// refactored step 1.
/*

Miranda IM: the free IM client for Microsoft* Windows*

Copyright 2000-2008 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.
*/

/************************************************************************/
/*       Module responsible for working with contact list control       */
/************************************************************************/

#include "hdr/modern_commonheaders.h"
#include "m_clc.h"
#include "m_skin.h"
#include "hdr/modern_commonprototypes.h"

#include "hdr/modern_clc.h"
#include "hdr/modern_clist.h"
#include "hdr/modern_clcpaint.h"

#include "m_modernopt.h"

int ModernOptInit(WPARAM wParam,LPARAM lParam);
int ModernSkinOptInit(WPARAM wParam,LPARAM lParam);

/*
*	Private module variables
*/
static HANDLE	hShowInfoTipEvent;
static POINT	HitPoint;
static BOOL		fMouseUpped;
static BYTE		IsDragToScrollMode = 0;
static int		StartDragPos = 0;
static int		StartScrollPos = 0;
HANDLE			hSmileyAddOptionsChangedHook = NULL;
HANDLE			hIconChangedHook = NULL;
HANDLE			hAckHook = NULL;
HANDLE			hAvatarChanged = NULL;
static BOOL		g_bSortTimerIsSet = FALSE;
static struct ClcContact * hitcontact = NULL;


static int clcHookSmileyAddOptionsChanged(WPARAM wParam,LPARAM lParam);
static int clcHookIconsChanged(WPARAM wParam, LPARAM lParam);
static int clcHookBkgndConfigChanged(WPARAM wParam,LPARAM lParam);
static int clcProceedDragToScroll(HWND hwnd, int Y);
static int clcExitDragToScroll();


static int clcHookModulesLoaded(WPARAM wParam,LPARAM lParam)
{
	if (MirandaExiting())
		return 0;

	HookEvent(ME_MODERNOPT_INITIALIZE,ModernOptInit);
	HookEvent(ME_MODERNOPT_INITIALIZE,ModernSkinOptInit);

	if (ServiceExists(MS_MC_DISABLEHIDDENGROUP))
		CallService(MS_MC_DISABLEHIDDENGROUP, (WPARAM)TRUE, 0);
	if (ServiceExists(MS_MC_GETPROTOCOLNAME))
		g_szMetaModuleName = (char *)CallService(MS_MC_GETPROTOCOLNAME, 0, 0);

	// Get icons
	int i;

	TCHAR szMyPath[MAX_PATH];
	GetModuleFileName(g_hInst, szMyPath, SIZEOF(szMyPath));

	SKINICONDESC sid = {0};
	sid.cbSize = sizeof(sid);
	sid.cx = 16;
	sid.cy = 16;
	sid.ptszDefaultFile = szMyPath;
	sid.flags = SIDF_PATH_TCHAR;

	sid.pszSection = LPGEN("Contact List");
	sid.pszDescription = LPGEN("Listening to");
	sid.pszName = "LISTENING_TO_ICON";
	sid.iDefaultIndex = - IDI_LISTENING_TO;
	Skin_AddIcon(&sid);

	sid.pszSection = LPGEN("Contact List/Avatar Overlay");
	for (i=0; i < MAX_REGS(g_pAvatarOverlayIcons) ; i++) {
		sid.pszDescription = g_pAvatarOverlayIcons[i].description;
		sid.pszName = g_pAvatarOverlayIcons[i].name;
		sid.iDefaultIndex = - g_pAvatarOverlayIcons[i].id;
		Skin_AddIcon(&sid);
	}

	sid.pszSection = LPGEN("Contact List/Status Overlay");
	for (i=0; i < MAX_REGS(g_pStatusOverlayIcons); i++) {
		sid.pszDescription = g_pStatusOverlayIcons[i].description;
		sid.pszName = g_pStatusOverlayIcons[i].name;
		sid.iDefaultIndex = - g_pStatusOverlayIcons[i].id;
		Skin_AddIcon(&sid);
	}

	clcHookIconsChanged(0,0);

	hIconChangedHook = HookEvent(ME_SKIN2_ICONSCHANGED, clcHookIconsChanged);

	// Register smiley category
	if (ServiceExists(MS_SMILEYADD_REGISTERCATEGORY)) {
		SMADD_REGCAT rc;

		rc.cbSize = sizeof(rc);
		rc.name = "clist";
		rc.dispname = Translate("Contact List smileys");

		CallService(MS_SMILEYADD_REGISTERCATEGORY, 0, (LPARAM)&rc);

		hSmileyAddOptionsChangedHook = HookEvent(ME_SMILEYADD_OPTIONSCHANGED,clcHookSmileyAddOptionsChanged);
	}

	CallService(MS_BACKGROUNDCONFIG_REGISTER,(WPARAM)"List Background/CLC",0);
	CallService(MS_BACKGROUNDCONFIG_REGISTER,(WPARAM)"Menu Background/Menu",0);
	CallService(MS_BACKGROUNDCONFIG_REGISTER,(WPARAM)"StatusBar Background/StatusBar",0);
	CallService(MS_BACKGROUNDCONFIG_REGISTER,(WPARAM)"Frames TitleBar BackGround/FrameTitleBar",0);

	HookEvent(ME_BACKGROUNDCONFIG_CHANGED,clcHookBkgndConfigChanged);
	HookEvent(ME_BACKGROUNDCONFIG_CHANGED,BgStatusBarChange);
	HookEvent(ME_BACKGROUNDCONFIG_CHANGED,OnFrameTitleBarBackgroundChange);
	HookEvent(ME_COLOUR_RELOAD, OnFrameTitleBarBackgroundChange);

	AniAva_UpdateOptions();
	return 0;
}

static int clcHookSmileyAddOptionsChanged(WPARAM wParam,LPARAM lParam)
{
	if (MirandaExiting()) return 0;
	pcli->pfnClcBroadcast( CLM_AUTOREBUILD,0,0);
	pcli->pfnClcBroadcast( INTM_INVALIDATE,0,0);
	return 0;
}

static int clcHookProtoAck(WPARAM wParam,LPARAM lParam)
{
	return ClcDoProtoAck((HANDLE) wParam,(ACKDATA*) lParam);
}
static int clcHookIconsChanged(WPARAM wParam, LPARAM lParam)
{
	int i;
	if (MirandaExiting()) return 0;
	for (i=0 ; i < MAX_REGS(g_pAvatarOverlayIcons) ; i++)
	{
		g_pAvatarOverlayIcons[i].listID = -1;
		g_pStatusOverlayIcons[i].listID = -1;
	}
	if (hAvatarOverlays) ImageList_Destroy(hAvatarOverlays);
	hAvatarOverlays = ImageList_Create(16,16,ILC_MASK|ILC_COLOR32,MAX_REGS(g_pAvatarOverlayIcons)*2,1);
	for (i=0 ; i < MAX_REGS(g_pAvatarOverlayIcons) ; i++)
	{
		HICON hIcon = (HICON)CallService(MS_SKIN2_GETICON, 0, (LPARAM)g_pAvatarOverlayIcons[i].name);
		g_pAvatarOverlayIcons[i].listID = ImageList_AddIcon(hAvatarOverlays,hIcon);
		CallService(MS_SKIN2_RELEASEICON, 0, (LPARAM)g_pAvatarOverlayIcons[i].name);

		hIcon = (HICON)CallService(MS_SKIN2_GETICON, 0, (LPARAM)g_pStatusOverlayIcons[i].name);
		g_pStatusOverlayIcons[i].listID = ImageList_AddIcon(hAvatarOverlays,hIcon);
		CallService(MS_SKIN2_RELEASEICON, 0, (LPARAM)g_pStatusOverlayIcons[i].name);
	}

	g_hListeningToIcon = (HICON)CallService(MS_SKIN2_GETICON, 0, (LPARAM)"LISTENING_TO_ICON");

	pcli->pfnClcBroadcast( INTM_INVALIDATE,0,0);
	AniAva_UpdateOptions();
	return 0;
}

static int clcHookSettingChanged(WPARAM wParam,LPARAM lParam)
{
	DBCONTACTWRITESETTING *cws = (DBCONTACTWRITESETTING*)lParam;
	if (MirandaExiting()) return 0;
	if ((HANDLE)wParam == NULL)
	{
		if (g_szMetaModuleName && !mir_strcmp(cws->szModule, g_szMetaModuleName))
		{
			if ( !mir_strcmp(cws->szSetting, "Enabled"))
				pcli->pfnClcBroadcast( INTM_RELOADOPTIONS, wParam, lParam);
		}
		else if ( !mir_strcmp(cws->szModule, "CListGroups"))
		{
			pcli->pfnClcBroadcast( INTM_GROUPSCHANGED,wParam,lParam);
		}
		else if ( !strcmp(cws->szSetting,"XStatusId") || !strcmp(cws->szSetting,"XStatusName"))
		{
			CLUIServices_ProtocolStatusChanged(0,(LPARAM)cws->szModule);
		}
	}
	else // (HANDLE)wParam != NULL
	{
		if ( !strcmp(cws->szSetting,"TickTS"))
		{
			pcli->pfnClcBroadcast( INTM_STATUSCHANGED,wParam,0);
		}
		else if (g_szMetaModuleName && !strcmp(cws->szModule,g_szMetaModuleName))
		{
			if ( !strcmp(cws->szSetting,"Handle"))
			{
				pcli->pfnClcBroadcast( INTM_NAMEORDERCHANGED,0,0);
			}
			else if ( !strcmp(cws->szSetting,"Default"))
			{
				pcli->pfnClcBroadcast( INTM_NAMEORDERCHANGED,0,0);
			}
		}
		else if ( !strcmp(cws->szModule,"UserInfo"))
		{
			if ( !strcmp(cws->szSetting,"Timezone"))
				pcli->pfnClcBroadcast( INTM_TIMEZONECHANGED,wParam,0);
		}
		else if ( !strcmp(cws->szModule,"CList"))
		{
			if ( !strcmp(cws->szSetting,"StatusMsg"))
				pcli->pfnClcBroadcast( INTM_STATUSMSGCHANGED,wParam,0);

		}
		else if ( !strcmp(cws->szModule,"ContactPhoto"))
		{
			if ( !strcmp(cws->szSetting,"File"))
				pcli->pfnClcBroadcast( INTM_AVATARCHANGED,wParam,0);
		}
		else
		{
			if ((!strcmp(cws->szSetting,"XStatusName") || !strcmp(cws->szSetting,"XStatusMsg")))
				pcli->pfnClcBroadcast( INTM_STATUSMSGCHANGED,wParam,0);
			else if ( !strcmp(cws->szSetting,"XStatusId"))
				pcli->pfnClcBroadcast( INTM_STATUSCHANGED,wParam,0);
			else if ( !strcmp(cws->szSetting,"Timezone"))
				pcli->pfnClcBroadcast( INTM_TIMEZONECHANGED,wParam,0);
			else if ( !strcmp(cws->szSetting,"ListeningTo"))
				pcli->pfnClcBroadcast( INTM_STATUSMSGCHANGED,wParam,0);
			else if ( !strcmp(cws->szSetting,"Transport") || !strcmp(cws->szSetting,"IsTransported")) {
				pcli->pfnInvalidateDisplayNameCacheEntry((HANDLE)wParam);
				pcli->pfnClcBroadcast( CLM_AUTOREBUILD,wParam,0);
			}
		}
	}
	return 0;
}

static int clcHookDbEventAdded(WPARAM wParam,LPARAM lParam)
{
	DBEVENTINFO dbei = {0};
	g_CluiData.t_now = time(NULL);
	if (wParam && lParam)
	{
		dbei.cbSize = sizeof(dbei);
		dbei.pBlob = 0;
		dbei.cbBlob = 0;
		CallService(MS_DB_EVENT_GET, (WPARAM)lParam, (LPARAM)&dbei);
		if (dbei.eventType == EVENTTYPE_MESSAGE && !(dbei.flags & DBEF_SENT))
		{
			PDNCE pdnce = (PDNCE)pcli->pfnGetCacheEntry((HANDLE)wParam);
			db_set_dw((HANDLE)wParam, "CList", "mf_lastmsg", dbei.timestamp);
			if (pdnce)
				pdnce->dwLastMsgTime = dbei.timestamp;
		}
	}
	return 0;
}

static int clcHookBkgndConfigChanged(WPARAM wParam,LPARAM lParam)
{
	pcli->pfnClcOptionsChanged();
	return 0;
}

static int clcHookAvatarChanged(WPARAM wParam, LPARAM lParam)
{
	if (MirandaExiting()) return 0;
	pcli->pfnClcBroadcast(INTM_AVATARCHANGED, wParam, lParam);
	return 0;
}

static int clcExitDragToScroll()
{
	if ( !IsDragToScrollMode) return 0;
	IsDragToScrollMode = 0;
	ReleaseCapture();
	return 1;
}

static int clcProceedDragToScroll(HWND hwnd, int Y)
{
	int pos,dy;
	if ( !IsDragToScrollMode) return 0;
	if (GetCapture() != hwnd) clcExitDragToScroll();
	dy = StartDragPos-Y;
	pos = StartScrollPos+dy;
	if (pos < 0)
		pos = 0;
	SendMessage(hwnd, WM_VSCROLL,MAKEWPARAM(SB_THUMBTRACK,pos),0);
	return 1;
}



static int clcSearchNextContact(HWND hwnd, struct ClcData *dat, int index, const TCHAR *text, int prefixOk, BOOL fSearchUp)
{
	struct ClcGroup *group = &dat->list;
	int testlen = lstrlen(text);
	BOOL fReturnAsFound = FALSE;
	int	 nLastFound = -1;
	if (index == -1) fReturnAsFound = TRUE;
	group->scanIndex = 0;
	for (;;)
	{
		if (group->scanIndex == group->cl.count)
		{
			group = group->parent;
			if (group == NULL)
				break;
			group->scanIndex++;
			continue;
		}
		if (group->cl.items[group->scanIndex]->type != CLCIT_DIVIDER)
		{
			bool found;
			if (group->cl.items[group->scanIndex]->type == CLCIT_GROUP) {
				found = true;
			} else if (dat->filterSearch) {
				TCHAR *lowered_szText = CharLowerW(NEWTSTR_ALLOCA(group->cl.items[group->scanIndex]->szText));
				TCHAR *lowered_search = CharLowerW(NEWTSTR_ALLOCA(dat->szQuickSearch));
				found = _tcsstr(lowered_szText, lowered_search) != NULL;
			} else {
				found = ((prefixOk && CSTR_EQUAL == CompareString(LOCALE_INVARIANT, NORM_IGNORECASE, text, -1, group->cl.items[group->scanIndex]->szText, testlen)) || (!prefixOk && !lstrcmpi(text, group->cl.items[group->scanIndex]->szText)));
			}
			if (found) {
				struct ClcGroup *contactGroup = group;
				int contactScanIndex = group->scanIndex;
				int foundindex;
				for (; group; group = group->parent)
					pcli->pfnSetGroupExpand(hwnd, dat, group, 1);
				foundindex = pcli->pfnGetRowsPriorTo(&dat->list, contactGroup, contactScanIndex);
				if (fReturnAsFound)
					return foundindex;
				else if (nLastFound != -1 && fSearchUp && foundindex == index)
					return nLastFound;
				else if ( !fSearchUp && foundindex == index)
					fReturnAsFound = TRUE;
				else
					nLastFound = foundindex;
				group = contactGroup;
				group->scanIndex = contactScanIndex;
			}
			if (group->cl.items[group->scanIndex]->type == CLCIT_GROUP)
			{
				if ( !(dat->exStyle & CLS_EX_QUICKSEARCHVISONLY) || group->cl.items[group->scanIndex]->group->expanded)
				{
					group = group->cl.items[group->scanIndex]->group;
					group->scanIndex = 0;
					continue;
				}
			}
		}
		group->scanIndex++;
	}
	return -1;
}

static BOOL clcItemNotHiddenOffline(struct ClcData * dat, struct ClcGroup* group, struct ClcContact * contact)
{
	PDNCE pdnce;

	if ( !group) return FALSE;
	if ( !contact) return FALSE;
	if (group->hideOffline) return FALSE;
	if (g_CluiData.bFilterEffective) return FALSE;

	if (CLCItems_IsShowOfflineGroup(group)) return TRUE;

	pdnce = (PDNCE)pcli->pfnGetCacheEntry( contact->hContact);
	if ( !pdnce) return FALSE;
	if (pdnce->m_cache_nNoHiddenOffline) return TRUE;

	return FALSE;

}
static LRESULT clcOnCreate(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	dat = (struct ClcData*)mir_calloc(sizeof(struct ClcData));
	SetWindowLongPtr(hwnd,0,(LONG_PTR)dat);
	dat->hCheckBoxTheme = xpt_AddThemeHandle(hwnd, L"BUTTON");
	dat->m_paintCouter = 0;
	dat->hWnd = hwnd;
	dat->use_avatar_service = ServiceExists(MS_AV_GETAVATARBITMAP);
	if (dat->use_avatar_service)
	{
		if ( !hAvatarChanged)
			hAvatarChanged = HookEvent(ME_AV_AVATARCHANGED, clcHookAvatarChanged);
	}
	//else
	//{
	ImageArray_Initialize(&dat->avatar_cache, FALSE, 20); //this array will be used to keep small avatars too
	//}

	RowHeights_Initialize(dat);

	dat->needsResort = 1;
	dat->MetaIgnoreEmptyExtra = db_get_b(NULL,"CLC","MetaIgnoreEmptyExtra",SETTING_METAIGNOREEMPTYEXTRA_DEFAULT);

	dat->IsMetaContactsEnabled = (!(GetWindowLongPtr(hwnd,GWL_STYLE)&CLS_MANUALUPDATE))  &&
		g_szMetaModuleName && db_get_b(NULL,g_szMetaModuleName,"Enabled",1) && ServiceExists(MS_MC_GETDEFAULTCONTACT);

	dat->expandMeta = db_get_b(NULL,"CLC","MetaExpanding",SETTING_METAEXPANDING_DEFAULT);
	dat->useMetaIcon = db_get_b(NULL,"CLC","Meta",SETTING_USEMETAICON_DEFAULT);
	dat->drawOverlayedStatus = db_get_b(NULL,"CLC","DrawOverlayedStatus",SETTING_DRAWOVERLAYEDSTATUS_DEFAULT);
	g_CluiData.bSortByOrder[0] = db_get_b(NULL,"CList","SortBy1",SETTING_SORTBY1_DEFAULT);
	g_CluiData.bSortByOrder[1] = db_get_b(NULL,"CList","SortBy2",SETTING_SORTBY2_DEFAULT);
	g_CluiData.bSortByOrder[2] = db_get_b(NULL,"CList","SortBy3",SETTING_SORTBY3_DEFAULT);
	g_CluiData.fSortNoOfflineBottom = db_get_b(NULL,"CList","NoOfflineBottom",SETTING_NOOFFLINEBOTTOM_DEFAULT);
	dat->menuOwnerID = -1;
	dat->menuOwnerType = CLCIT_INVALID;
	//InitDisplayNameCache(&dat->lCLCContactsCache);
	//LoadCLCOptions(hwnd,dat);
	corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
	LoadCLCOptions(hwnd,dat);
	if ( dat->contact_time_show || dat->second_line_type == TEXT_CONTACT_TIME || dat->third_line_type == TEXT_CONTACT_TIME )
		CLUI_SafeSetTimer( hwnd, TIMERID_INVALIDATE, 5000, NULL );
	else
		KillTimer( hwnd, TIMERID_INVALIDATE );
	//if (dat->force_in_dialog)
	//	pcli->pfnRebuildEntireList(hwnd,dat);
	TRACE("Create New ClistControl TO END\r\n");
	return 0;
}



static LRESULT clcOnHitTest(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	return DefWindowProc(hwnd,WM_NCHITTEST,wParam,lParam);
}
static LRESULT clcOnCommand(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	struct ClcContact *contact;
	int hit = pcli->pfnGetRowByIndex(dat, dat->selection, &contact, NULL);
	if (hit == -1)	return 0;
	if ( contact->type == CLCIT_CONTACT && CallService(MS_CLIST_MENUPROCESSCOMMAND, MAKEWPARAM(LOWORD(wParam), MPCF_CONTACTMENU), (LPARAM) contact->hContact))	return 0;

	switch (LOWORD(wParam))
	{
	case POPUP_NEWSUBGROUP:
		if (contact->type != CLCIT_GROUP)
			return 0;
		SetWindowLongPtr(hwnd, GWL_STYLE, GetWindowLongPtr(hwnd, GWL_STYLE) & ~CLS_HIDEEMPTYGROUPS);
		SetWindowLongPtr(hwnd, GWL_STYLE, GetWindowLongPtr(hwnd, GWL_STYLE) | CLS_USEGROUPS);
		CallService(MS_CLIST_GROUPCREATE, contact->groupId, 0);
		return 0;
	case POPUP_RENAMEGROUP:
		pcli->pfnBeginRenameSelection(hwnd, dat);
		return 0;
	case POPUP_DELETEGROUP:
		if (contact->type != CLCIT_GROUP)
			return 0;
		CallService(MS_CLIST_GROUPDELETE, contact->groupId, 0);
		return 0;
	case POPUP_GROUPSHOWOFFLINE:
		if (contact->type != CLCIT_GROUP)
			return 0;
		CallService(MS_CLIST_GROUPSETFLAGS, contact->groupId,
			MAKELPARAM(CLCItems_IsShowOfflineGroup(contact->group) ? 0 : GROUPF_SHOWOFFLINE, GROUPF_SHOWOFFLINE));
		pcli->pfnClcBroadcast(CLM_AUTOREBUILD,0, 0);
		return 0;
	case POPUP_GROUPHIDEOFFLINE:
		if (contact->type != CLCIT_GROUP)
			return 0;
		CallService(MS_CLIST_GROUPSETFLAGS, contact->groupId,
			MAKELPARAM(contact->group->hideOffline ? 0 : GROUPF_HIDEOFFLINE, GROUPF_HIDEOFFLINE));
		return 0;
	}
	if (contact->type == CLCIT_GROUP)
		if (CallService(MO_PROCESSCOMMANDBYMENUIDENT,LOWORD(wParam),(LPARAM)hwnd))
			return 0;
	return 0;
}

static LRESULT clcOnSize(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{

	pcli->pfnEndRename(hwnd,dat,1);
	KillTimer(hwnd,TIMERID_INFOTIP);
	KillTimer(hwnd,TIMERID_RENAME);
	cliRecalcScrollBar(hwnd,dat);
	if ( g_CluiData.fDisableSkinEngine || dat->force_in_dialog )
	{
		HBITMAP hBmp, hBmpMask, hoBmp, hoMaskBmp;
		HDC hdc,hdcMem;
		RECT rc = {0};
		int depth;
		HBRUSH hBrush;

		GetClientRect(hwnd, &rc);
		if (rc.right == 0)
			return corecli.pfnContactListControlWndProc(hwnd,msg,wParam,lParam);;

		rc.bottom = max ( dat->row_min_heigh, 1 );
		//rc.bottom = 8;
		//rc.right = 8;
		hdc = GetDC(hwnd);
		depth = GetDeviceCaps(hdc, BITSPIXEL);
		if (depth < 16)
			depth = 16;
		hBmp = CreateBitmap(rc.right, rc.bottom, 1, depth, NULL);
		hBmpMask = CreateBitmap(rc.right, rc.bottom, 1, 1, NULL);
		hdcMem = CreateCompatibleDC(hdc);
		hoBmp = (HBITMAP) SelectObject(hdcMem, hBmp);
		hBrush = CreateSolidBrush(( dat->useWindowsColours || dat->force_in_dialog ) ? GetSysColor(COLOR_HIGHLIGHT) : dat->selBkColour);
		FillRect(hdcMem, &rc, hBrush);
		DeleteObject(hBrush);

		hoMaskBmp = (HBITMAP)SelectObject(hdcMem, hBmpMask);
		FillRect(hdcMem, &rc, (HBRUSH)GetStockObject(BLACK_BRUSH));
		SelectObject(hdcMem, hoMaskBmp);
		SelectObject(hdcMem, hoBmp);
		DeleteDC(hdcMem);
		ReleaseDC(hwnd, hdc);
		if (dat->himlHighlight)
			ImageList_Destroy(dat->himlHighlight);
		dat->himlHighlight = ImageList_Create(rc.right, rc.bottom, (IsWinVerXPPlus()? ILC_COLOR32 : ILC_COLOR16) | ILC_MASK, 1, 1);
		ImageList_Add(dat->himlHighlight, hBmp, hBmpMask);
		DeleteObject(hBmpMask);
		DeleteObject(hBmp);
	}
	else if (dat->himlHighlight)
	{
		ImageList_Destroy(dat->himlHighlight);
		dat->himlHighlight = NULL;
	}
	return 0;
}

static LRESULT clcOnChar(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	if (wParam == 27 && dat->szQuickSearch[0] == '\0') //escape and not quick search
	{
		// minimize clist
		CListMod_HideWindow(pcli->hwndContactList, SW_HIDE);
	}
	return corecli.pfnContactListControlWndProc(hwnd,msg,wParam,lParam);
}
static LRESULT clcOnPaint(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	HDC hdc;
	PAINTSTRUCT ps;
	if (IsWindowVisible(hwnd))
	{
		if ( !g_CluiData.fLayered || GetParent(hwnd) != pcli->hwndContactList)
		{
			hdc = BeginPaint(hwnd,&ps);
			g_clcPainter.cliPaintClc(hwnd,dat,hdc,&ps.rcPaint);
			EndPaint(hwnd,&ps);
		}
		else CallService(MS_SKINENG_INVALIDATEFRAMEIMAGE,(WPARAM)hwnd,0);
	}
	return DefWindowProc(hwnd, msg, wParam, lParam);
}

static LRESULT clcOnEraseBkGround(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	return 1;
}

static LRESULT clcOnKeyDown(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	int selMoved = 0;
	int changeGroupExpand = 0;
	int pageSize;
	if (wParam == VK_CONTROL)
		return 0;
	pcli->pfnHideInfoTip(hwnd,dat);

	KillTimer(hwnd,TIMERID_INFOTIP);
	KillTimer(hwnd,TIMERID_RENAME);

	if (CallService(MS_CLIST_MENUPROCESSHOTKEY,wParam,MPCF_CONTACTMENU))
		return 0;

	RECT clRect;
	GetClientRect(hwnd,&clRect);
	pageSize = (dat->rowHeight) ? clRect.bottom/dat->rowHeight : 0;

	switch(wParam) {
	case VK_DOWN:
	case VK_UP:
		{
			if (dat->szQuickSearch[0] != '\0' && dat->selection != -1) //get next contact
			{
				//get next contact
				int index = clcSearchNextContact(hwnd,dat,dat->selection,dat->szQuickSearch,1,(wParam == VK_UP));
				if (index == -1)
				{
					MessageBeep(MB_OK);
					return 0;
				}
				else
				{
					dat->selection = index;
					pcli->pfnInvalidateRect(hwnd, NULL, FALSE);
					pcli->pfnEnsureVisible(hwnd, dat, dat->selection, 0);
					return 0;
				}

			}
			else
			{
				if (wParam == VK_DOWN) dat->selection++;
				if (wParam == VK_UP) dat->selection--;
				selMoved = 1; break;
			}
		}
	case VK_PRIOR: dat->selection -= pageSize; selMoved = 1; break;
	case VK_NEXT: dat->selection += pageSize; selMoved = 1; break;
	case VK_HOME: dat->selection = 0; selMoved = 1; break;
	case VK_END: dat->selection = pcli->pfnGetGroupContentsCount(&dat->list,1)-1; selMoved = 1; break;
	case VK_LEFT: changeGroupExpand = 1; break;
	case VK_RIGHT: changeGroupExpand = 2; break;
	case VK_RETURN:
		pcli->pfnDoSelectionDefaultAction(hwnd,dat);
		SetCapture(hwnd);
		dat->szQuickSearch[0] = 0;
		if (dat->filterSearch)
			pcli->pfnSaveStateAndRebuildList(hwnd, dat);
		return 0;
	case VK_F2: cliBeginRenameSelection(hwnd,dat); /*SetCapture(hwnd);*/ return 0;
	case VK_DELETE: pcli->pfnDeleteFromContactList(hwnd,dat); SetCapture(hwnd);return 0;
	case VK_ESCAPE:
		{
			if ((dat->dragStage&DRAGSTAGEM_STAGE) == DRAGSTAGE_ACTIVE)
			{
				dat->iDragItem = -1;
				dat->iInsertionMark = -1;
				dat->dragStage = 0;
				ReleaseCapture();
			}
			return 0;
		}
	default:
		{
			NMKEY nmkey;
			nmkey.hdr.hwndFrom = hwnd;
			nmkey.hdr.idFrom = GetDlgCtrlID(hwnd);
			nmkey.hdr.code = NM_KEYDOWN;
			nmkey.nVKey = wParam;
			nmkey.uFlags = HIWORD(lParam);

			if (SendMessage(GetParent(hwnd),WM_NOTIFY,0,(LPARAM)&nmkey))
			{
				SetCapture(hwnd);
				return 0;
			}
		}
	}
	if (changeGroupExpand)
	{
		int hit;
		struct ClcContact *contact;
		struct ClcGroup *group;
		//dat->szQuickSearch[0] = 0;
		hit = cliGetRowByIndex(dat,dat->selection,&contact,&group);
		if (hit != -1)
		{
			if (contact->type == CLCIT_CONTACT  && (contact->isSubcontact || contact->SubAllocated>0))
			{
				if (contact->isSubcontact && changeGroupExpand == 1)
				{
					dat->selection -= contact->isSubcontact;
					selMoved = 1;
				}
				else if ( !contact->isSubcontact && contact->SubAllocated>0)
				{
					if (changeGroupExpand == 1 && !contact->SubExpanded)
					{
						dat->selection = cliGetRowsPriorTo(&dat->list,group,-1);
						selMoved = 1;
					}
					else if (changeGroupExpand == 1 && contact->SubExpanded)
					{
						//Contract
						struct ClcContact * ht = NULL;
						KillTimer(hwnd,TIMERID_SUBEXPAND);
						contact->SubExpanded = 0;
						db_set_b(contact->hContact,"CList","Expanded",0);
						ht = contact;
						dat->needsResort = 1;
						pcli->pfnSortCLC(hwnd,dat,1);
						cliRecalcScrollBar(hwnd,dat);
						hitcontact = NULL;
					}
					else if (changeGroupExpand == 2 && contact->SubExpanded)
					{
						dat->selection++;
						selMoved = 1;
					}
					else if (changeGroupExpand == 2 && !contact->SubExpanded && dat->expandMeta)
					{
						struct ClcContact * ht = NULL;
						KillTimer(hwnd,TIMERID_SUBEXPAND);
						contact->SubExpanded = 1;
						db_set_b(contact->hContact,"CList","Expanded",1);
						ht = contact;
						dat->needsResort = 1;
						pcli->pfnSortCLC(hwnd,dat,1);
						cliRecalcScrollBar(hwnd,dat);
						if (ht)
						{
							int i=0;
							struct ClcContact *contact2;
							struct ClcGroup *group2;
							if (FindItem(hwnd,dat,contact->hContact,&contact2,&group2,NULL,FALSE))
							{
								i = cliGetRowsPriorTo(&dat->list,group2,GetContactIndex(group2,contact2));
								pcli->pfnEnsureVisible(hwnd,dat,i+contact->SubAllocated,0);
							}
						}
						hitcontact = NULL;
					}
				}
			}

			else
			{
				if (changeGroupExpand == 1 && contact->type == CLCIT_CONTACT) {
					if (group == &dat->list) {SetCapture(hwnd); return 0;}
					dat->selection = cliGetRowsPriorTo(&dat->list,group,-1);
					selMoved = 1;
				}
				else {
					if (contact->type == CLCIT_GROUP)
					{
						if (changeGroupExpand == 1)
						{
							if ( !contact->group->expanded)
							{
								dat->selection--;
								selMoved = 1;
							}
							else
							{
								pcli->pfnSetGroupExpand(hwnd,dat,contact->group,0);
							}
						}
						else if (changeGroupExpand == 2)
						{
							pcli->pfnSetGroupExpand(hwnd,dat,contact->group,1);
							dat->selection++;
							selMoved = 1;
						}
						else {SetCapture(hwnd);return 0;}
					}//
					//
				}

			}
		}
		else {SetCapture(hwnd);return 0; }
	}
	if (selMoved)
	{
		//dat->szQuickSearch[0] = 0;
		if (dat->selection >= pcli->pfnGetGroupContentsCount(&dat->list,1))
			dat->selection = pcli->pfnGetGroupContentsCount(&dat->list,1)-1;
		if (dat->selection < 0) dat->selection = 0;
		if (dat->bCompactMode)
			SendMessage(hwnd,WM_SIZE,0,0);
		CLUI__cliInvalidateRect(hwnd,NULL,FALSE);
		pcli->pfnEnsureVisible(hwnd,dat,dat->selection,0);
		UpdateWindow(hwnd);
		SetCapture(hwnd);
		return 0;
	}
	SetCapture(hwnd);
	return 0;

}

void clcSetDelayTimer( UINT_PTR uIDEvent, HWND hwnd, int nDelay)
{
	KillTimer( hwnd, uIDEvent );
	int delay = nDelay;
	if ( delay == -1)
	{
		switch ( uIDEvent )
		{
		case TIMERID_DELAYEDRESORTCLC:	delay = 10;		break;
		case TIMERID_RECALCSCROLLBAR:	delay = 10;		break;
		case TIMERID_REBUILDAFTER:		delay = 50;		break;
		default:						delay = 100;	break;
		}
	}
	CLUI_SafeSetTimer( hwnd, uIDEvent, delay, NULL );
}

static LRESULT clcOnTimer(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	switch(wParam) {
	case TIMERID_INVALIDATE_FULL:
		KillTimer(hwnd,TIMERID_INVALIDATE_FULL);
		pcli->pfnRecalcScrollBar(hwnd,dat);
		pcli->pfnInvalidateRect(hwnd,NULL,0);
		return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);

	case TIMERID_INVALIDATE:
		{
			time_t cur_time = (time(NULL)/60);
			if (cur_time != dat->last_tick_time)
			{
				CLUI__cliInvalidateRect(hwnd,NULL,FALSE);
				dat->last_tick_time = cur_time;
			}
			return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
		}
	case TIMERID_SUBEXPAND:
		{
			struct ClcContact * ht = NULL;
			KillTimer(hwnd,TIMERID_SUBEXPAND);
			if (hitcontact && dat->expandMeta)
			{
				if (hitcontact->SubExpanded) hitcontact->SubExpanded = 0; else hitcontact->SubExpanded = 1;
				db_set_b(hitcontact->hContact,"CList","Expanded",hitcontact->SubExpanded);
				if (hitcontact->SubExpanded)
					ht = &(hitcontact->subcontacts[hitcontact->SubAllocated-1]);
			}

			dat->needsResort = 1;
			pcli->pfnSortCLC(hwnd,dat,1);
			cliRecalcScrollBar(hwnd,dat);
			if (ht) {
				int i=0;
				struct ClcContact *contact;
				struct ClcGroup *group;
				if (FindItem(hwnd,dat,hitcontact->hContact,&contact,&group,NULL,FALSE))
				{
					i = cliGetRowsPriorTo(&dat->list,group,GetContactIndex(group,contact));
					pcli->pfnEnsureVisible(hwnd,dat,i+hitcontact->SubAllocated,0);
				}
			}
			hitcontact = NULL;
			return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
		}
	case TIMERID_DELAYEDRESORTCLC:
		TRACE("Do sort on Timer\n");
		KillTimer(hwnd,TIMERID_DELAYEDRESORTCLC);
		pcli->pfnSortCLC(hwnd,dat,1);
		pcli->pfnInvalidateRect(hwnd,NULL,FALSE);
		return 0;

	case TIMERID_RECALCSCROLLBAR:
		KillTimer(hwnd,TIMERID_RECALCSCROLLBAR);
		pcli->pfnRecalcScrollBar(hwnd,dat);
		return 0;

	default:
		return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
	}
	return 0;
}


static LRESULT clcOnActivate(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	TRACE ("clcOnActivate\n");
	if (dat->bCompactMode)
	{
		cliRecalcScrollBar(hwnd,dat);
		if ( dat->hwndRenameEdit == NULL )
			PostMessage( hwnd, WM_SIZE, 0, 0);
	}
	dat->dragStage |= DRAGSTAGEF_SKIPRENAME;
	return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
}
static LRESULT clcOnSetCursor(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	int lResult;

	if ( !CLUI_IsInMainWindow(hwnd))
		return DefWindowProc(hwnd,msg,wParam,lParam);

	if (g_CluiData.nBehindEdgeState>0)
		CLUI_ShowFromBehindEdge();

	if (g_CluiData.bBehindEdgeSettings)
		CLUI_UpdateTimer(0);

	lResult = CLUI_TestCursorOnBorders();
	return lResult ? lResult : DefWindowProc(hwnd,msg,wParam,lParam);
}
static LRESULT clcOnLButtonDown(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	{
		POINT pt;
		int k = 0;
		pt.x = LOWORD(lParam);
		pt.y = HIWORD(lParam);
		ClientToScreen(hwnd,&pt);
		k = CLUI_SizingOnBorder(pt,0);
		if (k)
		{
			int io = dat->iHotTrack;
			dat->iHotTrack = 0;
			if (dat->exStyle&CLS_EX_TRACKSELECT)
			{
				pcli->pfnInvalidateItem(hwnd,dat,io);
			}
			if (k && GetCapture() == hwnd)
			{
				SendMessage(GetParent(hwnd),WM_PARENTNOTIFY,WM_LBUTTONDOWN,lParam);
			}
			return FALSE;
		}
	}
	{
		struct ClcContact *contact;
		struct ClcGroup *group;
		int hit;
		DWORD hitFlags;
		fMouseUpped = FALSE;
		pcli->pfnHideInfoTip(hwnd,dat);
		KillTimer(hwnd,TIMERID_INFOTIP);
		KillTimer(hwnd,TIMERID_RENAME);
		KillTimer(hwnd,TIMERID_SUBEXPAND);

		pcli->pfnEndRename(hwnd,dat,1);
		dat->ptDragStart.x = (short)LOWORD(lParam);
		dat->ptDragStart.y = (short)HIWORD(lParam);
		//dat->szQuickSearch[0] = 0;
		hit = cliHitTest(hwnd,dat,(short)LOWORD(lParam),(short)HIWORD(lParam),&contact,&group,&hitFlags);
		if (GetFocus() != hwnd) SetFocus(hwnd);
		if (hit != -1 && !(hitFlags&CLCHT_NOWHERE))
		{
			if ( hit == dat->selection && hitFlags&CLCHT_ONITEMLABEL && dat->exStyle&CLS_EX_EDITLABELS)
			{
				if ( !(dat->dragStage&DRAGSTAGEF_SKIPRENAME))
				{
					SetCapture(hwnd);
					dat->iDragItem = dat->selection;
					dat->dragStage = DRAGSTAGE_NOTMOVED|DRAGSTAGEF_MAYBERENAME;
					dat->dragAutoScrolling = 0;
					return TRUE;
				}
				else
				{
					dat->dragStage &= ~DRAGSTAGEF_SKIPRENAME;
					return TRUE;
				}

			}
		}
		if (hit != -1 && !(hitFlags&CLCHT_NOWHERE) && contact->type == CLCIT_CONTACT && contact->SubAllocated && !contact->isSubcontact)
			if (hitFlags&CLCHT_ONITEMICON && dat->expandMeta)
			{
				BYTE doubleClickExpand = db_get_b(NULL,"CLC","MetaDoubleClick",SETTING_METAAVOIDDBLCLICK_DEFAULT);

				hitcontact = contact;
				HitPoint.x = (short)LOWORD(lParam);
				HitPoint.y = (short)HIWORD(lParam);
				fMouseUpped = FALSE;
				if ((GetKeyState(VK_SHIFT)&0x8000) || (GetKeyState(VK_CONTROL)&0x8000) || (GetKeyState(VK_MENU)&0x8000))
				{
					fMouseUpped = TRUE;
					hitcontact = contact;
					KillTimer(hwnd,TIMERID_SUBEXPAND);
					CLUI_SafeSetTimer(hwnd,TIMERID_SUBEXPAND,0,NULL);
				}
			}
			else
				hitcontact = NULL;

		if (hit != -1 && !(hitFlags&CLCHT_NOWHERE) && contact->type == CLCIT_GROUP)
			if (hitFlags&CLCHT_ONITEMICON)
			{
				struct ClcGroup *selgroup;
				struct ClcContact *selcontact;
				dat->selection = cliGetRowByIndex(dat,dat->selection,&selcontact,&selgroup);
				pcli->pfnSetGroupExpand(hwnd,dat,contact->group,-1);
				if (dat->selection != -1)
				{
					dat->selection = cliGetRowsPriorTo(&dat->list,selgroup,GetContactIndex(selgroup,selcontact));
					if (dat->selection == -1) dat->selection = cliGetRowsPriorTo(&dat->list,contact->group,-1);
				}
				if (dat->bCompactMode)
				{
					SendMessage(hwnd,WM_SIZE,0,0);
				}
				else
				{
					CLUI__cliInvalidateRect(hwnd,NULL,FALSE);
					UpdateWindow(hwnd);
				}
				return TRUE;
			}
			if (hit != -1 && !(hitFlags&CLCHT_NOWHERE) && hitFlags&CLCHT_ONITEMCHECK)
			{
				NMCLISTCONTROL nm;
				contact->flags ^= CONTACTF_CHECKED;
				if (contact->type == CLCIT_GROUP) pcli->pfnSetGroupChildCheckboxes(contact->group,contact->flags&CONTACTF_CHECKED);
				pcli->pfnRecalculateGroupCheckboxes(hwnd,dat);
				CLUI__cliInvalidateRect(hwnd,NULL,FALSE);
				nm.hdr.code = CLN_CHECKCHANGED;
				nm.hdr.hwndFrom = hwnd;
				nm.hdr.idFrom = GetDlgCtrlID(hwnd);
				nm.flags = 0;
				nm.hItem = ContactToItemHandle(contact,&nm.flags);
				SendMessage(GetParent(hwnd),WM_NOTIFY,0,(LPARAM)&nm);
			}
			if ( !(hitFlags&(CLCHT_ONITEMICON|CLCHT_ONITEMLABEL|CLCHT_ONITEMCHECK)))
			{
				NMCLISTCONTROL nm;
				nm.hdr.code = NM_CLICK;
				nm.hdr.hwndFrom = hwnd;
				nm.hdr.idFrom = GetDlgCtrlID(hwnd);
				nm.flags = 0;
				if (hit == -1 || hitFlags&CLCHT_NOWHERE) nm.hItem = NULL;
				else nm.hItem = ContactToItemHandle(contact,&nm.flags);
				nm.iColumn = hitFlags&CLCHT_ONITEMEXTRA?HIBYTE(HIWORD(hitFlags)):-1;
				nm.pt = dat->ptDragStart;
				SendMessage(GetParent(hwnd),WM_NOTIFY,0,(LPARAM)&nm);
			}
			if (hitFlags&(CLCHT_ONITEMCHECK|CLCHT_ONITEMEXTRA))
				return FALSE;

			dat->selection = (hitFlags&CLCHT_NOWHERE)?-1:hit;
			CLUI__cliInvalidateRect(hwnd,NULL,FALSE);

			UpdateWindow(hwnd);
			if (dat->selection != -1 && (contact->type == CLCIT_CONTACT || contact->type == CLCIT_GROUP) && !(hitFlags&(CLCHT_ONITEMEXTRA|CLCHT_ONITEMCHECK|CLCHT_NOWHERE)))
			{
				SetCapture(hwnd);
				dat->iDragItem = dat->selection;
				dat->dragStage = DRAGSTAGE_NOTMOVED;
				dat->dragAutoScrolling = 0;
			}
			if (dat->bCompactMode)
			{
				SendMessage(hwnd,WM_SIZE,0,0);
			}
			if (dat->selection != -1)	pcli->pfnEnsureVisible(hwnd,dat,hit,0);
			return TRUE;
	}
}



static LRESULT clcOnCaptureChanged(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	if ((HWND)lParam != hwnd)
	{
		if (dat->iHotTrack != -1)
		{
			int i;
			i = dat->iHotTrack;
			dat->iHotTrack = -1;
			pcli->pfnInvalidateItem(hwnd,dat,i);
			pcli->pfnHideInfoTip(hwnd,dat);
		}
	}
	return 0;
}

static LRESULT clcOnMouseMove(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	BOOL isOutside = FALSE;
	if (CLUI_IsInMainWindow(hwnd))
	{
		if (g_CluiData.bBehindEdgeSettings) CLUI_UpdateTimer(0);
		CLUI_TestCursorOnBorders();
	}
	if (clcProceedDragToScroll(hwnd, (short)HIWORD(lParam)))
		return 0;

	if ( dat->dragStage&DRAGSTAGEF_MAYBERENAME )
	{
		POINT pt;
		pt.x = (short)LOWORD(lParam);
		pt.y = (short)HIWORD(lParam);
		if (  abs(pt.x-dat->ptDragStart.x)>GetSystemMetrics(SM_CXDOUBLECLK)
			 || abs(pt.y-dat->ptDragStart.y)>GetSystemMetrics(SM_CYDOUBLECLK))
		{
			KillTimer( hwnd, TIMERID_RENAME );
			dat->dragStage &= (~DRAGSTAGEF_MAYBERENAME);
		}
	}

	if (dat->iDragItem == -1)
	{
		POINT pt;
		HWND window;
		pt.x = (short)LOWORD(lParam);
		pt.y = (short)HIWORD(lParam);
		ClientToScreen(hwnd,&pt);
		window = WindowFromPoint(pt);
		if (window != hwnd) isOutside = TRUE;
	}

	if (hitcontact != NULL) {
		int x = (short)LOWORD(lParam);
		int y = (short)HIWORD(lParam);
		int xm = GetSystemMetrics(SM_CXDOUBLECLK);
		int ym = GetSystemMetrics(SM_CYDOUBLECLK);
		if ( abs(HitPoint.x-x) > xm || abs(HitPoint.y-y) > ym) {
			if (fMouseUpped) {
				KillTimer(hwnd,TIMERID_SUBEXPAND);
				CLUI_SafeSetTimer(hwnd,TIMERID_SUBEXPAND,0,NULL);
				fMouseUpped = FALSE;
			}
			else {
				KillTimer(hwnd,TIMERID_SUBEXPAND);
				hitcontact = NULL;
				fMouseUpped = FALSE;
			}
		}
	}

	if (dat->iDragItem == -1) {
		DWORD flag = 0;
		int iOldHotTrack = dat->iHotTrack;

		if (dat->hwndRenameEdit != NULL || GetKeyState(VK_MENU)&0x8000 || GetKeyState(VK_F10)&0x8000)
			return 0;

		dat->iHotTrack = isOutside ? -1 : cliHitTest(hwnd,dat,(short)LOWORD(lParam),(short)HIWORD(lParam),NULL,NULL,&flag);

		if (flag&CLCHT_NOWHERE)
			dat->iHotTrack = -1;

		if (iOldHotTrack != dat->iHotTrack || isOutside) {
			if (iOldHotTrack == -1 && !isOutside)
				SetCapture(hwnd);

			if (dat->iHotTrack == -1 || isOutside)
				ReleaseCapture();

			if (dat->exStyle&CLS_EX_TRACKSELECT)
			{
				pcli->pfnInvalidateItem(hwnd,dat,iOldHotTrack);
				pcli->pfnInvalidateItem(hwnd,dat,dat->iHotTrack);
			}

			pcli->pfnHideInfoTip(hwnd,dat);
		}

		KillTimer(hwnd,TIMERID_INFOTIP);

		if (wParam == 0 && dat->hInfoTipItem == NULL)
		{
			dat->ptInfoTip.x = (short)LOWORD(lParam);
			dat->ptInfoTip.y = (short)HIWORD(lParam);
			CLUI_SafeSetTimer(hwnd,TIMERID_INFOTIP,dat->infoTipTimeout,NULL);
		}
		return 0;
	}

	if ((dat->dragStage&DRAGSTAGEM_STAGE) == DRAGSTAGE_NOTMOVED && !(dat->exStyle&CLS_EX_DISABLEDRAGDROP))
		if (abs((short)LOWORD(lParam)-dat->ptDragStart.x) >= GetSystemMetrics(SM_CXDRAG) || abs((short)HIWORD(lParam)-dat->ptDragStart.y) >= GetSystemMetrics(SM_CYDRAG))
			dat->dragStage = (dat->dragStage&~DRAGSTAGEM_STAGE)|DRAGSTAGE_ACTIVE;

	if ((dat->dragStage&DRAGSTAGEM_STAGE) == DRAGSTAGE_ACTIVE) {
		RECT clRect;
		GetClientRect(hwnd,&clRect);

		POINT pt;
		pt.x = (short)LOWORD(lParam); pt.y = (short)HIWORD(lParam);
		HCURSOR hNewCursor = LoadCursor(NULL, IDC_NO);
		CLUI__cliInvalidateRect(hwnd,NULL,FALSE);
		if (dat->dragAutoScrolling)
		{KillTimer(hwnd,TIMERID_DRAGAUTOSCROLL); dat->dragAutoScrolling = 0;}
		int target = GetDropTargetInformation(hwnd,dat,pt);
		if (dat->dragStage&DRAGSTAGEF_OUTSIDE && target != DROPTARGET_OUTSIDE) {
			NMCLISTCONTROL nm;
			struct ClcContact *contact;
			cliGetRowByIndex(dat,dat->iDragItem,&contact,NULL);
			nm.hdr.code = CLN_DRAGSTOP;
			nm.hdr.hwndFrom = hwnd;
			nm.hdr.idFrom = GetDlgCtrlID(hwnd);
			nm.flags = 0;
			nm.hItem = ContactToItemHandle(contact,&nm.flags);
			SendMessage(GetParent(hwnd),WM_NOTIFY,0,(LPARAM)&nm);
			dat->dragStage &= ~DRAGSTAGEF_OUTSIDE;
		}

		switch(target) {
		case DROPTARGET_ONSELF:
			break;

		case DROPTARGET_ONCONTACT:
			if (ServiceExists(MS_MC_ADDTOMETA))
			{
				struct ClcContact *contSour;
				cliGetRowByIndex(dat,dat->iDragItem,&contSour,NULL);
				if (contSour->type == CLCIT_CONTACT && g_szMetaModuleName && mir_strcmp(contSour->proto,g_szMetaModuleName))
				{
					if ( !contSour->isSubcontact)
						hNewCursor = LoadCursor(GetModuleHandle(NULL), MAKEINTRESOURCE(IDC_DROPUSER));  /// Add to meta
					else
						hNewCursor = LoadCursor(g_hInst, MAKEINTRESOURCE(IDC_DROPMETA));
				}

			}
			break;

		case DROPTARGET_ONMETACONTACT:
			if (ServiceExists(MS_MC_ADDTOMETA))
			{
				struct ClcContact *contSour,*contDest;
				cliGetRowByIndex(dat,dat->selection,&contDest,NULL);
				cliGetRowByIndex(dat,dat->iDragItem,&contSour,NULL);
				if (contSour->type == CLCIT_CONTACT && g_szMetaModuleName && mir_strcmp(contSour->proto,g_szMetaModuleName))
				{
					if ( !contSour->isSubcontact)
						hNewCursor = LoadCursor(GetModuleHandle(NULL), MAKEINTRESOURCE(IDC_DROPUSER));  /// Add to meta
					else
						if  (contSour->subcontacts == contDest)
							hNewCursor = LoadCursor(g_hInst, MAKEINTRESOURCE(IDC_DEFAULTSUB)); ///MakeDefault
						else
							hNewCursor = LoadCursor(g_hInst, MAKEINTRESOURCE(IDC_REGROUP));
				}
			}
			break;
		case DROPTARGET_ONSUBCONTACT:
			if (ServiceExists(MS_MC_ADDTOMETA))
			{
				struct ClcContact *contSour,*contDest;
				cliGetRowByIndex(dat,dat->selection,&contDest,NULL);
				cliGetRowByIndex(dat,dat->iDragItem,&contSour,NULL);
				if (contSour->type == CLCIT_CONTACT && g_szMetaModuleName && mir_strcmp(contSour->proto,g_szMetaModuleName))
				{
					if ( !contSour->isSubcontact)
						hNewCursor = LoadCursor(GetModuleHandle(NULL), MAKEINTRESOURCE(IDC_DROPUSER));  /// Add to meta
					else
						if (contDest->subcontacts == contSour->subcontacts)
							break;
						else
							hNewCursor = LoadCursor(g_hInst, MAKEINTRESOURCE(IDC_REGROUP));
				}
			}
			break;

		case DROPTARGET_ONGROUP:
			hNewCursor = LoadCursor(GetModuleHandle(NULL), MAKEINTRESOURCE(IDC_DROPUSER));
			break;

		case DROPTARGET_INSERTION:
			hNewCursor = LoadCursor(GetModuleHandle(NULL), MAKEINTRESOURCE(IDC_DROP));
			break;

		case DROPTARGET_OUTSIDE:
			{
				NMCLISTCONTROL nm;
				struct ClcContact *contact;

				if (pt.x >= 0 && pt.x < clRect.right && ((pt.y < 0 && pt.y>-dat->dragAutoScrollHeight) || (pt.y >= clRect.bottom && pt.y < clRect.bottom+dat->dragAutoScrollHeight)))
				{
					if ( !dat->dragAutoScrolling)
					{
						if (pt.y < 0) dat->dragAutoScrolling = -1;
						else dat->dragAutoScrolling = 1;
						CLUI_SafeSetTimer(hwnd,TIMERID_DRAGAUTOSCROLL,dat->scrollTime,NULL);
					}
					SendMessage(hwnd,WM_TIMER,TIMERID_DRAGAUTOSCROLL,0);
				}

				dat->dragStage |= DRAGSTAGEF_OUTSIDE;
				cliGetRowByIndex(dat,dat->iDragItem,&contact,NULL);
				nm.hdr.code = CLN_DRAGGING;
				nm.hdr.hwndFrom = hwnd;
				nm.hdr.idFrom = GetDlgCtrlID(hwnd);
				nm.flags = 0;
				nm.hItem = ContactToItemHandle(contact,&nm.flags);
				nm.pt = pt;
				if (SendMessage(GetParent(hwnd),WM_NOTIFY,0,(LPARAM)&nm))
					return 0;
				break;
			}
		default:
			{
				struct ClcGroup *group = NULL;
				cliGetRowByIndex(dat,dat->iDragItem,NULL,&group);
				if (group && group->parent)
				{
					struct ClcContact *contSour;
					cliGetRowByIndex(dat,dat->iDragItem,&contSour,NULL);
					if ( !contSour->isSubcontact)
						hNewCursor = LoadCursor(GetModuleHandle(NULL), MAKEINTRESOURCE(IDC_DROPUSER));
				}
				break;
			}
		}
		SetCursor(hNewCursor);
	}
	return 0;
}

static LRESULT clcOnLButtonUp(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	if (clcExitDragToScroll())
		return 0;

	fMouseUpped = TRUE;

	if (hitcontact != NULL && dat->expandMeta) {
		BYTE doubleClickExpand = db_get_b(NULL,"CLC","MetaDoubleClick",SETTING_METAAVOIDDBLCLICK_DEFAULT);
		CLUI_SafeSetTimer(hwnd,TIMERID_SUBEXPAND,GetDoubleClickTime()*doubleClickExpand,NULL);
	}
	else if (dat->iHotTrack == -1 && dat->iDragItem == -1)
		ReleaseCapture();
	if (dat->iDragItem == -1) return 0;
	SetCursor((HCURSOR)GetClassLongPtr(hwnd,GCLP_HCURSOR));
	if (dat->exStyle & CLS_EX_TRACKSELECT)
	{
		DWORD flags;
		dat->iHotTrack = cliHitTest(hwnd,dat,(short)LOWORD(lParam),(short)HIWORD(lParam),NULL,NULL,&flags);
		if (dat->iHotTrack == -1)
			ReleaseCapture();
	}
	else if (hitcontact == NULL)
		ReleaseCapture();
	KillTimer(hwnd,TIMERID_DRAGAUTOSCROLL);
	if (dat->dragStage == (DRAGSTAGE_NOTMOVED|DRAGSTAGEF_MAYBERENAME))
		CLUI_SafeSetTimer(hwnd,TIMERID_RENAME,GetDoubleClickTime(),NULL);
	else if ((dat->dragStage&DRAGSTAGEM_STAGE) == DRAGSTAGE_ACTIVE)
	{
		POINT pt;
		int target;
		TCHAR Wording[500];
		int res = 0;
		pt.x = (short)LOWORD(lParam); pt.y = (short)HIWORD(lParam);
		target = GetDropTargetInformation(hwnd,dat,pt);
		switch(target)
		{
		case DROPTARGET_ONSELF:
			break;
		case DROPTARGET_ONCONTACT:
			if (ServiceExists(MS_MC_ADDTOMETA))
			{
				struct ClcContact *contDest, *contSour;
				int res;
				HANDLE handle,hcontact;

				cliGetRowByIndex(dat,dat->iDragItem,&contSour,NULL);
				cliGetRowByIndex(dat,dat->selection,&contDest,NULL);
				hcontact = contSour->hContact;
				if (contSour->type == CLCIT_CONTACT)
				{

					if (g_szMetaModuleName && mir_strcmp(contSour->proto,g_szMetaModuleName))
					{
						if ( !contSour->isSubcontact)
						{
							HANDLE hDest = contDest->hContact;
							mir_sntprintf(Wording,SIZEOF(Wording),TranslateT("Do You want contact '%s' to be converted to MetaContact and '%s' be added to it?"),contDest->szText, contSour->szText);
							res = MessageBox(hwnd,Wording,TranslateT("Converting to MetaContact"),MB_OKCANCEL|MB_ICONQUESTION);
							if (res == 1)
							{
								handle = (HANDLE)CallService(MS_MC_CONVERTTOMETA,(WPARAM)hDest,0);
								if ( !handle) return 0;
								CallService(MS_MC_ADDTOMETA,(WPARAM)hcontact,(LPARAM)handle);
							}
						}
						else
						{
							HANDLE handle,hcontact,hfrom,hdest;
							hcontact = contSour->hContact;
							hfrom = contSour->subcontacts->hContact;
							hdest = contDest->hContact;
							mir_sntprintf(Wording,SIZEOF(Wording),TranslateT("Do You want contact '%s' to be converted to MetaContact and '%s' be added to it (remove it from '%s')?"), contDest->szText,contSour->szText,contSour->subcontacts->szText);
							res = MessageBox(hwnd,Wording,TranslateT("Converting to MetaContact (Moving)"),MB_OKCANCEL|MB_ICONQUESTION);
							if (res == 1)
							{

								handle = (HANDLE)CallService(MS_MC_CONVERTTOMETA,(WPARAM)hdest,0);
								if ( !handle) return 0;

								CallService(MS_MC_REMOVEFROMMETA,(WPARAM)0,(LPARAM)hcontact);
								CallService(MS_MC_ADDTOMETA,(WPARAM)hcontact,(LPARAM)handle);
							}
						}
					}

				}
			}
			break;
		case DROPTARGET_ONMETACONTACT:
			{
				struct ClcContact *contDest, *contSour;
				int res;
				cliGetRowByIndex(dat,dat->iDragItem,&contSour,NULL);
				cliGetRowByIndex(dat,dat->selection,&contDest,NULL);
				if (contSour->type == CLCIT_CONTACT)
				{

					if (g_szMetaModuleName && strcmp(contSour->proto,g_szMetaModuleName))
					{
						if ( !contSour->isSubcontact)
						{
							HANDLE handle,hcontact;
							hcontact = contSour->hContact;
							handle = contDest->hContact;
							mir_sntprintf(Wording,SIZEOF(Wording),TranslateT("Do you want to contact '%s' be added to metacontact '%s'?"),contSour->szText, contDest->szText);
							res = MessageBox(hwnd,Wording,TranslateT("Adding contact to MetaContact"),MB_OKCANCEL|MB_ICONQUESTION);
							if (res == 1)
							{

								if ( !handle) return 0;
								CallService(MS_MC_ADDTOMETA,(WPARAM)hcontact,(LPARAM)handle);
							}
						}
						else
						{
							if (contSour->subcontacts == contDest)
							{
								HANDLE hsour;
								hsour = contSour->hContact;
								mir_sntprintf(Wording,SIZEOF(Wording),TranslateT("Do You want contact '%s' to be default ?"),contSour->szText);
								res = MessageBox(hwnd,Wording,TranslateT("Set default contact"),MB_OKCANCEL|MB_ICONQUESTION);

								if (res == 1)
								{
									CallService(MS_MC_SETDEFAULTCONTACT,(WPARAM)contDest->hContact,(LPARAM)hsour);
								}
							}
							else
							{
								HANDLE handle,hcontact,hfrom;
								hcontact = contSour->hContact;
								hfrom = contSour->subcontacts->hContact;
								handle = contDest->hContact;
								mir_sntprintf(Wording,SIZEOF(Wording),TranslateT("Do You want contact '%s' to be removed from MetaContact '%s' and added to '%s'?"), contSour->szText,contSour->subcontacts->szText,contDest->szText);
								res = MessageBox(hwnd,Wording,TranslateT("Changing MetaContacts (Moving)"),MB_OKCANCEL|MB_ICONQUESTION);
								if (res == 1)
								{

									if ( !handle) return 0;

									CallService(MS_MC_REMOVEFROMMETA,(WPARAM)0,(LPARAM)hcontact);
									CallService(MS_MC_ADDTOMETA,(WPARAM)hcontact,(LPARAM)handle);
								}
							}
						}
					}
				}
			}
			break;
		case DROPTARGET_ONSUBCONTACT:
			{
				struct ClcContact *contDest, *contSour;
				int res;
				cliGetRowByIndex(dat,dat->iDragItem,&contSour,NULL);
				cliGetRowByIndex(dat,dat->selection,&contDest,NULL);
				if (contSour->type == CLCIT_CONTACT)
				{
					if (g_szMetaModuleName && strcmp(contSour->proto,g_szMetaModuleName))
					{
						if ( !contSour->isSubcontact)
						{
							HANDLE handle,hcontact;
							hcontact = contSour->hContact;
							handle = contDest->subcontacts->hContact;
							mir_sntprintf(Wording,SIZEOF(Wording),TranslateT("Do You want contact '%s' to be added to MetaContact '%s'?"), contSour->szText,contDest->subcontacts->szText);
							res = MessageBox(hwnd,Wording,TranslateT("Changing MetaContacts (Moving)"),MB_OKCANCEL|MB_ICONQUESTION);
							if (res == 1)
							{

								if ( !handle) return 0;
								CallService(MS_MC_ADDTOMETA,(WPARAM)hcontact,(LPARAM)handle);
							}
						}
						else
						{
							if (contSour->subcontacts != contDest->subcontacts)
							{
								HANDLE handle,hcontact,hfrom;
								hcontact = contSour->hContact;
								hfrom = contSour->subcontacts->hContact;
								handle = contDest->subcontacts->hContact;
								mir_sntprintf(Wording,SIZEOF(Wording),TranslateT("Do You want contact '%s' to be removed from MetaContact '%s' and added to '%s'?"), contSour->szText,contSour->subcontacts->szText,contDest->subcontacts->szText);
								res = MessageBox(hwnd,Wording,TranslateT("Changing MetaContacts (Moving)"),MB_OKCANCEL|MB_ICONQUESTION);
								if (res == 1)
								{

									if ( !handle) return 0;

									CallService(MS_MC_REMOVEFROMMETA,(WPARAM)0,(LPARAM)hcontact);
									CallService(MS_MC_ADDTOMETA,(WPARAM)hcontact,(LPARAM)handle);
								}
							}
						}
					}
				}
			}
			break;
		case DROPTARGET_ONGROUP:
			corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
			break;
		case DROPTARGET_INSERTION:
			{
				struct ClcContact *contact, *destcontact;
				struct ClcGroup *group, *destgroup;
				BOOL NeedRename = FALSE;
				TCHAR newName[128] = {0};
				int newIndex,i;
				pcli->pfnGetRowByIndex(dat, dat->iDragItem, &contact, &group);
				i = pcli->pfnGetRowByIndex(dat, dat->iInsertionMark, &destcontact, &destgroup);
				if (i != -1 && group->groupId != destgroup->groupId)
				{
					TCHAR * groupName = mir_tstrdup(pcli->pfnGetGroupName(contact->groupId,0));
					TCHAR * shortGroup = NULL;
					TCHAR * sourceGrName = mir_tstrdup(pcli->pfnGetGroupName(destgroup->groupId,0));
					if (groupName) {
						int len = (int)_tcslen(groupName);
						do {len--;}while(len >= 0 && groupName[len] != '\\');
						if (len >= 0) shortGroup = groupName+len+1;
						else shortGroup = groupName;
					}
					if (shortGroup)
					{
						NeedRename = TRUE;
						if (sourceGrName)
							mir_sntprintf(newName,SIZEOF(newName),_T("%s\\%s"),sourceGrName,shortGroup);
						else
							mir_sntprintf(newName,SIZEOF(newName),_T("%s"),shortGroup);
					}
					mir_free(groupName);
					mir_free(sourceGrName);
				}
				newIndex = CallService(MS_CLIST_GROUPMOVEBEFORE, contact->groupId, (destcontact && i != -1)?destcontact->groupId:0);
				newIndex = newIndex?newIndex:contact->groupId;
				if (NeedRename) pcli->pfnRenameGroup(newIndex,newName);
				break;
			}
		case DROPTARGET_OUTSIDE:
			corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
			break;
		default:
			corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
			break;

		}
	}

	CLUI__cliInvalidateRect(hwnd,NULL,FALSE);
	dat->iDragItem = -1;
	dat->iInsertionMark = -1;
	return 0;
}
static LRESULT clcOnLButtonDblClick(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	KillTimer(hwnd,TIMERID_SUBEXPAND);
	hitcontact = NULL;
	return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
}
static LRESULT clcOnDestroy(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	int i=0;

	for (i=0;i <= FONTID_MODERN_MAX;i++)
	{
		if (dat->fontModernInfo[i].hFont) DeleteObject(dat->fontModernInfo[i].hFont);
		dat->fontModernInfo[i].hFont = NULL;
	}
	if (dat->hMenuBackground)
	{
		DeleteObject(dat->hMenuBackground);
		dat->hMenuBackground = NULL;
	}
	if ( !dat->bkChanged && dat->hBmpBackground)
	{
		DeleteObject(dat->hBmpBackground);
		dat->hBmpBackground = NULL;
	}

	ImageArray_Clear(&dat->avatar_cache);
	mod_DeleteDC(dat->avatar_cache.hdc);
	ImageArray_Free(&dat->avatar_cache, FALSE);
	if (dat->himlHighlight)
		ImageList_Destroy(dat->himlHighlight);

	RowHeights_Free(dat);
	corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
	xpt_FreeThemeForWindow(hwnd);
	return 0;
}
static LRESULT clcOnIntmGroupChanged(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	struct ClcContact *contact;
	BYTE iExtraImage[MAXEXTRACOLUMNS];
	WORD iWideExtraImage[MAXEXTRACOLUMNS];
	BYTE flags = 0;
	if ( !pcli->pfnFindItem(hwnd, dat, (HANDLE) wParam, &contact, NULL, NULL))
	{
		memset(iExtraImage, 0xFF, SIZEOF(iExtraImage));
		memset((void*)iWideExtraImage, 0xFF, sizeof(iWideExtraImage));
	}
	else {
		CopyMemory(iExtraImage, contact->iExtraImage, SIZEOF(iExtraImage));
		CopyMemory((void*)iWideExtraImage, (void*)contact->iWideExtraImage, sizeof(iWideExtraImage));
		flags = contact->flags;
	}
	pcli->pfnDeleteItemFromTree(hwnd, (HANDLE) wParam);
	if (GetWindowLongPtr(hwnd, GWL_STYLE) & CLS_SHOWHIDDEN || !db_get_b((HANDLE) wParam, "CList", "Hidden", 0)) {
		NMCLISTCONTROL nm;
		pcli->pfnAddContactToTree(hwnd, dat, (HANDLE) wParam, 1, 1);
		if (pcli->pfnFindItem(hwnd, dat, (HANDLE) wParam, &contact, NULL, NULL)) {
			CopyMemory(contact->iExtraImage, iExtraImage, SIZEOF(iExtraImage));
			CopyMemory((void*)contact->iWideExtraImage, (void*)iWideExtraImage, sizeof(iWideExtraImage));
			if (flags & CONTACTF_CHECKED)
				contact->flags |= CONTACTF_CHECKED;
		}
		nm.hdr.code = CLN_CONTACTMOVED;
		nm.hdr.hwndFrom = hwnd;
		nm.hdr.idFrom = GetDlgCtrlID(hwnd);
		nm.flags = 0;
		nm.hItem = (HANDLE) wParam;
		SendMessage(GetParent(hwnd), WM_NOTIFY, 0, (LPARAM) & nm);
		dat->needsResort = 1;
	}
	SetTimer(hwnd,TIMERID_REBUILDAFTER,1,NULL);
	return 0;
}

static LRESULT clcOnIntmIconChanged(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	struct ClcContact *contact = NULL;
	struct ClcGroup *group = NULL;
	int recalcScrollBar = 0, shouldShow;
	BOOL needRepaint = FALSE;
	WORD status;
	RECT iconRect = {0};
	int contacticon = CallService(MS_CLIST_GETCONTACTICON, wParam, 1);
	HANDLE hSelItem = NULL;
	struct ClcContact *selcontact = NULL;

	char *szProto = (char *) CallService(MS_PROTO_GETCONTACTBASEPROTO, wParam, 0);
	if (szProto == NULL)
		status = ID_STATUS_OFFLINE;
	else
		status = GetContactCachedStatus((HANDLE) wParam);
	BOOL image_is_special = (LOWORD(contacticon) != (LOWORD(lParam))); //check only base icons

	int nHiddenStatus = CLVM_GetContactHiddenStatus((HANDLE)wParam, szProto, dat);

	DWORD style = GetWindowLongPtr(hwnd, GWL_STYLE);
	bool isVisiblebyFilter  = (( ( style & CLS_SHOWHIDDEN ) && nHiddenStatus != -1 ) || !nHiddenStatus );
	bool ifVisibleByClui    = !pcli->pfnIsHiddenMode( dat, status );
	bool isVisible          = g_CluiData.bFilterEffective&CLVM_FILTER_STATUS ? TRUE : ifVisibleByClui;
	bool isIconChanged      = CallService(MS_CLIST_GETCONTACTICON, wParam, 0) != LOWORD(lParam);

	shouldShow              = isVisiblebyFilter	 &&   ( isVisible || isIconChanged ) ;

	// XXX CLVM changed - this means an offline msg is flashing, so the contact should be shown

	if ( !pcli->pfnFindItem(hwnd, dat, (HANDLE) wParam, &contact, &group, NULL)) {
		if (shouldShow && CallService(MS_DB_CONTACT_IS, wParam, 0)) {
			if (dat->selection >= 0 && pcli->pfnGetRowByIndex(dat, dat->selection, &selcontact, NULL) != -1)
				hSelItem = pcli->pfnContactToHItem(selcontact);
			pcli->pfnAddContactToTree(hwnd, dat, (HANDLE) wParam, (style & CLS_CONTACTLIST) == 0, 0);
			recalcScrollBar = 1;
			needRepaint = TRUE;
			pcli->pfnFindItem(hwnd, dat, (HANDLE) wParam, &contact, NULL, NULL);
			if (contact) {
				contact->iImage = lParam;
				contact->image_is_special = image_is_special;
				pcli->pfnNotifyNewContact(hwnd, (HANDLE) wParam);
				dat->needsResort = 1;
			}
		}
	}
	else {
		//item in list already
		if (contact->iImage == lParam)
			return 0;
		if ( !shouldShow && !(style & CLS_NOHIDEOFFLINE) && (style & CLS_HIDEOFFLINE) && clcItemNotHiddenOffline(dat, group, contact))
			shouldShow = TRUE;

		if ( !shouldShow && !(style & CLS_NOHIDEOFFLINE) && ((style & CLS_HIDEOFFLINE) || group->hideOffline || g_CluiData.bFilterEffective)) { // CLVM changed
			if (dat->selection >= 0 && pcli->pfnGetRowByIndex(dat, dat->selection, &selcontact, NULL) != -1)
				hSelItem = pcli->pfnContactToHItem(selcontact);
			pcli->pfnRemoveItemFromGroup(hwnd, group, contact, (style & CLS_CONTACTLIST) == 0);
			needRepaint = TRUE;
			recalcScrollBar = 1;
			dat->needsResort = 1;
		}
		else if (contact) {
			contact->iImage = lParam;
			if ( !pcli->pfnIsHiddenMode(dat, status))
				contact->flags |= CONTACTF_ONLINE;
			else
				contact->flags &= ~CONTACTF_ONLINE;
			contact->image_is_special = image_is_special;
			if ( !image_is_special) { //Only if it is status changing
				dat->needsResort = 1;
				needRepaint = TRUE;
			}
			else if (dat->m_paintCouter == contact->lastPaintCounter) //if contacts is visible
				needRepaint = TRUE;
		}
	}

	if (hSelItem) {
		struct ClcGroup *selgroup;
		if (pcli->pfnFindItem(hwnd, dat, hSelItem, &selcontact, &selgroup, NULL))
			dat->selection = pcli->pfnGetRowsPriorTo(&dat->list, selgroup, List_IndexOf(( SortedList* )&selgroup->cl, selcontact));
		else
			dat->selection = -1;
	}

	if (dat->needsResort) {
		TRACE("Sort required\n");
		clcSetDelayTimer( TIMERID_DELAYEDRESORTCLC, hwnd );
	}
	else if (needRepaint) {
		if (contact && contact->pos_icon.bottom != 0 && contact->pos_icon.right != 0)
			CLUI__cliInvalidateRect(hwnd,&(contact->pos_icon),FALSE);
		else
			CLUI__cliInvalidateRect(hwnd,NULL,FALSE);
		//try only needed rectangle
	}

	return 0;
}

static LRESULT clcOnIntmAvatarChanged(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	struct ClcContact *contact;
	if (FindItem(hwnd,dat,(HANDLE)wParam,&contact,NULL,NULL,FALSE))
		Cache_GetAvatar(dat, contact);
	else if (dat->use_avatar_service && !wParam)
		UpdateAllAvatars(dat);

	CLUI__cliInvalidateRect(hwnd, NULL, FALSE);
	return 0;
}

static LRESULT clcOnIntmTimeZoneChanged(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	struct ClcContact *contact;
	if ( !FindItem(hwnd,dat,(HANDLE)wParam,&contact,NULL,NULL,FALSE))
		return corecli.pfnContactListControlWndProc(hwnd,msg,wParam,lParam);

	if (contact) {
		Cache_GetTimezone(dat,contact->hContact);
		Cache_GetText(dat, contact,1);
		cliRecalcScrollBar(hwnd,dat);
	}
	return 0;
}

static LRESULT clcOnIntmNameChanged(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	struct ClcContact *contact;
	int ret = corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);

	pcli->pfnInvalidateDisplayNameCacheEntry((HANDLE)wParam);
	if ( !FindItem(hwnd,dat,(HANDLE)wParam,&contact,NULL,NULL,FALSE))
		return ret;

	lstrcpyn(contact->szText, pcli->pfnGetContactDisplayName((HANDLE)wParam,0),SIZEOF(contact->szText));
	if (contact) {
		Cache_GetText(dat,contact,1);
		cliRecalcScrollBar(hwnd,dat);
	}
	dat->needsResort = 1;
	pcli->pfnSortContacts();

	return ret;
}

static LRESULT clcOnIntmApparentModeChanged(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	int lResult = corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
	if ( !ServiceExists("ExtraIcon/Register"))
		ExtraImage_SetAllExtraIcons(pcli->hwndContactTree,(HANDLE)wParam);
	return lResult;
}

static LRESULT clcOnIntmStatusMsgChanged(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	struct ClcContact *contact;
	HANDLE hContact = (HANDLE)wParam;
	if (hContact == NULL || IsHContactInfo(hContact) || IsHContactGroup(hContact))
		return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
	if ( !FindItem(hwnd,dat,hContact,&contact,NULL,NULL,FALSE))
		return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
	if (contact)//!IsBadWritePtr(contact, sizeof(struct ClcContact)))
	{
		Cache_GetText(dat,contact,1);
		cliRecalcScrollBar(hwnd,dat);
		PostMessage(hwnd,INTM_INVALIDATE,0,0);
	}
	return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
}

static LRESULT clcOnIntmNotOnListChanged(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	DBCONTACTWRITESETTING *dbcws = (DBCONTACTWRITESETTING*)lParam;
	struct ClcContact *contact;

	if ( !FindItem(hwnd,dat,(HANDLE)wParam,&contact,NULL,NULL,TRUE))
		return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);

	if (contact->type != CLCIT_CONTACT)
		return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);

	if (dbcws->value.type == DBVT_DELETED || dbcws->value.bVal == 0)
		contact->flags &= ~CONTACTF_NOTONLIST;
	else
		contact->flags |= CONTACTF_NOTONLIST;

	CLUI__cliInvalidateRect(hwnd,NULL,FALSE);
	return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
}

static LRESULT clcOnIntmScrollBarChanged(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	if (GetWindowLongPtr(hwnd, GWL_STYLE) & CLS_CONTACTLIST)
	{
		if (dat->noVScrollbar) ShowScrollBar(hwnd, SB_VERT, FALSE);
		else pcli->pfnRecalcScrollBar(hwnd, dat);
	}
	return 0;
}

static LRESULT clcOnIntmStatusChanged(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	int ret = corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
	if (wParam != 0) {
		pdisplayNameCacheEntry pdnce = (pdisplayNameCacheEntry)pcli->pfnGetCacheEntry((HANDLE)wParam);
		if (pdnce && pdnce->m_cache_cszProto) {
			struct ClcContact *contact = NULL;
			pdnce___SetStatus( pdnce, GetStatusForContact(pdnce->hContact,pdnce->m_cache_cszProto));
			if ( !dat->force_in_dialog && (dat->second_line_show || dat->third_line_show))
				gtaRenewText(pdnce->hContact);
			SendMessage(hwnd,INTM_ICONCHANGED, wParam, (LPARAM) CallService(MS_CLIST_GETCONTACTICON, wParam, 1));
			if (FindItem(hwnd,dat,(HANDLE)wParam,&contact,NULL,NULL,TRUE)) {
				if (contact && contact->type == CLCIT_CONTACT) {
					if ( !contact->image_is_special && pdnce___GetStatus( pdnce ) > ID_STATUS_OFFLINE)
						contact->iImage = CallService(MS_CLIST_GETCONTACTICON, wParam, 1);
					if (contact->isSubcontact && contact->subcontacts && contact->subcontacts->type == CLCIT_CONTACT)
						pcli->pfnClcBroadcast( INTM_STATUSCHANGED,(WPARAM)contact->subcontacts->hContact,0); //forward status changing to host meta contact
				}
			}
		}
#ifdef _DEBUG
		else
		{
			DebugBreak();
		}
#endif


	}
	if (db_get_b(NULL,"CList","PlaceOfflineToRoot",SETTING_PLACEOOFLINETOROOT_DEFAULT))
	{
		SendMessage(hwnd,CLM_AUTOREBUILD,0,0);
	}
	else
	{
		pcli->pfnSortContacts();
		PostMessage(hwnd,INTM_INVALIDATE,0,0);
	}
	return ret;
}



static LRESULT clcOnIntmReloadOptions(struct ClcData *dat, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
	pcli->pfnLoadClcOptions(hwnd,dat);
	LoadCLCOptions(hwnd,dat);
	pcli->pfnSaveStateAndRebuildList(hwnd,dat);
	pcli->pfnSortCLC(hwnd,dat,1);
	if (IsWindowVisible(hwnd))
		pcli->pfnInvalidateRect(GetParent(hwnd), NULL, FALSE);
	return TRUE;
}


HRESULT ClcLoadModule()
{
	g_himlCListClc = (HIMAGELIST)CallService(MS_CLIST_GETICONSIMAGELIST,0,0);

	HookEvent(ME_DB_CONTACT_SETTINGCHANGED, clcHookSettingChanged);
	HookEvent(ME_OPT_INITIALISE, ClcOptInit);
	hAckHook = (HANDLE)HookEvent(ME_PROTO_ACK, clcHookProtoAck);
	HookEvent(ME_SYSTEM_MODULESLOADED, clcHookModulesLoaded);
	HookEvent(ME_DB_EVENT_ADDED, clcHookDbEventAdded);
	return S_OK;
}

int ClcUnloadModule()
{
	if ( g_CluiData.bOldUseGroups != (BYTE)-1 )
		db_set_b(NULL,"CList","UseGroups",(BYTE)g_CluiData.bOldUseGroups );
	if ( g_CluiData.boldHideOffline != (BYTE)-1 )
		db_set_b(NULL,"CList","HideOffline",(BYTE)g_CluiData.boldHideOffline );

	return 0;
}

int ClcDoProtoAck(HANDLE wParam,ACKDATA * ack)
{
	if (MirandaExiting()) return 0;
	if (ack->type == ACKTYPE_STATUS)
	{
		int i;
		if (ack->result == ACKRESULT_SUCCESS)
		{
			for (i=0; i < pcli->hClcProtoCount; i++)
			{
				if ( !lstrcmpA(pcli->clcProto[i].szProto, ack->szModule))
				{
					pcli->clcProto[i].dwStatus = (WORD) ack->lParam;
					if (pcli->clcProto[i].dwStatus >= ID_STATUS_OFFLINE)
						pcli->pfnTrayIconUpdateBase(pcli->clcProto[i].szProto);
					if ( !ServiceExists("ExtraIcon/Register"))
						if (ExtraImage_ExtraIDToColumnNum(EXTRA_ICON_VISMODE) != -1)
							ExtraImage_SetAllExtraIcons(pcli->hwndContactTree,(HANDLE)NULL);
					return 0;
				}
			}
		}
	}
	else if (ack->type == ACKTYPE_AWAYMSG)
	{
		if (ack->result == ACKRESULT_SUCCESS && ack->lParam) {
			{//Do not change DB if it is IRC protocol
				if (ack->szModule != NULL)
					if (db_get_b(ack->hContact, ack->szModule, "ChatRoom", 0) != 0) return 0;
			}

			db_set_ws(ack->hContact,"CList","StatusMsg",(const TCHAR *)ack->lParam);
			gtaRenewText(ack->hContact);
		}
		else
		{
			//DBDeleteContactSetting(ack->hContact,"CList","StatusMsg");
			//char a = '\0';
			{//Do not change DB if it is IRC protocol
				if (ack->szModule != NULL)
					if (db_get_b(ack->hContact, ack->szModule, "ChatRoom", 0) != 0) return 0;
			}
			if (ack->hContact)
			{
				char * val = db_get_sa(ack->hContact,"CList","StatusMsg");
				if (val) {
					if ( !mir_bool_strcmpi(val,""))
						db_set_s(ack->hContact,"CList","StatusMsg","");
					else
						gtaRenewText(ack->hContact);
					mir_free(val);
				}
			}
			//pcli->pfnClcBroadcast( INTM_STATUSMSGCHANGED,(WPARAM)ack->hContact,&a);
		}
	}
	else if (ack->type == ACKTYPE_AVATAR)
	{
		if (ack->result == ACKRESULT_SUCCESS)
		{
			PROTO_AVATAR_INFORMATIONT *pai = (PROTO_AVATAR_INFORMATIONT*)ack->hProcess;
			if (pai != NULL && pai->hContact != NULL)
				pcli->pfnClcBroadcast( INTM_AVATARCHANGED,(WPARAM)pai->hContact,0);
		}
	}
	else if (ack->type == ACKTYPE_EMAIL) {
		CLUIUnreadEmailCountChanged(0,0);
	}
	return 0;
}


int ClcGetShortData(struct ClcData* pData, struct SHORTDATA *pShortData)
{
	if ( !pData ||  !pShortData) return -1;
	pShortData->hWnd = pData->hWnd;
	pShortData->text_replace_smileys = pData->text_replace_smileys;
	pShortData->text_smiley_height = pData->text_smiley_height;
	pShortData->text_use_protocol_smileys = pData->text_use_protocol_smileys;
	pShortData->contact_time_show_only_if_different = pData->contact_time_show_only_if_different;
	// Second line
	pShortData->second_line_show = pData->second_line_show;
	pShortData->second_line_draw_smileys = pData->second_line_draw_smileys;
	pShortData->second_line_type = pData->second_line_type;

	_tcsncpy(pShortData->second_line_text,pData->second_line_text,TEXT_TEXT_MAX_LENGTH);

	pShortData->second_line_xstatus_has_priority = pData->second_line_xstatus_has_priority;
	pShortData->second_line_show_status_if_no_away = pData->second_line_show_status_if_no_away;
	pShortData->second_line_show_listening_if_no_away = pData->second_line_show_listening_if_no_away;
	pShortData->second_line_use_name_and_message_for_xstatus = pData->second_line_use_name_and_message_for_xstatus;

	pShortData->third_line_show = pData->third_line_show;
	pShortData->third_line_draw_smileys = pData->third_line_draw_smileys;
	pShortData->third_line_type = pData->third_line_type;

	_tcsncpy(pShortData->third_line_text,pData->third_line_text,TEXT_TEXT_MAX_LENGTH);

	pShortData->third_line_xstatus_has_priority = pData->third_line_xstatus_has_priority;
	pShortData->third_line_show_status_if_no_away = pData->third_line_show_status_if_no_away;
	pShortData->third_line_show_listening_if_no_away = pData->third_line_show_listening_if_no_away;
	pShortData->third_line_use_name_and_message_for_xstatus = pData->third_line_use_name_and_message_for_xstatus;

	return 0;
}



int ClcEnterDragToScroll(HWND hwnd, int Y)
{
	struct ClcData * dat;
	if (IsDragToScrollMode) return 0;
	dat = (struct ClcData*)GetWindowLongPtr(hwnd,0);
	if ( !dat) return 0;
	StartDragPos = Y;
	StartScrollPos = dat->yScroll;
	IsDragToScrollMode = 1;
	SetCapture(hwnd);
	return 1;
}


/*
*	Contact list control window procedure
*/
LRESULT CALLBACK cli_ContactListControlWndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{

#define CASE_MSG_RET(msg, handler) case msg: return handler(dat, hwnd, msg, wParam, lParam);

	struct ClcData *dat = (struct ClcData*)GetWindowLongPtr(hwnd,0);

	if (msg >= CLM_FIRST && msg < CLM_LAST)
		return cli_ProcessExternalMessages(hwnd,dat,msg,wParam,lParam);

	switch (msg) {
		CASE_MSG_RET( INTM_GROUPCHANGED,		clcOnIntmGroupChanged			);
		CASE_MSG_RET( INTM_ICONCHANGED,			clcOnIntmIconChanged			);
		CASE_MSG_RET( INTM_AVATARCHANGED,		clcOnIntmAvatarChanged			);
		CASE_MSG_RET( INTM_TIMEZONECHANGED,		clcOnIntmTimeZoneChanged		);
		CASE_MSG_RET( INTM_NAMECHANGED,			clcOnIntmNameChanged			);
		CASE_MSG_RET( INTM_APPARENTMODECHANGED,	clcOnIntmApparentModeChanged	);
		CASE_MSG_RET( INTM_STATUSMSGCHANGED,	clcOnIntmStatusMsgChanged		);
		CASE_MSG_RET( INTM_NOTONLISTCHANGED,	clcOnIntmNotOnListChanged		);
		CASE_MSG_RET( INTM_SCROLLBARCHANGED,	clcOnIntmScrollBarChanged		);
		CASE_MSG_RET( INTM_STATUSCHANGED,		clcOnIntmStatusChanged			);
		CASE_MSG_RET( INTM_RELOADOPTIONS,		clcOnIntmReloadOptions			);

		CASE_MSG_RET( WM_CREATE,		clcOnCreate				);
		CASE_MSG_RET( WM_NCHITTEST,		clcOnHitTest			);
		CASE_MSG_RET( WM_COMMAND,		clcOnCommand			);
		CASE_MSG_RET( WM_SIZE,			clcOnSize				);
		CASE_MSG_RET( WM_CHAR,			clcOnChar				);
		CASE_MSG_RET( WM_PAINT,			clcOnPaint				);
		CASE_MSG_RET( WM_ERASEBKGND,	clcOnEraseBkGround		);
		CASE_MSG_RET( WM_KEYDOWN,		clcOnKeyDown			);
		CASE_MSG_RET( WM_TIMER,			clcOnTimer				);
		CASE_MSG_RET( WM_ACTIVATE,		clcOnActivate			);
		CASE_MSG_RET( WM_SETCURSOR,		clcOnSetCursor			);
		CASE_MSG_RET( WM_LBUTTONDOWN,	clcOnLButtonDown		);
		CASE_MSG_RET( WM_CAPTURECHANGED,clcOnCaptureChanged		);
		CASE_MSG_RET( WM_MOUSEMOVE,		clcOnMouseMove			);
		CASE_MSG_RET( WM_LBUTTONUP,		clcOnLButtonUp			);
		CASE_MSG_RET( WM_LBUTTONDBLCLK,	clcOnLButtonDblClick	);
		CASE_MSG_RET( WM_DESTROY,		clcOnDestroy			);

	default:
		return corecli.pfnContactListControlWndProc(hwnd, msg, wParam, lParam);
	}
	return TRUE;
}