Functionality in ShellAppMonitor for tracking active applications
Hook into the metacity core for notification of new/removed windows, and use the WM_CLASS data to map these to applications. This is a first pass; we need further redudancy in the system.
This commit is contained in:
Colin Walters
parent
d7dcfe6a06
commit
230c91b6d4
@ -14,8 +14,10 @@
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#include "shell-app-monitor.h"
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#include "shell-global.h"
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#include "shell-wm.h"
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#include "display.h"
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#include "window.h"
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/* This file includes modified code from
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* desktop-data-engine/engine-dbus/hippo-application-monitor.c
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@ -93,6 +95,9 @@ struct _ShellAppMonitor
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gboolean currently_idle;
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gboolean enable_monitoring;
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/* <char *,guint> */
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GHashTable *running_appids;
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GHashTable *apps_by_wm_class; /* Seen apps by wm_class */
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GHashTable *popularities; /* One AppPopularity struct list per activity */
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int upload_apps_burst_count;
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@ -191,6 +196,160 @@ destroy_popularity (gpointer key,
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g_slist_free (list);
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}
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static char *
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get_wmclass_for_window (MetaWindow *window)
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{
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static gboolean patterns_initialized = FALSE;
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const char *wm_class;
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char *title;
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int i;
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wm_class = meta_window_get_wm_class (window);
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g_object_get (window, "title", &title, NULL);
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if (!patterns_initialized) /* Generate match patterns once for all */
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{
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patterns_initialized = TRUE;
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for (i = 0; title_patterns[i].app_id; i++)
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{
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title_patterns[i].regex = g_regex_new (title_patterns[i].pattern,
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0, 0, NULL);
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}
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}
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/* Match window title patterns to identifiers for non-standard apps */
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if (title)
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{
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for (i = 0; title_patterns[i].app_id; i++)
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{
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if (g_regex_match (title_patterns[i].regex, title, 0, NULL))
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{
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/* Set a pseudo WM class, handled like true ones */
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wm_class = title_patterns[i].app_id;
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break;
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}
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}
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}
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g_free (title);
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return g_strdup (wm_class);
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}
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static char *
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wmclass_to_appid (const char *wmclass)
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{
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if (!wmclass)
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return NULL;
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return g_utf8_strdown (wmclass, -1);
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}
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static char *
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get_appid_for_window (MetaWindow *window)
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{
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char *wmclass;
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char *appid;
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if (meta_window_get_window_type (window) != META_WINDOW_NORMAL)
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return NULL;
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wmclass = get_wmclass_for_window (window);
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appid = wmclass_to_appid (wmclass);
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g_free (wmclass);
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return appid;
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}
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static void
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shell_app_monitor_on_window_added (MetaWorkspace *workspace,
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MetaWindow *window,
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gpointer user_data)
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{
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ShellAppMonitor *self = SHELL_APP_MONITOR (user_data);
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char *appid;
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guint refcount;
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appid = get_appid_for_window (window);
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if (!appid)
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return;
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refcount = GPOINTER_TO_UINT (g_hash_table_lookup (self->running_appids, appid));
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refcount += 1;
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g_hash_table_insert (self->running_appids, appid, GUINT_TO_POINTER (refcount));
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if (refcount == 1)
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g_signal_emit (self, signals[CHANGED], 0);
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}
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static void
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shell_app_monitor_on_window_removed (MetaWorkspace *workspace,
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MetaWindow *window,
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gpointer user_data)
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{
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ShellAppMonitor *self = SHELL_APP_MONITOR (user_data);
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char *appid;
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guint refcount;
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appid = get_appid_for_window (window);
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if (!appid)
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return;
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refcount = GPOINTER_TO_UINT (g_hash_table_lookup (self->running_appids, appid));
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refcount -= 1;
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if (refcount == 0)
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{
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g_hash_table_remove (self->running_appids, appid);
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g_free (appid);
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g_signal_emit (self, signals[CHANGED], 0);
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}
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else
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{
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g_hash_table_insert (self->running_appids, appid, GUINT_TO_POINTER (refcount));
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}
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}
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static void
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shell_app_monitor_on_n_workspaces_changed (MetaScreen *screen,
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gpointer user_data)
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{
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ShellAppMonitor *self = SHELL_APP_MONITOR (user_data);
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GList *workspaces, *iter;
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workspaces = meta_screen_get_workspaces (screen);
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for (iter = workspaces; iter; iter = iter->next)
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{
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MetaWorkspace *workspace = iter->data;
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g_signal_handlers_disconnect_by_func (workspace,
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shell_app_monitor_on_window_added,
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self);
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g_signal_handlers_disconnect_by_func (workspace,
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shell_app_monitor_on_window_removed,
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self);
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g_signal_connect (workspace, "window-added",
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G_CALLBACK (shell_app_monitor_on_window_added), self);
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g_signal_connect (workspace, "window-removed",
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G_CALLBACK (shell_app_monitor_on_window_removed), self);
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}
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}
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static void
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init_window_monitoring (ShellAppMonitor *self)
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{
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MetaScreen *screen;
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g_object_get (shell_global_get (),
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"screen", &screen,
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NULL);
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g_signal_connect (screen, "notify::n-workspaces",
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G_CALLBACK (shell_app_monitor_on_n_workspaces_changed), self);
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shell_app_monitor_on_n_workspaces_changed (screen, self);
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g_object_unref (screen);
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}
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static void
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shell_app_monitor_init (ShellAppMonitor *self)
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{
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@ -199,7 +358,6 @@ shell_app_monitor_init (ShellAppMonitor *self)
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Display *xdisplay;
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char *path;
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char *shell_config_dir;
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/* FIXME: should we create as many monitors as there are GdkScreens? */
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display = gdk_display_get_default();
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xdisplay = GDK_DISPLAY_XDISPLAY (display);
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@ -223,6 +381,11 @@ shell_app_monitor_init (ShellAppMonitor *self)
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(GDestroyNotify) g_free,
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(GDestroyNotify) g_free);
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self->running_appids = g_hash_table_new_full (g_str_hash, g_str_equal,
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g_free, NULL);
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init_window_monitoring (self);
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g_object_get (shell_global_get(), "configdir", &shell_config_dir, NULL),
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path = g_build_filename (shell_config_dir, DATA_FILENAME, NULL);
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g_free (shell_config_dir);
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@ -263,15 +426,15 @@ shell_app_monitor_finalize (GObject *object)
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/**
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* shell_app_monitor_get_default:
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*
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* Return Value: (transfer none): The global #ShellAppMonitor singleton
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* Return Value: (transfer none): The global #ShellAppMonitor instance
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*/
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ShellAppMonitor *
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shell_app_monitor_get_default ()
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{
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static ShellAppMonitor *instance = NULL;
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static ShellAppMonitor *instance;
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if (instance == NULL)
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instance = g_object_new (SHELL_TYPE_APP_Monitor, NULL);
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instance = g_object_new (SHELL_TYPE_APP_MONITOR, NULL);
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return instance;
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}
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@ -315,16 +478,35 @@ shell_app_monitor_get_most_used_apps (ShellAppMonitor *monitor,
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return list;
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}
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/* Find the active window in order to collect stats */
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/**
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* shell_app_monitor_get_running_app_guesses:
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*
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* Get a list heuristically-determined application identifiers for
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* applications which are presently running. The returned identifiers
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* are only approximate and may need further refinement or analysis.
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*
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* @monitor: An app monitor instance
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*
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* Returns: (element-type utf8) (transfer container): List of application desktop
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* identifiers, in low case
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*/
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GList *
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shell_app_monitor_get_running_app_guesses (ShellAppMonitor *monitor)
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{
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return g_hash_table_get_keys (monitor->running_appids);
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}
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void
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get_active_app_properties (ShellAppMonitor *monitor,
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char **wm_class,
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char **title)
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update_app_info (ShellAppMonitor *monitor)
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{
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ShellGlobal *global;
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MetaScreen *screen;
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MetaDisplay *display;
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MetaWindow *active;
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char *wm_class;
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GHashTable *app_active_times = NULL; /* GTime spent per activity */
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int activity;
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guint32 timestamp;
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global = shell_global_get ();
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g_object_get (global, "screen", &screen, NULL);
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@ -333,56 +515,10 @@ get_active_app_properties (ShellAppMonitor *monitor,
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active = meta_display_get_focus_window (display);
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if (wm_class)
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*wm_class = NULL;
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if (title)
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*title = NULL;
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if (active == NULL)
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if (!active)
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return;
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*wm_class = g_strdup (meta_window_get_wm_class (active));
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*title = g_strdup (meta_window_get_description (active));
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}
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void
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update_app_info (ShellAppMonitor *monitor)
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{
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char *wm_class;
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char *title;
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GHashTable *app_active_times = NULL; /* GTime spent per activity */
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static gboolean first_time = TRUE;
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int activity;
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guint32 timestamp;
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int i;
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if (first_time) /* Generate match patterns once for all */
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{
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first_time = FALSE;
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for (i = 0; title_patterns[i].app_id; i++)
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{
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title_patterns[i].regex = g_regex_new (title_patterns[i].pattern,
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0, 0, NULL);
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}
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}
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get_active_app_properties (monitor, &wm_class, &title);
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/* Match window title patterns to identifiers for non-standard apps */
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if (title)
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{
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for (i = 0; title_patterns[i].app_id; i++)
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{
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if ( g_regex_match (title_patterns[i].regex, title, 0, NULL) )
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{
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/* Set a pseudo WM class, handled like true ones */
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g_free (wm_class);
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wm_class = g_strdup(title_patterns[i].app_id);
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break;
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}
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}
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g_free (title);
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}
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wm_class = get_wmclass_for_window (active);
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if (!wm_class)
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return;
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@ -41,8 +41,7 @@ GSList *shell_app_monitor_get_most_used_apps (ShellAppMonitor *monitor,
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gint number);
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/* Get whatever's running right now */
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GSList *shell_app_monitor_get_running_apps (ShellAppMonitor *monitor,
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int activity);
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GList *shell_app_monitor_get_running_app_guesses (ShellAppMonitor *monitor);
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G_END_DECLS
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