C++ QTabBar::addTab方法代码示例

    Buttons()
    {
        QIcon icon;
        icon.addFile(":/[email protected]");

        QPushButton *button =  new QPushButton(this);
        button->setIcon(icon);
        button->setText("[email protected]");

        QTabBar *tab = new QTabBar(this);
        tab->addTab(QIcon(":/qticon16.png"), "[email protected]");
        tab->addTab(QIcon(":/[email protected]"), "[email protected]");
        tab->addTab(QIcon(":/qticon16.png"), "");
        tab->addTab(QIcon(":/[email protected]"), "");
        tab->move(10, 100);
        tab->show();

        QToolBar *toolBar = new QToolBar(this);
        toolBar->addAction(QIcon(":/qticon16.png"), "16");
        toolBar->addAction(QIcon(":/[email protected]"), "[email protected]");
        toolBar->addAction(QIcon(":/qticon32.png"), "32");
        toolBar->addAction(QIcon(":/[email protected]"), "[email protected]");

        toolBar->move(10, 200);
        toolBar->show();
    }

void tst_QTabBar::removeTab()
{
    QTabBar tabbar;

    QFETCH(int, currentIndex);
    QFETCH(int, deleteIndex);
    tabbar.addTab("foo");
    tabbar.addTab("bar");
    tabbar.addTab("baz");
    tabbar.setCurrentIndex(currentIndex);
    QSignalSpy spy(&tabbar, SIGNAL(currentChanged(int)));
    tabbar.removeTab(deleteIndex);
    QTEST(spy.count(), "spyCount");
    QTEST(tabbar.currentIndex(), "finalIndex");
}

void FancyTabWidget::MakeTabBar(QTabBar::Shape shape, bool text, bool icons,
                                bool fancy) {
  QTabBar* bar = new QTabBar(this);
  bar->setShape(shape);
  bar->setDocumentMode(true);
  bar->setUsesScrollButtons(true);
  bar->setElideMode(Qt::ElideRight);

  if (shape == QTabBar::RoundedWest) {
    bar->setIconSize(QSize(22, 22));
  }

  if (fancy) {
    bar->setStyle(proxy_style_.get());
  }

  if (shape == QTabBar::RoundedNorth)
    top_layout_->insertWidget(0, bar);
  else
    side_layout_->insertWidget(0, bar);

  foreach (const Item& item, items_) {
    if (item.type_ != Item::Type_Tab)
      continue;

    QString label = item.tab_label_;
    if (shape == QTabBar::RoundedWest) {
      label = QFontMetrics(font()).elidedText(label, Qt::ElideMiddle, 100);
    }

    int tab_id = -1;
    if (icons && text)
      tab_id = bar->addTab(item.tab_icon_, label);
    else if (icons)
      tab_id = bar->addTab(item.tab_icon_, QString());
    else if (text)
      tab_id = bar->addTab(label);

    // Adds tooltips only in Tabs mode or IconOnlyTabs mode
    // TODO in tab mode, show only if not elided, complicated since this doesn't inherit from QTabWidget
    if (shape == QTabBar::RoundedNorth && ((!text && icons) || (text && !icons)))
      bar->setTabToolTip(tab_id, item.tab_label_);
  }

  bar->setCurrentIndex(stack_->currentIndex());
  connect(bar, SIGNAL(currentChanged(int)), SLOT(ShowWidget(int)));
  tab_bar_ = bar;
}

KeyboardDialog::KeyboardDialog(QWidget* parent): QDialog(parent) {
	m_keyboard = new KeyboardWidget(this);
	m_keyboard->setKeymap(KeyboardWidget::US);
	m_keyboard->setContentsMargins(0, 0, 0, 0);
	connect(m_keyboard, SIGNAL(selected(QString)), this, SIGNAL(selected(QString)));

	QFrame* keyboardFrame = new QFrame(this);
	keyboardFrame->setFrameShape(QFrame::WinPanel);
	keyboardFrame->setFrameShadow(QFrame::Sunken);
	QVBoxLayout* keyboardFrameLayout = new QVBoxLayout(keyboardFrame);
		keyboardFrameLayout->addWidget(m_keyboard);
	
	QTabBar* tabBar = new QTabBar(this);
	tabBar->addTab(QIcon(":/img/keyboard/usflag.png"), "US Keymap");
	tabBar->addTab(QIcon(":/img/keyboard/deflag.png"), "DE Keymap");
	tabBar->addTab(QIcon(":/img/keyboard/frflag.png"), "FR Keymap");
	tabBar->addTab(QIcon(":/img/keyboard/rawflag.png"), "RAW Codes");
	connect(tabBar, SIGNAL(currentChanged(int)), m_keyboard, SLOT(setKeymap(int)));

	QLabel* selectedLabel = new QLabel("<b>Selected <a href=\"http://www.whdload.de/docs/en/rawkey.html\">raw key code</a>: </b>", this);
	selectedLabel->setOpenExternalLinks(true);

	QLabel* selected = new QLabel("$--", this);
	selected->setFont(QFont("Courier New", 16, QFont::Bold));
	connect(m_keyboard, SIGNAL(selected(QString)), selected, SLOT(setText(QString)));
	
	QPushButton* close = new QPushButton("Done", this);
	connect(close, SIGNAL(clicked()), this, SLOT(accept()));
	
	QVBoxLayout* mainLayout = new QVBoxLayout(this);
		mainLayout->setSizeConstraint(QLayout::SetFixedSize);
		mainLayout->setSpacing(0);
		mainLayout->addWidget(tabBar);
		mainLayout->addWidget(keyboardFrame);
		mainLayout->addSpacing(8);
		QHBoxLayout* selectionLayout = new QHBoxLayout();
			mainLayout->addLayout(selectionLayout);
			selectionLayout->addWidget(selectedLabel);
			selectionLayout->addSpacing(8);
			selectionLayout->addWidget(selected);
			selectionLayout->addStretch();
			selectionLayout->addWidget(close);
	
	setModal(true);
	setWindowTitle(__MAGE__WHDRun__NameAndVersion__ " :: WHDLoad Keyboard");
}

void FancyTabWidget::MakeTabBar(QTabBar::Shape shape, bool text, bool icons,
                                bool fancy) {
  QTabBar* bar = new QTabBar(this);
  bar->setShape(shape);
  bar->setDocumentMode(true);
  bar->setUsesScrollButtons(true);

  if (shape == QTabBar::RoundedWest) {
    bar->setIconSize(QSize(22, 22));
  }

  if (fancy) {
    bar->setStyle(proxy_style_.data());
  }

  if (shape == QTabBar::RoundedNorth)
    top_layout_->insertWidget(0, bar);
  else
    side_layout_->insertWidget(0, bar);

  foreach (const Item& item, items_) {
    if (item.type_ != Item::Type_Tab)
      continue;

    QString label = item.tab_label_;
    if (shape == QTabBar::RoundedWest) {
      label = QFontMetrics(font()).elidedText(label, Qt::ElideMiddle, 100);
    }

    int tab_id = -1;
    if (icons && text)
      tab_id = bar->addTab(item.tab_icon_, label);
    else if (icons)
      tab_id = bar->addTab(item.tab_icon_, QString());
    else if (text)
      tab_id = bar->addTab(label);

    bar->setTabToolTip(tab_id, item.tab_label_);
  }

  bar->setCurrentIndex(stack_->currentIndex());
  connect(bar, SIGNAL(currentChanged(int)), SLOT(ShowWidget(int)));
  tab_bar_ = bar;
}

void tst_QTabBar::insertAtCurrentIndex()
{
    QTabBar tabBar;
    tabBar.addTab("Tab1");
    QCOMPARE(tabBar.currentIndex(), 0);
    tabBar.insertTab(0, "Tab2");
    QCOMPARE(tabBar.currentIndex(), 1);
    tabBar.insertTab(0, "Tab3");
    QCOMPARE(tabBar.currentIndex(), 2);
    tabBar.insertTab(2, "Tab4");
    QCOMPARE(tabBar.currentIndex(), 3);
}

void tst_QTabBar::testCurrentChanged()
{
    QFETCH(int, tabToSet);
    QFETCH(int, expectedCount);
    QTabBar tabBar;
    QSignalSpy spy(&tabBar, SIGNAL(currentChanged(int)));
    tabBar.addTab("Tab1");
    tabBar.addTab("Tab2");
    QCOMPARE(tabBar.currentIndex(), 0);
    tabBar.setCurrentIndex(tabToSet);
    QCOMPARE(tabBar.currentIndex(), tabToSet);
    QCOMPARE(spy.count(), expectedCount);
}

void tst_QTabBar::removeLastTab()
{
    QTabBar tabbar;
    QSignalSpy spy(&tabbar, SIGNAL(currentChanged(int)));
    int index = tabbar.addTab("foo");
    QCOMPARE(spy.count(), 1);
    QCOMPARE(spy.at(0).at(0).toInt(), index);
    spy.clear();

    tabbar.removeTab(index);
    QCOMPARE(spy.count(), 1);
    QCOMPARE(spy.at(0).at(0).toInt(), -1);
    spy.clear();
}

void tst_QTabBar::selectionBehaviorOnRemove()
{
    QFETCH(QTabBar::SelectionBehavior, selectionBehavior);
    QFETCH(int, tabs);
    QFETCH(IntList, select);
    QFETCH(IntList, remove);
    QFETCH(int, expected);

    QTabBar tabbar;
    tabbar.setSelectionBehaviorOnRemove(selectionBehavior);
    while(--tabs >= 0)
        tabbar.addTab(QString::number(tabs));
    QCOMPARE(tabbar.currentIndex(), 0);
    while(!select.isEmpty())
        tabbar.setCurrentIndex(select.takeFirst());
    while(!remove.isEmpty())
        tabbar.removeTab(remove.takeFirst());
    QVERIFY(tabbar.count() > 0);
    QCOMPARE(tabbar.currentIndex(), expected);
}

void tst_QTabBar::closeButton()
{
    QTabBar tabbar;
    QCOMPARE(tabbar.tabsClosable(), false);
    tabbar.setTabsClosable(true);
    QCOMPARE(tabbar.tabsClosable(), true);
    tabbar.addTab("foo");

    QTabBar::ButtonPosition closeSide = (QTabBar::ButtonPosition)tabbar.style()->styleHint(QStyle::SH_TabBar_CloseButtonPosition, 0, &tabbar);
    QTabBar::ButtonPosition otherSide = (closeSide == QTabBar::LeftSide ? QTabBar::RightSide : QTabBar::LeftSide);
    QVERIFY(tabbar.tabButton(0, otherSide) == 0);
    QVERIFY(tabbar.tabButton(0, closeSide) != 0);

    QAbstractButton *button = static_cast<QAbstractButton*>(tabbar.tabButton(0, closeSide));
    QVERIFY(button);
    QSignalSpy spy(&tabbar, SIGNAL(tabCloseRequested(int)));
    button->click();
    QCOMPARE(tabbar.count(), 1);
    QCOMPARE(spy.count(), 1);
}

// QTabBar::setTabButton(index, closeSide, closeButton);
void tst_QTabBar::tabButton()
{
    QFETCH(QTabBar::ButtonPosition, position);
    QTabBar::ButtonPosition otherSide = (position == QTabBar::LeftSide ? QTabBar::RightSide : QTabBar::LeftSide);

    QTabBar tabbar;
    tabbar.resize(500, 200);
    tabbar.show();
    QTRY_VERIFY(tabbar.isVisible());

    tabbar.setTabButton(-1, position, 0);
    QVERIFY(tabbar.tabButton(-1, position) == 0);
    QVERIFY(tabbar.tabButton(0, position) == 0);

    tabbar.addTab("foo");
    QCOMPARE(tabbar.count(), 1);
    tabbar.setTabButton(0, position, 0);
    QVERIFY(tabbar.tabButton(0, position) == 0);

    QPushButton *button = new QPushButton;
    button->show();
    button->setText("hi");
    button->resize(10, 10);
    QTRY_VERIFY(button->isVisible());
    QTRY_VERIFY(button->isVisible());

    tabbar.setTabButton(0, position, button);

    QCOMPARE(tabbar.tabButton(0, position), static_cast<QWidget *>(button));
    QTRY_VERIFY(!button->isHidden());
    QVERIFY(tabbar.tabButton(0, otherSide) == 0);
    QCOMPARE(button->parent(), static_cast<QObject *>(&tabbar));
    QVERIFY(button->pos() != QPoint(0, 0));

    QPushButton *button2 = new QPushButton;
    tabbar.setTabButton(0, position, button2);
    QVERIFY(button->isHidden());
}

    Style() {
        row1 = new QHBoxLayout();
        setLayout(row1);

        button = new QPushButton();
        button->setText("Test Button");
        row1->addWidget(button);

        lineEdit = new QLineEdit();
        lineEdit->setText("Test Lineedit");
        row1->addWidget(lineEdit);

        slider = new QSlider();
        row1->addWidget(slider);

        row1->addWidget(new QSpinBox);
        row1->addWidget(new QScrollBar);

        QTabBar *tab  = new QTabBar();
        tab->addTab("Foo");
        tab->addTab("Bar");
        row1->addWidget(tab);
    }

void tst_QTabBar::sizeHints()
{
    QTabBar tabBar;
	QSKIP("To be fixed on Mac (font size below not large enough) and Linux QWS (probably too large for the screen).", SkipSingle);
    tabBar.setFont(QFont("Arial", 10));
    tabBar.addTab("tab 01");
    tabBar.addTab("tab 02");
    tabBar.addTab("tab 03");
    tabBar.addTab("tab 04");
    tabBar.addTab("tab 05");
    tabBar.addTab("tab 06");
    tabBar.addTab("This is tab7");
    tabBar.addTab("This is tab8");
    tabBar.addTab("This is tab9 with a very long title");

    // No eliding and no scrolling -> tabbar becomes very wide
    tabBar.setUsesScrollButtons(false);
    tabBar.setElideMode(Qt::ElideNone);
//    qDebug() << tabBar.minimumSizeHint() << tabBar.sizeHint();
    QVERIFY(tabBar.minimumSizeHint().width() > 700);
    QVERIFY(tabBar.sizeHint().width() > 700);

    // Scrolling enabled -> no reason to become very wide
    tabBar.setUsesScrollButtons(true);
 //   qDebug() << tabBar.minimumSizeHint() << tabBar.sizeHint();
    QVERIFY(tabBar.minimumSizeHint().width() < 200);
    QVERIFY(tabBar.sizeHint().width() > 700); // unchanged

    // Eliding enabled -> no reason to become very wide
    tabBar.setUsesScrollButtons(false);
    tabBar.setElideMode(Qt::ElideRight);
//    qDebug() << tabBar.minimumSizeHint() << tabBar.sizeHint();
    QVERIFY(tabBar.minimumSizeHint().width() < 500);
    QVERIFY(tabBar.sizeHint().width() > 700); // unchanged

    tabBar.addTab("This is tab10 with a very long title");
    QVERIFY(tabBar.minimumSizeHint().width() < 600);
    QVERIFY(tabBar.sizeHint().width() > 700); // unchanged
}

void managementWidget::setupWidgets()
{
  QTab t;

  top = new QBoxLayout(this,QBoxLayout::TopToBottom);
  vPan  = new QSplitter(QSplitter::Horizontal, this);
  top->addWidget(vPan);

  // the left panel
  leftpanel = new QFrame(vPan);
  leftbox = new QBoxLayout(leftpanel,QBoxLayout::TopToBottom);

  QTabBar *ltab = new QTabBar(leftpanel);

  treeList = new KpTreeList(leftpanel);


  for (int i = 0; i < 4; i++) {
    QTab *t = new QTab();
    t->setText( tType[i] );
    ltab->addTab(t);
  }
  // Quick Search Bar
  searchToolBar = new KToolBar( leftpanel, "search toolbar");

  QToolButton *clearSearch = new QToolButton(searchToolBar);
  clearSearch->setTextLabel(i18n("Clear Search"), true);
  clearSearch->setIconSet(SmallIconSet(QApplication::reverseLayout() ? "clear_left"
                                            : "locationbar_erase"));
  (void) new QLabel(i18n("Search: "),searchToolBar);

  searchLine = new KpListViewSearchLine(searchToolBar, treeList);
  //  searchLine->setKeepParentsVisible(false);
  connect( clearSearch, SIGNAL( pressed() ), searchLine, SLOT( clear() ));

  QValueList<int> clist;  clist.append(0);  clist.append(2);
  searchLine->setSearchColumns(clist);

  searchToolBar->setStretchableWidget( searchLine );
  connect( treeList, SIGNAL( cleared() ), searchLine, SLOT( clear() ));

  connect(ltab,SIGNAL(selected (int)),SLOT(tabChanged(int)));
  ltab->setCurrentTab(treeList->treeType);

  leftbox->addWidget(ltab,10);
  leftbox->addWidget(searchToolBar,10);
  leftbox->addWidget(treeList,10);

  leftbox->addStretch();

  lbuttons = new QBoxLayout(QBoxLayout::LeftToRight);

  luinstButton = new QPushButton(i18n("Uninstall Marked"),leftpanel);
  luinstButton->setEnabled(FALSE);
  connect(luinstButton,SIGNAL(clicked()),
	  SLOT(uninstallMultClicked()));
  linstButton = new QPushButton(i18n("Install Marked"),leftpanel);
  linstButton->setEnabled(FALSE);
  connect(linstButton,SIGNAL(clicked()),
	  SLOT(installMultClicked()));

  leftbox->addLayout(lbuttons,0); // top level layout as child

  // Setup the `buttons' layout
  lbuttons->addWidget(linstButton,1,AlignBottom);
  lbuttons->addWidget(luinstButton,1,AlignBottom);
  lbuttons->addStretch(1);

  connect(treeList, SIGNAL(selectionChanged(QListViewItem *)),
	  SLOT(packageHighlighted(QListViewItem *)));

  // the right panel
  rightpanel = new QFrame(vPan);
  rightbox = new QBoxLayout(rightpanel,QBoxLayout::TopToBottom);

  packageDisplay = new packageDisplayWidget(rightpanel);
  //  connect(this, SIGNAL(changePackage(packageInfo *)),
  //  packageDisplay, SLOT(changePackage(packageInfo *)));

  rbuttons = new QBoxLayout(QBoxLayout::LeftToRight);

  uinstButton = new QPushButton(i18n("Uninstall"),rightpanel);
  uinstButton->setEnabled(FALSE);
  connect(uinstButton,SIGNAL(clicked()),
	  SLOT(uninstallSingleClicked()));
  instButton = new QPushButton(i18n("Install"),rightpanel);
  instButton->setEnabled(FALSE);
  connect(instButton,SIGNAL(clicked()),
	  SLOT(installSingleClicked()));


  // Setup the `right panel' layout
  rightbox->addWidget(packageDisplay,10);
  rightbox->addLayout(rbuttons,0); // top level layout as child

  // Setup the `buttons' layout
  rbuttons->addWidget(instButton,1);
  rbuttons->addWidget(uinstButton,1);
  rbuttons->addStretch(1);

//.........这里部分代码省略.........

ItemLibraryWidget::ItemLibraryWidget(QWidget *parent) :
    QFrame(parent),
    m_itemIconSize(24, 24),
    m_resIconSize(24, 24),
    m_iconProvider(m_resIconSize),
    m_itemsView(new QQuickView()),
    m_resourcesView(new ItemLibraryTreeView(this)),
    m_filterFlag(QtBasic)
{
    ItemLibraryModel::registerQmlTypes();

    setWindowTitle(tr("Library", "Title of library view"));

    /* create Items view and its model */
    m_itemsView->setResizeMode(QQuickView::SizeRootObjectToView);
    m_itemLibraryModel = new ItemLibraryModel(this);

    QQmlContext *rootContext = m_itemsView->rootContext();
    rootContext->setContextProperty(QStringLiteral("itemLibraryModel"), m_itemLibraryModel.data());
    rootContext->setContextProperty(QStringLiteral("itemLibraryIconWidth"), m_itemIconSize.width());
    rootContext->setContextProperty(QStringLiteral("itemLibraryIconHeight"), m_itemIconSize.height());
    rootContext->setContextProperty(QStringLiteral("rootView"), this);

    m_itemsView->rootContext()->setContextProperty(QStringLiteral("highlightColor"), Utils::StyleHelper::notTooBrightHighlightColor());

    /* create Resources view and its model */
    m_resourcesFileSystemModel = new QFileSystemModel(this);
    m_resourcesFileSystemModel->setIconProvider(&m_iconProvider);
    m_resourcesView->setModel(m_resourcesFileSystemModel.data());
    m_resourcesView->setIconSize(m_resIconSize);

    /* create image provider for loading item icons */
    m_itemsView->engine()->addImageProvider(QStringLiteral("qmldesigner_itemlibrary"), new Internal::ItemLibraryImageProvider);

    /* other widgets */
    QTabBar *tabBar = new QTabBar(this);
    tabBar->addTab(tr("QML Types", "Title of library QML types view"));
    tabBar->addTab(tr("Resources", "Title of library resources view"));
    tabBar->addTab(tr("Imports", "Title of library imports view"));
    tabBar->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
    connect(tabBar, SIGNAL(currentChanged(int)), this, SLOT(setCurrentIndexOfStackedWidget(int)));
    connect(tabBar, SIGNAL(currentChanged(int)), this, SLOT(updateSearch()));

    m_filterLineEdit = new Utils::FancyLineEdit(this);
    m_filterLineEdit->setObjectName(QStringLiteral("itemLibrarySearchInput"));
    m_filterLineEdit->setPlaceholderText(tr("<Filter>", "Library search input hint text"));
    m_filterLineEdit->setDragEnabled(false);
    m_filterLineEdit->setMinimumWidth(75);
    m_filterLineEdit->setTextMargins(0, 0, 20, 0);
    m_filterLineEdit->setFiltering(true);
    QWidget *lineEditFrame = new QWidget(this);
    lineEditFrame->setObjectName(QStringLiteral("itemLibrarySearchInputFrame"));
    QGridLayout *lineEditLayout = new QGridLayout(lineEditFrame);
    lineEditLayout->setMargin(2);
    lineEditLayout->setSpacing(0);
    lineEditLayout->addItem(new QSpacerItem(5, 3, QSizePolicy::Fixed, QSizePolicy::Fixed), 0, 0, 1, 3);
    lineEditLayout->addItem(new QSpacerItem(5, 5, QSizePolicy::Fixed, QSizePolicy::Fixed), 1, 0);
    lineEditLayout->addWidget(m_filterLineEdit.data(), 1, 1, 1, 1);
    lineEditLayout->addItem(new QSpacerItem(5, 5, QSizePolicy::Fixed, QSizePolicy::Fixed), 1, 2);
    connect(m_filterLineEdit.data(), SIGNAL(filterChanged(QString)), this, SLOT(setSearchFilter(QString)));

    QWidget *container = createWindowContainer(m_itemsView.data());
    m_stackedWidget = new QStackedWidget(this);
    m_stackedWidget->addWidget(container);
    m_stackedWidget->addWidget(m_resourcesView.data());

    QWidget *spacer = new QWidget(this);
    spacer->setObjectName(QStringLiteral("itemLibrarySearchInputSpacer"));
    spacer->setFixedHeight(4);

    QGridLayout *layout = new QGridLayout(this);
    layout->setContentsMargins(0, 0, 0, 0);
    layout->setSpacing(0);
    layout->addWidget(tabBar, 0, 0, 1, 1);
    layout->addWidget(spacer, 1, 0);
    layout->addWidget(lineEditFrame, 2, 0, 1, 1);
    layout->addWidget(m_stackedWidget.data(), 3, 0, 1, 1);

    setResourcePath(QDir::currentPath());
    setSearchFilter(QString());

    /* style sheets */
    setStyleSheet(QString::fromUtf8(Utils::FileReader::fetchQrc(":/qmldesigner/stylesheet.css")));
    m_resourcesView->setStyleSheet(QString::fromUtf8(Utils::FileReader::fetchQrc(":/qmldesigner/scrollbar.css")));

    m_qmlSourceUpdateShortcut = new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_F5), this);
    connect(m_qmlSourceUpdateShortcut, SIGNAL(activated()), this, SLOT(reloadQmlSource()));

    // init the first load of the QML UI elements
    reloadQmlSource();
}