1 files changed, 189 insertions, 0 deletions
diff --git a/lib/compatibility/knewstuff/engine.h b/lib/compatibility/knewstuff/engine.h
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+++ b/lib/compatibility/knewstuff/engine.h
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+/*
+    This file is part of KOrganizer.
+    Copyright (c) 2002 Cornelius Schumacher <schumacher@kde.org>
+
+    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 <qmap.h>
+#include <qobject.h>
+#include <qstring.h>
+
+#include "entry.h"
+#include "provider.h"
+
+namespace KIO { class Job; }
+
+class KNewStuff;
+
+namespace KNS {
+
+class DownloadDialog;
+class UploadDialog;
+class ProviderDialog;
+
+/**
+ * @short Central class combining all possible KNewStuff 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 Engine : public QObject
+{
+    Q_OBJECT
+  public:
+    /**
+      Constructor.
+
+      @param newStuff a KNewStuff object
+      @param type the Hotstuff data type such as "korganizer/calendar"
+      @param parentWidget the parent window
+    */
+    Engine( KNewStuff *newStuff, const QString &type, QWidget *parentWidget = 0 );
+    /**
+      Constructor.
+
+      @param newStuff a KNewStuff 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( KNewStuff *newStuff, const QString &type, const QString &providerList, QWidget *parentWidget = 0 );
+
+    /**
+      Destructor.
+    */
+    virtual ~Engine();
+
+    /**
+      Returns the previously set data type.
+
+      @return the Hotstuff data type
+    */
+    QString type() const { return mType; }
+
+    /**
+      Returns the previously set parent widget.
+
+      @return parent widget
+    */
+    QWidget *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 QString &fileName = QString::null, const QString &previewName = QString::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 KNewStuffSecure
+     */
+    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( KIO::Job *job, const QByteArray &data );
+    void slotNewStuffJobResult( KIO::Job *job );
+
+    void slotDownloadJobResult( KIO::Job *job );
+
+    void slotUploadPayloadJobResult( KIO::Job *job );
+    void slotUploadPreviewJobResult (KIO::Job *job );
+    void slotUploadMetaJobResult( KIO::Job *job );
+
+  protected:
+    bool createMetaFile( Entry * );
+    
+  private:
+    QWidget *mParentWidget;
+
+    ProviderLoader *mProviderLoader;
+
+    QMap<KIO::Job *,QString> mNewStuffJobData;
+    QMap<KIO::Job *,Provider *> mProviderJobs;
+
+    QPtrList<Entry> mNewStuffList;
+
+    DownloadDialog *mDownloadDialog;
+    UploadDialog *mUploadDialog;
+    ProviderDialog *mProviderDialog;
+
+    QString mDownloadDestination;
+
+    Provider *mUploadProvider;
+
+    QString mUploadMetaFile;
+    QString mUploadFile;
+    QString mPreviewFile;
+    QString mProviderList;
+
+    KNewStuff *mNewStuff;
+
+    QString mType;
+    
+    bool mIgnoreInstallResult;
+};
+
+}
+
+#endif