QScxmlInvokableService Class
QScxmlInvokableService 类是状态机调用服务的基类。更多
Header: | #include <QScxmlInvokableService> |
CMake: | find_package(Qt6 REQUIRED COMPONENTS Scxml) target_link_libraries(mytarget PRIVATE Qt6::Scxml) |
qmake: | QT += scxml |
继承: | QObject |
属性
- id : const QString
- name : const QString
- parentStateMachine : QScxmlStateMachine* const
公共功能
virtual QString | id() const = 0 |
virtual QString | name() const = 0 |
QScxmlStateMachine * | parentStateMachine() const |
virtual void | postEvent(QScxmlEvent *event) = 0 |
virtual bool | start() = 0 |
详细说明
服务是通过SCXML 规范 - 6.4 <invoke> 中描述的机制从状态机中调用的。该类表示被调用服务的实际实例。
属性文档
[read-only]
id : const QString
该属性包含可调用服务的 ID。
ID 由<invoke>
元素的id
属性指定。
访问功能:
virtual QString | id() const = 0 |
[read-only]
name : const QString
该属性包含所调用服务的名称。
访问功能:
virtual QString | name() const = 0 |
[read-only]
parentStateMachine : QScxmlStateMachine* const
该属性包含调用服务的 SCXML 状态机。
访问函数:
QScxmlStateMachine * | parentStateMachine() const |
成员函数文档
[pure virtual]
void QScxmlInvokableService::postEvent(QScxmlEvent *event)
向服务发送event 。
[pure virtual]
bool QScxmlInvokableService::start()
启动可调用服务。成功时返回true
,调用失败时返回false
。
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