEventType = MouseHook.MouseEventType.None;
}
switch (mouseEventType)
{
case MouseHook.MouseEventType.MouseDown:
if (this.MouseDown != null)
{
this.MouseDown(this, e);
}
break;
case MouseHook.MouseEventType.MouseUp:
if (this.Click != null)
{
this.Click(this, new EventArgs());
}
if (this.MouseUp != null)
{
this.MouseUp(this, e);
}
break;
case MouseHook.MouseEventType.DoubleClick:
if (this.DoubleClick != null)
{
this.DoubleClick(this, new EventArgs());
}
break;
case MouseHook.MouseEventType.MouseWheel:
if (this.MouseWheel != null)
{
this.MouseWheel(this, e);
}
break;
case MouseHook.MouseEventType.MouseMove:
if (this.MouseMove != null)
{
this.MouseMove(this, e);
}
break;
}
}
return(GlobalHook.CallNextHookEx(this._handleToHook, nCode, wParam, lParam));
}
public void Start()
{
if (!this._isStarted && this._hookType != 0)
{
this._hookCallback = new GlobalHook.HookProc(this.HookCallbackProcedure);
this._handleToHook = GlobalHook.SetWindowsHookEx(this._hookType, this._hookCallback, Marshal.GetHINSTANCE(Assembly.GetExecutingAssembly().GetModules()[0]), 0);
if (this._handleToHook != 0)
{
this._isStarted = true;
}
}
}
protected override int HookCallbackProcedure(int nCode, int wParam, IntPtr lParam)
{
bool flag = false;
if (nCode > -1 && (this.KeyDown != null || this.KeyUp != null || this.KeyPress != null))
{
GlobalHook.KeyboardHookStruct keyboardHookStruct = (GlobalHook.KeyboardHookStruct)Marshal.PtrToStructure(lParam, typeof(GlobalHook.KeyboardHookStruct));
bool flag2 = (GlobalHook.GetKeyState(162) & 128) != 0 || (GlobalHook.GetKeyState(3) & 128) != 0;
bool flag3 = (GlobalHook.GetKeyState(160) & 128) != 0 || (GlobalHook.GetKeyState(161) & 128) != 0;
bool flag4 = (GlobalHook.GetKeyState(164) & 128) != 0 || (GlobalHook.GetKeyState(165) & 128) != 0;
bool flag5 = GlobalHook.GetKeyState(20) != 0;
KeyEventArgs keyEventArgs = new KeyEventArgs((Keys)(keyboardHookStruct.vkCode | (flag2 ? 131072 : 0) | (flag3 ? 65536 : 0) | (flag4 ? 262144 : 0)));
switch (wParam)
{
case 256:
case 260:
if (this.KeyDown != null)
{
this.KeyDown(this, keyEventArgs);
flag = (flag || keyEventArgs.Handled);
}
break;
case 257:
case 261:
if (this.KeyUp != null)
{
this.KeyUp(this, keyEventArgs);
flag = (flag || keyEventArgs.Handled);
}
break;
}
if (wParam == 256 && !flag && !keyEventArgs.SuppressKeyPress && this.KeyPress != null)
{
byte[] array = new byte[256];
byte[] array2 = new byte[2];
GlobalHook.GetKeyboardState(array);
if (GlobalHook.ToAscii(keyboardHookStruct.vkCode, keyboardHookStruct.scanCode, array, array2, keyboardHookStruct.flags) == 1)
{
char c = (char)array2[0];
if ((flag5 ^ flag3) && char.IsLetter(c))
{
c = char.ToUpper(c);
}
KeyPressEventArgs e = new KeyPressEventArgs(c);
this.KeyPress(this, e);
flag = (flag || keyEventArgs.Handled);
}
}
}
int result;
if (flag)
{
result = 1;
}
else
{
result = GlobalHook.CallNextHookEx(this._handleToHook, nCode, wParam, lParam);
}
return(result);
}
