1 /***********************************************************************************
2 * Display blanking status area plugin
3 * Copyright (C) 2012 Leandro Lucarella
4 * Based on status-area-orientationlock-applet by Mohammad Abu-Garbeyyeh.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 ***********************************************************************************/
27 #include <hildon/hildon.h>
28 #include <libhildondesktop/libhildondesktop.h>
29 #include <gconf/gconf-client.h>
30 #include <dbus/dbus.h>
31 #include <mce/dbus-names.h>
34 #define TYPE_DISPLAY_BLANKING_STATUS_PLUGIN (display_blanking_status_plugin_get_type ())
36 #define DISPLAY_BLANKING_STATUS_PLUGIN(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), \
37 TYPE_DISPLAY_BLANKING_STATUS_PLUGIN, DisplayBlankingStatusPlugin))
39 #define DISPLAY_BLANKING_STATUS_PLUGIN_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), \
40 TYPE_DISPLAY_BLANKING_STATUS_PLUGIN, DisplayBlankingStatusPluginClass))
42 #define IS_DISPLAY_BLANKING_STATUS_PLUGIN(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
43 TYPE_DISPLAY_BLANKING_STATUS_PLUGIN))
45 #define IS_DISPLAY_BLANKING_STATUS_PLUGIN_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), \
46 TYPE_DISPLAY_BLANKING_STATUS_PLUGIN))
48 #define DISPLAY_BLANKING_STATUS_PLUGIN_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), \
49 TYPE_DISPLAY_BLANKING_STATUS_PLUGIN, DisplayBlankingStatusPluginClass))
51 #define STATUS_AREA_DISPLAY_BLANKING_ICON_SIZE 18
53 typedef struct _DisplayBlankingStatusPlugin DisplayBlankingStatusPlugin;
54 typedef struct _DisplayBlankingStatusPluginClass DisplayBlankingStatusPluginClass;
55 typedef struct _DisplayBlankingStatusPluginPrivate DisplayBlankingStatusPluginPrivate;
57 struct _DisplayBlankingStatusPlugin
59 HDStatusMenuItem parent;
61 DisplayBlankingStatusPluginPrivate *priv;
64 struct _DisplayBlankingStatusPluginClass
66 HDStatusMenuItemClass parent;
69 GType display_blanking_status_plugin_get_type (void);
71 #define DISPLAY_BLANKING_STATUS_PLUGIN_GET_PRIVATE(obj) \
72 (G_TYPE_INSTANCE_GET_PRIVATE (obj, \
73 TYPE_DISPLAY_BLANKING_STATUS_PLUGIN, \
74 DisplayBlankingStatusPluginPrivate))
76 #define MODE_GCONF_ROOT "/system/osso/dsm/display"
77 #define MODE_GCONF_KEY MODE_GCONF_ROOT "/inhibit_blank_mode"
79 #define HOURS_GCONF_KEY "/apps/Maemo/sadba/timed_inhibit_hours"
80 #define MINUTES_GCONF_KEY "/apps/Maemo/sadba/timed_inhibit_minutes"
82 #define INHIBIT_MSG_INTERVAL 30 // in seconds
84 #define GETTEXT_DOM "status-area-displayblanking-applet"
85 #define _(str) dgettext (GETTEXT_DOM, (str))
86 #define gettext_noop(str) (str)
87 #define N_(str) gettext_noop(str)
89 // Undocumented blanking modes as reported by David Weinehall from Nokia:
90 // http://www.gossamer-threads.com/lists/maemo/developers/61201#61201
91 #define BLANKING_MODES 5
92 static const char *mode_title[BLANKING_MODES] =
95 N_ ("Both only on battery"),
96 N_ ("Blanking only on battery"),
100 static const char *mode_desc[BLANKING_MODES] =
102 N_ ("Blanking and dimming always enabled"),
103 N_ ("Blanking and dimming enabled only on battery"),
104 N_ ("Always dim, blank only on battery"),
105 N_ ("Blanking and dimming always disabled"),
106 N_ ("Blanking disabled, dimming enabled")
108 static const char *mode_icon_name[BLANKING_MODES] =
110 "display-blanking-icon.0",
111 "display-blanking-icon.1",
112 "display-blanking-icon.2",
113 "display-blanking-icon.3",
114 "display-blanking-icon.4",
116 #define INHIBIT_ICON_NAME "display-blanking-inhibit-icon"
117 #define TIMED_INHIBIT_ICON_NAME "display-blanking-inhibit-icon.timed"
118 #define INHIBIT_STATUS_ICON_NAME "display-blanking-status"
120 struct _DisplayBlankingStatusPluginPrivate
122 DisplayBlankingStatusPlugin* plugin;
123 GConfClient *gconf_client;
124 DBusConnection* dbus_conn;
125 DBusMessage* dbus_msg;
126 GtkWidget *mode_button;
127 GtkWidget *mode_dialog;
128 GtkWidget *inhibit_button;
129 GtkWidget *timed_inhibit_button;
130 GtkWidget *timed_inhibit_dialog;
131 gint inhibit_timer_id; // if == 0
132 gint timed_inhibit_timer_id; // no timer is set
133 // gtk_toggle_button_set_active () triggers the "clicked" signal on the
134 // affected button, since we don't want to process the signal while
135 // changing the "pressed" state (we want just the GUI to change, we use
136 // this flag to ignore the "clicke" signal handler when is TRUE
137 gboolean inhibit_in_signal;
141 HD_DEFINE_PLUGIN_MODULE (DisplayBlankingStatusPlugin,
142 display_blanking_status_plugin, HD_TYPE_STATUS_MENU_ITEM)
145 display_blanking_status_plugin_class_finalize (
146 DisplayBlankingStatusPluginClass *klass)
151 display_blanking_status_plugin_class_init (DisplayBlankingStatusPluginClass *c)
153 g_type_class_add_private (c, sizeof (DisplayBlankingStatusPluginPrivate));
157 update_mode_gui (gint mode, DisplayBlankingStatusPluginPrivate *priv)
159 GtkWidget *icon = gtk_image_new_from_icon_name (mode_icon_name[mode],
160 GTK_ICON_SIZE_DIALOG);
161 gtk_button_set_image (GTK_BUTTON (priv->mode_button), icon);
165 disable_timer (gint *timer_id)
167 g_assert (*timer_id != 0);
168 gboolean ok = g_source_remove (*timer_id);
169 g_assert (ok == TRUE);
174 disable_inhibition (DisplayBlankingStatusPluginPrivate *priv)
176 disable_timer (&(priv->inhibit_timer_id));
177 hd_status_plugin_item_set_status_area_icon (
178 HD_STATUS_PLUGIN_ITEM (priv->plugin), NULL);
182 on_inhibit_timeout (DisplayBlankingStatusPluginPrivate *priv)
184 dbus_bool_t ok = dbus_connection_send (priv->dbus_conn, priv->dbus_msg,
186 g_assert (ok == TRUE);
192 on_timed_inhibit_timeout (DisplayBlankingStatusPluginPrivate *priv)
194 disable_inhibition (priv);
195 disable_timer (&(priv->timed_inhibit_timer_id));
197 priv->inhibit_in_signal = TRUE;
198 gtk_toggle_button_set_active (
199 GTK_TOGGLE_BUTTON (priv->timed_inhibit_button), FALSE);
200 priv->inhibit_in_signal = FALSE;
202 GtkWidget *banner = hildon_banner_show_information (
203 priv->timed_inhibit_button, NULL,
204 _ ("Display blanking inhibition disabled"));
205 hildon_banner_set_timeout (HILDON_BANNER (banner), 5000);
211 enable_inhibition (DisplayBlankingStatusPluginPrivate *priv)
213 g_assert (priv->inhibit_timer_id == 0);
214 priv->inhibit_timer_id = g_timeout_add_seconds (INHIBIT_MSG_INTERVAL,
215 (GSourceFunc) on_inhibit_timeout, priv);
216 g_assert (priv->inhibit_timer_id > 0);
218 GtkIconTheme *icon_theme = gtk_icon_theme_get_default ();
219 GdkPixbuf *pixbuf = gtk_icon_theme_load_icon (icon_theme,
220 INHIBIT_STATUS_ICON_NAME, 18, GTK_ICON_LOOKUP_NO_SVG, NULL);
221 hd_status_plugin_item_set_status_area_icon (
222 HD_STATUS_PLUGIN_ITEM (priv->plugin), pixbuf);
226 on_inhibit_button_clicked (GtkWidget *button,
227 DisplayBlankingStatusPluginPrivate *priv)
229 if (priv->inhibit_in_signal)
232 GtkWidget *parent = gtk_widget_get_ancestor (button, GTK_TYPE_WINDOW);
233 gtk_widget_hide (parent);
235 gboolean self_pressed = gtk_toggle_button_get_active (
236 GTK_TOGGLE_BUTTON (button));
237 gboolean other_pressed = gtk_toggle_button_get_active (
238 GTK_TOGGLE_BUTTON (priv->timed_inhibit_button));
240 if (self_pressed && other_pressed) {
241 g_assert (priv->inhibit_timer_id != 0);
243 disable_timer (&(priv->timed_inhibit_timer_id));
245 priv->inhibit_in_signal = TRUE;
246 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (
247 priv->timed_inhibit_button), FALSE);
248 priv->inhibit_in_signal = FALSE;
250 else if (self_pressed && !other_pressed) {
251 g_assert (priv->timed_inhibit_timer_id == 0);
253 enable_inhibition (priv);
255 else if (!self_pressed) {
256 g_assert (!other_pressed);
257 g_assert (priv->timed_inhibit_timer_id == 0);
259 disable_inhibition (priv);
266 timed_inhibit_picker_new (const gchar* title, gsize current, guint max,
269 g_assert (max < 100);
270 static gchar buffer[3]; // 2 for the number + 1 for \0
272 GtkWidget *selector = hildon_touch_selector_entry_new_text ();
274 for (int i = 0; i*step <= max; i++) {
275 if (i*step == current)
277 hildon_touch_selector_append_text (HILDON_TOUCH_SELECTOR (selector),
278 g_ascii_formatd (buffer, 3, "%.0f", i*step));
280 hildon_gtk_entry_set_input_mode (GTK_ENTRY (
281 hildon_touch_selector_entry_get_entry (
282 HILDON_TOUCH_SELECTOR_ENTRY (selector))),
283 HILDON_GTK_INPUT_MODE_NUMERIC);
285 GtkWidget *picker = hildon_picker_button_new (HILDON_SIZE_FINGER_HEIGHT,
286 HILDON_BUTTON_ARRANGEMENT_VERTICAL);
287 hildon_button_set_title (HILDON_BUTTON (picker), title);
288 hildon_picker_button_set_selector (HILDON_PICKER_BUTTON (picker),
289 HILDON_TOUCH_SELECTOR (selector));
290 hildon_picker_button_set_active (HILDON_PICKER_BUTTON (picker),
292 hildon_button_set_value (HILDON_BUTTON (picker),
293 g_ascii_formatd (buffer, 3, "%.0f", current));
295 g_object_set_data (G_OBJECT (picker), "max", GUINT_TO_POINTER (max));
301 timed_inhibit_picker_get_value (GtkWidget *picker)
303 guint max = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (picker), "max"));
305 return CLAMP (g_ascii_strtod (hildon_button_get_value (
306 HILDON_BUTTON (picker)), NULL), 0, max);
310 timed_inhibit_get_input (DisplayBlankingStatusPluginPrivate *priv)
312 g_assert (priv->timed_inhibit_dialog == NULL);
313 priv->timed_inhibit_dialog = gtk_dialog_new_with_buttons (
314 _ ("Inhibit display blanking for..."), NULL, GTK_DIALOG_MODAL,
315 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
316 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, NULL);
318 GtkWidget *h_picker = timed_inhibit_picker_new (_ ("Hours"),
319 gconf_client_get_int (priv->gconf_client, HOURS_GCONF_KEY, NULL),
321 GtkWidget *m_picker = timed_inhibit_picker_new (_ ("Minutes"),
322 gconf_client_get_int (priv->gconf_client, MINUTES_GCONF_KEY, NULL),
325 GtkWidget *hbox = gtk_hbox_new (FALSE, 0);
326 g_assert (hbox != NULL);
328 gtk_container_add (GTK_CONTAINER (hbox), h_picker);
329 gtk_container_add (GTK_CONTAINER (hbox), m_picker);
331 GtkWidget *content_area = gtk_dialog_get_content_area (
332 GTK_DIALOG (priv->timed_inhibit_dialog));
333 gtk_container_add (GTK_CONTAINER (content_area), hbox);
335 gtk_widget_show_all (priv->timed_inhibit_dialog);
337 gint result = gtk_dialog_run (GTK_DIALOG (priv->timed_inhibit_dialog));
340 if (result == GTK_RESPONSE_ACCEPT) {
341 gint hours = timed_inhibit_picker_get_value (h_picker);
342 gint mins = timed_inhibit_picker_get_value (m_picker);
345 gconf_client_set_int (priv->gconf_client, HOURS_GCONF_KEY, hours, &e);
346 g_assert (e == NULL);
347 gconf_client_set_int (priv->gconf_client, MINUTES_GCONF_KEY, mins, &e);
348 g_assert (e == NULL);
350 timeout = hours*3600 + mins*60;
353 gtk_widget_destroy (priv->timed_inhibit_dialog);
354 priv->timed_inhibit_dialog = NULL;
360 on_timed_inhibit_button_clicked (GtkWidget *button,
361 DisplayBlankingStatusPluginPrivate *priv)
363 if (priv->inhibit_in_signal)
366 GtkWidget *parent = gtk_widget_get_ancestor (GTK_WIDGET (priv->mode_button),
368 gtk_widget_hide (parent);
370 gboolean self_pressed = gtk_toggle_button_get_active (
371 GTK_TOGGLE_BUTTON (button));
372 gboolean other_pressed = gtk_toggle_button_get_active (
373 GTK_TOGGLE_BUTTON (priv->inhibit_button));
376 g_assert (priv->timed_inhibit_timer_id == 0);
378 g_assert (priv->inhibit_timer_id != 0);
380 guint timeout = timed_inhibit_get_input (priv);
383 priv->inhibit_in_signal = TRUE;
384 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (
385 priv->inhibit_button), FALSE);
386 priv->inhibit_in_signal = FALSE;
389 enable_inhibition (priv);
391 priv->timed_inhibit_timer_id = g_timeout_add_seconds (timeout,
392 (GSourceFunc) on_timed_inhibit_timeout, priv);
393 g_assert (priv->timed_inhibit_timer_id > 0);
396 priv->inhibit_in_signal = TRUE;
397 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (
398 priv->timed_inhibit_button), FALSE);
399 priv->inhibit_in_signal = FALSE;
402 else { // !self_pressed
403 g_assert (!other_pressed);
405 disable_inhibition (priv);
406 disable_timer (&(priv->timed_inhibit_timer_id));
411 on_mode_dialog_button_clicked (GtkWidget *button, GtkDialog *dialog)
413 const gchar *title = hildon_button_get_title (HILDON_BUTTON (button));
415 gint *mode = (gint *) g_object_get_data (G_OBJECT (dialog), "mode");
416 g_assert (mode != NULL);
418 for (*mode = 0; *mode < BLANKING_MODES; (*mode)++) {
419 if (strcmp (title, mode_title[*mode]) == 0)
422 g_assert (*mode < BLANKING_MODES);
424 gtk_dialog_response (dialog, GTK_RESPONSE_OK);
428 mode_get_input (DisplayBlankingStatusPluginPrivate *priv)
430 g_assert (priv->mode_dialog == NULL);
431 priv->mode_dialog = gtk_dialog_new ();
432 gtk_window_set_modal (GTK_WINDOW (priv->mode_dialog), TRUE);
433 gtk_window_set_title (GTK_WINDOW (priv->mode_dialog),
434 _ ("Select display blanking mode"));
436 GtkWidget *pan_area = hildon_pannable_area_new ();
437 g_assert (pan_area != NULL);
439 GtkWidget *vbox = gtk_vbox_new (FALSE, 0);
440 g_assert (vbox != NULL);
442 hildon_pannable_area_add_with_viewport (HILDON_PANNABLE_AREA (pan_area),
444 GtkWidget *content_area = gtk_dialog_get_content_area (
445 GTK_DIALOG (priv->mode_dialog));
446 gtk_box_pack_start (GTK_BOX (content_area), pan_area, TRUE, TRUE, 0);
448 gtk_widget_set_size_request (pan_area, -1, MIN (350, BLANKING_MODES * 70));
450 gint mode = BLANKING_MODES;
451 for (int i = 0; i < BLANKING_MODES; i++) {
453 hildon_button_new_with_text (HILDON_SIZE_FINGER_HEIGHT,
454 HILDON_BUTTON_ARRANGEMENT_VERTICAL, _ (mode_title[i]),
456 hildon_button_set_style (HILDON_BUTTON (button),
457 HILDON_BUTTON_STYLE_PICKER);
458 GtkWidget *icon = gtk_image_new_from_icon_name (mode_icon_name[i],
459 GTK_ICON_SIZE_DIALOG);
460 hildon_button_set_image (HILDON_BUTTON (button), icon);
461 gtk_button_set_alignment (GTK_BUTTON (button), 0.0f, 0.5f);
462 gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
463 g_signal_connect (button, "clicked",
464 G_CALLBACK (on_mode_dialog_button_clicked), priv->mode_dialog);
467 g_object_set_data (G_OBJECT (priv->mode_dialog), "mode", &mode);
468 gtk_widget_show_all (priv->mode_dialog);
469 gtk_dialog_run (GTK_DIALOG (priv->mode_dialog));
471 gtk_widget_destroy (priv->mode_dialog);
472 priv->mode_dialog = NULL;
478 on_mode_button_clicked (GtkWidget *button,
479 DisplayBlankingStatusPluginPrivate *priv)
481 GtkWidget *parent = gtk_widget_get_ancestor (GTK_WIDGET (priv->mode_button),
483 gtk_widget_hide (parent);
485 gint mode = mode_get_input (priv);
487 if (mode != BLANKING_MODES) {
488 // will trigger the gconf notify signal
489 GError *error = NULL;
490 gconf_client_set_int (priv->gconf_client, MODE_GCONF_KEY, mode, &error);
491 g_assert (error == NULL);
496 on_gconf_notify (GConfClient* client, guint cnxn_id, GConfEntry* entry,
497 DisplayBlankingStatusPluginPrivate* priv)
499 const gchar* key = gconf_entry_get_key (entry);
500 g_assert (key != NULL);
502 // Ignore notification about keys we don't care about
503 if (strcmp (key, MODE_GCONF_KEY) != 0)
506 const GConfValue* value = gconf_entry_get_value (entry);
507 g_assert (value != NULL);
508 g_assert (GCONF_VALUE_TYPE_VALID (value->type));
509 g_assert (value->type == GCONF_VALUE_INT);
511 gint mode = gconf_value_get_int (value);
512 update_mode_gui (mode, priv);
516 init_gconf (DisplayBlankingStatusPluginPrivate *priv)
518 GError* error = NULL;
520 priv->gconf_client = gconf_client_get_default ();
521 g_assert (GCONF_IS_CLIENT (priv->gconf_client));
523 gconf_client_add_dir (priv->gconf_client, MODE_GCONF_ROOT,
524 GCONF_CLIENT_PRELOAD_NONE, &error);
525 g_assert (error == NULL);
527 gconf_client_notify_add (priv->gconf_client, MODE_GCONF_KEY,
528 (GConfClientNotifyFunc) &on_gconf_notify, priv, NULL, &error);
529 g_assert (error == NULL);
533 init_dbus (DisplayBlankingStatusPluginPrivate *priv)
536 dbus_error_init (&error);
538 priv->dbus_conn = dbus_bus_get (DBUS_BUS_SYSTEM, &error);
539 g_assert (!dbus_error_is_set (&error));
540 g_assert (priv->dbus_conn != NULL);
542 priv->dbus_msg = dbus_message_new_method_call (MCE_SERVICE,
543 MCE_REQUEST_PATH, MCE_REQUEST_IF, MCE_PREVENT_BLANK_REQ);
544 g_assert (priv->dbus_msg != NULL);
545 dbus_message_set_no_reply (priv->dbus_msg, TRUE);
549 init_mode_gui (DisplayBlankingStatusPluginPrivate *priv)
551 priv->mode_dialog = NULL;
552 priv->mode_button = hildon_gtk_button_new (HILDON_SIZE_FINGER_HEIGHT |
553 HILDON_SIZE_AUTO_WIDTH);
555 GError* error = NULL;
556 gint mode = gconf_client_get_int (priv->gconf_client, MODE_GCONF_KEY,
558 g_assert (error == NULL);
559 update_mode_gui (mode, priv);
561 g_signal_connect (priv->mode_button, "clicked",
562 G_CALLBACK (on_mode_button_clicked), priv);
566 inhibit_button_new (const gchar *icon_name,
567 void (*cb) (GtkWidget *, DisplayBlankingStatusPluginPrivate *),
571 GtkWidget *b = hildon_gtk_toggle_button_new (HILDON_SIZE_FINGER_HEIGHT |
572 HILDON_SIZE_AUTO_WIDTH);
573 gtk_toggle_button_set_mode (GTK_TOGGLE_BUTTON (b), FALSE);
574 GtkWidget *icon = gtk_image_new_from_icon_name (icon_name,
575 GTK_ICON_SIZE_DIALOG);
576 gtk_button_set_image (GTK_BUTTON (b), icon);
577 g_signal_connect (b, "clicked", G_CALLBACK (cb), cb_data);
583 init_inhibit_gui (DisplayBlankingStatusPluginPrivate *priv)
585 priv->inhibit_in_signal = FALSE;
587 priv->inhibit_timer_id = 0;
588 priv->timed_inhibit_timer_id = 0;
590 priv->inhibit_button = inhibit_button_new (INHIBIT_ICON_NAME,
591 on_inhibit_button_clicked, priv);
593 priv->timed_inhibit_button = inhibit_button_new (
594 TIMED_INHIBIT_ICON_NAME, on_timed_inhibit_button_clicked, priv);
598 display_blanking_status_plugin_init (DisplayBlankingStatusPlugin *plugin)
600 DisplayBlankingStatusPluginPrivate *priv;
602 priv = DISPLAY_BLANKING_STATUS_PLUGIN_GET_PRIVATE (plugin);
604 priv->plugin = plugin;
608 init_mode_gui (priv);
609 init_inhibit_gui (priv);
611 GtkWidget *hbbox = gtk_hbutton_box_new ();
612 g_assert (hbbox != NULL);
614 gtk_container_add (GTK_CONTAINER (hbbox), priv->mode_button);
615 gtk_container_add (GTK_CONTAINER (hbbox), priv->inhibit_button);
616 gtk_container_add (GTK_CONTAINER (hbbox), priv->timed_inhibit_button);
618 gtk_container_add (GTK_CONTAINER (plugin), hbbox);
620 gtk_widget_show_all (GTK_WIDGET (plugin));