File indexing completed on 2024-04-28 03:59:06 

0001 /*
0002     This file is part of the KDE libraries
0003     SPDX-FileCopyrightText: 2013 David Faure <faure@kde.org>
0004 
0005     SPDX-License-Identifier: LGPL-2.0-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
0006 */
0007 
0008 #include "kjobwidgets.h"
0009 #include <QVariant>
0010 #include <QWidget>
0011 #include <QWindow>
0012 
0013 void KJobWidgets::setWindow(QObject *job, QWidget *widget)
0014 {
0015     job->setProperty("widget", QVariant::fromValue(widget));
0016 
0017     QWindow *window = widget ? widget->windowHandle() : nullptr;
0018 
0019     job->setProperty("window", QVariant::fromValue(window));
0020     if (window) {
0021         job->setProperty("window-id", QVariant::fromValue(window->winId()));
0022     }
0023 }
0024 
0025 QWidget *KJobWidgets::window(QObject *job)
0026 {
0027     return job->property("widget").value<QWidget *>();
0028 }
0029 
0030 // duplicated from kwindowsystem
0031 static int timestampCompare(unsigned long time1_, unsigned long time2_) // like strcmp()
0032 {
0033     quint32 time1 = time1_;
0034     quint32 time2 = time2_;
0035     if (time1 == time2) {
0036         return 0;
0037     }
0038     return quint32(time1 - time2) < 0x7fffffffU ? 1 : -1; // time1 > time2 -> 1, handle wrapping
0039 }
0040 
0041 void KJobWidgets::updateUserTimestamp(QObject *job, unsigned long time)
0042 {
0043     unsigned long currentTimestamp = userTimestamp(job);
0044     if (currentTimestamp == 0 || timestampCompare(time, currentTimestamp) > 0) {
0045         job->setProperty("userTimestamp", qulonglong(time));
0046     }
0047 }
0048 
0049 unsigned long KJobWidgets::userTimestamp(QObject *job)
0050 {
0051     return job->property("userTimestamp").toULongLong();
0052 }