/*
UserinfoEx plugin for Miranda IM

Copyright:
© 2006-2010 DeathAxe, Yasnovidyashii, Merlin, K. Romanov, Kreol

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.
*/

/**
* System & local includes:
**/
#include "commonheaders.h"
#include "dlg_propsheet.h"
#include "psp_base.h"
#include "ex_import\svc_ExImport.h"
#include "svc_reminder.h"

#define OPTIONPAGE_OLD_SIZE  (offsetof(OPTIONSDIALOGPAGE, hLangpack))

#define UPDATEANIMFRAMES		20

// internal dialog message handler
#define M_CHECKONLINE			(WM_USER+10)
#define HM_PROTOACK				(WM_USER+11)
#define HM_SETTING_CHANGED		(WM_USER+12)
#define HM_RELOADICONS			(WM_USER+13)
#define HM_SETWINDOWTITLE		(WM_USER+14)

#define TIMERID_UPDATING		1
#ifndef TIMERID_RENAME
	#define TIMERID_RENAME		2
#endif

// flags for the PS structure
#define PSF_CHANGED				0x00000100
#define PSF_LOCKED				0x00000200
#define PSF_INITIALIZED			0x00000400

#define INIT_ICONS_NONE			0
#define INIT_ICONS_OWNER		1
#define INIT_ICONS_CONTACT		2
#define INIT_ICONS_ALL			(INIT_ICONS_OWNER|INIT_ICONS_CONTACT)

/***********************************************************************************************************
* internal variables
***********************************************************************************************************/

static BYTE bInitIcons			= INIT_ICONS_NONE;
static HANDLE ghWindowList			= NULL;
static HANDLE ghDetailsInitEvent	= NULL;

static INT_PTR CALLBACK DlgProc(HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam);

CPsHdr::CPsHdr() :
_ignore(10, (LIST<TCHAR>::FTSortFunc)_tcscmp)
{
	_dwSize = sizeof(*this);
	_hContact = NULL;
	_pszProto = NULL;
	_pszPrefix = NULL;
	_pPages = NULL;
	_numPages = 0;
	_dwFlags = 0;
	_hImages = NULL;
}

CPsHdr::~CPsHdr() 
{
	// delete data
	for (int i = 0 ; i < _ignore.getCount(); i++)
		mir_free(_ignore[i]);
}

void CPsHdr::Free_pPages() 
{
	for (int i = 0; i < _numPages; i++)
		delete _pPages[i];
	_numPages = 0;
	MIR_FREE(_pPages);
}

/***********************************************************************************************************
* class CPsUpload
***********************************************************************************************************/

class CPsUpload {
public:
	enum EPsUpReturn {
		UPLOAD_CONTINUE = 0,
		UPLOAD_FINISH = 1,
		UPLOAD_FINISH_CLOSE = 2
	};

private:
	PROTOACCOUNT **_pPd;
	int			_numProto;
	BYTE	_bExitAfterUploading;
	HANDLE	_hUploading;
	LPPS		_pPs;
	
	/**
	* @class	Upload
	* @class	CPsUpload
	* @desc	start upload process for the current protocol
	* @param	none
	* @return	0 on success
	* @return	1 otherwise
	**/
	int Upload()
	{
		// check if icq is online
		if (!IsProtoOnline((*_pPd)->szModuleName))
			MsgBox(_pPs->hDlg, MB_ICON_WARNING, TranslateT("Upload Details"),
				CMString(FORMAT, TranslateT("Protocol '%s' is offline"), _A2T((*_pPd)->szModuleName)),
				TranslateT("You are not currently connected to the ICQ network.\nYou must be online in order to update your information on the server.\n\nYour changes will be saved to database only."));

		// start uploading process
		else {
			_hUploading = (HANDLE)CallProtoService((*_pPd)->szModuleName, PS_CHANGEINFOEX, CIXT_FULL, NULL);
			if (_hUploading && _hUploading != (HANDLE)CALLSERVICE_NOTFOUND) {
				EnableWindow(_pPs->pTree->Window(), FALSE);
				if (CPsTreeItem *pti = _pPs->pTree->CurrentItem())
					EnableWindow(pti->Wnd(), FALSE);

				EnableWindow(GetDlgItem(_pPs->hDlg, IDOK), FALSE);
				EnableWindow(GetDlgItem(_pPs->hDlg, IDAPPLY), FALSE);
				mir_snprintf(_pPs->szUpdating, SIZEOF(_pPs->szUpdating), "%s (%s)", Translate("Uploading"), (*_pPd)->szModuleName);
				ShowWindow(GetDlgItem(_pPs->hDlg, TXT_UPDATING), SW_SHOW);
				SetTimer(_pPs->hDlg, TIMERID_UPDATING, 100, NULL);
				return 0;
			}
		}
		return 1;
	}

public:
	/**
	* @name	CPsUpload
	* @class	CPsUpload
	* @desc	retrieves the list of installed protocols and initializes the class
	* @param	pPs			- the owning propertysheet
	* @param	bExitAfter	- whether the dialog is to close after upload or not
	* @return	nothing
	**/
	CPsUpload(LPPS pPs, BYTE bExitAfter)
	{
		_pPs = pPs;
		_pPd = NULL;
		_numProto = 0;
		_hUploading = NULL;
		_bExitAfterUploading = bExitAfter;
	}

	int UploadFirst()
	{
		// create a list of all protocols which support uploading contact information
		if ( ProtoEnumAccounts(&_numProto, &_pPd))
			return _bExitAfterUploading ? UPLOAD_FINISH_CLOSE : UPLOAD_FINISH;

		return UploadNext();
	}

	/**
	* @name	~CPsUpload
	* @class	CPsUpload
	* @desc	clear pointer to the upload object
	* @param	none
	* @return	nothing
	**/
	~CPsUpload()
		{ _pPs->pUpload = NULL; }

	/**
	* @name	Handle
	* @class	CPsUpload
	* @desc	returns the handle of the current upload process
	* @param	none
	* @return	handle of the current upload process
	**/
	__inline HANDLE Handle() const
		{ return _hUploading; };

	/**
	* @name	UploadNext
	* @class	CPsUpload
	* @desc	Search the next protocol which supports uploading contact information
	*			and start uploading. Delete the object if ready
	* @param	none
	* @return	nothing
	**/
	int UploadNext()
	{
		while (_pPd && *_pPd && _numProto-- > 0) {
			if (ProtoServiceExists((*_pPd)->szModuleName, PS_CHANGEINFOEX) && !Upload()) {
				_pPd++;
				return UPLOAD_CONTINUE;
			}
			_pPd++;
		}
		return _bExitAfterUploading ? UPLOAD_FINISH_CLOSE : UPLOAD_FINISH;
	}
};

/***********************************************************************************************************
* propertysheet
***********************************************************************************************************/

/**
* @name	SortProc()
* @desc	used for sorting the tab pages
*
* @return	-1 or 0 or 1
**/

static int SortProc(CPsTreeItem** item1, CPsTreeItem** item2)
{
	if (*item1 && *item2) {
		if ((*item2)->Pos() > (*item1)->Pos()) return -1;
		if ((*item2)->Pos() < (*item1)->Pos()) return 1;
	}
	return 0;
}

/**
* This service routine creates the DetailsDialog
* @param	wParam		- handle to contact
* @param	lParam		- not used
*
* @retval	0 on success
* @retval	1 on failure
**/

static INT_PTR ShowDialog(WPARAM wParam, LPARAM lParam)
{
	// update some cached settings
	myGlobals.ShowPropsheetColours = db_get_b(NULL, MODNAME, SET_PROPSHEET_SHOWCOLOURS, TRUE);
	myGlobals.WantAeroAdaption = db_get_b(NULL, MODNAME, SET_PROPSHEET_AEROADAPTION, TRUE);

	// allow only one dialog per user
	if (HWND hWnd = WindowList_Find(ghWindowList, wParam)) {
		SetForegroundWindow(hWnd);
		SetFocus(hWnd);
		return 0;
	}

	CPsHdr psh;
	POINT metrics;
	bool bScanMetaSubContacts = false;

	// init the treeview options
	if (db_get_b(NULL, MODNAME, SET_PROPSHEET_SORTITEMS, FALSE))
		psh._dwFlags |= PSTVF_SORTTREE;
	if (db_get_b(NULL, MODNAME, SET_PROPSHEET_GROUPS, TRUE))
		psh._dwFlags |= PSTVF_GROUPS;

	// create imagelist
	metrics.x = GetSystemMetrics(SM_CXSMICON);
	metrics.y = GetSystemMetrics(SM_CYSMICON);
	if ((psh._hImages = ImageList_Create(metrics.x, metrics.y, ILC_COLOR32 | ILC_MASK, 0, 1)) == NULL) {
		MsgErr(NULL, LPGENT("Creating the imagelist failed!"));
		return 1;
	}

	HICON hDefIcon = Skin_GetIcon(ICO_TREE_DEFAULT);
	if (!hDefIcon)
		hDefIcon = (HICON) LoadImage(ghInst, MAKEINTRESOURCE(IDI_DEFAULT), IMAGE_ICON, metrics.x, metrics.y, 0);

	// add the default icon to imagelist
	ImageList_AddIcon(psh._hImages, hDefIcon);

	// init contact
	psh._hContact = wParam;
	if (psh._hContact == NULL) {
		// mark owner icons as initiated
		bInitIcons |= INIT_ICONS_OWNER;
		psh._pszProto = NULL;
		psh._pszPrefix = NULL;
	}
	else {
		// get contact's protocol
		psh._pszPrefix = psh._pszProto = DB::Contact::Proto(wParam);
		if (psh._pszProto == NULL) {
			MsgErr(NULL, LPGENT("Could not find contact's protocol. Maybe it is not active!"));
			return 1;
		}
		// prepare scanning for metacontact's subcontact's pages
		if (bScanMetaSubContacts = DB::Module::IsMetaAndScan(psh._pszProto))
			psh._dwFlags |= PSF_PROTOPAGESONLY_INIT;
	}

	// add the pages
	NotifyEventHooks(ghDetailsInitEvent, (WPARAM)&psh, wParam);
	if (!psh._pPages || !psh._numPages) {
		MsgErr(NULL, LPGENT("No pages have been added. Canceling dialog creation!"));
		return 1;
	}

	// metacontacts sub pages
	if (bScanMetaSubContacts) {
		int numSubs = DB::MetaContact::SubCount(wParam);

		psh._dwFlags &= ~PSF_PROTOPAGESONLY_INIT;
		psh._dwFlags |= PSF_PROTOPAGESONLY;
		for (int i = 0; i < numSubs; i++) {
			psh._hContact = DB::MetaContact::Sub(wParam, i);
			psh._nSubContact = i;
			if (psh._hContact) {
				psh._pszProto = DB::Contact::Proto(psh._hContact);
				if ((INT_PTR)psh._pszProto != CALLSERVICE_NOTFOUND)
					NotifyEventHooks(ghDetailsInitEvent, (WPARAM)&psh, (LPARAM)psh._hContact);
			}
		}
		psh._hContact = wParam;
	}

	// sort the pages by the position read from database
	if (!(psh._dwFlags & PSTVF_SORTTREE))
		qsort(psh._pPages, psh._numPages, sizeof(CPsTreeItem*), (int(*)(const void*, const void*))SortProc);

	// create the dialog itself
	if (!CreateDialogParam(ghInst, MAKEINTRESOURCE(IDD_DETAILS), NULL, DlgProc, (LPARAM)&psh))
		MsgErr(NULL, LPGENT("Details dialog failed to be created. Returning error is %d."), GetLastError());
	return 0;
}

/**
* @name	AddPage()
* @desc	this adds a new pages
* @param	wParam		- The List of pages we want to add the new one to
* @param	lParam		- it's the page to add
*
* @return	0
**/
static INT_PTR AddPage(WPARAM wParam, LPARAM lParam)
{
	CPsHdr				*pPsh	= (CPsHdr*)wParam;
	OPTIONSDIALOGPAGE	*odp	= (OPTIONSDIALOGPAGE*)lParam;

	// check size of the handled structures
	if (pPsh == NULL || odp == NULL || pPsh->_dwSize != sizeof(CPsHdr))
		return 1;

	if (odp->cbSize != sizeof(OPTIONSDIALOGPAGE) && odp->cbSize != OPTIONPAGE_OLD_SIZE) {
		MsgErr(NULL, LPGENT("The Page to add has invalid size %d bytes!"), odp->cbSize);
		return 1;
	}

	// try to check whether the flag member is initialized or not
	odp->flags = odp->flags > (ODPF_UNICODE|ODPF_BOLDGROUPS|ODPF_ICON|PSPF_PROTOPREPENDED) ? 0 : odp->flags;

	if (pPsh->_dwFlags & (PSF_PROTOPAGESONLY|PSF_PROTOPAGESONLY_INIT)) {
		BYTE bIsUnicode = (odp->flags & ODPF_UNICODE) == ODPF_UNICODE;
		TCHAR* ptszTitle = bIsUnicode ? mir_tstrdup(odp->ptszTitle) : mir_a2t(odp->pszTitle);

		// avoid adding pages for a meta subcontact, which have been added for a metacontact.
		if (pPsh->_dwFlags & PSF_PROTOPAGESONLY) {	
			if (pPsh->_ignore.getIndex(ptszTitle) != -1) {
				mir_free(ptszTitle);
				return 0;
			}
		}
		// init ignore list with pages added by metacontact
		else if (pPsh->_dwFlags & PSF_PROTOPAGESONLY_INIT) 
			pPsh->_ignore.insert(mir_tstrdup(ptszTitle));

		mir_free(ptszTitle);
	}

	// create the new tree item
	CPsTreeItem *pNew = new CPsTreeItem();
	if (pNew) {
		if (pNew->Create(pPsh, odp)) {
			MIR_DELETE(pNew);
			return 1;
		}

		// resize the array
		pPsh->_pPages = (CPsTreeItem**)mir_realloc(pPsh->_pPages, (pPsh->_numPages + 1) * sizeof(CPsTreeItem*));
		if (pPsh->_pPages != NULL) {
			pPsh->_pPages[pPsh->_numPages++] = pNew;
			return 0;
		}
		pPsh->_numPages = 0;
	}
	return 1;
}

/**
* @name	OnDeleteContact()
* @desc	a user was deleted, so need to close its details dialog, if one open
*
* @return	0
**/
static int OnDeleteContact(WPARAM wParam, LPARAM lParam)
{
	HWND hWnd = WindowList_Find(ghWindowList, wParam);
	if (hWnd != NULL)
		DestroyWindow(hWnd);
	return 0;
}

/**
* @name	OnShutdown()
* @desc	we need to emptify the windowlist
*
* @return	0
**/
static int OnShutdown(WPARAM wParam, LPARAM lParam)
{
	 WindowList_BroadcastAsync(ghWindowList, WM_DESTROY, 0, 0);
	 return 0;
}

/**
* @name	AddProtocolPages()
* @desc	is called by Miranda if user selects to display the userinfo dialog
* @param	odp			- optiondialogpage structure to use
* @param	wParam		- the propertysheet init structure to pass
* @param	pszProto	- the protocol name to prepend as item name (can be NULL)
*
* @return	0
**/
static int AddProtocolPages(OPTIONSDIALOGPAGE& odp, WPARAM wParam, LPSTR pszProto = NULL)
{
	TCHAR szTitle[MAX_PATH];
	const BYTE ofs = (pszProto) ? mir_sntprintf(szTitle, SIZEOF(szTitle), _T("%S\\"), pszProto) : 0;

	odp.ptszTitle = szTitle;
	
	odp.pszTemplate = MAKEINTRESOURCEA(IDD_CONTACT_GENERAL);
	odp.position = 0x8000000;
	odp.pfnDlgProc = PSPProcGeneral;
	odp.hIcon = (HICON)ICONINDEX(IDI_TREE_GENERAL);
	mir_tcsncpy(szTitle + ofs, LPGENT("General"), SIZEOF(szTitle) - ofs);
	AddPage(wParam, (LPARAM)&odp);

	odp.pszTemplate = MAKEINTRESOURCEA(IDD_CONTACT_ADDRESS);
	odp.position = 0x8000001;
	odp.pfnDlgProc = PSPProcContactHome;
	odp.hIcon = (HICON)ICONINDEX(IDI_TREE_ADDRESS);
	mir_tcsncpy(szTitle + ofs, LPGENT("General") _T("\\") LPGENT("Contact (private)"), SIZEOF(szTitle) - ofs);
	AddPage(wParam, (LPARAM)&odp);

	odp.pszTemplate = MAKEINTRESOURCEA(IDD_CONTACT_ORIGIN);
	odp.position = 0x8000002;
	odp.pfnDlgProc = PSPProcOrigin;
	odp.hIcon = (HICON)ICONINDEX(IDI_TREE_ADVANCED);
	mir_tcsncpy(szTitle + ofs, LPGENT("General") _T("\\") LPGENT("Origin"), SIZEOF(szTitle) - ofs);
	AddPage(wParam, (LPARAM)&odp);
		
	odp.pszTemplate = MAKEINTRESOURCEA(IDD_CONTACT_ANNIVERSARY);
	odp.position = 0x8000003;
	odp.pfnDlgProc = PSPProcAnniversary;
	odp.hIcon = (HICON)ICONINDEX(IDI_BIRTHDAY);
	mir_tcsncpy(szTitle + ofs,  LPGENT("General") _T("\\") LPGENT("Anniversaries"), SIZEOF(szTitle) - ofs);
	AddPage(wParam, (LPARAM)&odp);

	odp.pszTemplate = MAKEINTRESOURCEA(IDD_CONTACT_COMPANY);
	odp.position = 0x8000004;
	odp.pfnDlgProc = PSPProcCompany;
	odp.hIcon = (HICON)ICONINDEX(IDI_TREE_COMPANY);
	mir_tcsncpy(szTitle + ofs, LPGENT("Work"), SIZEOF(szTitle) - ofs);
	AddPage(wParam, (LPARAM)&odp);

	odp.pszTemplate = MAKEINTRESOURCEA(IDD_CONTACT_ADDRESS);
	odp.position = 0x8000005;
	odp.pfnDlgProc = PSPProcContactWork;
	odp.hIcon = (HICON)ICONINDEX(IDI_TREE_ADDRESS);
	mir_tcsncpy(szTitle + ofs, LPGENT("Work") _T("\\") LPGENT("Contact (Work)"), SIZEOF(szTitle) - ofs);
	AddPage(wParam, (LPARAM)&odp);
		
	odp.pszTemplate = MAKEINTRESOURCEA(IDD_CONTACT_ABOUT);
	odp.position = 0x8000006;
	odp.pfnDlgProc = PSPProcAbout;
	odp.hIcon = (HICON)ICONINDEX(IDI_TREE_ABOUT);
	mir_tcsncpy(szTitle + ofs, LPGENT("About"), SIZEOF(szTitle) - ofs);
	AddPage(wParam, (LPARAM)&odp);

	odp.pszTemplate = MAKEINTRESOURCEA(IDD_CONTACT_PROFILE);
	odp.position = 0x8000007;
	odp.pfnDlgProc = PSPProcContactProfile;
	odp.hIcon = (HICON)ICONINDEX(IDI_TREE_PROFILE);
	mir_tcsncpy(szTitle + ofs, LPGENT("About") _T("\\") LPGENT("Profile"), SIZEOF(szTitle) - ofs);
	AddPage(wParam, (LPARAM)&odp);
	return 0;
}

/**
* @name	InitDetails
* @desc	is called by Miranda if user selects to display the userinfo dialog
* @param	wParam		- the propertysheet init structure to pass
* @param	lParam		- handle to contact whose information are read
*
* @return	0
**/
static int InitDetails(WPARAM wParam, LPARAM lParam)
{
	CPsHdr* pPsh = (CPsHdr*)wParam;
	if (!(pPsh->_dwFlags & PSF_PROTOPAGESONLY)) {
		BYTE bChangeDetailsEnabled = myGlobals.CanChangeDetails && db_get_b(NULL, MODNAME, SET_PROPSHEET_CHANGEMYDETAILS, FALSE);
		if (lParam || bChangeDetailsEnabled) {
			OPTIONSDIALOGPAGE odp = { sizeof(odp) };
			odp.hInstance = ghInst;
			odp.flags = ODPF_ICON | ODPF_TCHAR;
			odp.ptszGroup = IcoLib_GetDefaultIconFileName();

			if (lParam) {
				// ignore common pages for weather contacts
				if (!pPsh->_pszProto || _stricmp(pPsh->_pszProto, "weather")) {
					AddProtocolPages(odp, wParam);
					odp.ptszTitle = LPGENT("About") _T("\\") LPGENT("Notes");
				}
				else odp.ptszTitle = LPGENT("Notes");

				odp.pszTemplate = MAKEINTRESOURCEA(IDD_CONTACT_ABOUT);
				odp.position = 0x8000008;
				odp.pfnDlgProc = PSPProcMyNotes;
				odp.hIcon = (HICON)ICONINDEX(IDI_TREE_NOTES);
				AddPage(wParam, (LPARAM)&odp);
			}
		}
	}
	return 0;
}

/**
* @name	InitTreeIcons()
* @desc	initalize all treeview icons
* @param	none
*
* @return	nothing
**/
void DlgContactInfoInitTreeIcons()
{
	// make sure this is run only once
	if (!(bInitIcons & INIT_ICONS_ALL)) {
		CPsHdr	psh;
		POINT	metrics	= {0};
		int		i		= 0;

		psh._dwFlags = PSTVF_INITICONS;

		metrics.x = GetSystemMetrics(SM_CXSMICON);
		metrics.y = GetSystemMetrics(SM_CYSMICON);
		if (psh._hImages = ImageList_Create(metrics.x, metrics.y, ILC_COLOR32 | ILC_MASK, 0, 1)) {
			HICON hDefIcon = Skin_GetIcon(ICO_TREE_DEFAULT);
			if (!hDefIcon)
				hDefIcon = (HICON) LoadImage(ghInst, MAKEINTRESOURCE(IDI_DEFAULT), IMAGE_ICON, metrics.x, metrics.y, 0);

			// add the default icon to imagelist
			ImageList_AddIcon(psh._hImages, hDefIcon);
		}

		// avoid pages from loading doubled
		if (!(bInitIcons & INIT_ICONS_CONTACT)) {
			LPCSTR pszContactProto = NULL;
			PROTOACCOUNT **pd;
			int ProtoCount = 0;

			psh._dwFlags |= PSF_PROTOPAGESONLY_INIT;
			
			// enumerate all protocols
			if ( !ProtoEnumAccounts(&ProtoCount, &pd)) {
				for (i = 0; i < ProtoCount; i++) {
					// enumerate all contacts
					for (psh._hContact = db_find_first(); psh._hContact != NULL; psh._hContact = db_find_next(psh._hContact))
					{
						// compare contact's protocol to the current one, to add
						pszContactProto = DB::Contact::Proto(psh._hContact);
						if ((INT_PTR)pszContactProto != CALLSERVICE_NOTFOUND && !mir_strcmp(pd[i]->szModuleName, pszContactProto)) {
							// call a notification for the contact to retrieve all protocol specific tree items
							NotifyEventHooks(ghDetailsInitEvent, (WPARAM)&psh, (LPARAM)psh._hContact);
							if (psh._pPages) {
								psh.Free_pPages();
								psh._dwFlags = PSTVF_INITICONS|PSF_PROTOPAGESONLY;
							}
							break;
						}
					}
				}
			}
			bInitIcons |= INIT_ICONS_CONTACT;
		}
		// load all treeitems for owner contact
		if (!(bInitIcons & INIT_ICONS_OWNER)) {
			psh._hContact = NULL;
			psh._pszProto = NULL;
			NotifyEventHooks(ghDetailsInitEvent, (WPARAM)&psh, (LPARAM)psh._hContact);
			if (psh._pPages) {
				psh.Free_pPages();
			}
			bInitIcons |= INIT_ICONS_OWNER;
		}
		ImageList_Destroy(psh._hImages);
	}
}

/**
* @name	UnLoadModule()
* @desc	unload the UserInfo Module
*
* @return	nothing
**/
void DlgContactInfoUnLoadModule()
{
	WindowList_Destroy(ghWindowList);
	DestroyHookableEvent(ghDetailsInitEvent);
}

/**
* @name	LoadModule()
* @desc	load the UserInfo Module
*
* @return	nothing
**/
void DlgContactInfoLoadModule()
{
	ghDetailsInitEvent = CreateHookableEvent(ME_USERINFO_INITIALISE);

	CreateServiceFunction(MS_USERINFO_SHOWDIALOG, ShowDialog);
	CreateServiceFunction("UserInfo/AddPage", AddPage);

	HookEvent(ME_DB_CONTACT_DELETED, OnDeleteContact);
	HookEvent(ME_SYSTEM_PRESHUTDOWN, OnShutdown);
	HookEvent(ME_USERINFO_INITIALISE, InitDetails);
	ghWindowList = WindowList_Create();

	// check whether changing my details via UserInfoEx is basically possible
	myGlobals.CanChangeDetails = FALSE;

	PROTOACCOUNT **pAcc;
	int nAccCount;
	if (MIRSUCCEEDED(ProtoEnumAccounts(&nAccCount, &pAcc)))
		for (int i = 0; (i < nAccCount) && !myGlobals.CanChangeDetails; i++)
			if (IsProtoAccountEnabled(pAcc[i])) // update my contact information on icq server
				myGlobals.CanChangeDetails = MIREXISTS(CallProtoService(pAcc[i]->szModuleName, PS_CHANGEINFOEX, NULL, NULL));
}

static void ResetUpdateInfo(LPPS pPs)
{
	// free the array of accomblished acks
	for (int i = 0; i < (int)pPs->nSubContacts; i++)
		MIR_FREE(pPs->infosUpdated[i].acks);
	MIR_FREE(pPs->infosUpdated);
	pPs->nSubContacts = 0;
}

/*============================================================================================
	PropertySheet's Dialog Procedures
  ============================================================================================*/

/**
* @name	DlgProc()
* @desc	dialog procedure for the main propertysheet dialog box
*
* @return	0 or 1
**/

static INT_PTR CALLBACK DlgProc(HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	LPPS pPs = (LPPS)GetUserData(hDlg);
		 
	// do not process any message if pPs is no longer existent
	if (!PtrIsValid(pPs) && uMsg != WM_INITDIALOG)
		return FALSE;

	switch (uMsg) {
	/**
	* @class	WM_INITDIALOG
	* @desc	initiates all dialog controls
	* @param	wParam - not used
	*				lParam - pointer to a PSHDR structure, which contains all information to create the dialog
	*
	* @return	TRUE if everything is ok, FALSE if dialog creation should fail
	**/
	
	case WM_INITDIALOG:
		{
			CPsHdr*	pPsh = (CPsHdr*)lParam;
			WORD	needWidth = 0;
			RECT	rc;
			
			if (!pPsh || pPsh->_dwSize != sizeof(CPsHdr))
				return FALSE;

			TranslateDialogDefault(hDlg);

			//
			// create data structures
			//
			if (!(pPs = (LPPS)mir_alloc(sizeof(PS))))
				return FALSE;

			ZeroMemory(pPs, sizeof(PS));
			if (!(pPs->pTree = new CPsTree(pPs)))
				return FALSE;

			if (!(pPs->pTree->Create(GetDlgItem(hDlg, STATIC_TREE), pPsh)))
				return FALSE;

			SetUserData(hDlg, pPs);
			pPs->hDlg = hDlg;
			pPs->dwFlags |= PSF_LOCKED;
			pPs->hContact = pPsh->_hContact;
			pPs->hProtoAckEvent = HookEventMessage(ME_PROTO_ACK, hDlg, HM_PROTOACK);
			pPs->hSettingChanged = HookEventMessage(ME_DB_CONTACT_SETTINGCHANGED, hDlg, HM_SETTING_CHANGED);
			pPs->hIconsChanged = HookEventMessage(ME_SKIN2_ICONSCHANGED, hDlg, HM_RELOADICONS);

			ShowWindow(GetDlgItem(hDlg, IDC_PAGETITLEBG),IsAeroMode());
			ShowWindow(GetDlgItem(hDlg, IDC_PAGETITLEBG2),!IsAeroMode());
			
			//
			// set icons
			//
			SendMessage(hDlg, WM_SETICON, ICON_BIG, (LPARAM)Skin_GetIcon(ICO_COMMON_MAIN));
			DlgProc(hDlg, HM_RELOADICONS, NULL, NULL);

			//
			// load basic protocol for current contact (for faster load later on and better handling for owner protocol)
			//
			if (pPs->hContact)
				mir_strncpy(pPs->pszProto, pPsh->_pszPrefix, MAXMODULELABELLENGTH);

			// set the windowtitle
			DlgProc(hDlg, HM_SETWINDOWTITLE, NULL, NULL);
			
			// translate Userinfo buttons
			SendDlgItemMessage(hDlg, BTN_UPDATE, BUTTONTRANSLATE, NULL, NULL);
			SendDlgItemMessage(hDlg, IDOK, BUTTONTRANSLATE, NULL, NULL);
			SendDlgItemMessage(hDlg, IDCANCEL, BUTTONTRANSLATE, NULL, NULL);
			SendDlgItemMessage(hDlg, IDAPPLY, BUTTONTRANSLATE, NULL, NULL);
			SendDlgItemMessage(hDlg, BTN_EXPORT, BUTTONADDTOOLTIP, (WPARAM)TranslateT("Export to file"), MBBF_TCHAR);
			SendDlgItemMessage(hDlg, BTN_IMPORT, BUTTONADDTOOLTIP, (WPARAM)TranslateT("Import from file"), MBBF_TCHAR);

			//
			// set bold font for name in description area
			//
			LOGFONT lf;
			HFONT hNormalFont = (HFONT)SendMessage(hDlg, WM_GETFONT, 0, 0);

			GetObject(hNormalFont, sizeof(lf), &lf);
			lf.lfHeight = 22;
			mir_tcscpy(lf.lfFaceName, _T("Segoe UI"));
			pPs->hCaptionFont = CreateFontIndirect(&lf);
			SendDlgItemMessage(hDlg, IDC_PAGETITLE, WM_SETFONT, (WPARAM)pPs->hCaptionFont, 0);

			GetObject(hNormalFont, sizeof(lf), &lf);
			lf.lfWeight = FW_BOLD;
			pPs->hBoldFont = CreateFontIndirect(&lf);
	
			//
			// initialize the optionpages and tree control
			//
			if (!pPs->pTree->InitTreeItems((LPWORD)&needWidth))
				return FALSE;

			//
			// move and resize dialog and its controls
			//
			{
				RECT rcTree;
				POINT pt = { 0, 0 };
				int addWidth = 0;

				// at least add width of scrollbar
				needWidth += 8 + GetSystemMetrics(SM_CXVSCROLL);

				// get tree rectangle
				GetWindowRect(hDlg, &pPs->rcDisplay);
				GetWindowRect(pPs->pTree->Window(), &rcTree);
				ClientToScreen(hDlg, &pt);
				OffsetRect(&rcTree, -pt.x, -pt.y);

				// calculate the amout of pixels to resize the dialog by?
				if (needWidth > rcTree.right - rcTree.left) {
					RECT rcMax = { 0, 0, 0, 0 };

					rcMax.right = 280;
					MapDialogRect(hDlg, &rcMax);
					addWidth = min(needWidth, rcMax.right) - rcTree.right + rcTree.left;
					rcTree.right += addWidth;
					// resize tree
					MoveWindow(pPs->pTree->Window(), rcTree.left, rcTree.top, rcTree.right - rcTree.left, rcTree.bottom - rcTree.top, FALSE);

					pPs->rcDisplay.right += addWidth;
					MoveWindow(hDlg, pPs->rcDisplay.left, pPs->rcDisplay.top, 
						pPs->rcDisplay.right - pPs->rcDisplay.left, 
						pPs->rcDisplay.bottom - pPs->rcDisplay.top, FALSE);

				}
				GetClientRect(GetDlgItem(hDlg, IDC_PAGETITLEBG), &rc);
				// calculate dislpay area for pages
				OffsetRect(&pPs->rcDisplay, -pt.x, -pt.y);
				pPs->rcDisplay.bottom = rcTree.bottom;
				pPs->rcDisplay.left = rcTree.right + 2;
				pPs->rcDisplay.top = rcTree.top+rc.bottom;
				pPs->rcDisplay.right -= 2;

				// move and resize the rest of the controls
				if (addWidth > 0) {
					static const WORD idResize[] = { IDC_HEADERBAR, STATIC_LINE2 };
					static const WORD idMove[] = { IDC_PAGETITLE, IDC_PAGETITLEBG, IDC_PAGETITLEBG2, IDOK, IDCANCEL, IDAPPLY };
					HWND hCtrl;

					for (int i = 0; i < SIZEOF(idResize); i++) {
						if (hCtrl = GetDlgItem(hDlg, idResize[i])) {
							GetWindowRect(hCtrl, &rc);
							OffsetRect(&rc, -pt.x, -pt.y);
							MoveWindow(hCtrl, rc.left, rc.top, rc.right - rc.left + addWidth, rc.bottom - rc.top, FALSE);
						}
					}						
					for (int k = 0; k < SIZEOF(idMove); k++) {
						if (hCtrl = GetDlgItem(hDlg, idMove[k])) {
							GetWindowRect(hCtrl, &rc);
							OffsetRect(&rc, -pt.x, -pt.y);
							MoveWindow(hCtrl, rc.left + addWidth, rc.top, rc.right - rc.left, rc.bottom - rc.top, FALSE);
						}
					}
				}
				// restore window position and add required size
				Utils_RestoreWindowPositionNoSize(hDlg, NULL, MODNAME, "DetailsDlg");
			}

			//
			// show the first propsheetpage
			//
			// finally add the dialog to the window list
			WindowList_Add(ghWindowList, hDlg, pPs->hContact);

			// show the dialog
			pPs->dwFlags &= ~PSF_LOCKED;
			pPs->dwFlags |= PSF_INITIALIZED;

			//
			// initialize the "updating" button and statustext and check for online status
			//
			pPs->updateAnimFrame = 0;
			if (pPs->hContact && *pPs->pszProto) {
				GetDlgItemTextA(hDlg, TXT_UPDATING, pPs->szUpdating, SIZEOF(pPs->szUpdating));
				ShowWindow(GetDlgItem(hDlg, TXT_UPDATING), SW_HIDE);
				
				if (DlgProc(hDlg, M_CHECKONLINE, NULL, NULL)) 
					DlgProc(hDlg, WM_COMMAND, MAKEWPARAM(BTN_UPDATE, BN_CLICKED), (LPARAM)GetDlgItem(hDlg, BTN_UPDATE));
			}

			int nPage = pPs->pTree->CurrentItemIndex();
			if (!pPs->pTree->IsIndexValid(nPage))
				nPage = 0;
			TreeView_Select(pPs->pTree->Window(), NULL, TVGN_CARET);
			TreeView_Select(pPs->pTree->Window(), pPs->pTree->TreeItemHandle(nPage), TVGN_CARET);
			ShowWindow(hDlg, SW_SHOW);
		}
		return TRUE;

	/**
	* @class	WM_TIMER
	* @desc	is called to display the "updating" text in the status area
	* @param	wParam - not used
	*			lParam - not used
	*
	* @return	always FALSE
	**/
	case WM_TIMER:
		switch (wParam) {
		case TIMERID_UPDATING:
			SetDlgItemTextA(hDlg, TXT_UPDATING, CMStringA().Format("%.*s%s%.*s", pPs->updateAnimFrame % 10, ".........", pPs->szUpdating, pPs->updateAnimFrame % 10, "........."));
			if (++pPs->updateAnimFrame == UPDATEANIMFRAMES)
				pPs->updateAnimFrame = 0;
			return FALSE;
		}
		break;

	case 0x031E: /*WM_DWMCOMPOSITIONCHANGED:*/
		ShowWindow(GetDlgItem(hDlg, IDC_PAGETITLEBG), IsAeroMode());
		InvalidateRect(hDlg, NULL, TRUE);
		break;

	/**
	* @class	WM_CTLCOLORSTATIC
	* @desc	sets the colour of some of the dialog's static controls
	* @param	wParam - HWND of the contrls
	*			lParam - HDC for drawing
	*
	* @return	StockObject
	**/
	case WM_CTLCOLORSTATIC:
		switch (GetWindowLongPtr((HWND)lParam, GWLP_ID)) {
		case TXT_UPDATING:
			{
				COLORREF textCol = GetSysColor(COLOR_BTNTEXT);
				COLORREF bgCol = GetSysColor(COLOR_3DFACE);
				int      ratio = abs(UPDATEANIMFRAMES/2 - pPs->updateAnimFrame) * 510 / UPDATEANIMFRAMES;
				COLORREF newCol = RGB(GetRValue(bgCol) + (GetRValue(textCol) - GetRValue(bgCol)) * ratio / 256,
						GetGValue(bgCol) + (GetGValue(textCol) - GetGValue(bgCol)) * ratio / 256,
						GetBValue(bgCol) + (GetBValue(textCol) - GetBValue(bgCol)) * ratio / 256);
				SetTextColor((HDC)wParam, newCol);
				SetBkColor((HDC)wParam, GetSysColor(COLOR_3DFACE));
			}
			return (INT_PTR)GetSysColorBrush(COLOR_3DFACE);
		case IDC_PAGETITLE:
		case IDC_PAGETITLEBG:
			if (IsAeroMode()) {
				SetTextColor((HDC)wParam, RGB(0, 90, 180));
				SetBkColor((HDC)wParam, RGB(255, 255, 255));
				return (INT_PTR)GetStockObject(WHITE_BRUSH);
			}

			SetBkColor((HDC)wParam, GetSysColor(COLOR_3DFACE));
			return (INT_PTR)GetSysColorBrush(COLOR_3DFACE);
		}
		SetBkMode((HDC)wParam, TRANSPARENT);
		return (INT_PTR)GetStockObject(NULL_BRUSH);

	/**
	* @class	PSM_CHANGED
	* @desc	indicates the propertysheet and the current selected page as changed
	* @param	wParam - not used
	*			lParam - not used
	*
	* @return	TRUE if successful FALSE if the dialog is locked at the moment
	**/
	case PSM_CHANGED:
		if (!(pPs->dwFlags & PSF_LOCKED)) {
			pPs->dwFlags |= PSF_CHANGED;
			pPs->pTree->CurrentItem()->AddFlags(PSPF_CHANGED);
			EnableWindow(GetDlgItem(hDlg, IDAPPLY), TRUE);
			return TRUE;
		}
		break;

	/**
	* @class	PSM_GETBOLDFONT
	* @desc	returns the bold font
	* @param	wParam - not used
	*			lParam - pointer to a HFONT, which takes the boldfont
	*
	* @return	TRUE if successful, FALSE otherwise
	**/
	case PSM_GETBOLDFONT:
		if (pPs->hBoldFont && lParam) {
			*(HFONT*)lParam = pPs->hBoldFont;
			SetWindowLongPtr(hDlg, DWLP_MSGRESULT, (LONG_PTR)pPs->hBoldFont);
			return TRUE;
		}
		*(HFONT*)lParam = NULL;
		SetWindowLongPtr(hDlg, DWLP_MSGRESULT, 0l);
		break;

	/**
	* @class	PSM_GETCONTACT
	* @desc	returns the handle to the contact, associated with this propertysheet
	* @param	wParam - index or -1 for current item
	*			lParam - pointer to a HANDLE, which takes the contact handle
	*
	* @return	TRUE if successful, FALSE otherwise
	**/
	case PSM_GETCONTACT:
		if (lParam) {
			CPsTreeItem *pti = ((int)wParam != -1)
				? pPs->pTree->TreeItem((int)wParam)
				: pPs->pTree->CurrentItem();

			// prefer to return the contact accociated with the current page
			if (pti && pti->hContact() != INVALID_CONTACT_ID) {
				*(MCONTACT*)lParam = pti->hContact();
				SetWindowLongPtr(hDlg, DWLP_MSGRESULT, (LONG_PTR)pti->hContact());
				return TRUE;
			}

			// return contact who owns the details dialog
			if (pPs->hContact != INVALID_CONTACT_ID) {
				*(MCONTACT*)lParam = pPs->hContact;
				SetWindowLongPtr(hDlg, DWLP_MSGRESULT, (LONG_PTR)pPs->hContact);
				return TRUE;
			}
			*(HANDLE*)lParam = NULL;
			SetWindowLongPtr(hDlg, DWLP_MSGRESULT, NULL);
		}
		break;

	/**
	* @class	PSM_GETBASEPROTO
	* @desc	returns the basic protocol module for the associated contact
	* @param	wParam - index or -1 for current item
	*			lParam - pointer to a LPCSTR which takes the protocol string pointer
	*
	* @return	TRUE if successful, FALSE otherwise
	**/
	case PSM_GETBASEPROTO:
		if (lParam) {
			CPsTreeItem *pti = ((int)wParam != -1)
				? pPs->pTree->TreeItem((int)wParam)
				: pPs->pTree->CurrentItem();

			if (pti && pti->Proto()) {
				// return custom protocol for the current page
				*(LPCSTR*)lParam = pti->Proto();
				SetWindowLongPtr(hDlg, DWLP_MSGRESULT, (LONG_PTR)pti->Proto());
				return TRUE;
			}

			if (*pPs->pszProto) {
				// return global protocol
				*(LPSTR*)lParam = pPs->pszProto;
				SetWindowLongPtr(hDlg, DWLP_MSGRESULT, (LONG_PTR)pPs->pszProto);
				return TRUE;
			}
		}
		*(LPCSTR*)lParam = NULL;
		SetWindowLongPtr(hDlg, DWLP_MSGRESULT, 0l);
		break;

	/**
	* @class	PSM_ISLOCKED
	* @desc	returns the lock state of the propertysheetpage
	* @param	wParam - not used
	*			lParam - not used
	*
	* @return	TRUE if propertysheet is locked, FALSE if not
	**/
	case PSM_ISLOCKED:
		{
			BYTE bLocked = (pPs->dwFlags & PSF_LOCKED) == PSF_LOCKED;
			SetWindowLongPtr(hDlg, DWLP_MSGRESULT, bLocked);
			return bLocked;
		}

	/**
	* @class	PSM_FORCECHANGED
	* @desc	force all propertysheetpages to update their controls with new values from the database
	* @param	wParam - whether to replace changed settings too or not
		*		lParam - not used
	*
	* @return	always FALSE
	**/
	case PSM_FORCECHANGED:
		if (!(pPs->dwFlags & PSF_LOCKED)) {
			BYTE bChanged;

			pPs->dwFlags |= PSF_LOCKED;
			if (bChanged = pPs->pTree->OnInfoChanged())
				pPs->dwFlags |= PSF_CHANGED;
			else
				pPs->dwFlags &= ~PSF_CHANGED;
			pPs->dwFlags &= ~PSF_LOCKED;
			EnableWindow(GetDlgItem(hDlg, IDAPPLY), bChanged);
		}
		break;

	/**
	* @class	PSM_DLGMESSAGE
	* @desc	Sends a message to a specified propertysheetpage
	* @param	wParam - not used
	*			lParam - LPDLGCOMMAND structure, which contains information about the message to forward
	*
	* @return	E_FAIL if the page was not found
	**/
	case PSM_DLGMESSAGE:
		{
			LPDLGCOMMAND pCmd = (LPDLGCOMMAND)lParam;
			CPsTreeItem *pti;
		
			if (pCmd && (pti = pPs->pTree->FindItemByResource(pCmd->hInst, pCmd->idDlg)) &&	pti->Wnd()) {
				if (!pCmd->idDlgItem)
					return SendMessage(pti->Wnd(), pCmd->uMsg, pCmd->wParam, pCmd->lParam);
				else
					return SendDlgItemMessage(pti->Wnd(), pCmd->idDlgItem, pCmd->uMsg, pCmd->wParam, pCmd->lParam);
			}
		}
		return E_FAIL;

	/**
	* @class	PSM_GETPAGEHWND
	* @desc	get the window handle for a specified propertysheetpage
	* @param	wParam - recource id of the dialog recource
	*			lParam - hinstance of the plugin, which created the dialog box
	*
	* @return	TRUE if handle was found and dialog was created before, false otherwise
	**/
	case PSM_GETPAGEHWND:
		if (CPsTreeItem *pti = pPs->pTree->FindItemByResource((HINSTANCE)lParam, wParam)) {
			SetWindowLongPtr(hDlg, DWLP_MSGRESULT, (LONG_PTR)pti->Wnd());
			return (pti->Wnd() != NULL);
		}
		return FALSE;

	case PSM_ISAEROMODE:
		{
			BYTE bIsAeroMode = IsAeroMode();
			if (lParam)
				*(BYTE*)lParam = bIsAeroMode;
			return (INT_PTR)bIsAeroMode;
		}

	/**
	* @class	HM_SETWINDOWTITLE
	* @desc	set the window title and text of the infobar
	* @param	wParam - not used
	*			lParam - DBCONTACTWRITESETTING structure if called by HM_SETTING_CHANGED message handler
	*
	* @return	FALSE
	**/
	case HM_SETWINDOWTITLE:
	{
		DBCONTACTWRITESETTING* pdbcws = (DBCONTACTWRITESETTING*)lParam;

		LPCTSTR pszName;
		if (!pPs->hContact)
			pszName = TranslateT("Owner");
		else if (pdbcws && pdbcws->value.type == DBVT_TCHAR)
			pszName = pdbcws->value.ptszVal;
		else
			pszName = DB::Contact::DisplayName(pPs->hContact);

		HWND hName = GetDlgItem(hDlg, TXT_NAME);
		SetWindowText(hName, pszName);
		SetWindowText(hDlg, CMString(FORMAT, _T("%s - %s"), pszName, TranslateT("Edit Contact Information")));
		SetDlgItemText(hDlg, IDC_HEADERBAR, CMString(FORMAT, _T("%s\n%s"), TranslateT("Edit Contact Information"), pszName));

		// redraw the name control
		POINT	pt = { 0, 0 };
		ScreenToClient(hDlg, &pt);
		RECT rc;
		GetWindowRect(hName, &rc);
		OffsetRect(&rc, pt.x, pt.y);
		InvalidateRect(hDlg, &rc, TRUE);
		break;
	}

	/**
	* @class	HM_RELOADICONS
	* @desc	handles the changed icon event from the icolib plugin and reloads all icons
	* @param	wParam - not used
	*			lParam - not used
	*
	* @return	FALSE
	**/
	case HM_RELOADICONS:
	{
		HWND	hCtrl;
		HICON	hIcon;
		static const ICONCTRL idIcon[] = {
			{ ICO_DLG_DETAILS,	STM_SETIMAGE,	ICO_DLGLOGO	},
			{ ICO_BTN_UPDATE,	BM_SETIMAGE,	BTN_UPDATE	},
			{ ICO_BTN_OK,		BM_SETIMAGE,	IDOK		},
			{ ICO_BTN_CANCEL,	BM_SETIMAGE,	IDCANCEL	},
			{ ICO_BTN_APPLY,	BM_SETIMAGE,	IDAPPLY		}
		};
		
		const int numIconsToSet = db_get_b(NULL, MODNAME, SET_ICONS_BUTTONS, 1) ? SIZEOF(idIcon) : 1;
		
		IcoLib_SetCtrlIcons(hDlg, idIcon, numIconsToSet);
		
		if (hCtrl = GetDlgItem(hDlg, BTN_IMPORT)) {
			hIcon = Skin_GetIcon(ICO_BTN_IMPORT);
			SendMessage(hCtrl, BM_SETIMAGE, IMAGE_ICON, (LPARAM)hIcon);
			SetWindowText(hCtrl, hIcon ? _T("") : _T("I"));
		}
		if (hCtrl = GetDlgItem(hDlg, BTN_EXPORT)) {
			hIcon = Skin_GetIcon(ICO_BTN_EXPORT);
			SendMessage(hCtrl, BM_SETIMAGE, IMAGE_ICON, (LPARAM)hIcon);
			SetWindowText(hCtrl, hIcon ? _T("") : _T("E"));
		}
		// update page icons
		if (PtrIsValid(pPs) && (pPs->dwFlags & PSF_INITIALIZED))
			pPs->pTree->OnIconsChanged();
		break;
	}

	/**
	* @class	M_CHECKONLINE
	* @desc	determines whether miranda is online or not
	* @param	wParam - not used
	*			lParam - not used
	*
	* @return	TRUE if online, FALSE if offline
	**/
	case M_CHECKONLINE:
	{
		if (IsProtoOnline(pPs->pszProto))
		{
			EnableWindow(GetDlgItem(hDlg, BTN_UPDATE), !IsWindowVisible(GetDlgItem(hDlg, TXT_UPDATING)));
			return TRUE;
		}

		EnableWindow(GetDlgItem(hDlg, BTN_UPDATE), FALSE);
		EnableWindow(GetDlgItem(hDlg, TXT_UPDATING), FALSE);
		break;
	}

	/**
	* @class	HM_PROTOACK
	* @desc	handles all acks from the protocol plugin
	* @param	wParam - not used
	*			lParam - pointer to a ACKDATA structure
	*
	* @return	FALSE
	**/
	case HM_PROTOACK:
	{
		ACKDATA *ack = (ACKDATA*)lParam;
		int i, iSubContact;

		if (!ack->hContact && ack->type == ACKTYPE_STATUS)
			return DlgProc(hDlg, M_CHECKONLINE, NULL, NULL);
		
		switch (ack->type) {
		case ACKTYPE_SETINFO:
			if (ack->hContact != pPs->hContact || !pPs->pUpload || pPs->pUpload->Handle() != ack->hProcess)
				break;
			if (ack->result == ACKRESULT_SUCCESS) {
				ShowWindow(GetDlgItem(hDlg, TXT_UPDATING), SW_HIDE);
				KillTimer(hDlg, TIMERID_UPDATING);
				// upload next protocols contact information
				switch (pPs->pUpload->UploadNext()) {
				case CPsUpload::UPLOAD_FINISH_CLOSE:
					MIR_DELETE(pPs->pUpload);
					DestroyWindow(hDlg);
				case CPsUpload::UPLOAD_CONTINUE:
					return FALSE;
				case CPsUpload::UPLOAD_FINISH:
					MIR_DELETE(pPs->pUpload);
					break;
				}
				DlgProc(hDlg, M_CHECKONLINE, NULL, NULL);
				EnableWindow(pPs->pTree->Window(), TRUE);
				if (CPsTreeItem *pti = pPs->pTree->CurrentItem())
					EnableWindow(pti->Wnd(), TRUE);
				EnableWindow(GetDlgItem(hDlg, IDOK), TRUE);
				pPs->dwFlags &= ~PSF_LOCKED;
			}
			else if (ack->result == ACKRESULT_FAILED)	{
				MsgBox(hDlg, MB_ICON_WARNING,
					LPGENT("Upload ICQ Details"),
					LPGENT("Upload failed"),
					LPGENT("Your details were not uploaded successfully.\nThey were written to database only."));
				KillTimer(hDlg, TIMERID_UPDATING);
				ShowWindow(GetDlgItem(hDlg, TXT_UPDATING), SW_HIDE);
				DlgProc(hDlg, M_CHECKONLINE, NULL, NULL);

				// upload next protocols contact information
				switch (pPs->pUpload->UploadNext()) {
				case CPsUpload::UPLOAD_FINISH_CLOSE:
					MIR_DELETE(pPs->pUpload);
					DestroyWindow(hDlg);
				case CPsUpload::UPLOAD_CONTINUE:
					return 0;
				case CPsUpload::UPLOAD_FINISH:
					MIR_DELETE(pPs->pUpload);
					break;
				}
				if (CPsTreeItem *pti = pPs->pTree->CurrentItem())
					EnableWindow(pti->Wnd(), TRUE);

				// activate all controls again
				EnableWindow(pPs->pTree->Window(), TRUE);
				EnableWindow(GetDlgItem(hDlg, IDOK), TRUE);
				pPs->dwFlags &= ~PSF_LOCKED;
			}
			break;

		case ACKTYPE_GETINFO:
			// is contact the owner of the dialog or any metasubcontact of the owner? skip handling otherwise!
			if (ack->hContact != pPs->hContact) {
				if (!myGlobals.szMetaProto)
					break;

				if (!db_get_b(NULL, MODNAME, SET_META_SCAN, TRUE))
					break;

				for (i = 0; i < pPs->nSubContacts; i++) {
					if (pPs->infosUpdated[i].hContact == ack->hContact) {
						iSubContact = i;
						break;
					}
				}
				if (i == pPs->nSubContacts)
					break;
			}
			else iSubContact = 0;

			// if they're not gonna send any more ACK's don't let that mean we should crash
			if (!pPs->infosUpdated || (!ack->hProcess && !ack->lParam)) {
				ResetUpdateInfo(pPs);

				ShowWindow(GetDlgItem(hDlg, TXT_UPDATING), SW_HIDE);
				KillTimer(hDlg, TIMERID_UPDATING);
				DlgProc(hDlg, M_CHECKONLINE, NULL, NULL);
				break;
			}

			if (iSubContact < pPs->nSubContacts) {
				// init the acks structure for a sub contact
				if (pPs->infosUpdated[iSubContact].acks == NULL) {
					pPs->infosUpdated[iSubContact].acks = (LPINT)mir_calloc(sizeof(int)* (int)(INT_PTR)ack->hProcess);
					pPs->infosUpdated[iSubContact].count = (int)(INT_PTR)ack->hProcess;
				}

				if (ack->result == ACKRESULT_SUCCESS || ack->result == ACKRESULT_FAILED)
					pPs->infosUpdated[iSubContact].acks[ack->lParam] = 1;

				// check for pending tasks
				for (iSubContact = 0; iSubContact < pPs->nSubContacts; iSubContact++) {
					for (i = 0; i < pPs->infosUpdated[iSubContact].count; i++)
						if (pPs->infosUpdated[iSubContact].acks[i] == 0)
							break;

					if (i < pPs->infosUpdated[iSubContact].count)
						break;
				}
			}

			// all acks are done, finish updating
			if (iSubContact >= pPs->nSubContacts) {
				ResetUpdateInfo(pPs);
				ShowWindow(GetDlgItem(hDlg, TXT_UPDATING), SW_HIDE);
				KillTimer(hDlg, TIMERID_UPDATING);
				DlgProc(hDlg, M_CHECKONLINE, NULL, NULL);
			}
		}
		break;
	}

	/**
	* @class	HM_SETTING_CHANGED
	* @desc	This message is called by the ME_DB_CONTACT_SETTINGCHANGED event and forces all
	*			unedited settings in the propertysheetpages to be updated
	* @param	wParam	- handle to the contact whose settings are to be changed
	*			lParam	- DBCONTACTWRITESETTING structure that identifies the changed setting
	* @return	FALSE
	**/
	case HM_SETTING_CHANGED:
		if (!(pPs->dwFlags & PSF_LOCKED)) {
			MCONTACT hContact = wParam;
			DBCONTACTWRITESETTING *pdbcws = (DBCONTACTWRITESETTING*)lParam;

			if (hContact != pPs->hContact) {
				if (!myGlobals.szMetaProto)
					break;
				if (pPs->hContact != db_mc_getMeta(hContact))
					break;
				if (!db_get_b(NULL, MODNAME, SET_META_SCAN, TRUE))
					break;
			}

			if ( !lstrcmpA(pdbcws->szSetting, SET_CONTACT_MYHANDLE) || !lstrcmpA(pdbcws->szSetting, SET_CONTACT_NICK)) {
				// force the update of all propertysheetpages
				DlgProc(hDlg, PSM_FORCECHANGED, NULL, NULL);
				// update the windowtitle
				DlgProc(hDlg, HM_SETWINDOWTITLE, NULL, lParam);
			}
			else if ( !lstrcmpA(pdbcws->szModule, USERINFO) || !lstrcmpA(pdbcws->szModule, pPs->pszProto) || !lstrcmpA(pdbcws->szModule, MOD_MBIRTHDAY)) {
				// force the update of all propertysheetpages
				DlgProc(hDlg, PSM_FORCECHANGED, NULL, NULL);
			}
		}
		break;

	case WM_NOTIFY:
		switch (wParam) {

			//
			// Notification Messages sent by the TreeView
			//
			case STATIC_TREE:
				switch (((LPNMHDR)lParam)->code) {
				case TVN_SELCHANGING:
					pPs->dwFlags |= PSF_LOCKED;
					pPs->pTree->OnSelChanging();
					pPs->dwFlags &= ~PSF_LOCKED;
					break;

				case TVN_SELCHANGED:
					if (pPs->dwFlags & PSF_INITIALIZED) {
						pPs->dwFlags |= PSF_LOCKED;
						pPs->pTree->OnSelChanged((LPNMTREEVIEW)lParam);
						if (pPs->pTree->CurrentItem()) {
							RECT rc;
							POINT pt = { 0, 0 };

							GetWindowRect(GetDlgItem(hDlg, IDC_PAGETITLE), &rc);
							ScreenToClient(hDlg, &pt);
							OffsetRect(&rc, pt.x, pt.y);
							SetDlgItemText(hDlg, IDC_PAGETITLE, pPs->pTree->CurrentItem()->Label());
							InvalidateRect(GetDlgItem(hDlg, IDC_PAGETITLEBG), &rc, TRUE);
							InvalidateRect(hDlg, &rc, TRUE);
						}
						pPs->dwFlags &= ~PSF_LOCKED;
					}
					break;

				case TVN_BEGINDRAG:
					{
						LPNMTREEVIEW nmtv = (LPNMTREEVIEW)lParam;
						if (nmtv->itemNew.hItem == TreeView_GetSelection(nmtv->hdr.hwndFrom)) {
							SetCapture(hDlg);
							pPs->pTree->BeginDrag(nmtv->itemNew.hItem);
						}
						TreeView_SelectItem(nmtv->hdr.hwndFrom, nmtv->itemNew.hItem);
					}
					break;

				case TVN_ITEMEXPANDED:
					pPs->pTree->AddFlags(PSTVF_STATE_CHANGED);
					break;

				case NM_KILLFOCUS:
					KillTimer(hDlg, TIMERID_RENAME);
					break;

				case NM_CLICK:
					{
						TVHITTESTINFO hti;
						GetCursorPos(&hti.pt);
						ScreenToClient(pPs->pTree->Window(), &hti.pt);
						TreeView_HitTest(pPs->pTree->Window(), &hti);
						if ((hti.flags & (TVHT_ONITEM | TVHT_ONITEMRIGHT)) && hti.hItem == TreeView_GetSelection(pPs->pTree->Window()))
							SetTimer(hDlg, TIMERID_RENAME, 500, NULL);
					}
					break;

				case NM_RCLICK:
					pPs->pTree->PopupMenu();
					return 0;
				}
				break;
		}
		break;
	
	case WM_MOUSEMOVE:
		if (pPs->pTree->IsDragging()) {
			TVHITTESTINFO hti;

			hti.pt.x = (SHORT)LOWORD(lParam);
			hti.pt.y = (SHORT)HIWORD(lParam);
			MapWindowPoints(hDlg, pPs->pTree->Window(), &hti.pt, 1);
			TreeView_HitTest(pPs->pTree->Window(), &hti);

			if (hti.flags & (TVHT_ONITEM|TVHT_ONITEMRIGHT)) {
				// check where over the item, the pointer is
				RECT rc;
				if (TreeView_GetItemRect(pPs->pTree->Window(), hti.hItem, &rc, FALSE)) {
					BYTE height = (BYTE)(rc.bottom - rc.top);

					if (hti.pt.y - (height / 3) < rc.top) {
						SetCursor(LoadCursor(NULL, IDC_ARROW));
						TreeView_SetInsertMark(pPs->pTree->Window(), hti.hItem, 0);
					}
					else
					if (hti.pt.y + (height / 3) > rc.bottom) {
						SetCursor(LoadCursor(NULL, IDC_ARROW));
						TreeView_SetInsertMark(pPs->pTree->Window(), hti.hItem, 1);
					}
					else {
						TreeView_SetInsertMark(pPs->pTree->Window(), NULL, 0);
						SetCursor(LoadCursor(ghInst, MAKEINTRESOURCE(CURSOR_ADDGROUP)));
					}
				}
			}
			else {
				if (hti.flags & TVHT_ABOVE) SendMessage(pPs->pTree->Window(), WM_VSCROLL, MAKEWPARAM(SB_LINEUP, 0), 0);
				if (hti.flags & TVHT_BELOW) SendMessage(pPs->pTree->Window(), WM_VSCROLL, MAKEWPARAM(SB_LINEDOWN, 0), 0);
				TreeView_SetInsertMark(pPs->pTree->Window(), NULL, 0);
			}
		}
		break;
	
	case WM_LBUTTONUP:
		// drop item
		if (pPs->pTree->IsDragging()) {
			RECT rc;
			bool bAsChild = false;

			TreeView_SetInsertMark(pPs->pTree->Window(), NULL, 0);
			ReleaseCapture();
			SetCursor(LoadCursor(NULL, IDC_ARROW));
			
			TVHITTESTINFO hti;
			hti.pt.x = (SHORT)LOWORD(lParam);
			hti.pt.y = (SHORT)HIWORD(lParam);
			MapWindowPoints(hDlg, pPs->pTree->Window(), &hti.pt, 1);
			TreeView_HitTest(pPs->pTree->Window(), &hti);

			if (hti.hItem == pPs->pTree->DragItem()) {
				pPs->pTree->EndDrag();
				break;
			}

			if (hti.flags & TVHT_ABOVE)
				hti.hItem = TVI_FIRST;
			else if (hti.flags & (TVHT_NOWHERE|TVHT_BELOW))
				hti.hItem = TVI_LAST;
			else if (hti.flags & (TVHT_ONITEM|TVHT_ONITEMRIGHT)) {
				// check where over the item, the pointer is
				if (!TreeView_GetItemRect(pPs->pTree->Window(), hti.hItem, &rc, FALSE)) {
					pPs->pTree->EndDrag();
					break;
				}
				BYTE height = (BYTE)(rc.bottom - rc.top);

				if (hti.pt.y - (height / 3) < rc.top) {
					HTREEITEM hItem = hti.hItem;

					if (!(hti.hItem = TreeView_GetPrevSibling(pPs->pTree->Window(), hItem))) {
						if (!(hti.hItem = TreeView_GetParent(pPs->pTree->Window(), hItem)))
							hti.hItem = TVI_FIRST;
						else
							bAsChild = true;
					}
				}
				else if (hti.pt.y + (height / 3) <= rc.bottom)
					bAsChild = true;
			}	
			pPs->pTree->MoveItem(pPs->pTree->DragItem(), hti.hItem, bAsChild);
			pPs->pTree->EndDrag();
		}
		break; 
	
	case WM_COMMAND:
		switch (LOWORD(wParam)) {
		case IDCANCEL:
			pPs->pTree->OnCancel();
			DestroyWindow(hDlg);
			break;

		/**
		*	name:	IDOK / IDAPPLY
		*	desc:	user clicked on apply or ok button in order to save changes
		**/
		case IDOK:
		case IDAPPLY:
			if (pPs->dwFlags & PSF_CHANGED) {
				// kill focus from children to make sure all data can be saved (ComboboxEx)
				SetFocus(hDlg);

				pPs->dwFlags |= PSF_LOCKED;
				if (pPs->pTree->OnApply()) {
					pPs->dwFlags &= ~(PSF_LOCKED | PSF_CHANGED);
					break;
				}

				pPs->dwFlags &= ~PSF_CHANGED;
				EnableWindow(GetDlgItem(hDlg, IDAPPLY), FALSE);
				CallService(MS_CLIST_INVALIDATEDISPLAYNAME, (WPARAM)pPs->hContact, NULL);

				// need to upload owners settings
				if (!pPs->hContact && myGlobals.CanChangeDetails && db_get_b(NULL, MODNAME, SET_PROPSHEET_CHANGEMYDETAILS, FALSE)) {
					if (pPs->pUpload = new CPsUpload(pPs, LOWORD(wParam) == IDOK)) {
						if (pPs->pUpload->UploadFirst() == CPsUpload::UPLOAD_CONTINUE)
							break;
						MIR_DELETE(pPs->pUpload);
					}
				}
				pPs->dwFlags &= ~PSF_LOCKED;
			}
			if (LOWORD(wParam) == IDOK)
				DestroyWindow(hDlg);
			break;

		case BTN_UPDATE:
			if (pPs->hContact != NULL) {
				ResetUpdateInfo(pPs);

				mir_snprintf(pPs->szUpdating, SIZEOF(pPs->szUpdating), "%s (%s)", Translate("Updating"), pPs->pszProto);

				// need meta contact's subcontact information
				if (DB::Module::IsMetaAndScan(pPs->pszProto)) {
					// count valid subcontacts whose protocol supports the PSS_GETINFO service to update the information
					int numSubs = DB::MetaContact::SubCount(pPs->hContact);
					for (int i = 0; i < numSubs; i++) {
						MCONTACT hSubContact = DB::MetaContact::Sub(pPs->hContact, i);
						if (hSubContact != NULL) {
							if (ProtoServiceExists(DB::Contact::Proto(hSubContact), PSS_GETINFO)) {
								pPs->infosUpdated = (TAckInfo*)mir_realloc(pPs->infosUpdated, sizeof(TAckInfo)* (pPs->nSubContacts + 1));
								pPs->infosUpdated[pPs->nSubContacts].hContact = hSubContact;
								pPs->infosUpdated[pPs->nSubContacts].acks = NULL;
								pPs->infosUpdated[pPs->nSubContacts].count = 0;
								pPs->nSubContacts++;
							}
						}
					}

					if (pPs->nSubContacts != 0) {
						BYTE bDo = FALSE;

						// call the services
						for (int i = 0; i < pPs->nSubContacts; i++)
						if (!CallContactService(pPs->infosUpdated[pPs->nSubContacts].hContact, PSS_GETINFO, NULL, NULL))
							bDo = TRUE;

						if (bDo) {
							EnableWindow(GetDlgItem(hDlg, BTN_UPDATE), FALSE);
							ShowWindow(GetDlgItem(hDlg, TXT_UPDATING), SW_SHOW);
							SetTimer(hDlg, TIMERID_UPDATING, 100, NULL);
						}
					}
				}
				else if (!CallContactService(pPs->hContact, PSS_GETINFO, NULL, NULL)) {
					pPs->infosUpdated = (TAckInfo*)mir_calloc(sizeof(TAckInfo));
					pPs->infosUpdated[0].hContact = pPs->hContact;
					pPs->nSubContacts = 1;

					EnableWindow(GetDlgItem(hDlg, BTN_UPDATE), FALSE);
					ShowWindow(GetDlgItem(hDlg, TXT_UPDATING), SW_SHOW);
					SetTimer(hDlg, TIMERID_UPDATING, 100, NULL);
				}
			}
			break;

		case BTN_IMPORT:
			svcExIm_ContactImport_Service((WPARAM)pPs->hContact, 0);
			break;

		case BTN_EXPORT:
			// save changes before exporting data
			DlgProc(hDlg, WM_COMMAND, MAKEWPARAM(IDAPPLY, BN_CLICKED), (LPARAM)GetDlgItem(hDlg, IDAPPLY));
			// do the exporting stuff
			svcExIm_ContactExport_Service((WPARAM)pPs->hContact, 0);
			break;
		}
		break;

	case WM_CLOSE:
		DlgProc(hDlg, WM_COMMAND, MAKEWPARAM(IDCANCEL, BN_CLICKED), (LPARAM)GetDlgItem(hDlg, IDCANCEL));
		break;

	case WM_DESTROY:
		// hide before destroy
		ShowWindow(hDlg, SW_HIDE);

		ResetUpdateInfo(pPs);

		// avoid any further message processing for this dialog page
		WindowList_Remove(ghWindowList, hDlg);
		SetUserData(hDlg, NULL);

		// unhook events and stop timers
		KillTimer(hDlg, TIMERID_RENAME);
		UnhookEvent(pPs->hProtoAckEvent);
		UnhookEvent(pPs->hSettingChanged);
		UnhookEvent(pPs->hIconsChanged);
			
		// save my window position
		Utils_SaveWindowPosition(hDlg, NULL, MODNAME, "DetailsDlg");

		// save current tree and destroy it
		if (pPs->pTree != NULL) {
			// save tree's current look
			pPs->pTree->SaveState();
			delete pPs->pTree;
			pPs->pTree = NULL;
		}

		DeleteObject(pPs->hCaptionFont);
		DeleteObject(pPs->hBoldFont);
		mir_free(pPs); pPs = NULL;
	}
	return FALSE;
}