kde-playground/kdepim/kmail/undostack.h
2015-04-14 21:49:29 +00:00

86 lines
2.1 KiB
C++

/*
This file is part of KMail
Copyright (C) 1999 Waldo Bastian (bastian@kde.org)
Copyright (c) 2003 Zack Rusin <zack@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
version 2 as published by the Free Software Foundation.
This software is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this library; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef UNDOSTACK_H
#define UNDOSTACK_H
#include <QList>
#include <QObject>
#include <akonadi/collection.h>
#include <akonadi/item.h>
class KJob;
namespace KMail {
/** A class for storing Undo information. */
class UndoInfo
{
public:
UndoInfo()
: id (-1),
moveToTrash(false)
{
}
int id;
Akonadi::Item::List items;
Akonadi::Collection srcFolder;
Akonadi::Collection destFolder;
bool moveToTrash;
};
class UndoStack : public QObject
{
Q_OBJECT
public:
explicit UndoStack(int size);
~UndoStack();
void clear();
int size() const { return mStack.count(); }
int newUndoAction( const Akonadi::Collection& srcFolder, const Akonadi::Collection & destFolder );
void addMsgToAction( int undoId, const Akonadi::Item &item );
void undo();
void pushSingleAction(const Akonadi::Item &item, const Akonadi::Collection&, const Akonadi::Collection& destFolder);
void folderDestroyed( const Akonadi::Collection &folder);
QString undoInfo() const;
public slots:
void msgDestroyed( const Akonadi::Item &msg);
protected slots:
void slotMoveResult(KJob*);
protected:
QList<UndoInfo*> mStack;
int mSize;
int mLastId;
UndoInfo *mCachedInfo;
signals:
void undoStackChanged();
};
}
#endif