/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- * * MATE Power Manager Inhibit Applet * Copyright (C) 2006 Benjamin Canou * Copyright (C) 2006-2009 Richard Hughes * * Licensed under the GNU General Public License Version 2 * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #ifdef HAVE_CONFIG_H #include #endif #include #include #include #include #include #include #include #include #include "egg-debug.h" #include "gpm-common.h" #define GPM_TYPE_INHIBIT_APPLET (gpm_inhibit_applet_get_type ()) #define GPM_INHIBIT_APPLET(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GPM_TYPE_INHIBIT_APPLET, GpmInhibitApplet)) #define GPM_INHIBIT_APPLET_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), GPM_TYPE_INHIBIT_APPLET, GpmInhibitAppletClass)) #define GPM_IS_INHIBIT_APPLET(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GPM_TYPE_INHIBIT_APPLET)) #define GPM_IS_INHIBIT_APPLET_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), GPM_TYPE_INHIBIT_APPLET)) #define GPM_INHIBIT_APPLET_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GPM_TYPE_INHIBIT_APPLET, GpmInhibitAppletClass)) typedef struct{ MatePanelApplet parent; /* applet state */ guint cookie; /* the icon and a cache for size*/ GdkPixbuf *icon; gint icon_width, icon_height; /* connection to g-p-m */ DBusGProxy *proxy; DBusGConnection *connection; guint bus_watch_id; guint level; /* a cache for panel size */ gint size; } GpmInhibitApplet; typedef struct{ MatePanelAppletClass parent_class; } GpmInhibitAppletClass; GType gpm_inhibit_applet_get_type (void); #define GS_DBUS_SERVICE "org.gnome.SessionManager" #define GS_DBUS_PATH "/org/gnome/SessionManager" #define GS_DBUS_INTERFACE "org.gnome.SessionManager" static void gpm_inhibit_applet_class_init (GpmInhibitAppletClass *klass); static void gpm_inhibit_applet_init (GpmInhibitApplet *applet); G_DEFINE_TYPE (GpmInhibitApplet, gpm_inhibit_applet, PANEL_TYPE_APPLET) static void gpm_applet_get_icon (GpmInhibitApplet *applet); static void gpm_applet_check_size (GpmInhibitApplet *applet); static gboolean gpm_applet_draw_cb (GpmInhibitApplet *applet); static void gpm_applet_update_tooltip (GpmInhibitApplet *applet); static gboolean gpm_applet_click_cb (GpmInhibitApplet *applet, GdkEventButton *event); static void gpm_applet_dialog_about_cb (GtkAction *action, gpointer data); static gboolean gpm_applet_cb (MatePanelApplet *_applet, const gchar *iid, gpointer data); static void gpm_applet_destroy_cb (GtkWidget *widget); #define GPM_INHIBIT_APPLET_ID "InhibitApplet" #define GPM_INHIBIT_APPLET_FACTORY_ID "InhibitAppletFactory" #define GPM_INHIBIT_APPLET_ICON_INHIBIT "gpm-inhibit" #define GPM_INHIBIT_APPLET_ICON_INVALID "gpm-inhibit-invalid" #define GPM_INHIBIT_APPLET_ICON_UNINHIBIT "gpm-hibernate" #define GPM_INHIBIT_APPLET_NAME _("Power Manager Inhibit Applet") #define GPM_INHIBIT_APPLET_DESC _("Allows user to inhibit automatic power saving.") #define MATE_PANEL_APPLET_VERTICAL(p) \ (((p) == MATE_PANEL_APPLET_ORIENT_LEFT) || ((p) == MATE_PANEL_APPLET_ORIENT_RIGHT)) /** cookie is returned as an unsigned integer */ static gboolean gpm_applet_inhibit (GpmInhibitApplet *applet, const gchar *appname, const gchar *reason, guint *cookie) { GError *error = NULL; gboolean ret; g_return_val_if_fail (cookie != NULL, FALSE); if (applet->proxy == NULL) { egg_warning ("not connected\n"); return FALSE; } ret = dbus_g_proxy_call (applet->proxy, "Inhibit", &error, G_TYPE_STRING, appname, G_TYPE_UINT, 0, /* xid */ G_TYPE_STRING, reason, G_TYPE_UINT, 1+2+4+8, /* logoff, switch, suspend, and idle */ G_TYPE_INVALID, G_TYPE_UINT, cookie, G_TYPE_INVALID); if (error) { g_debug ("ERROR: %s", error->message); g_error_free (error); *cookie = 0; } if (!ret) { /* abort as the DBUS method failed */ g_warning ("Inhibit failed!"); } return ret; } static gboolean gpm_applet_uninhibit (GpmInhibitApplet *applet, guint cookie) { GError *error = NULL; gboolean ret; if (applet->proxy == NULL) { egg_warning ("not connected"); return FALSE; } ret = dbus_g_proxy_call (applet->proxy, "Uninhibit", &error, G_TYPE_UINT, cookie, G_TYPE_INVALID, G_TYPE_INVALID); if (error) { g_debug ("ERROR: %s", error->message); g_error_free (error); } if (!ret) { /* abort as the DBUS method failed */ g_warning ("Uninhibit failed!"); } return ret; } /** * gpm_applet_get_icon: * @applet: Inhibit applet instance * * retrieve an icon from stock with a size adapted to panel **/ static void gpm_applet_get_icon (GpmInhibitApplet *applet) { const gchar *icon; /* free */ if (applet->icon != NULL) { g_object_unref (applet->icon); applet->icon = NULL; } if (applet->size <= 2) { return; } /* get icon */ if (applet->proxy == NULL) { icon = GPM_INHIBIT_APPLET_ICON_INVALID; } else if (applet->cookie > 0) { icon = GPM_INHIBIT_APPLET_ICON_INHIBIT; } else { icon = GPM_INHIBIT_APPLET_ICON_UNINHIBIT; } applet->icon = gtk_icon_theme_load_icon (gtk_icon_theme_get_default (), icon, applet->size - 2, 0, NULL); /* update size cache */ applet->icon_height = gdk_pixbuf_get_height (applet->icon); applet->icon_width = gdk_pixbuf_get_width (applet->icon); } /** * gpm_applet_check_size: * @applet: Inhibit applet instance * * check if panel size has changed and applet adapt size **/ static void gpm_applet_check_size (GpmInhibitApplet *applet) { GtkAllocation allocation; /* we don't use the size function here, but the yet allocated size because the size value is false (kind of rounded) */ gtk_widget_get_allocation (GTK_WIDGET (applet), &allocation); if (MATE_PANEL_APPLET_VERTICAL(mate_panel_applet_get_orient (MATE_PANEL_APPLET (applet)))) { if (applet->size != allocation.width) { applet->size = allocation.width; gpm_applet_get_icon (applet); gtk_widget_set_size_request (GTK_WIDGET(applet), applet->size, applet->icon_height + 2); } /* Adjusting incase the icon size has changed */ if (allocation.height < applet->icon_height + 2) { gtk_widget_set_size_request (GTK_WIDGET(applet), applet->size, applet->icon_height + 2); } } else { if (applet->size != allocation.height) { applet->size = allocation.height; gpm_applet_get_icon (applet); gtk_widget_set_size_request (GTK_WIDGET(applet), applet->icon_width + 2, applet->size); } /* Adjusting incase the icon size has changed */ if (allocation.width < applet->icon_width + 2) { gtk_widget_set_size_request (GTK_WIDGET(applet), applet->icon_width + 2, applet->size); } } } /** * gpm_applet_draw_cb: * @applet: Inhibit applet instance * * draws applet content (background + icon) **/ static gboolean gpm_applet_draw_cb (GpmInhibitApplet *applet) { gint w, h, bg_type; GdkRGBA color; cairo_t *cr; cairo_pattern_t *pattern; GtkStyleContext *context; GtkAllocation allocation; if (gtk_widget_get_window (GTK_WIDGET(applet)) == NULL) { return FALSE; } /* retrieve applet size */ gpm_applet_get_icon (applet); gpm_applet_check_size (applet); if (applet->size <= 2) { return FALSE; } /* if no icon, then don't try to display */ if (applet->icon == NULL) { return FALSE; } gtk_widget_get_allocation (GTK_WIDGET (applet), &allocation); w = allocation.width; h = allocation.height; cr = gdk_cairo_create (gtk_widget_get_window (GTK_WIDGET(applet))); /* draw pixmap background */ bg_type = mate_panel_applet_get_background (MATE_PANEL_APPLET (applet), &color, &pattern); if (bg_type == PANEL_PIXMAP_BACKGROUND) { /* fill with given background pixmap */ cairo_set_source (cr, pattern); cairo_rectangle (cr, 0, 0, w, h); cairo_fill (cr); } /* draw color background */ if (bg_type == PANEL_COLOR_BACKGROUND) { gdk_cairo_set_source_rgba (cr, &color); cairo_rectangle (cr, 0, 0, w, h); cairo_fill (cr); } /* draw icon at center */ gdk_cairo_set_source_pixbuf (cr, applet->icon, (w - applet->icon_width)/2, (h - applet->icon_height)/2); cairo_paint (cr); cairo_destroy (cr); return TRUE; } /** * gpm_applet_change_background_cb: * * Enqueues an expose event (don't know why it's not the default behaviour) **/ static void gpm_applet_change_background_cb (GpmInhibitApplet *applet, MatePanelAppletBackgroundType arg1, cairo_pattern_t *arg2, gpointer data) { gtk_widget_queue_draw (GTK_WIDGET (applet)); } /** * gpm_applet_update_tooltip: * @applet: Inhibit applet instance * * sets tooltip's content (percentage or disabled) **/ static void gpm_applet_update_tooltip (GpmInhibitApplet *applet) { const gchar *buf; if (applet->proxy == NULL) { buf = _("Cannot connect to mate-power-manager"); } else { if (applet->cookie > 0) { buf = _("Automatic sleep inhibited"); } else { buf = _("Automatic sleep enabled"); } } gtk_widget_set_tooltip_text (GTK_WIDGET(applet), buf); } /** * gpm_applet_click_cb: * @applet: Inhibit applet instance * * pops and unpops **/ static gboolean gpm_applet_click_cb (GpmInhibitApplet *applet, GdkEventButton *event) { /* react only to left mouse button */ if (event->button != 1) { return FALSE; } if (applet->cookie > 0) { g_debug ("uninhibiting %u", applet->cookie); gpm_applet_uninhibit (applet, applet->cookie); applet->cookie = 0; } else { g_debug ("inhibiting"); gpm_applet_inhibit (applet, GPM_INHIBIT_APPLET_NAME, _("Manual inhibit"), &(applet->cookie)); } /* update icon */ gpm_applet_get_icon (applet); gpm_applet_check_size (applet); gpm_applet_update_tooltip (applet); gpm_applet_draw_cb (applet); return TRUE; } /** * gpm_applet_dialog_about_cb: * * displays about dialog **/ static void gpm_applet_dialog_about_cb (GtkAction *action, gpointer data) { GtkAboutDialog *about; GdkPixbuf *logo = gtk_icon_theme_load_icon (gtk_icon_theme_get_default (), GPM_INHIBIT_APPLET_ICON_INHIBIT, 128, 0, NULL); static const gchar *authors[] = { "Benjamin Canou ", "Richard Hughes ", NULL }; char copyright[] = \ "Copyright \xc2\xa9 2012-2018 MATE developers\n" "Copyright \xc2\xa9 2006-2007 Richard Hughes"; const char *documenters [] = { NULL }; const char *license[] = { N_("Licensed under the GNU General Public License Version 2"), N_("Power Manager is free software; you can redistribute it and/or\n" "modify it under the terms of the GNU General Public License\n" "as published by the Free Software Foundation; either version 2\n" "of the License, or (at your option) any later version."), N_("Power Manager is distributed in the hope that it will be useful,\n" "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" "GNU General Public License for more details."), N_("You should have received a copy of the GNU General Public License\n" "along with this program; if not, write to the Free Software\n" "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA\n" "02110-1301, USA.") }; const char *translator_credits = NULL; char *license_trans; license_trans = g_strconcat (_(license[0]), "\n\n", _(license[1]), "\n\n", _(license[2]), "\n\n", _(license[3]), "\n", NULL); about = (GtkAboutDialog*) gtk_about_dialog_new (); gtk_about_dialog_set_program_name (about, GPM_INHIBIT_APPLET_NAME); gtk_about_dialog_set_version (about, VERSION); gtk_about_dialog_set_copyright (about, copyright); gtk_about_dialog_set_comments (about, GPM_INHIBIT_APPLET_DESC); gtk_about_dialog_set_authors (about, authors); gtk_about_dialog_set_documenters (about, documenters); gtk_about_dialog_set_translator_credits (about, translator_credits); gtk_about_dialog_set_logo (about, logo); gtk_about_dialog_set_license (about, license_trans); gtk_about_dialog_set_website (about, "http://www.mate-desktop.org/"); g_signal_connect (G_OBJECT(about), "response", G_CALLBACK(gtk_widget_destroy), NULL); gtk_widget_show (GTK_WIDGET(about)); g_free (license_trans); g_object_unref (logo); } /** * gpm_applet_help_cb: * * open gpm help **/ static void gpm_applet_help_cb (GtkAction *action, gpointer data) { gpm_help_display ("applets-general#applets-inhibit"); } /** * gpm_applet_destroy_cb: * @widget: Class instance to destroy **/ static void gpm_applet_destroy_cb (GtkWidget *widget) { GpmInhibitApplet *applet = GPM_INHIBIT_APPLET(widget); g_bus_unwatch_name (applet->bus_watch_id); if (applet->icon != NULL) g_object_unref (applet->icon); } /** * gpm_inhibit_applet_class_init: * @klass: Class instance **/ static void gpm_inhibit_applet_class_init (GpmInhibitAppletClass *class) { /* nothing to do here */ } /** * gpm_inhibit_applet_dbus_connect: **/ gboolean gpm_inhibit_applet_dbus_connect (GpmInhibitApplet *applet) { GError *error = NULL; if (applet->connection == NULL) { egg_debug ("get connection\n"); g_clear_error (&error); applet->connection = dbus_g_bus_get (DBUS_BUS_SESSION, &error); if (error != NULL) { egg_warning ("Could not connect to DBUS daemon: %s", error->message); g_error_free (error); applet->connection = NULL; return FALSE; } } if (applet->proxy == NULL) { egg_debug ("get proxy\n"); g_clear_error (&error); applet->proxy = dbus_g_proxy_new_for_name_owner (applet->connection, GS_DBUS_SERVICE, GS_DBUS_PATH, GS_DBUS_INTERFACE, &error); if (error != NULL) { egg_warning ("Cannot connect, maybe the daemon is not running: %s\n", error->message); g_error_free (error); applet->proxy = NULL; return FALSE; } } return TRUE; } /** * gpm_inhibit_applet_dbus_disconnect: **/ gboolean gpm_inhibit_applet_dbus_disconnect (GpmInhibitApplet *applet) { if (applet->proxy != NULL) { egg_debug ("removing proxy\n"); g_object_unref (applet->proxy); applet->proxy = NULL; /* we have no inhibit, these are not persistent across reboots */ applet->cookie = 0; } return TRUE; } /** * gpm_inhibit_applet_name_appeared_cb: **/ static void gpm_inhibit_applet_name_appeared_cb (GDBusConnection *connection, const gchar *name, const gchar *name_owner, GpmInhibitApplet *applet) { gpm_inhibit_applet_dbus_connect (applet); gpm_applet_update_tooltip (applet); gpm_applet_get_icon (applet); gpm_applet_draw_cb (applet); } /** * gpm_inhibit_applet_name_vanished_cb: **/ void gpm_inhibit_applet_name_vanished_cb (GDBusConnection *connection, const gchar *name, GpmInhibitApplet *applet) { gpm_inhibit_applet_dbus_disconnect (applet); gpm_applet_update_tooltip (applet); gpm_applet_get_icon (applet); gpm_applet_draw_cb (applet); } /** * gpm_inhibit_applet_init: * @applet: Inhibit applet instance **/ static void gpm_inhibit_applet_init (GpmInhibitApplet *applet) { DBusGConnection *connection; /* initialize fields */ applet->size = 0; applet->icon = NULL; applet->cookie = 0; applet->connection = NULL; applet->proxy = NULL; /* Add application specific icons to search path */ gtk_icon_theme_append_search_path (gtk_icon_theme_get_default (), GPM_DATA G_DIR_SEPARATOR_S "icons"); /* monitor the daemon */ applet->bus_watch_id = g_bus_watch_name (G_BUS_TYPE_SESSION, GS_DBUS_SERVICE, G_BUS_NAME_WATCHER_FLAGS_NONE, (GBusNameAppearedCallback) gpm_inhibit_applet_name_appeared_cb, (GBusNameVanishedCallback) gpm_inhibit_applet_name_vanished_cb, applet, NULL); /* prepare */ mate_panel_applet_set_flags (MATE_PANEL_APPLET (applet), MATE_PANEL_APPLET_EXPAND_MINOR); /* show */ gtk_widget_show_all (GTK_WIDGET(applet)); /* set appropriate size and load icon accordingly */ gpm_applet_draw_cb (applet); /* connect */ g_signal_connect (G_OBJECT(applet), "button-press-event", G_CALLBACK(gpm_applet_click_cb), NULL); g_signal_connect (G_OBJECT(applet), "draw", G_CALLBACK(gpm_applet_draw_cb), NULL); /* We use g_signal_connect_after because letting the panel draw * the background is the only way to have the correct * background when a theme defines a background picture. */ g_signal_connect_after (G_OBJECT(applet), "draw", G_CALLBACK(gpm_applet_draw_cb), NULL); g_signal_connect (G_OBJECT(applet), "change-background", G_CALLBACK(gpm_applet_change_background_cb), NULL); g_signal_connect (G_OBJECT(applet), "change-orient", G_CALLBACK(gpm_applet_draw_cb), NULL); g_signal_connect (G_OBJECT(applet), "destroy", G_CALLBACK(gpm_applet_destroy_cb), NULL); } /** * gpm_applet_cb: * @_applet: GpmInhibitApplet instance created by the applet factory * @iid: Applet id * * the function called by libmate-panel-applet factory after creation **/ static gboolean gpm_applet_cb (MatePanelApplet *_applet, const gchar *iid, gpointer data) { GpmInhibitApplet *applet = GPM_INHIBIT_APPLET(_applet); GtkActionGroup *action_group; gchar *ui_path; static const GtkActionEntry menu_actions [] = { { "About", GTK_STOCK_ABOUT, N_("_About"), NULL, NULL, G_CALLBACK (gpm_applet_dialog_about_cb) }, { "Help", GTK_STOCK_HELP, N_("_Help"), NULL, NULL, G_CALLBACK (gpm_applet_help_cb) } }; if (strcmp (iid, GPM_INHIBIT_APPLET_ID) != 0) { return FALSE; } action_group = gtk_action_group_new ("Inhibit Applet Actions"); gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE); gtk_action_group_add_actions (action_group, menu_actions, G_N_ELEMENTS (menu_actions), applet); ui_path = g_build_filename (INHIBIT_MENU_UI_DIR, "inhibit-applet-menu.xml", NULL); mate_panel_applet_setup_menu_from_file (MATE_PANEL_APPLET (applet), ui_path, action_group); g_free (ui_path); g_object_unref (action_group); gpm_applet_draw_cb (applet); return TRUE; } /** * this generates a main with a applet factory **/ MATE_PANEL_APPLET_OUT_PROCESS_FACTORY (/* the factory iid */ GPM_INHIBIT_APPLET_FACTORY_ID, /* generates brighness applets instead of regular mate applets */ GPM_TYPE_INHIBIT_APPLET, /* the applet name */ "InhibitApplet", /* our callback (with no user data) */ gpm_applet_cb, NULL)