From 3b9ffd28da4d2af023e6a77ab1d6ee683f90ef6b Mon Sep 17 00:00:00 2001 From: Jonathan Gordon Date: Sun, 11 Sep 2011 01:50:06 +0000 Subject: New tag %ss() which lets you get a substring of another tag. %ss(start, length, tag) - i.e %ss(0,1,%TL) will get the first letter of the current lines text. use - for the length to get the rest of the tag (e.g %ss(1,-,%TL) will get everything after the first letter). git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30500 a1c6a512-1295-4272-9138-f99709370657 --- apps/gui/skin_engine/skin_tokens.c | 29 ++++++++++++++++++++++++++++- 1 file changed, 28 insertions(+), 1 deletion(-) (limited to 'apps/gui/skin_engine/skin_tokens.c') diff --git a/apps/gui/skin_engine/skin_tokens.c b/apps/gui/skin_engine/skin_tokens.c index ed72241d34..371db46017 100644 --- a/apps/gui/skin_engine/skin_tokens.c +++ b/apps/gui/skin_engine/skin_tokens.c @@ -868,7 +868,34 @@ const char *get_token_value(struct gui_wps *gwps, struct logical_if *lif = token->value.data; return get_lif_token_value(gwps, lif, offset, buf, buf_size); } - break; + break; + case SKIN_TOKEN_SUBSTRING: + { + struct substring *ss = token->value.data; + const char *token_val = get_token_value(gwps, ss->token, offset, + buf, buf_size, intval); + int ret_len = ss->length; + if (token_val) + { + int len = strlen(token_val); + if (len < ss->start) + return NULL; + if (ret_len < 0) + ret_len = strlen(token_val) - ss->start; + if (token_val != buf) + { + memcpy(buf, &token_val[ss->start], ret_len); + } + else + { + buf = &buf[ss->start]; + } + buf[ret_len] = '\0'; + return buf; + } + return NULL; + } + break; case SKIN_TOKEN_CHARACTER: if (token->value.c == '\n') -- cgit v1.2.3