/*

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

Copyright 2000-2004 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.
*/

#include "commonheaders.h"

#define DM_SETAVATARNAME (WM_USER + 10)
#define DM_REALODAVATAR (WM_USER + 11)
#define DM_AVATARCHANGED (WM_USER + 12)
#define DM_PROTOCOLCHANGED (WM_USER + 13)

extern int _DebugPopup(HANDLE hContact, const char *fmt, ...);
extern INT_PTR SetAvatar(WPARAM wParam, LPARAM lParam);
extern OBJLIST<protoPicCacheEntry> g_ProtoPictures;
extern HANDLE hEventChanged;
extern HINSTANCE g_hInst;
extern HICON g_hIcon;

extern int CreateAvatarInCache(HANDLE hContact, struct avatarCacheEntry *ace, char *szProto);
extern INT_PTR ProtectAvatar(WPARAM wParam, LPARAM lParam);
extern int SetAvatarAttribute(HANDLE hContact, DWORD attrib, int mode);
extern int ChangeAvatar(HANDLE hContact, BOOL fLoad, BOOL fNotifyHist = FALSE, int pa_format = 0);
extern void DeleteAvatarFromCache(HANDLE, BOOL);
extern HBITMAP LoadPNG(struct avatarCacheEntry *ace, char *szFilename);
extern HANDLE GetContactThatHaveTheAvatar(HANDLE hContact, int locked = -1);

extern int ProtoServiceExists(const char *szModule,const char *szService);
extern BOOL Proto_IsAvatarsEnabled(const char *proto);
extern BOOL ScreenToClient(HWND hWnd, LPRECT lpRect);

static BOOL dialoginit = TRUE;

struct WindowData {
	HANDLE hContact;
	HANDLE hHook;
};

static void RemoveProtoPic(const char *szProto)
{
	DBDeleteContactSetting(NULL, PPICT_MODULE, szProto);

	if ( szProto == NULL )
		return;

	if ( !lstrcmpA(AVS_DEFAULT, szProto )) {
		for (int i = 0; i < g_ProtoPictures.getCount(); i++) {
			protoPicCacheEntry& p = g_ProtoPictures[i];
			if (p.szProtoname == NULL)
				continue;

			p.clear();
			CreateAvatarInCache(0, &p, ( char* )p.szProtoname);
			NotifyEventHooks(hEventChanged, 0, (LPARAM)&p);
		}
		return;
	}
	
	if (strstr(szProto, "Global avatar for")) {
		char szProtoname[MAX_PATH] = {0};
		lstrcpynA(szProtoname, szProto, lstrlenA(szProto)- lstrlenA("accounts"));
		lstrcpyA(szProtoname, strrchr(szProtoname, ' ') + 1);
		for (int i = 0; i < g_ProtoPictures.getCount(); i++) {
			protoPicCacheEntry& p = g_ProtoPictures[i];

			PROTOACCOUNT* pdescr = (PROTOACCOUNT*)CallService(MS_PROTO_GETACCOUNT, 0, (LPARAM)p.szProtoname);
			if (pdescr == NULL && lstrcmpA(p.szProtoname, szProto))
				continue;
			
			if (!lstrcmpA(p.szProtoname, szProto) || !lstrcmpA(pdescr->szProtoName, szProtoname)) {
				if (p.szProtoname == NULL)
					continue;

				p.clear();
				CreateAvatarInCache(0, &p, ( char* )p.szProtoname);
				NotifyEventHooks( hEventChanged, 0, (LPARAM)&p );
			}
		}
		return;
	}

	for (int i = 0; i < g_ProtoPictures.getCount(); i++) {
		protoPicCacheEntry& p = g_ProtoPictures[i];
		if ( !lstrcmpA( p.szProtoname, szProto )) {
			p.clear();
			NotifyEventHooks( hEventChanged, 0, (LPARAM)&p );
		}
	}
}

static void SetProtoPic(char *szProto)
{
	TCHAR FileName[MAX_PATH];
	OPENFILENAME ofn={0};
	TCHAR filter[256];

	filter[0] = '\0';
	CallService(MS_UTILS_GETBITMAPFILTERSTRINGST, SIZEOF(filter), ( LPARAM )filter);

	ofn.lStructSize = OPENFILENAME_SIZE_VERSION_400;
	ofn.lpstrFilter = filter;
	ofn.hwndOwner=0;
	ofn.lpstrFile = FileName;
	ofn.nMaxFile = MAX_PATH;
	ofn.nMaxFileTitle = MAX_PATH;
	ofn.Flags=OFN_HIDEREADONLY;
	ofn.lpstrInitialDir = _T(".");
	*FileName = '\0';
	ofn.lpstrDefExt = _T("");
	if ( GetOpenFileName( &ofn )) {
		HANDLE hFile;

		if ((hFile = CreateFile(FileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE)
			return;

		CloseHandle(hFile);

		TCHAR szNewPath[MAX_PATH];
		AVS_pathToRelative(FileName, szNewPath);
		DBWriteContactSettingTString(NULL, PPICT_MODULE, szProto, szNewPath);

		if (!lstrcmpA(AVS_DEFAULT, szProto)) {
			for ( int i = 0; i < g_ProtoPictures.getCount(); i++ ) {
				protoPicCacheEntry& p = g_ProtoPictures[i];
				if (lstrlenA(p.szProtoname) != 0) {
					if (p.hbmPic == 0) {
						CreateAvatarInCache(0, &p, ( char* )szProto);
						NotifyEventHooks(hEventChanged, 0, (LPARAM)&p);
					}
				}
			}
		}
		else if (strstr(szProto, "Global avatar for")) {
			char szProtoname[MAX_PATH] = {0};
			lstrcpynA(szProtoname, szProto, lstrlenA(szProto)- lstrlenA("accounts"));
			lstrcpyA(szProtoname, strrchr(szProtoname, ' ') + 1);
			for (int i = 0; i < g_ProtoPictures.getCount(); i++) {
				PROTOACCOUNT* pdescr = (PROTOACCOUNT*)CallService(MS_PROTO_GETACCOUNT, 0, (LPARAM)g_ProtoPictures[i].szProtoname);
				if (pdescr == NULL && lstrcmpA(g_ProtoPictures[i].szProtoname, szProto))
					continue;

				if (!lstrcmpA(g_ProtoPictures[i].szProtoname, szProto) || !lstrcmpA(pdescr->szProtoName, szProtoname)) {
					protoPicCacheEntry& p = g_ProtoPictures[i];
					if (lstrlenA(p.szProtoname) != 0) {
						if (p.hbmPic == 0) {
							CreateAvatarInCache(0, &p, ( char* )szProto);
							NotifyEventHooks(hEventChanged, 0, (LPARAM)&p);
						}
					}
				}
			}
		}
		else {
			for (int i = 0; i < g_ProtoPictures.getCount(); i++) {
				protoPicCacheEntry& p = g_ProtoPictures[i];
				if ( lstrlenA(p.szProtoname) == 0)
					break;

				if (!strcmp(p.szProtoname, szProto) && lstrlenA(p.szProtoname) == lstrlenA(szProto)) {
					if (p.hbmPic != 0) 
						DeleteObject(p.hbmPic);
					ZeroMemory(&p, sizeof(avatarCacheEntry));
					CreateAvatarInCache(0, &p, ( char* )szProto);
					NotifyEventHooks(hEventChanged, 0, (LPARAM)&p );
					break;
				}
			}
		}
	}
}

static char* g_selectedProto;

INT_PTR CALLBACK DlgProcOptionsAvatars(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
	switch (msg) {
	case WM_INITDIALOG:
		TranslateDialogDefault(hwndDlg);

		CheckDlgButton(hwndDlg, IDC_SHOWWARNINGS, DBGetContactSettingByte(0, AVS_MODULE, "warnings", 0));
		CheckDlgButton(hwndDlg, IDC_MAKE_GRAYSCALE, DBGetContactSettingByte(0, AVS_MODULE, "MakeGrayscale", 0));
		CheckDlgButton(hwndDlg, IDC_MAKE_TRANSPARENT_BKG, DBGetContactSettingByte(0, AVS_MODULE, "MakeTransparentBkg", 0));
		CheckDlgButton(hwndDlg, IDC_MAKE_TRANSP_PROPORTIONAL, DBGetContactSettingByte(0, AVS_MODULE, "MakeTransparencyProportionalToColorDiff", 0));

		SendDlgItemMessage(hwndDlg, IDC_BKG_NUM_POINTS_SPIN, UDM_SETRANGE, 0, MAKELONG(8, 2));
		SendDlgItemMessage(hwndDlg, IDC_BKG_NUM_POINTS_SPIN, UDM_SETPOS, 0, (LPARAM)DBGetContactSettingWord(0, AVS_MODULE, "TranspBkgNumPoints", 5));

		SendDlgItemMessage(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN, UDM_SETRANGE, 0, MAKELONG(100, 0));
		SendDlgItemMessage(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN, UDM_SETPOS, 0, (LPARAM)DBGetContactSettingWord(0, AVS_MODULE, "TranspBkgColorDiff", 10));
		{
			BOOL enabled = IsDlgButtonChecked(hwndDlg, IDC_MAKE_TRANSPARENT_BKG);
			EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS_L), enabled);
			EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS_SPIN), enabled);
			EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS), enabled);
			EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_L), enabled);
			EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN), enabled);
			EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE), enabled);
			EnableWindow(GetDlgItem(hwndDlg, IDC_MAKE_TRANSP_PROPORTIONAL), enabled);
		}

		return TRUE;

	case WM_COMMAND:
		if ((LOWORD(wParam) == IDC_BKG_NUM_POINTS || LOWORD(wParam) == IDC_BKG_COLOR_DIFFERENCE)
			&& (HIWORD(wParam) != EN_CHANGE || (HWND) lParam != GetFocus()))
			return FALSE;
		SendMessage(GetParent(hwndDlg), PSM_CHANGED, 0, 0);
		break;

	case WM_NOTIFY:
		switch (((LPNMHDR) lParam)->idFrom) {
		case IDC_MAKE_TRANSPARENT_BKG:
			{
				BOOL transp_enabled = IsDlgButtonChecked(hwndDlg, IDC_MAKE_TRANSPARENT_BKG);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS_L), transp_enabled);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS_SPIN), transp_enabled);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS), transp_enabled);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_L), transp_enabled);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN), transp_enabled);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE), transp_enabled);
				EnableWindow(GetDlgItem(hwndDlg, IDC_MAKE_TRANSP_PROPORTIONAL), transp_enabled);
				break;
			}
		case 0:
			switch (((LPNMHDR) lParam)->code) {
			case PSN_APPLY:
				DBWriteContactSettingByte(NULL, AVS_MODULE, "warnings", IsDlgButtonChecked(hwndDlg, IDC_SHOWWARNINGS) ? 1 : 0);
				DBWriteContactSettingByte(NULL, AVS_MODULE, "MakeGrayscale", IsDlgButtonChecked(hwndDlg, IDC_MAKE_GRAYSCALE) ? 1 : 0);
				DBWriteContactSettingByte(NULL, AVS_MODULE, "MakeTransparentBkg", IsDlgButtonChecked(hwndDlg, IDC_MAKE_TRANSPARENT_BKG) ? 1 : 0);
				DBWriteContactSettingByte(NULL, AVS_MODULE, "MakeTransparencyProportionalToColorDiff", IsDlgButtonChecked(hwndDlg, IDC_MAKE_TRANSP_PROPORTIONAL) ? 1 : 0);
				DBWriteContactSettingWord(NULL, AVS_MODULE, "TranspBkgNumPoints", (WORD) SendDlgItemMessage(hwndDlg, IDC_BKG_NUM_POINTS_SPIN, UDM_GETPOS, 0, 0));
				DBWriteContactSettingWord(NULL, AVS_MODULE, "TranspBkgColorDiff", (WORD) SendDlgItemMessage(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN, UDM_GETPOS, 0, 0));
		}	}
		break;
	}
	return FALSE;
}

INT_PTR CALLBACK DlgProcOptionsOwn(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
	switch (msg) {
	case WM_INITDIALOG:
		TranslateDialogDefault(hwndDlg);

		CheckDlgButton(hwndDlg, IDC_MAKE_MY_AVATARS_TRANSP, DBGetContactSettingByte(0, AVS_MODULE, "MakeMyAvatarsTransparent", 0));
		CheckDlgButton(hwndDlg, IDC_SET_MAKE_SQUARE, DBGetContactSettingByte(0, AVS_MODULE, "SetAllwaysMakeSquare", 0));

		return TRUE;

	case WM_COMMAND:
		SendMessage(GetParent(hwndDlg), PSM_CHANGED, 0, 0);
		break;

	case WM_NOTIFY:
		switch (((LPNMHDR) lParam)->idFrom) {
		case 0:
			switch (((LPNMHDR) lParam)->code) {
			case PSN_APPLY:
				DBWriteContactSettingByte(NULL, AVS_MODULE, "MakeMyAvatarsTransparent", IsDlgButtonChecked(hwndDlg, IDC_MAKE_MY_AVATARS_TRANSP) ? 1 : 0);
				DBWriteContactSettingByte(NULL, AVS_MODULE, "SetAllwaysMakeSquare", IsDlgButtonChecked(hwndDlg, IDC_SET_MAKE_SQUARE) ? 1 : 0);
		}	}
		break;
	}
	return FALSE;
}

static char* GetProtoFromList(HWND hwndDlg, int iItem)
{
	LVITEM item;
	item.mask = LVIF_PARAM;
	item.iItem = iItem;
	if ( !ListView_GetItem( GetDlgItem(hwndDlg, IDC_PROTOCOLS), &item ))
		return NULL;

	protoPicCacheEntry* pce = ( protoPicCacheEntry* )item.lParam;
	return ( pce == NULL ) ? NULL : pce->szProtoname;
}

INT_PTR CALLBACK DlgProcOptionsProtos(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
	HWND hwndList = GetDlgItem(hwndDlg, IDC_PROTOCOLS);
	HWND hwndChoosePic = GetDlgItem(hwndDlg, IDC_SETPROTOPIC);
	HWND hwndRemovePic = GetDlgItem(hwndDlg, IDC_REMOVEPROTOPIC);

	switch (msg) {
	case WM_INITDIALOG:
		{
			LVITEM item = {0};
			LVCOLUMN lvc = {0};
			UINT64 newItem = 0;

			dialoginit = TRUE;
			TranslateDialogDefault(hwndDlg);
			ListView_SetExtendedListViewStyle(hwndList, LVS_EX_CHECKBOXES);
			lvc.mask = LVCF_FMT;
			lvc.fmt = LVCFMT_IMAGE | LVCFMT_LEFT;
			ListView_InsertColumn(hwndList, 0, &lvc);

			item.mask = LVIF_TEXT | LVIF_PARAM;
			item.iItem = 1000;
			for (int i = 0; i < g_ProtoPictures.getCount(); i++ ) {
				item.lParam = ( LPARAM )&g_ProtoPictures[i];
				item.pszText = g_ProtoPictures[i].tszAccName;
				newItem = ListView_InsertItem(hwndList, &item);
				if (newItem >= 0)
					ListView_SetCheckState(hwndList, newItem, 
						DBGetContactSettingByte(NULL, AVS_MODULE, g_ProtoPictures[i].szProtoname, 1) ? TRUE : FALSE);
			}
			ListView_SetColumnWidth(hwndList, 0, LVSCW_AUTOSIZE);
			ListView_Arrange(hwndList, LVA_ALIGNLEFT | LVA_ALIGNTOP);
			EnableWindow(hwndChoosePic, FALSE);
			EnableWindow(hwndRemovePic, FALSE);

			dialoginit = FALSE;
		}
		return TRUE;

	case WM_COMMAND:
		switch(LOWORD(wParam)) {
		case IDC_SETPROTOPIC:
		case IDC_REMOVEPROTOPIC:
			{
				int iItem = ListView_GetSelectionMark(hwndList);
				char* szProto = GetProtoFromList(hwndDlg, iItem);
				if ( szProto ) {
					if (LOWORD(wParam) == IDC_SETPROTOPIC)
						SetProtoPic( szProto );
					else
						RemoveProtoPic( szProto );

					NMHDR nm = { hwndList, IDC_PROTOCOLS, NM_CLICK };
					SendMessage(hwndDlg, WM_NOTIFY, 0, (LPARAM)&nm);
				}
				break;
			}
		}
		break;
	
	case WM_DRAWITEM:
		{
			LPDRAWITEMSTRUCT dis = (LPDRAWITEMSTRUCT) lParam;

			if (dis->CtlType == ODT_BUTTON && dis->CtlID == IDC_PROTOPIC) {
				AVATARDRAWREQUEST avdrq = {0};
				avdrq.cbSize = sizeof(avdrq);
				avdrq.hTargetDC = dis->hDC;
				avdrq.dwFlags |= AVDRQ_PROTOPICT;
				avdrq.szProto = g_selectedProto;
				GetClientRect(GetDlgItem(hwndDlg, IDC_PROTOPIC), &avdrq.rcDraw);
				CallService(MS_AV_DRAWAVATAR, 0, (LPARAM)&avdrq);
			}
			return TRUE;
		}

	case WM_NOTIFY:
		if (dialoginit)
			break;

		switch (((LPNMHDR) lParam)->idFrom) {
		case IDC_PROTOCOLS:
			switch (((LPNMHDR) lParam)->code) {
			case LVN_KEYDOWN:
				{
					NMLVKEYDOWN* ptkd = (NMLVKEYDOWN*)lParam;
					if (ptkd&&ptkd->wVKey==VK_SPACE&&ListView_GetSelectedCount(ptkd->hdr.hwndFrom)==1)
						SendMessage(GetParent(hwndDlg), PSM_CHANGED, 0, 0);
				}
				break;
			case LVN_ITEMCHANGED:
				{
					NMLISTVIEW *nmlv = (NMLISTVIEW *)lParam;						
					if (IsWindowVisible(GetDlgItem(hwndDlg, IDC_PROTOCOLS)) && ((nmlv->uNewState ^ nmlv->uOldState) & LVIS_STATEIMAGEMASK))
						SendMessage(GetParent(hwndDlg), PSM_CHANGED, 0, 0);
				}
				break;
			case NM_CLICK:
				{
					EnableWindow(hwndChoosePic, TRUE);
					EnableWindow(hwndRemovePic, TRUE);

					int iItem = ListView_GetSelectionMark(hwndList);
					g_selectedProto = GetProtoFromList(hwndDlg, iItem);
					if ( g_selectedProto ) {
						DBVARIANT dbv = {0};
						if (!DBGetContactSettingTString(NULL, PPICT_MODULE, g_selectedProto, &dbv)) 
						{
							if (!AVS_pathIsAbsolute(dbv.ptszVal))
							{
								TCHAR szFinalPath[MAX_PATH];
								mir_sntprintf(szFinalPath, SIZEOF(szFinalPath), _T("%%miranda_path%%\\%s"), dbv.ptszVal);
								SetDlgItemText(hwndDlg, IDC_PROTOAVATARNAME, szFinalPath);
							}
							else SetDlgItemText(hwndDlg, IDC_PROTOAVATARNAME, dbv.ptszVal);

							InvalidateRect(GetDlgItem(hwndDlg, IDC_PROTOPIC), NULL, TRUE);
							DBFreeVariant(&dbv);
						}
						else {
							SetWindowText(GetDlgItem(hwndDlg, IDC_PROTOAVATARNAME), _T(""));
							InvalidateRect(GetDlgItem(hwndDlg, IDC_PROTOPIC), NULL, TRUE);
						}
					}
					break;
				}
			}
			break;
		case 0:
			switch (((LPNMHDR) lParam)->code) {
			case PSN_APPLY:
				{
					for (int i = 0; i < ListView_GetItemCount(hwndList); i++) {
						char *szProto = GetProtoFromList(hwndDlg, i);

						BOOL oldVal = DBGetContactSettingByte(NULL, AVS_MODULE, szProto, 1);
						BOOL newVal = ListView_GetCheckState(hwndList, i);

						if (oldVal && !newVal)
						{
							HANDLE hContact = (HANDLE) CallService(MS_DB_CONTACT_FINDFIRST, 0, 0);
							while (hContact != NULL) 
							{
								char* szContactProto = (char*) CallService(MS_PROTO_GETCONTACTBASEPROTO, (WPARAM) hContact, 0);
								if (szContactProto != NULL && !strcmp(szContactProto, szProto)) 
									DeleteAvatarFromCache(hContact, TRUE);

								hContact = (HANDLE) CallService(MS_DB_CONTACT_FINDNEXT, (WPARAM) hContact, 0);
							}
						}

						if (newVal)
							DBWriteContactSettingByte(NULL, AVS_MODULE, szProto, 1);
						else
							DBWriteContactSettingByte(NULL, AVS_MODULE, szProto, 0);
					}
				}
			}
		}
		break;
	}
	return FALSE;
}

void LoadTransparentData(HWND hwndDlg, HANDLE hContact)
{
	CheckDlgButton(hwndDlg, IDC_MAKETRANSPBKG, DBGetContactSettingByte(hContact, "ContactPhoto", "MakeTransparentBkg", DBGetContactSettingByte(0, AVS_MODULE, "MakeTransparentBkg", 0)));
	SendDlgItemMessage(hwndDlg, IDC_BKG_NUM_POINTS_SPIN, UDM_SETPOS, 0, (LPARAM)DBGetContactSettingWord(hContact, "ContactPhoto", "TranspBkgNumPoints", DBGetContactSettingWord(0, AVS_MODULE, "TranspBkgNumPoints", 5)));
	SendDlgItemMessage(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN, UDM_SETPOS, 0, (LPARAM)DBGetContactSettingWord(hContact, "ContactPhoto", "TranspBkgColorDiff", DBGetContactSettingWord(0, AVS_MODULE, "TranspBkgColorDiff", 10)));

	BOOL transp_enabled = IsDlgButtonChecked(hwndDlg, IDC_MAKETRANSPBKG);
	EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS_L), transp_enabled);
	EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS_SPIN), transp_enabled);
	EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS), transp_enabled);
	EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_L), transp_enabled);
	EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN), transp_enabled);
	EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE), transp_enabled);
}

void SaveTransparentData(HWND hwndDlg, HANDLE hContact)
{
	BOOL transp = IsDlgButtonChecked(hwndDlg, IDC_MAKETRANSPBKG);
	if (DBGetContactSettingByte(0, AVS_MODULE, "MakeTransparentBkg", 0) == transp)
		DBDeleteContactSetting(hContact, "ContactPhoto", "MakeTransparentBkg");
	else
		DBWriteContactSettingByte(hContact, "ContactPhoto", "MakeTransparentBkg", transp);

	WORD tmp = (WORD) SendDlgItemMessage(hwndDlg, IDC_BKG_NUM_POINTS_SPIN, UDM_GETPOS, 0, 0);
	if (DBGetContactSettingWord(0, AVS_MODULE, "TranspBkgNumPoints", 5) == tmp)
		DBDeleteContactSetting(hContact, "ContactPhoto", "TranspBkgNumPoints");
	else
		DBWriteContactSettingWord(hContact, "ContactPhoto", "TranspBkgNumPoints", tmp);

	tmp = (WORD) SendDlgItemMessage(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN, UDM_GETPOS, 0, 0);
	if (DBGetContactSettingWord(0, AVS_MODULE, "TranspBkgColorDiff", 10) == tmp)
		DBDeleteContactSetting(hContact, "ContactPhoto", "TranspBkgColorDiff");
	else
		DBWriteContactSettingWord(hContact, "ContactPhoto", "TranspBkgColorDiff", tmp);
}

void SaveTransparentData(HWND hwndDlg, HANDLE hContact, BOOL locked)
{
	SaveTransparentData(hwndDlg, hContact);

	HANDLE tmp = GetContactThatHaveTheAvatar(hContact, locked);
	if (tmp != hContact)
		SaveTransparentData(hwndDlg, tmp);
}

INT_PTR CALLBACK DlgProcAvatarOptions(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
	HANDLE hContact;
	struct WindowData *dat = (struct WindowData *)GetWindowLongPtr(hwndDlg, GWLP_USERDATA);

	if (dat)
		hContact = dat->hContact;

	switch(msg) {
	case WM_INITDIALOG:
		{
			TCHAR szTitle[512];
			TCHAR *szNick = NULL;
			struct WindowData *dat = (struct WindowData *)malloc(sizeof(struct WindowData));

			if (dat)
				dat->hContact = (HANDLE)lParam;

			SetWindowLongPtr(hwndDlg, GWLP_USERDATA, (LONG_PTR)dat);
			hContact = (HANDLE)lParam;
			TranslateDialogDefault(hwndDlg);
			if (hContact) {
				szNick = (TCHAR *)CallService(MS_CLIST_GETCONTACTDISPLAYNAME, (WPARAM)hContact, GCDNF_TCHAR);
				mir_sntprintf(szTitle, 500, TranslateT("Set avatar options for %s"), szNick);
				SetWindowText(hwndDlg, szTitle);
			}
			SendMessage(hwndDlg, DM_SETAVATARNAME, 0, 0);
			ShowWindow(hwndDlg, SW_SHOWNORMAL);
			InvalidateRect(GetDlgItem(hwndDlg, IDC_PROTOPIC), NULL, FALSE);
			CheckDlgButton(hwndDlg, IDC_PROTECTAVATAR, DBGetContactSettingByte(hContact, "ContactPhoto", "Locked", 0) ? TRUE : FALSE);
			CheckDlgButton(hwndDlg, IDC_HIDEAVATAR, DBGetContactSettingByte(hContact, "ContactPhoto", "Hidden", 0) ? TRUE : FALSE);

			SendDlgItemMessage(hwndDlg, IDC_BKG_NUM_POINTS_SPIN, UDM_SETBUDDY, (WPARAM)GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS), 0);
			SendDlgItemMessage(hwndDlg, IDC_BKG_NUM_POINTS_SPIN, UDM_SETRANGE, 0, MAKELONG(8, 2));

			SendDlgItemMessage(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN, UDM_SETBUDDY, (WPARAM)GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE), 0);
			SendDlgItemMessage(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN, UDM_SETRANGE, 0, MAKELONG(100, 0));

			LoadTransparentData(hwndDlg, GetContactThatHaveTheAvatar(hContact));
			dat->hHook = HookEventMessage(ME_AV_AVATARCHANGED, hwndDlg, DM_AVATARCHANGED);
			SendMessage(hwndDlg, WM_SETICON, IMAGE_ICON, (LPARAM)g_hIcon);
		}
		return TRUE;

	case WM_COMMAND:
		switch(LOWORD(wParam)) {
		case ID_USE_DEFAULTS:
			hContact = GetContactThatHaveTheAvatar(hContact);

			DBDeleteContactSetting(hContact, "ContactPhoto", "MakeTransparentBkg");
			DBDeleteContactSetting(hContact, "ContactPhoto", "TranspBkgNumPoints");
			DBDeleteContactSetting(hContact, "ContactPhoto", "TranspBkgColorDiff");

			LoadTransparentData(hwndDlg, hContact);

			SendMessage(hwndDlg, DM_REALODAVATAR, 0, 0);
			break;

		case IDOK:
			{
				BOOL locked = IsDlgButtonChecked(hwndDlg, IDC_PROTECTAVATAR);
				int hidden = IsDlgButtonChecked(hwndDlg, IDC_HIDEAVATAR) ? 1 : 0;
				SetAvatarAttribute(hContact, AVS_HIDEONCLIST, hidden);
				if (hidden != DBGetContactSettingByte(hContact, "ContactPhoto", "Hidden", 0))
					DBWriteContactSettingByte(hContact, "ContactPhoto", "Hidden", hidden);

				if (!locked && DBGetContactSettingByte(hContact, "ContactPhoto", "NeedUpdate", 0))
					QueueAdd(hContact);

				// Continue to the cancel handle
			}

		case IDCANCEL:
			DestroyWindow(hwndDlg);
			break;

		case IDC_PROTECTAVATAR:
			{
				BOOL locked = IsDlgButtonChecked(hwndDlg, IDC_PROTECTAVATAR);
				ProtectAvatar((WPARAM)hContact, locked ? 1 : 0);
			}
			break;

		case IDC_CHANGE:
			SetAvatar((WPARAM)hContact, 0);
			SendMessage(hwndDlg, DM_SETAVATARNAME, 0, 0);
			CheckDlgButton(hwndDlg, IDC_PROTECTAVATAR, DBGetContactSettingByte(hContact, "ContactPhoto", "Locked", 0) ? TRUE : FALSE);
			break;

		case IDC_BKG_NUM_POINTS:
		case IDC_BKG_COLOR_DIFFERENCE:
			if (HIWORD(wParam)!=EN_CHANGE || (HWND)lParam!=GetFocus())
				break;

		case IDC_MAKETRANSPBKG:
			{
				BOOL enable = IsDlgButtonChecked(hwndDlg, IDC_MAKETRANSPBKG);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS_L), enable);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS_SPIN), enable);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS), enable);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_L), enable);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN), enable);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE), enable);

				SendMessage(hwndDlg, DM_REALODAVATAR, 0, 0);
			}
			break;

		case IDC_RESET:
			{
				char *szProto = ( char* )CallService(MS_PROTO_GETCONTACTBASEPROTO, (WPARAM)hContact, 0);
				DBVARIANT dbv = {0};

				ProtectAvatar((WPARAM)hContact, 0);
				if (MessageBox(0, TranslateT("Delete picture file from disk (may be necessary to force a reload, but will delete local pictures)?"), TranslateT("Reset contact picture"), MB_YESNO) == IDYES) {
					if (!DBGetContactSettingTString(hContact, "ContactPhoto", "File", &dbv)) {
						DeleteFile(dbv.ptszVal);
						DBFreeVariant(&dbv);
					}
				}
				DBDeleteContactSetting(hContact, "ContactPhoto", "Locked");
				DBDeleteContactSetting(hContact, "ContactPhoto", "Backup");
				DBDeleteContactSetting(hContact, "ContactPhoto", "RFile");
				DBDeleteContactSetting(hContact, "ContactPhoto", "File");
				DBDeleteContactSetting(hContact, "ContactPhoto", "Format");
				DBDeleteContactSetting(hContact, szProto, "AvatarHash");
				DBDeleteContactSetting(hContact, szProto, "AvatarSaved");
				DeleteAvatarFromCache(hContact, FALSE);

				QueueAdd(hContact);

				DestroyWindow(hwndDlg);
			}
			break;

		case IDC_DELETE:
			{
				DBVARIANT dbv = {0};
				ProtectAvatar((WPARAM)hContact, 0);
				if (MessageBox(0, TranslateT("Delete picture file from disk (may be necessary to force a reload, but will delete local pictures)?"), TranslateT("Reset contact picture"), MB_YESNO) == IDYES) {
					if (!DBGetContactSettingTString(hContact, "ContactPhoto", "File", &dbv)) {
						DeleteFile(dbv.ptszVal);
						DBFreeVariant(&dbv);
					}
				}
				DBDeleteContactSetting(hContact, "ContactPhoto", "Locked");
				DBDeleteContactSetting(hContact, "ContactPhoto", "Backup");
				DBDeleteContactSetting(hContact, "ContactPhoto", "RFile");
				DBDeleteContactSetting(hContact, "ContactPhoto", "File");
				DBDeleteContactSetting(hContact, "ContactPhoto", "Format");
				DeleteAvatarFromCache(hContact, FALSE);
				SendMessage(hwndDlg, DM_SETAVATARNAME, 0, 0);
				InvalidateRect(GetDlgItem(hwndDlg, IDC_PROTOPIC), NULL, TRUE);
				break;
			}
		}
		break;

	case WM_DRAWITEM:
		{
			LPDRAWITEMSTRUCT dis = (LPDRAWITEMSTRUCT) lParam;

			if (dis->CtlType == ODT_BUTTON && dis->CtlID == IDC_PROTOPIC) {
				AVATARDRAWREQUEST avdrq = {0};
				GetClientRect(GetDlgItem(hwndDlg, IDC_PROTOPIC), &avdrq.rcDraw);

				FillRect(dis->hDC, &avdrq.rcDraw, GetSysColorBrush(COLOR_BTNFACE));

				avdrq.hContact = hContact;
				avdrq.cbSize = sizeof(avdrq);
				avdrq.hTargetDC = dis->hDC;
				avdrq.dwFlags |= AVDRQ_DRAWBORDER;
				avdrq.clrBorder = GetSysColor(COLOR_BTNTEXT);
				avdrq.radius = 6;
				if (!CallService(MS_AV_DRAWAVATAR, 0, (LPARAM)&avdrq)) 
				{
					// Get text rectangle
					RECT rc = avdrq.rcDraw;
					rc.top += 10;
					rc.bottom -= 10;
					rc.left += 10;
					rc.right -= 10;

					// Calc text size
					RECT rc_ret = rc;
					DrawText(dis->hDC, TranslateT("Contact has no avatar"), -1, &rc_ret, 
						DT_WORDBREAK | DT_NOPREFIX | DT_CENTER | DT_CALCRECT);

					// Calc needed size
					rc.top += ((rc.bottom - rc.top) - (rc_ret.bottom - rc_ret.top)) / 2;
					rc.bottom = rc.top + (rc_ret.bottom - rc_ret.top);
					DrawText(dis->hDC, TranslateT("Contact has no avatar"), -1, &rc, 
						DT_WORDBREAK | DT_NOPREFIX | DT_CENTER);
				}

				FrameRect(dis->hDC, &avdrq.rcDraw, GetSysColorBrush(COLOR_BTNSHADOW));
			}
			return TRUE;
		}
	case DM_SETAVATARNAME:
		{
			TCHAR szFinalName[MAX_PATH];
			DBVARIANT dbv = {0};
			BYTE is_locked = DBGetContactSettingByte(hContact, "ContactPhoto", "Locked", 0);

			szFinalName[0] = 0;

			if (is_locked && !DBGetContactSettingTString(hContact, "ContactPhoto", "Backup", &dbv)) {
				AVS_pathToAbsolute(dbv.ptszVal, szFinalName);
				DBFreeVariant(&dbv);
			}
			else if (!DBGetContactSettingTString(hContact, "ContactPhoto", "RFile", &dbv)) {
				AVS_pathToAbsolute(dbv.ptszVal, szFinalName);
				DBFreeVariant(&dbv);
			}
			else if (!DBGetContactSettingTString(hContact, "ContactPhoto", "File", &dbv)) {
				AVS_pathToAbsolute(dbv.ptszVal, szFinalName);
				DBFreeVariant(&dbv);
			}
			szFinalName[MAX_PATH - 1] = 0;
			SetDlgItemText(hwndDlg, IDC_AVATARNAME, szFinalName);
			break;
		}

	case DM_REALODAVATAR:
		SaveTransparentData(hwndDlg, hContact, IsDlgButtonChecked(hwndDlg, IDC_PROTECTAVATAR));
		ChangeAvatar(hContact, TRUE);
		InvalidateRect(GetDlgItem(hwndDlg, IDC_PROTOPIC), NULL, TRUE);
		break;

	case DM_AVATARCHANGED:
		InvalidateRect(GetDlgItem(hwndDlg, IDC_PROTOPIC), NULL, TRUE);
		break;

	case WM_NCDESTROY:
		if (dat) {
			UnhookEvent(dat->hHook);
			free(dat);
		}
		SetWindowLongPtr(hwndDlg, GWLP_USERDATA, 0);
		break;
	}
	return FALSE;
}

INT_PTR CALLBACK DlgProcAvatarUserInfo(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
	HANDLE hContact;
	struct WindowData *dat = (struct WindowData *)GetWindowLongPtr(hwndDlg, GWLP_USERDATA);

	if (dat)
		hContact = dat->hContact;

	switch(msg) {
	case WM_INITDIALOG:
		{
			dat = (struct WindowData *) malloc(sizeof(struct WindowData));
			if (dat == NULL)
				return FALSE;
			dat->hContact = (HANDLE)lParam;

			HWND protopic = GetDlgItem(hwndDlg, IDC_PROTOPIC);
			SendMessage(protopic, AVATAR_SETCONTACT, 0, (LPARAM) dat->hContact);
			SendMessage(protopic, AVATAR_SETAVATARBORDERCOLOR, 0, (LPARAM) GetSysColor(COLOR_BTNSHADOW));
			SendMessage(protopic, AVATAR_SETNOAVATARTEXT, 0, (LPARAM) LPGENT("Contact has no avatar"));
			SendMessage(protopic, AVATAR_RESPECTHIDDEN, 0, (LPARAM) FALSE);
			SendMessage(protopic, AVATAR_SETRESIZEIFSMALLER, 0, (LPARAM) FALSE);

			SetWindowLongPtr(hwndDlg, GWLP_USERDATA, (LONG_PTR)dat);
			hContact = (HANDLE)lParam;
			TranslateDialogDefault(hwndDlg);
			SendMessage(hwndDlg, DM_SETAVATARNAME, 0, 0);
			CheckDlgButton(hwndDlg, IDC_PROTECTAVATAR, DBGetContactSettingByte(hContact, "ContactPhoto", "Locked", 0) ? TRUE : FALSE);
			CheckDlgButton(hwndDlg, IDC_HIDEAVATAR, DBGetContactSettingByte(hContact, "ContactPhoto", "Hidden", 0) ? TRUE : FALSE);

			SendDlgItemMessage(hwndDlg, IDC_BKG_NUM_POINTS_SPIN, UDM_SETBUDDY, (WPARAM)GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS), 0);
			SendDlgItemMessage(hwndDlg, IDC_BKG_NUM_POINTS_SPIN, UDM_SETRANGE, 0, MAKELONG(8, 2));

			SendDlgItemMessage(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN, UDM_SETBUDDY, (WPARAM)GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE), 0);
			SendDlgItemMessage(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN, UDM_SETRANGE, 0, MAKELONG(100, 0));

			LoadTransparentData(hwndDlg, GetContactThatHaveTheAvatar(hContact));
		}
		break;

	case WM_COMMAND:
		switch(LOWORD(wParam)) {
		case ID_USE_DEFAULTS:
			hContact = GetContactThatHaveTheAvatar(hContact);

			DBDeleteContactSetting(hContact, "ContactPhoto", "MakeTransparentBkg");
			DBDeleteContactSetting(hContact, "ContactPhoto", "TranspBkgNumPoints");
			DBDeleteContactSetting(hContact, "ContactPhoto", "TranspBkgColorDiff");

			LoadTransparentData(hwndDlg, hContact);

			SendMessage(hwndDlg, DM_REALODAVATAR, 0, 0);
			break;

		case IDC_CHANGE:
			SetAvatar((WPARAM)hContact, 0);
			SendMessage(hwndDlg, DM_SETAVATARNAME, 0, 0);
			CheckDlgButton(hwndDlg, IDC_PROTECTAVATAR, DBGetContactSettingByte(hContact, "ContactPhoto", "Locked", 0) ? TRUE : FALSE);
			break;

		case IDC_HIDEAVATAR:
			{
				int hidden = IsDlgButtonChecked(hwndDlg, IDC_HIDEAVATAR) ? 1 : 0;
				SetAvatarAttribute(hContact, AVS_HIDEONCLIST, hidden);
				if (hidden != DBGetContactSettingByte(hContact, "ContactPhoto", "Hidden", 0))
					DBWriteContactSettingByte(hContact, "ContactPhoto", "Hidden", hidden);
				break;
			}

		case IDC_PROTECTAVATAR:
			{
				BOOL locked = IsDlgButtonChecked(hwndDlg, IDC_PROTECTAVATAR);
				SaveTransparentData(hwndDlg, hContact, locked);
				ProtectAvatar((WPARAM)hContact, locked ? 1 : 0);

				break;
			}
		case IDC_BKG_NUM_POINTS:
		case IDC_BKG_COLOR_DIFFERENCE:
			if (HIWORD(wParam)!=EN_CHANGE || (HWND)lParam!=GetFocus())
				break;
		case IDC_MAKETRANSPBKG:
			{
				BOOL enable = IsDlgButtonChecked(hwndDlg, IDC_MAKETRANSPBKG);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS_L), enable);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS_SPIN), enable);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_NUM_POINTS), enable);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_L), enable);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE_SPIN), enable);
				EnableWindow(GetDlgItem(hwndDlg, IDC_BKG_COLOR_DIFFERENCE), enable);

				SendMessage(hwndDlg, DM_REALODAVATAR, 0, 0);
				break;
			}
		case IDC_RESET:
			{
				char *szProto = ( char* )CallService(MS_PROTO_GETCONTACTBASEPROTO, (WPARAM)hContact, 0);
				DBVARIANT dbv = {0};

				ProtectAvatar((WPARAM)hContact, 0);
				if (MessageBox(0, TranslateT("Delete picture file from disk (may be necessary to force a reload, but will delete local pictures)?"), TranslateT("Reset contact picture"), MB_YESNO) == IDYES) {
					if (!DBGetContactSettingTString(hContact, "ContactPhoto", "File", &dbv)) {
						DeleteFile(dbv.ptszVal);
						DBFreeVariant(&dbv);
					}
				}
				DBDeleteContactSetting(hContact, "ContactPhoto", "Locked");
				DBDeleteContactSetting(hContact, "ContactPhoto", "Backup");
				DBDeleteContactSetting(hContact, "ContactPhoto", "RFile");
				DBDeleteContactSetting(hContact, "ContactPhoto", "File");
				DBDeleteContactSetting(hContact, "ContactPhoto", "Format");
				DBDeleteContactSetting(hContact, szProto, "AvatarHash");
				DBDeleteContactSetting(hContact, szProto, "AvatarSaved");
				DeleteAvatarFromCache(hContact, FALSE);

				QueueAdd(hContact);
				break;
			}
		case IDC_DELETE:
			{
				DBVARIANT dbv = {0};

				ProtectAvatar((WPARAM)hContact, 0);
				if (MessageBox(0, TranslateT("Delete picture file from disk (may be necessary to force a reload, but will delete local pictures)?"), TranslateT("Reset contact picture"), MB_YESNO) == IDYES) {
					if (!DBGetContactSettingTString(hContact, "ContactPhoto", "File", &dbv)) {
						DeleteFile(dbv.ptszVal);
						DBFreeVariant(&dbv);
					}
				}
				DBDeleteContactSetting(hContact, "ContactPhoto", "Locked");
				DBDeleteContactSetting(hContact, "ContactPhoto", "Backup");
				DBDeleteContactSetting(hContact, "ContactPhoto", "RFile");
				DBDeleteContactSetting(hContact, "ContactPhoto", "File");
				DBDeleteContactSetting(hContact, "ContactPhoto", "Format");
				DeleteAvatarFromCache(hContact, FALSE);
				SendMessage(hwndDlg, DM_SETAVATARNAME, 0, 0);
				break;
			}
		}
		break;

	case DM_REALODAVATAR:
		SaveTransparentData(hwndDlg, hContact, IsDlgButtonChecked(hwndDlg, IDC_PROTECTAVATAR));
		ChangeAvatar(hContact, TRUE);
		break;

	case WM_NCDESTROY:
		if (dat)
			free(dat);
		SetWindowLongPtr(hwndDlg, GWLP_USERDATA, 0);
		break;
	}
	return FALSE;
}

static char * GetSelectedProtocol(HWND hwndDlg)
{
	HWND hwndList = GetDlgItem(hwndDlg, IDC_PROTOCOLS);

	// Get selection
	int iItem = ListView_GetSelectionMark(hwndList);
	if (iItem < 0)
		return NULL;

	// Get protocol name
	LVITEM item = {0};
	item.mask = LVIF_PARAM;
	item.iItem = iItem;
	SendMessage(hwndList, LVM_GETITEMA, 0, (LPARAM)&item);
	return ( char* ) item.lParam;
}

static void EnableDisableControls(HWND hwndDlg, char *proto)
{
	if (IsDlgButtonChecked(hwndDlg, IDC_PER_PROTO))
	{
		if (proto == NULL)
		{
			EnableWindow(GetDlgItem(hwndDlg, IDC_CHANGE), FALSE);
			EnableWindow(GetDlgItem(hwndDlg, IDC_DELETE), FALSE);
		}
		else
		{
			if (!ProtoServiceExists(proto, PS_SETMYAVATAR))
			{
				EnableWindow(GetDlgItem(hwndDlg, IDC_CHANGE), FALSE);
				EnableWindow(GetDlgItem(hwndDlg, IDC_DELETE), FALSE);
			}
			else
			{
				EnableWindow(GetDlgItem(hwndDlg, IDC_CHANGE), TRUE);

				int width, height;
				SendDlgItemMessage(hwndDlg, IDC_PROTOPIC, AVATAR_GETUSEDSPACE, (WPARAM) &width, (LPARAM) &height);
				EnableWindow(GetDlgItem(hwndDlg, IDC_DELETE), (LPARAM) width != 0 || height != 0);
			}
		}
	}
	else
	{
		EnableWindow(GetDlgItem(hwndDlg, IDC_CHANGE), TRUE);

		if (DBGetContactSettingByte(NULL, AVS_MODULE, "GlobalUserAvatarNotConsistent", 1))
		{
			EnableWindow(GetDlgItem(hwndDlg, IDC_DELETE), TRUE);
		}
		else
		{
			int width, height;
			SendDlgItemMessage(hwndDlg, IDC_PROTOPIC, AVATAR_GETUSEDSPACE, (WPARAM) &width, (LPARAM) &height);
			EnableWindow(GetDlgItem(hwndDlg, IDC_DELETE), (LPARAM) width != 0 || height != 0);
		}
	}
}

static void OffsetWindow(HWND parent, HWND hwnd, int dx, int dy)
{
	RECT rc;
	GetWindowRect(hwnd, &rc);
	ScreenToClient(parent, &rc);
	OffsetRect(&rc, dx, dy);
	MoveWindow(hwnd, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, TRUE);
}

static void EnableDisableProtocols(HWND hwndDlg, BOOL init)
{
	int diff = 147; // Pre-calc
	BOOL perProto = IsDlgButtonChecked(hwndDlg, IDC_PER_PROTO);
	HWND hwndList = GetDlgItem(hwndDlg, IDC_PROTOCOLS);

	if (perProto)
	{
		if (!init && !IsWindowVisible(hwndList))
		{
			// Show list of protocols
			ShowWindow(hwndList, SW_SHOW);

			// Move controls
			OffsetWindow(hwndDlg, GetDlgItem(hwndDlg, IDC_PROTOPIC), diff, 0);
			OffsetWindow(hwndDlg, GetDlgItem(hwndDlg, IDC_CHANGE), diff, 0);
			OffsetWindow(hwndDlg, GetDlgItem(hwndDlg, IDC_DELETE), diff, 0);
		}

		char * proto = GetSelectedProtocol(hwndDlg);
		if (proto == NULL)
		{
			ListView_SetItemState(hwndList, 0, LVIS_FOCUSED | LVIS_SELECTED, 0x0F);
		}
		else
		{
			SendDlgItemMessage(hwndDlg, IDC_PROTOPIC, AVATAR_SETPROTOCOL, 0, (LPARAM) proto);
			EnableDisableControls(hwndDlg, proto);
		}
	}
	else
	{
		if (init || IsWindowVisible(hwndList))
		{
			// Show list of protocols
			ShowWindow(hwndList, SW_HIDE);

			// Move controls
			OffsetWindow(hwndDlg, GetDlgItem(hwndDlg, IDC_PROTOPIC), -diff, 0);
			OffsetWindow(hwndDlg, GetDlgItem(hwndDlg, IDC_CHANGE), -diff, 0);
			OffsetWindow(hwndDlg, GetDlgItem(hwndDlg, IDC_DELETE), -diff, 0);
		}

		SendDlgItemMessage(hwndDlg, IDC_PROTOPIC, AVATAR_SETPROTOCOL, 0, NULL);
	}
}

INT_PTR CALLBACK DlgProcAvatarProtoInfo(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
	switch(msg) {
	case WM_INITDIALOG:
		TranslateDialogDefault(hwndDlg);
		{
			HWND protopic = GetDlgItem(hwndDlg, IDC_PROTOPIC);
			SendMessage(protopic, AVATAR_SETAVATARBORDERCOLOR, 0, (LPARAM) GetSysColor(COLOR_BTNSHADOW));
			SendMessage(protopic, AVATAR_SETNOAVATARTEXT, 0, (LPARAM) LPGENT("No avatar"));
			SendMessage(protopic, AVATAR_SETRESIZEIFSMALLER, 0, (LPARAM) FALSE);

			HWND hwndList = GetDlgItem(hwndDlg, IDC_PROTOCOLS);
			ListView_SetExtendedListViewStyleEx(hwndList, 0, LVS_EX_SUBITEMIMAGES);

			HIMAGELIST hIml = ImageList_Create(16, 16, ILC_MASK | (IsWinVerXPPlus()? ILC_COLOR32 : ILC_COLOR16), 4, 0);
			ListView_SetImageList(hwndList, hIml, LVSIL_SMALL);

			LVCOLUMN lvc = {0};
			lvc.mask = LVCF_FMT;
			lvc.fmt = LVCFMT_IMAGE | LVCFMT_LEFT;
			ListView_InsertColumn(hwndList, 0, &lvc);

			LVITEM item = {0};
			item.mask = LVIF_TEXT | LVIF_PARAM | LVIF_IMAGE;
			item.iItem = 1000;

			// List protocols
			PROTOACCOUNT **accs;
			int i, count, num = 0;

			ProtoEnumAccounts( &count, &accs );
			for (i = 0; i < count; i++)
			{
				if ( !ProtoServiceExists( accs[i]->szModuleName, PS_GETMYAVATAR))
					continue;

				if ( !Proto_IsAvatarsEnabled( accs[i]->szModuleName ))
					continue;

				ImageList_AddIcon(hIml, LoadSkinnedProtoIcon( accs[i]->szModuleName, ID_STATUS_ONLINE));
				item.pszText = accs[i]->tszAccountName;
				item.iImage = num;
				item.lParam = (LPARAM)accs[i]->szModuleName;

				ListView_InsertItem(hwndList, &item);
				num++;
			}

			ListView_SetColumnWidth(hwndList, 0, LVSCW_AUTOSIZE);
			ListView_Arrange(hwndList, LVA_ALIGNLEFT | LVA_ALIGNTOP);

			// Check if should show per protocol avatars
			CheckDlgButton(hwndDlg, IDC_PER_PROTO, DBGetContactSettingByte(NULL, AVS_MODULE, "PerProtocolUserAvatars", 1));
			EnableDisableProtocols(hwndDlg, TRUE);
		}
		break;

	case WM_NOTIFY:
		{
			LPNMHDR nm = (LPNMHDR) lParam;
			switch(nm->idFrom) {
			case IDC_PROTOCOLS:
				switch (nm->code) {
				case LVN_ITEMCHANGED:
					{
						LPNMLISTVIEW li = (LPNMLISTVIEW) nm;
						if (li->uNewState & LVIS_SELECTED)
						{
							SendDlgItemMessage(hwndDlg, IDC_PROTOPIC, AVATAR_SETPROTOCOL, 0, li->lParam);
							EnableDisableControls(hwndDlg, ( char* ) li->lParam);
						}
					}
					break;
				}
				break;

			case IDC_PROTOPIC:
				switch (nm->code) {
				case NM_AVATAR_CHANGED:
					EnableDisableControls(hwndDlg, GetSelectedProtocol(hwndDlg));
					break;
				}
				break;
			}
			break;
		}
	case WM_COMMAND:
		switch(LOWORD(wParam)) {
		case IDC_CHANGE:
			if (!IsDlgButtonChecked(hwndDlg, IDC_PER_PROTO))
				avSetMyAvatar(NULL, NULL);
			else {
				char *proto = GetSelectedProtocol(hwndDlg);
				if (proto != NULL)
					avSetMyAvatar(proto, NULL);
			}
			break;

		case IDC_DELETE:
			if (!IsDlgButtonChecked(hwndDlg, IDC_PER_PROTO)) {
				if (MessageBox(hwndDlg, TranslateT("Are you sure you want to remove your avatar?"), TranslateT("Global Avatar"), MB_YESNO) == IDYES)
					avSetMyAvatar(NULL, _T(""));
			}
			else {
				char *proto = GetSelectedProtocol(hwndDlg);
				if (proto == NULL)
					break;

				char description[256];
				CallProtoService(proto, PS_GETNAME, SIZEOF(description),(LPARAM) description);
				TCHAR *descr = mir_a2t(description);
				if (MessageBox(hwndDlg, TranslateT("Are you sure you want to remove your avatar?"), descr, MB_YESNO) == IDYES)
					avSetMyAvatar(proto, _T(""));
				mir_free(descr);
			}
			break;

		case IDC_PER_PROTO:
			DBWriteContactSettingByte(NULL, AVS_MODULE, "PerProtocolUserAvatars", IsDlgButtonChecked(hwndDlg, IDC_PER_PROTO) ? 1 : 0);
			EnableDisableProtocols(hwndDlg, FALSE);
			break;
		}
		break;
	}
	return FALSE;
}