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GDBus: Update docs for GDBusProxy::g-properties-changed signal

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Also update the example. See

https://bugzilla.gnome.org/show_bug.cgi?id=618559

for more details.

Signed-off-by: David Zeuthen <davidz@redhat.com>
This commit is contained in:
David Zeuthen 2010-05-13 16:57:29 -04:00
parent e3f5d3c005
commit 3ca28ef718
2 changed files with 10 additions and 7 deletions
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10
gio/gdbusproxy.c
View File

@ -387,13 +387,13 @@ g_dbus_proxy_class_init (GDBusProxyClass *klass)
/**
* GDBusProxy::g-properties-changed:
* @proxy: The #GDBusProxy emitting the signal.
* @changed_properties: A #GVariant containing the properties that
* changed or %NULL if no properties changed.
* @invalidated_properties: A %NULL terminated list of properties that was
* invalidated or %NULL if no properties was invalidated.
* @changed_properties: A #GVariant containing the properties that changed
* @invalidated_properties: A %NULL terminated array of properties that was invalidated
*
* Emitted when one or more D-Bus properties on @proxy changes. The
* local cache has already been updated when this signal fires.
* local cache has already been updated when this signal fires. Note
* that both @changed_properties and @invalidated_properties are
* guaranteed to never be %NULL (either may be empty though).
*
* This signal corresponds to the
* <literal>PropertiesChanged</literal> D-Bus signal on the

7
gio/tests/gdbus-example-watch-proxy.c
View File

@ -47,8 +47,11 @@ on_properties_changed (GDBusProxy *proxy,
const gchar* const *invalidated_properties,
gpointer user_data)
{
/* Note that we are guaranteed that changed_properties and
* invalidated_properties are never NULL
*/
if (changed_properties != NULL)
if (g_variant_n_children (changed_properties) > 0)
{
GVariantIter *iter;
GVariant *item;
@ -72,7 +75,7 @@ on_properties_changed (GDBusProxy *proxy,
}
}
if (invalidated_properties != NULL)
if (g_strv_length ((GStrv) invalidated_properties) > 0)
{
guint n;
g_print (" *** Properties Invalidated:\n");