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28 | |
29 | #ifndef PatternistSDK_TreeModel_H |
30 | #define PatternistSDK_TreeModel_H |
31 | |
32 | #include <QAbstractItemModel> |
33 | #include <QObject> |
34 | #include <QPointer> |
35 | #include <QStringList> |
36 | |
37 | #include "Global.h" |
38 | |
39 | QT_BEGIN_NAMESPACE |
40 | |
41 | namespace QPatternistSDK |
42 | { |
43 | class TreeItem; |
44 | |
45 | /** |
46 | * @short TreeItem is a generic QAbstractItemModel tailored for |
47 | * representing hierarchial data. |
48 | * |
49 | * TreeModel is an item model in Qt's model/view framework. Its |
50 | * data consists of TreeItem instances. |
51 | * |
52 | * @see TreeItem |
53 | * @ingroup PatternistSDK |
54 | * @author Frans Englich <frans.englich@nokia.com> |
55 | */ |
56 | class TreeModel : public QAbstractItemModel |
57 | { |
58 | Q_OBJECT |
59 | public: |
60 | TreeModel(const QStringList columnData, QObject *parent); |
61 | virtual ~TreeModel(); |
62 | |
63 | virtual QVariant data(const QModelIndex &index, int role) const; |
64 | virtual Qt::ItemFlags flags(const QModelIndex &index) const; |
65 | virtual QVariant (int section, |
66 | Qt::Orientation orientation, |
67 | int role = Qt::DisplayRole) const; |
68 | virtual QModelIndex index(int row, |
69 | int column, |
70 | const QModelIndex &parent = QModelIndex()) const; |
71 | virtual QModelIndex parent(const QModelIndex &index) const; |
72 | virtual int rowCount(const QModelIndex &parent = QModelIndex()) const; |
73 | virtual int columnCount(const QModelIndex &parent = QModelIndex()) const; |
74 | |
75 | TreeItem *root() const; |
76 | /** |
77 | * Sets @p root to the new root, and deletes the old. |
78 | */ |
79 | void setRoot(TreeItem *root); |
80 | |
81 | protected Q_SLOTS: |
82 | void childChanged(TreeItem *child); |
83 | |
84 | private: |
85 | QPointer<TreeItem> m_root; |
86 | const QStringList m_columnData; |
87 | }; |
88 | } |
89 | |
90 | QT_END_NAMESPACE |
91 | |
92 | #endif |
93 | // vim: et:ts=4:sw=4:sts=4 |
94 | |