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/*
* divetripmodel.h
*
* header file for the divetrip model of Subsurface
*
*/
#ifndef DIVETRIPMODEL_H
#define DIVETRIPMODEL_H
#include <QAbstractItemModel>
/*! A DiveItem for use with a DiveTripModel
*
* A simple class which wraps basic stats for a dive (e.g. duration, depth) and
* tidies up after it's children. This is done manually as we don't inherit from
* QObject.
*
*/
class DiveItem
{
public:
explicit DiveItem(): number(0), dateTime(QString()), duration(0.0), depth(0.0), location(QString()) {parentItem = 0;}
explicit DiveItem(int num, QString dt, float, float, QString loc, DiveItem *parent = 0);
~DiveItem() { qDeleteAll(childlist); }
int diveNumber() const { return number; }
QString diveDateTime() const { return dateTime; }
float diveDuration() const { return duration; }
float diveDepth() const { return depth; }
QString diveLocation() const { return location; }
DiveItem *parent() const { return parentItem; }
DiveItem *childAt(int row) const { return childlist.value(row); }
int rowOfChild(DiveItem *child) const { return childlist.indexOf(child); }
int childCount() const { return childlist.count(); }
bool hasChildren() const { return !childlist.isEmpty(); }
QList<DiveItem *> children() const { return childlist; }
void addChild(DiveItem* item) { item->parentItem = this; childlist << item; } /* parent = self */
private:
int number;
QString dateTime;
float duration;
float depth;
QString location;
DiveItem *parentItem;
QList <DiveItem*> childlist;
};
enum Column {DIVE_NUMBER, DIVE_DATE_TIME, DIVE_DURATION, DIVE_DEPTH, DIVE_LOCATION, COLUMNS};
/*! An AbstractItemModel for recording dive trip information such as a list of dives.
*
*/
class DiveTripModel : public QAbstractItemModel
{
public:
DiveTripModel(const QString &filename, QObject *parent = 0);
Qt::ItemFlags flags(const QModelIndex &index) const;
QVariant data(const QModelIndex &index, int role) const;
QVariant headerData(int section, Qt::Orientation orientation, int role) const;
int rowCount(const QModelIndex &parent) const;
int columnCount(const QModelIndex &parent = QModelIndex()) const;
virtual QModelIndex index(int row, int column,
const QModelIndex &parent = QModelIndex()) const;
virtual QModelIndex parent(const QModelIndex &child) const;
DiveItem *itemForIndex(const QModelIndex &) const;
private:
DiveItem *rootItem;
QString filename;
};
#endif // DIVETRIPMODEL_H
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