C++ ContainerWindow::GetFocusedWindowReference方法代码示例

int
WndForm::ShowModal()
{
#ifndef USE_WINUSER
  ContainerWindow *root = GetRootOwner();
  WindowReference old_focus_reference = root->GetFocusedWindowReference();
#else
  HWND oldFocusHwnd;
#endif /* USE_WINUSER */

  PeriodClock enter_clock;
  if (IsEmbedded())
    enter_clock.Update();

  ShowOnTop();

  modal_result = 0;

  SingleWindow &main_window = GetMainWindow();
  main_window.CancelMode();

#ifdef USE_WINUSER
  oldFocusHwnd = ::GetFocus();
#endif /* USE_WINUSER */
  SetDefaultFocus();

  bool hastimed = false;

  main_window.AddDialog(this);

#ifndef USE_GDI
  main_window.Refresh();
#endif

#if defined(ANDROID) || defined(USE_POLL_EVENT) || defined(ENABLE_SDL)
  EventLoop loop(*event_queue, main_window);
#else
  DialogEventLoop loop(*event_queue, *this);
#endif
  Event event;

  while ((modal_result == 0 || force) && loop.Get(event)) {
    if (!main_window.FilterEvent(event, this)) {
      if (modeless && event.IsMouseDown())
        break;
      else
        continue;
    }

    // hack to stop exiting immediately
    if (IsEmbedded() && !hastimed &&
        event.IsUserInput()) {
      if (!enter_clock.Check(200))
        /* ignore user input in the first 200ms */
        continue;
      else
        hastimed = true;
    }

    if (event.IsKeyDown()) {
      if (OnAnyKeyDown(event.GetKeyCode()))
        continue;

#ifdef ENABLE_SDL
      if (event.GetKeyCode() == SDLK_TAB) {
        /* the Tab key moves the keyboard focus */
#if SDL_MAJOR_VERSION >= 2
        const Uint8 *keystate = ::SDL_GetKeyboardState(nullptr);
        event.event.key.keysym.sym =
            keystate[SDL_SCANCODE_LSHIFT] || keystate[SDL_SCANCODE_RSHIFT]
          ? SDLK_UP : SDLK_DOWN;
#else
        const Uint8 *keystate = ::SDL_GetKeyState(nullptr);
        event.event.key.keysym.sym =
          keystate[SDLK_LSHIFT] || keystate[SDLK_RSHIFT]
          ? SDLK_UP : SDLK_DOWN;
#endif
      }
#endif

      if (
#ifdef USE_WINUSER
          IdentifyDescendant(event.msg.hwnd) &&
#endif
          (event.GetKeyCode() == KEY_UP || event.GetKeyCode() == KEY_DOWN)) {
        /* KEY_UP and KEY_DOWN move the focus only within the current
           control group - but we want it to behave like Shift-Tab and
           Tab */

        if (!CheckKey(this, event)) {
          /* this window doesn't handle KEY_UP/KEY_DOWN */
          if (event.GetKeyCode() == KEY_DOWN)
            FocusNextControl();
          else
            FocusPreviousControl();
          continue;
        }
      }

#ifndef USE_WINUSER
//.........这里部分代码省略.........

int
WndForm::ShowModal()
{
  assert_none_locked();

#define OPENCLOSESUPPRESSTIME 500
#ifndef USE_GDI
  ContainerWindow *root = get_root_owner();
  WindowReference old_focus_reference = root->GetFocusedWindowReference();
#else
  HWND oldFocusHwnd;
#endif /* USE_GDI */

  PeriodClock enter_clock;
  if (is_embedded() && !is_altair())
    enter_clock.update();

  show_on_top();

  mModalResult = 0;

#ifdef USE_GDI
  oldFocusHwnd = ::GetFocus();
  if (oldFocusHwnd != NULL)
    ::SendMessage(oldFocusHwnd, WM_CANCELMODE, 0, 0);
#endif /* USE_GDI */
  set_focus();
  focus_first_control();

  bool hastimed = false;
  WndForm::timeAnyOpenClose.update(); // when current dlg opens or child closes

  main_window.add_dialog(this);

#ifndef USE_GDI
  main_window.refresh();
#endif

#ifdef ANDROID
  EventLoop loop(*event_queue, main_window);
  Event event;
#elif defined(ENABLE_SDL)
  EventLoop loop(main_window);
  SDL_Event event;
#else
  DialogEventLoop loop(*this);
  MSG event;
#endif

  while ((mModalResult == 0 || force) && loop.get(event)) {
#if defined(ENABLE_SDL) && !defined(ANDROID)
    if (event.type == SDL_QUIT) {
      mModalResult = mrCancel;
      continue;
    }
#endif

    if (!main_window.FilterEvent(event, this))
      continue;

    // hack to stop exiting immediately
    if (is_embedded() && !is_altair() && !hastimed &&
        is_user_input(event)) {
      if (!enter_clock.check(200))
        /* ignore user input in the first 200ms */
        continue;
      else
        hastimed = true;
    }

    if (is_embedded() && is_mouse_up(event) &&
        !timeAnyOpenClose.check(OPENCLOSESUPPRESSTIME))
      /* prevents child click from being repeat-handled by parent if
         buttons overlap */
      continue;

    if (mOnKeyDownNotify != NULL && is_key_down(event) &&
#ifdef USE_GDI
        identify_descendant(event.hwnd) &&
#endif
        !check_special_key(this, event) &&
        mOnKeyDownNotify(*this, get_key_code(event)))
      continue;

#if defined(ENABLE_SDL) && !defined(ANDROID)
    if (event.type == SDL_KEYDOWN && event.key.keysym.sym == SDLK_TAB) {
      /* the Tab key moves the keyboard focus */
      const Uint8 *keystate = ::SDL_GetKeyState(NULL);
      event.key.keysym.sym = keystate[SDLK_LSHIFT] || keystate[SDLK_RSHIFT]
        ? SDLK_UP : SDLK_DOWN;
    }
#endif

    if (is_key_down(event) &&
#ifdef USE_GDI
        identify_descendant(event.hwnd) &&
#endif
        (get_key_code(event) == VK_UP || get_key_code(event) == VK_DOWN)) {
      /* VK_UP and VK_DOWN move the focus only within the current
         control group - but we want it to behave like Shift-Tab and
//.........这里部分代码省略.........

int
WndForm::ShowModal()
{
  AssertNoneLocked();

#define OPENCLOSESUPPRESSTIME 500
#ifndef USE_GDI
  ContainerWindow *root = GetRootOwner();
  WindowReference old_focus_reference = root->GetFocusedWindowReference();
#else
  HWND oldFocusHwnd;
#endif /* USE_GDI */

  PeriodClock enter_clock;
  if (IsEmbedded() && !IsAltair())
    enter_clock.Update();

  ShowOnTop();

  modal_result = 0;

  SingleWindow &main_window = GetMainWindow();
  main_window.CancelMode();

#ifdef USE_GDI
  oldFocusHwnd = ::GetFocus();
#endif /* USE_GDI */
  SetFocus();
  if (default_focus)
    default_focus->SetFocus();
  else
    client_area.FocusFirstControl();

  bool hastimed = false;

  main_window.AddDialog(this);

#ifndef USE_GDI
  main_window.Refresh();
#endif

#if defined(ANDROID) || defined(USE_EGL)
  EventLoop loop(*event_queue, main_window);
#elif defined(ENABLE_SDL)
  EventLoop loop(main_window);
#else
  DialogEventLoop loop(*this);
#endif
  Event event;

  while ((modal_result == 0 || force) && loop.Get(event)) {
    if (!main_window.FilterEvent(event, this)) {
      if (modeless && event.IsMouseDown())
        break;
      else
        continue;
    }

    // hack to stop exiting immediately
    if (IsEmbedded() && !IsAltair() && !hastimed &&
        event.IsUserInput()) {
      if (!enter_clock.Check(200))
        /* ignore user input in the first 200ms */
        continue;
      else
        hastimed = true;
    }

    if (event.IsKeyDown()) {
      if (key_down_function &&
#ifdef USE_GDI
          IdentifyDescendant(event.msg.hwnd) &&
#endif
          !CheckSpecialKey(this, event) &&
          key_down_function(event.GetKeyCode()))
        continue;

#ifdef ENABLE_SDL
      if (event.GetKeyCode() == SDLK_TAB) {
        /* the Tab key moves the keyboard focus */
        const Uint8 *keystate = ::SDL_GetKeyState(NULL);
        event.event.key.keysym.sym =
          keystate[SDLK_LSHIFT] || keystate[SDLK_RSHIFT]
          ? SDLK_UP : SDLK_DOWN;
      }
#endif

      if (
#ifdef USE_GDI
          IdentifyDescendant(event.msg.hwnd) &&
#endif
          (event.GetKeyCode() == KEY_UP || event.GetKeyCode() == KEY_DOWN)) {
        /* KEY_UP and KEY_DOWN move the focus only within the current
           control group - but we want it to behave like Shift-Tab and
           Tab */

        if (!CheckKey(this, event)) {
          /* this window doesn't handle KEY_UP/KEY_DOWN */
          if (event.GetKeyCode() == KEY_DOWN)
            FocusNextControl();
//.........这里部分代码省略.........