| 1 | // Copyright (C) 2020 The Qt Company Ltd. |
|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
|---|
| 3 | |
|---|
| 4 | #ifndef QBASICTIMER_H |
|---|
| 5 | #define QBASICTIMER_H |
|---|
| 6 | |
|---|
| 7 | #include <QtCore/qglobal.h> |
|---|
| 8 | #include <QtCore/qnamespace.h> |
|---|
| 9 | |
|---|
| 10 | #include <chrono> |
|---|
| 11 | |
|---|
| 12 | QT_BEGIN_NAMESPACE |
|---|
| 13 | |
|---|
| 14 | |
|---|
| 15 | class QObject; |
|---|
| 16 | |
|---|
| 17 | class Q_CORE_EXPORT QBasicTimer |
|---|
| 18 | { |
|---|
| 19 | int id; |
|---|
| 20 | Q_DISABLE_COPY(QBasicTimer) |
|---|
| 21 | |
|---|
| 22 | public: |
|---|
| 23 | constexpr QBasicTimer() noexcept : id{0} {} |
|---|
| 24 | inline ~QBasicTimer() { if (id) stop(); } |
|---|
| 25 | |
|---|
| 26 | QBasicTimer(QBasicTimer &&other) noexcept |
|---|
| 27 | : id{std::exchange(obj&: other.id, new_val: 0)} |
|---|
| 28 | {} |
|---|
| 29 | |
|---|
| 30 | QT_MOVE_ASSIGNMENT_OPERATOR_IMPL_VIA_MOVE_AND_SWAP(QBasicTimer) |
|---|
| 31 | |
|---|
| 32 | void swap(QBasicTimer &other) noexcept { std::swap(a&: id, b&: other.id); } |
|---|
| 33 | |
|---|
| 34 | bool isActive() const noexcept { return id != 0; } |
|---|
| 35 | int timerId() const noexcept { return id; } |
|---|
| 36 | QT_CORE_INLINE_SINCE(6, 5) |
|---|
| 37 | void start(int msec, QObject *obj); |
|---|
| 38 | QT_CORE_INLINE_SINCE(6, 5) |
|---|
| 39 | void start(int msec, Qt::TimerType timerType, QObject *obj); |
|---|
| 40 | void start(std::chrono::milliseconds duration, QObject *obj); |
|---|
| 41 | void start(std::chrono::milliseconds duration, Qt::TimerType timerType, QObject *obj); |
|---|
| 42 | void stop(); |
|---|
| 43 | }; |
|---|
| 44 | Q_DECLARE_TYPEINFO(QBasicTimer, Q_RELOCATABLE_TYPE); |
|---|
| 45 | |
|---|
| 46 | #if QT_CORE_INLINE_IMPL_SINCE(6, 5) |
|---|
| 47 | void QBasicTimer::start(int msec, QObject *obj) |
|---|
| 48 | { |
|---|
| 49 | start(duration: std::chrono::milliseconds{msec}, obj); |
|---|
| 50 | } |
|---|
| 51 | |
|---|
| 52 | void QBasicTimer::start(int msec, Qt::TimerType t, QObject *obj) |
|---|
| 53 | { |
|---|
| 54 | start(duration: std::chrono::milliseconds{msec}, timerType: t, obj); |
|---|
| 55 | } |
|---|
| 56 | #endif |
|---|
| 57 | |
|---|
| 58 | inline void swap(QBasicTimer &lhs, QBasicTimer &rhs) noexcept { lhs.swap(other&: rhs); } |
|---|
| 59 | |
|---|
| 60 | QT_END_NAMESPACE |
|---|
| 61 | |
|---|
| 62 | #endif // QBASICTIMER_H |
|---|
| 63 | |
|---|
