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/*
* The Mana Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2012 The Mana Developers
*
* This file is part of The Mana Client.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef UPDATERWINDOW_H
#define UPDATERWINDOW_H
#include "gui/widgets/window.h"
#include "net/download.h"
#include "utils/mutex.h"
#include <guichan/actionlistener.hpp>
#include <guichan/keylistener.hpp>
#include <string>
#include <vector>
class BrowserBox;
class Button;
class ProgressBar;
class ScrollArea;
struct UpdateFile
{
std::string name;
std::string hash;
std::string type;
bool required;
std::string desc;
};
/**
* Update progress window GUI
*
* \ingroup GUI
*/
class UpdaterWindow : public Window, public gcn::ActionListener,
public gcn::KeyListener
{
public:
/**
* Constructor.
*
* @param updateHost Host where to get the updated files.
* @param updatesDir Directory where to store updates (should be absolute
* and already created).
* @param applyUpdates If true, the update window will pass the updates to teh
* resource manager
*/
UpdaterWindow(const std::string &updateHost,
const std::string &updatesDir,
bool applyUpdates);
~UpdaterWindow() override;
/**
* Set's progress bar status
*/
void setProgress(float progress);
/**
* Set's label above progress
*/
void setLabel(const std::string &);
/**
* Enables play button
*/
void enable();
/**
* Loads and display news. Assumes the news file contents have been loaded
* into the memory buffer.
*/
void loadNews();
void action(const gcn::ActionEvent &event) override;
void keyPressed(gcn::KeyEvent &keyEvent) override;
void logic() override;
int updateState;
private:
void download();
/**
* Loads the updates this window has gotten into the resource manager
*/
void loadUpdates();
/**
* A download callback for progress updates.
*/
static int updateProgress(void *ptr, DownloadStatus status,
size_t dt, size_t dn);
/**
* A libcurl callback for writing to memory.
*/
static size_t memoryWrite(void *ptr, size_t size, size_t nmemb,
void *stream);
enum UpdateDownloadStatus
{
UPDATE_ERROR,
UPDATE_IDLE,
UPDATE_LIST,
UPDATE_COMPLETE,
UPDATE_NEWS,
UPDATE_RESOURCES
};
/** Status of the current download. */
UpdateDownloadStatus mDownloadStatus = UPDATE_NEWS;
/** Host where we get the updated files. */
std::string mUpdateHost;
/** Place where the updates are stored (absolute path). */
std::string mUpdatesDir;
/** The file currently downloading. */
std::string mCurrentFile;
/** The new label caption to be set in the logic method. */
std::string mNewLabelCaption;
/** The new progress value to be set in the logic method. */
float mDownloadProgress = 0.0f;
/** The mutex used to guard access to mNewLabelCaption and mDownloadProgress. */
Mutex mDownloadMutex;
/** The Adler32 checksum of the file currently downloading. */
unsigned long mCurrentChecksum = 0;
/** A flag to indicate whether to use a memory buffer or a regular file. */
bool mStoreInMemory = true;
/** Flag that show if current download is complete. */
bool mDownloadComplete = true;
/** Flag that show if the user has canceled the update. */
bool mUserCancel = false;
/** Byte count currently downloaded in mMemoryBuffer. */
int mDownloadedBytes = 0;
/** Buffer for files downloaded to memory. */
char *mMemoryBuffer = nullptr;
/** Download handle. */
Net::Download *mDownload = nullptr;
/** List of files to download. */
std::vector<UpdateFile> mUpdateFiles;
/** Index of the file to be downloaded. */
unsigned int mUpdateIndex = 0;
/** Tells ~UpdaterWindow() if it should load updates */
bool mLoadUpdates;
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. */
};
#endif
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