wxWidgets/include/wx/msw/wrapshl.h
Vadim Zeitlin 5488a1438f Globally replace vadim@wxwindows.org with vadim@wxwidgets.org
The old email address is invalid since many years and shouldn't be used
any longer.

No real changes.
2019-04-22 14:12:05 +02:00

101 lines
2.4 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: wx/msw/wrapshl.h
// Purpose: wrapper class for stuff from shell32.dll
// Author: Vadim Zeitlin
// Modified by:
// Created: 2004-10-19
// Copyright: (c) 2004 Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_MSW_WRAPSHL_H_
#define _WX_MSW_WRAPSHL_H_
#include "wx/msw/wrapwin.h"
#ifdef __VISUALC__
// Disable a warning that we can do nothing about: we get it for
// shlobj.h at least from 7.1a Windows kit when using VC14.
#pragma warning(push)
// 'typedef ': ignored on left of '' when no variable is declared
#pragma warning(disable:4091)
#endif
#include <shlobj.h>
#ifdef __VISUALC__
#pragma warning(pop)
#endif
#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(wxT("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_