downloadPDBFile.h

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// -*- Mode: C++; tab-width: 2; -*-
// vi: set ts=2:
//

#ifndef BALL_VIEW_DIALOGS_DOWNLOADPDBFILE_H
#define BALL_VIEW_DIALOGS_DOWNLOADPDBFILE_H

#ifndef BALL_COMMON_GLOBAL_H
# include <BALL/COMMON/global.h>
#endif

#ifndef BALL_VIEW_KERNEL_MODULARWIDGET_H
# include <BALL/VIEW/KERNEL/modularWidget.h>
#endif

#ifndef BALL_DATATYPE_HASHSET_H
# include <BALL/DATATYPE/hashSet.h>
#endif

#include <BALL/VIEW/UIC/ui_downloadPDBFile.h>

#include <QtNetwork/QNetworkReply>

class QProgressBar;
class QNetworkAccessManager;

namespace BALL
{
  namespace VIEW
  {
    class BALL_VIEW_EXPORT DownloadPDBFile 
      : public QDialog,
        public Ui_DownloadPDBFileData,
        public ModularWidget
    { 
        Q_OBJECT
      public:
        BALL_EMBEDDABLE(DownloadPDBFile, ModularWidget)

        
        DownloadPDBFile(QWidget* parent = 0, const char* name = "DownloadPDBFileDialog", 
                        bool modal = FALSE, Qt::WFlags fl = 0 );

        ~DownloadPDBFile();

        virtual void initializeWidget(VIEW::MainControl& main_control);

        virtual void fetchPreferences(INIFile& inifile);

        virtual void writePreferences(INIFile& inifile);

        void setPrefix(String s) { prefix_ = s;}

        void setSuffix(String s) { suffix_ = s;}

        void checkMenu(MainControl& mc);

      public slots:

        void slotDownload();

        void idChanged();

        virtual void abort();

        void downloadFinished();

        void downloadProgress(qint64 received, qint64 total);

      protected:

        //_
        void downloadStarted_();

        //_  
        void downloadEnded_();

        bool threadedDownload_(const String& url);
        void removeFile_(const String& filename);

        bool                    aborted_;
        bool                    error_;

        HashMap<String, QImage> image_cache_;

        // e.g. gif images if not supported
        HashSet<String>         unsupported_images_;

        QAction* menu_id_;
        String   prefix_, suffix_;

        // the current network reply
        QNetworkReply* current_reply_;

        // the current progress bar
        QProgressBar*  progress_bar_;
        QNetworkAccessManager* network_manager_;
    };

  } 
} //namespaces
#endif

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