X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7c74e7fe1de14f32dcd6f3c9cdd727de540bbd0e..c4807c0a8fdce8c8a21f7296cc224c08297ca54b:/src/mac/carbon/clipbrd.cpp?ds=sidebyside diff --git a/src/mac/carbon/clipbrd.cpp b/src/mac/carbon/clipbrd.cpp index 36f4c0f4d9..7acd5845f4 100644 --- a/src/mac/carbon/clipbrd.cpp +++ b/src/mac/carbon/clipbrd.cpp @@ -1,365 +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" - -#include - -// open/close -bool wxOpenClipboard() -{ - return TRUE; -} - -bool wxCloseClipboard() -{ - return TRUE; -} +#include "wx/wxprec.h" -bool wxIsClipboardOpened() -{ - return TRUE; -} - -// get/set data - -bool wxEmptyClipboard() -{ - ZeroScrap() ; - return TRUE; -} - -bool wxSetClipboardData(wxDataFormat dataFormat,const void *data,int width , int height) -{ - return FALSE; -} - -void *wxGetClipboardData(wxDataFormat dataFormat, long *len) -{ - return NULL; -} +#if wxUSE_CLIPBOARD +#include "wx/clipbrd.h" -// clipboard formats +#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 -bool wxIsClipboardFormatAvailable(wxDataFormat dataFormat) -{ - return FALSE; -} +#include "wx/metafile.h" -wxDataFormat wxEnumClipboardFormats(wxDataFormat dataFormat) -{ - return wxDataFormat(); -} +#include "wx/mac/uma.h" -int wxRegisterClipboardFormat(wxChar *formatName) -{ - return 0; -} +#define wxUSE_DATAOBJ 1 -bool wxGetClipboardFormatName(wxDataFormat dataFormat, wxChar *formatName, int maxCount) -{ - return FALSE; -} +#include -/* - * Generalized clipboard implementation by Matthew Flatt - */ +// 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") IMPLEMENT_DYNAMIC_CLASS(wxClipboard, wxObject) wxClipboard::wxClipboard() { - m_clearOnExit = FALSE; + 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_clearOnExit ) - { - Clear(); - } + m_pasteboard.reset((PasteboardRef)0); + delete m_data; } void wxClipboard::Clear() { + if (m_data != NULL) + { + delete m_data; + m_data = NULL; + } + + 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->GetFormat(); + // we can only store one wxDataObject + Clear(); - switch ( format ) - { - 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(data->GetFormat(), &bitmap); - } + m_data = data; -#if 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); - } -#else // !wxUSE_DATAOBJ - return FALSE; -#endif + 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( 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") ); + if ( IsUsingPrimarySelection() ) + return false; - wxDataFormat format = data.GetFormat(); - switch ( format ) - { - case wxDF_TEXT: - case wxDF_OEMTEXT: - { - wxTextDataObject& textDataObject = (wxTextDataObject &)data; - char* s = (char*)wxGetClipboardData(format); - if ( !s ) - 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(data->GetFormat()); - 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 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; - - return TRUE; + wxDataFormat format = array[ i ]; + if ( m_data->IsSupported( format ) ) + { + 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; + } + } } -#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