              
QServiceContext Class ReferenceThe QServiceContext class provides context information to services. More... #include <QServiceContext> Inherits QObject. Public Types
Properties
Public Functions
Additional Inherited Members
Detailed DescriptionThe QServiceContext class provides context information to services. A service context is created by clients and passed on to the service. It enables the opportunity to pass additional context information and errors between services, clients and the service framework. Clients must implement this abstract class to receive context information. See also QServiceManager. Member Type Documentation
|
| Constant | Value | Description |
|---|---|---|
| QServiceContext::DisplayContext | 0 | The service provides user visible display text such as an error message. |
| QServiceContext::ScriptContext | 1 | The service provides a script which may be executed by the client. |
| QServiceContext::UserDefined | 100 | The first context type that can be used for service specific context information. |
Property Documentation
clientId : QString
This property holds the id of the client using the service.
By default, this value is empty but you can change this by calling setClientId().
Access functions:
| QString | clientId () const |
| void | setClientId ( const QString & id ) |
clientName : QString
This property holds the name of the client using the service.
By default, this value is empty but you can change this by calling setClientName(). This string is translated and can be shown to the user.
Access functions:
| QString | clientName () const |
| void | setClientName ( const QString & name ) |
Member Function Documentation
QServiceContext::QServiceContext ( QObject * parent = 0 )
Constrcuts a service context with the given parent.
QServiceContext::~QServiceContext () [virtual]
Destroys the service context object.
QVariant QServiceContext::clientData ( const QString & key ) const
Returns the client data associated to key.
See also setClientData() and resetClientData().
void QServiceContext::notify ( ContextType type, const QVariant & data ) [pure virtual]
Services may call this function to notify the service client about service related context information of the given type. The contextual information is stored in data.
void QServiceContext::resetClientData ()
Deletes all client data associated to the service context.
See also clientData() and setClientData().
void QServiceContext::setClientData ( const QString & key, const QVariant & value )
Attaches arbitrary data value to the context object. The value can be retrieved via key.
See also clientData() and resetClientData().