From f9516e4c8e90995a01ab3b5b892c98ca9c4880fd Mon Sep 17 00:00:00 2001
From: Robin Burchell <robin.burchell@collabora.com>
Date: Tue, 25 Oct 2011 09:51:19 +0200
Subject: Split timer handling out of QEventDispatcherUnix.
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This makes it easier to see the guts of the unix event dispatcher, and to
experiment with it.

Change-Id: I715bb68c4de6798e10bc55304a128b88e0249c63
Reviewed-by: João Abecasis <joao.abecasis@nokia.com>
---
 src/corelib/kernel/qtimerinfo_unix_p.h | 110 +++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 src/corelib/kernel/qtimerinfo_unix_p.h

(limited to 'src/corelib/kernel/qtimerinfo_unix_p.h')

diff --git a/src/corelib/kernel/qtimerinfo_unix_p.h b/src/corelib/kernel/qtimerinfo_unix_p.h
new file mode 100644
index 0000000000..d464a146e3
--- /dev/null
+++ b/src/corelib/kernel/qtimerinfo_unix_p.h
@@ -0,0 +1,110 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QTIMERINFO_UNIX_P_H
+#define QTIMERINFO_UNIX_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <qobject.h>
+#include <qlist.h>
+#include <qpair.h>
+
+#include <sys/time.h> // struct timeval
+
+QT_BEGIN_NAMESPACE
+
+// internal timer info
+struct QTimerInfo {
+    int id;           // - timer identifier
+    timeval interval; // - timer interval
+    timeval timeout;  // - when to sent event
+    QObject *obj;     // - object to receive event
+    QTimerInfo **activateRef; // - ref from activateTimers
+};
+
+class QTimerInfoList : public QList<QTimerInfo*>
+{
+#if ((_POSIX_MONOTONIC_CLOCK-0 <= 0) && !defined(Q_OS_MAC)) || defined(QT_BOOTSTRAPPED)
+    timeval previousTime;
+    clock_t previousTicks;
+    int ticksPerSecond;
+    int msPerTick;
+
+    bool timeChanged(timeval *delta);
+#endif
+
+    // state variables used by activateTimers()
+    QTimerInfo *firstTimerInfo;
+
+public:
+    QTimerInfoList();
+
+    timeval currentTime;
+    timeval updateCurrentTime();
+
+    // must call updateCurrentTime() first!
+    void repairTimersIfNeeded();
+
+    bool timerWait(timeval &);
+    void timerInsert(QTimerInfo *);
+    void timerRepair(const timeval &);
+
+    void registerTimer(int timerId, int interval, QObject *object);
+    bool unregisterTimer(int timerId);
+    bool unregisterTimers(QObject *object);
+    QList<QPair<int, int> > registeredTimers(QObject *object) const;
+
+    int activateTimers();
+};
+
+QT_END_NAMESPACE
+
+#endif // QTIMERINFO_UNIX_P_H
-- 
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