QRemoteObjectPendingCall Class
Encapsulates the result of an asynchronous method call. More...
| Header: | #include <QRemoteObjectPendingCall> |
| CMake: | find_package(Qt6 REQUIRED COMPONENTS RemoteObjects) target_link_libraries(mytarget PRIVATE Qt6::RemoteObjects) |
| 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:
| Constant | Value | Description |
|---|---|---|
QRemoteObjectPendingCall::NoError | 0 | No error occurred. |
QRemoteObjectPendingCall::InvalidMessage | 1 | The 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.