C++ StaticArray::shrink方法代码示例

void
dlgWaypointDetailsShowModal(SingleWindow &parent, const Waypoint &_waypoint,
                            bool allow_navigation)
{
    waypoint = &_waypoint;

    wf = LoadDialog(CallBackTable, parent,
                    Layout::landscape ? _T("IDR_XML_WAYPOINTDETAILS_L") :
                    _T("IDR_XML_WAYPOINTDETAILS"));
    assert(wf != NULL);

    LastUsedWaypoints::Add(_waypoint);

    UpdateCaption(waypoint->name.c_str(), waypoint->file_num);

    wf->SetKeyDownNotify(FormKeyDown);

    wInfo = (DockWindow *)wf->FindByName(_T("info"));
    assert(wInfo != NULL);
    wInfo->SetWidget(new WaypointInfoWidget(UIGlobals::GetDialogLook(),
                                            _waypoint));

    wCommand = (DockWindow *)wf->FindByName(_T("commands"));
    assert(wCommand != NULL);
    wCommand->SetWidget(new WaypointCommandsWidget(UIGlobals::GetDialogLook(),
                        wf, _waypoint,
                        protected_task_manager));
    wCommand->Hide();

    wDetails = wf->FindByName(_T("frmDetails"));
    assert(wDetails != NULL);

    ListControl *wFilesList = (ListControl *)wf->FindByName(_T("Files"));
    assert(wFilesList != NULL);

    EditWindow *wDetailsText = (EditWindow *)wf->FindByName(_T("Details"));
    assert(wDetailsText != NULL);
    wDetailsText->SetText(waypoint->details.c_str());

#ifdef ANDROID
    int num_files = std::distance(waypoint->files_external.begin(),
                                  waypoint->files_external.end());
    if (num_files > 0) {
        wFilesList->SetPaintItemCallback(OnFileListItemPaint);
        wFilesList->SetCursorCallback(OnFileListEnter);
        wFilesList->SetActivateCallback(OnFileListEnter);

        unsigned list_height = wFilesList->GetItemHeight() * std::min(num_files, 5);
        wFilesList->Resize(wFilesList->GetWidth(), list_height);
        wFilesList->SetLength(num_files);

        PixelRect rc = wDetailsText->GetPosition();
        rc.top += list_height;
        wDetailsText->Move(rc);
    } else
#endif
        wFilesList->Hide();

    wImage = (PaintWindow *)wf->FindByName(_T("frmImage"));
    assert(wImage != NULL);
    wMagnify = (WndButton *)wf->FindByName(_T("cmdMagnify"));
    assert(wMagnify != NULL);
    wShrink = (WndButton *)wf->FindByName(_T("cmdShrink"));
    assert(wShrink != NULL);

    if (!allow_navigation) {
        WndButton* butnav = (WndButton *)wf->FindByName(_T("cmdPrev"));
        assert(butnav != NULL);
        butnav->Hide();

        butnav = (WndButton *)wf->FindByName(_T("cmdNext"));
        assert(butnav != NULL);
        butnav->Hide();

        butnav = (WndButton *)wf->FindByName(_T("cmdGoto"));
        assert(butnav != NULL);
        butnav->Hide();
    }

    for (auto it = waypoint->files_embed.begin(),
            it_end = waypoint->files_embed.end();
            it != it_end && !images.full(); it++) {
        TCHAR path[MAX_PATH];
        LocalPath(path, it->c_str());
        if (!images.append().LoadFile(path))
            images.shrink(images.size() - 1);
    }

    page = 0;

    NextPage(0); // JMW just to turn proper pages on/off

    wf->ShowModal();

    delete wf;

    for (auto image = images.begin(); image < images.end(); image++)
        image->Reset();

    images.clear();
//.........这里部分代码省略.........

void
WaypointDetailsWidget::Prepare(ContainerWindow &parent, const PixelRect &rc)
{
  for (const auto &i : waypoint.files_embed) {
    if (images.full())
      break;

    try {
      if (!images.append().LoadFile(LocalPath(i.c_str())))
        images.shrink(images.size() - 1);
    } catch (const std::exception &e) {
      LogFormat("Failed to load %s: %s",
                (const char *)NarrowPathName(Path(i.c_str())),
                e.what());
      images.shrink(images.size() - 1);
    }
  }

  const Layout layout(rc, waypoint);

  WindowStyle dock_style;
  dock_style.Hide();
  dock_style.ControlParent();

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

  if (allow_navigation)
    goto_button.Create(parent, look.button, _("GoTo"), layout.goto_button,
                       button_style, *this, GOTO);

  if (!images.empty()) {
    magnify_button.Create(parent, layout.magnify_button, button_style,
                          new SymbolButtonRenderer(look.button, _T("+")),
                          *this, MAGNIFY);
    shrink_button.Create(parent, layout.shrink_button, button_style,
                         new SymbolButtonRenderer(look.button, _T("-")),
                         *this, SHRINK);
  }

  if (allow_navigation) {
    previous_button.Create(parent, layout.previous_button, button_style,
                           new SymbolButtonRenderer(look.button, _T("<")),
                           *this, PREVIOUS);
    next_button.Create(parent, layout.next_button, button_style,
                       new SymbolButtonRenderer(look.button, _T(">")),
                       *this, NEXT);
  }

  close_button.Create(parent, look.button, _("Close"), layout.close_button,
                      button_style, dialog, mrOK);

  info_dock.Create(parent, layout.main, dock_style);
  info_dock.SetWidget(&info_widget);

  details_panel.Create(parent, look, layout.main, dock_style);
  details_text.Create(details_panel, layout.details_text);
  details_text.SetFont(look.text_font);
  details_text.SetText(waypoint.details.c_str());

#ifdef HAVE_RUN_FILE
  const unsigned num_files = std::distance(waypoint.files_external.begin(),
                                           waypoint.files_external.end());
  if (num_files > 0) {
    file_list.Create(details_panel, layout.file_list,
                     WindowStyle(), layout.file_list_item_height);
    file_list.SetItemRenderer(&file_list_handler);
    file_list.SetCursorHandler(&file_list_handler);
    file_list.SetLength(num_files);
  }
#endif

  commands_dock.Create(parent, layout.main, dock_style);
  commands_dock.SetWidget(&commands_widget);

  if (!images.empty())
    image_window.Create(parent, layout.main, dock_style,
                        [this](Canvas &canvas, const PixelRect &rc){
                          OnImagePaint(canvas, rc);
                        });

  last_page = 2 + images.size();
}

void 
dlgWaypointDetailsShowModal(const Waypoint &_waypoint,
                            bool allow_navigation)
{
  waypoint = &_waypoint;

  form = LoadDialog(CallBackTable, UIGlobals::GetMainWindow(),
                  Layout::landscape ? _T("IDR_XML_WAYPOINTDETAILS_L") :
                                      _T("IDR_XML_WAYPOINTDETAILS"));
  assert(form != nullptr);

  LastUsedWaypoints::Add(_waypoint);

  UpdateCaption();

  form->SetKeyDownFunction(FormKeyDown);

  info_widget = (DockWindow *)form->FindByName(_T("info"));
  assert(info_widget != nullptr);
  info_widget->SetWidget(new WaypointInfoWidget(UIGlobals::GetDialogLook(),
                                          _waypoint));

  commands_widget = (DockWindow *)form->FindByName(_T("commands"));
  assert(commands_widget != nullptr);
  commands_widget->SetWidget(new WaypointCommandsWidget(UIGlobals::GetDialogLook(),
                                                 form, _waypoint,
                                                 protected_task_manager));
  commands_widget->Hide();

  details_panel = form->FindByName(_T("frmDetails"));
  assert(details_panel != nullptr);

  ListControl *wFilesList = (ListControl *)form->FindByName(_T("Files"));
  assert(wFilesList != nullptr);

  LargeTextWindow *wDetailsText = (LargeTextWindow *)
    form->FindByName(_T("Details"));
  assert(wDetailsText != nullptr);
  wDetailsText->SetText(waypoint->details.c_str());

#ifdef ANDROID
  WaypointExternalFileListHandler handler;
  int num_files = std::distance(waypoint->files_external.begin(),
                                waypoint->files_external.end());
  if (num_files > 0) {
    wFilesList->SetItemRenderer(&handler);
    wFilesList->SetCursorHandler(&handler);

    unsigned list_height = wFilesList->GetItemHeight() * std::min(num_files, 5);
    wFilesList->Resize(wFilesList->GetWidth(), list_height);
    wFilesList->SetLength(num_files);

    PixelRect rc = wDetailsText->GetPosition();
    rc.top += list_height;
    wDetailsText->Move(rc);
  } else
#endif
    wFilesList->Hide();

  image_window = (PaintWindow *)form->FindByName(_T("frmImage"));
  assert(image_window != nullptr);
  magnify_button = (WndButton *)form->FindByName(_T("cmdMagnify"));
  assert(magnify_button != nullptr);
  shrink_button = (WndButton *)form->FindByName(_T("cmdShrink"));
  assert(shrink_button != nullptr);

  if (!allow_navigation) {
    for (const TCHAR *button_name :
         { _T("cmdPrev"), _T("cmdNext"), _T("cmdGoto") }) {
      Window *button = form->FindByName(button_name);
      assert(button != nullptr);
      button->Hide();
    }
  }

  for (auto it = waypoint->files_embed.begin(),
       it_end = waypoint->files_embed.end();
       it != it_end && !images.full(); it++) {
    TCHAR path[MAX_PATH];
    LocalPath(path, it->c_str());
    if (!images.append().LoadFile(path))
      images.shrink(images.size() - 1);
  }

  last_page = 2 + images.size();

  page = 0;
  UpdatePage();

  form->ShowModal();

  delete form;

  for (auto image = images.begin(); image < images.end(); image++)
    image->Reset();

  images.clear();
}