C++ (Cpp) GLWindow::OnMouseWheel示例

static gint scroll_event( GtkWidget *widget,
						  GdkEventScroll *event,
						  gpointer data ){
	GLWindow *wnd = (GLWindow*)data;
	wnd->OnMouseWheel( ( event->direction == GDK_SCROLL_UP ) ? true : false, (int)event->x, (int)event->y );
	return TRUE;
}

示例#2

显示文件

文件： glwindow.cpp 项目： AEonZR/GtkRadiant

static void button_press (GtkWidget *widget, GdkEventButton *event, gpointer data)
{
  GLWindow *wnd = (GLWindow*)data;
  guint32 flags = 0;

  gdk_pointer_grab (widget->window, FALSE,
                    (GdkEventMask)(GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK),
                    NULL, NULL, GDK_CURRENT_TIME);

  gtk_window_set_focus (GTK_WINDOW (g_pParentWnd->m_pWidget), widget);

  switch (event->button)
  {
  case 1: flags |= MK_LBUTTON; break;
  case 2: flags |= MK_MBUTTON; break;
  case 3: flags |= MK_RBUTTON; break;
#if !GTK_CHECK_VERSION (1,3,0)
  case 4: wnd->OnMouseWheel(true); break;
  case 5: wnd->OnMouseWheel(false); break;
#endif
  }

  if ((event->state & GDK_CONTROL_MASK) != 0)
    flags |= MK_CONTROL;

  if ((event->state & GDK_SHIFT_MASK) != 0)
    flags |= MK_SHIFT;

  if (event->type == GDK_BUTTON_PRESS)
  {
    switch (event->button)
    {
    case 1:
      wnd->OnLButtonDown (flags, (int)event->x, (int)event->y); break;
    case 2:
      wnd->OnMButtonDown (flags, (int)event->x, (int)event->y); break;
    case 3:
      wnd->OnRButtonDown (flags, (int)event->x, (int)event->y); break;
    }
  }
  else if (event->type == GDK_2BUTTON_PRESS)
  {
    // do nothing
  }
}