wxWidgets/include/wx/msw/wrapshl.h

96 lines
2.2 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: wx/msw/wrapshl.h
// Purpose: wrapper class for stuff from shell32.dll
// Author: Vadim Zeitlin
// Modified by:
// Created: 2004-10-19
// RCS-ID: $Id$
// Copyright: (c) 2004 Vadim Zeitlin <vadim@wxwindows.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_MSW_WRAPSHL_H_
#define _WX_MSW_WRAPSHL_H_
#include "wx/msw/wrapwin.h"
#ifdef __WXWINCE__
#include <winreg.h>
#include <objbase.h>
#include <shlguid.h>
#include <shellapi.h>
#endif
#include <shlobj.h>
#include "wx/msw/winundef.h"
#include "wx/log.h"
// ----------------------------------------------------------------------------
// wxItemIdList implements RAII on top of ITEMIDLIST
// ----------------------------------------------------------------------------
class wxItemIdList
{
public:
// ctor takes ownership of the item and will free it
wxItemIdList(LPITEMIDLIST pidl)
{
m_pidl = pidl;
}
static void Free(LPITEMIDLIST pidl)
{
if ( pidl )
{
LPMALLOC pMalloc;
SHGetMalloc(&pMalloc);
if ( pMalloc )
{
pMalloc->Free(pidl);
pMalloc->Release();
}
else
{
wxLogLastError(wxT("SHGetMalloc"));
}
}
}
~wxItemIdList()
{
Free(m_pidl);
}
// implicit conversion to LPITEMIDLIST
operator LPITEMIDLIST() const { return m_pidl; }
// get the corresponding path, returns empty string on error
wxString GetPath() const
{
wxString path;
if ( !SHGetPathFromIDList(m_pidl, wxStringBuffer(path, MAX_PATH)) )
{
wxLogLastError(_T("SHGetPathFromIDList"));
}
return path;
}
private:
LPITEMIDLIST m_pidl;
wxDECLARE_NO_COPY_CLASS(wxItemIdList);
};
// enable autocompleting filenames in the text control with given HWND
//
// this only works on systems with shlwapi.dll 5.0 or later
//
// implemented in src/msw/utilsgui.cpp
extern bool wxEnableFileNameAutoComplete(HWND hwnd);
#endif // _WX_MSW_WRAPSHL_H_