void CCursor::SetParam(const CVariant& v,
const CDBParamVariant& param)
{
if (param.IsPositional()) {
// Decrement position by ONE.
GetCursorCmd()->GetBindParams().Set(param.GetPosition() - 1, v.GetData());
} else {
GetCursorCmd()->GetBindParams().Set(param, v.GetData());
}
}
IResultSet* CCursor::Open()
{
CResultSet *ri = new CResultSet(m_conn, GetCursorCmd()->Open());
ri->AddListener(this);
AddListener(ri);
return ri;
}
IWriter* CCursor::GetBlobWriter(unsigned int col,
size_t blob_size,
TBlobOStreamFlags flags)
{
// Delete previous writer
delete m_wr;
m_wr = 0;
m_wr = new CxBlobWriter(GetCursorCmd(),
col - 1,
blob_size,
flags);
return m_wr;
}
CNcbiOstream& CCursor::GetBlobOStream(unsigned int col,
size_t blob_size,
TBlobOStreamFlags flags,
size_t buf_size)
{
// Delete previous ostream
delete m_ostr;
m_ostr = 0;
m_ostr = new CWStream(new CxBlobWriter(GetCursorCmd(),
col - 1,
blob_size,
flags),
buf_size, 0, (CRWStreambuf::fOwnWriter |
CRWStreambuf::fLogExceptions));
return *m_ostr;
}
/*--------------------------------------------------------------------------*\
* void plD_esc_wxwidgets( PLStream *pls, PLINT op, void *ptr )
*
* Handler for several escape codes. Here we take care of filled polygons,
* XOR or copy mode, initialize device (install dc from outside), and if
* there is freetype support, rerendering of text.
\*--------------------------------------------------------------------------*/
void plD_esc_wxwidgets( PLStream *pls, PLINT op, void *ptr )
{
// Log_Verbose( "plD_esc_wxwidgets(op=%d, ptr=%x)", op, ptr );
wxPLDevBase* dev = (wxPLDevBase*)pls->dev;
switch (op) {
case PLESC_FILL:
fill_polygon( pls );
break;
case PLESC_XORMOD:
/* switch between wxXOR and wxCOPY */
/* if( dev->ready ) {
if( dev->m_dc->GetLogicalFunction() == wxCOPY )
dev->m_dc->SetLogicalFunction( wxXOR );
else if( dev->m_dc->GetLogicalFunction() == wxXOR )
dev->m_dc->SetLogicalFunction( wxCOPY );
} */
break;
case PLESC_DEVINIT:
dev->SetExternalBuffer( ptr );
/* replay begin of page call and state settings */
plD_bop_wxwidgets( pls );
break;
case PLESC_HAS_TEXT:
if( !(dev->ready) )
install_buffer( pls );
if( dev->freetype ) {
#ifdef HAVE_FREETYPE
plD_render_freetype_text( pls, (EscText *)ptr );
#endif
} else
dev->ProcessString( pls, (EscText *)ptr );
break;
case PLESC_RESIZE:
{
wxSize* size=(wxSize*)ptr;
wx_set_size( pls, size->GetWidth(), size->GetHeight() );
}
break;
case PLESC_CLEAR:
if( !(dev->ready) )
install_buffer( pls );
/* Since the plot is updated only every MAX_COMCOUNT commands (usually 5000)
before we clear the screen we need to show the plot at least once :) */
if( !(dev->resizing) && dev->ownGUI ) {
wxRunApp( pls, true );
dev->comcount=0;
}
dev->ClearBackground( pls->cmap0[0].r, pls->cmap0[0].g, pls->cmap0[0].b,
pls->sppxmi, pls->sppymi, pls->sppxma, pls->sppyma );
break;
case PLESC_GETC:
if( dev->ownGUI )
GetCursorCmd( pls, (PLGraphicsIn *) ptr );
break;
case PLESC_GETBACKEND:
*((int*)ptr) = dev->backend;
break;
default:
break;
}
}
void CCursor::Update(const string& table, const string& updateSql)
{
GetCursorCmd()->Update(table, updateSql);
}
void CCursor::Cancel()
{
if( GetCursorCmd() != 0 )
GetCursorCmd()->Close();
}
void CCursor::Delete(const string& table)
{
GetCursorCmd()->Delete(table);
}
