tmw/src/gui/updatewindow.h

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/*
 *  The Mana World
 *  Copyright (C) 2004  The Mana World Development Team
 *
 *  This file is part of The Mana World.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef _UPDATERWINDOW_H
#define _UPDATERWINDOW_H

#include "gui/widgets/window.h"

#include "utils/mutex.h"

#include <guichan/actionlistener.hpp>

#include <string>
#include <vector>

class BrowserBox;
class Button;
class ProgressBar;
class ScrollArea;

struct SDL_Thread;

class UpdaterWindow : public Window, public gcn::ActionListener
{
 public:
    UpdaterWindow(const std::string &updateHost,
                  const std::string &updatesDir);

    ~UpdaterWindow();

    void setProgress(float p);

    void setLabel(const std::string &);

    void enable();

    void loadNews();

    void action(const gcn::ActionEvent &event);

    void logic();

    int updateState;

private:
    void download();

    static int downloadThread(void *ptr);

    static int updateProgress(void *ptr,
                              double dt, double dn, double ut, double un);

    static size_t memoryWrite(void *ptr, size_t size, size_t nmemb,
                              FILE *stream);

    enum DownloadStatus
    {
        UPDATE_ERROR,
        UPDATE_IDLE,
        UPDATE_LIST,
        UPDATE_COMPLETE,
        UPDATE_NEWS,
        UPDATE_RESOURCES
    };

    SDL_Thread *mThread;

    DownloadStatus mDownloadStatus;

    std::string mUpdateHost;

    std::string mUpdatesDir;

    std::string mCurrentFile;

    std::string mNewLabelCaption;

    Mutex mLabelMutex;

    unsigned long mCurrentChecksum;

    bool mStoreInMemory;

    bool mDownloadComplete;

    bool mUserCancel;

    int mDownloadedBytes;

    char *mMemoryBuffer;

    char *mCurlError;

    std::vector<std::string> mLines;

    unsigned int mLineIndex;

    gcn::Label *mLabel;           
    Button *mCancelButton;        
    Button *mPlayButton;          
    ProgressBar *mProgressBar;    
    BrowserBox *mBrowserBox;      
    ScrollArea *mScrollArea;      
};

#endif

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