X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a31a5f85341a2ef131d86a1dee12f3d6c8156118..0bbe61b8c18a1795189f0cf73cc61c14a0fb846d:/src/mac/carbon/clipbrd.cpp?ds=sidebyside diff --git a/src/mac/carbon/clipbrd.cpp b/src/mac/carbon/clipbrd.cpp index 7854006d09..7acd5845f4 100644 --- a/src/mac/carbon/clipbrd.cpp +++ b/src/mac/carbon/clipbrd.cpp @@ -1,7 +1,8 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: clipbrd.cpp +// Name: src/mac/carbon/clipbrd.cpp // Purpose: Clipboard functionality -// Author: Stefan Csomor +// Author: Stefan Csomor; +// Generalized clipboard implementation by Matthew Flatt // Modified by: // Created: 1998-01-01 // RCS-ID: $Id$ @@ -9,23 +10,23 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation -#pragma implementation "clipbrd.h" -#endif +#include "wx/wxprec.h" + +#if wxUSE_CLIPBOARD -#include "wx/app.h" -#include "wx/frame.h" -#include "wx/bitmap.h" -#include "wx/utils.h" -#include "wx/metafile.h" #include "wx/clipbrd.h" -#include "wx/intl.h" -#include "wx/log.h" -#ifndef __DARWIN__ -#include +#ifndef WX_PRECOMP + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/app.h" + #include "wx/utils.h" + #include "wx/frame.h" + #include "wx/bitmap.h" #endif + +#include "wx/metafile.h" + #include "wx/mac/uma.h" #define wxUSE_DATAOBJ 1 @@ -35,153 +36,56 @@ // 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"); - -void *wxGetClipboardData(wxDataFormat dataFormat, long *len) -{ -#if !TARGET_CARBON - OSErr err = noErr ; -#else - OSStatus err = noErr ; -#endif - void * data = NULL ; - Size byteCount; - - switch (dataFormat.GetType()) - { - case wxDF_OEMTEXT: - dataFormat = wxDF_TEXT; - // fall through - - case wxDF_TEXT: - break; - case wxDF_BITMAP : - case wxDF_METAFILE : - break ; - default: - { - wxLogError(_("Unsupported clipboard format.")); - return NULL; - } - } - -#if TARGET_CARBON - ScrapRef scrapRef; - - err = GetCurrentScrap( &scrapRef ); - if ( err != noTypeErr && err != memFullErr ) - { - ScrapFlavorFlags flavorFlags; - - if (( err = GetScrapFlavorFlags( scrapRef, dataFormat.GetFormatId(), &flavorFlags )) == noErr) - { - if (( err = GetScrapFlavorSize( scrapRef, dataFormat.GetFormatId(), &byteCount )) == noErr) - { - 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 ) - { - 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 get clipboard data.")); - - return NULL ; - } - if ( dataFormat.GetType() == wxDF_TEXT && wxApp::s_macDefaultEncodingIsPC ) - { - wxMacConvertToPC((char*)data,(char*)data,byteCount) ; - } - return data; -} - - -/* - * Generalized clipboard implementation by Matthew Flatt - */ +#define TRACE_CLIPBOARD _T("clipboard") IMPLEMENT_DYNAMIC_CLASS(wxClipboard, wxObject) wxClipboard::wxClipboard() { - m_open = false ; - m_data = NULL ; + m_open = false; + m_data = NULL ; + PasteboardRef clipboard = 0; + OSStatus err = PasteboardCreate( kPasteboardClipboard, &clipboard ); + if (err != noErr) + { + wxLogSysError( wxT("Failed to create the clipboard.") ); + } + m_pasteboard.reset(clipboard); } wxClipboard::~wxClipboard() { - if (m_data) - { - delete m_data; - m_data = (wxDataObject*) NULL; - } + m_pasteboard.reset((PasteboardRef)0); + delete m_data; } void wxClipboard::Clear() { - if (m_data) + if (m_data != NULL) { delete m_data; - m_data = (wxDataObject*) NULL; + m_data = NULL; } -#if TARGET_CARBON - OSStatus err ; - err = ClearCurrentScrap( ); -#else - OSErr err ; - err = ZeroScrap( ); -#endif - if ( err ) + + OSStatus err = PasteboardClear( m_pasteboard ); + if (err != noErr) { - wxLogSysError(_("Failed to empty the clipboard.")); + wxLogSysError( wxT("Failed to empty the clipboard.") ); } } bool wxClipboard::Flush() { - return FALSE; + return false; } bool wxClipboard::Open() { - wxCHECK_MSG( !m_open, FALSE, wxT("clipboard already open") ); - m_open = true ; - return true ; + wxCHECK_MSG( !m_open, false, wxT("clipboard already open") ); + + m_open = true; + + return true; } bool wxClipboard::IsOpened() const @@ -191,211 +95,115 @@ bool wxClipboard::IsOpened() const bool wxClipboard::SetData( wxDataObject *data ) { - wxCHECK_MSG( m_open, FALSE, wxT("clipboard not open") ); + if ( IsUsingPrimarySelection() ) + return false; - wxCHECK_MSG( data, FALSE, wxT("data is invalid") ); + wxCHECK_MSG( m_open, false, wxT("clipboard not open") ); + wxCHECK_MSG( data, false, wxT("data is invalid") ); Clear(); + // as we can only store one wxDataObject, + // this is the same in this implementation return AddData( data ); } bool wxClipboard::AddData( wxDataObject *data ) { - wxCHECK_MSG( m_open, FALSE, wxT("clipboard not open") ); + if ( IsUsingPrimarySelection() ) + return false; - wxCHECK_MSG( data, FALSE, wxT("data is invalid") ); + wxCHECK_MSG( m_open, false, wxT("clipboard not open") ); + wxCHECK_MSG( data, false, wxT("data is invalid") ); - /* we can only store one wxDataObject */ + // we can only store one wxDataObject Clear(); - m_data = data; + PasteboardSyncFlags syncFlags = PasteboardSynchronize( m_pasteboard ); + wxCHECK_MSG( !(syncFlags&kPasteboardModified), false, wxT("clipboard modified after clear") ); + wxCHECK_MSG( (syncFlags&kPasteboardClientIsOwner), false, wxT("client couldn't own clipboard") ); - /* get formats from wxDataObjects */ - wxDataFormat *array = new wxDataFormat[ m_data->GetFormatCount() ]; - m_data->GetAllFormats( array ); - - for (size_t i = 0; i < m_data->GetFormatCount(); i++) - { - wxLogTrace( TRACE_CLIPBOARD, - wxT("wxClipboard now supports atom %s"), - array[i].GetId().c_str() ); - -#if !TARGET_CARBON - OSErr err = noErr ; -#else - OSStatus err = noErr ; -#endif - - 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() ; - } - err = UMAPutScrap( mac.Length() , 'TEXT' , (void*) mac.c_str() ) ; - } - break ; - -#if wxUSE_DRAG_AND_DROP - case wxDF_METAFILE: - { - wxMetafileDataObject* metaFileDataObject = - (wxMetafileDataObject*) data; - wxMetafile metaFile = metaFileDataObject->GetMetafile(); - PicHandle pict = (PicHandle) metaFile.GetHMETAFILE() ; - HLock( (Handle) pict ) ; - err = UMAPutScrap( GetHandleSize( (Handle) pict ) , 'PICT' , *pict ) ; - HUnlock( (Handle) pict ) ; - } - break ; -#endif - case wxDF_BITMAP: - case wxDF_DIB: - { - bool created = false ; - PicHandle pict = NULL ; - - wxBitmapDataObject* bitmapDataObject = (wxBitmapDataObject*) data ; - pict = (PicHandle) bitmapDataObject->GetBitmap().GetPict( &created ) ; - - HLock( (Handle) pict ) ; - err = UMAPutScrap( GetHandleSize( (Handle) pict ) , 'PICT' , *pict ) ; - HUnlock( (Handle) pict ) ; - if ( created ) - KillPicture( pict ) ; - } - default: - break ; - } - - } + m_data = data; - delete[] array; + data->AddToPasteboard( m_pasteboard, 1 ); - return true ; + return true; } void wxClipboard::Close() { - m_open = false ; + wxCHECK_RET( m_open, wxT("clipboard not open") ); + + m_open = false; + + // Get rid of cached object. + // If this is not done, copying data from + // another application will only work once + if (m_data) + { + delete m_data; + m_data = (wxDataObject*) NULL; + } } bool wxClipboard::IsSupported( const wxDataFormat &dataFormat ) { - if ( m_data ) - { - return m_data->IsSupported( 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 ; - Handle datahandle = NewHandle(0) ; - HLock( datahandle ) ; - GetScrap( datahandle , dataFormat.GetFormatId() , &offset ) ; - HUnlock( datahandle ) ; - bool hasData = GetHandleSize( datahandle ) > 0 ; - DisposeHandle( datahandle ) ; - return hasData ; -#endif + wxLogTrace(TRACE_CLIPBOARD, wxT("Checking if format %s is available"), + dataFormat.GetId().c_str()); + + if ( m_data ) + return m_data->IsSupported( dataFormat ); + return wxDataObject::IsFormatInPasteboard( m_pasteboard, dataFormat ); } bool wxClipboard::GetData( wxDataObject& data ) { - wxCHECK_MSG( m_open, FALSE, wxT("clipboard not open") ); + if ( IsUsingPrimarySelection() ) + return false; + + wxCHECK_MSG( m_open, false, wxT("clipboard not open") ); - size_t formatcount = data.GetFormatCount() + 1 ; - wxDataFormat *array = new wxDataFormat[ formatcount ]; + size_t formatcount = data.GetFormatCount() + 1; + wxDataFormat *array = new wxDataFormat[ formatcount ]; array[0] = data.GetPreferredFormat(); data.GetAllFormats( &array[1] ); - bool transferred = false ; + 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 + for (size_t i = 0; !transferred && i < formatcount; i++) + { + wxDataFormat format = array[ i ]; + if ( m_data->IsSupported( format ) ) { - char *d = new char[size]; - m_data->GetDataHere( format , (void*) d ); - data.SetData( format , size , d ) ; - delete[] d ; + int dataSize = m_data->GetDataSize( format ); + transferred = true; + + if (dataSize == 0) + { + data.SetData( format, 0, 0 ); + } + else + { + char *d = new char[ dataSize ]; + m_data->GetDataHere( format, (void*)d ); + data.SetData( format, dataSize, d ); + delete [] d; + } } - } - } + } } - /* get formats from wxDataObjects */ - if ( !transferred ) + + // 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 : - case wxDF_BITMAP : - case wxDF_METAFILE : - { - long len ; - char* s = (char*)wxGetClipboardData(format, &len ); - if ( s ) - { - data.SetData( format , len , s ) ; - delete [] s; - - transferred = true ; - } - } - break ; - - default : - break ; - } - } + transferred = data.GetFromPasteboard( m_pasteboard ) ; } - delete[] array ; - return transferred ; + delete [] array; + + return transferred; } + +#endif