Exemple #1
0
void UIWidget::mouse_down_func()
{
   if (disabled) return;

   // call this function on the children first
   for (auto &child : ElementID::recast_collection<UIWidget>(get_children()))
      child->mouse_down_func();

   // now do the execution of the function
   if (mouse_over)
   {
      mouse_down_on_over = true;
      on_mouse_down();
      focused = true;
      on_focus();
   }
   else
   {
      if (focused)
      {
         focused = false;
         on_blur();
      }
   }
}
Exemple #2
0
bool
TopWindow::on_event(const SDL_Event &event)
{
  switch (event.type) {
    Window *w;

  case SDL_VIDEOEXPOSE:
    invalidated_lock.Lock();
    invalidated = false;
    invalidated_lock.Unlock();

    expose();
    return true;

  case SDL_KEYDOWN:
    w = get_focused_window();
    if (w == NULL)
      w = this;

    return w->on_key_down(event.key.keysym.sym);

  case SDL_KEYUP:
    w = get_focused_window();
    if (w == NULL)
      w = this;

    return w->on_key_up(event.key.keysym.sym);

  case SDL_MOUSEMOTION:
    // XXX keys
    return on_mouse_move(event.motion.x, event.motion.y, 0);

  case SDL_MOUSEBUTTONDOWN:
    if (event.button.button == SDL_BUTTON_WHEELUP)
      return on_mouse_wheel(event.button.x, event.button.y, 1);
    else if (event.button.button == SDL_BUTTON_WHEELDOWN)
      return on_mouse_wheel(event.button.x, event.button.y, -1);

    static PeriodClock double_click;
    return double_click.check_always_update(300)
      ? on_mouse_down(event.button.x, event.button.y)
      : on_mouse_double(event.button.x, event.button.y);

  case SDL_MOUSEBUTTONUP:
    if (event.button.button == SDL_BUTTON_WHEELUP ||
        event.button.button == SDL_BUTTON_WHEELDOWN)
      /* the wheel has already been handled in SDL_MOUSEBUTTONDOWN */
      return false;

    return on_mouse_up(event.button.x, event.button.y);

  case SDL_QUIT:
    return on_close();
  }

  return false;
}
Exemple #3
0
bool
TopWindow::on_event(const SDL_Event &event)
{
  switch (event.type) {
  case SDL_MOUSEMOTION:
    // XXX keys
    return on_mouse_move(event.motion.x, event.motion.y, 0);

  case SDL_MOUSEBUTTONDOWN:
    return on_mouse_down(event.button.x, event.button.y);

  case SDL_MOUSEBUTTONUP:
    return on_mouse_up(event.button.x, event.button.y);
  }

  return false;
}
Exemple #4
0
LRESULT
Window::on_message(HWND _hWnd, UINT message,
                       WPARAM wParam, LPARAM lParam)
{
  if (IsEmbedded() && !IsAltair()) {
    /* some older iPaqs such as the H3900 send only WM_KEYUP for
       VK_APP*, but never VK_KEYDOWN; the hx4700 has an additional set
       of undocumented key codes (0xca..0xcd) for the APP keys, but
       sends WM_KEYUP/VK_APP* additionally; the following rules
       hopefully catch all of these obscurities */
    if (message == WM_KEYUP && wParam >= 0x80)
      /* convert to WM_KEYDOWN to make all handlers catch it */
      message = WM_KEYDOWN;
    else if (message == WM_KEYDOWN && wParam >= 0x80)
      /* ignore the real WM_KEYDOWN, just in case it really happens */
      return 0;
  }

  switch (message) {
  case WM_CREATE:
    on_create();
    return 0;

  case WM_DESTROY:
    on_destroy();
    return 0;

  case WM_CLOSE:
    if (on_close())
      /* true returned: message was handled */
      return 0;
    break;

  case WM_SIZE:
    on_resize(LOWORD(lParam), HIWORD(lParam));
    return 0;

  case WM_MOUSEMOVE:
    if (on_mouse_move(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam), wParam))
      return 0;
    break;

  case WM_LBUTTONDOWN:
    if (on_mouse_down(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam))) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;

  case WM_LBUTTONUP:
    if (on_mouse_up(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam))) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;

  case WM_LBUTTONDBLCLK:
    if (!double_clicks)
      /* instead of disabling CS_DBLCLKS (which would affect all
         instances of a window class), we just translate
         WM_LBUTTONDBLCLK to WM_LBUTTONDOWN here; this even works for
         built-in window class such as BUTTON */
      return on_message(_hWnd, WM_LBUTTONDOWN, wParam, lParam);

    if (on_mouse_double(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam))) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }

    break;

#ifdef WM_MOUSEWHEEL
  case WM_MOUSEWHEEL:
    if (on_mouse_wheel(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam),
                       GET_WHEEL_DELTA_WPARAM(wParam))) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;
#endif

  case WM_KEYDOWN:
    if (on_key_down(::TranscodeKey(wParam))) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;

  case WM_KEYUP:
    if (on_key_up(::TranscodeKey(wParam))) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;

  case WM_COMMAND:
    if (on_command(LOWORD(wParam), HIWORD(wParam))) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;

  case WM_CANCELMODE:
    if (on_cancel_mode())
      return 0;
    break;

  case WM_SETFOCUS:
    on_setfocus();
    return 0;

  case WM_KILLFOCUS:
    on_killfocus();
    return 0;

  case WM_TIMER:
    if (on_timer(*(WindowTimer *)wParam))
      return 0;
    break;

  case WM_PAINT:
    if (custom_painting) {
      PaintCanvas canvas(*this);
      on_paint(canvas, canvas.get_dirty());
      return 0;
    }
    break;

  case WM_GETDLGCODE:
    if (on_key_check(wParam))
      return DLGC_WANTMESSAGE;
    break;
  }

  if (message >= WM_USER && message <= 0x7FFF && on_user(message - WM_USER))
    return 0;

  return on_unhandled_message(_hWnd, message, wParam, lParam);
}
Exemple #5
0
LRESULT
Window::on_message(HWND _hWnd, UINT message,
                       WPARAM wParam, LPARAM lParam)
{
  switch (message) {
  case WM_CREATE:
    return on_create() ? 0 : -1;
    break;

  case WM_DESTROY:
    if (on_destroy()) return 0;
    break;

  case WM_CLOSE:
    if (on_close())
      /* true returned: message was handled */
      return 0;
    break;

  case WM_SIZE:
    if (on_resize(LOWORD(lParam), HIWORD(lParam))) return 0;
    break;

  case WM_MOUSEMOVE:
    if (on_mouse_move(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam), wParam))
      return 0;
    break;

  case WM_LBUTTONDOWN:
    XCSoarInterface::InterfaceTimeoutReset();
    if (on_mouse_down(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam))) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;

  case WM_LBUTTONUP:
    XCSoarInterface::InterfaceTimeoutReset();
    if (on_mouse_up(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam))) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;

  case WM_LBUTTONDBLCLK:
    XCSoarInterface::InterfaceTimeoutReset();
    if (on_mouse_double(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam))) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;

#ifdef WM_MOUSEWHEEL
  case WM_MOUSEWHEEL:
    XCSoarInterface::InterfaceTimeoutReset();
    if (on_mouse_wheel(GET_WHEEL_DELTA_WPARAM(wParam))) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;
#endif

  case WM_KEYDOWN:
    XCSoarInterface::InterfaceTimeoutReset();
    if (on_key_down(wParam)) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;

  case WM_KEYUP:
    XCSoarInterface::InterfaceTimeoutReset();
    if (on_key_up(wParam)) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;

  case WM_COMMAND:
    XCSoarInterface::InterfaceTimeoutReset();
    if (on_command(LOWORD(wParam), HIWORD(wParam))) {
      /* true returned: message was handled */
      ResetDisplayTimeOut();
      return 0;
    }
    break;

  case WM_SETFOCUS:
    if (on_setfocus())
      return 0;
    break;

  case WM_KILLFOCUS:
    if (on_killfocus())
      return 0;
    break;

  case WM_TIMER:
    if (on_timer(wParam))
      return 0;
    break;
  }

  if (message >= WM_USER && message <= 0x7FFF && on_user(message - WM_USER))
    return 0;

  return on_unhandled_message(_hWnd, message, wParam, lParam);
}