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css: add a parser for GTK_TYPE_SHADOW properties

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https://bugzilla.gnome.org/show_bug.cgi?id=649314
This commit is contained in:
Cosimo Cecchi 2011-05-19 14:48:22 -04:00
parent fcc78bedc8
commit 5b6253252e
1 changed files with 72 additions and 0 deletions
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72
gtk/gtkcssstringfuncs.c
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@ -36,6 +36,7 @@
#include "gtkbindings.h"
#include "gtk9slice.h"
#include "gtkgradient.h"
#include "gtkshadowprivate.h"
#include "gtkthemingengine.h"
typedef gboolean (* ParseFunc) (GtkCssParser *parser,
@ -783,6 +784,74 @@ pattern_value_parse (GtkCssParser *parser,
return TRUE;
}
static gboolean
shadow_value_parse (GtkCssParser *parser,
GFile *base,
GValue *value)
{
gboolean inset;
gdouble hoffset, voffset, blur, spread;
GtkSymbolicColor *color;
GtkShadow *shadow;
shadow = _gtk_shadow_new ();
do
{
inset = _gtk_css_parser_try (parser, "inset", TRUE);
if (!_gtk_css_parser_try_double (parser, &hoffset) ||
!_gtk_css_parser_try_double (parser, &voffset))
{
_gtk_css_parser_error (parser, "Horizontal and vertical offsets are required");
_gtk_shadow_unref (shadow);
return FALSE;
}
if (!_gtk_css_parser_try_double (parser, &blur))
blur = 0;
if (!_gtk_css_parser_try_double (parser, &spread))
spread = 0;
/* XXX: the color is optional and UA-defined if it's missing,
* but it doesn't really make sense for us...
*/
color = _gtk_css_parser_read_symbolic_color (parser);
if (color == NULL)
{
_gtk_shadow_unref (shadow);
return FALSE;
}
_gtk_shadow_append (shadow,
hoffset, voffset,
blur, spread,
inset, color);
gtk_symbolic_color_unref (color);
}
while (_gtk_css_parser_try (parser, ",", TRUE));
g_value_take_boxed (value, shadow);
return TRUE;
}
static gchar *
shadow_value_to_string (const GValue *value)
{
GtkShadow *shadow;
shadow = g_value_get_boxed (value);
if (shadow == NULL)
return g_strdup ("none");
return _gtk_shadow_to_string (shadow);
}
static gboolean
slice_value_parse (GtkCssParser *parser,
GFile *base,
@ -1092,6 +1161,9 @@ css_string_funcs_init (void)
register_conversion_function (GTK_TYPE_9SLICE,
slice_value_parse,
NULL);
register_conversion_function (GTK_TYPE_SHADOW,
shadow_value_parse,
shadow_value_to_string);
register_conversion_function (G_TYPE_ENUM,
enum_value_parse,
enum_value_to_string);