FP_LIB_TABLE* PROJECT::PcbFootprintLibs()
{
// This is a lazy loading function, it loads the project specific table when
// that table is asked for, not before.
FP_LIB_TABLE* tbl = (FP_LIB_TABLE*) GetElem( ELEM_FPTBL );
// its gotta be NULL or a FP_LIB_TABLE, or a bug.
wxASSERT( !tbl || dynamic_cast<FP_LIB_TABLE*>( tbl ) );
if( !tbl )
{
// Stack the project specific FP_LIB_TABLE overlay on top of the global table.
// ~FP_LIB_TABLE() will not touch the fallback table, so multiple projects may
// stack this way, all using the same global fallback table.
tbl = new FP_LIB_TABLE( &GFootprintTable );
SetElem( ELEM_FPTBL, tbl );
wxString projectFpLibTableFileName = FootprintLibTblName();
try
{
tbl->Load( projectFpLibTableFileName );
}
catch( const IO_ERROR& ioe )
{
DisplayError( NULL, ioe.errorText );
}
}
return tbl;
}
FP_LIB_TABLE* PROJECT::PcbFootprintLibs( KIWAY& aKiway )
{
// This is a lazy loading function, it loads the project specific table when
// that table is asked for, not before.
FP_LIB_TABLE* tbl = (FP_LIB_TABLE*) GetElem( ELEM_FPTBL );
// its gotta be NULL or a FP_LIB_TABLE, or a bug.
wxASSERT( !tbl || dynamic_cast<FP_LIB_TABLE*>( tbl ) );
if( !tbl )
{
// Build a new project specific FP_LIB_TABLE with the global table as a fallback.
// ~FP_LIB_TABLE() will not touch the fallback table, so multiple projects may
// stack this way, all using the same global fallback table.
KIFACE* kiface = aKiway.KiFACE( KIWAY::FACE_PCB );
if( kiface )
tbl = (FP_LIB_TABLE*) kiface->IfaceOrAddress( KIFACE_NEW_FOOTPRINT_TABLE );
wxASSERT( tbl );
SetElem( ELEM_FPTBL, tbl );
wxString projectFpLibTableFileName = FootprintLibTblName();
try
{
tbl->Load( projectFpLibTableFileName );
}
catch( const IO_ERROR& ioe )
{
DisplayErrorMessage( NULL, _( "Error loading project footprint library table" ),
ioe.What() );
}
}
return tbl;
}