Doc: Move literal code block to a separate file

We need to override this snippet for the documentation
we generate for Qt for Python, and it is easier to have
it on a separate file.

Task-number: PYSIDE-801
Task-number: PYSIDE-691
Change-Id: Ideb5b6af25024279f167137d3b65660bb9c96a7e
Reviewed-by: Topi Reiniö <topi.reinio@qt.io>

1 files changed, 123 insertions, 0 deletions

diff --git a/src/corelib/doc/snippets/code/src_corelib_kernel_qdeadlinetimer.cpp b/src/corelib/doc/snippets/code/src_corelib_kernel_qdeadlinetimer.cpp
new file mode 100644
index 0000000000..eb291d7b18
--- /dev/null
+++ b/src/corelib/doc/snippets/code/src_corelib_kernel_qdeadlinetimer.cpp
@@ -0,0 +1,123 @@
+/****************************************************************************
+**
+** Copyright (C) 2018 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtWidgets module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//! [0]
+    void executeOperation(int msecs)
+    {
+        QDeadlineTimer deadline(msecs);
+        do {
+            if (readFromDevice(deadline.remainingTime())
+                break;
+            waitForReadyRead(deadline);
+        } while (!deadline.hasExpired());
+    }
+//! [0]
+
+//! [1]
+    using namespace std::chrono;
+    using namespace std::chrono_literals;
+
+    QDeadlineTimer deadline(30s);
+    device->waitForReadyRead(deadline);
+    if (deadline.remainingTime<nanoseconds>() > 300ms)
+        cleanup();
+//! [1]
+
+//! [2]
+    using namespace std::chrono;
+    using namespace std::chrono_literals;
+    auto now = steady_clock::now();
+    QDeadlineTimer deadline(now + 1s);
+    Q_ASSERT(deadline == now + 1s);
+//! [2]
+
+//! [3]
+    using namespace std::chrono_literals;
+    QDeadlineTimer deadline(250ms);
+//! [3]
+
+//! [4]
+    using namespace std::chrono_literals;
+    deadline.setRemainingTime(250ms);
+//! [4]
+
+//! [5]
+    mutex.tryLock(deadline.remainingTime());
+//! [5]
+
+//! [6]
+    qint64 realTimeLeft = deadline.deadline();
+    if (realTimeLeft != (std::numeric_limits<qint64>::max)()) {
+        realTimeLeft -= QDeadlineTimer::current().deadline();
+        // or:
+        //QElapsedTimer timer;
+        //timer.start();
+        //realTimeLeft -= timer.msecsSinceReference();
+    }
+//! [6]
+
+//! [7]
+    qint64 realTimeLeft = deadline.deadlineNSecs();
+    if (realTimeLeft != std::numeric_limits<qint64>::max())
+        realTimeLeft -= QDeadlineTimer::current().deadlineNSecs();
+//! [7]
+
+//! [8]
+    return d1.deadlineNSecs() == d2.deadlineNSecs();
+//! [8]
+
+//! [9]
+    return d1.deadlineNSecs() != d2.deadlineNSecs();
+//! [9]
+
+//! [10]
+    return d1.deadlineNSecs() < d2.deadlineNSecs();
+//! [10]
+
+//! [11]
+    return d1.deadlineNSecs() <= d2.deadlineNSecs();
+//! [11]
+
+//! [12]
+    return d1.deadlineNSecs() > d2.deadlineNSecs();
+//! [12]
+
+//! [13]
+    return d1.deadlineNSecs() >= d2.deadlineNSecs();
+//! [13]