unipresent/okular/UpOkProcess.h

   1 /***************************************************************************
   2  *   This file is part of KWorship.                                        *
   3  *   Copyright 2008-2009 James Hogan <james@albanarts.com>                 *
   4  *                                                                         *
   5  *   KWorship is free software: you can redistribute it and/or modify      *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation, either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   KWorship is distributed in the hope that it will be useful,           *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with KWorship.  If not, write to the Free Software Foundation,  *
  17  *   Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.   *
  18  ***************************************************************************/
  19
  20 #ifndef _UpOkProcess_h_
  21 #define _UpOkProcess_h_
  22
  23 /**
  24  * @file UpOkProcess.h
  25  * @brief Okular process.
  26  * @author James Hogan <james@albanarts.com>
  27  */
  28
  29 #include <QObject>
  30 #include <QHash>
  31
  32 class UpPresentation;
  33 class UpOkBackend;
  34 class UpOkPresentation;
  35
  36 /** Okular process.
  37  * This corresponds to a KPresenter dbus service.
  38  */
  39 class UpOkProcess : public QObject
  40 {
  41     Q_OBJECT
  42
  43   public:
  44
  45     /*
  46      * Constructors + destructor
  47      */
  48
  49     /// Primary constructor.
  50     UpOkProcess(QString serviceName, UpOkBackend* parent = 0);
  51
  52     /// Destructor.
  53     virtual ~UpOkProcess();
  54
  55     /*
  56      * Basic accessors
  57      */
  58
  59     /// Get the service name.
  60     QString serviceName() const;
  61
  62     /// Get a list of presentations.
  63     QList<UpOkPresentation*> presentations();
  64
  65   signals:
  66
  67     /*
  68      * Signals
  69      */
  70
  71     /// Emitted when a new presentation is created or loaded.
  72     void loadedPresentation(UpOkPresentation*);
  73
  74     /// Emitted when a presentation is about to be closed.
  75     void unloadedPresentation(UpOkPresentation*);
  76
  77   private slots:
  78
  79     /*
  80      * Private slots
  81      */
  82
  83     /// Indicates that a new presentation has been made available.
  84     void dbusPresentationOpened(QString docName);
  85
  86     /// Indicates that an old presentation is no longer available.
  87     void dbusPresentationClosed(QString docName);
  88
  89   private:
  90
  91     /*
  92      * Variables
  93      */
  94
  95     /// Backend object.
  96     UpOkBackend* m_backend;
  97
  98     /// DBus service name.
  99     QString m_serviceName;
 100
 101     typedef QHash<QString, UpOkPresentation*> StringHashPresentation;
 102     /// Presentations by name.
 103     StringHashPresentation m_presentations;
 104
 105 };
 106
 107 #endif // _UpOkProcess_h_
 108