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don't use Unicode filenames under Win9x, even with MSLU (heavily modified patch 1585672)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42632 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2006-10-29 17:59:03 +00:00
parent 0e1ea39668
commit 150194b9a7
1 changed files with 61 additions and 22 deletions
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83
src/msw/ole/dataobj.cpp
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@@ -1047,22 +1047,44 @@ void wxFileDataObject::AddFile(const wxString& file)
size_t wxFileDataObject::GetDataSize() const
{
#ifndef __WXWINCE__
// size returned will be the size of the DROPFILES structure,
// plus the list of filesnames (null byte separated), plus
// a double null at the end
// size returned will be the size of the DROPFILES structure, plus the list
// of filesnames (null byte separated), plus a double null at the end
// if no filenames in list, size is 0
if ( m_filenames.GetCount() == 0 )
if ( m_filenames.empty() )
return 0;
// inital size of DROPFILES struct + null byte
size_t sz = sizeof(DROPFILES) + (1 * sizeof(wxChar));
#if wxUSE_UNICODE_MSLU
size_t sizeOfChar;
if ( wxGetOsVersion() == wxWIN95 )
{
// Win9x always uses ANSI file names and MSLU doesn't help with this
sizeOfChar = sizeof(char);
}
else
{
sizeOfChar = sizeof(wxChar);
}
#else // !wxUSE_UNICODE_MSLU
static const size_t sizeOfChar = sizeof(wxChar);
#endif // wxUSE_UNICODE_MSLU/!wxUSE_UNICODE_MSLU
size_t count = m_filenames.GetCount();
// inital size of DROPFILES struct + null byte
size_t sz = sizeof(DROPFILES) + sizeOfChar;
const size_t count = m_filenames.size();
for ( size_t i = 0; i < count; i++ )
{
// add filename length plus null byte
sz += (m_filenames[i].Len() + 1) * sizeof(wxChar);
size_t len;
#if wxUSE_UNICODE_MSLU
if ( sizeOfChar == sizeof(char) )
len = strlen(wxConvFileName->cWC2MB(m_filenames[i]));
else
#endif // wxUSE_UNICODE_MSLU
len = m_filenames[i].length();
sz += (len + 1) * sizeOfChar;
}
return sz;
@@ -1078,7 +1100,7 @@ bool wxFileDataObject::GetDataHere(void *WXUNUSED_IN_WINCE(pData)) const
// created using the size returned by GetDataSize()
// if pData is NULL, or there are no files, return
if ( !pData || m_filenames.GetCount() == 0 )
if ( !pData || m_filenames.empty() )
return false;
// convert data pointer to a DROPFILES struct pointer
@@ -1087,27 +1109,44 @@ bool wxFileDataObject::GetDataHere(void *WXUNUSED_IN_WINCE(pData)) const
// initialize DROPFILES struct
pDrop->pFiles = sizeof(DROPFILES);
pDrop->fNC = FALSE; // not non-client coords
#if wxUSE_UNICODE
pDrop->fWide = TRUE;
#else // ANSI
pDrop->fWide = FALSE;
#endif // Unicode/Ansi
#if wxUSE_UNICODE_MSLU
pDrop->fWide = wxGetOsVersion() != wxWIN95 ? TRUE : FALSE;
#else
pDrop->fWide = wxUSE_UNICODE;
#endif
const size_t sizeOfChar = pDrop->fWide ? sizeof(wchar_t) : sizeof(char);
// set start of filenames list (null separated)
wxChar *pbuf = (wxChar*) ((BYTE *)pDrop + sizeof(DROPFILES));
BYTE *pbuf = (BYTE *)(pDrop + 1);
size_t count = m_filenames.GetCount();
for (size_t i = 0; i < count; i++ )
const size_t count = m_filenames.size();
for ( size_t i = 0; i < count; i++ )
{
// copy filename to pbuf and add null terminator
size_t len = m_filenames[i].Len();
memcpy(pbuf, m_filenames[i], len*sizeof(wxChar));
pbuf += len;
*pbuf++ = wxT('\0');
size_t len;
#if wxUSE_UNICODE_MSLU
if ( sizeOfChar == sizeof(char) )
{
wxCharBuffer buf(wxConvFileName->cWC2MB(m_filenames[i]));
len = strlen(buf);
memcpy(pbuf, buf, len*sizeOfChar);
}
else
#endif // wxUSE_UNICODE_MSLU
{
len = m_filenames[i].length();
memcpy(pbuf, m_filenames[i].c_str(), len*sizeOfChar);
}
pbuf += len*sizeOfChar;
memset(pbuf, 0, sizeOfChar);
pbuf += sizeOfChar;
}
// add final null terminator
*pbuf = wxT('\0');
memset(pbuf, 0, sizeOfChar);
return true;
#else