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backends: Turn MetaInputSettings into a singleton

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We will need to fetch information from it at certain places.
The MetaBackend still takes care of freeing it though.
This commit is contained in:
Carlos Garnacho 2016-05-13 13:31:52 +02:00
parent f81e0f8922
commit f51972c2aa
3 changed files with 17 additions and 3 deletions
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2
src/backends/meta-backend.c
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@ -316,7 +316,7 @@ meta_backend_real_post_init (MetaBackend *backend)
g_slist_free (devices); g_slist_free (devices);
} }
priv->input_settings = meta_input_settings_create (); priv->input_settings = meta_input_settings_get ();
center_pointer (backend); center_pointer (backend);
} }

2
src/backends/meta-input-settings-private.h
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@ -101,7 +101,7 @@ struct _MetaInputSettingsClass
GType meta_input_settings_get_type (void) G_GNUC_CONST; GType meta_input_settings_get_type (void) G_GNUC_CONST;
MetaInputSettings * meta_input_settings_create (void); MetaInputSettings * meta_input_settings_get (void);
GDesktopTabletMapping meta_input_settings_get_tablet_mapping (MetaInputSettings *settings, GDesktopTabletMapping meta_input_settings_get_tablet_mapping (MetaInputSettings *settings,
ClutterInputDevice *device); ClutterInputDevice *device);

16
src/backends/meta-input-settings.c
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@ -1043,7 +1043,7 @@ meta_input_settings_init (MetaInputSettings *settings)
} }
} }
MetaInputSettings * static MetaInputSettings *
meta_input_settings_create (void) meta_input_settings_create (void)
{ {
#ifdef HAVE_NATIVE_BACKEND #ifdef HAVE_NATIVE_BACKEND
@ -1060,6 +1060,20 @@ meta_input_settings_create (void)
return NULL; return NULL;
} }
MetaInputSettings *
meta_input_settings_get (void)
{
static MetaInputSettings *input_settings = NULL;
if (g_once_init_enter (&input_settings))
{
MetaInputSettings *settings = meta_input_settings_create ();
g_once_init_leave (&input_settings, settings);
}
return input_settings;
}
GDesktopTabletMapping GDesktopTabletMapping
meta_input_settings_get_tablet_mapping (MetaInputSettings *settings, meta_input_settings_get_tablet_mapping (MetaInputSettings *settings,
ClutterInputDevice *device) ClutterInputDevice *device)