File indexing completed on 2024-05-19 05:32:38

 /*
     SPDX-FileCopyrightText: 2018 Marco Martin <notmart@gmail.com>
 
     SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
 */
 #include "plasmavirtualdesktop.h"
 #include "display.h"
 #include "wayland/quirks.h"
 
 #include <QDebug>
 #include <QTimer>
 
 #include <qwayland-server-org-kde-plasma-virtual-desktop.h>
 #include <wayland-server.h>
 
 namespace KWin
 {
 static const quint32 s_version = 2;
 
 class PlasmaVirtualDesktopInterfacePrivate : public QtWaylandServer::org_kde_plasma_virtual_desktop
 {
 public:
     PlasmaVirtualDesktopInterfacePrivate(PlasmaVirtualDesktopInterface *q);
     ~PlasmaVirtualDesktopInterfacePrivate();
 
     PlasmaVirtualDesktopInterface *q;
     QString id;
     QString name;
     bool active = false;
 
 protected:
     void org_kde_plasma_virtual_desktop_bind_resource(Resource *resource) override;
     void org_kde_plasma_virtual_desktop_request_activate(Resource *resource) override;
 };
 
 class PlasmaVirtualDesktopManagementInterfacePrivate : public QtWaylandServer::org_kde_plasma_virtual_desktop_management
 {
 public:
     PlasmaVirtualDesktopManagementInterfacePrivate(PlasmaVirtualDesktopManagementInterface *_q, Display *display);
 
     QList<PlasmaVirtualDesktopInterface *> desktops;
     quint32 rows = 0;
     quint32 columns = 0;
     PlasmaVirtualDesktopManagementInterface *q;
 
     inline QList<PlasmaVirtualDesktopInterface *>::const_iterator constFindDesktop(const QString &id);
     inline QList<PlasmaVirtualDesktopInterface *>::iterator findDesktop(const QString &id);
 
 protected:
     void org_kde_plasma_virtual_desktop_management_get_virtual_desktop(Resource *resource, uint32_t id, const QString &desktop_id) override;
     void org_kde_plasma_virtual_desktop_management_request_create_virtual_desktop(Resource *resource, const QString &name, uint32_t position) override;
     void org_kde_plasma_virtual_desktop_management_request_remove_virtual_desktop(Resource *resource, const QString &desktop_id) override;
     void org_kde_plasma_virtual_desktop_management_bind_resource(Resource *resource) override;
 };
 
 inline QList<PlasmaVirtualDesktopInterface *>::const_iterator PlasmaVirtualDesktopManagementInterfacePrivate::constFindDesktop(const QString &id)
 {
     return std::find_if(desktops.constBegin(), desktops.constEnd(), [id](const PlasmaVirtualDesktopInterface *desk) {
         return desk->id() == id;
     });
 }
 
 inline QList<PlasmaVirtualDesktopInterface *>::iterator PlasmaVirtualDesktopManagementInterfacePrivate::findDesktop(const QString &id)
 {
     return std::find_if(desktops.begin(), desktops.end(), [id](const PlasmaVirtualDesktopInterface *desk) {
         return desk->id() == id;
     });
 }
 
 void PlasmaVirtualDesktopManagementInterfacePrivate::org_kde_plasma_virtual_desktop_management_get_virtual_desktop(Resource *resource,
                                                                                                                    uint32_t id,
                                                                                                                    const QString &desktop_id)
 {
     auto i = constFindDesktop(desktop_id);
     if (i == desktops.constEnd()) {
         return;
     }
 
     (*i)->d->add(resource->client(), id, resource->version());
 }
 
 void PlasmaVirtualDesktopManagementInterfacePrivate::org_kde_plasma_virtual_desktop_management_request_create_virtual_desktop(Resource *resource,
                                                                                                                               const QString &name,
                                                                                                                               uint32_t position)
 {
     Q_EMIT q->desktopCreateRequested(name, std::clamp<quint32>(position, 0, desktops.size()));
 }
 
 void PlasmaVirtualDesktopManagementInterfacePrivate::org_kde_plasma_virtual_desktop_management_request_remove_virtual_desktop(Resource *resource,
                                                                                                                               const QString &desktop_id)
 {
     Q_EMIT q->desktopRemoveRequested(desktop_id);
 }
 
 PlasmaVirtualDesktopManagementInterfacePrivate::PlasmaVirtualDesktopManagementInterfacePrivate(PlasmaVirtualDesktopManagementInterface *_q, Display *display)
     : QtWaylandServer::org_kde_plasma_virtual_desktop_management(*display, s_version)
     , q(_q)
 {
 }
 
 void PlasmaVirtualDesktopManagementInterfacePrivate::org_kde_plasma_virtual_desktop_management_bind_resource(Resource *resource)
 {
     quint32 i = 0;
     for (auto it = desktops.constBegin(); it != desktops.constEnd(); ++it) {
         send_desktop_created(resource->handle, (*it)->id(), i++);
     }
 
     if (resource->version() >= ORG_KDE_PLASMA_VIRTUAL_DESKTOP_MANAGEMENT_ROWS_SINCE_VERSION) {
         send_rows(resource->handle, rows);
     }
 
     send_done(resource->handle);
 }
 
 PlasmaVirtualDesktopManagementInterface::PlasmaVirtualDesktopManagementInterface(Display *display, QObject *parent)
     : QObject(parent)
     , d(new PlasmaVirtualDesktopManagementInterfacePrivate(this, display))
 {
 }
 
 PlasmaVirtualDesktopManagementInterface::~PlasmaVirtualDesktopManagementInterface()
 {
     while (!d->desktops.isEmpty()) {
         const QString id = d->desktops[0]->id();
         removeDesktop(id);
     }
 }
 
 void PlasmaVirtualDesktopManagementInterface::setRows(quint32 rows)
 {
     if (rows == 0 || d->rows == rows) {
         return;
     }
 
     d->rows = rows;
 
     const auto clientResources = d->resourceMap();
     for (auto resource : clientResources) {
         if (resource->version() < ORG_KDE_PLASMA_VIRTUAL_DESKTOP_MANAGEMENT_ROWS_SINCE_VERSION) {
             continue;
         }
         d->send_rows(resource->handle, rows);
     }
 }
 
 PlasmaVirtualDesktopInterface *PlasmaVirtualDesktopManagementInterface::desktop(const QString &id)
 {
     auto i = d->constFindDesktop(id);
     if (i != d->desktops.constEnd()) {
         return *i;
     }
     return nullptr;
 }
 
 PlasmaVirtualDesktopInterface *PlasmaVirtualDesktopManagementInterface::createDesktop(const QString &id, quint32 position)
 {
     auto i = d->constFindDesktop(id);
     if (i != d->desktops.constEnd()) {
         return *i;
     }
 
     const quint32 actualPosition = std::min(position, (quint32)d->desktops.count());
 
     auto desktop = new PlasmaVirtualDesktopInterface();
     desktop->d->id = id;
 
     const auto desktopClientResources = desktop->d->resourceMap();
     for (auto resource : desktopClientResources) {
         desktop->d->send_desktop_id(resource->handle, id);
     }
 
     // activate the first desktop TODO: to be done here?
     if (d->desktops.isEmpty()) {
         desktop->d->active = true;
     }
 
     d->desktops.insert(actualPosition, desktop);
 
     const auto clientResources = d->resourceMap();
     for (auto resource : clientResources) {
         d->send_desktop_created(resource->handle, id, actualPosition);
     }
 
     return desktop;
 }
 
 void PlasmaVirtualDesktopManagementInterface::removeDesktop(const QString &id)
 {
     auto deskIt = d->findDesktop(id);
     if (deskIt == d->desktops.end()) {
         return;
     }
 
     PlasmaVirtualDesktopInterface *desktop = *deskIt;
     d->desktops.erase(deskIt);
     delete desktop;
 
     const auto clientResources = d->resourceMap();
     for (auto resource : clientResources) {
         d->send_desktop_removed(resource->handle, id);
     }
 }
 
 QList<PlasmaVirtualDesktopInterface *> PlasmaVirtualDesktopManagementInterface::desktops() const
 {
     return d->desktops;
 }
 
 void PlasmaVirtualDesktopManagementInterface::sendDone()
 {
     const auto clientResources = d->resourceMap();
     for (auto resource : clientResources) {
         d->send_done(resource->handle);
     }
 }
 
 //// PlasmaVirtualDesktopInterface
 
 void PlasmaVirtualDesktopInterfacePrivate::org_kde_plasma_virtual_desktop_request_activate(Resource *resource)
 {
     Q_EMIT q->activateRequested();
 }
 
 PlasmaVirtualDesktopInterfacePrivate::PlasmaVirtualDesktopInterfacePrivate(PlasmaVirtualDesktopInterface *q)
     : QtWaylandServer::org_kde_plasma_virtual_desktop()
     , q(q)
 {
 }
 
 PlasmaVirtualDesktopInterfacePrivate::~PlasmaVirtualDesktopInterfacePrivate()
 {
     const auto clientResources = resourceMap();
     for (Resource *resource : clientResources) {
         send_removed(resource->handle);
         wl_resource_destroy(resource->handle);
     }
 }
 
 void PlasmaVirtualDesktopInterfacePrivate::org_kde_plasma_virtual_desktop_bind_resource(Resource *resource)
 {
     send_desktop_id(resource->handle, id);
 
     if (!name.isEmpty()) {
         send_name(resource->handle, truncate(name));
     }
 
     if (active) {
         send_activated(resource->handle);
     }
 }
 
 PlasmaVirtualDesktopInterface::PlasmaVirtualDesktopInterface()
     : d(new PlasmaVirtualDesktopInterfacePrivate(this))
 {
 }
 
 PlasmaVirtualDesktopInterface::~PlasmaVirtualDesktopInterface()
 {
 }
 
 QString PlasmaVirtualDesktopInterface::id() const
 {
     return d->id;
 }
 
 void PlasmaVirtualDesktopInterface::setName(const QString &name)
 {
     if (d->name == name) {
         return;
     }
 
     d->name = name;
 
     const auto clientResources = d->resourceMap();
     for (auto resource : clientResources) {
         d->send_name(resource->handle, truncate(name));
     }
 }
 
 QString PlasmaVirtualDesktopInterface::name() const
 {
     return d->name;
 }
 
 void PlasmaVirtualDesktopInterface::setActive(bool active)
 {
     if (d->active == active) {
         return;
     }
 
     d->active = active;
     const auto clientResources = d->resourceMap();
 
     if (active) {
         for (auto resource : clientResources) {
             d->send_activated(resource->handle);
         }
     } else {
         for (auto resource : clientResources) {
             d->send_deactivated(resource->handle);
         }
     }
 }
 
 bool PlasmaVirtualDesktopInterface::isActive() const
 {
     return d->active;
 }
 
 void PlasmaVirtualDesktopInterface::sendDone()
 {
     const auto clientResources = d->resourceMap();
     for (auto resource : clientResources) {
         d->send_done(resource->handle);
     }
 }
 
 }
 
 #include "moc_plasmavirtualdesktop.cpp"