diff options
-rw-r--r-- | riscos/wimp.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/riscos/wimp.c b/riscos/wimp.c index 2539321ba..fa667d1d6 100644 --- a/riscos/wimp.c +++ b/riscos/wimp.c @@ -35,6 +35,8 @@ static bool ro_gui_wimp_read_eig_factors(os_mode mode, int *xeig, int *yeig); static wimpextend_furniture_sizes furniture_sizes; static wimp_w furniture_window = NULL; +unsigned char last_sprite_found[16]; + /** * Gets the horzontal scrollbar height * @@ -691,6 +693,11 @@ bool ro_gui_wimp_sprite_exists(const char *sprite) { os_error *error; + /* make repeated calls fast */ + if (!strncmp(sprite, last_sprite_found, 16)) + return true; + + /* fallback if not known to exist */ error = xwimpspriteop_select_sprite(sprite, 0); if (error) { if (error->errnum != error_SPRITE_OP_DOESNT_EXIST) { @@ -700,6 +707,7 @@ bool ro_gui_wimp_sprite_exists(const char *sprite) } return false; } + snprintf(last_sprite_found, 16, sprite); return true; } |