* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
- * Public License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
- * Boston, MA 02111-1307, USA.
+ * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
*
* Author: Alexander Larsson <alexl@redhat.com>
*/
-#include <config.h>
+#include "config.h"
#include "gfileicon.h"
-#include "gsimpleasyncresult.h"
+#include "gfile.h"
+#include "gicon.h"
+#include "glibintl.h"
+#include "gloadableicon.h"
+#include "ginputstream.h"
+#include "gtask.h"
+#include "gioerror.h"
-#include "gioalias.h"
/**
* SECTION:gfileicon
- * @short_description: Icons for given files
+ * @short_description: Icons pointing to an image file
+ * @include: gio/gio.h
* @see_also: #GIcon, #GLoadableIcon
- * @include: gio/gfileicon.h
*
- * #GFileIcon gets the default icon for a #GFile.
+ * #GFileIcon specifies an icon by pointing to an image file
+ * to be used as icon.
*
**/
GObjectClass parent_class;
};
+enum
+{
+ PROP_0,
+ PROP_FILE
+};
+
G_DEFINE_TYPE_WITH_CODE (GFileIcon, g_file_icon, G_TYPE_OBJECT,
- G_IMPLEMENT_INTERFACE (G_TYPE_ICON,
- g_file_icon_icon_iface_init);
- G_IMPLEMENT_INTERFACE (G_TYPE_LOADABLE_ICON,
- g_file_icon_loadable_icon_iface_init);
- )
-
+ G_IMPLEMENT_INTERFACE (G_TYPE_ICON,
+ g_file_icon_icon_iface_init)
+ G_IMPLEMENT_INTERFACE (G_TYPE_LOADABLE_ICON,
+ g_file_icon_loadable_icon_iface_init))
+
+static void
+g_file_icon_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ GFileIcon *icon = G_FILE_ICON (object);
+
+ switch (prop_id)
+ {
+ case PROP_FILE:
+ g_value_set_object (value, icon->file);
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+}
+
+static void
+g_file_icon_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GFileIcon *icon = G_FILE_ICON (object);
+
+ switch (prop_id)
+ {
+ case PROP_FILE:
+ icon->file = G_FILE (g_value_dup_object (value));
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+}
+
static void
g_file_icon_finalize (GObject *object)
{
icon = G_FILE_ICON (object);
- g_object_unref (icon->file);
-
- if (G_OBJECT_CLASS (g_file_icon_parent_class)->finalize)
- (*G_OBJECT_CLASS (g_file_icon_parent_class)->finalize) (object);
+ if (icon->file)
+ g_object_unref (icon->file);
+
+ G_OBJECT_CLASS (g_file_icon_parent_class)->finalize (object);
}
static void
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+ gobject_class->get_property = g_file_icon_get_property;
+ gobject_class->set_property = g_file_icon_set_property;
gobject_class->finalize = g_file_icon_finalize;
+
+ /**
+ * GFileIcon:file:
+ *
+ * The file containing the icon.
+ */
+ g_object_class_install_property (gobject_class, PROP_FILE,
+ g_param_spec_object ("file",
+ P_("file"),
+ P_("The file containing the icon"),
+ G_TYPE_FILE,
+ G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_BLURB | G_PARAM_STATIC_NICK));
}
static void
*
* Creates a new icon for a file.
*
- * Returns: a #GIcon for the given @file, or %NULL on error.
+ * Returns: (transfer full) (type GFileIcon): a #GIcon for the given
+ * @file, or %NULL on error.
**/
GIcon *
g_file_icon_new (GFile *file)
{
- GFileIcon *icon;
-
g_return_val_if_fail (G_IS_FILE (file), NULL);
- icon = g_object_new (G_TYPE_FILE_ICON, NULL);
- icon->file = g_object_ref (file);
-
- return G_ICON (icon);
+ return G_ICON (g_object_new (G_TYPE_FILE_ICON, "file", file, NULL));
}
/**
*
* Gets the #GFile associated with the given @icon.
*
- * Returns: a #GFile, or %NULL.
+ * Returns: (transfer none): a #GFile, or %NULL.
**/
GFile *
g_file_icon_get_file (GFileIcon *icon)
return g_file_equal (file1->file, file2->file);
}
+static gboolean
+g_file_icon_to_tokens (GIcon *icon,
+ GPtrArray *tokens,
+ gint *out_version)
+{
+ GFileIcon *file_icon = G_FILE_ICON (icon);
+
+ g_return_val_if_fail (out_version != NULL, FALSE);
+
+ *out_version = 0;
+
+ g_ptr_array_add (tokens, g_file_get_uri (file_icon->file));
+ return TRUE;
+}
+
+static GIcon *
+g_file_icon_from_tokens (gchar **tokens,
+ gint num_tokens,
+ gint version,
+ GError **error)
+{
+ GIcon *icon;
+ GFile *file;
+
+ icon = NULL;
+
+ if (version != 0)
+ {
+ g_set_error (error,
+ G_IO_ERROR,
+ G_IO_ERROR_INVALID_ARGUMENT,
+ _("Can't handle version %d of GFileIcon encoding"),
+ version);
+ goto out;
+ }
+
+ if (num_tokens != 1)
+ {
+ g_set_error_literal (error,
+ G_IO_ERROR,
+ G_IO_ERROR_INVALID_ARGUMENT,
+ _("Malformed input data for GFileIcon"));
+ goto out;
+ }
+
+ file = g_file_new_for_uri (tokens[0]);
+ icon = g_file_icon_new (file);
+ g_object_unref (file);
+
+ out:
+ return icon;
+}
+
+static GVariant *
+g_file_icon_serialize (GIcon *icon)
+{
+ GFileIcon *file_icon = G_FILE_ICON (icon);
+
+ return g_variant_new ("(sv)", "file", g_variant_new_take_string (g_file_get_uri (file_icon->file)));
+}
static void
g_file_icon_icon_iface_init (GIconIface *iface)
{
iface->hash = g_file_icon_hash;
iface->equal = g_file_icon_equal;
+ iface->to_tokens = g_file_icon_to_tokens;
+ iface->from_tokens = g_file_icon_from_tokens;
+ iface->serialize = g_file_icon_serialize;
}
static GInputStream *
-g_file_icon_load (GLoadableIcon *icon,
- int size,
- char **type,
- GCancellable *cancellable,
- GError **error)
+g_file_icon_load (GLoadableIcon *icon,
+ int size,
+ char **type,
+ GCancellable *cancellable,
+ GError **error)
{
GFileInputStream *stream;
GFileIcon *file_icon = G_FILE_ICON (icon);
stream = g_file_read (file_icon->file,
cancellable,
error);
+
+ if (stream && type)
+ *type = NULL;
return G_INPUT_STREAM (stream);
}
-typedef struct {
- GLoadableIcon *icon;
- GAsyncReadyCallback callback;
- gpointer user_data;
-} LoadData;
-
static void
-load_data_free (LoadData *data)
-{
- g_object_unref (data->icon);
- g_free (data);
-}
-
-static void
-load_async_callback (GObject *source_object,
+load_async_callback (GObject *source_object,
GAsyncResult *res,
- gpointer user_data)
+ gpointer user_data)
{
GFileInputStream *stream;
GError *error = NULL;
- GSimpleAsyncResult *simple;
- LoadData *data = user_data;
+ GTask *task = user_data;
stream = g_file_read_finish (G_FILE (source_object), res, &error);
-
if (stream == NULL)
- {
- simple = g_simple_async_result_new_from_error (G_OBJECT (data->icon),
- data->callback,
- data->user_data,
- error);
- g_error_free (error);
- }
+ g_task_return_error (task, error);
else
- {
- simple = g_simple_async_result_new (G_OBJECT (data->icon),
- data->callback,
- data->user_data,
- g_file_icon_load_async);
-
- g_simple_async_result_set_op_res_gpointer (simple,
- stream,
- g_object_unref);
- }
-
-
- g_simple_async_result_complete (simple);
-
- load_data_free (data);
+ g_task_return_pointer (task, stream, g_object_unref);
+ g_object_unref (task);
}
static void
-g_file_icon_load_async (GLoadableIcon *icon,
- int size,
- GCancellable *cancellable,
- GAsyncReadyCallback callback,
- gpointer user_data)
+g_file_icon_load_async (GLoadableIcon *icon,
+ int size,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
{
GFileIcon *file_icon = G_FILE_ICON (icon);
- LoadData *data;
+ GTask *task;
- data = g_new0 (LoadData, 1);
- data->icon = g_object_ref (icon);
- data->callback = callback;
- data->user_data = user_data;
+ task = g_task_new (icon, cancellable, callback, user_data);
g_file_read_async (file_icon->file, 0,
- cancellable,
- load_async_callback, data);
-
+ cancellable,
+ load_async_callback, task);
}
static GInputStream *
-g_file_icon_load_finish (GLoadableIcon *icon,
- GAsyncResult *res,
- char **type,
- GError **error)
+g_file_icon_load_finish (GLoadableIcon *icon,
+ GAsyncResult *res,
+ char **type,
+ GError **error)
{
- GSimpleAsyncResult *simple = G_SIMPLE_ASYNC_RESULT (res);
- gpointer op;
-
- g_assert (g_simple_async_result_get_source_tag (simple) == g_file_icon_load_async);
+ g_return_val_if_fail (g_task_is_valid (res, icon), NULL);
if (type)
*type = NULL;
- op = g_simple_async_result_get_op_res_gpointer (simple);
- if (op)
- return g_object_ref (op);
-
- return NULL;
+ return g_task_propagate_pointer (G_TASK (res), error);
}
static void
iface->load_async = g_file_icon_load_async;
iface->load_finish = g_file_icon_load_finish;
}
-
-#define __G_FILE_ICON_C__
-#include "gioaliasdef.c"