File indexing completed on 2024-04-28 16:49:27

 /*
 *  Copyright 2018  Michail Vourlakos <mvourlakos@gmail.com>
 *
 *  This file is part of Latte-Dock
 *
 *  Latte-Dock is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License as
 *  published by the Free Software Foundation; either version 2 of
 *  the License, or (at your option) any later version.
 *
 *  Latte-Dock 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include "secondaryconfigview.h"
 
 // local
 #include <config-latte.h>
 #include "primaryconfigview.h"
 #include "../panelshadows_p.h"
 #include "../view.h"
 #include "../../lattecorona.h"
 #include "../../wm/abstractwindowinterface.h"
 
 // Qt
 #include <QQuickItem>
 #include <QQmlContext>
 #include <QQmlEngine>
 #include <QScreen>
 
 // KDE
 #include <KLocalizedContext>
 #include <KDeclarative/KDeclarative>
 #include <KWayland/Client/plasmashell.h>
 #include <KWayland/Client/surface.h>
 #include <KWindowEffects>
 #include <KWindowSystem>
 
 // Plasma
 #include <Plasma/Package>
 
 namespace Latte {
 namespace ViewPart {
 
 SecondaryConfigView::SecondaryConfigView(Latte::View *view, QWindow *parent)
     : QQuickView(nullptr),
       m_latteView(view)
 {
     m_parent = qobject_cast<PrimaryConfigView *>(parent);
     m_corona = qobject_cast<Latte::Corona *>(m_latteView->containment()->corona());
 
     setupWaylandIntegration();
 
     if (KWindowSystem::isPlatformX11()) {
         m_corona->wm()->registerIgnoredWindow(winId());
     } else {
         connect(m_corona->wm(), &WindowSystem::AbstractWindowInterface::latteWindowAdded, this, [&]() {
             if (m_waylandWindowId.isNull()) {
                 m_waylandWindowId = m_corona->wm()->winIdFor("latte-dock", geometry());
                 m_corona->wm()->registerIgnoredWindow(m_waylandWindowId);
             }
         });
     }
 
     setResizeMode(QQuickView::SizeViewToRootObject);
     setScreen(m_latteView->screen());
 
     if (m_latteView && m_latteView->containment()) {
         setIcon(qGuiApp->windowIcon());
     }
 
     m_screenSyncTimer.setSingleShot(true);
     m_screenSyncTimer.setInterval(100);
 
     connect(this, &QQuickView::widthChanged, this, &SecondaryConfigView::updateEffects);
     connect(this, &QQuickView::heightChanged, this, &SecondaryConfigView::updateEffects);
 
     connect(this, &QQuickView::statusChanged, [&](QQuickView::Status status) {
         if (status == QQuickView::Ready) {
             updateEffects();
         }
     });
 
     connections << connect(m_parent, &PrimaryConfigView::availableScreenGeometryChanged, this, &SecondaryConfigView::syncGeometry);
 
     connections << connect(&m_screenSyncTimer, &QTimer::timeout, this, [this]() {
         setScreen(m_latteView->screen());
         setFlags(wFlags());
 
         if (KWindowSystem::isPlatformX11()) {
 #if KF5_VERSION_MINOR >= 45
             KWindowSystem::setState(winId(), NET::SkipTaskbar | NET::SkipPager | NET::SkipSwitcher);
 #else
             KWindowSystem::setState(winId(), NET::SkipTaskbar | NET::SkipPager);
 #endif
 
             KWindowSystem::setOnAllDesktops(winId(), true);
         }
 
         syncGeometry();
         syncSlideEffect();
     });
     connections << connect(m_latteView->visibility(), &VisibilityManager::modeChanged, this, &SecondaryConfigView::syncGeometry);
 
     m_thicknessSyncTimer.setSingleShot(true);
     m_thicknessSyncTimer.setInterval(200);
     connections << connect(&m_thicknessSyncTimer, &QTimer::timeout, this, [this]() {
         syncGeometry();
     });
 
     connections << connect(m_latteView, &Latte::View::normalThicknessChanged, [&]() {
         m_thicknessSyncTimer.start();
     });
 }
 
 SecondaryConfigView::~SecondaryConfigView()
 {
     qDebug() << "SecDockConfigView deleting ...";
 
     m_corona->dialogShadows()->removeWindow(this);
 
     m_corona->wm()->unregisterIgnoredWindow(KWindowSystem::isPlatformX11() ? winId() : m_waylandWindowId);
 
     for (const auto &var : connections) {
         QObject::disconnect(var);
     }
 }
 
 void SecondaryConfigView::init()
 {
     qDebug() << "dock secondary config view : initialization started...";
 
     setDefaultAlphaBuffer(true);
     setColor(Qt::transparent);
     m_corona->dialogShadows()->addWindow(this);
     rootContext()->setContextProperty(QStringLiteral("latteView"), m_latteView);
     rootContext()->setContextProperty(QStringLiteral("viewConfig"), this);
     rootContext()->setContextProperty(QStringLiteral("plasmoid"), m_latteView->containment()->property("_plasma_graphicObject").value<QObject *>());
 
     KDeclarative::KDeclarative kdeclarative;
     kdeclarative.setDeclarativeEngine(engine());
     kdeclarative.setTranslationDomain(QStringLiteral("latte-dock"));
 #if KF5_VERSION_MINOR >= 45
     kdeclarative.setupContext();
     kdeclarative.setupEngine(engine());
 #else
     kdeclarative.setupBindings();
 #endif
 
     QByteArray tempFilePath = "lattedocksecondaryconfigurationui";
 
     updateEnabledBorders();
 
     auto source = QUrl::fromLocalFile(m_latteView->containment()->corona()->kPackage().filePath(tempFilePath));
     setSource(source);
     syncGeometry();
     syncSlideEffect();
 
     if (m_parent && KWindowSystem::isPlatformX11()) {
         m_parent->requestActivate();
     }
 
     qDebug() << "dock secondary config view : initialization ended...";
 }
 
 inline Qt::WindowFlags SecondaryConfigView::wFlags() const
 {
     return (flags() | Qt::FramelessWindowHint /*| Qt::WindowStaysOnTopHint*/) & ~Qt::WindowDoesNotAcceptFocus;
 }
 
 QRect SecondaryConfigView::geometryWhenVisible() const
 {
     return m_geometryWhenVisible;
 }
 
 void SecondaryConfigView::requestActivate()
 {
     if (KWindowSystem::isPlatformWayland() && m_shellSurface) {
         if (m_waylandWindowId.isNull()) {
             m_waylandWindowId = m_corona->wm()->winIdFor("latte-dock", geometry());
         }
 
         m_corona->wm()->requestActivate(m_waylandWindowId);
     } else {
         QQuickView::requestActivate();
     }
 }
 
 void SecondaryConfigView::syncGeometry()
 {
     if (!m_latteView || !m_latteView->layout() || !m_latteView->containment() || !m_parent || !rootObject()) {
         return;
     }
 
     const QSize size(rootObject()->width(), rootObject()->height());
     setMaximumSize(size);
     setMinimumSize(size);
     resize(size);
 
     const auto location = m_latteView->containment()->location();
     const auto scrGeometry = m_latteView->screenGeometry();
     const auto availGeometry = m_parent->availableScreenGeometry();
 
     int clearThickness = m_latteView->editThickness();
 
     int secondaryConfigSpacing = 2 * m_latteView->fontPixelSize();
 
     QPoint position{0, 0};
 
     int xPos{0};
     int yPos{0};
 
     switch (m_latteView->containment()->formFactor()) {
     case Plasma::Types::Horizontal: {
         if (qApp->isLeftToRight()) {
             xPos = availGeometry.x() + secondaryConfigSpacing;
         } else {
             xPos = availGeometry.x() + availGeometry.width() - size.width() - secondaryConfigSpacing;
         }
 
         if (location == Plasma::Types::TopEdge) {
             yPos = scrGeometry.y() + clearThickness;
         } else if (location == Plasma::Types::BottomEdge) {
             yPos = scrGeometry.y() + scrGeometry.height() - clearThickness - size.height();
         }
     }
         break;
 
     case Plasma::Types::Vertical: {
         yPos = availGeometry.y() + secondaryConfigSpacing;
 
         if (location == Plasma::Types::LeftEdge) {
             xPos = scrGeometry.x() + clearThickness;
         } else if (location == Plasma::Types::RightEdge) {
             xPos = scrGeometry.x() + scrGeometry.width() - clearThickness - size.width();
         }
     }
         break;
 
     default:
         qWarning() << "no sync geometry, wrong formFactor";
         break;
     }
 
     position = {xPos, yPos};
 
     updateEnabledBorders();
 
     m_geometryWhenVisible = QRect(position.x(), position.y(), size.width(), size.height());
 
     setPosition(position);
 
     if (m_shellSurface) {
         m_shellSurface->setPosition(position);
     }
 
     //! after placement request to activate the main config window in order to avoid
     //! rare cases of closing settings window from secondaryConfigView->focusOutEvent
     if (m_parent && KWindowSystem::isPlatformX11()) {
         m_parent->requestActivate();
     }
 }
 
 void SecondaryConfigView::syncSlideEffect()
 {
     if (!m_latteView || !m_latteView->containment()) {
         return;
     }
 
     auto slideLocation = WindowSystem::AbstractWindowInterface::Slide::None;
 
     switch (m_latteView->containment()->location()) {
     case Plasma::Types::TopEdge:
         slideLocation = WindowSystem::AbstractWindowInterface::Slide::Top;
         break;
 
     case Plasma::Types::RightEdge:
         slideLocation = WindowSystem::AbstractWindowInterface::Slide::Right;
         break;
 
     case Plasma::Types::BottomEdge:
         slideLocation = WindowSystem::AbstractWindowInterface::Slide::Bottom;
         break;
 
     case Plasma::Types::LeftEdge:
         slideLocation = WindowSystem::AbstractWindowInterface::Slide::Left;
         break;
 
     default:
         qDebug() << staticMetaObject.className() << "wrong location";
         break;
     }
 
     m_corona->wm()->slideWindow(*this, slideLocation);
 }
 
 void SecondaryConfigView::showEvent(QShowEvent *ev)
 {
     QQuickWindow::showEvent(ev);
 
     if (!m_latteView) {
         return;
     }
 
     m_corona->wm()->setViewExtraFlags(*this);
     setFlags(wFlags());
 
     syncGeometry();
     syncSlideEffect();
 
     m_screenSyncTimer.start();
     QTimer::singleShot(400, this, &SecondaryConfigView::syncGeometry);
 
     emit showSignal();
 }
 
 void SecondaryConfigView::focusOutEvent(QFocusEvent *ev)
 {
     Q_UNUSED(ev);
 
     const auto *focusWindow = qGuiApp->focusWindow();
 
     if ((focusWindow && (focusWindow->flags().testFlag(Qt::Popup)
                          || focusWindow->flags().testFlag(Qt::ToolTip)))
             || m_latteView->alternativesIsShown()) {
         return;
     }
 
     const auto parent = qobject_cast<PrimaryConfigView *>(m_parent);
 
     if (!m_latteView->containsMouse() && parent && !parent->sticker() && !parent->isActive()) {
         parent->hideConfigWindow();
     }
 }
 
 void SecondaryConfigView::setupWaylandIntegration()
 {
     if (m_shellSurface || !KWindowSystem::isPlatformWayland() || !m_latteView || !m_latteView->containment()) {
         // already setup
         return;
     }
 
     if (m_corona) {
         using namespace KWayland::Client;
         PlasmaShell *interface = m_corona->waylandCoronaInterface();
 
         if (!interface) {
             return;
         }
 
         Surface *s = Surface::fromWindow(this);
 
         if (!s) {
             return;
         }
 
         qDebug() << "wayland secondary settings surface was created...";
 
         m_shellSurface = interface->createSurface(s, this);
         m_shellSurface->setSkipTaskbar(true);
 #if KF5_VERSION_MINOR >= 47
         m_shellSurface->setSkipSwitcher(true);
 #endif
 
         syncGeometry();
     }
 }
 
 bool SecondaryConfigView::event(QEvent *e)
 {
     if (e->type() == QEvent::PlatformSurface) {
         if (auto pe = dynamic_cast<QPlatformSurfaceEvent *>(e)) {
             switch (pe->surfaceEventType()) {
             case QPlatformSurfaceEvent::SurfaceCreated:
 
                 if (m_shellSurface) {
                     break;
                 }
 
                 setupWaylandIntegration();
                 break;
 
             case QPlatformSurfaceEvent::SurfaceAboutToBeDestroyed:
                 if (m_shellSurface) {
                     delete m_shellSurface;
                     m_shellSurface = nullptr;
                     qDebug() << "WAYLAND secondary config window surface was deleted...";
                 }
 
                 break;
             }
         }
     }
 
     return QQuickView::event(e);
 }
 
 void SecondaryConfigView::hideConfigWindow()
 {
     if (m_shellSurface) {
         //!NOTE: Avoid crash in wayland environment with qt5.9
         close();
     } else {
         hide();
     }
 }
 
 void SecondaryConfigView::updateEffects()
 {
     //! Don't apply any effect before the wayland surface is created under wayland
     //! https://bugs.kde.org/show_bug.cgi?id=392890
     if (KWindowSystem::isPlatformWayland() && !m_shellSurface) {
         return;
     }
 
     if (!m_background) {
         m_background = new Plasma::FrameSvg(this);
     }
 
     if (m_background->imagePath() != "widgets/panel-background") {
         m_background->setImagePath(QStringLiteral("widgets/panel-background"));
     }
 
     m_background->setEnabledBorders(m_enabledBorders);
     m_background->resizeFrame(size());
 
     QRegion mask = m_background->mask();
 
     QRegion fixedMask = mask.isNull() ? QRegion(QRect(0,0,width(),height())) : mask;
 
     if (!fixedMask.isEmpty()) {
         setMask(fixedMask);
     } else {
         setMask(QRegion());
     }
 
     if (KWindowSystem::compositingActive()) {
         KWindowEffects::enableBlurBehind(winId(), true, fixedMask);
     } else {
         KWindowEffects::enableBlurBehind(winId(), false);
     }
 }
 
 //!BEGIN borders
 Plasma::FrameSvg::EnabledBorders SecondaryConfigView::enabledBorders() const
 {
     return m_enabledBorders;
 }
 
 void SecondaryConfigView::updateEnabledBorders()
 {
     if (!this->screen()) {
         return;
     }
 
     Plasma::FrameSvg::EnabledBorders borders = Plasma::FrameSvg::AllBorders;
 
     switch (m_latteView->location()) {
     case Plasma::Types::TopEdge:
         borders &= ~Plasma::FrameSvg::TopBorder;
         break;
 
     case Plasma::Types::LeftEdge:
         borders &= ~Plasma::FrameSvg::LeftBorder;
         break;
 
     case Plasma::Types::RightEdge:
         borders &= ~Plasma::FrameSvg::RightBorder;
         break;
 
     case Plasma::Types::BottomEdge:
         borders &=  ~Plasma::FrameSvg::BottomBorder;
         break;
 
     default:
         break;
     }
 
     if (m_enabledBorders != borders) {
         m_enabledBorders = borders;
 
         m_corona->dialogShadows()->addWindow(this, m_enabledBorders);
 
         emit enabledBordersChanged();
     }
 }
 
 //!END borders
 
 }
 }