C++ QTableView::setSizePolicy方法代码示例

//-----------------------------------------------------------------------------
int ctkExpandableWidgetTest1(int argc, char * argv [] )
{
  QApplication::setStyle(new QPlastiqueStyle);
  QApplication app(argc, argv);

  QWidget topLevel;
  QHBoxLayout* topLevelLayout = new QHBoxLayout;
  topLevel.setLayout(topLevelLayout);

  QWidget frame;
  topLevelLayout->addWidget(&frame);

  ctkExpandableWidget resizableFrame1(&frame);
  QListView* listView = new QListView(&resizableFrame1);
  listView->setSizePolicy(QSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred));
  QVBoxLayout* resizableFrameLayout1 = new QVBoxLayout(&resizableFrame1);
  resizableFrameLayout1->setContentsMargins(0,0,0,0);
  resizableFrame1.setSizeGripMargins(QSize(2, 2));
  resizableFrame1.setLayout(resizableFrameLayout1);
  resizableFrameLayout1->addWidget(listView);
  resizableFrame1.setOrientations(Qt::Horizontal | Qt::Vertical);

  ctkExpandableWidget resizableFrame(&frame);
  resizableFrame.setSizeGripInside(false);
  QTreeView* treeView = new QTreeView(&resizableFrame);
  treeView->setSizePolicy(QSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred));
  QVBoxLayout* resizableFrameLayout = new QVBoxLayout(&resizableFrame);
  resizableFrameLayout->setContentsMargins(0,0,0,0);
  //resizableFrame.setSizeGripMargins(QSize(2, 2));
  resizableFrame.setLayout(resizableFrameLayout);
  resizableFrameLayout->addWidget(treeView);
  resizableFrame.setOrientations(Qt::Horizontal);

  QVBoxLayout *vbox = new QVBoxLayout;
  vbox->setContentsMargins(0, 0, 0, 0);
  vbox->addWidget(&resizableFrame1);
  vbox->addWidget(&resizableFrame);
  frame.setLayout(vbox);

  ctkExpandableWidget resizableFrame0(&topLevel);
  QTableView* tableView = new QTableView(&resizableFrame0);
  tableView->setSizePolicy(QSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred));
  QVBoxLayout* resizableFrameLayout0 = new QVBoxLayout(&resizableFrame0);
  resizableFrameLayout0->setContentsMargins(0,0,0,0);
  resizableFrame0.setSizeGripMargins(QSize(2, 2));
  resizableFrame0.setLayout(resizableFrameLayout0);
  resizableFrameLayout0->addWidget(tableView);
  resizableFrame0.setOrientations(Qt::Vertical);
  topLevelLayout->addWidget(&resizableFrame0);

  topLevel.show();

  if (argc < 2 || QString(argv[1]) != "-I" )
    {
    QTimer::singleShot(200, &app, SLOT(quit()));
    }

  return app.exec();
}

//.........这里部分代码省略.........

        // Hitting filter group
        QActionGroup* hittingFilters = new QActionGroup(this);
        hittingFilters->setExclusive(false);

        // Filter helper
        auto MakeHitterFilter = [=](QString text, QString toolTip, const auto& onFilterFn) -> QAction* 
        {
            QAction* action = new QAction(this);
            connect(action, &QAction::toggled, hitterSortFilterProxyModel, onFilterFn);
            action->setText(text);
            action->setToolTip(toolTip);
            action->setCheckable(true);
            action->toggle();
            hittingFilters->addAction(action);

            return action;
        };

        // Hitter filters
        QAction* filterC  = MakeHitterFilter("C",  "Filter Catchers",           &PlayerSortFilterProxyModel::OnFilterC);
        QAction* filter1B = MakeHitterFilter("1B", "Filter 1B",                 &PlayerSortFilterProxyModel::OnFilter1B);
        QAction* filter2B = MakeHitterFilter("2B", "Filter 2B",                 &PlayerSortFilterProxyModel::OnFilter2B);
        QAction* filterSS = MakeHitterFilter("SS", "Filter SS",                 &PlayerSortFilterProxyModel::OnFilterSS);
        QAction* filter3B = MakeHitterFilter("3B", "Filter 3B",                 &PlayerSortFilterProxyModel::OnFilter3B);
        QAction* filterOF = MakeHitterFilter("OF", "Filter Outfielders",        &PlayerSortFilterProxyModel::OnFilterOF);
        QAction* filterCI = MakeHitterFilter("CI", "Filter Corner Infielders",  &PlayerSortFilterProxyModel::OnFilterCI);
        QAction* filterMI = MakeHitterFilter("MI", "Filter Middle Infielders",  &PlayerSortFilterProxyModel::OnFilterMI);
        QAction* filterDH = MakeHitterFilter("DH", "Filter Designated Hitters", &PlayerSortFilterProxyModel::OnFilterDH);
        QAction* filterU  = MakeHitterFilter("U",  "Filter Utility",            &PlayerSortFilterProxyModel::OnFilterU);

        // Menu spacer
        QWidget* spacer = new QWidget(this);
        spacer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);

        // Completion Widget
        QCompleter* completer = new QCompleter(this);
        completer->setModel(playerTableModel);
        completer->setCompletionColumn(PlayerTableModel::COLUMN_NAME);
        completer->setFilterMode(Qt::MatchContains);
        completer->setCaseSensitivity(Qt::CaseInsensitive);

        // Select
        auto HighlightPlayerInTable = [=](const QModelIndex& srcIdx)
        {
            // Lookup catergory
            auto catergoryIdx = srcIdx.model()->index(srcIdx.row(), PlayerTableModel::COLUMN_CATERGORY);
            auto catergory = srcIdx.model()->data(catergoryIdx).toUInt();

            // Change to tab
            hitterPitcherTabs->setCurrentIndex(CaterogyToTab(catergory));

            // Select row
            if (catergory == Player::Catergory::Hitter) {
                auto proxyModel = dynamic_cast<QSortFilterProxyModel*>(hitterTableView->model());
                auto proxyIdx = proxyModel->mapFromSource(srcIdx);
                hitterTableView->selectRow(proxyIdx.row());
                hitterTableView->setFocus();
            } else if (catergory == Player::Catergory::Pitcher) {
                auto proxyModel = dynamic_cast<QSortFilterProxyModel*>(pitcherTableView->model());
                auto proxyIdx = proxyModel->mapFromSource(srcIdx);
                pitcherTableView->selectRow(proxyIdx.row());
                pitcherTableView->setFocus();
            }
        };