static apr_status_t
lcn_multi_reader_fs_field_bitvector( lcn_index_reader_t *index_reader,
lcn_bitvector_t **bitvector,
const char *fname,
lcn_bool_t (*filter_function)( lcn_fs_field_t *, unsigned int ),
apr_pool_t *pool )
{
apr_status_t s;
do
{
unsigned int i;
unsigned int bv_size;
lcn_fs_field_t *field = (lcn_fs_field_t*) apr_hash_get( index_reader->fs_fields,
fname,
APR_HASH_KEY_STRING );
LCNCE( lcn_index_reader_null_bitvector( index_reader, bitvector, pool ) );
if ( NULL == field )
{
return s;
}
/* assert that the field is loaded to RAM */
bv_size = lcn_bitvector_size( *bitvector );
for( i = 0; i < bv_size; i++ )
{
unsigned int val;
LCNCE( lcn_fs_field_int_value( (lcn_fs_field_t*) field, &val, i ));
if ( filter_function( (lcn_fs_field_t*) field, i ))
{
LCNCE( lcn_bitvector_set_bit( *bitvector, i ));
}
}
}
while(0);
return s;
}
static apr_status_t
lcn_multi_reader_fs_field_int_bitvector( lcn_index_reader_t *reader,
lcn_bitvector_t **bitvector,
const char *fname,
lcn_bool_t (*filter_function) (void* data, unsigned int val, unsigned int doc_order ),
void *filter_data,
apr_pool_t *pool )
{
apr_status_t s;
do
{
unsigned int i;
unsigned int bv_size;
lcn_fs_field_t *field = (lcn_fs_field_t*) apr_hash_get( reader->fs_fields,
fname,
APR_HASH_KEY_STRING );
LCNCE( lcn_index_reader_null_bitvector( reader, bitvector, pool ) );
if ( NULL == field )
{
return s;
}
bv_size = lcn_bitvector_size( *bitvector );
for( i = 0; i < bv_size; i++ )
{
unsigned int val;
LCNCE( lcn_fs_field_int_value( (lcn_fs_field_t*) field, &val, i ));
if ( filter_function( filter_data, val, i ))
{
LCNCE( lcn_bitvector_set_bit( *bitvector, i ));
}
}
}
while(0);
return s;
}
/* Apply filter manually by copying iters from romFullList model to romDisplay model
* if they match filter criteria. Optimized to just do a sort on romDisplaymodel if
* filter is empty twice in a row.
*/
static void apply_filter()
{
int g_iNumRoms;
static short resort = 0;
GtkTreeModel* destination;
const gchar* filter;
filter = gtk_entry_get_text(GTK_ENTRY(g_MainWindow.filter));
if(filter[0]!='\0'||resort==1)
{
if(filter[0]!='\0')
resort=1;
else
resort=0;
GtkTreeModel *model, *source;
GtkTreeIter sourceiter, destinationiter;
gboolean validiter;
char *country, *goodname, *usercomments, *filename, *md5hash, *crc1, *crc2, *internalname, *savetype, *players, *size, *compressiontype, *imagetype, *cicchip, *rumble;
GdkPixbuf *status[5];
GdkPixbuf *flag;
cache_entry* entry;
short int counter;
/* Clear the display model. */
GtkTreeSelection* selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(g_MainWindow.romDisplay));
gtk_tree_selection_select_all(selection);
model = gtk_tree_view_get_model(GTK_TREE_VIEW(g_MainWindow.romDisplay));
gtk_list_store_clear(GTK_LIST_STORE(model));
source = gtk_tree_view_get_model(GTK_TREE_VIEW(g_MainWindow.romFullList));
g_iNumRoms = gtk_tree_model_iter_n_children(source, NULL);
validiter = gtk_tree_model_get_iter_first(source, &sourceiter);
destination = gtk_tree_view_get_model(GTK_TREE_VIEW(g_MainWindow.romDisplay));
gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(destination), g_MainWindow.romSortColumn, return_zero, (gpointer)NULL, (gpointer)NULL);
if(validiter)
{
for(counter = 0; counter < g_iNumRoms; ++counter)
{
if(filter_function(source, &sourceiter, (gpointer)NULL))
{
gtk_tree_model_get(GTK_TREE_MODEL(source), &sourceiter, 0, &country, 1, &goodname, 3, &usercomments, 4, &filename, 5, &md5hash, 6, &crc1, 7, &crc2, 8, &internalname, 9, &savetype, 10, &players, 11, &size, 12, &compressiontype, 13, &imagetype, 14, &cicchip, 15, &rumble, 16, &status[0], 17, &status[1], 18, &status[2], 19, &status[3], 20, &status[4], 21, &flag, 22, &entry, -1);
gtk_list_store_append(GTK_LIST_STORE(destination), &destinationiter);
gtk_list_store_set(GTK_LIST_STORE(destination), &destinationiter, 0, country, 1, goodname, 2, NULL, 3, usercomments, 4, filename, 5, md5hash, 6, crc1, 7, crc2, 8, internalname, 9, savetype, 10, players, 11, size, 12, compressiontype, 13, imagetype, 14, cicchip, 15, rumble, 16, status[0], 17, status[1], 18, status[2], 19, status[3], 20, status[4], 21, flag, 22, entry, -1);
}
if(!gtk_tree_model_iter_next(source, &sourceiter))
break;
}
}
}
else
destination = gtk_tree_view_get_model(GTK_TREE_VIEW(g_MainWindow.romDisplay));
/* Always sort romDisplay, otherwise regular column sorting won't work. */
gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(destination), g_MainWindow.romSortColumn, rombrowser_compare, (gpointer)NULL, (gpointer)NULL);
gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(destination), g_MainWindow.romSortColumn, g_MainWindow.romSortType);
}