transmission/qt/FileTreeItem.h

84 lines
2.3 KiB
C++

/*
* This file Copyright (C) 2009-2015 Mnemosyne LLC
*
* It may be used under the GNU GPL versions 2 or 3
* or any future license endorsed by Mnemosyne LLC.
*
* $Id$
*/
#ifndef QTR_FILE_TREE_ITEM_H
#define QTR_FILE_TREE_ITEM_H
#include <stdint.h>
#include <QObject>
#include <QList>
#include <QHash>
#include <QSet>
#include <QString>
#include <QVariant>
class FileTreeItem: public QObject
{
Q_OBJECT
enum { LOW=(1<<0), NORMAL=(1<<1), HIGH=(1<<2) };
public:
virtual ~FileTreeItem();
FileTreeItem (const QString& name=QString (), int fileIndex=-1, uint64_t size=0):
myFileIndex (fileIndex),
myParent (0),
myName (name),
myPriority (0),
myIsWanted (0),
myHaveSize (0),
myTotalSize (size),
myFirstUnhashedRow (0) {}
public:
void appendChild (FileTreeItem *child);
FileTreeItem * child (const QString& filename);
FileTreeItem * child (int row) { return myChildren.at(row); }
int childCount () const { return myChildren.size(); }
FileTreeItem * parent () { return myParent; }
const FileTreeItem * parent () const { return myParent; }
int row () const;
const QString& name () const { return myName; }
QVariant data (int column, int role) const;
std::pair<int,int> update (const QString& name, bool want, int priority, uint64_t have, bool updateFields);
void twiddleWanted (QSet<int>& fileIds, bool&);
void twiddlePriority (QSet<int>& fileIds, int&);
int fileIndex () const { return myFileIndex; }
uint64_t totalSize () const { return myTotalSize; }
QString path () const;
bool isComplete () const;
private:
void setSubtreePriority (int priority, QSet<int>& fileIds);
void setSubtreeWanted (bool, QSet<int>& fileIds);
QString priorityString () const;
QString sizeString () const;
void getSubtreeWantedSize (uint64_t& have, uint64_t& total) const;
double progress () const;
int priority () const;
int isSubtreeWanted () const;
const int myFileIndex;
FileTreeItem * myParent;
QList<FileTreeItem*> myChildren;
QHash<QString,int> myChildRows;
const QHash<QString,int>& getMyChildRows();
QString myName;
int myPriority;
bool myIsWanted;
uint64_t myHaveSize;
const uint64_t myTotalSize;
size_t myFirstUnhashedRow;
};
#endif // QTR_FILE_TREE_ITEM_H