Move property dispatch table out of select.c so it can be used by the computed style composition code.

svn path=/trunk/libcss/; revision=6523

1 files changed, 67 insertions, 0 deletions

diff --git a/src/select/select.h b/src/select/select.h
new file mode 100644
index 0000000..e232a0b
--- /dev/null
+++ b/src/select/select.h
@@ -0,0 +1,67 @@
+/*
+ * This file is part of LibCSS
+ * Licensed under the MIT License,
+ *                http://www.opensource.org/licenses/mit-license.php
+ * Copyright 2009 John-Mark Bell <jmb@netsurf-browser.org>
+ */
+
+#ifndef css_select_select_h_
+#define css_select_select_h_
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include <libcss/select.h>
+
+#include "stylesheet.h"
+
+typedef struct prop_state {
+	uint32_t specificity;		/* Specificity of property in result */
+	uint32_t set       : 1,		/* Whether property is set in result */
+	         origin    : 2,		/* Origin of property in result */
+	         important : 1;		/* Importance of property in result */
+} prop_state;
+
+/**
+ * Selection state
+ */
+typedef struct css_select_state {
+	void *node;			/* Node we're selecting for */
+	uint32_t pseudo_element;	/* Pseudo element to select for */
+	uint64_t media;			/* Currently active media types */
+	css_computed_style *result;	/* Style to populate */
+
+	css_select_handler *handler;	/* Handler functions */
+	void *pw;			/* Client data for handlers */
+
+	const css_stylesheet *sheet;	/* Current sheet being processed */
+
+	css_origin current_origin;	/* Origin of current sheet */
+	uint32_t current_specificity;	/* Specificity of current rule */
+
+	/* Useful interned strings */
+	lwc_string *universal;
+	lwc_string *first_child;
+	lwc_string *link;
+	lwc_string *visited;
+	lwc_string *hover;
+	lwc_string *active;
+	lwc_string *focus;
+	lwc_string *first_line;
+	lwc_string *first_letter;
+	lwc_string *before;
+	lwc_string *after;
+
+	prop_state props[N_OPCODES];
+} css_select_state;
+
+static inline void advance_bytecode(css_style *style, uint32_t n_bytes)
+{
+	style->length -= n_bytes;
+	style->bytecode = ((uint8_t *) style->bytecode) + n_bytes;
+}
+
+bool outranks_existing(uint16_t op, bool important, css_select_state *state);
+
+#endif
+