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/*
KNode, the KDE newsreader
Copyright (c) 1999-2005 the KNode authors.
See file AUTHORS for details
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, US
*/
#ifndef KNMEMORYMANAGER_H
#define KNMEMORYMANAGER_H
#include <qglobal.h>
#include <qvaluelist.h>
class KNArticle;
class KNArticleCollection;
class KNMemoryManager {
public:
KNMemoryManager();
~KNMemoryManager();
/** Collection-Handling */
void updateCacheEntry(KNArticleCollection *c);
void removeCacheEntry(KNArticleCollection *c);
/** try to free enough memory for this collection */
void prepareLoad(KNArticleCollection *c);
/** Article-Handling */
void updateCacheEntry(KNArticle *a);
void removeCacheEntry(KNArticle *a);
protected:
class ArticleItem {
public:
ArticleItem(KNArticle *a) { art=a; sync(); }
~ArticleItem() {}
void sync();
KNArticle *art;
int storageSize;
};
class CollectionItem {
public:
CollectionItem(KNArticleCollection *c) { col=c; sync(); }
~CollectionItem() { }
void sync();
KNArticleCollection *col;
int storageSize;
};
CollectionItem* findCacheEntry(KNArticleCollection *c, bool take=false);
ArticleItem* findCacheEntry(KNArticle *a, bool take=false);
void checkMemoryUsageCollections();
void checkMemoryUsageArticles();
QValueList<CollectionItem*> mColList;
QValueList<ArticleItem*> mArtList;
int c_ollCacheSize, a_rtCacheSize;
};
#endif
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