utils/themeeditor/models/parsetreemodel.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2010 Robert Bieber
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #include "skin_parser.h"
  23 #include "skin_debug.h"
  24 #include "projectmodel.h"
  25
  26 #ifndef PARSETREEMODEL_H
  27 #define PARSETREEMODEL_H
  28
  29 #include <QAbstractItemModel>
  30 #include <QList>
  31 #include <QGraphicsScene>
  32
  33 #include "parsetreenode.h"
  34
  35 class ParseTreeModel : public QAbstractItemModel
  36 {
  37
  38     Q_OBJECT
  39
  40 public:
  41     /* Constants */
  42     static const int numColumns = 3;
  43     static const int typeColumn = 0;
  44     static const int lineColumn = 1;
  45     static const int valueColumn = 2;
  46
  47     /* Initializes a tree with a skin document in a string */
  48     ParseTreeModel(const char* document, QObject* parent = 0);
  49     virtual ~ParseTreeModel();
  50
  51     QString genCode();
  52     /* Changes the parse tree to a new document */
  53     QString changeTree(const char* document);
  54     QModelIndex index(int row, int column, const QModelIndex& parent) const;
  55     QModelIndex parent(const QModelIndex &child) const;
  56     int rowCount(const QModelIndex &parent) const;
  57     int columnCount(const QModelIndex &parent) const;
  58     QVariant data(const QModelIndex &index, int role) const;
  59     QVariant headerData(int col, Qt::Orientation orientation, int role) const;
  60     Qt::ItemFlags flags(const QModelIndex &index) const;
  61     bool setData(const QModelIndex &index, const QVariant &value, int role);
  62
  63     QGraphicsScene* render(ProjectModel* project, const QString* file = 0);
  64
  65     static QString safeSetting(ProjectModel* project, QString key,
  66                                QString fallback)
  67     {
  68         if(project)
  69             return project->getSetting(key, fallback);
  70         else
  71             return fallback;
  72     }
  73
  74
  75 private:
  76     ParseTreeNode* root;
  77     struct skin_element* tree;
  78     QGraphicsScene* scene;
  79 };
  80
  81
  82
  83 #endif // PARSETREEMODEL_H