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Diffstat (limited to 'applets/inhibit/inhibit-applet.c')
| -rw-r--r-- | applets/inhibit/inhibit-applet.c | 688 |
1 files changed, 688 insertions, 0 deletions
diff --git a/applets/inhibit/inhibit-applet.c b/applets/inhibit/inhibit-applet.c new file mode 100644 index 0000000..e976c60 --- /dev/null +++ b/applets/inhibit/inhibit-applet.c @@ -0,0 +1,688 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- + * + * MATE Power Manager Inhibit Applet + * Copyright (C) 2006 Benjamin Canou <[email protected]> + * Copyright (C) 2006-2009 Richard Hughes <[email protected]> + * + * 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 <config.h> +#endif + +/* FIXME: gdk_gc_* needs porting to cairo */ +#undef GDK_DISABLE_DEPRECATED + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <mate-panel-applet.h> +#include <gtk/gtk.h> +#include <glib-object.h> +#include <dbus/dbus-glib.h> + +#include "egg-debug.h" +#include "egg-dbus-monitor.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; + EggDbusMonitor *monitor; + 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.mate.SessionManager" +#define GS_DBUS_PATH "/org/mate/SessionManager" +#define GS_DBUS_INTERFACE "org.mate.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 (MateComponentUIComponent *uic, gpointer data, const gchar *verbname); +static gboolean gpm_applet_matecomponent_cb (MatePanelApplet *_applet, const gchar *iid, gpointer data); +static void gpm_applet_destroy_cb (GtkObject *object); + +#define GPM_INHIBIT_APPLET_OAFID "OAFIID:MATE_InhibitApplet" +#define GPM_INHIBIT_APPLET_FACTORY_OAFID "OAFIID:MATE_InhibitApplet_Factory" +#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; +} +#if 0 +static gboolean +gpm_applet_has_inhibit (GpmInhibitApplet *applet, + gboolean *has_inhibit) +{ + GError *error = NULL; + gboolean ret; + DBusGProxy *proxy; + + proxy = egg_dbus_proxy_get_proxy (applet->gproxy); + if (proxy == NULL) { + g_warning ("not connected"); + return FALSE; + } + + ret = dbus_g_proxy_call (proxy, "HasInhibit", &error, + G_TYPE_INVALID, + G_TYPE_BOOLEAN, has_inhibit, + 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 ("HasInhibit failed!"); + } + + return ret; +} +#endif + +/** + * 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; + GdkColor color; + GdkGC *gc; + GdkPixmap *background; + GtkAllocation allocation; + + if (gtk_widget_get_window (GTK_WIDGET(applet)) == NULL) { + return FALSE; + } + + /* Clear the window so we can draw on it later */ + gdk_window_clear(gtk_widget_get_window (GTK_WIDGET (applet))); + + /* 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; + + gc = gdk_gc_new (gtk_widget_get_window (GTK_WIDGET(applet))); + + /* draw pixmap background */ + bg_type = mate_panel_applet_get_background (MATE_PANEL_APPLET (applet), &color, &background); + if (bg_type == PANEL_PIXMAP_BACKGROUND) { + /* fill with given background pixmap */ + gdk_draw_drawable (gtk_widget_get_window (GTK_WIDGET(applet)), gc, background, 0, 0, 0, 0, w, h); + } + + /* draw color background */ + if (bg_type == PANEL_COLOR_BACKGROUND) { + gdk_gc_set_rgb_fg_color (gc,&color); + gdk_gc_set_fill (gc,GDK_SOLID); + gdk_draw_rectangle (gtk_widget_get_window (GTK_WIDGET(applet)), gc, TRUE, 0, 0, w, h); + } + + /* draw icon at center */ + gdk_draw_pixbuf (gtk_widget_get_window (GTK_WIDGET(applet)), gc, applet->icon, + 0, 0, (w - applet->icon_width)/2, (h - applet->icon_height)/2, + applet->icon_width, applet->icon_height, + GDK_RGB_DITHER_NONE, 0, 0); + + 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, + GdkColor *arg2, GdkPixmap *arg3, 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 (MateComponentUIComponent *uic, gpointer data, const gchar *verbname) +{ + 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 <[email protected]>", + "Richard Hughes <[email protected]>", + NULL + }; + 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 \xc2\xa9 2006-2007 Richard Hughes")); + 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, GPM_HOMEPAGE_URL); + + 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 (MateComponentUIComponent *uic, gpointer data, const gchar *verbname) +{ + gpm_help_display ("applets-inhibit"); +} + +/** + * gpm_applet_destroy_cb: + * @object: Class instance to destroy + **/ +static void +gpm_applet_destroy_cb (GtkObject *object) +{ + GpmInhibitApplet *applet = GPM_INHIBIT_APPLET(object); + + if (applet->monitor != NULL) { + g_object_unref (applet->monitor); + } + 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 persistant across reboots */ + applet->cookie = 0; + } + return TRUE; +} + +/** + * monitor_connection_cb: + * @proxy: The dbus raw proxy + * @status: The status of the service, where TRUE is connected + * @screensaver: This class instance + **/ +static void +monitor_connection_cb (EggDbusMonitor *monitor, + gboolean status, + GpmInhibitApplet *applet) +{ + if (status) { + gpm_inhibit_applet_dbus_connect (applet); + gpm_applet_update_tooltip (applet); + gpm_applet_get_icon (applet); + gpm_applet_draw_cb (applet); + } else { + 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"); + + applet->monitor = egg_dbus_monitor_new (); + g_signal_connect (applet->monitor, "connection-changed", + G_CALLBACK (monitor_connection_cb), applet); + connection = dbus_g_bus_get (DBUS_BUS_SESSION, NULL); + egg_dbus_monitor_assign (applet->monitor, connection, GS_DBUS_SERVICE); + gpm_inhibit_applet_dbus_connect (applet); + + /* 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), "expose-event", + 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), "expose-event", + 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_matecomponent_cb: + * @_applet: GpmInhibitApplet instance created by the matecomponent factory + * @iid: MateComponent id + * + * the function called by matecomponent factory after creation + **/ +static gboolean +gpm_applet_matecomponent_cb (MatePanelApplet *_applet, const gchar *iid, gpointer data) +{ + GpmInhibitApplet *applet = GPM_INHIBIT_APPLET(_applet); + + static MateComponentUIVerb verbs [] = { + MATECOMPONENT_UI_VERB ("About", gpm_applet_dialog_about_cb), + MATECOMPONENT_UI_VERB ("Help", gpm_applet_help_cb), + MATECOMPONENT_UI_VERB_END + }; + + if (strcmp (iid, GPM_INHIBIT_APPLET_OAFID) != 0) { + return FALSE; + } + + mate_panel_applet_setup_menu_from_file (MATE_PANEL_APPLET (applet), + DATADIR, + "MATE_InhibitApplet.xml", + NULL, verbs, applet); + gpm_applet_draw_cb (applet); + return TRUE; +} + +/** + * this generates a main with a matecomponent factory + **/ +MATE_PANEL_APPLET_MATECOMPONENT_FACTORY + (/* the factory iid */ + GPM_INHIBIT_APPLET_FACTORY_OAFID, + /* generates brighness applets instead of regular mate applets */ + GPM_TYPE_INHIBIT_APPLET, + /* the applet name and version */ + "InhibitApplet", VERSION, + /* our callback (with no user data) */ + gpm_applet_matecomponent_cb, NULL); |