src/bin/e_screensaver.c

   1 #include "e.h"
   2
   3 static Ecore_Event_Handler *_e_screensaver_handler_config_mode = NULL;
   4 static Ecore_Event_Handler *_e_screensaver_handler_screensaver_notify = NULL;
   5 static Ecore_Event_Handler *_e_screensaver_handler_border_fullscreen = NULL;
   6 static Ecore_Event_Handler *_e_screensaver_handler_border_unfullscreen = NULL;
   7 static Ecore_Event_Handler *_e_screensaver_handler_border_remove = NULL;
   8 static Ecore_Event_Handler *_e_screensaver_handler_border_iconify = NULL;
   9 static Ecore_Event_Handler *_e_screensaver_handler_border_uniconify = NULL;
  10 static Ecore_Event_Handler *_e_screensaver_handler_border_desk_set = NULL;
  11 static Ecore_Event_Handler *_e_screensaver_handler_desk_show = NULL;
  12 static Ecore_Event_Handler *_e_screensaver_handler_powersave = NULL;
  13 static E_Dialog *_e_screensaver_ask_presentation_dia = NULL;
  14 static int _e_screensaver_ask_presentation_count = 0;
  15
  16 static int _e_screensaver_timeout = 0;
  17 static int _e_screensaver_interval = 0;
  18 static int _e_screensaver_blanking = 0;
  19 static int _e_screensaver_expose = 0;
  20
  21 static Ecore_Timer *_e_screensaver_suspend_timer = NULL;
  22 static Eina_Bool _e_screensaver_on = EINA_FALSE;
  23
  24 EAPI void
  25 e_screensaver_update(void)
  26 {
  27    int timeout = 0, interval = 0, blanking = 0, expose = 0;
  28    int count = (1 + _e_screensaver_ask_presentation_count);
  29    Eina_Bool changed = EINA_FALSE;
  30
  31    if ((e_config->screensaver_enable) && (!e_config->mode.presentation) &&
  32        (!e_util_fullscreen_curreny_any()))
  33      timeout = e_config->screensaver_timeout * count;
  34
  35    interval = e_config->screensaver_interval;
  36    blanking = e_config->screensaver_blanking;
  37    expose = e_config->screensaver_expose;
  38
  39    if (_e_screensaver_timeout != timeout)
  40      {
  41         _e_screensaver_timeout = timeout;
  42         changed = EINA_TRUE;
  43      }
  44    if (_e_screensaver_interval != interval)
  45      {
  46         _e_screensaver_interval = interval;
  47         changed = EINA_TRUE;
  48      }
  49    if (_e_screensaver_blanking != blanking)
  50      {
  51         _e_screensaver_blanking = blanking;
  52         changed = EINA_TRUE;
  53      }
  54    if (_e_screensaver_expose != expose)
  55      {
  56         _e_screensaver_expose = expose;
  57         changed = EINA_TRUE;
  58      }
  59
  60    if (changed) ecore_x_screensaver_set(timeout, interval, blanking, expose);
  61 }
  62
  63 EAPI void
  64 e_screensaver_force_update(void)
  65 {
  66    int timeout = 0, count = (1 + _e_screensaver_ask_presentation_count);
  67
  68    if ((e_config->screensaver_enable) && (!e_config->mode.presentation) &&
  69        (!e_util_fullscreen_curreny_any()))
  70      timeout = e_config->screensaver_timeout * count;
  71    ecore_x_screensaver_set(timeout + 10,
  72                            e_config->screensaver_interval + 10,
  73                            !e_config->screensaver_blanking,
  74                            !e_config->screensaver_expose);
  75    ecore_x_screensaver_set(timeout,
  76                            e_config->screensaver_interval,
  77                            e_config->screensaver_blanking,
  78                            e_config->screensaver_expose);
  79 }
  80
  81 static Eina_Bool
  82 _e_screensaver_handler_config_mode_cb(void *data __UNUSED__, int type __UNUSED__, void *event __UNUSED__)
  83 {
  84    e_screensaver_update();
  85    return ECORE_CALLBACK_PASS_ON;
  86 }
  87
  88 static void
  89 _e_screensaver_ask_presentation_del(void *data)
  90 {
  91    if (_e_screensaver_ask_presentation_dia == data)
  92      _e_screensaver_ask_presentation_dia = NULL;
  93 }
  94
  95 static void
  96 _e_screensaver_ask_presentation_yes(void *data __UNUSED__, E_Dialog *dia)
  97 {
  98    e_config->mode.presentation = 1;
  99    e_config_mode_changed();
 100    e_config_save_queue();
 101    e_object_del(E_OBJECT(dia));
 102    _e_screensaver_ask_presentation_count = 0;
 103 }
 104
 105 static void
 106 _e_screensaver_ask_presentation_no(void *data __UNUSED__, E_Dialog *dia)
 107 {
 108    e_object_del(E_OBJECT(dia));
 109    _e_screensaver_ask_presentation_count = 0;
 110 }
 111
 112 static void
 113 _e_screensaver_ask_presentation_no_increase(void *data __UNUSED__, E_Dialog *dia)
 114 {
 115    _e_screensaver_ask_presentation_count++;
 116    e_screensaver_update();
 117    e_object_del(E_OBJECT(dia));
 118 }
 119
 120 static void
 121 _e_screensaver_ask_presentation_no_forever(void *data __UNUSED__, E_Dialog *dia)
 122 {
 123    e_config->screensaver_ask_presentation = 0;
 124    e_config_save_queue();
 125    e_object_del(E_OBJECT(dia));
 126    _e_screensaver_ask_presentation_count = 0;
 127 }
 128
 129 static void
 130 _e_screensaver_ask_presentation_key_down(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event)
 131 {
 132    Evas_Event_Key_Down *ev = event;
 133    E_Dialog *dia = data;
 134
 135    if (strcmp(ev->keyname, "Return") == 0)
 136      _e_screensaver_ask_presentation_yes(NULL, dia);
 137    else if (strcmp(ev->keyname, "Escape") == 0)
 138      _e_screensaver_ask_presentation_no(NULL, dia);
 139 }
 140
 141 static void
 142 _e_screensaver_ask_presentation_mode(void)
 143 {
 144    E_Manager *man;
 145    E_Container *con;
 146    E_Dialog *dia;
 147
 148    if (_e_screensaver_ask_presentation_dia) return;
 149
 150    if (!(man = e_manager_current_get())) return;
 151    if (!(con = e_container_current_get(man))) return;
 152    if (!(dia = e_dialog_new(con, "E", "_screensaver_ask_presentation"))) return;
 153
 154    e_dialog_title_set(dia, _("Activate Presentation Mode?"));
 155    e_dialog_icon_set(dia, "dialog-ask", 64);
 156    e_dialog_text_set(dia,
 157                      _("You disabled screensaver too fast.<br><br>"
 158                        "Would you like to enable <b>presentation</b> mode and "
 159                        "temporarily disable screen saver, lock and power saving?"));
 160
 161    e_object_del_attach_func_set(E_OBJECT(dia),
 162                                 _e_screensaver_ask_presentation_del);
 163    e_dialog_button_add(dia, _("Yes"), NULL,
 164                        _e_screensaver_ask_presentation_yes, NULL);
 165    e_dialog_button_add(dia, _("No"), NULL,
 166                        _e_screensaver_ask_presentation_no, NULL);
 167    e_dialog_button_add(dia, _("No, but increase timeout"), NULL,
 168                        _e_screensaver_ask_presentation_no_increase, NULL);
 169    e_dialog_button_add(dia, _("No, and stop asking"), NULL,
 170                        _e_screensaver_ask_presentation_no_forever, NULL);
 171
 172    e_dialog_button_focus_num(dia, 0);
 173    e_widget_list_homogeneous_set(dia->box_object, 0);
 174    e_win_centered_set(dia->win, 1);
 175    e_dialog_show(dia);
 176
 177    evas_object_event_callback_add(dia->bg_object, EVAS_CALLBACK_KEY_DOWN,
 178                                   _e_screensaver_ask_presentation_key_down, dia);
 179
 180    _e_screensaver_ask_presentation_dia = dia;
 181 }
 182
 183 static Eina_Bool
 184 _e_screensaver_suspend_cb(void *data __UNUSED__)
 185 {
 186    _e_screensaver_suspend_timer = NULL;
 187    if (e_config->screensaver_suspend)
 188      {
 189         if ((e_config->screensaver_suspend_on_ac) ||
 190             (e_powersave_mode_get() > E_POWERSAVE_MODE_LOW))
 191            e_sys_action_do(E_SYS_SUSPEND, NULL);
 192      }
 193    return EINA_FALSE;
 194 }
 195
 196 static Eina_Bool
 197 _e_screensaver_handler_powersave_cb(void *data __UNUSED__, int type __UNUSED__, void *event __UNUSED__)
 198 {
 199    if ((e_config->screensaver_suspend) && (_e_screensaver_on))
 200      {
 201         if (_e_screensaver_suspend_timer)
 202            ecore_timer_del(_e_screensaver_suspend_timer);
 203         _e_screensaver_suspend_timer =
 204            ecore_timer_add(e_config->screensaver_suspend_delay,
 205                            _e_screensaver_suspend_cb, NULL);
 206      }
 207    return ECORE_CALLBACK_PASS_ON;
 208 }
 209
 210 static Eina_Bool
 211 _e_screensaver_handler_screensaver_notify_cb(void *data __UNUSED__, int type __UNUSED__, void *event)
 212 {
 213    Ecore_X_Event_Screensaver_Notify *e = event;
 214    static double last_start = 0.0;
 215
 216    if (e->on)
 217      {
 218         _e_screensaver_on = EINA_TRUE;
 219         if (_e_screensaver_suspend_timer)
 220           {
 221              ecore_timer_del(_e_screensaver_suspend_timer);
 222              _e_screensaver_suspend_timer = NULL;
 223           }
 224         if (e_config->screensaver_suspend)
 225            _e_screensaver_suspend_timer =
 226            ecore_timer_add(e_config->screensaver_suspend_delay,
 227                            _e_screensaver_suspend_cb, NULL);
 228      }
 229    else
 230      {
 231         e_screensaver_force_update();
 232         e_dpms_force_update();
 233
 234         _e_screensaver_on = EINA_FALSE;
 235         if (_e_screensaver_suspend_timer)
 236           {
 237              ecore_timer_del(_e_screensaver_suspend_timer);
 238              _e_screensaver_suspend_timer = NULL;
 239           }
 240      }
 241
 242    if (e->on)
 243      {
 244         last_start = ecore_loop_time_get();
 245         _e_screensaver_ask_presentation_count = 0;
 246      }
 247    else if ((last_start > 0.0) && (e_config->screensaver_ask_presentation))
 248      {
 249         double current = ecore_loop_time_get();
 250
 251         if (last_start + e_config->screensaver_ask_presentation_timeout >= current)
 252           _e_screensaver_ask_presentation_mode();
 253         last_start = 0.0;
 254      }
 255    else if (_e_screensaver_ask_presentation_count)
 256      _e_screensaver_ask_presentation_count = 0;
 257
 258    return ECORE_CALLBACK_PASS_ON;
 259 }
 260
 261 static Eina_Bool
 262 _e_screensaver_handler_border_fullscreen_check_cb(void *data __UNUSED__, int type __UNUSED__, void *event __UNUSED__)
 263 {
 264    e_screensaver_update();
 265    return ECORE_CALLBACK_PASS_ON;
 266 }
 267
 268 static Eina_Bool
 269 _e_screensaver_handler_border_desk_set_cb(void *data __UNUSED__, int type __UNUSED__, void *event __UNUSED__)
 270 {
 271    e_screensaver_update();
 272    return ECORE_CALLBACK_PASS_ON;
 273 }
 274
 275 static Eina_Bool
 276 _e_screensaver_handler_desk_show_cb(void *data __UNUSED__, int type __UNUSED__, void *event __UNUSED__)
 277 {
 278    e_screensaver_update();
 279    return ECORE_CALLBACK_PASS_ON;
 280 }
 281
 282 EINTERN int
 283 e_screensaver_init(void)
 284 {
 285    _e_screensaver_handler_config_mode = ecore_event_handler_add
 286      (E_EVENT_CONFIG_MODE_CHANGED, _e_screensaver_handler_config_mode_cb, NULL);
 287
 288    _e_screensaver_handler_screensaver_notify = ecore_event_handler_add
 289      (ECORE_X_EVENT_SCREENSAVER_NOTIFY, _e_screensaver_handler_screensaver_notify_cb, NULL);
 290
 291    _e_screensaver_handler_border_fullscreen = ecore_event_handler_add
 292      (E_EVENT_BORDER_FULLSCREEN, _e_screensaver_handler_border_fullscreen_check_cb, NULL);
 293
 294    _e_screensaver_handler_border_unfullscreen = ecore_event_handler_add
 295      (E_EVENT_BORDER_UNFULLSCREEN, _e_screensaver_handler_border_fullscreen_check_cb, NULL);
 296
 297    _e_screensaver_handler_border_remove = ecore_event_handler_add
 298      (E_EVENT_BORDER_REMOVE, _e_screensaver_handler_border_fullscreen_check_cb, NULL);
 299
 300    _e_screensaver_handler_border_iconify = ecore_event_handler_add
 301      (E_EVENT_BORDER_ICONIFY, _e_screensaver_handler_border_fullscreen_check_cb, NULL);
 302
 303    _e_screensaver_handler_border_uniconify = ecore_event_handler_add
 304      (E_EVENT_BORDER_UNICONIFY, _e_screensaver_handler_border_fullscreen_check_cb, NULL);
 305
 306    _e_screensaver_handler_border_desk_set = ecore_event_handler_add
 307      (E_EVENT_BORDER_DESK_SET, _e_screensaver_handler_border_desk_set_cb, NULL);
 308
 309    _e_screensaver_handler_desk_show = ecore_event_handler_add
 310      (E_EVENT_DESK_SHOW, _e_screensaver_handler_desk_show_cb, NULL);
 311
 312    _e_screensaver_handler_powersave = ecore_event_handler_add
 313      (E_EVENT_POWERSAVE_UPDATE, _e_screensaver_handler_powersave_cb, NULL);
 314
 315    _e_screensaver_timeout = ecore_x_screensaver_timeout_get();
 316    _e_screensaver_interval = ecore_x_screensaver_interval_get();
 317    _e_screensaver_blanking = ecore_x_screensaver_blank_get();
 318    _e_screensaver_expose = ecore_x_screensaver_expose_get();
 319
 320    e_screensaver_update();
 321
 322    return 1;
 323 }
 324
 325 EINTERN int
 326 e_screensaver_shutdown(void)
 327 {
 328    if (_e_screensaver_suspend_timer)
 329      {
 330         ecore_timer_del(_e_screensaver_suspend_timer);
 331         _e_screensaver_suspend_timer = NULL;
 332      }
 333
 334    if (_e_screensaver_handler_powersave)
 335      {
 336         ecore_event_handler_del(_e_screensaver_handler_powersave);
 337         _e_screensaver_handler_powersave = NULL;
 338      }
 339
 340    if (_e_screensaver_handler_config_mode)
 341      {
 342         ecore_event_handler_del(_e_screensaver_handler_config_mode);
 343         _e_screensaver_handler_config_mode = NULL;
 344      }
 345
 346    if (_e_screensaver_handler_screensaver_notify)
 347      {
 348         ecore_event_handler_del(_e_screensaver_handler_screensaver_notify);
 349         _e_screensaver_handler_screensaver_notify = NULL;
 350      }
 351
 352    if (_e_screensaver_handler_border_fullscreen)
 353      {
 354         ecore_event_handler_del(_e_screensaver_handler_border_fullscreen);
 355         _e_screensaver_handler_border_fullscreen = NULL;
 356      }
 357
 358    if (_e_screensaver_handler_border_unfullscreen)
 359      {
 360         ecore_event_handler_del(_e_screensaver_handler_border_unfullscreen);
 361         _e_screensaver_handler_border_unfullscreen = NULL;
 362      }
 363
 364    if (_e_screensaver_handler_border_remove)
 365      {
 366         ecore_event_handler_del(_e_screensaver_handler_border_remove);
 367         _e_screensaver_handler_border_remove = NULL;
 368      }
 369
 370    if (_e_screensaver_handler_border_iconify)
 371      {
 372         ecore_event_handler_del(_e_screensaver_handler_border_iconify);
 373         _e_screensaver_handler_border_iconify = NULL;
 374      }
 375
 376    if (_e_screensaver_handler_border_uniconify)
 377      {
 378         ecore_event_handler_del(_e_screensaver_handler_border_uniconify);
 379         _e_screensaver_handler_border_uniconify = NULL;
 380      }
 381
 382    if (_e_screensaver_handler_border_desk_set)
 383      {
 384         ecore_event_handler_del(_e_screensaver_handler_border_desk_set);
 385         _e_screensaver_handler_border_desk_set = NULL;
 386      }
 387
 388    if (_e_screensaver_handler_desk_show)
 389      {
 390         ecore_event_handler_del(_e_screensaver_handler_desk_show);
 391         _e_screensaver_handler_desk_show = NULL;
 392      }
 393
 394    return 1;
 395 }