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Diffstat (limited to 'knode/knmemorymanager.h')
-rw-r--r-- | knode/knmemorymanager.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/knode/knmemorymanager.h b/knode/knmemorymanager.h new file mode 100644 index 000000000..a9a79d9cf --- /dev/null +++ b/knode/knmemorymanager.h @@ -0,0 +1,74 @@ +/* + 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 |