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/*
Miranda NG: the free IM client for Microsoft* Windows*
Copyright (ñ) 2012-16 Miranda NG project (http://miranda-ng.org),
Copyright (c) 2000-08 Miranda ICQ/IM project,
all portions of this codebase are copyrighted to the people
listed in contributors.txt.
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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*
* Author Artem Shpynov aka FYR
* Copyright 2000-2008 Artem Shpynov
*/
//////////////////////////////////////////////////////////////////////////
// Module to async parsing of texts
#include "stdafx.h"
#include "modern_gettextasync.h"
#include "newpluginapi.h"
#include "modern_sync.h"
int CLUI_SyncSetPDNCE(WPARAM wParam, LPARAM lParam);
int CLUI_SyncGetShortData(WPARAM wParam, LPARAM lParam);
typedef struct _GetTextAsyncItem {
MCONTACT hContact;
ClcData *dat;
struct _GetTextAsyncItem *Next;
} GTACHAINITEM;
static GTACHAINITEM *gtaFirstItem = NULL;
static GTACHAINITEM *gtaLastItem = NULL;
static mir_cs gtaCS;
static HANDLE hgtaWakeupEvent = NULL;
static BOOL gtaGetItem(GTACHAINITEM *mpChain)
{
if (!mpChain)
return FALSE;
mir_cslock lck(gtaCS);
if (!gtaFirstItem)
return FALSE;
GTACHAINITEM *ch = gtaFirstItem;
*mpChain = *ch;
gtaFirstItem = (GTACHAINITEM*)ch->Next;
if (!gtaFirstItem)
gtaLastItem = NULL;
free(ch);
return TRUE;
}
static void gtaThreadProc(void*)
{
Netlib_Logf(NULL, "GTA thread start");
SHORTDATA data = { 0 };
while (!MirandaExiting()) {
Sync(CLUI_SyncGetShortData, (WPARAM)pcli->hwndContactTree, (LPARAM)&data);
while (true) {
if (MirandaExiting())
goto LBL_Exit;
SleepEx(0, TRUE); //1000 contacts per second
GTACHAINITEM mpChain = { 0 };
SHORTDATA dat2 = { 0 };
if (!gtaGetItem(&mpChain))
break;
SHORTDATA *dat;
if (mpChain.dat == NULL || (!IsBadReadPtr(mpChain.dat, sizeof(*mpChain.dat)) && mpChain.dat->hWnd == data.hWnd))
dat = &data;
else {
Sync(CLUI_SyncGetShortData, (WPARAM)mpChain.dat->hWnd, (LPARAM)&dat2);
dat = &dat2;
}
if (MirandaExiting())
goto LBL_Exit;
ClcCacheEntry cacheEntry;
memset(&cacheEntry, 0, sizeof(cacheEntry));
cacheEntry.hContact = mpChain.hContact;
if (!Sync(CLUI_SyncGetPDNCE, (WPARAM)0, (LPARAM)&cacheEntry)) {
Cache_GetSecondLineText(dat, &cacheEntry);
Cache_GetThirdLineText(dat, &cacheEntry);
Sync(CLUI_SyncSetPDNCE, (WPARAM)CCI_LINES, (LPARAM)&cacheEntry);
CListSettings_FreeCacheItemData(&cacheEntry);
}
KillTimer(dat->hWnd, TIMERID_INVALIDATE_FULL);
CLUI_SafeSetTimer(dat->hWnd, TIMERID_INVALIDATE_FULL, 500, NULL);
}
WaitForSingleObjectEx(hgtaWakeupEvent, INFINITE, TRUE);
ResetEvent(hgtaWakeupEvent);
}
LBL_Exit:
CloseHandle(hgtaWakeupEvent);
hgtaWakeupEvent = NULL;
g_hGetTextAsyncThread = NULL;
Netlib_Logf(NULL, "GTA thread end");
}
BOOL gtaWakeThread()
{
if (hgtaWakeupEvent && g_hGetTextAsyncThread) {
SetEvent(hgtaWakeupEvent);
return TRUE;
}
return FALSE;
}
int gtaAddRequest(ClcData *dat, MCONTACT hContact)
{
if (MirandaExiting()) return 0;
mir_cslock lck(gtaCS);
GTACHAINITEM *mpChain = (GTACHAINITEM*)malloc(sizeof(GTACHAINITEM));
mpChain->hContact = hContact;
mpChain->dat = dat;
mpChain->Next = NULL;
if (gtaLastItem) {
gtaLastItem->Next = (GTACHAINITEM*)mpChain;
gtaLastItem = mpChain;
}
else {
gtaFirstItem = mpChain;
gtaLastItem = mpChain;
SetEvent(hgtaWakeupEvent);
}
return FALSE;
}
void gtaRenewText(MCONTACT hContact)
{
gtaAddRequest(NULL, hContact);
}
void gtaShutdown()
{
if (hgtaWakeupEvent)
SetEvent(hgtaWakeupEvent);
}
void InitCacheAsync()
{
hgtaWakeupEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
g_hGetTextAsyncThread = mir_forkthread(gtaThreadProc, 0);
}
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