GDBus: Add ObjectManager example

Signed-off-by: David Zeuthen <davidz@redhat.com>
This commit is contained in:
David Zeuthen 2011-04-11 16:35:14 -04:00
parent 24533f2619
commit e5525f1010
4 changed files with 338 additions and 0 deletions

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@ -1,4 +1,5 @@
NULL = NULL =
BUILT_SOURCES =
include $(top_srcdir)/Makefile.decl include $(top_srcdir)/Makefile.decl
@ -93,6 +94,8 @@ SAMPLE_PROGS = \
gapplication-example-cmdline2 \ gapplication-example-cmdline2 \
gapplication-example-cmdline3 \ gapplication-example-cmdline3 \
gapplication-example-actions \ gapplication-example-actions \
gdbus-example-objectmanager-server \
gdbus-example-objectmanager-client \
$(NULL) $(NULL)
@ -254,6 +257,8 @@ gdbus-test-codegen-generated.h gdbus-test-codegen-generated.c : test-codegen.xml
test-codegen.xml \ test-codegen.xml \
$(NULL) $(NULL)
BUILT_SOURCES += gdbus-test-codegen-generated.c gdbus-test-codegen-generated.h
gdbus_test_codegen_SOURCES = gdbus-test-codegen.c gdbus-sessionbus.c gdbus-sessionbus.h gdbus-tests.h gdbus-tests.c gdbus_test_codegen_SOURCES = gdbus-test-codegen.c gdbus-sessionbus.c gdbus-sessionbus.h gdbus-tests.h gdbus-tests.c
gdbus_test_codegen_SOURCES += gdbus-test-codegen-generated.c gdbus-test-codegen-generated.h gdbus_test_codegen_SOURCES += gdbus-test-codegen-generated.c gdbus-test-codegen-generated.h
gdbus_test_codegen_LDADD = $(progs_ldadd) gdbus_test_codegen_LDADD = $(progs_ldadd)
@ -434,6 +439,29 @@ proxy_SOURCES = proxy.c
proxy_LDADD = $(progs_ldadd) \ proxy_LDADD = $(progs_ldadd) \
$(top_builddir)/gthread/libgthread-2.0.la $(top_builddir)/gthread/libgthread-2.0.la
# ----------------------------------------------------------------------------------------------------
gdbus-example-objectmanager-generated.h gdbus-example-objectmanager-generated.c : gdbus-example-objectmanager.xml
$(PYTHON) $(top_srcdir)/gio/gdbus-codegen/codegen_main.py \
--c-namespace Example \
--interface-prefix org.gtk.GDBus.Example.ObjectManager. \
--generate-c-code gdbus-example-objectmanager-generated \
--generate-docbook gdbus-example-objectmanager-generated \
gdbus-example-objectmanager.xml \
$(NULL)
BUILT_SOURCES += gdbus-example-objectmanager-generated.h gdbus-example-objectmanager-generated.c
gdbus_example_objectmanager_server_SOURCES = gdbus-example-objectmanager-server.c
gdbus_example_objectmanager_server_SOURCES += gdbus-example-objectmanager-generated.h gdbus-example-objectmanager-generated.c
gdbus_example_objectmanager_server_LDADD= $(progs_ldadd)
gdbus_example_objectmanager_client_SOURCES = gdbus-example-objectmanager-client.c
gdbus_example_objectmanager_client_SOURCES += gdbus-example-objectmanager-generated.h gdbus-example-objectmanager-generated.c
gdbus_example_objectmanager_client_LDADD= $(progs_ldadd)
# ----------------------------------------------------------------------------------------------------
EXTRA_DIST += \ EXTRA_DIST += \
socket-common.c \ socket-common.c \
org.gtk.test.gschema \ org.gtk.test.gschema \
@ -448,6 +476,7 @@ EXTRA_DIST += \
appinfo-test-notgnome.desktop \ appinfo-test-notgnome.desktop \
gdbus-testserver.py \ gdbus-testserver.py \
test-codegen.xml \ test-codegen.xml \
gdbus-example-objectmanager.xml \
$(NULL) $(NULL)
MISC_STUFF = test.mo MISC_STUFF = test.mo

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@ -0,0 +1,135 @@
#include "gdbus-example-objectmanager-generated.h"
/* ---------------------------------------------------------------------------------------------------- */
static void
on_object_added (GDBusObjectManager *manager,
GDBusObject *object,
gpointer user_data)
{
gchar *owner;
owner = g_dbus_object_manager_client_get_name_owner (G_DBUS_OBJECT_MANAGER_CLIENT (manager));
g_debug ("added object at %s (owner %s)", g_dbus_object_get_object_path (object), owner);
g_free (owner);
}
static void
on_object_removed (GDBusObjectManager *manager,
GDBusObject *object,
gpointer user_data)
{
gchar *owner;
owner = g_dbus_object_manager_client_get_name_owner (G_DBUS_OBJECT_MANAGER_CLIENT (manager));
g_debug ("removed object at %s (owner %s)", g_dbus_object_get_object_path (object), owner);
g_free (owner);
}
static void
on_notify_name_owner (GObject *object,
GParamSpec *pspec,
gpointer user_data)
{
GDBusObjectManagerClient *manager = G_DBUS_OBJECT_MANAGER_CLIENT (object);
gchar *name_owner;
name_owner = g_dbus_object_manager_client_get_name_owner (manager);
g_debug ("name-owner: %s", name_owner);
g_free (name_owner);
}
static void
on_interface_proxy_properties_changed (GDBusObjectManagerClient *manager,
GDBusObjectProxy *object_proxy,
GDBusProxy *interface_proxy,
GVariant *changed_properties,
const gchar *const *invalidated_properties,
gpointer user_data)
{
GVariantIter iter;
const gchar *key;
GVariant *value;
gchar *s;
g_print ("Properties Changed on %s:\n", g_dbus_object_get_object_path (G_DBUS_OBJECT (object_proxy)));
g_variant_iter_init (&iter, changed_properties);
while (g_variant_iter_next (&iter, "{&sv}", &key, &value))
{
s = g_variant_print (value, TRUE);
g_print (" %s -> %s\n", key, s);
g_variant_unref (value);
g_free (s);
}
}
gint
main (gint argc, gchar *argv[])
{
GDBusObjectManager *manager;
GMainLoop *loop;
GError *error;
gchar *name_owner;
GList *objects;
GList *l;
manager = NULL;
loop = NULL;
g_type_init ();
loop = g_main_loop_new (NULL, FALSE);
error = NULL;
manager = example_object_manager_client_new_for_bus_sync (G_BUS_TYPE_SESSION,
G_DBUS_OBJECT_MANAGER_CLIENT_FLAGS_NONE,
"org.gtk.GDBus.Examples.ObjectManager",
"/example/Animals",
NULL, /* GCancellable */
&error);
if (manager == NULL)
{
g_printerr ("Error getting object manager client: %s", error->message);
g_error_free (error);
goto out;
}
name_owner = g_dbus_object_manager_client_get_name_owner (G_DBUS_OBJECT_MANAGER_CLIENT (manager));
g_debug ("name-owner: %s", name_owner);
g_free (name_owner);
objects = g_dbus_object_manager_get_objects (manager);
for (l = objects; l != NULL; l = l->next)
{
GDBusObject *object = G_DBUS_OBJECT (l->data);
g_debug ("proxy has object at %s", g_dbus_object_get_object_path (object));
}
g_list_foreach (objects, (GFunc) g_object_unref, NULL);
g_list_free (objects);
g_signal_connect (manager,
"notify::name-owner",
G_CALLBACK (on_notify_name_owner),
NULL);
g_signal_connect (manager,
"object-added",
G_CALLBACK (on_object_added),
NULL);
g_signal_connect (manager,
"object-removed",
G_CALLBACK (on_object_removed),
NULL);
g_signal_connect (manager,
"interface-proxy-properties-changed",
G_CALLBACK (on_interface_proxy_properties_changed),
NULL);
g_main_loop_run (loop);
out:
if (manager != NULL)
g_object_unref (manager);
if (loop != NULL)
g_main_loop_unref (loop);
return 0;
}

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@ -0,0 +1,141 @@
#include "gdbus-example-objectmanager-generated.h"
/* ---------------------------------------------------------------------------------------------------- */
static GDBusObjectManagerServer *manager = NULL;
static gboolean
on_animal_poke (ExampleAnimal *animal,
GDBusMethodInvocation *invocation,
gboolean make_sad,
gboolean make_happy,
gpointer user_data)
{
if ((make_sad && make_happy) || (!make_sad && !make_happy))
{
g_dbus_method_invocation_return_dbus_error (invocation,
"org.gtk.GDBus.Examples.ObjectManager.Error.Failed",
"Exactly one of make_sad or make_happy must be TRUE");
goto out;
}
if (make_sad)
{
if (g_strcmp0 (example_animal_get_mood (animal), "Sad") == 0)
{
g_dbus_method_invocation_return_dbus_error (invocation,
"org.gtk.GDBus.Examples.ObjectManager.Error.SadAnimalIsSad",
"Sad animal is already sad");
goto out;
}
example_animal_set_mood (animal, "Sad");
example_animal_complete_poke (animal, invocation);
goto out;
}
if (make_happy)
{
if (g_strcmp0 (example_animal_get_mood (animal), "Happy") == 0)
{
g_dbus_method_invocation_return_dbus_error (invocation,
"org.gtk.GDBus.Examples.ObjectManager.Error.HappyAnimalIsHappy",
"Happy animal is already happy");
goto out;
}
example_animal_set_mood (animal, "Happy");
example_animal_complete_poke (animal, invocation);
goto out;
}
g_assert_not_reached ();
out:
return TRUE; /* to indicate that the method was handled */
}
static void
on_bus_acquired (GDBusConnection *connection,
const gchar *name,
gpointer user_data)
{
GDBusObjectStub *object;
guint n;
g_debug ("bus acquired");
manager = g_dbus_object_manager_server_new (connection, "/example/Animals");
for (n = 0; n < 10; n++)
{
gchar *s;
ExampleAnimal *animal;
s = g_strdup_printf ("/example/Animals/%03d", n);
object = g_dbus_object_stub_new (s);
g_free (s);
animal = example_animal_stub_new ();
example_animal_set_mood (animal, "Happy");
/* Handle Poke() method invocations */
g_signal_connect (animal,
"handle-poke",
G_CALLBACK (on_animal_poke),
NULL); /* user_data */
g_dbus_object_stub_add_interface (object, G_DBUS_INTERFACE_STUB (animal));
g_object_unref (animal);
g_dbus_object_manager_server_export (manager, object);
g_object_unref (object);
}
}
static void
on_name_acquired (GDBusConnection *connection,
const gchar *name,
gpointer user_data)
{
g_debug ("name acquired");
}
static void
on_name_lost (GDBusConnection *connection,
const gchar *name,
gpointer user_data)
{
g_debug ("name lost");
}
gint
main (gint argc, gchar *argv[])
{
GMainLoop *loop;
guint id;
g_type_init ();
loop = g_main_loop_new (NULL, FALSE);
id = g_bus_own_name (G_BUS_TYPE_SESSION,
"org.gtk.GDBus.Examples.ObjectManager",
G_BUS_NAME_OWNER_FLAGS_ALLOW_REPLACEMENT |
G_BUS_NAME_OWNER_FLAGS_REPLACE,
on_bus_acquired,
on_name_acquired,
on_name_lost,
loop,
NULL);
g_main_loop_run (loop);
g_bus_unown_name (id);
g_main_loop_unref (loop);
return 0;
}

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@ -0,0 +1,33 @@
<node>
<!-- org.gtk.GDBus.Example.ObjectManager.Animal:
@short_description: Simple Animal
This interface is used to describe a simple animal.
-->
<interface name="org.gtk.GDBus.Example.ObjectManager.Animal">
<!-- Mood: The mood of the animal.
Known values for this property include
<literal>Happy</literal> and <literal>Sad</literal>. Use the
org.gtk.GDBus.Example.ObjectManager.Animal.Poke() method to
change this property -->
<property name="Mood" type="s" access="read"/>
<!--
Poke:
@make_sad: Whether to make the animal sad.
@make_angry: Whether to make the animal angry.
Method used to changing the mood of the animal. See also the
#org.gtk.GDBus.Example.ObjectManager.Animal:Mood property.
-->
<method name="Poke">
<arg direction="in" type="b" name="make_sad"/>
<arg direction="in" type="b" name="make_happy"/>
</method>
</interface>
</node>