/***************************************************************************
- * Copyright (C) 2005-08 by the Quassel Project *
+ * Copyright (C) 2005-09 by the Quassel Project *
* devel@quassel-irc.org *
* *
* This program is free software; you can redistribute it and/or modify *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
-#ifndef _TREEMODEL_H_
-#define _TREEMODEL_H_
+#ifndef TREEMODEL_H
+#define TREEMODEL_H
#include <QList>
#include <QStringList>
#include <QVariant>
-#include <QHash>
#include <QAbstractItemModel>
#include <QLinkedList> // needed for debug
*****************************************/
class AbstractTreeItem : public QObject {
Q_OBJECT
- Q_PROPERTY(quint64 id READ id)
public:
+ enum TreeItemFlag {
+ NoTreeItemFlag = 0x00,
+ DeleteOnLastChildRemoved = 0x01
+ };
+ Q_DECLARE_FLAGS(TreeItemFlags, TreeItemFlag)
+
AbstractTreeItem(AbstractTreeItem *parent = 0);
- virtual ~AbstractTreeItem();
bool newChild(AbstractTreeItem *child);
bool newChilds(const QList<AbstractTreeItem *> &items);
bool removeChild(int row);
- bool removeChildById(const quint64 &id);
+ inline bool removeChild(AbstractTreeItem *child) { return removeChild(child->row()); }
void removeAllChilds();
- virtual quint64 id() const;
-
+ bool reParent(AbstractTreeItem *newParent);
+
AbstractTreeItem *child(int row) const;
- AbstractTreeItem *childById(const quint64 &id) const;
- int childCount() const;
+ int childCount(int column = 0) const;
virtual int columnCount() const = 0;
virtual QVariant data(int column, int role) const = 0;
virtual bool setData(int column, const QVariant &value, int role) = 0;
- virtual Qt::ItemFlags flags() const;
- virtual void setFlags(Qt::ItemFlags);
+ virtual inline Qt::ItemFlags flags() const { return _flags; }
+ virtual inline void setFlags(Qt::ItemFlags flags) { _flags = flags; }
+ inline AbstractTreeItem::TreeItemFlags treeItemFlags() const { return _treeItemFlags; }
+ inline void setTreeItemFlags(AbstractTreeItem::TreeItemFlags flags) { _treeItemFlags = flags; }
int row() const;
- AbstractTreeItem *parent() const;
+ inline AbstractTreeItem *parent() const { return qobject_cast<AbstractTreeItem *>(QObject::parent()); }
void dumpChildList();
void beginRemoveChilds(int firstRow, int lastRow);
void endRemoveChilds();
-
+
+protected:
+ void customEvent(QEvent *event);
+
private:
QList<AbstractTreeItem *> _childItems;
Qt::ItemFlags _flags;
+ TreeItemFlags _treeItemFlags;
+
+ void removeChildLater(AbstractTreeItem *child);
+ inline void checkForDeletion() { if(treeItemFlags() & DeleteOnLastChildRemoved && childCount() == 0) parent()->removeChildLater(this); }
};
QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
- QModelIndex indexById(quint64 id, const QModelIndex &parent = QModelIndex()) const;
QModelIndex indexByItem(AbstractTreeItem *item) const;
QModelIndex parent(const QModelIndex &index) const;
void debug_rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end);
void debug_rowsInserted(const QModelIndex &parent, int start, int end);
void debug_rowsRemoved(const QModelIndex &parent, int start, int end);
+ void debug_dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
};
#endif