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#ifndef __history_array__
#define __history_array__
struct ItemData
{
enum EventLoadMode
{
ELM_NOTHING,
ELM_INFO,
ELM_DATA
};
MCONTACT hContact = 0;
MEVENT hEvent = 0;
bool wtext_del = false;
bool bSelected = false;
bool dbeOk = false;
DBEVENTINFO dbe;
wchar_t *wtext = 0;
wchar_t *wszNick = 0;
HANDLE data = 0;
ItemData *pPrev = 0;
ItemData() { memset(&dbe, 0, sizeof(dbe)); }
~ItemData();
bool load(EventLoadMode mode);
bool isGrouped() const;
inline bool loadInline(EventLoadMode mode)
{
if (((mode >= ItemData::ELM_INFO) && !dbeOk) || ((mode == ItemData::ELM_DATA) && !dbe.pBlob))
return load(mode);
return true;
}
inline wchar_t *getWBuf()
{
loadInline(ItemData::ELM_DATA);
return wtext;
}
};
class Filter
{
WORD flags;
int *refCount;
wchar_t *text;
public:
enum
{
INCOMING = 0x001,
OUTGOING = 0x002,
MESSAGES = 0x004,
FILES = 0x008,
STATUS = 0x020,
OTHER = 0x040,
EVENTTEXT = 0x080,
EVENTONLY = 0x100,
};
Filter(WORD aFlags, wchar_t *wText)
{
refCount = new int(0);
flags = aFlags;
text = new wchar_t[mir_wstrlen(wText) + 1];
mir_wstrcpy(text, wText);
}
Filter(const Filter &other)
{
flags = other.flags;
refCount = other.refCount;
text = other.text;
++ *refCount;
}
Filter &operator=(const Filter &other)
{
flags = other.flags;
refCount = other.refCount;
text = other.text;
++ *refCount;
}
~Filter()
{
if (!-- * refCount) {
delete refCount;
delete[] text;
}
}
bool check(ItemData *item);
};
enum
{
FILTER_TIME = 0x01,
FILTER_TYPE = 0x02,
FILTER_DIRECTION = 0x04,
FILTER_TEXT = 0x08,
FILTER_UNICODE = 0x10,
FTYPE_MESSAGE = 0x01,
FTYPE_FILE = 0x02,
FTYPE_URL = 0x04,
FTYPE_STATUS = 0x08,
FTYPE_OTHER = 0x10,
FTYPE_INCOMING = 0x20,
FTYPE_OUTGOING = 0x40
};
#define HIST_BLOCK_SIZE 1000
struct ItemBlock : public MZeroedObject
{
ItemData data[HIST_BLOCK_SIZE];
};
class HistoryArray
{
LIST<wchar_t> strings;
OBJLIST<ItemBlock> pages;
int iLastPageCounter = 0;
ItemData& allocateItem(void);
public:
HistoryArray();
~HistoryArray();
bool addEvent(MCONTACT hContact, MEVENT hEvent, int count);
void addChatEvent(SESSION_INFO *si, LOGINFO *pEvent);
void clear();
int getCount() const;
void reset()
{
clear();
pages.insert(new ItemBlock());
}
// bool preloadEvents(int count = 10);
ItemData* get(int id, ItemData::EventLoadMode mode = ItemData::ELM_NOTHING);
ItemData* operator[] (int id) { return get(id, ItemData::ELM_DATA); }
ItemData* operator() (int id) { return get(id, ItemData::ELM_INFO); }
int FindRel(int id, int dir, Filter filter)
{
int count = getCount();
for (int i = id + dir; (i >= 0) && (i < count); i += dir)
if (filter.check(get(i)))
return i;
return -1;
}
int FindNext(int id, Filter filter) { return FindRel(id, +1, filter); }
int FindPrev(int id, Filter filter) { return FindRel(id, -1, filter); }
};
#endif // __history_array__
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