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/*
* The Mana World
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World 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.
*
* The Mana World 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 The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id$
*/
#ifndef _UPDATERWINDOW_H
#define _UPDATERWINDOW_H
#include <guichan/actionlistener.hpp>
#include <string>
#include <vector>
#include "window.h"
#include "../guichanfwd.h"
class BrowserBox;
class Button;
class ProgressBar;
class ScrollArea;
struct SDL_mutex;
struct SDL_KeyboardEvent;
struct SDL_Thread;
/**
* Update progress window GUI
*
* \ingroup GUI
*/
class UpdaterWindow : public Window, public gcn::ActionListener
{
public:
/**
* Constructor
*/
UpdaterWindow();
/**
* Destructor
*/
~UpdaterWindow();
/**
* Set's progress bar status
*/
void setProgress(float p);
/**
* Set's label above progress
*/
void setLabel(const std::string &);
/**
* Enables play button
*/
void enable();
/**
* Loads and display news
*/
void loadNews();
void action(const std::string& eventId);
/**
* Add a row to the message field.
*/
void addRow(const std::string &row);
void logic();
int updateState;
protected:
void download();
/**
* The tread function that download the files.
*/
static int downloadThread(void *ptr);
/**
* A libcurl callback for progress updates.
*/
static int updateProgress(void *ptr,
double dt, double dn, double ut, double un);
/**
* A libcurl callback for writing to memory.
*/
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
};
/**
* A thread that use libcurl to download updates.
*/
SDL_Thread *mThread;
/**
* A mutex to protect shared data between the threads.
*/
SDL_mutex *mMutex;
/**
* Status of the current download.
*/
DownloadStatus mDownloadStatus;
/**
* Host where we get the updated files.
*/
std::string mUpdateHost;
/**
* The file currently downloading.
*/
std::string mCurrentFile;
/**
* Absolute path to locally save downloaded files.
*/
std::string mBasePath;
/**
* A flag to know if we must write the downloaded file to a memory buffer
* instead of a regular file.
*/
bool mStoreInMemory;
/**
* Flag that show if current download is complete.
*/
bool mDownloadComplete;
/**
* Byte count currently downloaded in mMemoryBuffer.
*/
int mDownloadedBytes;
/**
* Buffer where to put downloaded file which are not stored in file system.
*/
char *mMemoryBuffer;
/**
* Buffer to handler human readable error provided by curl.
*/
char *mCurlError;
/**
* List of files to download
*/
std::vector<std::string> mFiles;
/**
* Index of the file to be downloaded
*/
unsigned int mFileIndex;
gcn::Label *mLabel; /**< Progress bar caption. */
Button *mCancelButton; /**< Button to stop the update process. */
Button *mPlayButton; /**< Button to start playing. */
ProgressBar *mProgressBar; /**< Update progress bar. */
BrowserBox* mBrowserBox; /**< Box to display news. */
ScrollArea *mScrollArea; /**< Used to scroll news box. */
};
void updateInputHandler(SDL_KeyboardEvent *keyEvent);
#endif
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