Method event

Modules/QtWidgets/src/QmitkRenderWindow.cpp:185–267

}

bool QmitkRenderWindow::event(QEvent* e)
{
  mitk::InteractionEvent::Pointer mitkEvent = nullptr;
  mitk::Point2D mousePosition;
  bool updateStatusBar = false;
  switch (e->type())
  {
    case QEvent::TouchBegin:
      // Starting with Qt 6, using the touchpad on a MacBook for example results in mouse move events with the
      // left mouse button pressed. Hence, hovering over the 3-d render window will already result in rotating the
      // scene. In theory, this can be prevented by either disabling the WA_AcceptTouchEvents attribute for this widget
      // or by globally disabling the AA_SynthesizeMouseForUnhandledTouchEvents attribute for the whole application.
      // Yet, here we are as a last resort, acknowledging touch events just to reject them.
      return false;

    case QEvent::TouchCancel:
      return true;

    case QEvent::MouseMove:
    {
      auto me = static_cast<QMouseEvent *>(e);
      mousePosition = this->GetMousePosition(me);
      mitkEvent = mitk::MouseMoveEvent::New(m_Renderer, mousePosition, GetButtonState(me), GetModifiers(me));
      updateStatusBar = true;
      break;
    }
    case QEvent::MouseButtonPress:
    {
      auto me = static_cast<QMouseEvent *>(e);
      mitkEvent = mitk::MousePressEvent::New( m_Renderer, GetMousePosition(me), GetButtonState(me), GetModifiers(me), GetEventButton(me));
      break;
    }
    case QEvent::MouseButtonRelease:
    {
      auto me = static_cast<QMouseEvent *>(e);
      mitkEvent = mitk::MouseReleaseEvent::New( m_Renderer, GetMousePosition(me), GetButtonState(me), GetModifiers(me), GetEventButton(me));
      break;
    }
    case QEvent::MouseButtonDblClick:
    {
      auto me = static_cast<QMouseEvent *>(e);
      mitkEvent = mitk::MouseDoubleClickEvent::New( m_Renderer, GetMousePosition(me), GetButtonState(me), GetModifiers(me), GetEventButton(me));
      break;
    }
    case QEvent::Wheel:
    {
      auto we = static_cast<QWheelEvent *>(e);
      mousePosition = this->GetMousePosition(we);
      mitkEvent = mitk::MouseWheelEvent::New(m_Renderer, mousePosition, GetButtonState(we), GetModifiers(we), GetDelta(we));
      updateStatusBar = true;
      break;
    }
    case QEvent::KeyPress:
    {
      auto ke = static_cast<QKeyEvent*>(e);
      mitkEvent = mitk::InteractionKeyEvent::New(m_Renderer, GetKeyLetter(ke), GetModifiers(ke));
      break;
    }