* Boston, MA 02111-1307, USA.
*/
+#include <config.h>
#include <string.h>
#include "gtkfilefilter.h"
#include "gtkobject.h"
+#include "gtkintl.h"
+#include "gtkprivate.h"
+
+#include "gtkalias.h"
+
+#ifdef G_OS_UNIX
+#define XDG_PREFIX _gtk_xdg
+#include "xdgmime/xdgmime.h"
+#endif
typedef struct _GtkFileFilterClass GtkFileFilterClass;
typedef struct _FilterRule FilterRule;
typedef enum {
FILTER_RULE_PATTERN,
FILTER_RULE_MIME_TYPE,
- FILTER_RULE_CUSTOM,
+ FILTER_RULE_PIXBUF_FORMATS,
+ FILTER_RULE_CUSTOM
} FilterRuleType;
struct _GtkFileFilterClass
union {
gchar *pattern;
gchar *mime_type;
+ GSList *pixbuf_formats;
struct {
GtkFileFilterFunc func;
gpointer data;
} u;
};
-static void gtk_file_filter_class_init (GtkFileFilterClass *class);
static void gtk_file_filter_finalize (GObject *object);
-static GObjectClass *parent_class;
-GType
-gtk_file_filter_get_type (void)
-{
- static GType file_filter_type = 0;
-
- if (!file_filter_type)
- {
- static const GTypeInfo file_filter_info =
- {
- sizeof (GtkFileFilterClass),
- NULL, /* base_init */
- NULL, /* base_finalize */
- (GClassInitFunc) gtk_file_filter_class_init,
- NULL, /* class_finalize */
- NULL, /* class_data */
- sizeof (GtkFileFilter),
- 0, /* n_preallocs */
- NULL /* init */
- };
-
- file_filter_type = g_type_register_static (GTK_TYPE_OBJECT, "GtkFileFilter",
- &file_filter_info, 0);
- }
+G_DEFINE_TYPE (GtkFileFilter, gtk_file_filter, GTK_TYPE_OBJECT);
- return file_filter_type;
+static void
+gtk_file_filter_init (GtkFileFilter *object)
+{
}
static void
{
GObjectClass *gobject_class = G_OBJECT_CLASS (class);
- parent_class = g_type_class_peek_parent (class);
-
gobject_class->finalize = gtk_file_filter_finalize;
}
if (rule->u.custom.notify)
rule->u.custom.notify (rule->u.custom.data);
break;
+ case FILTER_RULE_PIXBUF_FORMATS:
+ g_slist_free (rule->u.pixbuf_formats);
+ break;
+ default:
+ g_assert_not_reached ();
}
g_free (rule);
static void
gtk_file_filter_finalize (GObject *object)
{
- GtkFileFilter *filter = GTK_FILE_FILTER (filter);
+ GtkFileFilter *filter = GTK_FILE_FILTER (object);
g_slist_foreach (filter->rules, (GFunc)filter_rule_free, NULL);
+ g_slist_free (filter->rules);
- parent_class->finalize (object);
+ if (filter->name)
+ g_free (filter->name);
+
+ G_OBJECT_CLASS (gtk_file_filter_parent_class)->finalize (object);
}
/**
* that accepts any file, use:
*
* <informalexample><programlisting>
- * GtkFileFilter *filter = gtk_file_filter_new ();
+ * GtkFileFilter *filter = gtk_file_filter_new (<!-- -->);
* gtk_file_filter_add_pattern (filter, "*");
- * </programlisting></programlisting>
+ * </programlisting></informalexample>
*
* Return value: a new #GtkFileFilter
+ *
+ * Since: 2.4
**/
GtkFileFilter *
gtk_file_filter_new (void)
* Sets the human-readable name of the filter; this is the string
* that will be displayed in the file selector user interface if
* there is a selectable list of filters.
+ *
+ * Since: 2.4
**/
void
gtk_file_filter_set_name (GtkFileFilter *filter,
* Return value: The human-readable name of the filter,
* or %NULL. This value is owned by GTK+ and must not
* be modified or freed.
+ *
+ * Since: 2.4
**/
G_CONST_RETURN gchar *
gtk_file_filter_get_name (GtkFileFilter *filter)
* @mime_type: name of a MIME type
*
* Adds a rule allowing a given mime type to @filter.
+ *
+ * Since: 2.4
**/
void
gtk_file_filter_add_mime_type (GtkFileFilter *filter,
* @pattern: a shell style glob
*
* Adds a rule allowing a shell style glob to a filter.
+ *
+ * Since: 2.4
**/
void
gtk_file_filter_add_pattern (GtkFileFilter *filter,
file_filter_add_rule (filter, rule);
}
+/**
+ * gtk_file_filter_add_pixbuf_formats:
+ * @filter: a #GtkFileFilter
+ *
+ * Adds a rule allowing image files in the formats supported
+ * by GdkPixbuf.
+ *
+ * Since: 2.6
+ **/
+void
+gtk_file_filter_add_pixbuf_formats (GtkFileFilter *filter)
+{
+ FilterRule *rule;
+
+ g_return_if_fail (GTK_IS_FILE_FILTER (filter));
+
+ rule = g_new (FilterRule, 1);
+ rule->type = FILTER_RULE_PIXBUF_FORMATS;
+ rule->needed = GTK_FILE_FILTER_MIME_TYPE;
+ rule->u.pixbuf_formats = gdk_pixbuf_get_formats ();
+ file_filter_add_rule (filter, rule);
+}
+
+
/**
* gtk_file_filter_add_custom:
* @filter: a #GtkFileFilter
* about what sorts of information that the filter function needs;
* this allows GTK+ to avoid retrieving expensive information when
* it isn't needed by the filter.
+ *
+ * Since: 2.4
**/
void
gtk_file_filter_add_custom (GtkFileFilter *filter,
*
* Return value: bitfield of flags indicating needed fields when
* calling gtk_file_filter_filter()
+ *
+ * Since: 2.4
**/
GtkFileFilterFlags
gtk_file_filter_get_needed (GtkFileFilter *filter)
*
* Tests whether a file should be displayed according to @filter.
* The #GtkFileFilterInfo structure @filter_info should include
- * the fields returned feom gtk_file_filter_get_needed().
+ * the fields returned from gtk_file_filter_get_needed().
*
* This function will not typically be used by applications; it
* is intended principally for use in the implementation of
* #GtkFileChooser.
*
* Return value: %TRUE if the file should be displayed
+ *
+ * Since: 2.4
**/
gboolean
gtk_file_filter_filter (GtkFileFilter *filter,
{
case FILTER_RULE_MIME_TYPE:
if (filter_info->mime_type != NULL
+#ifdef G_OS_UNIX
+ && xdg_mime_mime_type_subclass (filter_info->mime_type, rule->u.mime_type))
+#else
&& strcmp (rule->u.mime_type, filter_info->mime_type) == 0)
+#endif
return TRUE;
break;
case FILTER_RULE_PATTERN:
- if (_gtk_fnmatch (rule->u.pattern, filter_info->display_name))
+ if (filter_info->display_name != NULL &&
+ _gtk_fnmatch (rule->u.pattern, filter_info->display_name, FALSE))
return TRUE;
break;
+ case FILTER_RULE_PIXBUF_FORMATS:
+ {
+ GSList *list;
+
+ if (!filter_info->mime_type)
+ break;
+
+ for (list = rule->u.pixbuf_formats; list; list = list->next)
+ {
+ int i;
+ gchar **mime_types;
+
+ mime_types = gdk_pixbuf_format_get_mime_types (list->data);
+
+ for (i = 0; mime_types[i] != NULL; i++)
+ {
+ if (strcmp (mime_types[i], filter_info->mime_type) == 0)
+ {
+ g_strfreev (mime_types);
+ return TRUE;
+ }
+ }
+
+ g_strfreev (mime_types);
+ }
+ break;
+ }
case FILTER_RULE_CUSTOM:
if (rule->u.custom.func (filter_info, rule->u.custom.data))
return TRUE;
return FALSE;
}
+
+#define __GTK_FILE_FILTER_C__
+#include "gtkaliasdef.c"
projects / ~andy / gtk / blobdiff