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 gettext_noop(str) (str)
87 // Undocumented blanking modes as reported by David Weinehall from Nokia:
88 // http://www.gossamer-threads.com/lists/maemo/developers/61201#61201
89 #define BLANKING_MODES 5
90 static const char *_DisplayBlankingDescription[BLANKING_MODES] =
92 gettext_noop ("Both enabled"),
93 gettext_noop ("Both only on battery"),
94 gettext_noop ("Blanking only on battery"),
95 gettext_noop ("Both disabled"),
96 gettext_noop ("Only dimming")
98 static const char *mode_icon_name[BLANKING_MODES] =
100 "display-blanking-icon.0",
101 "display-blanking-icon.1",
102 "display-blanking-icon.2",
103 "display-blanking-icon.3",
104 "display-blanking-icon.4",
106 #define INHIBIT_ICON_NAME "display-blanking-inhibit-icon"
107 #define TIMED_INHIBIT_ICON_NAME "display-blanking-inhibit-icon.timed"
109 struct _DisplayBlankingStatusPluginPrivate
111 GConfClient *gconf_client;
112 DBusConnection* dbus_conn;
113 DBusMessage* dbus_msg;
114 GtkWidget *mode_button;
115 GtkWidget *mode_dialog;
116 GtkWidget *inhibit_button;
117 GtkWidget *timed_inhibit_button;
118 GtkWidget *timed_inhibit_dialog;
119 gint inhibit_timer_id; // if == 0
120 gint timed_inhibit_timer_id; // no timer is set
121 // gtk_toggle_button_set_active () triggers the "clicked" signal on the
122 // affected button, since we don't want to process the signal while
123 // changing the "pressed" state (we want just the GUI to change, we use
124 // this flag to ignore the "clicke" signal handler when is TRUE
125 gboolean inhibit_in_signal;
129 HD_DEFINE_PLUGIN_MODULE (DisplayBlankingStatusPlugin,
130 display_blanking_status_plugin, HD_TYPE_STATUS_MENU_ITEM)
133 display_blanking_status_plugin_class_finalize (
134 DisplayBlankingStatusPluginClass *klass)
139 display_blanking_status_plugin_class_init (DisplayBlankingStatusPluginClass *c)
141 g_type_class_add_private (c, sizeof (DisplayBlankingStatusPluginPrivate));
145 update_mode_gui (gint mode, DisplayBlankingStatusPluginPrivate *priv)
147 GtkWidget *icon = gtk_image_new_from_icon_name (mode_icon_name[mode],
148 GTK_ICON_SIZE_DIALOG);
149 gtk_button_set_image (GTK_BUTTON (priv->mode_button), icon);
153 disable_timer (gint *timer_id)
155 g_assert (*timer_id != 0);
156 gboolean ok = g_source_remove (*timer_id);
157 g_assert (ok == TRUE);
162 on_inhibit_timeout (DisplayBlankingStatusPluginPrivate *priv)
164 dbus_bool_t ok = dbus_connection_send (priv->dbus_conn, priv->dbus_msg,
166 g_assert (ok == TRUE);
172 on_timed_inhibit_timeout (DisplayBlankingStatusPluginPrivate *priv)
174 disable_timer (&(priv->inhibit_timer_id));
175 disable_timer (&(priv->timed_inhibit_timer_id));
177 priv->inhibit_in_signal = TRUE;
178 gtk_toggle_button_set_active (
179 GTK_TOGGLE_BUTTON (priv->timed_inhibit_button), FALSE);
180 priv->inhibit_in_signal = FALSE;
182 GtkWidget *banner = hildon_banner_show_information (
183 priv->timed_inhibit_button, NULL,
184 dgettext (GETTEXT_DOM, "Display blanking inhibition disabled"));
185 hildon_banner_set_timeout (HILDON_BANNER (banner), 5000);
191 enable_inhibit_timer (DisplayBlankingStatusPluginPrivate *priv)
193 g_assert (priv->inhibit_timer_id == 0);
194 priv->inhibit_timer_id = g_timeout_add_seconds (INHIBIT_MSG_INTERVAL,
195 (GSourceFunc) on_inhibit_timeout, priv);
196 g_assert (priv->inhibit_timer_id > 0);
200 on_inhibit_button_clicked (GtkWidget *button,
201 DisplayBlankingStatusPluginPrivate *priv)
203 if (priv->inhibit_in_signal)
206 GtkWidget *parent = gtk_widget_get_ancestor (button, GTK_TYPE_WINDOW);
207 gtk_widget_hide (parent);
209 gboolean self_pressed = gtk_toggle_button_get_active (
210 GTK_TOGGLE_BUTTON (button));
211 gboolean other_pressed = gtk_toggle_button_get_active (
212 GTK_TOGGLE_BUTTON (priv->timed_inhibit_button));
214 if (self_pressed && other_pressed) {
215 g_assert (priv->inhibit_timer_id != 0);
217 disable_timer (&(priv->timed_inhibit_timer_id));
219 priv->inhibit_in_signal = TRUE;
220 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (
221 priv->timed_inhibit_button), FALSE);
222 priv->inhibit_in_signal = FALSE;
224 else if (self_pressed && !other_pressed) {
225 g_assert (priv->timed_inhibit_timer_id == 0);
227 enable_inhibit_timer (priv);
229 else if (!self_pressed) {
230 g_assert (!other_pressed);
231 g_assert (priv->timed_inhibit_timer_id == 0);
233 disable_timer (&(priv->inhibit_timer_id));
240 timed_inhibit_picker_new (const gchar* title, gsize current, guint max,
243 g_assert (max < 100);
244 static gchar buffer[3]; // 2 for the number + 1 for \0
246 GtkWidget *selector = hildon_touch_selector_entry_new_text ();
248 for (int i = 0; i*step <= max; i++) {
249 if (i*step == current)
251 hildon_touch_selector_append_text (HILDON_TOUCH_SELECTOR (selector),
252 g_ascii_formatd (buffer, 3, "%.0f", i*step));
254 hildon_gtk_entry_set_input_mode (GTK_ENTRY (
255 hildon_touch_selector_entry_get_entry (
256 HILDON_TOUCH_SELECTOR_ENTRY (selector))),
257 HILDON_GTK_INPUT_MODE_NUMERIC);
259 GtkWidget *picker = hildon_picker_button_new (HILDON_SIZE_FINGER_HEIGHT,
260 HILDON_BUTTON_ARRANGEMENT_VERTICAL);
261 hildon_button_set_title (HILDON_BUTTON (picker), title);
262 hildon_picker_button_set_selector (HILDON_PICKER_BUTTON (picker),
263 HILDON_TOUCH_SELECTOR (selector));
264 hildon_picker_button_set_active (HILDON_PICKER_BUTTON (picker),
266 hildon_button_set_value (HILDON_BUTTON (picker),
267 g_ascii_formatd (buffer, 3, "%.0f", current));
269 g_object_set_data (G_OBJECT (picker), "max", GUINT_TO_POINTER (max));
275 timed_inhibit_picker_get_value (GtkWidget *picker)
277 guint max = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (picker), "max"));
279 return CLAMP (g_ascii_strtod (hildon_button_get_value (
280 HILDON_BUTTON (picker)), NULL), 0, max);
284 timed_inhibit_get_input (DisplayBlankingStatusPluginPrivate *priv)
286 g_assert (priv->timed_inhibit_dialog == NULL);
287 priv->timed_inhibit_dialog = gtk_dialog_new_with_buttons (
288 dgettext (GETTEXT_DOM, "Inhibit display blanking for..."), NULL,
289 GTK_DIALOG_MODAL, GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
290 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, NULL);
292 GtkWidget *h_picker = timed_inhibit_picker_new (
293 dgettext (GETTEXT_DOM, "Hours"),
294 gconf_client_get_int (priv->gconf_client, HOURS_GCONF_KEY, NULL),
296 GtkWidget *m_picker = timed_inhibit_picker_new (
297 dgettext (GETTEXT_DOM, "Minutes"),
298 gconf_client_get_int (priv->gconf_client, MINUTES_GCONF_KEY, NULL),
301 GtkWidget *hbox = gtk_hbox_new (FALSE, 0);
302 g_assert (hbox != NULL);
304 gtk_container_add (GTK_CONTAINER (hbox), h_picker);
305 gtk_container_add (GTK_CONTAINER (hbox), m_picker);
307 GtkWidget *content_area = gtk_dialog_get_content_area (
308 GTK_DIALOG (priv->timed_inhibit_dialog));
309 gtk_container_add (GTK_CONTAINER (content_area), hbox);
311 gtk_widget_show_all (priv->timed_inhibit_dialog);
313 gint result = gtk_dialog_run (GTK_DIALOG (priv->timed_inhibit_dialog));
316 if (result == GTK_RESPONSE_ACCEPT) {
317 gint hours = timed_inhibit_picker_get_value (h_picker);
318 gint mins = timed_inhibit_picker_get_value (m_picker);
321 gconf_client_set_int (priv->gconf_client, HOURS_GCONF_KEY, hours, &e);
322 g_assert (e == NULL);
323 gconf_client_set_int (priv->gconf_client, MINUTES_GCONF_KEY, mins, &e);
324 g_assert (e == NULL);
326 timeout = hours*3600 + mins*60;
329 gtk_widget_destroy (priv->timed_inhibit_dialog);
330 priv->timed_inhibit_dialog = NULL;
336 on_timed_inhibit_button_clicked (GtkWidget *button,
337 DisplayBlankingStatusPluginPrivate *priv)
339 if (priv->inhibit_in_signal)
342 GtkWidget *parent = gtk_widget_get_ancestor (GTK_WIDGET (priv->mode_button),
344 gtk_widget_hide (parent);
346 gboolean self_pressed = gtk_toggle_button_get_active (
347 GTK_TOGGLE_BUTTON (button));
348 gboolean other_pressed = gtk_toggle_button_get_active (
349 GTK_TOGGLE_BUTTON (priv->inhibit_button));
352 g_assert (priv->timed_inhibit_timer_id == 0);
354 g_assert (priv->inhibit_timer_id != 0);
356 guint timeout = timed_inhibit_get_input (priv);
359 priv->inhibit_in_signal = TRUE;
360 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (
361 priv->inhibit_button), FALSE);
362 priv->inhibit_in_signal = FALSE;
365 enable_inhibit_timer (priv);
367 priv->timed_inhibit_timer_id = g_timeout_add_seconds (timeout,
368 (GSourceFunc) on_timed_inhibit_timeout, priv);
369 g_assert (priv->timed_inhibit_timer_id > 0);
372 priv->inhibit_in_signal = TRUE;
373 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (
374 priv->timed_inhibit_button), FALSE);
375 priv->inhibit_in_signal = FALSE;
378 else { // !self_pressed
379 g_assert (!other_pressed);
381 disable_timer (&(priv->inhibit_timer_id));
382 disable_timer (&(priv->timed_inhibit_timer_id));
387 on_mode_dialog_button_clicked (GtkWidget *button, GtkDialog *dialog)
389 const gchar *title = hildon_button_get_title (HILDON_BUTTON (button));
391 gint *mode = (gint *) g_object_get_data (G_OBJECT(dialog), "mode");
392 g_assert (mode != NULL);
394 for (*mode = 0; *mode < BLANKING_MODES; (*mode)++) {
395 if (strcmp (title, _DisplayBlankingDescription[*mode]) == 0)
398 g_assert (*mode < BLANKING_MODES);
400 gtk_dialog_response (dialog, GTK_RESPONSE_OK);
404 mode_get_input (DisplayBlankingStatusPluginPrivate *priv)
406 g_assert (priv->mode_dialog == NULL);
407 priv->mode_dialog = gtk_dialog_new ();
408 gtk_window_set_modal (GTK_WINDOW (priv->mode_dialog), TRUE);
409 gtk_window_set_title (GTK_WINDOW (priv->mode_dialog),
410 dgettext (GETTEXT_DOM, "Select display blanking mode"));
412 GtkWidget *pan_area = hildon_pannable_area_new ();
413 g_assert (pan_area != NULL);
415 GtkWidget *vbox = gtk_vbox_new (FALSE, 0);
416 g_assert (vbox != NULL);
418 hildon_pannable_area_add_with_viewport (HILDON_PANNABLE_AREA (pan_area),
420 GtkWidget *content_area = gtk_dialog_get_content_area (
421 GTK_DIALOG (priv->mode_dialog));
422 gtk_box_pack_start (GTK_BOX (content_area), pan_area, TRUE, TRUE, 0);
424 gtk_widget_set_size_request (pan_area, -1, MIN (350, BLANKING_MODES * 70));
426 gint mode = BLANKING_MODES;
427 for (int i = 0; i < BLANKING_MODES; i++) {
429 hildon_button_new_with_text (HILDON_SIZE_FINGER_HEIGHT,
430 HILDON_BUTTON_ARRANGEMENT_VERTICAL,
431 dgettext (GETTEXT_DOM, (_DisplayBlankingDescription[i])),
433 hildon_button_set_style (HILDON_BUTTON (button),
434 HILDON_BUTTON_STYLE_PICKER);
435 GtkWidget *icon = gtk_image_new_from_icon_name (mode_icon_name[i],
436 GTK_ICON_SIZE_DIALOG);
437 hildon_button_set_image (HILDON_BUTTON (button), icon);
438 gtk_button_set_alignment (GTK_BUTTON (button), 0.0f, 0.5f);
439 gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
440 g_signal_connect (button, "clicked",
441 G_CALLBACK (on_mode_dialog_button_clicked), priv->mode_dialog);
444 g_object_set_data (G_OBJECT (priv->mode_dialog), "mode", &mode);
445 gtk_widget_show_all (priv->mode_dialog);
446 gtk_dialog_run (GTK_DIALOG (priv->mode_dialog));
448 gtk_widget_destroy (priv->mode_dialog);
449 priv->mode_dialog = NULL;
455 on_mode_button_clicked (GtkWidget *button,
456 DisplayBlankingStatusPluginPrivate *priv)
458 GtkWidget *parent = gtk_widget_get_ancestor (GTK_WIDGET (priv->mode_button),
460 gtk_widget_hide (parent);
462 gint mode = mode_get_input (priv);
464 if (mode != BLANKING_MODES) {
465 // will trigger the gconf notify signal
466 GError *error = NULL;
467 gconf_client_set_int (priv->gconf_client, MODE_GCONF_KEY, mode, &error);
468 g_assert (error == NULL);
473 on_gconf_notify (GConfClient* client, guint cnxn_id, GConfEntry* entry,
474 DisplayBlankingStatusPluginPrivate* priv)
476 const gchar* key = gconf_entry_get_key (entry);
477 g_assert (key != NULL);
479 // Ignore notification about keys we don't care about
480 if (strcmp (key, MODE_GCONF_KEY) != 0)
483 const GConfValue* value = gconf_entry_get_value (entry);
484 g_assert (value != NULL);
485 g_assert (GCONF_VALUE_TYPE_VALID (value->type));
486 g_assert (value->type == GCONF_VALUE_INT);
488 gint mode = gconf_value_get_int (value);
489 update_mode_gui (mode, priv);
493 init_gconf (DisplayBlankingStatusPluginPrivate *priv)
495 GError* error = NULL;
497 priv->gconf_client = gconf_client_get_default ();
498 g_assert (GCONF_IS_CLIENT (priv->gconf_client));
500 gconf_client_add_dir (priv->gconf_client, MODE_GCONF_ROOT,
501 GCONF_CLIENT_PRELOAD_NONE, &error);
502 g_assert (error == NULL);
504 gconf_client_notify_add (priv->gconf_client, MODE_GCONF_KEY,
505 (GConfClientNotifyFunc) &on_gconf_notify, priv, NULL, &error);
506 g_assert (error == NULL);
510 init_dbus (DisplayBlankingStatusPluginPrivate *priv)
513 dbus_error_init (&error);
515 priv->dbus_conn = dbus_bus_get (DBUS_BUS_SYSTEM, &error);
516 g_assert (!dbus_error_is_set (&error));
517 g_assert (priv->dbus_conn != NULL);
519 priv->dbus_msg = dbus_message_new_method_call (MCE_SERVICE,
520 MCE_REQUEST_PATH, MCE_REQUEST_IF, MCE_PREVENT_BLANK_REQ);
521 g_assert (priv->dbus_msg != NULL);
522 dbus_message_set_no_reply (priv->dbus_msg, TRUE);
526 init_mode_gui (DisplayBlankingStatusPluginPrivate *priv)
528 priv->mode_dialog = NULL;
529 priv->mode_button = hildon_gtk_button_new (HILDON_SIZE_FINGER_HEIGHT |
530 HILDON_SIZE_AUTO_WIDTH);
532 GError* error = NULL;
533 gint mode = gconf_client_get_int (priv->gconf_client, MODE_GCONF_KEY,
535 g_assert (error == NULL);
536 update_mode_gui (mode, priv);
538 g_signal_connect (priv->mode_button, "clicked",
539 G_CALLBACK (on_mode_button_clicked), priv);
543 inhibit_button_new (const gchar *icon_name,
544 void (*cb) (GtkWidget *, DisplayBlankingStatusPluginPrivate *),
548 GtkWidget *b = hildon_gtk_toggle_button_new (HILDON_SIZE_FINGER_HEIGHT |
549 HILDON_SIZE_AUTO_WIDTH);
550 gtk_toggle_button_set_mode (GTK_TOGGLE_BUTTON(b), FALSE);
551 GtkWidget *icon = gtk_image_new_from_icon_name (icon_name,
552 GTK_ICON_SIZE_DIALOG);
553 gtk_button_set_image (GTK_BUTTON (b), icon);
554 g_signal_connect (b, "clicked", G_CALLBACK (cb), cb_data);
560 init_inhibit_gui (DisplayBlankingStatusPluginPrivate *priv)
562 priv->inhibit_in_signal = FALSE;
564 priv->inhibit_timer_id = 0;
565 priv->timed_inhibit_timer_id = 0;
567 priv->inhibit_button = inhibit_button_new (INHIBIT_ICON_NAME,
568 on_inhibit_button_clicked, priv);
570 priv->timed_inhibit_button = inhibit_button_new (
571 TIMED_INHIBIT_ICON_NAME, on_timed_inhibit_button_clicked, priv);
575 display_blanking_status_plugin_init (DisplayBlankingStatusPlugin *plugin)
577 DisplayBlankingStatusPluginPrivate *priv;
579 priv = DISPLAY_BLANKING_STATUS_PLUGIN_GET_PRIVATE (plugin);
584 init_mode_gui (priv);
585 init_inhibit_gui (priv);
587 GtkWidget *hbbox = gtk_hbutton_box_new ();
588 g_assert (hbbox != NULL);
590 gtk_container_add (GTK_CONTAINER (hbbox), priv->mode_button);
591 gtk_container_add (GTK_CONTAINER (hbbox), priv->inhibit_button);
592 gtk_container_add (GTK_CONTAINER (hbbox), priv->timed_inhibit_button);
594 gtk_container_add (GTK_CONTAINER (plugin), hbbox);
596 gtk_widget_show_all (GTK_WIDGET (plugin));