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New wxDataObject etc. Almost works.

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A few more compatibility funcs for (long*) vs (int*).
  Makefile.in regenerated from filelist...


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4058 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
1999-10-18 22:22:56 +00:00
parent 314260fbd0
commit 1dd989e1bf
17 changed files with 820 additions and 1205 deletions
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392
src/gtk/dataobj.cpp
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@@ -26,19 +26,17 @@
GdkAtom g_textAtom = 0;
GdkAtom g_pngAtom = 0;
GdkAtom g_fileAtom = 0;
//-------------------------------------------------------------------------
// wxDataFormat
//-------------------------------------------------------------------------
IMPLEMENT_CLASS(wxDataFormat, wxObject)
wxDataFormat::wxDataFormat()
{
PrepareFormats();
m_type = wxDF_INVALID;
m_hasAtom = FALSE;
m_atom = (GdkAtom) 0;
m_format = (GdkAtom) 0;
}
wxDataFormat::wxDataFormat( wxDataFormatId type )
@@ -59,39 +57,10 @@ wxDataFormat::wxDataFormat( const wxString &id )
SetId( id );
}
wxDataFormat::wxDataFormat( const wxDataFormat &format )
wxDataFormat::wxDataFormat( NativeFormat format )
{
PrepareFormats();
m_type = format.GetType();
m_id = format.GetId();
m_hasAtom = TRUE;
m_atom = ((wxDataFormat &)format).GetAtom(); // const_cast
}
wxDataFormat::wxDataFormat( const GdkAtom atom )
{
PrepareFormats();
m_hasAtom = TRUE;
m_atom = atom;
if (m_atom == g_textAtom)
{
m_type = wxDF_TEXT;
} else
if (m_atom == GDK_TARGET_BITMAP)
{
m_type = wxDF_BITMAP;
} else
{
m_type = wxDF_PRIVATE;
m_id = gdk_atom_name( m_atom );
if (m_id == wxT("file:ALL"))
{
m_type = wxDF_FILENAME;
}
}
SetId( format );
}
void wxDataFormat::SetType( wxDataFormatId type )
@@ -99,25 +68,17 @@ void wxDataFormat::SetType( wxDataFormatId type )
m_type = type;
if (m_type == wxDF_TEXT)
{
m_id = wxT("STRING");
}
m_format = g_textAtom;
else
if (m_type == wxDF_BITMAP)
{
m_id = wxT("image/png");
}
m_format = g_pngAtom;
else
if (m_type == wxDF_FILENAME)
{
m_id = wxT("file:ALL");
}
m_format = g_fileAtom;
else
{
wxFAIL_MSG( wxT("invalid dataformat") );
}
m_hasAtom = FALSE;
}
wxDataFormatId wxDataFormat::GetType() const
@@ -127,152 +88,41 @@ wxDataFormatId wxDataFormat::GetType() const
wxString wxDataFormat::GetId() const
{
return m_id;
wxString ret( gdk_atom_name( m_format ) ); // this will convert from ascii to Unicode
return ret;
}
void wxDataFormat::SetId( NativeFormat format )
{
m_format = format;
if (m_format == g_textAtom)
m_type = wxDF_TEXT;
else
if (m_format == g_pngAtom)
m_type = wxDF_BITMAP;
else
if (m_format == g_fileAtom)
m_type = wxDF_FILENAME;
else
m_type = wxDF_PRIVATE;
}
void wxDataFormat::SetId( const wxChar *id )
{
m_type = wxDF_PRIVATE;
m_id = id;
m_hasAtom = FALSE;
}
GdkAtom wxDataFormat::GetAtom()
{
if (!m_hasAtom)
{
m_hasAtom = TRUE;
if (m_type == wxDF_TEXT)
{
m_atom = g_textAtom;
}
else
if (m_type == wxDF_BITMAP)
{
m_atom = GDK_TARGET_BITMAP;
}
else
if (m_type == wxDF_PRIVATE)
{
m_atom = gdk_atom_intern( wxMBSTRINGCAST m_id.mbc_str(), FALSE );
}
else
if (m_type == wxDF_FILENAME)
{
m_atom = gdk_atom_intern( "file:ALL", FALSE );
}
else
{
m_hasAtom = FALSE;
m_atom = (GdkAtom) 0;
}
}
return m_atom;
wxString tmp( id );
m_format = gdk_atom_intern( wxMBSTRINGCAST tmp.mbc_str(), FALSE ); // what is the string cast for?
}
void wxDataFormat::PrepareFormats()
{
if (!g_textAtom) g_textAtom = gdk_atom_intern( "STRING", FALSE );
if (!g_pngAtom) g_pngAtom = gdk_atom_intern( "image/png", FALSE );
}
//-------------------------------------------------------------------------
// wxDataBroker
//-------------------------------------------------------------------------
IMPLEMENT_CLASS(wxDataBroker,wxObject)
wxDataBroker::wxDataBroker()
{
m_dataObjects.DeleteContents(TRUE);
m_preferred = 0;
}
void wxDataBroker::Add( wxDataObject *dataObject, bool preferred )
{
if (preferred) m_preferred = m_dataObjects.GetCount();
m_dataObjects.Append( dataObject );
}
size_t wxDataBroker::GetFormatCount() const
{
return m_dataObjects.GetCount();
}
wxDataFormatId wxDataBroker::GetPreferredFormat() const
{
wxNode *node = m_dataObjects.Nth( m_preferred );
wxASSERT( node );
wxDataObject* data_obj = (wxDataObject*)node->Data();
return data_obj->GetFormat().GetType();
}
wxDataFormat &wxDataBroker::GetNthFormat( size_t nth ) const
{
wxNode *node = m_dataObjects.Nth( nth );
wxASSERT( node );
wxDataObject* data_obj = (wxDataObject*)node->Data();
return data_obj->GetFormat();
}
bool wxDataBroker::IsSupportedFormat( wxDataFormat &format ) const
{
wxNode *node = m_dataObjects.First();
while (node)
{
wxDataObject *dobj = (wxDataObject*)node->Data();
if (dobj->GetFormat().GetAtom() == format.GetAtom())
{
return TRUE;
}
node = node->Next();
}
return FALSE;
}
size_t wxDataBroker::GetSize( wxDataFormat& format ) const
{
wxNode *node = m_dataObjects.First();
while (node)
{
wxDataObject *dobj = (wxDataObject*)node->Data();
if (dobj->GetFormat().GetAtom() == format.GetAtom())
{
return dobj->GetSize();
}
node = node->Next();
}
return 0;
}
void wxDataBroker::WriteData( wxDataFormat& format, void *dest ) const
{
wxNode *node = m_dataObjects.First();
while (node)
{
wxDataObject *dobj = (wxDataObject*)node->Data();
if (dobj->GetFormat().GetAtom() == format.GetAtom())
{
dobj->WriteData( dest );
}
node = node->Next();
}
if (!g_textAtom)
g_textAtom = gdk_atom_intern( "STRING", FALSE );
if (!g_pngAtom)
g_pngAtom = gdk_atom_intern( "image/png", FALSE );
if (!g_fileAtom)
g_fileAtom = gdk_atom_intern( "file:ALL", FALSE );
}
//-------------------------------------------------------------------------
@@ -289,26 +139,29 @@ wxDataObject::~wxDataObject()
{
}
wxDataFormat &wxDataObject::GetFormat()
bool wxDataObject::IsSupportedFormat(const wxDataFormat& format) const
{
return m_format;
size_t nFormatCount = GetFormatCount();
if ( nFormatCount == 1 ) {
return format == GetPreferredFormat();
}
else {
wxDataFormat *formats = new wxDataFormat[nFormatCount];
GetAllFormats(formats);
size_t n;
for ( n = 0; n < nFormatCount; n++ ) {
if ( formats[n] == format )
break;
}
delete [] formats;
// found?
return n < nFormatCount;
}
}
wxDataFormatId wxDataObject::GetFormatType() const
{
return m_format.GetType();
}
wxString wxDataObject::GetFormatId() const
{
return m_format.GetId();
}
GdkAtom wxDataObject::GetFormatAtom() const
{
GdkAtom ret = ((wxDataObject*) this)->m_format.GetAtom();
return ret;
}
// ----------------------------------------------------------------------------
// wxTextDataObject
@@ -316,41 +169,30 @@ GdkAtom wxDataObject::GetFormatAtom() const
IMPLEMENT_DYNAMIC_CLASS( wxTextDataObject, wxDataObject )
wxTextDataObject::wxTextDataObject()
{
m_format.SetType( wxDF_TEXT );
wxTextDataObject::wxTextDataObject()
{
}
wxTextDataObject::wxTextDataObject( const wxString& data )
{
m_format.SetType( wxDF_TEXT );
m_data = data;
wxTextDataObject::wxTextDataObject(const wxString& strText)
: m_strText(strText)
{
}
void wxTextDataObject::SetText( const wxString& data )
{
m_data = data;
size_t wxTextDataObject::GetDataSize(const wxDataFormat& format) const
{
return m_strText.Len() + 1; // +1 for trailing '\0'of course
}
wxString wxTextDataObject::GetText() const
{
return m_data;
bool wxTextDataObject::GetDataHere(const wxDataFormat& format, void *buf) const
{
memcpy(buf, m_strText.c_str(), GetDataSize(format));
return TRUE;
}
void wxTextDataObject::WriteData( void *dest ) const
{
WriteString( m_data, dest );
}
size_t wxTextDataObject::GetSize() const
{
return m_data.Len() + 1;
}
void wxTextDataObject::WriteString( const wxString &str, void *dest ) const
{
memcpy( dest, str.mb_str(), str.Len()+1 );
bool wxTextDataObject::SetData(const wxDataFormat& format, const void *buf)
{
m_strText = (const wxChar *)buf;
return TRUE;
}
// ----------------------------------------------------------------------------
@@ -361,7 +203,6 @@ IMPLEMENT_DYNAMIC_CLASS( wxFileDataObject, wxDataObject )
wxFileDataObject::wxFileDataObject()
{
m_format.SetType( wxDF_FILENAME );
}
void wxFileDataObject::AddFile( const wxString &file )
@@ -375,16 +216,34 @@ wxString wxFileDataObject::GetFiles() const
return m_files;
}
void wxFileDataObject::WriteData( void *dest ) const
bool wxFileDataObject::GetDataHere(const wxDataFormat& format, void *buf) const
{
memcpy( dest, m_files.mbc_str(), GetSize() );
if (format == wxDF_FILENAME)
{
memcpy( buf, m_files.mbc_str(), m_files.Len() + 1 );
return TRUE;
}
return FALSE;
}
size_t wxFileDataObject::GetSize() const
size_t wxFileDataObject::GetDataSize(const wxDataFormat& format) const
{
if (format != wxDF_FILENAME) return 0;
return m_files.Len() + 1;
}
bool wxFileDataObject::SetData(const wxDataFormat& format, const void *buf)
{
if (format != wxDF_FILENAME)
return FALSE;
m_files = (char*)(buf); // this is so ugly, I cannot look at it
return TRUE;
}
// ----------------------------------------------------------------------------
// wxBitmapDataObject
// ----------------------------------------------------------------------------
@@ -393,15 +252,13 @@ IMPLEMENT_DYNAMIC_CLASS( wxBitmapDataObject, wxDataObject )
wxBitmapDataObject::wxBitmapDataObject()
{
m_format.SetType( wxDF_BITMAP );
m_pngData = (char*)NULL;
m_pngData = (void*)NULL;
m_pngSize = 0;
}
wxBitmapDataObject::wxBitmapDataObject( const wxBitmap& bitmap )
{
m_format.SetType( wxDF_BITMAP );
m_pngData = (char*)NULL;
m_pngData = (void*)NULL;
m_pngSize = 0;
m_bitmap = bitmap;
DoConvertToPng();
@@ -409,45 +266,60 @@ wxBitmapDataObject::wxBitmapDataObject( const wxBitmap& bitmap )
wxBitmapDataObject::~wxBitmapDataObject()
{
if (m_pngData) delete[] m_pngData;
if (m_pngData)
delete[] m_pngData;
}
void wxBitmapDataObject::SetBitmap( const wxBitmap &bitmap )
{
if (m_pngData)
delete[] m_pngData;
m_pngData = (void*)NULL;
m_pngSize = 0;
m_bitmap = bitmap;
DoConvertToPng();
}
wxBitmap wxBitmapDataObject::GetBitmap() const
{
return m_bitmap;
}
void wxBitmapDataObject::WriteData( void *dest ) const
{
WriteBitmap( m_bitmap, dest );
}
size_t wxBitmapDataObject::GetSize() const
size_t wxBitmapDataObject::GetDataSize(const wxDataFormat& format) const
{
if (format != wxDF_BITMAP) return 0;
return m_pngSize;
}
void wxBitmapDataObject::WriteBitmap( const wxBitmap &WXUNUSED(bitmap), void *dest ) const
bool wxBitmapDataObject::GetDataHere(const wxDataFormat& format, void *buf) const
{
// if (m_bitmap == bitmap)
memcpy( dest, m_pngData, m_pngSize );
if (format != wxDF_BITMAP) return FALSE;
if (m_pngSize > 0)
{
memcpy(buf, m_pngData, m_pngSize);
return TRUE;
}
return FALSE;
}
void wxBitmapDataObject::SetPngData( const char *pngData, size_t pngSize )
bool wxBitmapDataObject::SetData(const wxDataFormat& format, const void *buf)
{
if (m_pngData) delete[] m_pngData;
m_pngData = (char*) NULL;
m_pngSize = pngSize;
m_pngData = new char[m_pngSize];
memcpy( m_pngData, pngData, m_pngSize );
m_pngData = (void*) NULL;
m_pngSize = 0;
m_bitmap = wxNullBitmap;
wxMemoryInputStream mstream( pngData, pngSize );
return FALSE;
}
void wxBitmapDataObject::SetPngData(const void *buf, size_t size)
{
if (m_pngData) delete[] m_pngData;
m_pngSize = size;
m_pngData = (void*) new char[m_pngSize];
memcpy( m_pngData, buf, m_pngSize );
wxMemoryInputStream mstream( (char*) m_pngData, m_pngSize );
wxImage image;
wxPNGHandler handler;
handler.LoadFile( &image, mstream );
@@ -456,7 +328,7 @@ void wxBitmapDataObject::SetPngData( const char *pngData, size_t pngSize )
void wxBitmapDataObject::DoConvertToPng()
{
if (m_pngData) delete[] m_pngData;
if (!m_bitmap.Ok()) return;
wxImage image( m_bitmap );
wxPNGHandler handler;
@@ -464,9 +336,9 @@ void wxBitmapDataObject::DoConvertToPng()
wxCountingOutputStream count;
handler.SaveFile( &image, count );
m_pngSize = count.GetSize() + 100; // sometimes the size seems to vary ???
m_pngData = new char[m_pngSize];
m_pngData = (void*) new char[m_pngSize];
wxMemoryOutputStream mstream( m_pngData, m_pngSize );
wxMemoryOutputStream mstream( (char*) m_pngData, m_pngSize );
handler.SaveFile( &image, mstream );
}
@@ -474,7 +346,7 @@ void wxBitmapDataObject::DoConvertToPng()
// wxPrivateDataObject
// ----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS( wxPrivateDataObject, wxDataObject )
IMPLEMENT_CLASS( wxPrivateDataObject, wxDataObject )
void wxPrivateDataObject::Free()
{