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