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+/*
+ This file is part of KOrganizer.
+ Copyright (c) 2002 Cornelius Schumacher <schumacher@kde.org>
+ Copyright (c) 2014 Timothy Pearson <kb9vqf@pearsoncomputing.net>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+*/
+#ifndef KNEWSTUFF_ENGINE_H
+#define KNEWSTUFF_ENGINE_H
+
+#include <tqmap.h>
+#include <tqobject.h>
+#include <tqstring.h>
+
+#include "entry.h"
+#include "provider.h"
+
+namespace TDEIO { class Job; }
+
+class TDENewStuff;
+
+namespace KNS {
+
+class DownloadDialog;
+class UploadDialog;
+class ProviderDialog;
+
+/**
+ * @short Central class combining all possible TDENewStuff operations.
+ *
+ * In most cases, Engine objects are built and used internally.
+ * Using this class explicitely does however give fine-grained control about the
+ * upload and download operations.
+ *
+ * @author Cornelius Schumacher (schumacher@kde.org)
+ * \par Maintainer:
+ * Josef Spillner (spillner@kde.org)
+ */
+class KDE_EXPORT Engine : public TQObject
+{
+ Q_OBJECT
+ struct Private;
+ public:
+ /**
+ Constructor.
+
+ @param newStuff a TDENewStuff object
+ @param type the Hotstuff data type such as "korganizer/calendar"
+ @param parentWidget the parent window
+ */
+ Engine( TDENewStuff *newStuff, const TQString &type, TQWidget *parentWidget = 0 );
+ /**
+ Constructor.
+
+ @param newStuff a TDENewStuff object
+ @param type the Hotstuff data type such as "korganizer/calendar"
+ @param providerList the URL of the provider list
+ @param parentWidget the parent window
+ */
+ Engine( TDENewStuff *newStuff, const TQString &type, const TQString &providerList, TQWidget *parentWidget = 0 );
+
+ /**
+ Destructor.
+ */
+ virtual ~Engine();
+
+ /**
+ Returns the previously set data type.
+
+ @return the Hotstuff data type
+ */
+ TQString type() const { return mType; }
+
+ /**
+ Returns the previously set parent widget.
+
+ @return parent widget
+ */
+ TQWidget *parentWidget() const { return mParentWidget; }
+
+ /**
+ Initiates the download process, retrieving provider lists and invoking
+ the download dialog.
+ */
+ void download();
+
+ /**
+ Initiates the upload process, invoking the provider selection dialog
+ and the file upload dialog.
+
+ @param fileName name of the payload data file
+ @param previewName name of the preview image file
+ */
+ void upload( const TQString &fileName = TQString::null, const TQString &previewName = TQString::null );
+
+ /**
+ Downloads the specified data file.
+
+ @param entry the Hotstuff data object to be downloaded
+ */
+ void download( Entry *entry );
+
+ /**
+ Asynchronous lookup of provider information such as upload and
+ download locations, icon etc.
+
+ @param provider the Hotstuff provider to request information from
+ */
+ void requestMetaInformation( Provider *provider );
+
+ /**
+ Uploads the specified data file to the provider-dependent location.
+
+ @param entry the Hotstuff data object to be uploaded
+ */
+ void upload( Entry *entry );
+
+ /**
+ Ignores the return value of the install method. Used internally to
+ avoid showing of the success/failure dialog when installation is done
+ in another place, like in @ref TDENewStuffSecure
+ */
+ void ignoreInstallResult(bool ignore);
+
+ signals:
+ /** Emitted when the upload has finished.
+ @param result indicates the success/failure of the upload
+ */
+ void uploadFinished( bool result );
+ protected slots:
+ void getMetaInformation( Provider::List *providers );
+ void selectUploadProvider( Provider::List *providers );
+
+ void slotNewStuffJobData( TDEIO::Job *job, const TQByteArray &data );
+ void slotNewStuffJobResult( TDEIO::Job *job );
+
+ void slotDownloadJobResult( TDEIO::Job *job );
+
+ void slotUploadPayloadJobResult( TDEIO::Job *job );
+ void slotUploadPreviewJobResult (TDEIO::Job *job );
+ void slotUploadMetaJobResult( TDEIO::Job *job );
+
+ protected:
+ bool createMetaFile( Entry * );
+
+ private:
+ TQWidget *mParentWidget;
+
+ ProviderLoader *mProviderLoader;
+
+ TQMap<TDEIO::Job *,TQString> mNewStuffJobData;
+ TQMap<TDEIO::Job *,Provider *> mProviderJobs;
+
+ TQPtrList<Entry> mNewStuffList;
+
+ DownloadDialog *mDownloadDialog;
+ UploadDialog *mUploadDialog;
+ ProviderDialog *mProviderDialog;
+
+ TQString mDownloadDestination;
+
+ Provider *mUploadProvider;
+
+ TQString mUploadMetaFile;
+ TQString mUploadFile;
+ TQString mPreviewFile;
+ TQString mProviderList;
+
+ Private* d;
+
+ TQString mType;
+};
+
+}
+
+#endif