diff --git a/src/kcmoduleqml.cpp b/src/kcmoduleqml.cpp index a324679..5a21e58 100644 --- a/src/kcmoduleqml.cpp +++ b/src/kcmoduleqml.cpp @@ -1,320 +1,320 @@ /* This file is part of the KDE Project Copyright (c) 2014 Marco Martin This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License version 2 as published by the Free Software Foundation. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include "kcmoduleqml_p.h" #include #include #include #include #include #include #include #include #include #include #include class KCModuleQmlPrivate { public: KCModuleQmlPrivate(std::unique_ptr cm, KCModuleQml *q) : q(q), configModule(std::move(cm)) { } ~KCModuleQmlPrivate() { } void syncCurrentIndex() { if (!configModule || !pageRow) { return; } configModule->setCurrentIndex(pageRow->property("currentIndex").toInt()); } KCModuleQml *q; QQuickWindow *quickWindow = nullptr; QQuickWidget *quickWidget = nullptr; QQuickItem *rootPlaceHolder = nullptr; QQuickItem *pageRow = nullptr; std::unique_ptr configModule; KDeclarative::QmlObjectSharedEngine *qmlObject = nullptr; }; KCModuleQml::KCModuleQml(std::unique_ptr configModule, QWidget* parent, const QVariantList& args) : KCModule(parent, args), d(new KCModuleQmlPrivate(std::move(configModule), this)) { connect(d->configModule.get(), &KQuickAddons::ConfigModule::quickHelpChanged, this, &KCModuleQml::quickHelpChanged); //HACK:Here is important those two enums keep having the exact same values //but the kdeclarative one can't use the KCModule's enum setButtons((KCModule::Buttons)(int)d->configModule->buttons()); connect(d->configModule.get(), &KQuickAddons::ConfigModule::buttonsChanged, this, [=] { setButtons((KCModule::Buttons)(int)d->configModule->buttons()); }); if (d->configModule->needsSave()) { emit changed(true); } connect(d->configModule.get(), &KQuickAddons::ConfigModule::needsSaveChanged, this, [=] { emit changed(d->configModule->needsSave()); }); setNeedsAuthorization(d->configModule->needsAuthorization()); connect(d->configModule.get(), &KQuickAddons::ConfigModule::needsAuthorizationChanged, this, [=] { setNeedsAuthorization(d->configModule->needsAuthorization()); }); setRootOnlyMessage(d->configModule->rootOnlyMessage()); setUseRootOnlyMessage(d->configModule->useRootOnlyMessage()); connect(d->configModule.get(), &KQuickAddons::ConfigModule::rootOnlyMessageChanged, this, [=] { setRootOnlyMessage(d->configModule->rootOnlyMessage()); }); connect(d->configModule.get(), &KQuickAddons::ConfigModule::useRootOnlyMessageChanged, this, [=] { setUseRootOnlyMessage(d->configModule->useRootOnlyMessage()); }); #ifndef KCONFIGWIDGETS_NO_KAUTH if (!d->configModule->authActionName().isEmpty()) { setAuthAction(KAuth::Action(d->configModule->authActionName())); } connect(d->configModule.get(), &KQuickAddons::ConfigModule::authActionNameChanged, this, [=] { setAuthAction(d->configModule->authActionName()); }); #endif //KCModule takes ownership of the kabout data so we need to force a copy setAboutData(new KAboutData(*d->configModule->aboutData())); setFocusPolicy(Qt::StrongFocus); //Build the UI QVBoxLayout* layout = new QVBoxLayout(this); layout->setContentsMargins(0, 0, 0, 0); d->qmlObject = new KDeclarative::QmlObjectSharedEngine(this); d->quickWidget = new QQuickWidget(d->qmlObject->engine(), this); d->quickWidget->setResizeMode(QQuickWidget::SizeRootObjectToView); d->quickWidget->setFocusPolicy(Qt::StrongFocus); d->quickWidget->installEventFilter(this); d->quickWidget->setAttribute(Qt::WA_AlwaysStackOnTop, true); d->quickWindow = d->quickWidget->quickWindow(); d->quickWindow->setColor(Qt::transparent); QQmlComponent *component = new QQmlComponent(d->qmlObject->engine(), this); //this has activeFocusOnTab to notice when the navigation wraps //around, so when we need to go outside and inside //pushPage/popPage are needed as push of StackView can't be directly invoked from c++ //because its parameters are QQmlV4Function which is not public //the managers of onEnter/ReturnPressed are a workaround of //Qt bug https://bugreports.qt.io/browse/QTBUG-70934 component->setData(QByteArrayLiteral("import QtQuick 2.3\n" "import org.kde.kirigami 2.4 as Kirigami\n" "Kirigami.ApplicationItem{" //purely cosmetic space, those magic values are to align perfectly within Systemsettings "header: Item {height: Math.round(Kirigami.Units.gridUnit*0.25)}" "implicitWidth:pageStack.implicitWidth;" "implicitHeight:pageStack.implicitHeight+header.height;" // allow only one column by default "pageStack.defaultColumnWidth:width;" "pageStack.separatorVisible:false;" "pageStack.globalToolBar.style: pageStack.wideScreen ? Kirigami.ApplicationHeaderStyle.Titles : Kirigami.ApplicationHeaderStyle.Breadcrumb;" - "pageStack.globalToolBar.showNavigationButtons:false;" + "pageStack.globalToolBar.showNavigationButtons:true;" "pageStack.globalToolBar.separatorVisible:false;" "activeFocusOnTab:true;" "Keys.onReturnPressed:{event.accepted=true}" "Keys.onEnterPressed:{event.accepted=true}" "}"), QUrl()); d->rootPlaceHolder = qobject_cast(component->create()); d->quickWidget->setContent(QUrl(), component, d->rootPlaceHolder); d->pageRow = d->rootPlaceHolder->property("pageStack").value(); if (d->pageRow) { QMetaObject::invokeMethod(d->pageRow, "push", Qt::DirectConnection, Q_ARG(QVariant, QVariant::fromValue(d->configModule->mainUi())), Q_ARG(QVariant, QVariant())); connect(d->configModule.get(), &KQuickAddons::ConfigModule::pagePushed, this, [this](QQuickItem *page) { QMetaObject::invokeMethod(d->pageRow, "push", Qt::DirectConnection, Q_ARG(QVariant, QVariant::fromValue(page)), Q_ARG(QVariant, QVariant())); } ); connect(d->configModule.get(), &KQuickAddons::ConfigModule::pageRemoved, this, [this]() { QMetaObject::invokeMethod(d->pageRow, "pop", Qt::DirectConnection, Q_ARG(QVariant, QVariant())); } ); connect(d->configModule.get(), &KQuickAddons::ConfigModule::currentIndexChanged, this, [this]() { d->pageRow->setProperty("currentIndex", d->configModule->currentIndex()); } ); //New syntax cannot be used to connect to QML types connect(d->pageRow, SIGNAL(currentIndexChanged()), this, SLOT(syncCurrentIndex())); auto syncColumnWidth = [this](){ d->pageRow->setProperty("defaultColumnWidth", d->configModule->columnWidth() > 0 ? d->configModule->columnWidth() : d->rootPlaceHolder->width()); }; syncColumnWidth(); connect(d->configModule.get(), &KQuickAddons::ConfigModule::columnWidthChanged, this, syncColumnWidth); connect(d->rootPlaceHolder, &QQuickItem::widthChanged, this, syncColumnWidth); //HACK: in order to work with old Systemsettings //search if we are in a KPageWidget, search ofr its page, and if it has //an header set, disable our own title //FIXME: eventually remove this hack QObject *candidate = this; while (candidate) { candidate = candidate->parent(); KPageWidget *page = qobject_cast(candidate); if (page && !page->currentPage()->header().isEmpty()) { QObject *globalToolBar = d->pageRow->property("globalToolBar").value(); //5 is None globalToolBar->setProperty("style", 5); } } } layout->addWidget(d->quickWidget); } KCModuleQml::~KCModuleQml() { delete d; } bool KCModuleQml::eventFilter(QObject* watched, QEvent* event) { //FIXME: those are all workarounds around the QQuickWidget brokeness //BUG https://bugreports.qt.io/browse/QTBUG-64561 if (watched == d->quickWidget && event->type() == QEvent::KeyPress) { //allow tab navigation inside the qquickwidget QKeyEvent *ke = static_cast(event); QQuickItem *currentItem = d->quickWindow->activeFocusItem(); if (!currentItem) { return KCModule::eventFilter(watched, event); } if (currentItem->scopedFocusItem()) { currentItem = currentItem->scopedFocusItem(); } if (ke->key() == Qt::Key_Tab) { //nextItemInFocusChain will always return something, in the worst case will still be currentItem QQuickItem *nextItem = currentItem->nextItemInFocusChain(true); //when it arrives at the place holder item, go out of the qqw and //go to the other widgets around systemsettigns if (nextItem == d->rootPlaceHolder) { QWidget *w = d->quickWidget->nextInFocusChain(); while (!w->isEnabled() || !(w->focusPolicy() & Qt::TabFocus)) { w = w->nextInFocusChain(); } w->setFocus(Qt::TabFocusReason); } else { nextItem->forceActiveFocus(Qt::TabFocusReason); } return true; } else if (ke->key() == Qt::Key_Backtab || (ke->key() == Qt::Key_Tab && (ke->modifiers() & Qt::ShiftModifier))) { QQuickItem *nextItem = currentItem->nextItemInFocusChain(false); if (nextItem == d->rootPlaceHolder) { QWidget *w = d->quickWidget->previousInFocusChain(); while (!w->isEnabled() || !(w->focusPolicy() & Qt::TabFocus)) { w = w->previousInFocusChain(); } w->setFocus(Qt::BacktabFocusReason); } else { nextItem->forceActiveFocus(Qt::BacktabFocusReason); } return true; } } return KCModule::eventFilter(watched, event); } bool KCModuleQml::event(QEvent *event) { // more QQuickWidget hacks // if a mouse press is handled by the new input handlers it is not accepted // this causes the breeze style to start a window drag // mark all mouse events as accepted after being processed bool rc = KCModule::event(event); if (event->type () == QEvent::MouseButtonPress || event->type() == QEvent::MouseButtonRelease) { event->accept(); } return rc; } void KCModuleQml::focusInEvent(QFocusEvent *event) { Q_UNUSED(event) if (event->reason() == Qt::TabFocusReason) { d->rootPlaceHolder->nextItemInFocusChain(true)->forceActiveFocus(Qt::TabFocusReason); } else if (event->reason() == Qt::BacktabFocusReason) { d->rootPlaceHolder->nextItemInFocusChain(false)->forceActiveFocus(Qt::BacktabFocusReason); } } QSize KCModuleQml::sizeHint() const { if (!d->configModule->mainUi()) { return QSize(); } return QSize(d->rootPlaceHolder->implicitWidth(), d->rootPlaceHolder->implicitHeight()); } QString KCModuleQml::quickHelp() const { return d->configModule->quickHelp(); } const KAboutData *KCModuleQml::aboutData() const { return d->configModule->aboutData(); } void KCModuleQml::load() { d->configModule->load(); } void KCModuleQml::save() { d->configModule->save(); d->configModule->setNeedsSave(false); } void KCModuleQml::defaults() { d->configModule->defaults(); } #include "moc_kcmoduleqml_p.cpp"