The QMessageLogContext class provides additional information about a log message. 更多...
| 頭： |
#include <QMessageLogContext>
|
| CMake: |
find_package(Qt6 REQUIRED COMPONENTS Core)
target_link_libraries(mytarget PRIVATE Qt6::Core)
|
| qmake: |
QT += core
|
The class provides information about the source code location a qDebug (), qInfo (), qWarning (), qCritical () 或 qFatal () message was generated.
注意：
By default, this information is recorded only in debug builds. You can overwrite this explicitly by defining
QT_MESSAGELOGCONTEXT
or
QT_NO_MESSAGELOGCONTEXT
.
另請參閱 QMessageLogger , QtMessageHandler ，和 qInstallMessageHandler ().
