utils/themeeditor/projectmodel.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 #ifndef PROJECTMODEL_H
  23 #define PROJECTMODEL_H
  24
  25 #include <QAbstractItemModel>
  26 #include <QHash>
  27
  28 class ProjectNode;
  29
  30 class ProjectModel : public QAbstractItemModel
  31 {
  32 Q_OBJECT
  33 public:
  34     static const int numColumns = 1;
  35
  36     static QString fileFilter()
  37     {
  38         return QObject::tr("Project Files (*.cfg);;All Files (*.*)");
  39     }
  40
  41     ProjectModel(QString config, QObject *parent = 0);
  42     virtual ~ProjectModel();
  43
  44     QModelIndex index(int row, int column, const QModelIndex& parent) const;
  45     QModelIndex parent(const QModelIndex &child) const;
  46     int rowCount(const QModelIndex &parent) const;
  47     int columnCount(const QModelIndex &parent) const;
  48     QVariant data(const QModelIndex &index, int role) const;
  49     QVariant headerData(int col, Qt::Orientation orientation, int role) const;
  50     Qt::ItemFlags flags(const QModelIndex &index) const;
  51     bool setData(const QModelIndex &index, const QVariant &value, int role);
  52
  53
  54 signals:
  55
  56 public slots:
  57
  58 private:
  59     ProjectNode* root;
  60 };
  61
  62 /* A simple abstract class required for categories */
  63 class ProjectNode
  64 {
  65 public:
  66     virtual ProjectNode* parent() const = 0;
  67     virtual ProjectNode* child(int row) const = 0;
  68     virtual int numChildren() const = 0;
  69     virtual int row() const = 0;
  70     virtual QVariant data(int column) const = 0;
  71     virtual Qt::ItemFlags flags(int column) const = 0;
  72     virtual void activated() = 0;
  73
  74     int indexOf(ProjectNode* child){ return children.indexOf(child); }
  75
  76 protected:
  77     QList<ProjectNode*> children;
  78
  79 };
  80
  81 /* A simple implementation of ProjectNode for the root */
  82 class ProjectRoot : public ProjectNode
  83 {
  84 public:
  85     ProjectRoot(QString config);
  86     virtual ~ProjectRoot();
  87
  88     virtual ProjectNode* parent() const{ return 0; }
  89     virtual ProjectNode* child(int row) const
  90     {
  91         if(row >= 0 && row < children.count())
  92             return children[row];
  93         else
  94             return 0;
  95     }
  96     virtual int numChildren() const{ return children.count(); }
  97     virtual int row() const{ return 0; }
  98     virtual QVariant data(int column) const{ return QVariant(); }
  99     virtual Qt::ItemFlags flags(int column) const{ return 0; }
 100     virtual void activated(){ }
 101
 102 private:
 103     QHash<QString, QString> settings;
 104
 105 };
 106
 107
 108 #endif // PROJECTMODEL_H