X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2f1ae4143271ae63a17e052a1a471d16e9cd8c44..4813bb8d72d4e6821e031f2b19baaa338b714d39:/src/mac/carbon/clipbrd.cpp?ds=sidebyside diff --git a/src/mac/carbon/clipbrd.cpp b/src/mac/carbon/clipbrd.cpp index ca5b793396..7acd5845f4 100644 --- a/src/mac/carbon/clipbrd.cpp +++ b/src/mac/carbon/clipbrd.cpp @@ -1,538 +1,209 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: clipbrd.cpp +// Name: src/mac/carbon/clipbrd.cpp // Purpose: Clipboard functionality -// Author: AUTHOR +// Author: Stefan Csomor; +// Generalized clipboard implementation by Matthew Flatt // Modified by: -// Created: ??/??/98 +// Created: 1998-01-01 // RCS-ID: $Id$ -// Copyright: (c) AUTHOR -// Licence: wxWindows licence +// Copyright: (c) Stefan Csomor +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation -#pragma implementation "clipbrd.h" -#endif - -#include "wx/app.h" -#include "wx/frame.h" -#include "wx/bitmap.h" -#include "wx/utils.h" -#include "wx/metafile.h" -#include "wx/clipbrd.h" - -#define wxUSE_DATAOBJ 1 - -#include - -// open/close +#include "wx/wxprec.h" -bool clipboard_opened = false ; +#if wxUSE_CLIPBOARD -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 - -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 -} +#include "wx/clipbrd.h" -bool wxSetClipboardData(wxDataFormat dataFormat,const void *data,int width , int height) -{ -#if !TARGET_CARBON - OSErr err = noErr ; -#else - OSStatus err = noErr ; +#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 - - 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); +#include "wx/metafile.h" - // Select new bitmap out of memory DC - SelectObject(hdcMem, old1); +#include "wx/mac/uma.h" - // Set the data - handle = ::SetClipboardData(CF_BITMAP, hBitmap); +#define wxUSE_DATAOBJ 1 - // Clean up - SelectObject(hdcSrc, old); - DeleteDC(hdcSrc); - DeleteDC(hdcMem); - */ - break; - } +#include - 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; - } +// 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!) +#define TRACE_CLIPBOARD _T("clipboard") -#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 ) ; - break; - } -#endif - case wxDF_SYLK: - case wxDF_DIF: - case wxDF_TIFF: - case wxDF_PALETTE: - default: - { - wxLogError(_("Unsupported clipboard format.")); - return FALSE; - } - - case wxDF_OEMTEXT: - dataFormat = wxDF_TEXT; - // fall through +IMPLEMENT_DYNAMIC_CLASS(wxClipboard, wxObject) - case wxDF_TEXT: - { - 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 ( err ) +wxClipboard::wxClipboard() +{ + m_open = false; + m_data = NULL ; + PasteboardRef clipboard = 0; + OSStatus err = PasteboardCreate( kPasteboardClipboard, &clipboard ); + if (err != noErr) { - wxLogSysError(_("Failed to set clipboard data.")); - - return FALSE; + wxLogSysError( wxT("Failed to create the clipboard.") ); } - - 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; + m_pasteboard.reset(clipboard); } - -/* - * Generalized clipboard implementation by Matthew Flatt - */ - -IMPLEMENT_DYNAMIC_CLASS(wxClipboard, wxClipboardBase) - -wxClipboard::wxClipboard() +wxClipboard::~wxClipboard() { - m_clearOnExit = FALSE; + m_pasteboard.reset((PasteboardRef)0); + delete m_data; } -wxClipboard::~wxClipboard() +void wxClipboard::Clear() { - if ( m_clearOnExit ) + if (m_data != NULL) { - Clear(); + delete m_data; + m_data = NULL; } -} -void wxClipboard::Clear() -{ + OSStatus err = PasteboardClear( m_pasteboard ); + if (err != noErr) + { + wxLogSysError( wxT("Failed to empty the clipboard.") ); + } } bool wxClipboard::Flush() { - return FALSE; + return false; } 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; + if ( IsUsingPrimarySelection() ) + return false; - return wxRegisterClipboardFormat(str); -} + wxCHECK_MSG( m_open, false, wxT("clipboard not open") ); + wxCHECK_MSG( data, false, wxT("data is invalid") ); -bool wxClipboard::SetData( wxDataObject *data ) -{ - (void)wxEmptyClipboard(); + Clear(); - if ( data ) - return AddData(data); - else - return TRUE; + // as we can only store one wxDataObject, + // this is the same in this implementation + return AddData( data ); } bool wxClipboard::AddData( wxDataObject *data ) { - wxCHECK_MSG( data, FALSE, wxT("data is invalid") ); + if ( IsUsingPrimarySelection() ) + return false; -#if wxUSE_DATAOBJ - wxCHECK_MSG( wxIsClipboardOpened(), FALSE, wxT("clipboard not open") ); + wxCHECK_MSG( m_open, false, wxT("clipboard not open") ); + wxCHECK_MSG( data, false, wxT("data is invalid") ); - wxDataFormat format = data->GetPreferredFormat(); + // we can only store one wxDataObject + Clear(); - switch ( format.GetType() ) - { - case wxDF_TEXT: - case wxDF_OEMTEXT: - { - wxTextDataObject* textDataObject = (wxTextDataObject*) data; - wxString str(textDataObject->GetText()); - return wxSetClipboardData(format, str.c_str()); - } + 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") ); - case wxDF_BITMAP: - case wxDF_DIB: - { - wxBitmapDataObject* bitmapDataObject = (wxBitmapDataObject*) data; - wxBitmap bitmap(bitmapDataObject->GetBitmap()); - return wxSetClipboardData(format, &bitmap); - } + m_data = data; -#if 0 // wxUSE_METAFILE - case wxDF_METAFILE: - { - wxMetafileDataObject* metaFileDataObject = - (wxMetafileDataObject*) data; - wxMetafile metaFile = metaFileDataObject->GetMetafile(); - return wxSetClipboardData(wxDF_METAFILE, &metaFile, - metaFileDataObject->GetWidth(), - metaFileDataObject->GetHeight()); - } -#endif // wxUSE_METAFILE + data->AddToPasteboard( m_pasteboard, 1 ); - default: - // return wxSetClipboardData(data); - break ; - } -#else // !wxUSE_DATAOBJ -#endif - return FALSE; + return true; } void wxClipboard::Close() { - wxCloseClipboard(); + 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 &format ) +bool wxClipboard::IsSupported( const wxDataFormat &dataFormat ) { - return wxIsClipboardFormatAvailable(format); + 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 ) { -#if wxUSE_DATAOBJ - wxCHECK_MSG( wxIsClipboardOpened(), FALSE, wxT("clipboard not open") ); - - wxDataFormat format = data.GetPreferredFormat(); - switch ( format ) - { - case wxDF_TEXT: - case wxDF_OEMTEXT: - { - wxTextDataObject& textDataObject = (wxTextDataObject &)data; - char* s = (char*)wxGetClipboardData(format); - if ( !s ) - return FALSE; + if ( IsUsingPrimarySelection() ) + return false; - textDataObject.SetText(s); - delete [] s; + wxCHECK_MSG( m_open, false, wxT("clipboard not open") ); - return TRUE; - } - - case wxDF_BITMAP: - case wxDF_DIB: - { - wxBitmapDataObject& bitmapDataObject = (wxBitmapDataObject &)data; - wxBitmap* bitmap = (wxBitmap *)wxGetClipboardData(format ); - if ( !bitmap ) - return FALSE; + size_t formatcount = data.GetFormatCount() + 1; + wxDataFormat *array = new wxDataFormat[ formatcount ]; + array[0] = data.GetPreferredFormat(); + data.GetAllFormats( &array[1] ); - bitmapDataObject.SetBitmap(*bitmap); - delete bitmap; + bool transferred = false; - return TRUE; - } -#if 0 // wxUSE_METAFILE - case wxDF_METAFILE: + if ( m_data ) + { + for (size_t i = 0; !transferred && i < formatcount; i++) { - wxMetafileDataObject& metaFileDataObject = (wxMetafileDataObject &)data; - wxMetafile* metaFile = (wxMetafile *)wxGetClipboardData(wxDF_METAFILE); - if ( !metaFile ) - return FALSE; - - metaFileDataObject.SetMetafile(*metaFile); - delete metaFile; + wxDataFormat format = array[ i ]; + if ( m_data->IsSupported( format ) ) + { + int dataSize = m_data->GetDataSize( format ); + transferred = true; - return 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; + } + } } -#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; -} - -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) -{ - char *str; - long length; - str = GetClipboardData("TEXT", &length, time); - if (!str) { - str = new char[1]; - *str = 0; - } - - return str; -} + // get formats from wxDataObjects + if ( !transferred ) + { + transferred = data.GetFromPasteboard( m_pasteboard ) ; + } + delete [] array; -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; - } + return transferred; } -*/ +#endif