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cbthreadedtask.h

/*
 * This file is part of the Code::Blocks IDE and licensed under the GNU Lesser General Public License, version 3
 * http://www.gnu.org/licenses/lgpl-3.0.html
 */

#ifndef CBTHREADEDTASK_H
#define CBTHREADEDTASK_H

/// This is what you have to use instead of wxThread to add tasks to the Thread Pool.
/// It has a reduced, but similar, interface like that of wxThread.
/// Just be sure to override Execute (like wxThread's Entry) and test every now and then
/// for TestDestroy.
00013 class cbThreadedTask
{
  public:
    /// cbThreadedTask ctor
    cbThreadedTask();

    /// cbThreadedTask dtor
    virtual ~cbThreadedTask() = 0;

    /// This function is called to tell the task to abort (check cbThreadPool::AbortAllTasks)
    void Abort();

    /// Override this function with the task's job
    /// Return value doesn't matter
    virtual int Execute() = 0;

  protected:
    /// Be sure to call this function often. If it returns true, quit your task quickly
    bool TestDestroy() const;

    /// Same as TestDestroy()
    bool Aborted() const;

  private:
    bool m_abort;
};

/* ************************************************ */
/* **************** INLINE MEMBERS **************** */
/* ************************************************ */

00044 inline cbThreadedTask::cbThreadedTask()
: m_abort(false)
{
  // empty
}

00050 inline cbThreadedTask::~cbThreadedTask()
{
  // empty
}

00055 inline bool cbThreadedTask::TestDestroy() const
{
  return m_abort;
}

00060 inline bool cbThreadedTask::Aborted() const
{
  return m_abort;
}

00065 inline void cbThreadedTask::Abort()
{
  m_abort = true;
}

#endif

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