int openFile( PtWidget_t *widget, ApInfo_t *apinfo, PtCallbackInfo_t *cbinfo )
{
PtArg_t args[1];
int *fileFlag;
char *fileName;
/* eliminate 'unreferenced' warnings */
widget = widget, apinfo = apinfo, cbinfo = cbinfo;
/* get the type of file to open */
PtSetArg(&args[0], Pt_ARG_USER_DATA, &fileFlag, sizeof(int));
PtGetResources(widget, 1, args);
/* get the file name from the text widget */
PtSetArg(&args[0], Pt_ARG_TEXT_STRING, &fileName, 0);
PtGetResources(ABW_fileSelFileName, 1, args);
switch(*fileFlag) {
case ROOT_FILE_READ:
readRoot(fileName);
/* save the name of the root file in the proc table for rex session */
strncpy(myptp->p_root, fileName, P_LROOTNAME);
break;
case ROOT_FILE_WRITE:
writeRoot(fileName);
/* save the name of the root file in the proc table for rex session */
strncpy(myptp->p_root, fileName, P_LROOTNAME);
break;
case RASTER_FILE_SAVE:
saveRaster(fileName);
default:
break;
}
return( Pt_CONTINUE );
}
bool QgsOSMXmlImport::import()
{
mError.clear();
// open input
mInputFile.setFileName( mXmlFileName );
if ( !mInputFile.open( QIODevice::ReadOnly ) )
{
mError = QString( "Cannot open input file: %1" ).arg( mXmlFileName );
return false;
}
// open output
if ( QFile::exists( mDbFileName ) )
{
if ( !QFile( mDbFileName ).remove() )
{
mError = QString( "Database file cannot be overwritten: %1" ).arg( mDbFileName );
return false;
}
}
if ( !createDatabase() )
{
// mError is set in createDatabase()
return false;
}
qDebug( "starting import" );
int retX = sqlite3_exec( mDatabase, "BEGIN", NULL, NULL, 0 );
Q_ASSERT( retX == SQLITE_OK );
Q_UNUSED( retX );
// start parsing
QXmlStreamReader xml( &mInputFile );
while ( !xml.atEnd() )
{
xml.readNext();
if ( xml.isEndDocument() )
break;
if ( xml.isStartElement() )
{
if ( xml.name() == "osm" )
readRoot( xml );
else
xml.raiseError( "Invalid root tag" );
}
}
int retY = sqlite3_exec( mDatabase, "COMMIT", NULL, NULL, 0 );
Q_ASSERT( retY == SQLITE_OK );
Q_UNUSED( retY );
createIndexes();
if ( xml.hasError() )
{
mError = QString( "XML error: %1" ).arg( xml.errorString() );
return false;
}
closeDatabase();
return true;
}