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GtkCssProvider: Add gtk_css_provider_get_named()

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This functions loads a CSS file from a installed theme.
This commit is contained in:
Carlos Garnacho 2010-09-22 23:39:15 +02:00
parent a07fe2c0e6
commit 679ff63d5c
2 changed files with 73 additions and 3 deletions
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74
gtk/gtkcssprovider.c
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@ -2080,8 +2080,25 @@ gtk_css_provider_get_default (void)
return provider;
}
static gchar *
css_provider_get_theme_dir (void)
{
const gchar *var;
gchar *path;
var = g_getenv ("GTK_DATA_PREFIX");
if (var)
path = g_build_filename (var, "share", "themes", NULL);
else
path = g_build_filename (GTK_DATA_PREFIX, "share", "themes", NULL);
return path;
}
GtkCssProvider *
gtk_css_provider_get_named (const gchar *name)
gtk_css_provider_get_named (const gchar *name,
const gchar *variant)
{
static GHashTable *themes = NULL;
GtkCssProvider *provider;
@ -2093,9 +2110,60 @@ gtk_css_provider_get_named (const gchar *name)
if (!provider)
{
const gchar *home_dir;
gchar *subpath, *path = NULL;
g_hash_table_insert (themes, g_strdup (name), provider);
if (variant)
subpath = g_strdup_printf ("gtk-%d.0" G_DIR_SEPARATOR_S "gtk-%s.css", GTK_MAJOR_VERSION, variant);
else
subpath = g_strdup_printf ("gtk-%d.0" G_DIR_SEPARATOR_S "gtk.css", GTK_MAJOR_VERSION);
/* First look in the users home directory
*/
home_dir = g_get_home_dir ();
if (home_dir)
{
path = g_build_filename (home_dir, ".themes", name, subpath, NULL);
if (!g_file_test (path, G_FILE_TEST_EXISTS))
{
g_free (path);
path = NULL;
}
}
if (!path)
{
gchar *theme_dir = css_provider_get_theme_dir ();
path = g_build_filename (theme_dir, name, subpath, NULL);
g_free (theme_dir);
if (!g_file_test (path, G_FILE_TEST_EXISTS))
{
g_free (path);
path = NULL;
}
}
if (path)
{
GtkCssProvider *provider;
GError *error = NULL;
provider = gtk_css_provider_new ();
gtk_css_provider_load_from_path (provider, path, &error);
if (error)
{
g_warning ("Could not load named theme \"%s\": %s", name, error->message);
g_error_free (error);
g_object_unref (provider);
provider = NULL;
}
else
g_hash_table_insert (themes, g_strdup (name), provider);
}
}
return provider;

2
gtk/gtkcssprovider.h
View File

@ -62,6 +62,8 @@ gboolean gtk_css_provider_load_from_path (GtkCssProvider *css_provider,
GtkCssProvider * gtk_css_provider_get_default (void);
GtkCssProvider * gtk_css_provider_get_named (const gchar *name,
const gchar *variant);
G_END_DECLS