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/*
knarticlecollection.h
KNode, the KDE newsreader
Copyright (c) 1999-2001 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 KNARTICLECOLLECTION_H
#define KNARTICLECOLLECTION_H
#include "kncollection.h"
class KNArticle;
class KNArticleVector {
public:
enum SortingType { STid, STmsgId, STunsorted };
KNArticleVector(KNArticleVector *master=0, SortingType sorting=STunsorted);
virtual ~KNArticleVector();
// list-info
KNArticleVector* master() { return m_aster; }
void setMaster(KNArticleVector *m) { m_aster=m; }
bool isMaster() { return (m_aster==0); }
bool isEmpty() { return ( (l_ist==0) || (l_en==0) ); }
int length() { return l_en; }
int size() { return s_ize; }
// list-handling
bool resize(int s=0);
bool append(KNArticle *a, bool autoSort=false);
void remove(int pos, bool autoDel=false, bool autoCompact=false);
void clear();
void compact();
void syncWithMaster();
// sorting
SortingType sortMode() { return s_ortType; }
void setSortMode(SortingType s) { s_ortType=s; }
void sort();
static int compareById(const void *a1, const void *a2);
static int compareByMsgId(const void *a1, const void *a2);
// article access
KNArticle* at(int i) { return ( (i>=0 && i<l_en) ? l_ist[i] : 0 ); }
KNArticle* bsearch(int id);
KNArticle* bsearch(const QCString &id);
int indexForId(int id);
int indexForMsgId(const QCString &id);
protected:
KNArticleVector *m_aster;
int l_en,
s_ize;
KNArticle **l_ist;
SortingType s_ortType;
};
class KNArticleCollection : public KNCollection {
public:
KNArticleCollection(KNCollection *p=0);
~KNArticleCollection();
// info
bool isEmpty() { return a_rticles.isEmpty(); }
bool isLoaded() { return (c_ount==0 || a_rticles.length()>0); }
int size() { return a_rticles.size(); }
int length() { return a_rticles.length(); }
// cache behavior
bool isNotUnloadable() { return n_otUnloadable; }
void setNotUnloadable(bool b=true) { n_otUnloadable = b; }
// locking
unsigned int lockedArticles() { return l_ockedArticles; }
void articleLocked() { l_ockedArticles++; }
void articleUnlocked() { l_ockedArticles--; }
// list-handling
bool resize(int s=0);
bool append(KNArticle *a, bool autoSync=false);
void clear();
void compact();
void setLastID();
// article access
KNArticle* at(int i) { return a_rticles.at(i); }
KNArticle* byId(int id);
KNArticle* byMessageId(const QCString &mid);
// search index
void syncSearchIndex();
void clearSearchIndex();
protected:
int l_astID;
unsigned int l_ockedArticles;
bool n_otUnloadable;
KNArticleVector a_rticles;
KNArticleVector m_idIndex;
};
#endif
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