1 /***************************************************************************
2 * Copyright (C) 2005-08 by the Quassel Project *
3 * devel@quassel-irc.org *
5 * This program 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) version 3. *
10 * This program 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. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
25 #include <QStringList>
28 #include <QAbstractItemModel>
30 /*****************************************
31 * general item used in the Tree Model
32 *****************************************/
33 class AbstractTreeItem : public QObject {
35 Q_PROPERTY(quint64 id READ id)
38 AbstractTreeItem(AbstractTreeItem *parent = 0);
39 virtual ~AbstractTreeItem();
41 void appendChild(int column, AbstractTreeItem *child);
42 void appendChild(AbstractTreeItem *child);
44 void removeChild(int column, int row);
45 void removeChild(int row);
47 void removeChildById(int column, const quint64 &id);
48 void removeChildById(const quint64 &id);
50 void removeAllChilds();
52 virtual quint64 id() const;
54 AbstractTreeItem *child(int column, int row) const;
55 AbstractTreeItem *child(int row) const;
57 AbstractTreeItem *childById(int column, const quint64 &id) const;
58 AbstractTreeItem *childById(const quint64 &id) const;
60 int childCount(int column) const;
61 int childCount() const;
63 virtual int columnCount() const = 0;
65 virtual QVariant data(int column, int role) const = 0;
66 virtual bool setData(int column, const QVariant &value, int role) = 0;
68 virtual Qt::ItemFlags flags() const;
69 virtual void setFlags(Qt::ItemFlags);
73 AbstractTreeItem *parent() const;
76 void dataChanged(int column = -1);
77 void newChild(AbstractTreeItem *);
79 void beginRemoveChilds(int firstRow, int lastRow);
80 void endRemoveChilds();
83 void childDestroyed();
86 QHash<int, QList<AbstractTreeItem *> > _childItems;
87 QHash<int, QHash<quint64, AbstractTreeItem *> > _childHash; // uint to be compatible to qHash functions FIXME test this
90 int defaultColumn() const;
94 /*****************************************
96 *****************************************/
97 class SimpleTreeItem : public AbstractTreeItem {
101 SimpleTreeItem(const QList<QVariant> &data, AbstractTreeItem *parent = 0);
102 virtual ~SimpleTreeItem();
104 virtual QVariant data(int column, int role) const;
105 virtual bool setData(int column, const QVariant &value, int role);
107 virtual int columnCount() const;
110 QList<QVariant> _itemData;
113 /*****************************************
115 *****************************************/
116 class PropertyMapItem : public AbstractTreeItem {
120 PropertyMapItem(const QStringList &propertyOrder, AbstractTreeItem *parent = 0);
121 PropertyMapItem(AbstractTreeItem *parent = 0);
123 virtual ~PropertyMapItem();
125 virtual QVariant data(int column, int role) const;
126 virtual bool setData(int column, const QVariant &value, int role);
128 virtual int columnCount() const;
130 void appendProperty(const QString &property);
133 QStringList _propertyOrder;
137 /*****************************************
139 *****************************************/
140 class TreeModel : public QAbstractItemModel {
144 TreeModel(const QList<QVariant> &, QObject *parent = 0);
145 virtual ~TreeModel();
147 virtual QVariant data(const QModelIndex &index, int role) const;
148 virtual bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
150 virtual Qt::ItemFlags flags(const QModelIndex &index) const;
151 QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
153 QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
154 QModelIndex indexById(quint64 id, const QModelIndex &parent = QModelIndex()) const;
155 QModelIndex indexByItem(AbstractTreeItem *item) const;
157 QModelIndex parent(const QModelIndex &index) const;
159 int rowCount(const QModelIndex &parent = QModelIndex()) const;
160 int columnCount(const QModelIndex &parent = QModelIndex()) const;
162 virtual void clear();
165 void itemDataChanged(int column = -1);
166 void newChild(AbstractTreeItem *child);
168 void beginRemoveChilds(int firstRow, int lastRow);
169 void endRemoveChilds();
172 void appendChild(AbstractTreeItem *parent, AbstractTreeItem *child);
174 bool removeRow(int row, const QModelIndex &parent = QModelIndex());
175 bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex());
177 AbstractTreeItem *rootItem;