QRemoteObjectPendingCall Class

Encapsulates the result of an asynchronous method call. More...

Header: #include <QRemoteObjectPendingCall>
qmake: QT += remoteobjects
Inherited By:

QRemoteObjectPendingCallWatcher and QRemoteObjectPendingReply

Public Types

enum Error { NoError, InvalidMessage }

Public Functions

QRemoteObjectPendingCall::Error error() const
bool isFinished() const
QVariant returnValue() const
bool waitForFinished(int timeout = 30000)

Detailed Description

Member Type Documentation

enum QRemoteObjectPendingCall::Error

This enum type specifies the possible error values for a remote call:

ConstantValueDescription
QRemoteObjectPendingCall::NoError0No error occurred.
QRemoteObjectPendingCall::InvalidMessage1The default error state prior to the remote call finishing.

Member Function Documentation

QRemoteObjectPendingCall::Error QRemoteObjectPendingCall::error() const

Returns the error, if any, from the remote call.

bool QRemoteObjectPendingCall::isFinished() const

Returns true if the remote call has finished, false otherwise.

A finished call will include a returnValue or error.

QVariant QRemoteObjectPendingCall::returnValue() const

Returns the return value of the remote call.

returnValue will only be valid when the remote call has finished and there are no errors.

bool QRemoteObjectPendingCall::waitForFinished(int timeout = 30000)

Blocks for up to timeout milliseconds, until the remote call has finished.

Returns true on success, false otherwise.

© 2024 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners.