#ifndef TASKMODEL_H
#define TASKMODEL_H

#include <QAbstractTableModel>
#include <QList>

#include "task.h"


class BranchItem;
class VymModel;

class TaskModel : public QAbstractTableModel
{
    Q_OBJECT
    
public:
    TaskModel(QObject *parent=0);
    QModelIndex index (Task* t) const;
    QModelIndex indexRowEnd (Task* t);
    Task* getTask (const QModelIndex &ix) const;
    Task* getTask (const int i);
    int rowCount(const QModelIndex &parent) const;
    int columnCount(const QModelIndex &parent) const;
    QVariant data(const QModelIndex &index, int role) const;
    QVariant headerData(int section, Qt::Orientation orientation, int role) const;
    Qt::ItemFlags flags(const QModelIndex &index) const;
    bool setData(const QModelIndex &index, const QVariant &value, int role=Qt::EditRole);
//    bool setData(const QModelIndex &index, Task *t, int role=Qt::EditRole);
    void emitDataChanged (Task *t);
    bool insertRows(int position, int rows, const QModelIndex &index=QModelIndex(),Task *t=NULL);
    bool removeRows(int position, int rows, const QModelIndex &index=QModelIndex());

    int count (VymModel *model=NULL);
    Task* createTask (BranchItem *bi);
    void deleteTask (Task* t);
    bool updateAwake(bool force = false);
    void recalcPriorities();

    void setShowParentsLevel (uint i);
    uint getShowParentsLevel ();

    // Drag and drop support
    Qt::DropActions supportedDropActions() const;
    QStringList mimeTypes() const;
    QMimeData * mimeData(const QModelIndexList &indexes) const;
    bool dropMimeData(const QMimeData *data, Qt::DropAction action, 
        int row, int column, const QModelIndex &parent);

private:
    QList <Task*> tasks;
    uint showParentsLevel;
 };

#endif