diff options
| -rw-r--r-- | src/corelib/kernel/qabstracteventdispatcher.cpp | 18 | ||||
| -rw-r--r-- | src/corelib/kernel/qcoreapplication.cpp | 29 |
2 files changed, 23 insertions, 24 deletions
diff --git a/src/corelib/kernel/qabstracteventdispatcher.cpp b/src/corelib/kernel/qabstracteventdispatcher.cpp index 90e3a1e9e1..ffe7a99367 100644 --- a/src/corelib/kernel/qabstracteventdispatcher.cpp +++ b/src/corelib/kernel/qabstracteventdispatcher.cpp @@ -183,8 +183,8 @@ QAbstractEventDispatcher *QAbstractEventDispatcher::instance(QThread *thread) otherwise returns \c false. This function is especially useful if you have a long running - operation and want to show its progress without allowing user - input; i.e. by using the QEventLoop::ExcludeUserInputEvents flag. + operation, and want to show its progress without allowing user + input by using the QEventLoop::ExcludeUserInputEvents flag. If the QEventLoop::WaitForMoreEvents flag is set in \a flags, the behavior of this function is as follows: @@ -317,7 +317,7 @@ int QAbstractEventDispatcher::registerTimer(int interval, Qt::TimerType timerTyp /*! \fn void QAbstractEventDispatcher::interrupt() - Interrupts event dispatching; i.e. the event dispatcher will + Interrupts event dispatching. The event dispatcher will return from processEvents() as soon as possible. */ @@ -379,11 +379,11 @@ void QAbstractEventDispatcher::closingDown() Installs an event filter \a filterObj for all native event filters received by the application. - The event filter \a filterObj receives events via its nativeEventFilter() + The event filter \a filterObj receives events via its \l {QAbstractNativeEventFilter::}{nativeEventFilter()} function, which is called for all events received by all threads. - The nativeEventFilter() function should return true if the event should - be filtered, (i.e. stopped). It should return false to allow + The \l {QAbstractNativeEventFilter::}{nativeEventFilter()} function should return true + if the event should be filtered, (in this case, stopped). It should return false to allow normal Qt processing to continue: the native event can then be translated into a QEvent and handled by the standard Qt \l{QEvent} {event} filtering, e.g. QObject::installEventFilter(). @@ -392,7 +392,7 @@ void QAbstractEventDispatcher::closingDown() is activated first. \note The filter function set here receives native messages, - i.e. MSG or XEvent structs. + that is, MSG or XEvent structs. For maximum portability, you should always try to use QEvents and QObject::installEventFilter() whenever possible. @@ -418,8 +418,8 @@ void QAbstractEventDispatcher::installNativeEventFilter(QAbstractNativeEventFilt All event filters for this object are automatically removed when this object is destroyed. - It is always safe to remove an event filter, even during event - filter activation (i.e. from the nativeEventFilter() function). + It is always safe to remove an event filter, even during event filter + filter activation (that is, even from within the \l {QAbstractNativeEventFilter::}{nativeEventFilter()} function). \sa installNativeEventFilter(), QAbstractNativeEventFilter \since 5.0 diff --git a/src/corelib/kernel/qcoreapplication.cpp b/src/corelib/kernel/qcoreapplication.cpp index 436bb59bbc..30dd03ba35 100644 --- a/src/corelib/kernel/qcoreapplication.cpp +++ b/src/corelib/kernel/qcoreapplication.cpp @@ -956,8 +956,8 @@ bool QCoreApplication::notifyInternal(QObject *receiver, QEvent *event) reimplementing this virtual function is just one of them. All five approaches are listed below: \list 1 - \li Reimplementing paintEvent(), mousePressEvent() and so - on. This is the commonest, easiest and least powerful way. + \li Reimplementing \l {QWidget::}{paintEvent()}, \l {QWidget::}{mousePressEvent()} and so + on. This is the commonest, easiest, and least powerful way. \li Reimplementing this function. This is very powerful, providing complete control; but only one subclass can be active at a time. @@ -1154,7 +1154,7 @@ void QCoreApplication::processEvents(QEventLoop::ProcessEventsFlags flags, int m main event loop receives events from the window system and dispatches these to the application widgets. - To make your application perform idle processing (i.e. executing a + To make your application perform idle processing (by executing a special function whenever there are no pending events), use a QTimer with 0 timeout. More advanced idle processing schemes can be achieved using processEvents(). @@ -1162,11 +1162,11 @@ void QCoreApplication::processEvents(QEventLoop::ProcessEventsFlags flags, int m We recommend that you connect clean-up code to the \l{QCoreApplication::}{aboutToQuit()} signal, instead of putting it in your application's \c{main()} function because on some platforms the - QCoreApplication::exec() call may not return. For example, on Windows + exec() call may not return. For example, on Windows when the user logs off, the system terminates the process after Qt closes all top-level windows. Hence, there is no guarantee that the application will have time to exit its event loop and execute code at - the end of the \c{main()} function after the QCoreApplication::exec() + the end of the \c{main()} function after the exec() call. \sa quit(), exit(), processEvents(), QApplication::exec() @@ -2215,7 +2215,7 @@ QStringList QCoreApplication::arguments() using the empty constructor. This saves having to repeat this information each time a QSettings object is created. - On Mac, QSettings uses organizationDomain() as the organization + On Mac, QSettings uses \l {QCoreApplication::}{organizationDomain()} as the organization if it's not an empty string; otherwise it uses organizationName(). On all other platforms, QSettings uses organizationName() as the organization. @@ -2518,10 +2518,10 @@ void QCoreApplication::removeLibraryPath(const QString &path) Installs an event filter \a filterObj for all native events received by the application in the main thread. - The event filter \a filterObj receives events via its nativeEventFilter() + The event filter \a filterObj receives events via its \l {QAbstractNativeEventFilter::}{nativeEventFilter()} function, which is called for all native events received in the main thread. - The nativeEventFilter() function should return true if the event should + The QAbstractNativeEventFilter::nativeEventFilter() function should return true if the event should be filtered, (i.e. stopped). It should return false to allow normal Qt processing to continue: the native event can then be translated into a QEvent and handled by the standard Qt \l{QEvent} {event} filtering, @@ -2665,13 +2665,12 @@ void QCoreApplication::setEventDispatcher(QAbstractEventDispatcher *eventDispatc \snippet code/src_corelib_kernel_qcoreapplication.cpp 4 - Note that for an application- or module-wide cleanup, - qAddPostRoutine() is often not suitable. For example, if the - program is split into dynamically loaded modules, the relevant - module may be unloaded long before the QCoreApplication destructor is - called. In such cases, if using qAddPostRoutine() is still desirable, - qRemovePostRoutine() can be used to prevent a routine from being - called by the QCoreApplication destructor. For example, if that + Note that for an application- or module-wide cleanup, qaddPostRoutine() + is often not suitable. For example, if the program is split into dynamically + loaded modules, the relevant module may be unloaded long before the + QCoreApplication destructor is called. In such cases, if using qaddPostRoutine() + is still desirable, qRemovePostRoutine() can be used to prevent a routine + from being called by the QCoreApplication destructor. For example, if that routine was called before the module was unloaded. For modules and libraries, using a reference-counted |