void tst_QTabBar::setUsesScrollButtons()
{
QFETCH(int, usesArrows);
QTabBar tabBar;
if (usesArrows != -128)
tabBar.setUsesScrollButtons(usesArrows);
QTEST(tabBar.usesScrollButtons(), "expectedArrows");
// Make sure style sheet does not override user set mode
tabBar.setStyleSheet("QWidget { background-color: #ABA8A6;}");
QTEST(tabBar.usesScrollButtons(), "expectedArrows");
}
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 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;
}
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;
}
int main (int argc, char *argv[])
{
QApplication::setApplicationName ("KvantumViewer");
QApplication viewer (argc,argv);
#if QT_VERSION >= 0x050500
viewer.setAttribute(Qt::AA_UseHighDpiPixmaps, true);
#endif
QStringList langs (QLocale::system().uiLanguages());
QString lang; // bcp47Name() doesn't work under vbox
if (!langs.isEmpty())
lang = langs.first().replace ('-', '_');
QTranslator qtTranslator;
if (!qtTranslator.load ("qt_" + lang, QLibraryInfo::location (QLibraryInfo::TranslationsPath)))
{ // not needed; doesn't happen
if (!langs.isEmpty())
{
lang = langs.first().split (QLatin1Char ('-')).first();
qtTranslator.load ("qt_" + lang, QLibraryInfo::location (QLibraryInfo::TranslationsPath));
}
}
viewer.installTranslator (&qtTranslator);
QTranslator KPTranslator;
KPTranslator.load ("kvantumpreview_" + lang, QStringLiteral (DATADIR) + "/kvantumpreview/translations");
viewer.installTranslator (&KPTranslator);
KvantumPreview k (NULL);
k.show();
QList<QTabWidget *> list = k.findChildren<QTabWidget*>();
if (!list.isEmpty())
{
QTabWidget *tw = list.at (0);
#if QT_VERSION < 0x050000
QTabBar *tb = tw->findChild<QTabBar*>(QLatin1String("qt_tabwidget_tabbar"));
if (tb) tb->setUsesScrollButtons (true);
#else
tw->tabBar()->setUsesScrollButtons (true);
#endif
}
QObject::connect (&viewer, &QApplication::lastWindowClosed, &viewer, &QApplication::quit);
return viewer.exec();
}
