C++ DataFieldEnum::Sort方法代码示例

static bool
DetectSerialPorts(DataFieldEnum &df)
{
  TTYEnumerator enumerator;
  if (enumerator.HasFailed())
    return false;

  unsigned sort_start = df.Count();

  bool found = false;
  const char *path;
  while ((path = enumerator.Next()) != nullptr) {
    const char *display_string = path;
    if (memcmp(path, "/dev/", 5) == 0)
      display_string = path + 5;

    AddPort(df, DeviceConfig::PortType::SERIAL, path, display_string);
    found = true;
  }

  if (found)
    df.Sort(sort_start);

  return found;
}

void
InfoBoxManager::SetupFocused()
{
  int i = GetFocused();
  if (i < 0)
    return;

  const enum mode mode = GetCurrentMode();
  int old_type = GetType(i, mode);

  /* create a fake WndProperty for dlgComboPicker() */
  /* XXX reimplement properly */

  DataFieldEnum *dfe = new DataFieldEnum(old_type, NULL);
  for (unsigned i = 0; i < InfoBoxFactory::NUM_TYPES; i++)
    dfe->addEnumText(gettext(GetTypeDescription(i)));
  dfe->Sort(0);
  dfe->Set(old_type);

  ComboList *list = dfe->CreateComboList();
  delete dfe;

  /* let the user select */

  info_box_combo_list = list;
  int result = ComboPicker(XCSoarInterface::main_window, _("InfoBox"), *list,
                           OnInfoBoxHelp);
  if (result < 0) {
    delete list;
    return;
  }

  /* was there a modification? */

  int new_type = (*list)[result].DataFieldIndex;
  delete list;
  if (new_type == old_type)
    return;

  /* yes: apply and save it */

  SetType(i, new_type, mode);
  DisplayInfoBox();
  Profile::SetInfoBoxes(i, GetTypes(i));
}

static bool
DetectSerialPorts(DataFieldEnum &df)
{
  DIR *dir = opendir("/dev");
  if (dir == NULL)
    return false;

  unsigned sort_start = df.Count();

  bool found = false;
  struct dirent *ent;
  while ((ent = readdir(dir)) != NULL) {
    /* filter "/dev/tty*" */
    if (memcmp(ent->d_name, "tty", 3) == 0) {
      /* filter out "/dev/tty0", ... (valid integer after "tty") */
      char *endptr;
      strtoul(ent->d_name + 3, &endptr, 10);
      if (*endptr == 0)
        continue;
    } else if (memcmp(ent->d_name, "rfcomm", 6) != 0)
      continue;

    char path[64];
    snprintf(path, sizeof(path), "/dev/%s", ent->d_name);
    if (access(path, R_OK|W_OK) == 0 && access(path, X_OK) < 0) {
      AddPort(df, DeviceConfig::PortType::SERIAL, path);
      found = true;
    }
  }

  closedir(dir);

  if (found)
    df.Sort(sort_start);

  return found;
}

void
InfoBoxesConfigWidget::Prepare(ContainerWindow &parent,
                               const PixelRect &rc)
{
  const Layout layout(rc, geometry);

  AddText(_("Name"), nullptr,
          allow_name_change ? (const TCHAR *)data.name : gettext(data.name));
  SetReadOnly(NAME, !allow_name_change);

  DataFieldEnum *dfe = new DataFieldEnum(this);
  for (unsigned i = 0; i < layout.info_boxes.count; ++i) {
    TCHAR label[32];
    _stprintf(label, _T("%u"), i + 1);
    dfe->addEnumText(label, i);
  }

  Add(_("InfoBox"), nullptr, dfe);

  dfe = new DataFieldEnum(this);
  for (unsigned i = InfoBoxFactory::MIN_TYPE_VAL; i < InfoBoxFactory::NUM_TYPES; i++) {
    const TCHAR *name = InfoBoxFactory::GetName((InfoBoxFactory::Type) i);
    const TCHAR *desc = InfoBoxFactory::GetDescription((InfoBoxFactory::Type) i);
    if (name != NULL)
      dfe->addEnumText(gettext(name), i, desc != NULL ? gettext(desc) : NULL);
  }

  dfe->EnableItemHelp(true);
  dfe->Sort(0);

  Add(_("Content"), nullptr, dfe);

  ContainerWindow &form_parent = (ContainerWindow &)RowFormWidget::GetWindow();
  AddRemaining(new WndFrame(form_parent, GetLook(), rc));

  WindowStyle button_style;
  button_style.Hide();
  button_style.TabStop();

  const auto &button_look = GetLook().button;
  copy_button.Create(parent, button_look, _("Copy"), layout.copy_button,
                     button_style, *this, COPY);
  paste_button.Create(parent, button_look, _("Paste"), layout.paste_button,
                      button_style, *this, PASTE);
  close_button.Create(parent, button_look, _("Close"), layout.close_button,
                      button_style, dialog, mrOK);

  WindowStyle preview_style;
  preview_style.EnableDoubleClicks();
  preview_style.Hide();

  previews.resize(layout.info_boxes.count);
  for (unsigned i = 0; i < layout.info_boxes.count; ++i) {
    previews[i].SetParent(*this, i);
    previews[i].Create(parent, layout.info_boxes.positions[i],
                       preview_style);
  }

  current_preview = 0;

  RefreshEditContent();
  RefreshPasteButton();
}

//.........这里部分代码省略.........
    _T("1200"), _T("2400"), _T("4800"), _T("9600"),
    _T("19200"), _T("38400"), _T("57600"), _T("115200"),
    NULL
  };
#endif

  if (port_field != NULL) {
    DataFieldEnum *dfe = (DataFieldEnum *)port_field->GetDataField();

    for (unsigned i = 0; port_types[i].label != NULL; i++) {
      dfe->addEnumText(gettext(port_types[i].label));

      if (port_types[i].type == config.port_type)
        dfe->Set(i);
    }

#ifdef ANDROID
    JNIEnv *env = Java::GetEnv();
    jobjectArray bonded = BluetoothHelper::list(env);
    if (bonded != NULL) {
      jsize n = env->GetArrayLength(bonded) / 2;
      for (jsize i = 0; i < n; ++i) {
        jstring address = (jstring)env->GetObjectArrayElement(bonded, i * 2);
        if (address == NULL)
          continue;

        const char *address2 = env->GetStringUTFChars(address, NULL);
        if (address2 == NULL)
          continue;

        jstring name = (jstring)env->GetObjectArrayElement(bonded, i * 2 + 1);
        const char *name2 = name != NULL
          ? env->GetStringUTFChars(name, NULL)
          : NULL;

        dfe->addEnumText(address2, name2);
        env->ReleaseStringUTFChars(address, address2);
        if (name2 != NULL)
          env->ReleaseStringUTFChars(name, name2);
      }

      env->DeleteLocalRef(bonded);

      if (config.port_type == DeviceConfig::RFCOMM &&
          !config.bluetooth_mac.empty()) {
        if (!dfe->Exists(config.bluetooth_mac))
          dfe->addEnumText(config.bluetooth_mac);
        dfe->SetAsString(config.bluetooth_mac);
      }
    }
#else
    dfe->addEnumTexts(COMMPort);

    switch (config.port_type) {
    case DeviceConfig::SERIAL:
      dfe->Set(config.port_index + num_port_types);
      break;

    case DeviceConfig::DISABLED:
    case DeviceConfig::RFCOMM:
    case DeviceConfig::AUTO:
    case DeviceConfig::INTERNAL:
    case DeviceConfig::TCP_LISTENER:
      break;
    }
#endif

    port_field->RefreshDisplay();
  }

  if (speed_field != NULL) {
#ifdef ANDROID
    speed_field->hide();
#else
    DataFieldEnum *dfe = (DataFieldEnum *)speed_field->GetDataField();
    dfe->addEnumTexts(tSpeed);

    dfe->Set(config.speed_index);
    speed_field->RefreshDisplay();
#endif
  }

  if (driver_field) {
    DataFieldEnum *dfe = (DataFieldEnum *)driver_field->GetDataField();

    const TCHAR *DeviceName;
    for (unsigned i = 0; (DeviceName = devRegisterGetName(i)) != NULL; i++)
      dfe->addEnumText(DeviceName);

    dfe->Sort(1);
    dfe->SetAsString(config.driver_name);

    driver_field->RefreshDisplay();
  }

  if (setup_button != NULL)
    setup_button->set_visible(config.IsVega());

  UpdateDeviceControlVisibility(*port_field, *speed_field, *driver_field);
}

bool
dlgConfigInfoboxesShowModal(SingleWindow &parent,
                            const DialogLook &dialog_look,
                            InfoBoxLayout::Geometry geometry,
                            InfoBoxSettings::Panel &data_r,
                            bool allow_name_change)
{
  current_preview = 0;
  data = data_r;

  PixelRect rc = parent.get_client_rect();
  wf = new WndForm(parent, dialog_look, rc.left, rc.top,
                   rc.right - rc.left, rc.bottom - rc.top);

#ifdef _WIN32_WCE
  if (is_altair())
    wf->SetKeyDownNotify(OnKeyDown);
#endif

  ContainerWindow &client_area = wf->GetClientAreaWindow();
  rc = client_area.get_client_rect();

  InflateRect(&rc, Layout::FastScale(-2), Layout::FastScale(-2));
  info_box_layout = InfoBoxLayout::Calculate(rc, geometry);

  WindowStyle preview_style;
  preview_style.enable_double_clicks();
  for (unsigned i = 0; i < info_box_layout.count; ++i) {
    rc = info_box_layout.positions[i];
    previews[i].set(client_area, rc.left, rc.top,
                    rc.right - rc.left, rc.bottom - rc.top,
                    preview_style);
  }

  rc = info_box_layout.remaining;

  WindowStyle style;
  style.control_parent();

  EditWindowStyle edit_style;
  edit_style.tab_stop();

  if (is_embedded() || Layout::scale_1024 < 2048)
    /* sunken edge doesn't fit well on the tiny screen of an
       embedded device */
    edit_style.border();
  else
    edit_style.sunken_edge();

  const int x = rc.left;
  const unsigned width = rc.right - rc.left - Layout::FastScale(2);
  const unsigned height = Layout::Scale(22);
  const unsigned caption_width = Layout::Scale(60);

  int y = rc.top;

  ButtonWindowStyle button_style;
  button_style.tab_stop();

  buttonPanelName =
    new WndButton(client_area, dialog_look, _T(""),
                  x, y, width, height, button_style, OnNameAccess);
  buttonPanelName->set_enabled(allow_name_change);
  UpdatePanelName();

  y += height;

  edit_select = new WndProperty(client_area, dialog_look, _("InfoBox"),
                                x, y, width, height, caption_width,
                                style, edit_style,
                                NULL);

  DataFieldEnum *dfe = new DataFieldEnum(OnSelectAccess);
  for (unsigned i = 0; i < info_box_layout.count; ++i) {
    TCHAR label[32];
    _stprintf(label, _T("%u"), i + 1);
    dfe->addEnumText(label, i);
  }

  edit_select->SetDataField(dfe);

  y += height;

  edit_content = new WndProperty(client_area, dialog_look, _("Content"),
                                 x, y, width, height, caption_width,
                                 style, edit_style,
                                 NULL);

  dfe = new DataFieldEnum(OnContentAccess);
  for (unsigned i = 0; i < InfoBoxFactory::NUM_TYPES; ++i) {
    const TCHAR *name = InfoBoxFactory::GetName(i);
    if (name != NULL)
      dfe->addEnumText(gettext(name), i);
  }

  dfe->Sort(0);

  edit_content->SetDataField(dfe);
  edit_content->SetOnHelpCallback(OnContentHelp);

//.........这里部分代码省略.........

bool
dlgConfigInfoboxesShowModal(SingleWindow &parent,
                            const DialogLook &dialog_look,
                            const InfoBoxLook &_look,
                            InfoBoxSettings::Geometry geometry,
                            InfoBoxSettings::Panel &data_r,
                            bool allow_name_change)
{
  current_preview = 0;
  look = &_look;
  data = data_r;

  PixelRect rc = parent.GetClientRect();
  wf = new WndForm(parent, dialog_look, rc);

#ifdef _WIN32_WCE
  if (IsAltair())
    wf->SetKeyDownFunction(OnKeyDown);
#endif

  ContainerWindow &client_area = wf->GetClientAreaWindow();
  rc = client_area.GetClientRect();
  rc.Grow(Layout::FastScale(-2));
  info_box_layout = InfoBoxLayout::Calculate(rc, geometry);

  WindowStyle preview_style;
  preview_style.EnableDoubleClicks();
  for (unsigned i = 0; i < info_box_layout.count; ++i) {
    rc = info_box_layout.positions[i];
    previews[i].Create(client_area, rc, preview_style);
  }

  rc = info_box_layout.remaining;

  WindowStyle style;
  style.TabStop();

  PixelRect control_rc = rc;
  control_rc.right -= Layout::FastScale(2);

  const UPixelScalar height = Layout::Scale(22);
  const UPixelScalar caption_width = Layout::Scale(60);

  ButtonWindowStyle button_style;
  button_style.TabStop();

  control_rc.bottom = control_rc.top + height;
  edit_name = new WndProperty(client_area, dialog_look, _("Name"),
                              control_rc, caption_width,
                              style);
  DataFieldString *dfs = new DataFieldString(allow_name_change
                                             ? (const TCHAR *)data.name
                                             : gettext(data.name));
  edit_name->SetDataField(dfs);
  edit_name->SetReadOnly(!allow_name_change);

  control_rc.top = control_rc.bottom;
  control_rc.bottom = control_rc.top + height;

  edit_select = new WndProperty(client_area, dialog_look, _("InfoBox"),
                                control_rc, caption_width,
                                style);

  DataFieldEnum *dfe = new DataFieldEnum(OnSelectAccess);
  for (unsigned i = 0; i < info_box_layout.count; ++i) {
    TCHAR label[32];
    _stprintf(label, _T("%u"), i + 1);
    dfe->addEnumText(label, i);
  }

  edit_select->SetDataField(dfe);

  control_rc.top += height;
  control_rc.bottom += height;

  edit_content = new WndProperty(client_area, dialog_look, _("Content"),
                                 control_rc, caption_width,
                                 style);

  dfe = new DataFieldEnum(OnContentAccess);
  for (unsigned i = InfoBoxFactory::MIN_TYPE_VAL; i < InfoBoxFactory::NUM_TYPES; i++) {
    const TCHAR *name = InfoBoxFactory::GetName((InfoBoxFactory::Type) i);
    const TCHAR *desc = InfoBoxFactory::GetDescription((InfoBoxFactory::Type) i);
    if (name != NULL)
      dfe->addEnumText(gettext(name), i, desc != NULL ? gettext(desc) : NULL);
  }

  dfe->EnableItemHelp(true);
  dfe->Sort(0);

  edit_content->SetDataField(dfe);

  control_rc.top += height;
  control_rc.bottom += height * 5;
  edit_content_description = new WndFrame(client_area, dialog_look,
                                          control_rc, style);

  RefreshEditContent();

  const UPixelScalar button_width = Layout::Scale(60);
//.........这里部分代码省略.........