File indexing completed on 2025-04-27 11:33:00

 /*
     KWin - the KDE window manager
     This file is part of the KDE project.
 
     SPDX-FileCopyrightText: 2017 Martin Flöser <mgraesslin@kde.org>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 #include "x11_standalone_screenedges_filter.h"
 #include "atoms.h"
 #include "screenedge.h"
 #include "workspace.h"
 
 #include <QWidget>
 #include <xcb/xcb.h>
 
 namespace KWin
 {
 
 ScreenEdgesFilter::ScreenEdgesFilter()
     : X11EventFilter(QVector<int>{XCB_MOTION_NOTIFY, XCB_ENTER_NOTIFY, XCB_CLIENT_MESSAGE})
 {
 }
 
 bool ScreenEdgesFilter::event(xcb_generic_event_t *event)
 {
     const uint8_t eventType = event->response_type & ~0x80;
     switch (eventType) {
     case XCB_MOTION_NOTIFY: {
         const auto mouseEvent = reinterpret_cast<xcb_motion_notify_event_t *>(event);
         const QPoint rootPos(mouseEvent->root_x, mouseEvent->root_y);
         if (QWidget::mouseGrabber()) {
             workspace()->screenEdges()->check(rootPos, QDateTime::fromMSecsSinceEpoch(xTime(), Qt::UTC), true);
         } else {
             workspace()->screenEdges()->check(rootPos, QDateTime::fromMSecsSinceEpoch(mouseEvent->time, Qt::UTC));
         }
         // not filtered out
         break;
     }
     case XCB_ENTER_NOTIFY: {
         const auto enter = reinterpret_cast<xcb_enter_notify_event_t *>(event);
         return workspace()->screenEdges()->handleEnterNotifiy(enter->event, QPoint(enter->root_x, enter->root_y), QDateTime::fromMSecsSinceEpoch(enter->time, Qt::UTC));
     }
     case XCB_CLIENT_MESSAGE: {
         const auto ce = reinterpret_cast<xcb_client_message_event_t *>(event);
         if (ce->type != atoms->xdnd_position) {
             return false;
         }
         return workspace()->screenEdges()->handleDndNotify(ce->window, QPoint(ce->data.data32[2] >> 16, ce->data.data32[2] & 0xffff));
     }
     }
     return false;
 }
 
 }