Module qtjambi

Package io.qt.core

Class QMessageHandler

java.lang.Object

io.qt.core.QMessageHandler

public abstract class QMessageHandler
extends Object

The QMessageHandler class provides a means of receiving notifications when the C++ side of Qt Jambi enters a state where it produces warnings and debug messages and similar.

Constructor Summary

Constructors

Constructor	Description
QMessageHandler()

Method Summary

Modifier and Type	Method	Description
abstract void	critical(String message)	Implement this method to be notified about critical messages
abstract void	debug(String message)	Implement this method to be notified about debug messages.
abstract void	fatal(String message)	Implement this method to be notified about fatal messages.
static void	installMessageHandler(QMessageHandler addHandler)	Installs the specified message handler as a receiver for message notification.
static void	removeMessageHandler(QMessageHandler removeHandler)	Removes the specified message handler as a receiver for message notification.
static void	replaceMessageHandler(QMessageHandler removeHandler, QMessageHandler addHandler)	Can atomically install and/or remove a handler.
abstract void	warning(String message)	Implement this method to be notified about warnings.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

QMessageHandler

public QMessageHandler()

Method Details

debug

public abstract void debug(String message)

Implement this method to be notified about debug messages.

warning

public abstract void warning(String message)

Implement this method to be notified about warnings.

critical

public abstract void critical(String message)

Implement this method to be notified about critical messages

fatal

@QtUninvokable public abstract void fatal(String message)

Implement this method to be notified about fatal messages. After receiving a fatal message the application will immediatly shut down.

installMessageHandler

@QtUninvokable public static void installMessageHandler(QMessageHandler addHandler)

Installs the specified message handler as a receiver for message notification.

removeMessageHandler

@QtUninvokable public static void removeMessageHandler(QMessageHandler removeHandler)

Removes the specified message handler as a receiver for message notification.

replaceMessageHandler

@QtUninvokable public static void replaceMessageHandler(QMessageHandler removeHandler, QMessageHandler addHandler)

Can atomically install and/or remove a handler.

Parameters:

removeHandler - Maybe null

addHandler - Maybe null