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https://github.com/VCMP-SqMod/SqMod.git
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4a6bfc086c
Switched to POCO library for unified platform/library interface. Deprecated the external module API. It was creating more problems than solving. Removed most built-in libraries in favor of system libraries for easier maintenance. Cleaned and secured code with help from static analyzers.
171 lines
3.1 KiB
C++
171 lines
3.1 KiB
C++
//
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// TaskNotification.h
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//
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// Library: Foundation
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// Package: Tasks
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// Module: Tasks
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//
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// Definition of the TaskNotification class.
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef Foundation_TaskNotification_INCLUDED
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#define Foundation_TaskNotification_INCLUDED
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#include "Poco/Foundation.h"
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#include "Poco/Notification.h"
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#include "Poco/Task.h"
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namespace Poco {
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class Foundation_API TaskNotification: public Notification
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/// Base class for TaskManager notifications.
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{
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public:
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TaskNotification(Task* pTask);
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/// Creates the TaskNotification.
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Task* task() const;
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/// Returns the subject of the notification.
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protected:
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virtual ~TaskNotification();
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/// Destroys the TaskNotification.
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private:
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Task* _pTask;
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};
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class Foundation_API TaskStartedNotification: public TaskNotification
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/// This notification is posted by the TaskManager for
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/// every task that has been started.
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{
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public:
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TaskStartedNotification(Task* pTask);
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protected:
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~TaskStartedNotification();
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};
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class Foundation_API TaskCancelledNotification: public TaskNotification
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/// This notification is posted by the TaskManager for
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/// every task that has been cancelled.
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{
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public:
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TaskCancelledNotification(Task* pTask);
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protected:
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~TaskCancelledNotification();
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};
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class Foundation_API TaskFinishedNotification: public TaskNotification
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/// This notification is posted by the TaskManager for
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/// every task that has finished.
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{
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public:
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TaskFinishedNotification(Task* pTask);
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protected:
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~TaskFinishedNotification();
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};
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class Foundation_API TaskFailedNotification: public TaskNotification
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/// This notification is posted by the TaskManager for
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/// every task that has failed with an exception.
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{
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public:
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TaskFailedNotification(Task* pTask, const Exception& exc);
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const Exception& reason() const;
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protected:
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~TaskFailedNotification();
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private:
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Exception* _pException;
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};
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class Foundation_API TaskProgressNotification: public TaskNotification
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/// This notification is posted by the TaskManager for
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/// a task when its progress changes.
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{
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public:
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TaskProgressNotification(Task* pTask, float progress);
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float progress() const;
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protected:
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~TaskProgressNotification();
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private:
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float _progress;
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};
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template <class C>
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class TaskCustomNotification: public TaskNotification
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/// This is a template for "custom" notification.
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/// Unlike other notifications, this notification
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/// is instantiated and posted by the task itself.
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/// The purpose is to provide generic notification
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/// mechanism between the task and its observer(s).
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{
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public:
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TaskCustomNotification(Task* pTask, const C& custom):
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TaskNotification(pTask),
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_custom(custom)
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{
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}
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const C& custom() const
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{
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return _custom;
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}
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protected:
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~TaskCustomNotification(){};
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private:
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C _custom;
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};
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//
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// inlines
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//
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inline Task* TaskNotification::task() const
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{
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return _pTask;
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}
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inline const Exception& TaskFailedNotification::reason() const
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{
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return *_pException;
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}
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inline float TaskProgressNotification::progress() const
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{
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return _progress;
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}
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} // namespace Poco
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#endif // Foundation_TaskNotification_INCLUDED
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