X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5fde6fcc9b551340a194ae4c726db5ab64b5c594..5a2db5f1df5f0ac0a034366195c11047a416bf6a:/src/mac/clipbrd.cpp diff --git a/src/mac/clipbrd.cpp b/src/mac/clipbrd.cpp index 1e99ca3ce7..76952a442e 100644 --- a/src/mac/clipbrd.cpp +++ b/src/mac/clipbrd.cpp @@ -6,7 +6,7 @@ // Created: ??/??/98 // RCS-ID: $Id$ // Copyright: (c) AUTHOR -// Licence: wxWindows licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ @@ -21,235 +21,110 @@ #include "wx/metafile.h" #include "wx/clipbrd.h" #include "wx/intl.h" +#include "wx/log.h" + +#include "wx/mac/private.h" +#ifndef __DARWIN__ +#include +#endif #define wxUSE_DATAOBJ 1 #include -// open/close - -bool clipboard_opened = false ; - -bool wxOpenClipboard() -{ - clipboard_opened = true ; - return TRUE; -} - -bool wxCloseClipboard() -{ - clipboard_opened = false ; - return TRUE; -} - -bool wxIsClipboardOpened() -{ - return clipboard_opened; -} - -bool wxEmptyClipboard() -{ - -#if TARGET_CARBON - OSStatus err ; - err = ClearCurrentScrap( ); -#else - OSErr err ; - err = ZeroScrap( ); -#endif - if ( err ) - { - wxLogSysError(_("Failed to empty the clipboard.")); - return FALSE ; - } - return TRUE; -} - -// get/set data - -// clipboard formats +// the trace mask we use with wxLogTrace() - call +// wxLog::AddTraceMask(TRACE_CLIPBOARD) to enable the trace messages from here +// (there will be a *lot* of them!) +static const wxChar *TRACE_CLIPBOARD = _T("clipboard"); -bool wxIsClipboardFormatAvailable(wxDataFormat dataFormat) -{ -#if TARGET_CARBON - OSStatus err = noErr; - ScrapRef scrapRef; - - err = GetCurrentScrap( &scrapRef ); - if ( err != noTypeErr && err != memFullErr ) - { - ScrapFlavorFlags flavorFlags; - Size byteCount; - - if (( err = GetScrapFlavorFlags( scrapRef, dataFormat.GetFormatId(), &flavorFlags )) == noErr) - { - if (( err = GetScrapFlavorSize( scrapRef, dataFormat.GetFormatId(), &byteCount )) == noErr) - { - return TRUE ; - } - } - } - return FALSE; - -#else - long offset ; - if ( GetScrap( NULL , dataFormat.GetFormatId() , &offset ) > 0 ) - { - return TRUE ; - } - return FALSE; -#endif -} - -bool wxSetClipboardData(wxDataFormat dataFormat,const void *data,int width , int height) +void *wxGetClipboardData(wxDataFormat dataFormat, long *len) { #if !TARGET_CARBON - OSErr err = noErr ; + OSErr err = noErr ; #else - OSStatus err = noErr ; + OSStatus err = noErr ; #endif - + void * data = NULL ; + switch (dataFormat.GetType()) { - case wxDF_BITMAP: - { - /* - wxBitmap *bitmap = (wxBitmap *)data; - - HDC hdcMem = CreateCompatibleDC((HDC) NULL); - HDC hdcSrc = CreateCompatibleDC((HDC) NULL); - HBITMAP old = (HBITMAP) - ::SelectObject(hdcSrc, (HBITMAP)bitmap->GetHBITMAP()); - HBITMAP hBitmap = CreateCompatibleBitmap(hdcSrc, - bitmap->GetWidth(), - bitmap->GetHeight()); - if (!hBitmap) - { - SelectObject(hdcSrc, old); - DeleteDC(hdcMem); - DeleteDC(hdcSrc); - return FALSE; - } - - HBITMAP old1 = (HBITMAP) SelectObject(hdcMem, hBitmap); - BitBlt(hdcMem, 0, 0, bitmap->GetWidth(), bitmap->GetHeight(), - hdcSrc, 0, 0, SRCCOPY); - - // Select new bitmap out of memory DC - SelectObject(hdcMem, old1); - - // Set the data - handle = ::SetClipboardData(CF_BITMAP, hBitmap); - - // Clean up - SelectObject(hdcSrc, old); - DeleteDC(hdcSrc); - DeleteDC(hdcMem); - */ - break; - } - - 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 -*/ - break; - } + case wxDF_OEMTEXT: + dataFormat = wxDF_TEXT; + // fall through -#if wxUSE_METAFILE - case wxDF_METAFILE: - { - wxMetafile *wxMF = (wxMetafile *)data; - PicHandle pict = wxMF->GetHMETAFILE() ; - HLock( (Handle) pict ) ; -#if !TARGET_CARBON - err = PutScrap( GetHandleSize( (Handle) pict ) , 'PICT' , *pict ) ; -#else - ScrapRef scrap; - err = GetCurrentScrap (&scrap); - if ( !err ) - { - err = PutScrapFlavor (scrap, 'PICT', 0, GetHandleSize((Handle) pict), *pict); - } -#endif - HUnlock( (Handle) pict ) ; + case wxDF_TEXT: break; - } -#endif - case wxDF_SYLK: - case wxDF_DIF: - case wxDF_TIFF: - case wxDF_PALETTE: default: { wxLogError(_("Unsupported clipboard format.")); - return FALSE; + return NULL; } + } - case wxDF_OEMTEXT: - dataFormat = wxDF_TEXT; - // fall through - - case wxDF_TEXT: +#if TARGET_CARBON + ScrapRef scrapRef; + + err = GetCurrentScrap( &scrapRef ); + if ( err != noTypeErr && err != memFullErr ) + { + ScrapFlavorFlags flavorFlags; + Size byteCount; + + if (( err = GetScrapFlavorFlags( scrapRef, dataFormat.GetFormatId(), &flavorFlags )) == noErr) + { + if (( err = GetScrapFlavorSize( scrapRef, dataFormat.GetFormatId(), &byteCount )) == noErr) { - wxString mac ; - if ( wxApp::s_macDefaultEncodingIsPC ) - { - mac = wxMacMakeMacStringFromPC((char *)data) ; - } - else - { - mac = (char *)data ; - } -#if !TARGET_CARBON - err = PutScrap( mac.Length() , 'TEXT' , mac.c_str() ) ; -#else - ScrapRef scrap; - err = GetCurrentScrap (&scrap); - if ( !err ) - { - err = PutScrapFlavor (scrap, 'TEXT', 0, mac.Length(), mac.c_str()); - } -#endif - break; + if ( dataFormat.GetType() == wxDF_TEXT ) + byteCount++ ; + + data = new char[ byteCount ] ; + if (( err = GetScrapFlavorData( scrapRef, dataFormat.GetFormatId(), &byteCount , data )) == noErr ) + { + *len = byteCount ; + if ( dataFormat.GetType() == wxDF_TEXT ) + ((char*)data)[byteCount] = 0 ; + } + else + { + delete[] ((char *)data) ; + data = NULL ; + } } + } } - + +#else + long offset ; + Handle datahandle = NewHandle(0) ; + HLock( datahandle ) ; + GetScrap( datahandle , dataFormat.GetFormatId() , &offset ) ; + HUnlock( datahandle ) ; + if ( GetHandleSize( datahandle ) > 0 ) + { + long byteCount = GetHandleSize( datahandle ) ; + if ( dataFormat.GetType() == wxDF_TEXT ) + data = new char[ byteCount + 1] ; + else + data = new char[ byteCount ] ; + + memcpy( (char*) data , (char*) *datahandle , byteCount ) ; + if ( dataFormat.GetType() == wxDF_TEXT ) + ((char*)data)[byteCount] = 0 ; + * len = byteCount ; + } + DisposeHandle( datahandle ) ; +#endif if ( err ) { - wxLogSysError(_("Failed to set clipboard data.")); + wxLogSysError(_("Failed to get clipboard data.")); - return FALSE; + return NULL ; } - - return TRUE; -} - -wxDataFormat wxEnumClipboardFormats(wxDataFormat dataFormat) -{ - return wxDataFormat(); -} - -int wxRegisterClipboardFormat(wxChar *formatName) -{ - return 0; -} - -bool wxGetClipboardFormatName(wxDataFormat dataFormat, wxChar *formatName, int maxCount) -{ - return FALSE; -} - -void *wxGetClipboardData(wxDataFormat dataFormat, long *len) -{ - return NULL; + if ( dataFormat.GetType() == wxDF_TEXT && wxApp::s_macDefaultEncodingIsPC ) + { + wxMacConvertToPC((char*)data) ; + } + return data; } @@ -257,23 +132,41 @@ void *wxGetClipboardData(wxDataFormat dataFormat, long *len) * Generalized clipboard implementation by Matthew Flatt */ -IMPLEMENT_DYNAMIC_CLASS(wxClipboard, wxClipboardBase) +IMPLEMENT_DYNAMIC_CLASS(wxClipboard, wxObject) wxClipboard::wxClipboard() { - m_clearOnExit = FALSE; + m_open = false ; + m_data = NULL ; } wxClipboard::~wxClipboard() { - if ( m_clearOnExit ) + if (m_data) { - Clear(); + delete m_data; + m_data = (wxDataObject*) NULL; } } void wxClipboard::Clear() { + if (m_data) + { + delete m_data; + m_data = (wxDataObject*) NULL; + } +#if TARGET_CARBON + OSStatus err ; + err = ClearCurrentScrap( ); +#else + OSErr err ; + err = ZeroScrap( ); +#endif + if ( err ) + { + wxLogSysError(_("Failed to empty the clipboard.")); + } } bool wxClipboard::Flush() @@ -283,257 +176,226 @@ bool wxClipboard::Flush() bool wxClipboard::Open() { - return wxOpenClipboard(); + wxCHECK_MSG( !m_open, FALSE, wxT("clipboard already open") ); + m_open = true ; + return true ; } bool wxClipboard::IsOpened() const { - return wxIsClipboardOpened(); + return m_open; } -static int FormatStringToID(char *str) +bool wxClipboard::SetData( wxDataObject *data ) { - if (!strcmp(str, "TEXT")) - return wxDF_TEXT; + wxCHECK_MSG( m_open, FALSE, wxT("clipboard not open") ); - return wxRegisterClipboardFormat(str); -} + wxCHECK_MSG( data, FALSE, wxT("data is invalid") ); -bool wxClipboard::SetData( wxDataObject *data ) -{ - (void)wxEmptyClipboard(); + Clear(); - if ( data ) - return AddData(data); - else - return TRUE; + return AddData( data ); } bool wxClipboard::AddData( wxDataObject *data ) { + wxCHECK_MSG( m_open, FALSE, wxT("clipboard not open") ); + wxCHECK_MSG( data, FALSE, wxT("data is invalid") ); -#if wxUSE_DATAOBJ - wxCHECK_MSG( wxIsClipboardOpened(), FALSE, wxT("clipboard not open") ); + /* we can only store one wxDataObject */ + Clear(); + + m_data = data; - wxDataFormat format = data->GetPreferredFormat(); + /* get formats from wxDataObjects */ + wxDataFormat *array = new wxDataFormat[ m_data->GetFormatCount() ]; + m_data->GetAllFormats( array ); - switch ( format.GetType() ) + for (size_t i = 0; i < m_data->GetFormatCount(); i++) { - case wxDF_TEXT: - case wxDF_OEMTEXT: - { - wxTextDataObject* textDataObject = (wxTextDataObject*) data; - wxString str(textDataObject->GetText()); - return wxSetClipboardData(format, str.c_str()); - } + wxLogTrace( TRACE_CLIPBOARD, + wxT("wxClipboard now supports atom %s"), + array[i].GetId().c_str() ); - case wxDF_BITMAP: - case wxDF_DIB: - { - wxBitmapDataObject* bitmapDataObject = (wxBitmapDataObject*) data; - wxBitmap bitmap(bitmapDataObject->GetBitmap()); - return wxSetClipboardData(format, &bitmap); - } +#if !TARGET_CARBON + OSErr err = noErr ; +#else + OSStatus err = noErr ; +#endif -#if 0 // wxUSE_METAFILE + switch ( array[i].GetType() ) + { + case wxDF_TEXT: + case wxDF_OEMTEXT: + { + wxTextDataObject* textDataObject = (wxTextDataObject*) data; + wxString str(textDataObject->GetText()); + wxString mac ; + if ( wxApp::s_macDefaultEncodingIsPC ) + { + mac = wxMacMakeMacStringFromPC(textDataObject->GetText()) ; + } + else + { + mac = textDataObject->GetText() ; + } + #if !TARGET_CARBON + err = PutScrap( mac.Length() , 'TEXT' , mac.c_str() ) ; + #else + ScrapRef scrap; + err = GetCurrentScrap (&scrap); + if ( !err ) + { + err = PutScrapFlavor (scrap, 'TEXT', 0, mac.Length(), mac.c_str()); + } + #endif + } + break ; + +#if wxUSE_DRAG_AND_DROP case wxDF_METAFILE: - { - wxMetafileDataObject* metaFileDataObject = + { + wxMetafileDataObject* metaFileDataObject = (wxMetafileDataObject*) data; - wxMetafile metaFile = metaFileDataObject->GetMetafile(); - return wxSetClipboardData(wxDF_METAFILE, &metaFile, - metaFileDataObject->GetWidth(), - metaFileDataObject->GetHeight()); - } -#endif // wxUSE_METAFILE + wxMetafile metaFile = metaFileDataObject->GetMetafile(); + PicHandle pict = (PicHandle) metaFile.GetHMETAFILE() ; + HLock( (Handle) pict ) ; + #if !TARGET_CARBON + err = PutScrap( GetHandleSize( (Handle) pict ) , 'PICT' , *pict ) ; + #else + ScrapRef scrap; + err = GetCurrentScrap (&scrap); + if ( !err ) + { + err = PutScrapFlavor (scrap, 'PICT', 0, GetHandleSize((Handle) pict), *pict); + } + #endif + HUnlock( (Handle) pict ) ; + } + break ; +#endif + case wxDF_BITMAP: + case wxDF_DIB: + default: + break ; + } - default: - // return wxSetClipboardData(data); - break ; } -#else // !wxUSE_DATAOBJ -#endif - return FALSE; -} -void wxClipboard::Close() -{ - wxCloseClipboard(); + delete[] array; + + return true ; } -bool wxClipboard::IsSupported( const wxDataFormat &format ) +void wxClipboard::Close() { - return wxIsClipboardFormatAvailable(format); + m_open = false ; } -bool wxClipboard::GetData( wxDataObject& data ) +bool wxClipboard::IsSupported( const wxDataFormat &dataFormat ) { -#if wxUSE_DATAOBJ - wxCHECK_MSG( wxIsClipboardOpened(), FALSE, wxT("clipboard not open") ); - - wxDataFormat format = data.GetPreferredFormat(); - switch ( format ) + if ( m_data ) + { + return m_data->IsSupported( dataFormat ) ; + } +#if TARGET_CARBON + OSStatus err = noErr; + ScrapRef scrapRef; + + err = GetCurrentScrap( &scrapRef ); + if ( err != noTypeErr && err != memFullErr ) { - case wxDF_TEXT: - case wxDF_OEMTEXT: - { - wxTextDataObject& textDataObject = (wxTextDataObject &)data; - char* s = (char*)wxGetClipboardData(format); - if ( !s ) - return FALSE; - - textDataObject.SetText(s); - delete [] s; - - return TRUE; - } - - case wxDF_BITMAP: - case wxDF_DIB: - { - wxBitmapDataObject& bitmapDataObject = (wxBitmapDataObject &)data; - wxBitmap* bitmap = (wxBitmap *)wxGetClipboardData(format ); - if ( !bitmap ) - return FALSE; - - bitmapDataObject.SetBitmap(*bitmap); - delete bitmap; - - return TRUE; - } -#if 0 // wxUSE_METAFILE - case wxDF_METAFILE: + ScrapFlavorFlags flavorFlags; + Size byteCount; + + if (( err = GetScrapFlavorFlags( scrapRef, dataFormat.GetFormatId(), &flavorFlags )) == noErr) { - wxMetafileDataObject& metaFileDataObject = (wxMetafileDataObject &)data; - wxMetafile* metaFile = (wxMetafile *)wxGetClipboardData(wxDF_METAFILE); - if ( !metaFile ) - return FALSE; - - metaFileDataObject.SetMetafile(*metaFile); - delete metaFile; - - return TRUE; + if (( err = GetScrapFlavorSize( scrapRef, dataFormat.GetFormatId(), &byteCount )) == noErr) + { + return TRUE ; + } } -#endif // wxUSE_METAFILE } -#else // !wxUSE_DATAOBJ - wxFAIL_MSG( wxT("no clipboard implementation") ); -#endif return FALSE; -} -/* -void wxClipboard::SetClipboardClient(wxClipboardClient *client, long time) -{ - bool got_selection; - - if (clipOwner) - clipOwner->BeingReplaced(); - clipOwner = client; - if (cbString) { - delete[] cbString; - cbString = NULL; - } - - if (wxOpenClipboard()) { - char **formats, *data; - int i; - int ftype; - long size; - - formats = clipOwner->formats.ListToArray(FALSE); - for (i = clipOwner->formats.Number(); i--; ) { - ftype = FormatStringToID(formats[i]); - data = clipOwner->GetData(formats[i], &size); - if (!wxSetClipboardData(ftype, (wxObject *)data, size, 1)) { - got_selection = FALSE; - break; - } - } - - if (i < 0) - got_selection = wxCloseClipboard(); - } else - got_selection = FALSE; - - got_selection = FALSE; // Assume another process takes over - - if (!got_selection) { - clipOwner->BeingReplaced(); - clipOwner = NULL; - } -} - -wxClipboardClient *wxClipboard::GetClipboardClient() -{ - return clipOwner; + +#else + long offset ; + Handle datahandle = NewHandle(0) ; + HLock( datahandle ) ; + GetScrap( datahandle , dataFormat.GetFormatId() , &offset ) ; + HUnlock( datahandle ) ; + bool hasData = GetHandleSize( datahandle ) > 0 ; + DisposeHandle( datahandle ) ; + return hasData ; +#endif } -void wxClipboard::SetClipboardString(char *str, long time) -{ - bool got_selection; - - if (clipOwner) { - clipOwner->BeingReplaced(); - clipOwner = NULL; - } - if (cbString) - delete[] cbString; - - cbString = str; - - if (wxOpenClipboard()) { - if (!wxSetClipboardData(wxDF_TEXT, (wxObject *)str)) - got_selection = FALSE; - else - got_selection = wxCloseClipboard(); - } else - got_selection = FALSE; - - got_selection = FALSE; // Assume another process takes over - - if (!got_selection) { - delete[] cbString; - cbString = NULL; - } -} -char *wxClipboard::GetClipboardString(long time) +bool wxClipboard::GetData( wxDataObject& data ) { - char *str; - long length; + wxCHECK_MSG( m_open, FALSE, wxT("clipboard not open") ); - str = GetClipboardData("TEXT", &length, time); - if (!str) { - str = new char[1]; - *str = 0; - } + size_t formatcount = data.GetFormatCount() + 1 ; + wxDataFormat *array = new wxDataFormat[ formatcount ]; + array[0] = data.GetPreferredFormat(); + data.GetAllFormats( &array[1] ); - return str; -} + bool transferred = false ; + if ( m_data ) + { + for (size_t i = 0; !transferred && i < formatcount ; i++) + { + wxDataFormat format = array[i] ; + if ( m_data->IsSupported( format ) ) + { + int size = m_data->GetDataSize( format ); + transferred = true ; + + if (size == 0) + { + data.SetData(format , 0 , 0 ) ; + } + else + { + char *d = new char[size]; + m_data->GetDataHere( format , (void*) d ); + data.SetData( format , size , d ) ; + delete[] d ; + } + } + } + } + /* get formats from wxDataObjects */ + if ( !transferred ) + { + for (size_t i = 0; !transferred && i < formatcount ; i++) + { + wxDataFormat format = array[i] ; + + switch ( format.GetType() ) + { + case wxDF_TEXT: + case wxDF_OEMTEXT: + { + long len ; + char* s = (char*)wxGetClipboardData(format, &len ); + if ( s ) + { + data.SetData( format , len , s ) ; + delete [] s; + + transferred = true ; + } + } + break ; + + default : + break ; + } + } + } -char *wxClipboard::GetClipboardData(char *format, long *length, long time) -{ - if (clipOwner) { - if (clipOwner->formats.Member(format)) - return clipOwner->GetData(format, length); - else - return NULL; - } else if (cbString) { - if (!strcmp(format, "TEXT")) - return copystring(cbString); - else - return NULL; - } else { - if (wxOpenClipboard()) { - receivedString = (char *)wxGetClipboardData(FormatStringToID(format), - length); - wxCloseClipboard(); - } else - receivedString = NULL; - - return receivedString; - } + delete[] array ; + return transferred ; } -*/ -