public void UnHook()
{
Win32Api.UnhookWindowsHookEx(hHook);
}
private int MouseHookProc(int nCode, IntPtr wParam, IntPtr lParam)
{
Win32Api.MouseHookStruct MyMouseHookStruct = (Win32Api.MouseHookStruct)Marshal.PtrToStructure(lParam, typeof(Win32Api.MouseHookStruct));
if (nCode < 0)
{
return(Win32Api.CallNextHookEx(hHook, nCode, wParam, lParam));
}
else
{
if (MouseClickEvent != null)
{
MouseButtons button = MouseButtons.None;
int clickCount = 0;
switch ((Int32)wParam)
{
case WM_LBUTTONDOWN:
button = MouseButtons.Left;
wasDown = true;
clickCount = 1;
if (MouseDownEvent != null)
{
MouseDownEvent(this, new MouseEventArgs(button, clickCount, point.X, point.Y, 0));
}
break;
case WM_RBUTTONDOWN:
button = MouseButtons.Right;
wasDown = true;
clickCount = 1;
if (MouseDownEvent != null)
{
MouseDownEvent(this, new MouseEventArgs(button, clickCount, point.X, point.Y, 0));
}
break;
case WM_MBUTTONDOWN:
button = MouseButtons.Middle;
wasDown = true;
clickCount = 1;
if (MouseDownEvent != null)
{
MouseDownEvent(this, new MouseEventArgs(button, clickCount, point.X, point.Y, 0));
}
break;
case WM_LBUTTONUP:
button = MouseButtons.Left;
clickCount = 1;
if (wasDown)
{
wasDown = false;
MouseClickEvent(this, new MouseEventArgs(button, clickCount, point.X, point.Y, 0));
}
if (MouseDownEvent != null)
{
MouseUpEvent(this, new MouseEventArgs(button, clickCount, point.X, point.Y, 0));
}
break;
case WM_RBUTTONUP:
button = MouseButtons.Right;
clickCount = 1;
if (wasDown)
{
wasDown = false;
MouseClickEvent(this, new MouseEventArgs(button, clickCount, point.X, point.Y, 0));
}
if (MouseDownEvent != null)
{
MouseUpEvent(this, new MouseEventArgs(button, clickCount, point.X, point.Y, 0));
}
break;
case WM_MBUTTONUP:
button = MouseButtons.Middle;
clickCount = 1;
if (wasDown)
{
wasDown = false;
MouseClickEvent(this, new MouseEventArgs(button, clickCount, point.X, point.Y, 0));
}
if (MouseDownEvent != null)
{
MouseUpEvent(this, new MouseEventArgs(button, clickCount, point.X, point.Y, 0));
}
break;
}
}
this.Point = new Point(MyMouseHookStruct.pt.x, MyMouseHookStruct.pt.y);
return(Win32Api.CallNextHookEx(hHook, nCode, wParam, lParam));
}
}
public int SetHook()
{
hProc = new Win32Api.HookProc(MouseHookProc);
hHook = Win32Api.SetWindowsHookEx(WH_MOUSE_LL, hProc, IntPtr.Zero, 0);
return(hHook);
}