css: No more special code for regions

Just treat regions the same as elements.
This commit is contained in:
Benjamin Otte 2011-05-14 23:54:37 +02:00
parent fc88b0f47c
commit e875c619ef
2 changed files with 122 additions and 117 deletions

View File

@ -1615,50 +1615,6 @@ parse_at_keyword (GtkCssScanner *scanner)
}
}
static gboolean
parse_selector_pseudo_class (GtkCssScanner *scanner,
GtkStateFlags *flags_to_modify)
{
struct {
const char *name;
GtkStateFlags flag;
} classes[] = {
{ "active", GTK_STATE_FLAG_ACTIVE },
{ "prelight", GTK_STATE_FLAG_PRELIGHT },
{ "hover", GTK_STATE_FLAG_PRELIGHT },
{ "selected", GTK_STATE_FLAG_SELECTED },
{ "insensitive", GTK_STATE_FLAG_INSENSITIVE },
{ "inconsistent", GTK_STATE_FLAG_INCONSISTENT },
{ "focused", GTK_STATE_FLAG_FOCUSED },
{ "focus", GTK_STATE_FLAG_FOCUSED }
};
guint i;
for (i = 0; i < G_N_ELEMENTS (classes); i++)
{
if (_gtk_css_parser_try (scanner->parser, classes[i].name, FALSE))
{
if (*flags_to_modify & classes[i].flag)
{
gtk_css_provider_error (scanner->provider,
scanner,
GTK_CSS_PROVIDER_ERROR,
GTK_CSS_PROVIDER_ERROR_SYNTAX,
"Duplicate pseudo-class %s in selector", classes[i].name);
}
*flags_to_modify |= classes[i].flag;
return TRUE;
}
}
gtk_css_provider_error_literal (scanner->provider,
scanner,
GTK_CSS_PROVIDER_ERROR,
GTK_CSS_PROVIDER_ERROR_SYNTAX,
"Expected a valid state name");
return FALSE;
}
static gboolean
parse_selector_class (GtkCssScanner *scanner, GArray *classes)
{
@ -1708,67 +1664,134 @@ parse_selector_name (GtkCssScanner *scanner, GArray *names)
}
static gboolean
parse_selector_pseudo_class_for_region (GtkCssScanner *scanner,
GtkRegionFlags *flags_to_modify,
parse_selector_pseudo_class (GtkCssScanner *scanner,
GtkRegionFlags *region_to_modify,
GtkStateFlags *state_to_modify)
{
struct {
const char *name;
GtkRegionFlags flag;
} classes[] = {
{ "first", GTK_REGION_FIRST },
{ "last", GTK_REGION_LAST },
{ "sorted", GTK_REGION_SORTED }
}, nth_child[] = {
{ "first", GTK_REGION_FIRST },
{ "last", GTK_REGION_LAST },
{ "even", GTK_REGION_EVEN },
{ "odd", GTK_REGION_ODD }
};
GtkRegionFlags region_flag;
GtkStateFlags state_flag;
} pseudo_classes[] = {
{ "first", GTK_REGION_FIRST, 0 },
{ "last", GTK_REGION_LAST, 0 },
{ "sorted", GTK_REGION_SORTED, 0 },
{ "active", 0, GTK_STATE_FLAG_ACTIVE },
{ "prelight", 0, GTK_STATE_FLAG_PRELIGHT },
{ "hover", 0, GTK_STATE_FLAG_PRELIGHT },
{ "selected", 0, GTK_STATE_FLAG_SELECTED },
{ "insensitive", 0, GTK_STATE_FLAG_INSENSITIVE },
{ "inconsistent", 0, GTK_STATE_FLAG_INCONSISTENT },
{ "focused", 0, GTK_STATE_FLAG_FOCUSED },
{ "focus", 0, GTK_STATE_FLAG_FOCUSED },
{ NULL, }
}, nth_child_classes[] = {
{ "first", GTK_REGION_FIRST, 0 },
{ "last", GTK_REGION_LAST, 0 },
{ "even", GTK_REGION_EVEN, 0 },
{ "odd", GTK_REGION_ODD, 0 },
{ NULL, }
}, *classes;
guint i;
char *name;
for (i = 0; i < G_N_ELEMENTS (classes); i++)
{
if (_gtk_css_parser_try (scanner->parser, classes[i].name, FALSE))
{
*flags_to_modify |=classes[i].flag;
return TRUE;
}
}
if (!_gtk_css_parser_try (scanner->parser, "nth-child(", TRUE))
return parse_selector_pseudo_class (scanner, state_to_modify);
for (i = 0; i < G_N_ELEMENTS (nth_child); i++)
{
if (_gtk_css_parser_try (scanner->parser, nth_child[i].name, TRUE))
{
*flags_to_modify |= nth_child[i].flag;
break;
}
}
if (i == G_N_ELEMENTS (nth_child))
name = _gtk_css_parser_try_ident (scanner->parser, FALSE);
if (name == NULL)
{
gtk_css_provider_error_literal (scanner->provider,
scanner,
GTK_CSS_PROVIDER_ERROR,
GTK_CSS_PROVIDER_ERROR_SYNTAX,
"Not a valid value for nth-child");
"Missing name of pseudo-class");
return FALSE;
}
if (_gtk_css_parser_try (scanner->parser, "(", TRUE))
{
char *function = name;
name = _gtk_css_parser_try_ident (scanner->parser, TRUE);
if (!_gtk_css_parser_try (scanner->parser, ")", FALSE))
{
gtk_css_provider_error_literal (scanner->provider,
scanner,
GTK_CSS_PROVIDER_ERROR,
GTK_CSS_PROVIDER_ERROR_SYNTAX,
"Missing closing bracket");
"Missing closing bracket for pseudo-class");
return FALSE;
}
if (g_ascii_strcasecmp (function, "nth-child") != 0)
{
gtk_css_provider_error (scanner->provider,
scanner,
GTK_CSS_PROVIDER_ERROR,
GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE,
"Unknown pseudo-class '%s(%s)'", function, name ? name : "");
g_free (function);
g_free (name);
return FALSE;
}
g_free (function);
if (name == NULL)
{
gtk_css_provider_error (scanner->provider,
scanner,
GTK_CSS_PROVIDER_ERROR,
GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE,
"nth-child() requires an argument");
return FALSE;
}
classes = nth_child_classes;
}
else
classes = pseudo_classes;
for (i = 0; classes[i].name != NULL; i++)
{
if (g_ascii_strcasecmp (name, classes[i].name) == 0)
{
if ((*region_to_modify & classes[i].region_flag) ||
(*state_to_modify & classes[i].state_flag))
{
if (classes == nth_child_classes)
gtk_css_provider_error (scanner->provider,
scanner,
GTK_CSS_PROVIDER_ERROR,
GTK_CSS_PROVIDER_ERROR_SYNTAX,
"Duplicate pseudo-class 'nth-child(%s)'", name);
else
gtk_css_provider_error (scanner->provider,
scanner,
GTK_CSS_PROVIDER_ERROR,
GTK_CSS_PROVIDER_ERROR_SYNTAX,
"Duplicate pseudo-class '%s'", name);
}
*region_to_modify |= classes[i].region_flag;
*state_to_modify |= classes[i].state_flag;
g_free (name);
return TRUE;
}
}
if (classes == nth_child_classes)
gtk_css_provider_error (scanner->provider,
scanner,
GTK_CSS_PROVIDER_ERROR,
GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE,
"Unknown pseudo-class 'nth-child(%s)'", name);
else
gtk_css_provider_error (scanner->provider,
scanner,
GTK_CSS_PROVIDER_ERROR,
GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE,
"Unknown pseudo-class '%s'", name);
g_free (name);
return FALSE;
}
static gboolean
@ -1783,28 +1806,9 @@ parse_simple_selector (GtkCssScanner *scanner,
*name = _gtk_css_parser_try_ident (scanner->parser, FALSE);
if (*name)
{
if (_gtk_style_context_check_region_name (*name))
{
while (_gtk_css_parser_try (scanner->parser, ":", FALSE))
{
if (!parse_selector_pseudo_class_for_region (scanner, pseudo_classes, state))
{
g_free (name);
return FALSE;
}
}
_gtk_css_parser_skip_whitespace (scanner->parser);
return TRUE;
}
parsed_something = TRUE;
}
else
{
parsed_something = _gtk_css_parser_try (scanner->parser, "*", FALSE);
}
do {
if (_gtk_css_parser_try (scanner->parser, "#", FALSE))
@ -1819,7 +1823,7 @@ parse_simple_selector (GtkCssScanner *scanner,
}
else if (_gtk_css_parser_try (scanner->parser, ":", FALSE))
{
if (!parse_selector_pseudo_class (scanner, state))
if (!parse_selector_pseudo_class (scanner, pseudo_classes, state))
return FALSE;
}
else if (!parsed_something)

View File

@ -39,7 +39,8 @@ typedef enum
GTK_CSS_PROVIDER_ERROR_SYNTAX,
GTK_CSS_PROVIDER_ERROR_IMPORT,
GTK_CSS_PROVIDER_ERROR_NAME,
GTK_CSS_PROVIDER_ERROR_DEPRECATED
GTK_CSS_PROVIDER_ERROR_DEPRECATED,
GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE,
} GtkCssProviderError;
GQuark gtk_css_provider_error_quark (void);