- const GtkSheetChild * (*get_button_child)(const GSheetRow *geo,
- gint row, gpointer);
-
- guint (*top_ypixel)(const GSheetRow *geo, gint row, gpointer);
- gint (*pixel_to_row)(const GSheetRow *geo, guint pixel, gpointer);
+ guint (*top_ypixel) (const GSheetRow *geo, glong row);
+ glong (*pixel_to_row) (const GSheetRow *geo, guint pixel);