internal void PostPoll()
{
for (int i = _pressedButtons.Count - 1; i >= 0; i--)
{
var button = _pressedButtons[i];
var state = _buttonStates[button];
var args = new MouseButtonEventArgs(button, state, Position);
_buttonStates[button] = state;
var delegates = OnMouseButton?.GetInvocationList();
if (delegates == null)
{
return;
}
foreach (var d in delegates)
{
var e = (MouseButtonEvent)d;
if (e.Invoke(this, args))
{
return;
}
}
}
}
public int MouseHook(int nCode, IntPtr wParam, IntPtr lParam)
{
if (nCode >= 0)
{
// Debug.Print("MouseHook called");
unchecked
{
int wParami = wParam.ToInt32();
//Marshal the data from the callback.
var mouseData = (HookNativeDefinitions.MouseHookStruct)Marshal.PtrToStructure(lParam, typeof(HookNativeDefinitions.MouseHookStruct));
var mouseButton = WM.GetMouseButton(wParam);
int wheelDelta = 0;
if (mouseButton == MouseButton.None && wParami == WM.MOUSEWHEEL)
{
wheelDelta = WM.GetWheelDDelta(mouseData.mouseData);
}
if (wParami == WM.MOUSEMOVE)
{
if (OnMouseMove != null)
{
OnMouseMove(mouseData.pt.x, mouseData.pt.y);
}
else
{
// mouse move is disabled ignore event
}
}
else if (wParami == WM.MOUSEWHEEL && OnMouseWheel != null)
{
OnMouseWheel?.Invoke(wheelDelta, mouseData.pt.x, mouseData.pt.y);
}
else if (OnMouseButton != null)
{
OnMouseButton?.Invoke(mouseButton, mouseData.pt.x, mouseData.pt.y);
}
}
}
return(HookNativeDefinitions.CallNextHookEx(MouseHookHandle, nCode, wParam, lParam));
}
private void OnWindowMouseButton(WindowHandle *window, MouseButton button, InputAction action, KeyModifiers mods) => OnMouseButton?.Invoke(button, action, mods);
