Index: src/chext/MenuExt.cpp
===================================================================
diff -u -N -r9227280f45190af35bc63d25b0be65681f76de3b -rd5c3edd0d167db9b5d47d04248820fda49499a5e
--- src/chext/MenuExt.cpp	(.../MenuExt.cpp)	(revision 9227280f45190af35bc63d25b0be65681f76de3b)
+++ src/chext/MenuExt.cpp	(.../MenuExt.cpp)	(revision d5c3edd0d167db9b5d47d04248820fda49499a5e)
@@ -1,670 +1,670 @@
-/***************************************************************************
-*   Copyright (C) 2001-2008 by J�zef Starosczyk                           *
-*   ixen@copyhandler.com                                                  *
-*                                                                         *
-*   This program is free software; you can redistribute it and/or modify  *
-*   it under the terms of the GNU Library General Public License          *
-*   (version 2) as published by the Free Software Foundation;             *
-*                                                                         *
-*   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 Library 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 "stdafx.h"
-#include "chext.h"
-#include "MenuExt.h"
-#include "clipboard.h"
-#include "..\common\ipcstructs.h"
-#include "..\common\FileSupport.h"
-#include "stdio.h"
-#include "memory.h"
-#include "StringHelpers.h"
-#include "chext-utils.h"
-
-extern CSharedConfigStruct* g_pscsShared;
-
-// globals
-void CutAmpersands(LPTSTR lpszString)
-{
-	int iOffset=0;
-	size_t iLength=_tcslen(lpszString);
-	for (size_t j=0;j<iLength;j++)
-	{
-		if (lpszString[j] == _T('&'))
-			iOffset++;
-		else
-			if (iOffset != 0)
-				lpszString[j-iOffset]=lpszString[j];
-	}
-	lpszString[iLength-iOffset]=_T('\0');
-}
-
-/////////////////////////////////////////////////////////////////////////////
-// CMenuExt
-CMenuExt::CMenuExt() :
-	m_piShellExtControl(NULL)
-{
-	CoCreateInstance(CLSID_CShellExtControl, NULL, CLSCTX_ALL, IID_IShellExtControl, (void**)&m_piShellExtControl);
-}
-
-CMenuExt::~CMenuExt()
-{
-	if(m_piShellExtControl)
-	{
-		m_piShellExtControl->Release();
-		m_piShellExtControl = NULL;
-	}
-}
-
-HRESULT CMenuExt::HandleMenuMsg(UINT uMsg, WPARAM wParam, LPARAM lParam)
-{
-//	OTF("CMenuExt::HandleMenuMsg\r\n");
-	return HandleMenuMsg2(uMsg, wParam, lParam, NULL);
-}
-
-HRESULT CMenuExt::HandleMenuMsg2(UINT uMsg, WPARAM /*wParam*/, LPARAM lParam, LRESULT* /*plResult*/)
-{
-	switch(uMsg)
-	{
-	case WM_INITMENUPOPUP:
-		{
-//			OTF("CMenuExt::HandleMenuMsg2 / Init menu popup\r\n");
-			break;
-		}
-		
-	case WM_DRAWITEM:
-		{
-//			OTF("CMenuExt::HandleMenuMsg2 / Drawitem\r\n");
-			LPDRAWITEMSTRUCT lpdis=(LPDRAWITEMSTRUCT) lParam;
-			DrawMenuItem(lpdis);
-			break;
-		}
-		
-	case WM_MEASUREITEM:
-		{
-//			OTF("CMenuExt::HandleMenuMsg2 / MeasureItem\r\n");
-			LPMEASUREITEMSTRUCT lpmis=(LPMEASUREITEMSTRUCT)lParam;
-
-			// establish display text
-			int iShortcutIndex=(lpmis->itemID-m_uiFirstID-5)%g_pscsShared->iShortcutsCount;
-			_SHORTCUT* pShortcuts = g_pscsShared->GetShortcutsPtr();
-
-			// measure the text
-			HWND hDesktop=GetDesktopWindow();
-			HDC hDC=GetDC(hDesktop);
-
-			// get menu logfont
-			NONCLIENTMETRICS ncm;
-			ncm.cbSize=sizeof(NONCLIENTMETRICS);
-			SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(NONCLIENTMETRICS), &ncm, 0);
-
-			HFONT hFont=CreateFontIndirect(&ncm.lfMenuFont);
-			HFONT hOldFont=(HFONT)SelectObject(hDC, hFont);
-
-			// calc text size
-			SIZE size;
-			GetTextExtentPoint32(hDC, pShortcuts[iShortcutIndex].szName, (int)_tcslen(pShortcuts[iShortcutIndex].szName), &size);
-
-			// restore old settings
-			SelectObject(hDC, hOldFont);
-			ReleaseDC(hDesktop, hDC);
-
-			// set
-			lpmis->itemWidth=size.cx+GetSystemMetrics(SM_CXMENUCHECK)+2*GetSystemMetrics(SM_CXSMICON);
-			lpmis->itemHeight = __max(size.cy+3, GetSystemMetrics(SM_CYMENU)+3);
-
-			break;
-		}
-	}
-
-	return S_OK;
-}
-
-void CMenuExt::DrawMenuItem(LPDRAWITEMSTRUCT lpdis)
-{
-	// check if menu
-	if (lpdis->CtlType != ODT_MENU)
-		return;
-
-	// margins and other stuff
-	const int iSmallIconWidth=GetSystemMetrics(SM_CXSMICON);
-	const int iSmallIconHeight=GetSystemMetrics(SM_CYSMICON);
-	const int iLeftMargin=GetSystemMetrics(SM_CXMENUCHECK)/2;
-	const int iRightMargin=GetSystemMetrics(SM_CXMENUCHECK)-iLeftMargin;
-	
-	int iShortcutIndex=(lpdis->itemID-m_uiFirstID-5)%g_pscsShared->iShortcutsCount;
-	_SHORTCUT* pShortcuts=g_pscsShared->GetShortcutsPtr();
-
-	// text color
-	HBRUSH hbr;
-	if (lpdis->itemState & ODS_SELECTED)
-	{
-		SetTextColor(lpdis->hDC, GetSysColor(COLOR_HIGHLIGHTTEXT));
-		SetBkColor(lpdis->hDC, GetSysColor(COLOR_HIGHLIGHT));
-		hbr=CreateSolidBrush(GetSysColor(COLOR_HIGHLIGHT));
-	}
-	else
-	{
-		SetTextColor(lpdis->hDC, GetSysColor(COLOR_MENUTEXT));
-		SetBkColor(lpdis->hDC, GetSysColor(COLOR_MENU));
-		hbr=CreateSolidBrush(GetSysColor(COLOR_MENU));
-	}
-
-	// draw background
-	RECT rcSelect=lpdis->rcItem;
-	rcSelect.top++;
-	rcSelect.bottom--;
-
-	FillRect(lpdis->hDC, &rcSelect, hbr);
-	DeleteObject(hbr);
-
-	// get img list
-	SHFILEINFO sfi;
-	HIMAGELIST himl=(HIMAGELIST)SHGetFileInfo(pShortcuts[iShortcutIndex].szPath, FILE_ATTRIBUTE_NORMAL, &sfi, sizeof(SHFILEINFO), SHGFI_SMALLICON | SHGFI_ICON | SHGFI_SYSICONINDEX);
-	ImageList_Draw(himl, sfi.iIcon, lpdis->hDC, lpdis->rcItem.left+iLeftMargin,
-		lpdis->rcItem.top+(lpdis->rcItem.bottom-lpdis->rcItem.top+1-iSmallIconHeight)/2, ILD_TRANSPARENT);
-
-	RECT rcText;
-	rcText.left=iLeftMargin+iSmallIconWidth+iRightMargin;
-	rcText.top=lpdis->rcItem.top;
-	rcText.right=lpdis->rcItem.right;
-	rcText.bottom=lpdis->rcItem.bottom;
-
-//	OTF("Drawing text: %s\r\n", pShortcuts[iShortcutIndex].szName);
-	DrawText(lpdis->hDC, pShortcuts[iShortcutIndex].szName, -1, &rcText, DT_LEFT | DT_SINGLELINE | DT_VCENTER);
-}
-
-STDMETHODIMP CMenuExt::QueryContextMenu(HMENU hmenu, UINT indexMenu, UINT idCmdFirst, UINT /*idCmdLast*/, UINT /*uFlags*/)
-{
-	// check options
-	HRESULT hResult = IsShellExtEnabled(m_piShellExtControl);
-	if(FAILED(hResult) || hResult == S_FALSE)
-		return hResult;
-
-	// find ch window
-	HWND hWnd;
-	hWnd=::FindWindow(_T("Copy Handler Wnd Class"), _T("Copy handler"));
-	if(!hWnd)
-		return S_OK;
-
-/*	OTF("CMenuExt::QueryContextMenu - idCmdFirst=%lu, uFlags=%lu (", idCmdFirst, uFlags);
-	if (uFlags & CMF_CANRENAME)
-		OTF("CMF_CANRENAME ");
-	if (uFlags & CMF_DEFAULTONLY)
-		OTF("CMF_DEFAULTONLY ");
-	if (uFlags & CMF_EXPLORE)
-		OTF("CMF_EXPLORE ");
-	if (uFlags & CMF_EXTENDEDVERBS)
-		OTF("CMF_EXTENDEDVERBS ");
-	if (uFlags & CMF_INCLUDESTATIC)
-		OTF("CMF_INCLUDESTATIC ");
-	if (uFlags & CMF_NODEFAULT)
-		OTF("CMF_NODEFAULT ");
-	if (uFlags & CMF_NORMAL)
-		OTF("CMF_NORMAL ");
-	if (uFlags & CMF_NOVERBS)
-		OTF("CMF_NOVERBS ");
-	if (uFlags & CMF_VERBSONLY)
-		OTF("CMF_VERBSONLY ");
-	OTF(")\r\n");
-*/
-	// remember ID of the first command
-	m_uiFirstID=idCmdFirst;
-
-	// current commands count in menu
-	TCHAR szText[_MAX_PATH];
-	int iCount=::GetMenuItemCount(hmenu);
-
-	MENUITEMINFO mii;
-	mii.cbSize=sizeof(mii);
-	mii.fMask=MIIM_TYPE;
-	mii.dwTypeData=szText;
-	mii.cch=_MAX_PATH;
-
-	// find a place where the commands should be inserted
-	for (int i=0;i<iCount;i++)
-	{
-		::GetMenuString(hmenu, i, szText, _MAX_PATH, MF_BYPOSITION);
-		
-		// get rid of &
-		CutAmpersands(szText);
-		_tcslwr(szText);
-
-		// check for texts Wytnij/Wklej/Kopiuj/Cut/Paste/Copy
-		if (_tcsstr(szText, _T("wytnij")) != NULL || _tcsstr(szText, _T("wklej")) != NULL ||
-			_tcsstr(szText, _T("kopiuj")) != NULL || _tcsstr(szText, _T("cut")) != NULL ||
-			_tcsstr(szText, _T("paste")) != NULL || _tcsstr(szText, _T("copy")) != NULL)
-		{
-			// found - find the nearest bar and insert above
-			for (int j=i+1;j<iCount;j++)
-			{
-				// find bar
-				::GetMenuItemInfo(hmenu, j, TRUE, &mii);
-
-				if (mii.fType == MFT_SEPARATOR)
-				{
-					indexMenu=j;
-					j=iCount;
-					i=iCount;
-				}
-			}
-		}
-	}
-
-//	OTF("after placement\r\n");
-
-	// main command adding
-	_COMMAND* pCommand=g_pscsShared->GetCommandsPtr();
-
-	// data about commands
-	int iCommandCount=0;
-	
-	if (!m_bGroupFiles)
-	{
-		// paste
-		if (g_pscsShared->uiFlags & EC_PASTE_FLAG)
-		{
-			::InsertMenu(hmenu, indexMenu++, MF_BYPOSITION | MF_STRING | (IsClipboardFormatAvailable(CF_HDROP) ? MF_ENABLED : MF_GRAYED), 
-				idCmdFirst+0, pCommand[0].szCommand);
-			iCommandCount++;
-		}
-		
-		if (g_pscsShared->uiFlags & EC_PASTESPECIAL_FLAG)
-		{
-			::InsertMenu(hmenu, indexMenu++, MF_BYPOSITION | MF_STRING | (IsClipboardFormatAvailable(CF_HDROP) ? MF_ENABLED : MF_GRAYED), 
-				idCmdFirst+1, pCommand[1].szCommand);
-			iCommandCount++;
-		}
-	}
-
-//	OTF("After group files\r\n");
-
-	if (!m_bBackground)
-	{
-		CreateShortcutsMenu(idCmdFirst+5, g_pscsShared->bShowShortcutIcons);
-//		OTF("after creating shortcuts menu\r\n");
-		
-		// copy to >
-		if (g_pscsShared->uiFlags & EC_COPYTO_FLAG)
-		{
-			mii.cbSize=sizeof(MENUITEMINFO);
-			mii.fMask=MIIM_ID | MIIM_STATE | MIIM_SUBMENU | MIIM_TYPE;
-			mii.fType=MFT_STRING;
-			mii.fState=(g_pscsShared->iShortcutsCount > 0) ? MFS_ENABLED : MFS_GRAYED;
-			mii.wID=idCmdFirst+2;
-			mii.hSubMenu=m_mMenus.hShortcuts[0];
-			mii.dwTypeData=pCommand[2].szCommand;
-			mii.cch=_tcslen(pCommand[2].szCommand);
-
-			::InsertMenuItem(hmenu, indexMenu++, TRUE, &mii);
-//			::InsertMenu(hmenu, indexMenu++, MF_BYPOSITION | MF_POPUP | MF_STRING | ((g_pscsShared->iShortcutsCount > 0) ? MF_ENABLED : MF_GRAYED),
-//				(UINT)m_mMenus.hShortcuts[0], pCommand[2].szCommand);
-			iCommandCount++;
-//			OTF("added menu item\r\n");
-		}
-		
-		// move to >
-		if (g_pscsShared->uiFlags & EC_MOVETO_FLAG)
-		{
-			mii.cbSize=sizeof(MENUITEMINFO);
-			mii.fMask=MIIM_ID | MIIM_STATE | MIIM_SUBMENU | MIIM_TYPE;
-			mii.fType=MFT_STRING;
-			mii.fState=(g_pscsShared->iShortcutsCount > 0) ? MFS_ENABLED : MFS_GRAYED;
-			mii.wID=idCmdFirst+3;
-			mii.hSubMenu=m_mMenus.hShortcuts[1];
-			mii.dwTypeData=pCommand[3].szCommand;
-			mii.cch=_tcslen(pCommand[3].szCommand);
-
-			::InsertMenuItem(hmenu, indexMenu++, TRUE, &mii);
-//			::InsertMenu(hmenu, indexMenu++, MF_BYPOSITION | MF_POPUP | MF_STRING | ((g_pscsShared->iShortcutsCount > 0) ? MF_ENABLED : MF_GRAYED),
-//				(UINT)m_mMenus.hShortcuts[1], pCommand[3].szCommand);
-			iCommandCount++;
-		}
-		
-		// copy/move to special... >
-		if (g_pscsShared->uiFlags & EC_COPYMOVETOSPECIAL_FLAG)
-		{
-			mii.cbSize=sizeof(MENUITEMINFO);
-			mii.fMask=MIIM_ID | MIIM_STATE | MIIM_SUBMENU | MIIM_TYPE;
-			mii.fType=MFT_STRING;
-			mii.fState=(g_pscsShared->iShortcutsCount > 0) ? MFS_ENABLED : MFS_GRAYED;
-			mii.wID=idCmdFirst+4;
-			mii.hSubMenu=m_mMenus.hShortcuts[2];
-			mii.dwTypeData=pCommand[4].szCommand;
-			mii.cch=_tcslen(pCommand[4].szCommand);
-
-			::InsertMenuItem(hmenu, indexMenu++, TRUE, &mii);
-//			::InsertMenu(hmenu, indexMenu++, MF_BYPOSITION | MF_POPUP | MF_STRING | ((g_pscsShared->iShortcutsCount > 0) ? MF_ENABLED : MF_GRAYED),
-//				(UINT)m_mMenus.hShortcuts[2], pCommand[4].szCommand);
-			iCommandCount++;
-		}
-	}
-
-//	OTF("before return\r\n");
-	return MAKE_HRESULT(SEVERITY_SUCCESS, FACILITY_NULL, g_pscsShared->iCommandCount+(m_bBackground ? 0 : 3*g_pscsShared->iShortcutsCount));
-}
-
-void CMenuExt::CreateShortcutsMenu(UINT uiIDBase, bool bOwnerDrawn)
-{
-//	OTF("CreateShortcutsMenu\r\n");
-
-	// tw�rz puste menu
-	m_mMenus.hShortcuts[0]=CreatePopupMenu();
-	m_mMenus.hShortcuts[1]=CreatePopupMenu();
-	m_mMenus.hShortcuts[2]=CreatePopupMenu();
-	
-	// fill with shortcuts
-	_SHORTCUT* pShortcuts=g_pscsShared->GetShortcutsPtr();
-	TCHAR szText[256], szSize[32];
-	ull_t ullFree;
-
-	for (int i=0;i<g_pscsShared->iShortcutsCount;i++)
-	{
-		// modify text
-		if (g_pscsShared->bShowFreeSpace && GetDynamicFreeSpace(pShortcuts[i].szPath, &ullFree, NULL))
-		{
-			_sntprintf(szText, 256 - 1, _T("%s (%s)"), pShortcuts[i].szName, GetSizeString(ullFree, szSize, 32));
-			szText[256 - 1] = _T('\0');
-			_tcsncpy(pShortcuts[i].szName, szText, 127);
-//			OTF("Text to display=%s\r\n", pShortcuts[i].szName);
-			pShortcuts[i].szName[127]=_T('\0');
-		}
-
-		// add to all menus
-		for (int j=0;j<3;j++)
-			::InsertMenu(m_mMenus.hShortcuts[j], i, MF_BYPOSITION | MF_ENABLED | (bOwnerDrawn ? MF_OWNERDRAW : 0), uiIDBase+i+j*g_pscsShared->iShortcutsCount, (bOwnerDrawn ? NULL : pShortcuts[i].szName));
-	}
-}
-
-STDMETHODIMP CMenuExt::GetCommandString(UINT_PTR idCmd, UINT uFlags, UINT* /*pwReserved*/, LPSTR pszName, UINT cchMax)
-{
-	// check options
-	HRESULT hResult = IsShellExtEnabled(m_piShellExtControl);
-	if(FAILED(hResult) || hResult == S_FALSE)
-	{
-		pszName[0] = _T('\0');
-		return hResult;
-	}
-
-	LONG lFlags = eShellExt_None;
-	hResult = m_piShellExtControl->GetFlags(&lFlags);
-	if(FAILED(hResult))
-	{
-		pszName[0] = _T('\0');
-		return hResult;
-	}
-	if(!(lFlags & eShellExt_Enabled))
-	{
-		pszName[0] = _T('\0');
-		return S_OK;
-	}
-
-	if (uFlags == GCS_HELPTEXTW)
-	{
-		USES_CONVERSION;
-		// find window
-		HWND hWnd;
-		hWnd=::FindWindow(_T("Copy Handler Wnd Class"), _T("Copy handler"));
-		if (!hWnd)
-			wcscpy(reinterpret_cast<wchar_t*>(pszName), L"");
-		
-		_COMMAND* pCommand=g_pscsShared->GetCommandsPtr();
-	
-		switch (idCmd)
-		{
-		case 0:
-		case 1:
-		case 2:
-		case 3:
-		case 4:
-			{
-				CT2W ct2w(pCommand[idCmd].szDesc);
-				wcsncpy(reinterpret_cast<wchar_t*>(pszName), ct2w, cchMax);
-				break;
-			}
-		default:
-			_SHORTCUT* pShortcuts = g_pscsShared->GetShortcutsPtr();
-			if ((int)(idCmd-5) < g_pscsShared->iShortcutsCount*3)
-			{
-				CT2W ct2w(pShortcuts[(idCmd-5)%g_pscsShared->iShortcutsCount].szPath);
-				wcsncpy(reinterpret_cast<wchar_t*>(pszName), ct2w, cchMax);
-			}
-			else
-				wcsncpy(reinterpret_cast<wchar_t*>(pszName), L"", cchMax);
-		}
-	}
-	if (uFlags == GCS_HELPTEXTA)
-	{
-		// find window
-		HWND hWnd;
-		hWnd=::FindWindow(_T("Copy Handler Wnd Class"), _T("Copy handler"));
-		
-		if (!hWnd)
-			strcpy(pszName, "");
-
-		_COMMAND* pCommand=g_pscsShared->GetCommandsPtr();
-		
-		switch (idCmd)
-		{
-		case 0:
-		case 1:
-		case 2:
-		case 3:
-		case 4:
-			{
-				CT2A ct2a(pCommand[idCmd].szDesc);
-				strncpy(reinterpret_cast<char*>(pszName), ct2a, cchMax);
-				break;
-			}
-		default:	// rest of commands
-			_SHORTCUT* pShortcuts = g_pscsShared->GetShortcutsPtr();
-			if ((int)(idCmd-5) < g_pscsShared->iShortcutsCount*3)
-			{
-				CT2A ct2a(pShortcuts[(idCmd-5)%g_pscsShared->iShortcutsCount].szPath);
-				strncpy(pszName, ct2a, cchMax);
-			}
-			else
-				strncpy(pszName, "", cchMax);
-		}
-	}
-
-	return S_OK;
-}
-
-
-STDMETHODIMP CMenuExt::Initialize(LPCITEMIDLIST pidlFolder, LPDATAOBJECT lpdobj, HKEY /*hkeyProgID*/)
-{
-	// check options
-	HRESULT hResult = IsShellExtEnabled(m_piShellExtControl);
-	if(FAILED(hResult) || hResult == S_FALSE)
-		return hResult;
-
-	// find ch window
-	HWND hWnd=::FindWindow(_T("Copy Handler Wnd Class"), _T("Copy handler"));
-	if (hWnd == NULL)
-		return E_FAIL;
-
-	// get cfg from ch
-	::SendMessage(hWnd, WM_GETCONFIG, GC_EXPLORER, 0);
-
-	// read dest folder
-	m_szDstPath[0]=_T('\0');
-
-	// TEMP
-//	OTF("****************************************************************\r\n");
-//	OTF("CMenuExt::Initialize: pidlFolder=%lu, lpdobj=%lu\r\n", pidlFolder, lpdobj);
-
-	// get data from IDataObject - files to copy/move
-	bool bPathFound=false;
-	m_bGroupFiles=false;
-	if (lpdobj) 
-	{
-		STGMEDIUM medium;
-		FORMATETC fe = { CF_HDROP, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL};
-			
-		HRESULT hr = lpdobj->GetData(&fe, &medium);
-		if (FAILED(hr))
-			return E_FAIL;
-
-		// copy all filenames to a table
-		GetDataFromClipboard(static_cast<HDROP>(medium.hGlobal), NULL, &m_bBuffer.m_pszFiles, &m_bBuffer.m_iDataSize);
-
-		// find the first non-empty entry
-		UINT fileCount = DragQueryFile((HDROP)medium.hGlobal, 0xFFFFFFFF, NULL, 0);
-		TCHAR szPath[_MAX_PATH];
-		UINT uiRes;
-		for (UINT i=0;i<fileCount;i++)
-		{
-			uiRes=DragQueryFile((HDROP)medium.hGlobal, i++, szPath, _MAX_PATH);
-			if (!bPathFound && uiRes != 0)
-			{
-				_tcscpy(m_szDstPath, szPath);
-				bPathFound=true;
-			}
-
-			// check if there are files
-			if (!(GetFileAttributes(szPath) & FILE_ATTRIBUTE_DIRECTORY))
-				m_bGroupFiles=true;
-
-			if (bPathFound && m_bGroupFiles)
-				break;
-		}
-		
-		ReleaseStgMedium(&medium);
-	}
-
-	// if all paths are empty - check pidlfolder
-	if (!bPathFound)
-	{
-		if (!SHGetPathFromIDList(pidlFolder, m_szDstPath))
-			return E_FAIL;
-
-		// empty path - error
-		if (_tcslen(m_szDstPath) == 0)
-			return E_FAIL;
-	}
-
-	// background or folder ?
-	m_bBackground=(lpdobj == NULL) && (pidlFolder != NULL);
-		
-	return S_OK;
-}
-
-STDMETHODIMP CMenuExt::InvokeCommand(LPCMINVOKECOMMANDINFO lpici)
-{
-	// check options
-	HRESULT hResult = IsShellExtEnabled(m_piShellExtControl);
-	if(FAILED(hResult) || hResult == S_FALSE)
-		return E_FAIL;		// required to process other InvokeCommand handlers.
-
-	// find window
-	HWND hWnd=::FindWindow(_T("Copy Handler Wnd Class"), _T("Copy handler"));
-	if (hWnd == NULL)
-		return E_FAIL;
-
-	// commands
-	_COMMAND* pCommand = g_pscsShared->GetCommandsPtr();
-
-//	OTF("Invoke Command\r\n");
-	// command type
-	switch (LOWORD(lpici->lpVerb))
-	{
-		// paste & paste special
-	case 0:
-	case 1:
-		{
-			// search for data in a clipboard
-			if (IsClipboardFormatAvailable(CF_HDROP))
-			{
-				bool bMove=false;	// 0-copy, 1-move
-				
-				// get data
-				OpenClipboard(lpici->hwnd);
-				HANDLE handle=GetClipboardData(CF_HDROP);
-				TCHAR *pchBuffer=NULL;
-				UINT uiSize;
-				
-				GetDataFromClipboard(static_cast<HDROP>(handle), m_szDstPath, &pchBuffer, &uiSize);
-				
-				// register clipboard format nad if exists in it
-				UINT nFormat=RegisterClipboardFormat(_T("Preferred DropEffect"));
-				if (IsClipboardFormatAvailable(nFormat))
-				{
-					handle=GetClipboardData(nFormat);
-					LPVOID addr=GlobalLock(handle);
-					if(!addr)
-						return E_FAIL;
-					DWORD dwData=((DWORD*)addr)[0];
-					if (dwData & DROPEFFECT_MOVE)
-						bMove=true;
-					
-					GlobalUnlock(handle);
-				}
-				
-				CloseClipboard();
-				
-				// fill struct
-				COPYDATASTRUCT cds;
-				cds.dwData=(((DWORD)bMove) << 31) | pCommand[LOWORD(lpici->lpVerb)].uiCommandID;
-				cds.lpData=pchBuffer;
-				cds.cbData=uiSize * sizeof(TCHAR);
-				
-				// send a message
-				::SendMessage(hWnd, WM_COPYDATA, reinterpret_cast<WPARAM>(lpici->hwnd), reinterpret_cast<LPARAM>(&cds));
-				
-				// delete buffer
-				delete [] pchBuffer;
-			}
-		}
-		break;
-		
-//	case 2:
-//	case 3:
-//	case 4:
-	default:
-		{
-			// out of range - may be a shortcut
-			if (LOWORD(lpici->lpVerb) < g_pscsShared->iCommandCount+(m_bBackground ? 0 : 3*g_pscsShared->iShortcutsCount))
-			{
-				// addr of a table with shortcuts
-				_SHORTCUT* stShortcuts = g_pscsShared->GetShortcutsPtr();
-				
-				// find command for which this command is generated
-				int iCommandIndex=(int)(((LOWORD(lpici->lpVerb)-5) / g_pscsShared->iShortcutsCount))+2;	// command index
-				int iShortcutIndex=((LOWORD(lpici->lpVerb)-5) % g_pscsShared->iShortcutsCount);	// shortcut index
-				
-				// buffer for data
-				UINT uiSize=_tcslen(stShortcuts[iShortcutIndex].szPath)+1+m_bBuffer.m_iDataSize;
-				TCHAR *pszBuffer=new TCHAR[uiSize];
-				_tcscpy(pszBuffer, stShortcuts[iShortcutIndex].szPath);	// �cie�ka docelowa
-				
-				// buffer with files
-				memcpy(pszBuffer+_tcslen(stShortcuts[iShortcutIndex].szPath)+1, m_bBuffer.m_pszFiles, m_bBuffer.m_iDataSize*sizeof(TCHAR));
-				
-				// fill struct
-				COPYDATASTRUCT cds;
-				cds.dwData=pCommand[iCommandIndex].uiCommandID;
-				cds.lpData=pszBuffer;
-				cds.cbData=uiSize * sizeof(TCHAR);
-				
-				// send message
-				::SendMessage(hWnd, WM_COPYDATA, reinterpret_cast<WPARAM>(lpici->hwnd), reinterpret_cast<LPARAM>(&cds));
-				
-				// delete buffer
-				delete [] pszBuffer;
-				m_bBuffer.Destroy();
-			}
-			else
-				return E_FAIL;
-		}
-		break;
-	}
-
-	return S_OK;
-}
+/***************************************************************************
+*   Copyright (C) 2001-2008 by J�zef Starosczyk                           *
+*   ixen@copyhandler.com                                                  *
+*                                                                         *
+*   This program is free software; you can redistribute it and/or modify  *
+*   it under the terms of the GNU Library General Public License          *
+*   (version 2) as published by the Free Software Foundation;             *
+*                                                                         *
+*   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 Library 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 "stdafx.h"
+#include "chext.h"
+#include "MenuExt.h"
+#include "clipboard.h"
+#include "..\common\ipcstructs.h"
+#include "..\common\FileSupport.h"
+#include "stdio.h"
+#include "memory.h"
+#include "StringHelpers.h"
+#include "chext-utils.h"
+
+extern CSharedConfigStruct* g_pscsShared;
+
+// globals
+void CutAmpersands(LPTSTR lpszString)
+{
+	int iOffset=0;
+	size_t iLength=_tcslen(lpszString);
+	for (size_t j=0;j<iLength;j++)
+	{
+		if (lpszString[j] == _T('&'))
+			iOffset++;
+		else
+			if (iOffset != 0)
+				lpszString[j-iOffset]=lpszString[j];
+	}
+	lpszString[iLength-iOffset]=_T('\0');
+}
+
+/////////////////////////////////////////////////////////////////////////////
+// CMenuExt
+CMenuExt::CMenuExt() :
+	m_piShellExtControl(NULL)
+{
+	CoCreateInstance(CLSID_CShellExtControl, NULL, CLSCTX_ALL, IID_IShellExtControl, (void**)&m_piShellExtControl);
+}
+
+CMenuExt::~CMenuExt()
+{
+	if(m_piShellExtControl)
+	{
+		m_piShellExtControl->Release();
+		m_piShellExtControl = NULL;
+	}
+}
+
+HRESULT CMenuExt::HandleMenuMsg(UINT uMsg, WPARAM wParam, LPARAM lParam)
+{
+//	OTF("CMenuExt::HandleMenuMsg\r\n");
+	return HandleMenuMsg2(uMsg, wParam, lParam, NULL);
+}
+
+HRESULT CMenuExt::HandleMenuMsg2(UINT uMsg, WPARAM /*wParam*/, LPARAM lParam, LRESULT* /*plResult*/)
+{
+	switch(uMsg)
+	{
+	case WM_INITMENUPOPUP:
+		{
+//			OTF("CMenuExt::HandleMenuMsg2 / Init menu popup\r\n");
+			break;
+		}
+		
+	case WM_DRAWITEM:
+		{
+//			OTF("CMenuExt::HandleMenuMsg2 / Drawitem\r\n");
+			LPDRAWITEMSTRUCT lpdis=(LPDRAWITEMSTRUCT) lParam;
+			DrawMenuItem(lpdis);
+			break;
+		}
+		
+	case WM_MEASUREITEM:
+		{
+//			OTF("CMenuExt::HandleMenuMsg2 / MeasureItem\r\n");
+			LPMEASUREITEMSTRUCT lpmis=(LPMEASUREITEMSTRUCT)lParam;
+
+			// establish display text
+			int iShortcutIndex=(lpmis->itemID-m_uiFirstID-5)%g_pscsShared->iShortcutsCount;
+			_SHORTCUT* pShortcuts = g_pscsShared->GetShortcutsPtr();
+
+			// measure the text
+			HWND hDesktop=GetDesktopWindow();
+			HDC hDC=GetDC(hDesktop);
+
+			// get menu logfont
+			NONCLIENTMETRICS ncm;
+			ncm.cbSize=sizeof(NONCLIENTMETRICS);
+			SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(NONCLIENTMETRICS), &ncm, 0);
+
+			HFONT hFont=CreateFontIndirect(&ncm.lfMenuFont);
+			HFONT hOldFont=(HFONT)SelectObject(hDC, hFont);
+
+			// calc text size
+			SIZE size;
+			GetTextExtentPoint32(hDC, pShortcuts[iShortcutIndex].szName, (int)_tcslen(pShortcuts[iShortcutIndex].szName), &size);
+
+			// restore old settings
+			SelectObject(hDC, hOldFont);
+			ReleaseDC(hDesktop, hDC);
+
+			// set
+			lpmis->itemWidth=size.cx+GetSystemMetrics(SM_CXMENUCHECK)+2*GetSystemMetrics(SM_CXSMICON);
+			lpmis->itemHeight = __max(size.cy+3, GetSystemMetrics(SM_CYMENU)+3);
+
+			break;
+		}
+	}
+
+	return S_OK;
+}
+
+void CMenuExt::DrawMenuItem(LPDRAWITEMSTRUCT lpdis)
+{
+	// check if menu
+	if (lpdis->CtlType != ODT_MENU)
+		return;
+
+	// margins and other stuff
+	const int iSmallIconWidth=GetSystemMetrics(SM_CXSMICON);
+	const int iSmallIconHeight=GetSystemMetrics(SM_CYSMICON);
+	const int iLeftMargin=GetSystemMetrics(SM_CXMENUCHECK)/2;
+	const int iRightMargin=GetSystemMetrics(SM_CXMENUCHECK)-iLeftMargin;
+	
+	int iShortcutIndex=(lpdis->itemID-m_uiFirstID-5)%g_pscsShared->iShortcutsCount;
+	_SHORTCUT* pShortcuts=g_pscsShared->GetShortcutsPtr();
+
+	// text color
+	HBRUSH hbr;
+	if (lpdis->itemState & ODS_SELECTED)
+	{
+		SetTextColor(lpdis->hDC, GetSysColor(COLOR_HIGHLIGHTTEXT));
+		SetBkColor(lpdis->hDC, GetSysColor(COLOR_HIGHLIGHT));
+		hbr=CreateSolidBrush(GetSysColor(COLOR_HIGHLIGHT));
+	}
+	else
+	{
+		SetTextColor(lpdis->hDC, GetSysColor(COLOR_MENUTEXT));
+		SetBkColor(lpdis->hDC, GetSysColor(COLOR_MENU));
+		hbr=CreateSolidBrush(GetSysColor(COLOR_MENU));
+	}
+
+	// draw background
+	RECT rcSelect=lpdis->rcItem;
+	rcSelect.top++;
+	rcSelect.bottom--;
+
+	FillRect(lpdis->hDC, &rcSelect, hbr);
+	DeleteObject(hbr);
+
+	// get img list
+	SHFILEINFO sfi;
+	HIMAGELIST himl=(HIMAGELIST)SHGetFileInfo(pShortcuts[iShortcutIndex].szPath, FILE_ATTRIBUTE_NORMAL, &sfi, sizeof(SHFILEINFO), SHGFI_SMALLICON | SHGFI_ICON | SHGFI_SYSICONINDEX);
+	ImageList_Draw(himl, sfi.iIcon, lpdis->hDC, lpdis->rcItem.left+iLeftMargin,
+		lpdis->rcItem.top+(lpdis->rcItem.bottom-lpdis->rcItem.top+1-iSmallIconHeight)/2, ILD_TRANSPARENT);
+
+	RECT rcText;
+	rcText.left=iLeftMargin+iSmallIconWidth+iRightMargin;
+	rcText.top=lpdis->rcItem.top;
+	rcText.right=lpdis->rcItem.right;
+	rcText.bottom=lpdis->rcItem.bottom;
+
+//	OTF("Drawing text: %s\r\n", pShortcuts[iShortcutIndex].szName);
+	DrawText(lpdis->hDC, pShortcuts[iShortcutIndex].szName, -1, &rcText, DT_LEFT | DT_SINGLELINE | DT_VCENTER);
+}
+
+STDMETHODIMP CMenuExt::QueryContextMenu(HMENU hmenu, UINT indexMenu, UINT idCmdFirst, UINT /*idCmdLast*/, UINT /*uFlags*/)
+{
+	// check options
+	HRESULT hResult = IsShellExtEnabled(m_piShellExtControl);
+	if(FAILED(hResult) || hResult == S_FALSE)
+		return hResult;
+
+	// find ch window
+	HWND hWnd;
+	hWnd=::FindWindow(_T("Copy Handler Wnd Class"), _T("Copy handler"));
+	if(!hWnd)
+		return S_OK;
+
+/*	OTF("CMenuExt::QueryContextMenu - idCmdFirst=%lu, uFlags=%lu (", idCmdFirst, uFlags);
+	if (uFlags & CMF_CANRENAME)
+		OTF("CMF_CANRENAME ");
+	if (uFlags & CMF_DEFAULTONLY)
+		OTF("CMF_DEFAULTONLY ");
+	if (uFlags & CMF_EXPLORE)
+		OTF("CMF_EXPLORE ");
+	if (uFlags & CMF_EXTENDEDVERBS)
+		OTF("CMF_EXTENDEDVERBS ");
+	if (uFlags & CMF_INCLUDESTATIC)
+		OTF("CMF_INCLUDESTATIC ");
+	if (uFlags & CMF_NODEFAULT)
+		OTF("CMF_NODEFAULT ");
+	if (uFlags & CMF_NORMAL)
+		OTF("CMF_NORMAL ");
+	if (uFlags & CMF_NOVERBS)
+		OTF("CMF_NOVERBS ");
+	if (uFlags & CMF_VERBSONLY)
+		OTF("CMF_VERBSONLY ");
+	OTF(")\r\n");
+*/
+	// remember ID of the first command
+	m_uiFirstID=idCmdFirst;
+
+	// current commands count in menu
+	TCHAR szText[_MAX_PATH];
+	int iCount=::GetMenuItemCount(hmenu);
+
+	MENUITEMINFO mii;
+	mii.cbSize=sizeof(mii);
+	mii.fMask=MIIM_TYPE;
+	mii.dwTypeData=szText;
+	mii.cch=_MAX_PATH;
+
+	// find a place where the commands should be inserted
+	for (int i=0;i<iCount;i++)
+	{
+		::GetMenuString(hmenu, i, szText, _MAX_PATH, MF_BYPOSITION);
+		
+		// get rid of &
+		CutAmpersands(szText);
+		_tcslwr(szText);
+
+		// check for texts Wytnij/Wklej/Kopiuj/Cut/Paste/Copy
+		if (_tcsstr(szText, _T("wytnij")) != NULL || _tcsstr(szText, _T("wklej")) != NULL ||
+			_tcsstr(szText, _T("kopiuj")) != NULL || _tcsstr(szText, _T("cut")) != NULL ||
+			_tcsstr(szText, _T("paste")) != NULL || _tcsstr(szText, _T("copy")) != NULL)
+		{
+			// found - find the nearest bar and insert above
+			for (int j=i+1;j<iCount;j++)
+			{
+				// find bar
+				::GetMenuItemInfo(hmenu, j, TRUE, &mii);
+
+				if (mii.fType == MFT_SEPARATOR)
+				{
+					indexMenu=j;
+					j=iCount;
+					i=iCount;
+				}
+			}
+		}
+	}
+
+//	OTF("after placement\r\n");
+
+	// main command adding
+	_COMMAND* pCommand=g_pscsShared->GetCommandsPtr();
+
+	// data about commands
+	int iCommandCount=0;
+	
+	if (!m_bGroupFiles)
+	{
+		// paste
+		if (g_pscsShared->uiFlags & EC_PASTE_FLAG)
+		{
+			::InsertMenu(hmenu, indexMenu++, MF_BYPOSITION | MF_STRING | (IsClipboardFormatAvailable(CF_HDROP) ? MF_ENABLED : MF_GRAYED), 
+				idCmdFirst+0, pCommand[0].szCommand);
+			iCommandCount++;
+		}
+		
+		if (g_pscsShared->uiFlags & EC_PASTESPECIAL_FLAG)
+		{
+			::InsertMenu(hmenu, indexMenu++, MF_BYPOSITION | MF_STRING | (IsClipboardFormatAvailable(CF_HDROP) ? MF_ENABLED : MF_GRAYED), 
+				idCmdFirst+1, pCommand[1].szCommand);
+			iCommandCount++;
+		}
+	}
+
+//	OTF("After group files\r\n");
+
+	if (!m_bBackground)
+	{
+		CreateShortcutsMenu(idCmdFirst+5, g_pscsShared->bShowShortcutIcons);
+//		OTF("after creating shortcuts menu\r\n");
+		
+		// copy to >
+		if (g_pscsShared->uiFlags & EC_COPYTO_FLAG)
+		{
+			mii.cbSize=sizeof(MENUITEMINFO);
+			mii.fMask=MIIM_ID | MIIM_STATE | MIIM_SUBMENU | MIIM_TYPE;
+			mii.fType=MFT_STRING;
+			mii.fState=(g_pscsShared->iShortcutsCount > 0) ? MFS_ENABLED : MFS_GRAYED;
+			mii.wID=idCmdFirst+2;
+			mii.hSubMenu=m_mMenus.hShortcuts[0];
+			mii.dwTypeData=pCommand[2].szCommand;
+			mii.cch=_tcslen(pCommand[2].szCommand);
+
+			::InsertMenuItem(hmenu, indexMenu++, TRUE, &mii);
+//			::InsertMenu(hmenu, indexMenu++, MF_BYPOSITION | MF_POPUP | MF_STRING | ((g_pscsShared->iShortcutsCount > 0) ? MF_ENABLED : MF_GRAYED),
+//				(UINT)m_mMenus.hShortcuts[0], pCommand[2].szCommand);
+			iCommandCount++;
+//			OTF("added menu item\r\n");
+		}
+		
+		// move to >
+		if (g_pscsShared->uiFlags & EC_MOVETO_FLAG)
+		{
+			mii.cbSize=sizeof(MENUITEMINFO);
+			mii.fMask=MIIM_ID | MIIM_STATE | MIIM_SUBMENU | MIIM_TYPE;
+			mii.fType=MFT_STRING;
+			mii.fState=(g_pscsShared->iShortcutsCount > 0) ? MFS_ENABLED : MFS_GRAYED;
+			mii.wID=idCmdFirst+3;
+			mii.hSubMenu=m_mMenus.hShortcuts[1];
+			mii.dwTypeData=pCommand[3].szCommand;
+			mii.cch=_tcslen(pCommand[3].szCommand);
+
+			::InsertMenuItem(hmenu, indexMenu++, TRUE, &mii);
+//			::InsertMenu(hmenu, indexMenu++, MF_BYPOSITION | MF_POPUP | MF_STRING | ((g_pscsShared->iShortcutsCount > 0) ? MF_ENABLED : MF_GRAYED),
+//				(UINT)m_mMenus.hShortcuts[1], pCommand[3].szCommand);
+			iCommandCount++;
+		}
+		
+		// copy/move to special... >
+		if (g_pscsShared->uiFlags & EC_COPYMOVETOSPECIAL_FLAG)
+		{
+			mii.cbSize=sizeof(MENUITEMINFO);
+			mii.fMask=MIIM_ID | MIIM_STATE | MIIM_SUBMENU | MIIM_TYPE;
+			mii.fType=MFT_STRING;
+			mii.fState=(g_pscsShared->iShortcutsCount > 0) ? MFS_ENABLED : MFS_GRAYED;
+			mii.wID=idCmdFirst+4;
+			mii.hSubMenu=m_mMenus.hShortcuts[2];
+			mii.dwTypeData=pCommand[4].szCommand;
+			mii.cch=_tcslen(pCommand[4].szCommand);
+
+			::InsertMenuItem(hmenu, indexMenu++, TRUE, &mii);
+//			::InsertMenu(hmenu, indexMenu++, MF_BYPOSITION | MF_POPUP | MF_STRING | ((g_pscsShared->iShortcutsCount > 0) ? MF_ENABLED : MF_GRAYED),
+//				(UINT)m_mMenus.hShortcuts[2], pCommand[4].szCommand);
+			iCommandCount++;
+		}
+	}
+
+//	OTF("before return\r\n");
+	return MAKE_HRESULT(SEVERITY_SUCCESS, FACILITY_NULL, g_pscsShared->iCommandCount+(m_bBackground ? 0 : 3*g_pscsShared->iShortcutsCount));
+}
+
+void CMenuExt::CreateShortcutsMenu(UINT uiIDBase, bool bOwnerDrawn)
+{
+//	OTF("CreateShortcutsMenu\r\n");
+
+	// tw�rz puste menu
+	m_mMenus.hShortcuts[0]=CreatePopupMenu();
+	m_mMenus.hShortcuts[1]=CreatePopupMenu();
+	m_mMenus.hShortcuts[2]=CreatePopupMenu();
+	
+	// fill with shortcuts
+	_SHORTCUT* pShortcuts=g_pscsShared->GetShortcutsPtr();
+	TCHAR szText[256], szSize[32];
+	ull_t ullFree;
+
+	for (int i=0;i<g_pscsShared->iShortcutsCount;i++)
+	{
+		// modify text
+		if (g_pscsShared->bShowFreeSpace && GetDynamicFreeSpace(pShortcuts[i].szPath, &ullFree, NULL))
+		{
+			_sntprintf(szText, 256 - 1, _T("%s (%s)"), pShortcuts[i].szName, GetSizeString(ullFree, szSize, 32));
+			szText[256 - 1] = _T('\0');
+			_tcsncpy(pShortcuts[i].szName, szText, 127);
+//			OTF("Text to display=%s\r\n", pShortcuts[i].szName);
+			pShortcuts[i].szName[127]=_T('\0');
+		}
+
+		// add to all menus
+		for (int j=0;j<3;j++)
+			::InsertMenu(m_mMenus.hShortcuts[j], i, MF_BYPOSITION | MF_ENABLED | (bOwnerDrawn ? MF_OWNERDRAW : 0), uiIDBase+i+j*g_pscsShared->iShortcutsCount, (bOwnerDrawn ? NULL : pShortcuts[i].szName));
+	}
+}
+
+STDMETHODIMP CMenuExt::GetCommandString(UINT_PTR idCmd, UINT uFlags, UINT* /*pwReserved*/, LPSTR pszName, UINT cchMax)
+{
+	// check options
+	HRESULT hResult = IsShellExtEnabled(m_piShellExtControl);
+	if(FAILED(hResult) || hResult == S_FALSE)
+	{
+		pszName[0] = _T('\0');
+		return hResult;
+	}
+
+	LONG lFlags = eShellExt_None;
+	hResult = m_piShellExtControl->GetFlags(&lFlags);
+	if(FAILED(hResult))
+	{
+		pszName[0] = _T('\0');
+		return hResult;
+	}
+	if(!(lFlags & eShellExt_Enabled))
+	{
+		pszName[0] = _T('\0');
+		return S_OK;
+	}
+
+	if (uFlags == GCS_HELPTEXTW)
+	{
+		USES_CONVERSION;
+		// find window
+		HWND hWnd;
+		hWnd=::FindWindow(_T("Copy Handler Wnd Class"), _T("Copy handler"));
+		if (!hWnd)
+			wcscpy(reinterpret_cast<wchar_t*>(pszName), L"");
+		
+		_COMMAND* pCommand=g_pscsShared->GetCommandsPtr();
+	
+		switch (idCmd)
+		{
+		case 0:
+		case 1:
+		case 2:
+		case 3:
+		case 4:
+			{
+				CT2W ct2w(pCommand[idCmd].szDesc);
+				wcsncpy(reinterpret_cast<wchar_t*>(pszName), ct2w, cchMax);
+				break;
+			}
+		default:
+			_SHORTCUT* pShortcuts = g_pscsShared->GetShortcutsPtr();
+			if ((int)(idCmd-5) < g_pscsShared->iShortcutsCount*3)
+			{
+				CT2W ct2w(pShortcuts[(idCmd-5)%g_pscsShared->iShortcutsCount].szPath);
+				wcsncpy(reinterpret_cast<wchar_t*>(pszName), ct2w, cchMax);
+			}
+			else
+				wcsncpy(reinterpret_cast<wchar_t*>(pszName), L"", cchMax);
+		}
+	}
+	if (uFlags == GCS_HELPTEXTA)
+	{
+		// find window
+		HWND hWnd;
+		hWnd=::FindWindow(_T("Copy Handler Wnd Class"), _T("Copy handler"));
+		
+		if (!hWnd)
+			strcpy(pszName, "");
+
+		_COMMAND* pCommand=g_pscsShared->GetCommandsPtr();
+		
+		switch (idCmd)
+		{
+		case 0:
+		case 1:
+		case 2:
+		case 3:
+		case 4:
+			{
+				CT2A ct2a(pCommand[idCmd].szDesc);
+				strncpy(reinterpret_cast<char*>(pszName), ct2a, cchMax);
+				break;
+			}
+		default:	// rest of commands
+			_SHORTCUT* pShortcuts = g_pscsShared->GetShortcutsPtr();
+			if ((int)(idCmd-5) < g_pscsShared->iShortcutsCount*3)
+			{
+				CT2A ct2a(pShortcuts[(idCmd-5)%g_pscsShared->iShortcutsCount].szPath);
+				strncpy(pszName, ct2a, cchMax);
+			}
+			else
+				strncpy(pszName, "", cchMax);
+		}
+	}
+
+	return S_OK;
+}
+
+
+STDMETHODIMP CMenuExt::Initialize(LPCITEMIDLIST pidlFolder, LPDATAOBJECT lpdobj, HKEY /*hkeyProgID*/)
+{
+	// check options
+	HRESULT hResult = IsShellExtEnabled(m_piShellExtControl);
+	if(FAILED(hResult) || hResult == S_FALSE)
+		return hResult;
+
+	// find ch window
+	HWND hWnd=::FindWindow(_T("Copy Handler Wnd Class"), _T("Copy handler"));
+	if (hWnd == NULL)
+		return E_FAIL;
+
+	// get cfg from ch
+	::SendMessage(hWnd, WM_GETCONFIG, GC_EXPLORER, 0);
+
+	// read dest folder
+	m_szDstPath[0]=_T('\0');
+
+	// TEMP
+//	OTF("****************************************************************\r\n");
+//	OTF("CMenuExt::Initialize: pidlFolder=%lu, lpdobj=%lu\r\n", pidlFolder, lpdobj);
+
+	// get data from IDataObject - files to copy/move
+	bool bPathFound=false;
+	m_bGroupFiles=false;
+	if (lpdobj) 
+	{
+		STGMEDIUM medium;
+		FORMATETC fe = { CF_HDROP, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL};
+			
+		HRESULT hr = lpdobj->GetData(&fe, &medium);
+		if (FAILED(hr))
+			return E_FAIL;
+
+		// copy all filenames to a table
+		GetDataFromClipboard(static_cast<HDROP>(medium.hGlobal), NULL, &m_bBuffer.m_pszFiles, &m_bBuffer.m_iDataSize);
+
+		// find the first non-empty entry
+		UINT fileCount = DragQueryFile((HDROP)medium.hGlobal, 0xFFFFFFFF, NULL, 0);
+		TCHAR szPath[_MAX_PATH];
+		UINT uiRes;
+		for (UINT i=0;i<fileCount;i++)
+		{
+			uiRes=DragQueryFile((HDROP)medium.hGlobal, i++, szPath, _MAX_PATH);
+			if (!bPathFound && uiRes != 0)
+			{
+				_tcscpy(m_szDstPath, szPath);
+				bPathFound=true;
+			}
+
+			// check if there are files
+			if (!(GetFileAttributes(szPath) & FILE_ATTRIBUTE_DIRECTORY))
+				m_bGroupFiles=true;
+
+			if (bPathFound && m_bGroupFiles)
+				break;
+		}
+		
+		ReleaseStgMedium(&medium);
+	}
+
+	// if all paths are empty - check pidlfolder
+	if (!bPathFound)
+	{
+		if (!SHGetPathFromIDList(pidlFolder, m_szDstPath))
+			return E_FAIL;
+
+		// empty path - error
+		if (_tcslen(m_szDstPath) == 0)
+			return E_FAIL;
+	}
+
+	// background or folder ?
+	m_bBackground=(lpdobj == NULL) && (pidlFolder != NULL);
+		
+	return S_OK;
+}
+
+STDMETHODIMP CMenuExt::InvokeCommand(LPCMINVOKECOMMANDINFO lpici)
+{
+	// check options
+	HRESULT hResult = IsShellExtEnabled(m_piShellExtControl);
+	if(FAILED(hResult) || hResult == S_FALSE)
+		return E_FAIL;		// required to process other InvokeCommand handlers.
+
+	// find window
+	HWND hWnd=::FindWindow(_T("Copy Handler Wnd Class"), _T("Copy handler"));
+	if (hWnd == NULL)
+		return E_FAIL;
+
+	// commands
+	_COMMAND* pCommand = g_pscsShared->GetCommandsPtr();
+
+//	OTF("Invoke Command\r\n");
+	// command type
+	switch (LOWORD(lpici->lpVerb))
+	{
+		// paste & paste special
+	case 0:
+	case 1:
+		{
+			// search for data in a clipboard
+			if (IsClipboardFormatAvailable(CF_HDROP))
+			{
+				bool bMove=false;	// 0-copy, 1-move
+				
+				// get data
+				OpenClipboard(lpici->hwnd);
+				HANDLE handle=GetClipboardData(CF_HDROP);
+				TCHAR *pchBuffer=NULL;
+				UINT uiSize;
+				
+				GetDataFromClipboard(static_cast<HDROP>(handle), m_szDstPath, &pchBuffer, &uiSize);
+				
+				// register clipboard format nad if exists in it
+				UINT nFormat=RegisterClipboardFormat(_T("Preferred DropEffect"));
+				if (IsClipboardFormatAvailable(nFormat))
+				{
+					handle=GetClipboardData(nFormat);
+					LPVOID addr=GlobalLock(handle);
+					if(!addr)
+						return E_FAIL;
+					DWORD dwData=((DWORD*)addr)[0];
+					if (dwData & DROPEFFECT_MOVE)
+						bMove=true;
+					
+					GlobalUnlock(handle);
+				}
+				
+				CloseClipboard();
+				
+				// fill struct
+				COPYDATASTRUCT cds;
+				cds.dwData=(((DWORD)bMove) << 31) | pCommand[LOWORD(lpici->lpVerb)].uiCommandID;
+				cds.lpData=pchBuffer;
+				cds.cbData=uiSize * sizeof(TCHAR);
+				
+				// send a message
+				::SendMessage(hWnd, WM_COPYDATA, reinterpret_cast<WPARAM>(lpici->hwnd), reinterpret_cast<LPARAM>(&cds));
+				
+				// delete buffer
+				delete [] pchBuffer;
+			}
+		}
+		break;
+		
+//	case 2:
+//	case 3:
+//	case 4:
+	default:
+		{
+			// out of range - may be a shortcut
+			if (LOWORD(lpici->lpVerb) < g_pscsShared->iCommandCount+(m_bBackground ? 0 : 3*g_pscsShared->iShortcutsCount))
+			{
+				// addr of a table with shortcuts
+				_SHORTCUT* stShortcuts = g_pscsShared->GetShortcutsPtr();
+				
+				// find command for which this command is generated
+				int iCommandIndex=(int)(((LOWORD(lpici->lpVerb)-5) / g_pscsShared->iShortcutsCount))+2;	// command index
+				int iShortcutIndex=((LOWORD(lpici->lpVerb)-5) % g_pscsShared->iShortcutsCount);	// shortcut index
+				
+				// buffer for data
+				UINT uiSize=_tcslen(stShortcuts[iShortcutIndex].szPath)+1+m_bBuffer.m_iDataSize;
+				TCHAR *pszBuffer=new TCHAR[uiSize];
+				_tcscpy(pszBuffer, stShortcuts[iShortcutIndex].szPath);	// �cie�ka docelowa
+				
+				// buffer with files
+				memcpy(pszBuffer+_tcslen(stShortcuts[iShortcutIndex].szPath)+1, m_bBuffer.m_pszFiles, m_bBuffer.m_iDataSize*sizeof(TCHAR));
+				
+				// fill struct
+				COPYDATASTRUCT cds;
+				cds.dwData=pCommand[iCommandIndex].uiCommandID;
+				cds.lpData=pszBuffer;
+				cds.cbData=uiSize * sizeof(TCHAR);
+				
+				// send message
+				::SendMessage(hWnd, WM_COPYDATA, reinterpret_cast<WPARAM>(lpici->hwnd), reinterpret_cast<LPARAM>(&cds));
+				
+				// delete buffer
+				delete [] pszBuffer;
+				m_bBuffer.Destroy();
+			}
+			else
+				return E_FAIL;
+		}
+		break;
+	}
+
+	return S_OK;
+}