/**
* shell_app_system_lookup_app_by_tree_entry:
* @system: a #ShellAppSystem
* @entry: a #GMenuTreeEntry
*
* Find a #ShellApp corresponding to a #GMenuTreeEntry.
*
* Return value: (transfer none): The #ShellApp for @entry, or %NULL if none
*/
ShellApp *
shell_app_system_lookup_app_by_tree_entry (ShellAppSystem *self,
GMenuTreeEntry *entry)
{
/* If we looked up directly in ->entry_to_app, we'd lose the
* override of running apps. Thus, indirect through the id.
*/
return shell_app_system_lookup_app (self, gmenu_tree_entry_get_desktop_file_id (entry));
}
/**
* shell_app_system_lookup_heuristic_basename:
* @system: a #ShellAppSystem
* @id: Probable application identifier
*
* Find a valid application corresponding to a given
* heuristically determined application identifier
* string, or %NULL if none.
*
* Returns: (transfer none): A #ShellApp for @name
*/
ShellApp *
shell_app_system_lookup_heuristic_basename (ShellAppSystem *system,
const char *name)
{
ShellApp *result;
GSList *prefix;
result = shell_app_system_lookup_app (system, name);
if (result != NULL)
return result;
for (prefix = system->priv->known_vendor_prefixes; prefix; prefix = g_slist_next (prefix))
{
char *tmpid = g_strconcat ((char*)prefix->data, name, NULL);
result = shell_app_system_lookup_app (system, tmpid);
g_free (tmpid);
if (result != NULL)
return result;
}
return NULL;
}
/**
* shell_app_system_lookup_heuristic_basename:
* @system: a #ShellAppSystem
* @id: Probable application identifier
*
* Find a valid application corresponding to a given
* heuristically determined application identifier
* string, or %NULL if none.
*
* Returns: (transfer none): A #ShellApp for @name
*/
ShellApp *
shell_app_system_lookup_heuristic_basename (ShellAppSystem *system,
const char *name)
{
ShellApp *result;
const char *const *prefix;
result = shell_app_system_lookup_app (system, name);
if (result != NULL)
return result;
for (prefix = vendor_prefixes; *prefix != NULL; prefix++)
{
char *tmpid = g_strconcat (*prefix, name, NULL);
result = shell_app_system_lookup_app (system, tmpid);
g_free (tmpid);
if (result != NULL)
return result;
}
return NULL;
}
/**
* shell_app_system_lookup_setting:
* @system:
* @id: desktop file id
*
* Returns: (transfer none): Application in gnomecc.menu, or %NULL if none
*/
ShellApp *
shell_app_system_lookup_setting (ShellAppSystem *self,
const char *id)
{
ShellApp *app;
/* Actually defer to the main app set if there's overlap */
app = shell_app_system_lookup_app (self, id);
if (app != NULL)
return app;
return g_hash_table_lookup (self->priv->setting_id_to_app, id);
}
/**
* shell_app_system_lookup_startup_wmclass:
* @system: a #ShellAppSystem
* @wmclass: (nullable): A WM_CLASS value
*
* Find a valid application whose .desktop file contains a
* StartupWMClass entry matching @wmclass.
*
* Returns: (transfer none): A #ShellApp for @wmclass
*/
ShellApp *
shell_app_system_lookup_startup_wmclass (ShellAppSystem *system,
const char *wmclass)
{
const char *id;
if (wmclass == NULL)
return NULL;
id = g_hash_table_lookup (system->priv->startup_wm_class_to_id, wmclass);
if (id == NULL)
return NULL;
return shell_app_system_lookup_app (system, id);
}
/**
* shell_startup_sequence_get_app:
* @sequence: A #ShellStartupSequence
*
* Returns: (transfer none): The application being launched, or %NULL if unknown.
*/
ShellApp *
shell_startup_sequence_get_app (ShellStartupSequence *sequence)
{
const char *appid;
char *basename;
ShellAppSystem *appsys;
ShellApp *app;
appid = sn_startup_sequence_get_application_id ((SnStartupSequence*)sequence);
if (!appid)
return NULL;
basename = g_path_get_basename (appid);
appsys = shell_app_system_get_default ();
app = shell_app_system_lookup_app (appsys, basename);
g_free (basename);
return app;
}
static ShellApp *
get_app_from_gapplication_id (MetaWindow *window)
{
ShellApp *app;
ShellAppSystem *appsys;
const char *id;
char *desktop_file;
appsys = shell_app_system_get_default ();
id = meta_window_get_gtk_application_id (window);
if (!id)
return FALSE;
desktop_file = g_strconcat (id, ".desktop", NULL);
app = shell_app_system_lookup_app (appsys, desktop_file);
g_free (desktop_file);
return app;
}
/**
* shell_app_usage_get_most_used:
* @usage: the usage instance to request
* @context: Activity identifier
*
* Get a list of most popular applications for a given context.
*
* Returns: (element-type ShellApp) (transfer full): List of applications
*/
GSList *
shell_app_usage_get_most_used (ShellAppUsage *self,
const char *context)
{
GSList *apps;
GList *appids, *iter;
GHashTable *usages;
ShellAppSystem *appsys;
SortAppsByUsageData data;
usages = g_hash_table_lookup (self->app_usages_for_context, context);
if (usages == NULL)
return NULL;
appsys = shell_app_system_get_default ();
appids = g_hash_table_get_keys (usages);
apps = NULL;
for (iter = appids; iter; iter = iter->next)
{
const char *appid = iter->data;
ShellApp *app;
app = shell_app_system_lookup_app (appsys, appid);
if (!app)
continue;
apps = g_slist_prepend (apps, g_object_ref (app));
}
g_list_free (appids);
data.usage = self;
data.context_usages = usages;
apps = g_slist_sort_with_data (apps, sort_apps_by_usage, &data);
return apps;
}
/**
* shell_app_system_lookup_app_for_path:
* @system: a #ShellAppSystem
* @desktop_path: (type utf8): UTF-8 encoded absolute file name
*
* Find or create a #ShellApp corresponding to a given absolute file
* name which must be in the standard paths (XDG_DATA_DIRS). For
* files outside the datadirs, this function returns %NULL.
*
* Return value: (transfer none): The #ShellApp for id, or %NULL if none
*/
ShellApp *
shell_app_system_lookup_app_for_path (ShellAppSystem *system,
const char *desktop_path)
{
const char *basename;
const char *app_path;
ShellApp *app;
basename = g_strrstr (desktop_path, "/");
if (basename)
basename += 1;
else
basename = desktop_path;
app = shell_app_system_lookup_app (system, basename);
if (!app)
return NULL;
app_path = gmenu_tree_entry_get_desktop_file_path (shell_app_get_tree_entry (app));
if (strcmp (desktop_path, app_path) != 0)
return NULL;
return app;
}
/* Save app data lists to file */
static gboolean
idle_save_application_usage (gpointer data)
{
ShellAppUsage *self = SHELL_APP_USAGE (data);
UsageIterator iter;
const char *current_context;
const char *context;
const char *id;
UsageData *usage;
GFileOutputStream *output;
GOutputStream *buffered_output;
GDataOutputStream *data_output;
GError *error = NULL;
self->save_id = 0;
/* Parent directory is already created by shell-global */
output = g_file_replace (self->configfile, NULL, FALSE, G_FILE_CREATE_NONE, NULL, &error);
if (!output)
{
g_debug ("Could not save applications usage data: %s", error->message);
g_error_free (error);
return FALSE;
}
buffered_output = g_buffered_output_stream_new (G_OUTPUT_STREAM (output));
g_object_unref (output);
data_output = g_data_output_stream_new (G_OUTPUT_STREAM (buffered_output));
g_object_unref (buffered_output);
if (!g_data_output_stream_put_string (data_output, "<?xml version=\"1.0\"?>\n<application-state>\n", NULL, &error))
goto out;
usage_iterator_init (self, &iter);
current_context = NULL;
while (usage_iterator_next (self, &iter, &context, &id, &usage))
{
ShellApp *app;
app = shell_app_system_lookup_app (shell_app_system_get_default(), id);
if (!app)
continue;
if (context != current_context)
{
if (current_context != NULL)
{
if (!g_data_output_stream_put_string (data_output, " </context>", NULL, &error))
goto out;
}
current_context = context;
if (!g_data_output_stream_put_string (data_output, " <context", NULL, &error))
goto out;
if (!write_attribute_string (data_output, "id", context, &error))
goto out;
if (!g_data_output_stream_put_string (data_output, ">\n", NULL, &error))
goto out;
}
if (!g_data_output_stream_put_string (data_output, " <application", NULL, &error))
goto out;
if (!write_attribute_string (data_output, "id", id, &error))
goto out;
if (!write_attribute_uint (data_output, "open-window-count", shell_app_get_n_windows (app), &error))
goto out;
if (!write_attribute_double (data_output, "score", usage->score, &error))
goto out;
if (!write_attribute_uint (data_output, "last-seen", usage->last_seen, &error))
goto out;
if (!g_data_output_stream_put_string (data_output, "/>\n", NULL, &error))
goto out;
}
if (current_context != NULL)
{
if (!g_data_output_stream_put_string (data_output, " </context>\n", NULL, &error))
goto out;
}
if (!g_data_output_stream_put_string (data_output, "</application-state>\n", NULL, &error))
goto out;
out:
if (!error)
g_output_stream_close_async (G_OUTPUT_STREAM (data_output), 0, NULL, NULL, NULL);
g_object_unref (data_output);
if (error)
{
g_debug ("Could not save applications usage data: %s", error->message);
g_error_free (error);
}
return FALSE;
}