summaryrefslogtreecommitdiffstats
path: root/examples/webenginewidgets/demobrowser/autosaver.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'examples/webenginewidgets/demobrowser/autosaver.cpp')
-rw-r--r--examples/webenginewidgets/demobrowser/autosaver.cpp102
1 files changed, 0 insertions, 102 deletions
diff --git a/examples/webenginewidgets/demobrowser/autosaver.cpp b/examples/webenginewidgets/demobrowser/autosaver.cpp
deleted file mode 100644
index 9ded22da1..000000000
--- a/examples/webenginewidgets/demobrowser/autosaver.cpp
+++ /dev/null
@@ -1,102 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** BSD License Usage
-** Alternatively, you may use this file under the terms of the BSD license
-** as follows:
-**
-** "Redistribution and use in source and binary forms, with or without
-** modification, are permitted provided that the following conditions are
-** met:
-** * Redistributions of source code must retain the above copyright
-** notice, this list of conditions and the following disclaimer.
-** * Redistributions in binary form must reproduce the above copyright
-** notice, this list of conditions and the following disclaimer in
-** the documentation and/or other materials provided with the
-** distribution.
-** * Neither the name of The Qt Company Ltd nor the names of its
-** contributors may be used to endorse or promote products derived
-** from this software without specific prior written permission.
-**
-**
-** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "autosaver.h"
-
-#include <QtCore/QDir>
-#include <QtCore/QCoreApplication>
-#include <QtCore/QMetaObject>
-#include <QtDebug>
-
-#define AUTOSAVE_IN 1000 * 3 // seconds
-#define MAXWAIT 1000 * 15 // seconds
-
-AutoSaver::AutoSaver(QObject *parent) : QObject(parent)
-{
- Q_ASSERT(parent);
-}
-
-AutoSaver::~AutoSaver()
-{
- if (m_timer.isActive())
- qWarning() << "AutoSaver: still active when destroyed, changes not saved.";
-}
-
-void AutoSaver::changeOccurred()
-{
- if (m_firstChange.isNull())
- m_firstChange.start();
-
- if (m_firstChange.elapsed() > MAXWAIT) {
- saveIfNeccessary();
- } else {
- m_timer.start(AUTOSAVE_IN, this);
- }
-}
-
-void AutoSaver::timerEvent(QTimerEvent *event)
-{
- if (event->timerId() == m_timer.timerId()) {
- saveIfNeccessary();
- } else {
- QObject::timerEvent(event);
- }
-}
-
-void AutoSaver::saveIfNeccessary()
-{
- if (!m_timer.isActive())
- return;
- m_timer.stop();
- m_firstChange = QTime();
- if (!QMetaObject::invokeMethod(parent(), "save", Qt::DirectConnection)) {
- qWarning() << "AutoSaver: error invoking slot save() on parent";
- }
-}