From cef5aec7535b00e96d37dba22b66bbc3866a4121 Mon Sep 17 00:00:00 2001
From: John Mark Bell <jmb@netsurf-browser.org>
Date: Tue, 25 Nov 2008 22:24:22 +0000
Subject: speak-header

svn path=/trunk/libcss/; revision=5786
---
 src/parse/css21.c      |  3 ++-
 src/parse/css21props.c | 37 +++++++++++++++++++++++++++++++++----
 2 files changed, 35 insertions(+), 5 deletions(-)

diff --git a/src/parse/css21.c b/src/parse/css21.c
index 943f55e..44866e8 100644
--- a/src/parse/css21.c
+++ b/src/parse/css21.c
@@ -63,7 +63,7 @@ enum {
 	DECIMAL_LEADING_ZERO, LOWER_ROMAN, UPPER_ROMAN, LOWER_GREEK,
 	LOWER_LATIN, UPPER_LATIN, ARMENIAN, GEORGIAN, LOWER_ALPHA, UPPER_ALPHA,
 	INVERT, VISIBLE, ALWAYS, AVOID, X_LOW, LOW, HIGH, X_HIGH, STATIC,
-	RELATIVE, ABSOLUTE,
+	RELATIVE, ABSOLUTE, ONCE,
 
 	LAST_KNOWN
 };
@@ -270,6 +270,7 @@ static struct {
 	{ "static", SLEN("static") },
 	{ "relative", SLEN("relative") },
 	{ "absolute", SLEN("absolute") },
+	{ "once", SLEN("once") },
 };
 
 typedef struct context_entry {
diff --git a/src/parse/css21props.c b/src/parse/css21props.c
index c386a62..4b8e1c7 100644
--- a/src/parse/css21props.c
+++ b/src/parse/css21props.c
@@ -3268,10 +3268,39 @@ css_error parse_speak_header(css_css21 *c,
 		const parserutils_vector *vector, int *ctx, 
 		css_style **result)
 {
-	UNUSED(c);
-	UNUSED(vector);
-	UNUSED(ctx);
-	UNUSED(result);
+	css_error error;
+	const css_token *ident;
+	uint8_t flags = 0;
+	uint16_t value = 0;
+	uint32_t opv;
+
+	/* IDENT (once, always, inherit) */
+	ident = parserutils_vector_iterate(vector, ctx);
+	if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
+		return CSS_INVALID;
+
+	error = parse_important(c, vector, ctx, &flags);
+	if (error != CSS_OK)
+		return error;
+
+	if (ident->lower.ptr == c->strings[INHERIT]) {
+		flags |= FLAG_INHERIT;
+	} else if (ident->lower.ptr == c->strings[ONCE]) {
+		value = SPEAK_HEADER_ONCE;
+	} else if (ident->lower.ptr == c->strings[ALWAYS]) {
+		value = SPEAK_HEADER_ALWAYS;
+	} else
+		return CSS_INVALID;
+
+	opv = buildOPV(OP_SPEAK_HEADER, flags, value);
+
+	/* Allocate result */
+	error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
+	if (error != CSS_OK)
+		return error;
+
+	/* Copy the bytecode to it */
+	memcpy((*result)->bytecode, &opv, sizeof(opv));
 
 	return CSS_OK;
 }
-- 
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