progress_demo.cpp

来自「ncbi源码」· C++ 代码 · 共 162 行

/*
 * ===========================================================================
 * PRODUCTION $Log: progress_demo.cpp,v $
 * PRODUCTION Revision 1000.2  2004/06/01 20:46:58  gouriano
 * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.3
 * PRODUCTION
 * ===========================================================================
 */

/*  $Id: progress_demo.cpp,v 1000.2 2004/06/01 20:46:58 gouriano Exp $
 * ===========================================================================
 *
 *                            PUBLIC DOMAIN NOTICE
 *               National Center for Biotechnology Information
 *
 *  This software/database is a "United States Government Work" under the
 *  terms of the United States Copyright Act.  It was written as part of
 *  the author's official duties as a United States Government employee and
 *  thus cannot be copyrighted.  This software/database is freely available
 *  to the public for use. The National Library of Medicine and the U.S.
 *  Government have not placed any restriction on its use or reproduction.
 *
 *  Although all reasonable efforts have been taken to ensure the accuracy
 *  and reliability of the software and data, the NLM and the U.S.
 *  Government do not and cannot warrant the performance or results that
 *  may be obtained by using this software or data. The NLM and the U.S.
 *  Government disclaim all warranties, express or implied, including
 *  warranties of performance, merchantability or fitness for any particular
 *  purpose.
 *
 *  Please cite the author in any work or product based on this material.
 *
 * ===========================================================================
 *
 * Authors:  Mike DiCuccio
 *
 * File Description:
 *
 */


#include <ncbi_pch.hpp>
#include <corelib/ncbiapp.hpp>
#include <corelib/ncbienv.hpp>
#include <corelib/ncbiargs.hpp>
#include <corelib/ncbireg.hpp>

#include <FL/Fl.H>
#include <gui/dialogs/progress/progress_dlg.hpp>
#include <gui/dialogs/progress/progress_dlg_ex.hpp>

USING_NCBI_SCOPE;


class CProgressDemoApp : public CNcbiApplication
{
public:
    virtual void Init(void);
    virtual int  Run(void);
    virtual void Exit(void);

    void IncrementProgress();

private:
    CProgressDlg m_Dlg;
    CProgressDlgEx m_Dlg_ex;
};


static void s_IncrementProgress(void* data)
{
    CProgressDemoApp* app = static_cast<CProgressDemoApp*>(data);
    if (app) {
        app->IncrementProgress();
    }
    Fl::add_timeout(0.5f, s_IncrementProgress, data);
}


void CProgressDemoApp::Init(void)
{
    // Create command-line argument descriptions class
    auto_ptr<CArgDescriptions> arg_desc(new CArgDescriptions);

    // Specify USAGE context
    arg_desc->SetUsageContext(GetArguments().GetProgramBasename(),
                              "CProgressDlg demo program");

    // Setup arg.descriptions for this application
    SetupArgDescriptions(arg_desc.release());
}


void CProgressDemoApp::IncrementProgress()
{
    static int counter = 0;

    ++counter;
    m_Dlg.SetPctCompleted(counter);
    m_Dlg_ex.SetPctCompleted(counter);

    string str("Completed: " + NStr::IntToString(counter) + "%");
    m_Dlg.SetMessage(str);
    m_Dlg_ex.SetMessage(str);
}


int CProgressDemoApp::Run(void)
{
    // Get arguments
    CArgs args = GetArgs();

    char *argv[1];
    argv[0] = "app";
    Fl::args(1, argv);

    m_Dlg.SetTitle("Testing Progress Dialog");
    m_Dlg.Show();
    m_Dlg_ex.Show();
    Fl::add_timeout(0.5f, s_IncrementProgress, this);
    return Fl::run();
}


/////////////////////////////////////////////////////////////////////////////
//  Cleanup


void CProgressDemoApp::Exit(void)
{
    SetDiagStream(0);
}

/////////////////////////////////////////////////////////////////////////////
//  MAIN


int main(int argc, const char* argv[])
{
    // Execute main application function
    return CProgressDemoApp().AppMain(argc, argv, 0, eDS_Default, 0);
}


/*
 * ===========================================================================
 * $Log: progress_demo.cpp,v $
 * Revision 1000.2  2004/06/01 20:46:58  gouriano
 * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.3
 *
 * Revision 1.3  2004/05/21 22:27:42  gorelenk
 * Added PCH ncbi_pch.hpp
 *
 * Revision 1.2  2003/12/05 02:05:20  ucko
 * Fix per latest API changes.
 *
 * Revision 1.1  2003/11/26 17:21:23  dicuccio
 * Initial version
 *
 * ===========================================================================
 */