updaterwindow.h

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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/>.
 */
 
#pragma once
 
#include "gui/widgets/window.h"
 
#include "net/download.h"
 
#include <guichan/actionlistener.hpp>
#include <guichan/keylistener.hpp>
 
#include <memory>
#include <string>
#include <vector>
 
class LinkHandler;
class BrowserBox;
class Button;
class ProgressBar;
class ScrollArea;
 
struct UpdateFile
{
    std::string name;
    std::string hash;
    std::string type;
    bool required;
    std::string desc;
};
 
class UpdaterWindow : public Window, public gcn::ActionListener,
                      public gcn::KeyListener
{
 public:
    UpdaterWindow(const std::string &updateHost,
                  const std::string &updatesDir,
                  bool applyUpdates);
 
    ~UpdaterWindow() override;
 
    void action(const gcn::ActionEvent &event) override;
 
    void keyPressed(gcn::KeyEvent &keyEvent) override;
 
    void logic() override;
 
private:
    bool cancel();
    void play();
 
    void setLabel(const std::string &);
    void enablePlay();
 
    void startDownload(const std::string &fileName,
                       bool storeInMemory,
                       std::optional<unsigned long> adler32 = {});
    void downloadCompleted();
 
    void loadNews();
 
    void loadUpdates();
 
    enum class DialogState
    {
        DownloadNews,
        DownloadList,
        DownloadResources,
        Done,
    };
 
    DialogState mDialogState = DialogState::DownloadNews;
 
    std::string mUpdateHost;
 
    std::string mUpdatesDir;
 
    std::string mCurrentFile;
 
    std::unique_ptr<Net::Download> mDownload;
 
    std::vector<UpdateFile> mUpdateFiles;
 
    unsigned int mUpdateIndex = 0;
 
    bool mLoadUpdates;
 
    gcn::Label *mLabel;           
    Button *mCancelButton;        
    Button *mPlayButton;          
    ProgressBar *mProgressBar;    
    BrowserBox *mBrowserBox;      
    ScrollArea *mScrollArea;      
    std::unique_ptr<LinkHandler> mLinkHandler;
};