Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

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