X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/387ebd3eb755ea6ca076708cfb25fe56249bf787..b7ceceb1861d7583c0a544c608fcf583367e6e92:/src/msw/clipbrd.cpp diff --git a/src/msw/clipbrd.cpp b/src/msw/clipbrd.cpp index 7f07e896eb..1ee4cd14ce 100644 --- a/src/msw/clipbrd.cpp +++ b/src/msw/clipbrd.cpp @@ -5,8 +5,8 @@ // Modified by: // Created: 04/01/98 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows license +// Copyright: (c) Julian Smart +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // =========================================================================== @@ -17,7 +17,7 @@ // headers // --------------------------------------------------------------------------- -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "clipbrd.h" #endif @@ -52,11 +52,10 @@ #include "wx/clipbrd.h" #include -#include #include "wx/msw/private.h" -#ifndef __WXMICROWIN__ +#if wxUSE_WXDIB #include "wx/msw/dib.h" #endif @@ -68,7 +67,7 @@ #include "wx/dataobj.h" #endif -#if wxUSE_OLE +#if wxUSE_OLE && !defined(__WXWINCE__) // use OLE clipboard #define wxUSE_OLE_CLIPBOARD 1 #else // !wxUSE_DATAOBJ @@ -80,10 +79,6 @@ #include #endif // wxUSE_OLE_CLIPBOARD -#ifdef __WIN16__ - #define memcpy hmemcpy -#endif - // =========================================================================== // implementation // =========================================================================== @@ -151,20 +146,22 @@ bool wxIsClipboardOpened() bool wxIsClipboardFormatAvailable(wxDataFormat dataFormat) { - if ( ::IsClipboardFormatAvailable(dataFormat) ) + CLIPFORMAT cf = dataFormat.GetFormatId(); + + if ( ::IsClipboardFormatAvailable(cf) ) { // ok from the first try return TRUE; } // for several standard formats, we can convert from some other ones too - switch ( dataFormat.GetFormatId() ) + switch ( cf ) { // for bitmaps, DIBs will also do case CF_BITMAP: return ::IsClipboardFormatAvailable(CF_DIB) != 0; -#if wxUSE_ENH_METAFILE && !defined(__WIN16__) +#if wxUSE_ENH_METAFILE && !defined(__WIN16__) && !defined(__WXWINCE__) case CF_METAFILEPICT: return ::IsClipboardFormatAvailable(CF_ENHMETAFILE) != 0; #endif // wxUSE_ENH_METAFILE @@ -174,6 +171,7 @@ bool wxIsClipboardFormatAvailable(wxDataFormat dataFormat) } } + bool wxSetClipboardData(wxDataFormat dataFormat, const void *data, int width, int height) @@ -218,22 +216,24 @@ bool wxSetClipboardData(wxDataFormat dataFormat, break; } +#if wxUSE_WXDIB case wxDF_DIB: { -#if wxUSE_IMAGE_LOADING_IN_MSW wxBitmap *bitmap = (wxBitmap *)data; - HBITMAP hBitmap = (HBITMAP)bitmap->GetHBITMAP(); - // NULL palette means to use the system one - HANDLE hDIB = wxBitmapToDIB(hBitmap, (HPALETTE)NULL); - handle = SetClipboardData(CF_DIB, hDIB); -#endif // wxUSE_IMAGE_LOADING_IN_MSW + + HGLOBAL hDIB = wxDIB::ConvertFromBitmap(GetHbitmapOf(*bitmap)); + if ( hDIB ) + { + handle = ::SetClipboardData(CF_DIB, hDIB); + } break; } +#endif // VZ: I'm told that this code works, but it doesn't seem to work for me - // and, anyhow, I'd be highly surprized if it did. So I leave it here + // and, anyhow, I'd be highly surprised if it did. So I leave it here // but IMNSHO it is completely broken. -#if wxUSE_METAFILE && !defined(wxMETAFILE_IS_ENH) +#if wxUSE_METAFILE && !defined(wxMETAFILE_IS_ENH) && !defined(__WXWINCE__) case wxDF_METAFILE: { wxMetafile *wxMF = (wxMetafile *)data; @@ -252,7 +252,7 @@ bool wxSetClipboardData(wxDataFormat dataFormat, } #endif // wxUSE_METAFILE -#if wxUSE_ENH_METAFILE && !defined(__WIN16__) +#if wxUSE_ENH_METAFILE && !defined(__WIN16__) && !defined(__WXWINCE__) case wxDF_ENHMETAFILE: { wxEnhMetaFile *emf = (wxEnhMetaFile *)data; @@ -390,6 +390,7 @@ void *wxGetClipboardData(wxDataFormat dataFormat, long *len) switch ( dataFormat ) { +#ifndef __WXWINCE__ case wxDF_BITMAP: { BITMAP bm; @@ -431,13 +432,10 @@ void *wxGetClipboardData(wxDataFormat dataFormat, long *len) wxBM->SetWidth(bm.bmWidth); wxBM->SetHeight(bm.bmHeight); wxBM->SetDepth(bm.bmPlanes); -#if WXWIN_COMPATIBILITY_2 - wxBM->SetOk(TRUE); -#endif // WXWIN_COMPATIBILITY_2 retval = wxBM; break; } - +#endif case wxDF_METAFILE: case CF_SYLK: case CF_DIF: @@ -465,11 +463,11 @@ void *wxGetClipboardData(wxDataFormat dataFormat, long *len) if (!s) break; - LPSTR lpGlobalMemory = (LPSTR)::GlobalLock(hGlobalMemory); + LPSTR lpGlobalMemory = (LPSTR) GlobalLock(hGlobalMemory); memcpy(s, lpGlobalMemory, hsize); - ::GlobalUnlock(hGlobalMemory); + GlobalUnlock(hGlobalMemory); retval = s; break; @@ -489,11 +487,11 @@ void *wxGetClipboardData(wxDataFormat dataFormat, long *len) if ( !buf ) break; - LPSTR lpGlobalMemory = (LPSTR)::GlobalLock(hGlobalMemory); + LPSTR lpGlobalMemory = (LPSTR) GlobalLock(hGlobalMemory); memcpy(buf, lpGlobalMemory, size); - ::GlobalUnlock(hGlobalMemory); + GlobalUnlock(hGlobalMemory); retval = buf; break; @@ -534,6 +532,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxClipboard, wxObject) wxClipboard::wxClipboard() { m_clearOnExit = FALSE; + m_isOpened = FALSE; } wxClipboard::~wxClipboard() @@ -577,6 +576,7 @@ bool wxClipboard::Flush() bool wxClipboard::Open() { // OLE opens clipboard for us + m_isOpened = TRUE; #if wxUSE_OLE_CLIPBOARD return TRUE; #else @@ -587,7 +587,7 @@ bool wxClipboard::Open() bool wxClipboard::IsOpened() const { #if wxUSE_OLE_CLIPBOARD - return TRUE; + return m_isOpened; #else return wxIsClipboardOpened(); #endif @@ -680,7 +680,7 @@ bool wxClipboard::AddData( wxDataObject *data ) // This didn't compile, of course // return wxSetClipboardData(data); // TODO - wxLogError("Not implemented."); + wxLogError(wxT("Not implemented.")); return FALSE; } } @@ -691,6 +691,7 @@ bool wxClipboard::AddData( wxDataObject *data ) void wxClipboard::Close() { + m_isOpened = FALSE; // OLE closes clipboard for us #if !wxUSE_OLE_CLIPBOARD wxCloseClipboard(); @@ -731,9 +732,16 @@ bool wxClipboard::GetData( wxDataObject& data ) data.GetAllFormats(formats, wxDataObject::Set); - // get the format enumerator + // get the data for the given formats + FORMATETC formatEtc; + CLIPFORMAT cf; bool result = FALSE; - wxArrayInt supportedFormats; + + // enumerate all explicit formats on the clipboard. + // note that this does not include implicit / synthetic (automatically + // converted) formats. +#ifdef __WXDEBUG__ + // get the format enumerator IEnumFORMATETC *pEnumFormatEtc = NULL; hr = pDataObject->EnumFormatEtc(DATADIR_GET, &pEnumFormatEtc); if ( FAILED(hr) || !pEnumFormatEtc ) @@ -744,7 +752,6 @@ bool wxClipboard::GetData( wxDataObject& data ) else { // ask for the supported formats and see if there are any we support - FORMATETC formatEtc; for ( ;; ) { ULONG nCount; @@ -757,101 +764,92 @@ bool wxClipboard::GetData( wxDataObject& data ) break; } - CLIPFORMAT cf = formatEtc.cfFormat; + cf = formatEtc.cfFormat; -#ifdef __WXDEBUG__ wxLogTrace(wxTRACE_OleCalls, wxT("Object on the clipboard supports format %s."), wxDataObject::GetFormatName(cf)); -#endif // Debug - - // is supported? - for ( size_t n = 0; n < nFormats; n++ ) - { - if ( formats[n].GetFormatId() == cf ) - { - if ( supportedFormats.Index(cf) == wxNOT_FOUND ) - { - supportedFormats.Add(cf); - } - } - } } pEnumFormatEtc->Release(); } +#endif // Debug - if ( formats != &format ) - { - delete [] formats; - } - //else: we didn't allocate any memory - - if ( !supportedFormats.IsEmpty() ) + STGMEDIUM medium; + // stop at the first valid format found on the clipboard + for ( size_t n = 0; !result && (n < nFormats); n++ ) { - FORMATETC formatEtc; + // convert to NativeFormat Id + cf = formats[n].GetFormatId(); + + // if the format is not available, try the next one + // this test includes implicit / sythetic formats + if ( !::IsClipboardFormatAvailable(cf) ) + continue; + + formatEtc.cfFormat = cf; formatEtc.ptd = NULL; formatEtc.dwAspect = DVASPECT_CONTENT; formatEtc.lindex = -1; - size_t nSupportedFormats = supportedFormats.GetCount(); - for ( size_t n = 0; !result && (n < nSupportedFormats); n++ ) + // use the appropriate tymed + switch ( formatEtc.cfFormat ) { - STGMEDIUM medium; - formatEtc.cfFormat = supportedFormats[n]; + case CF_BITMAP: + formatEtc.tymed = TYMED_GDI; + break; - // use the appropriate tymed - switch ( formatEtc.cfFormat ) - { - case CF_BITMAP: - formatEtc.tymed = TYMED_GDI; - break; +#ifndef __WXWINCE__ + case CF_METAFILEPICT: + formatEtc.tymed = TYMED_MFPICT; + break; - case CF_METAFILEPICT: - formatEtc.tymed = TYMED_MFPICT; - break; + case CF_ENHMETAFILE: + formatEtc.tymed = TYMED_ENHMF; + break; +#endif - case CF_ENHMETAFILE: - formatEtc.tymed = TYMED_ENHMF; - break; + default: + formatEtc.tymed = TYMED_HGLOBAL; + } - default: - formatEtc.tymed = TYMED_HGLOBAL; + // try to get data + hr = pDataObject->GetData(&formatEtc, &medium); + if ( FAILED(hr) ) + { + // try other tymed for GDI objects + if ( formatEtc.cfFormat == CF_BITMAP ) + { + formatEtc.tymed = TYMED_HGLOBAL; + hr = pDataObject->GetData(&formatEtc, &medium); } + } - // try to get data - hr = pDataObject->GetData(&formatEtc, &medium); + if ( SUCCEEDED(hr) ) + { + // pass the data to the data object + hr = data.GetInterface()->SetData(&formatEtc, &medium, TRUE); if ( FAILED(hr) ) { - // try other tymed for GDI objects - if ( formatEtc.cfFormat == CF_BITMAP ) - { - formatEtc.tymed = TYMED_HGLOBAL; - hr = pDataObject->GetData(&formatEtc, &medium); - } - } + wxLogDebug(wxT("Failed to set data in wxIDataObject")); - if ( SUCCEEDED(hr) ) + // IDataObject only takes the ownership of data if it + // successfully got it - which is not the case here + ReleaseStgMedium(&medium); + } + else { - // pass the data to the data object - hr = data.GetInterface()->SetData(&formatEtc, &medium, TRUE); - if ( FAILED(hr) ) - { - wxLogDebug(wxT("Failed to set data in wxIDataObject")); - - // IDataObject only takes the ownership of data if it - // successfully got it - which is not the case here - ReleaseStgMedium(&medium); - } - else - { - result = TRUE; - } + result = TRUE; } - //else: unsupported tymed? } + //else: unsupported tymed? } - //else: unsupported format + + if ( formats != &format ) + { + delete [] formats; + } + //else: we didn't allocate any memory // clean up and return pDataObject->Release(); @@ -871,7 +869,7 @@ bool wxClipboard::GetData( wxDataObject& data ) if ( !s ) return FALSE; - textDataObject.SetText(s); + textDataObject.SetText(wxString::FromAscii(s)); delete [] s; return TRUE;