diff options
| -rw-r--r-- | src/corelib/kernel/qcoreapplication.cpp | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/src/corelib/kernel/qcoreapplication.cpp b/src/corelib/kernel/qcoreapplication.cpp index 48d70f2747..6dcd0ed5b4 100644 --- a/src/corelib/kernel/qcoreapplication.cpp +++ b/src/corelib/kernel/qcoreapplication.cpp @@ -617,7 +617,8 @@ void QCoreApplicationPrivate::initLocale() This class is used by non-GUI applications to provide their event loop. For non-GUI application that uses Qt, there should be exactly one QCoreApplication object. For GUI applications, see - QApplication. + QGuiApplication. For applications that use the Qt Widgets module, + see QApplication. QCoreApplication contains the main event loop, where all events from the operating system (e.g., timer and network events) and @@ -631,10 +632,10 @@ void QCoreApplicationPrivate::initLocale() operations can call processEvents() to keep the application responsive. - In general, we recommend that you create a QCoreApplication or a - QApplication object in your \c main() function as early as - possible. exec() will not return until the event loop exits; e.g., - when quit() is called. + In general, we recommend that you create a QCoreApplication, + QGuiApplication or a QApplication object in your \c main() + function as early as possible. exec() will not return until + the event loop exits; e.g., when quit() is called. Several static convenience functions are also provided. The QCoreApplication object is available from instance(). Events can @@ -676,8 +677,8 @@ void QCoreApplicationPrivate::initLocale() instance, when converting between data types such as floats and strings, since the notation may differ between locales. To get around this problem, call the POSIX function \c{setlocale(LC_NUMERIC,"C")} - right after initializing QApplication or QCoreApplication to reset - the locale that is used for number formatting to "C"-locale. + right after initializing QApplication, QGuiApplication or QCoreApplication + to reset the locale that is used for number formatting to "C"-locale. \sa QGuiApplication, QAbstractEventDispatcher, QEventLoop, {Semaphores Example}, {Wait Conditions Example} @@ -687,7 +688,7 @@ void QCoreApplicationPrivate::initLocale() \fn static QCoreApplication *QCoreApplication::instance() Returns a pointer to the application's QCoreApplication (or - QApplication) instance. + QGuiApplication/QApplication) instance. If no instance has been allocated, \c null is returned. */ @@ -1868,7 +1869,7 @@ void QCoreApplication::quit() Installing or removing a QTranslator, or changing an installed QTranslator generates a \l{QEvent::LanguageChange}{LanguageChange} event for the - QCoreApplication instance. A QApplication instance will propagate the event + QCoreApplication instance. A QGuiApplication instance will propagate the event to all toplevel windows, where a reimplementation of changeEvent can re-translate the user interface by passing user-visible strings via the tr() function to the respective property setters. User-interface classes |