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MetaIdleMonitor: add a DBus interface for the idle monitor
To allow other clients (gnome-session, gnome-settings-daemon) to monitor user activity, introduce a DBus interface for the idle monitor inside mutter. https://bugzilla.gnome.org/show_bug.cgi?id=706005
This commit is contained in:
Giovanni Campagna
parent
2c1b20e15f
commit
c0acf3ae6d
@ -37,7 +37,8 @@ INCLUDES += \
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endif
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mutter_built_sources = \
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mutter-enum-types.h \
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$(dbus_idle_built_sources) \
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mutter-enum-types.h \
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mutter-enum-types.c
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if HAVE_WAYLAND
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@ -306,6 +307,8 @@ xml_in_files = \
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50-mutter-windows.xml.in
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xml_DATA = $(xml_in_files:.xml.in=.xml)
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dbus_idle_built_sources = meta-dbus-idle-monitor.c meta-dbus-idle-monitor.h
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gsettings_SCHEMAS = org.gnome.mutter.gschema.xml
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@INTLTOOL_XML_NOMERGE_RULE@
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@GSETTINGS_RULES@
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@ -362,6 +365,16 @@ mutter-enum-types.c: stamp-mutter-enum-types.h mutter-enum-types.c.in
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cp xgen-tetc mutter-enum-types.c && \
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rm -f xgen-tetc
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dbus_idle_built_sources = meta-dbus-idle-monitor.c meta-dbus-idle-monitor.h
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$(dbus_idle_built_sources) : Makefile.am idle-monitor.xml
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$(AM_V_GEN)gdbus-codegen \
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--interface-prefix org.gnome.Mutter \
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--c-namespace MetaDBus \
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--generate-c-code meta-dbus-idle-monitor \
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--c-generate-object-manager \
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$(srcdir)/idle-monitor.xml
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if HAVE_WAYLAND
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wayland/%-protocol.c : $(top_builddir)/protocol/%.xml
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mkdir -p wayland
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@ -991,8 +991,10 @@ meta_display_open (void)
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meta_error_trap_pop (the_display);
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}
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meta_display_ungrab (the_display);
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meta_idle_monitor_init_dbus ();
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meta_display_ungrab (the_display);
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/* Done opening new display */
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the_display->display_opening = FALSE;
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@ -2308,8 +2310,8 @@ meta_display_handle_event (MetaDisplay *display,
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meta_window_update_sync_request_counter (alarm_window, new_counter_value);
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filter_out_event = TRUE; /* GTK doesn't want to see this really */
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}
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meta_idle_monitor_handle_xevent_all (event);
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else
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meta_idle_monitor_handle_xevent_all (event);
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}
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#endif /* HAVE_XSYNC */
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@ -27,3 +27,4 @@
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void meta_idle_monitor_handle_xevent_all (XEvent *xevent);
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void meta_idle_monitor_init_dbus (void);
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@ -40,6 +40,7 @@
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#include <meta/meta-idle-monitor.h>
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#include "display-private.h"
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#include "meta-idle-monitor-private.h"
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#include "meta-dbus-idle-monitor.h"
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G_STATIC_ASSERT(sizeof(unsigned long) == sizeof(gpointer));
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@ -596,3 +597,261 @@ meta_idle_monitor_get_idletime (MetaIdleMonitor *monitor)
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return _xsyncvalue_to_int64 (value);
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}
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static gboolean
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handle_get_idletime (MetaDBusIdleMonitor *skeleton,
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GDBusMethodInvocation *invocation,
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MetaIdleMonitor *monitor)
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{
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guint64 idletime;
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idletime = meta_idle_monitor_get_idletime (monitor);
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meta_dbus_idle_monitor_complete_get_idletime (skeleton, invocation, idletime);
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return TRUE;
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}
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typedef struct {
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MetaDBusIdleMonitor *dbus_monitor;
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MetaIdleMonitor *monitor;
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char *dbus_name;
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guint watch_id;
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guint name_watcher_id;
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} DBusWatch;
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static void
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destroy_dbus_watch (gpointer data)
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{
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DBusWatch *watch = data;
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g_object_unref (watch->dbus_monitor);
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g_object_unref (watch->monitor);
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g_free (watch->dbus_name);
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g_bus_unwatch_name (watch->name_watcher_id);
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g_slice_free (DBusWatch, watch);
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}
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static void
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dbus_idle_callback (MetaIdleMonitor *monitor,
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guint watch_id,
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gpointer user_data)
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{
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DBusWatch *watch = user_data;
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GDBusInterfaceSkeleton *skeleton = G_DBUS_INTERFACE_SKELETON (watch->dbus_monitor);
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g_dbus_connection_emit_signal (g_dbus_interface_skeleton_get_connection (skeleton),
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watch->dbus_name,
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g_dbus_interface_skeleton_get_object_path (skeleton),
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"org.gnome.Mutter.IdleMonitor",
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"WatchFired",
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g_variant_new ("(u)", watch_id),
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NULL);
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}
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static void
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name_vanished_callback (GDBusConnection *connection,
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const char *name,
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gpointer user_data)
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{
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DBusWatch *watch = user_data;
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meta_idle_monitor_remove_watch (watch->monitor, watch->watch_id);
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}
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static DBusWatch *
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make_dbus_watch (MetaDBusIdleMonitor *skeleton,
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GDBusMethodInvocation *invocation,
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MetaIdleMonitor *monitor)
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{
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DBusWatch *watch;
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watch = g_slice_new (DBusWatch);
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watch->dbus_monitor = g_object_ref (skeleton);
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watch->monitor = g_object_ref (monitor);
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watch->dbus_name = g_strdup (g_dbus_method_invocation_get_sender (invocation));
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watch->name_watcher_id = g_bus_watch_name_on_connection (g_dbus_method_invocation_get_connection (invocation),
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watch->dbus_name,
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G_BUS_NAME_WATCHER_FLAGS_NONE,
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NULL, /* appeared */
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name_vanished_callback,
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watch, NULL);
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return watch;
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}
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static gboolean
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handle_add_idle_watch (MetaDBusIdleMonitor *skeleton,
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GDBusMethodInvocation *invocation,
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guint64 interval,
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MetaIdleMonitor *monitor)
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{
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DBusWatch *watch;
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watch = make_dbus_watch (skeleton, invocation, monitor);
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watch->watch_id = meta_idle_monitor_add_idle_watch (monitor, interval,
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dbus_idle_callback, watch, destroy_dbus_watch);
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meta_dbus_idle_monitor_complete_add_idle_watch (skeleton, invocation, watch->watch_id);
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return TRUE;
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}
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static gboolean
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handle_add_user_active_watch (MetaDBusIdleMonitor *skeleton,
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GDBusMethodInvocation *invocation,
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MetaIdleMonitor *monitor)
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{
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DBusWatch *watch;
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watch = make_dbus_watch (skeleton, invocation, monitor);
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watch->watch_id = meta_idle_monitor_add_user_active_watch (monitor,
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dbus_idle_callback, watch,
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destroy_dbus_watch);
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meta_dbus_idle_monitor_complete_add_user_active_watch (skeleton, invocation, watch->watch_id);
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return TRUE;
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}
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static gboolean
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handle_remove_watch (MetaDBusIdleMonitor *skeleton,
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GDBusMethodInvocation *invocation,
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guint id,
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MetaIdleMonitor *monitor)
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{
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meta_idle_monitor_remove_watch (monitor, id);
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meta_dbus_idle_monitor_complete_remove_watch (skeleton, invocation);
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return TRUE;
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}
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static void
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create_monitor_skeleton (GDBusObjectManagerServer *manager,
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MetaIdleMonitor *monitor,
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const char *path)
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{
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MetaDBusIdleMonitor *skeleton;
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MetaDBusObjectSkeleton *object;
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skeleton = meta_dbus_idle_monitor_skeleton_new ();
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g_signal_connect_object (skeleton, "handle-add-idle-watch",
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G_CALLBACK (handle_add_idle_watch), monitor, 0);
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g_signal_connect_object (skeleton, "handle-add-user-active-watch",
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G_CALLBACK (handle_add_user_active_watch), monitor, 0);
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g_signal_connect_object (skeleton, "handle-remove-watch",
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G_CALLBACK (handle_remove_watch), monitor, 0);
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g_signal_connect_object (skeleton, "handle-get-idletime",
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G_CALLBACK (handle_get_idletime), monitor, 0);
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object = meta_dbus_object_skeleton_new (path);
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meta_dbus_object_skeleton_set_idle_monitor (object, skeleton);
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g_dbus_object_manager_server_export (manager, G_DBUS_OBJECT_SKELETON (object));
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}
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static void
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on_device_added (ClutterDeviceManager *device_manager,
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ClutterInputDevice *device,
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GDBusObjectManagerServer *manager)
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{
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MetaIdleMonitor *monitor;
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int device_id;
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char *path;
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device_id = clutter_input_device_get_device_id (device);
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monitor = meta_idle_monitor_get_for_device (device_id);
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path = g_strdup_printf ("/org/gnome/Mutter/IdleMonitor/Device%d", device_id);
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create_monitor_skeleton (manager, monitor, path);
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g_free (path);
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}
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static void
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on_device_removed (ClutterDeviceManager *device_manager,
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ClutterInputDevice *device,
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GDBusObjectManagerServer *manager)
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{
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int device_id;
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char *path;
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device_id = clutter_input_device_get_device_id (device);
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path = g_strdup_printf ("/org/gnome/Mutter/IdleMonitor/Device%d", device_id);
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g_dbus_object_manager_server_unexport (manager, path);
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g_free (path);
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g_clear_object (&device_monitors[device_id]);
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if (device_id == device_id_max)
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device_id_max--;
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}
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static void
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on_bus_acquired (GDBusConnection *connection,
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const char *name,
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gpointer user_data)
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{
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GDBusObjectManagerServer *manager;
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ClutterDeviceManager *device_manager;
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MetaIdleMonitor *monitor;
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GSList *devices, *iter;
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char *path;
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manager = g_dbus_object_manager_server_new ("/org/gnome/Mutter/IdleMonitor");
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/* We never clear the core monitor, as that's supposed to cumulate idle times from
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all devices */
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monitor = meta_idle_monitor_get_core ();
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path = g_strdup ("/org/gnome/Mutter/IdleMonitor/Core");
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create_monitor_skeleton (manager, monitor, path);
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g_free (path);
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device_manager = clutter_device_manager_get_default ();
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devices = clutter_device_manager_list_devices (device_manager);
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for (iter = devices; iter; iter = iter->next)
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on_device_added (device_manager, iter->data, manager);
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g_signal_connect_object (device_manager, "device-added",
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G_CALLBACK (on_device_added), manager, 0);
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g_signal_connect_object (device_manager, "device-removed",
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G_CALLBACK (on_device_removed), manager, 0);
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g_dbus_object_manager_server_set_connection (manager, connection);
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}
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static void
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on_name_acquired (GDBusConnection *connection,
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const char *name,
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gpointer user_data)
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{
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meta_verbose ("Acquired name %s\n", name);
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}
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static void
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on_name_lost (GDBusConnection *connection,
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const char *name,
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gpointer user_data)
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{
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meta_verbose ("Lost or failed to acquire name %s\n", name);
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}
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void
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meta_idle_monitor_init_dbus (void)
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{
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static int dbus_name_id;
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if (dbus_name_id > 0)
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return;
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dbus_name_id = g_bus_own_name (G_BUS_TYPE_SESSION,
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"org.gnome.Mutter.IdleMonitor",
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G_BUS_NAME_OWNER_FLAGS_ALLOW_REPLACEMENT |
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(meta_get_replace_current_wm () ?
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G_BUS_NAME_OWNER_FLAGS_REPLACE : 0),
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on_bus_acquired,
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on_name_acquired,
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on_name_lost,
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NULL, NULL);
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}
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35
src/idle-monitor.xml
Normal file
35
src/idle-monitor.xml
Normal file
@ -0,0 +1,35 @@
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<!DOCTYPE node PUBLIC
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'-//freedesktop//DTD D-BUS Object Introspection 1.0//EN'
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'http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd'>
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<node>
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<!--
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org.gnome.Mutter.IdleMonitor:
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@short_description: idle monitor interface
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This interface is used by gnome-desktop to implement
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user activity monitoring.
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-->
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<interface name="org.gnome.Mutter.IdleMonitor">
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<method name="GetIdletime">
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<arg name="idletime" direction="out" type="t"/>
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</method>
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<method name="AddIdleWatch">
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<arg name="interval" direction="in" type="t" />
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<arg name="id" direction="out" type="u" />
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</method>
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<method name="AddUserActiveWatch">
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<arg name="id" direction="out" type="u" />
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</method>
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<method name="RemoveWatch">
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<arg name="id" direction="in" type="u" />
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</method>
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<signal name="WatchFired">
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<arg name="id" direction="out" type="u" />
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</signal>
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</interface>
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</node>
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