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-rw-r--r--src/corelib/doc/snippets/timers/timers.cpp95
1 files changed, 45 insertions, 50 deletions
diff --git a/src/corelib/doc/snippets/timers/timers.cpp b/src/corelib/doc/snippets/timers/timers.cpp
index eb0c82c625..1a97ba535e 100644
--- a/src/corelib/doc/snippets/timers/timers.cpp
+++ b/src/corelib/doc/snippets/timers/timers.cpp
@@ -1,55 +1,12 @@
-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the documentation 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."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+#include <QChronoTimer>
+#include <QObject>
#include <QTimer>
+using namespace std::chrono;
+
class Foo : public QObject
{
public:
@@ -82,7 +39,45 @@ Foo::Foo()
}
}
-int main()
+// QChronoTimer
+class MyWidget : QObject
{
+ MyWidget()
+ {
+//! [qchronotimer-singleshot]
+ MyWidget widget;
+ QChronoTimer::singleShot(200ms, &widget, &MyWidget::updateCaption);
+//! [qchronotimer-singleshot]
+//! [zero-timer]
+ // The default interval is 0ns
+ QChronoTimer *timer = new QChronoTimer(this);
+ connect(timer, &QChronoTimer::timeout, this, &MyWidget::processOneThing);
+ timer->start();
+//! [zero-timer]
+
+ {
+//! [timer-interval-in-ctor]
+ QChronoTimer *timer = new QChronoTimer(1s, this);
+ connect(timer, &QChronoTimer::timeout, this, &MyWidget::processOneThing);
+ timer->start();
+//! [timer-interval-in-ctor]
+ }
+
+ {
+//! [timer-setinterval]
+ QChronoTimer *timer = new QChronoTimer(this);
+ connect(timer, &QChronoTimer::timeout, this, &MyWidget::processOneThing);
+ timer->setInterval(1s);
+ timer->start();
+//! [timer-setinterval]
+ }
+ }
+
+public Q_SLOTS:
+ void processOneThing();
+};
+
+int main()
+{
}