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DlgEvtHdlr.cpp

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/*
 * DlgEvtHdlr.cpp
 *
 * Copyright 2003, MobileSpear Inc. (www.mobilespear.com). All rights reserved.
 * Copyright 2003, David Resnick. All rights reserved.
 *
 * See the file doc\license.txt for the terms of usage and distribution.
 */

#include <bogotel/Portability.h>
#include <bogotel/DlgEvtHdlr.h>
#include <bogotel/BgtErrors.h>
#include <bogotel/util.h>
#include <bogotel/BgtRt.h>

#include <log4cpp/NDC.hh>

namespace bogotel {

    CDlgEvtHdlr::CDlgEvtHdlr(ptr_evt_hndlr pHdlr) :
    m_pHdlr(pHdlr)
    {
        m_pThrd = new boost::thread(thread_adapter(&CDlgEvtHdlr::do_thread, this));
    }

    CDlgEvtHdlr::~CDlgEvtHdlr()
    {
        if (m_pThrd) {
            // this will cause the event handler to quit
            CEvt *pEvt = new CEvt;
            pEvt->m_iSysType = CEvt::SysType::DISABLE_HANDLER;
            CBgtRt::Instance()->addEvent(pEvt);
            m_pThrd->join();
            delete m_pThrd;
        }

        m_pHdlr = NULL;
    }

    void CDlgEvtHdlr::do_thread(void* param)
    {
        log4cpp::NDC::push("CDlgEvtHdlr");
        try {
            static_cast<CDlgEvtHdlr*>(param)->run();
        } catch(...) {
            g_util->log(1, -1, "CDlgEvtHdlr::do_thread_talk: Exception");
        }
    }
 
    // Waits for the timer, sending the appropriate event when the timer expires.
    // When interrupted, reschedules timer.
    void CDlgEvtHdlr::run()
    {
        // wait for incoming event
        long lRemaining;
        // some large timeout...
        while (CBgtRt::Instance()->waitEvent(86400000, &lRemaining) == resultSUCCESS &&
            m_pHdlr) {

            // we have an event -- call event handler with dummy event handle
            m_pHdlr(0);
        }
    }

    bool CDlgEvtHdlr::matchesHandler(ptr_evt_hndlr testPtr)
    {
        return (testPtr == m_pHdlr);
    }
}

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