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 class EditorWindow;
  30
  31 class ProjectModel : public QAbstractItemModel
  32 {
  33 Q_OBJECT
  34 public:
  35     static const int numColumns = 2;
  36
  37     static QString fileFilter()
  38     {
  39         return QObject::tr("Project Files (*.cfg);;All Files (*.*)");
  40     }
  41
  42     ProjectModel(QString config, EditorWindow* mainWindow, QObject *parent = 0);
  43     virtual ~ProjectModel();
  44
  45     QModelIndex index(int row, int column, const QModelIndex& parent) const;
  46     QModelIndex parent(const QModelIndex &child) const;
  47     int rowCount(const QModelIndex &parent) const;
  48     int columnCount(const QModelIndex &parent) const;
  49     QVariant data(const QModelIndex &index, int role) const;
  50     QVariant headerData(int col, Qt::Orientation orientation, int role) const;
  51     Qt::ItemFlags flags(const QModelIndex &index) const;
  52     bool setData(const QModelIndex &index, const QVariant &value, int role);
  53
  54     void loadFile(QString file);
  55
  56 signals:
  57
  58 public slots:
  59     void activated(const QModelIndex& index);
  60
  61 private:
  62     ProjectNode* root;
  63     EditorWindow* mainWindow;
  64 };
  65
  66 /* A simple abstract class required for categories */
  67 class ProjectNode
  68 {
  69 public:
  70     virtual ProjectNode* parent() const = 0;
  71     virtual ProjectNode* child(int row) const = 0;
  72     virtual int numChildren() const = 0;
  73     virtual int row() const = 0;
  74     virtual QVariant data(int column) const = 0;
  75     virtual Qt::ItemFlags flags(int column) const = 0;
  76     virtual void activated() = 0;
  77
  78     int indexOf(ProjectNode* child){ return children.indexOf(child); }
  79
  80 protected:
  81     QList<ProjectNode*> children;
  82     ProjectModel* model;
  83
  84 };
  85
  86 /* A simple implementation of ProjectNode for the root */
  87 class ProjectRoot : public ProjectNode
  88 {
  89 public:
  90     ProjectRoot(QString config, ProjectModel* model);
  91     virtual ~ProjectRoot();
  92
  93     virtual ProjectNode* parent() const{ return 0; }
  94     virtual ProjectNode* child(int row) const
  95     {
  96         if(row >= 0 && row < children.count())
  97             return children[row];
  98         else
  99             return 0;
 100     }
 101     virtual int numChildren() const{ return children.count(); }
 102     virtual int row() const{ return 0; }
 103     virtual QVariant data(int column) const{ return QVariant(); }
 104     virtual Qt::ItemFlags flags(int column) const{ return 0; }
 105     virtual void activated(){ }
 106
 107 private:
 108     QHash<QString, QString> settings;
 109
 110 };
 111
 112
 113 #endif // PROJECTMODEL_H