src/modules/syscon/e_syscon.c

   1 #include "e.h"
   2 #include "e_mod_main.h"
   3
   4 /* local subsystem functions */
   5 static Eina_Bool _cb_key_down(void *data, int type, void *event);
   6 static Eina_Bool _cb_mouse_down(void *data, int type, void *event);
   7 static Eina_Bool _cb_mouse_up(void *data, int type, void *event);
   8 static Eina_Bool _cb_mouse_move(void *data, int type, void *event);
   9 static Eina_Bool _cb_mouse_wheel(void *data, int type, void *event);
  10 static void _cb_signal_close(void *data, Evas_Object *obj, const char *emission, const char *source);
  11 static void _cb_signal_syscon(void *data, Evas_Object *obj, const char *emission, const char *source);
  12 static void _cb_signal_action(void *data, Evas_Object *obj, const char *emission, const char *source);
  13 static void _cb_signal_action_extra(void *data, Evas_Object *obj, const char *emission, const char *source);
  14 static Eina_Bool _cb_timeout_defaction(void *data);
  15
  16 /* local subsystem globals */
  17 static E_Popup *popup = NULL;
  18 static Ecore_X_Window input_window = 0;
  19 static const char *do_defact = NULL;
  20 static Eina_List *handlers = NULL;
  21 static Evas_Object *o_bg = NULL;
  22 static Evas_Object *o_flow_main = NULL;
  23 static Evas_Object *o_flow_secondary = NULL;
  24 static Evas_Object *o_flow_extra = NULL;
  25 static int inevas = 0;
  26 static Ecore_Timer *deftimer = NULL;
  27 static double show_time = 0.0;
  28 static int act_count = 0;
  29
  30 /* externally accessible functions */
  31 int
  32 e_syscon_init(void)
  33 {
  34    return 1;
  35 }
  36
  37 int
  38 e_syscon_shutdown(void)
  39 {
  40    e_syscon_hide();
  41    return 1;
  42 }
  43
  44 int
  45 e_syscon_show(E_Zone *zone, const char *defact)
  46 {
  47    Evas_Object *o, *o2;
  48    Evas_Coord mw, mh;
  49    int x, y, w, h, zx, zy, zw, zh;
  50    int iw, ih;
  51    Eina_List *l;
  52    double t;
  53
  54    t = ecore_loop_time_get();
  55    if (popup)
  56      {
  57         if ((t - show_time) > 0.5)
  58           {
  59              for (l = e_config->syscon.actions; l; l = l->next)
  60                {
  61                   E_Config_Syscon_Action *sca;
  62                   E_Action *a;
  63
  64                   if (!(sca = l->data)) continue;
  65                   if (!sca->action) continue;
  66                   a = e_action_find(sca->action);
  67                   if (!a) continue;
  68                   if (sca->is_main == 2)
  69                     {
  70                        a->func.go(NULL, sca->params);
  71                        e_syscon_hide();
  72                        break;
  73                     }
  74                }
  75           }
  76         return 0;
  77      }
  78
  79    input_window = ecore_x_window_input_new(zone->container->win, zone->x,
  80                                            zone->y, zone->w, zone->h);
  81    ecore_x_window_show(input_window);
  82    if (!e_grabinput_get(input_window, 1, input_window))
  83      {
  84         ecore_x_window_free(input_window);
  85         input_window = 0;
  86         return 0;
  87      }
  88
  89    popup = e_popup_new(zone, 0, 0, 1, 1);
  90    if (!popup)
  91      {
  92         e_grabinput_release(input_window, input_window);
  93         ecore_x_window_free(input_window);
  94         input_window = 0;
  95         return 0;
  96      }
  97    evas_event_freeze(popup->evas);
  98    e_popup_layer_set(popup, 500);
  99
 100    handlers = eina_list_append
 101      (handlers, ecore_event_handler_add
 102       (ECORE_EVENT_KEY_DOWN, _cb_key_down, NULL));
 103    handlers = eina_list_append
 104      (handlers, ecore_event_handler_add
 105       (ECORE_EVENT_MOUSE_BUTTON_DOWN, _cb_mouse_down, NULL));
 106    handlers = eina_list_append
 107      (handlers, ecore_event_handler_add
 108       (ECORE_EVENT_MOUSE_BUTTON_UP, _cb_mouse_up, NULL));
 109    handlers = eina_list_append
 110      (handlers, ecore_event_handler_add
 111       (ECORE_EVENT_MOUSE_MOVE, _cb_mouse_move, NULL));
 112    handlers = eina_list_append
 113      (handlers, ecore_event_handler_add
 114       (ECORE_EVENT_MOUSE_WHEEL, _cb_mouse_wheel, NULL));
 115
 116    o = edje_object_add(popup->evas);
 117    o_bg = o;
 118    e_theme_edje_object_set(o, "base/theme/syscon",
 119                            "e/widgets/syscon/main");
 120    edje_object_part_text_set(o, "e.text.label", _("Cancel"));
 121    edje_object_signal_callback_add(o, "e,action,close", "",
 122                                    _cb_signal_close, NULL);
 123    edje_object_signal_callback_add(o, "e,action,syscon", "*",
 124                                    _cb_signal_syscon, NULL);
 125
 126    act_count = 0;
 127    show_time = t;
 128
 129    // main (default):
 130    //  halt | suspend | desk_lock
 131    // secondary (default):
 132    //  reboot | hibernate | logout
 133    // extra (example for illume):
 134    //  home | close | kill
 135
 136
 137    o = e_flowlayout_add(popup->evas);
 138    o_flow_main = o;
 139    e_flowlayout_orientation_set(o, 1);
 140    e_flowlayout_flowdirection_set(o, 1, 1);
 141    e_flowlayout_homogenous_set(o, 1);
 142
 143    o = e_flowlayout_add(popup->evas);
 144    o_flow_secondary = o;
 145    e_flowlayout_orientation_set(o, 1);
 146    e_flowlayout_flowdirection_set(o, 1, 1);
 147    e_flowlayout_homogenous_set(o, 1);
 148
 149    o = e_flowlayout_add(popup->evas);
 150    o_flow_extra = o;
 151    e_flowlayout_orientation_set(o, 1);
 152    e_flowlayout_flowdirection_set(o, 1, 1);
 153    e_flowlayout_homogenous_set(o, 1);
 154
 155    for (l = e_config->syscon.actions; l; l = l->next)
 156      {
 157         E_Config_Syscon_Action *sca;
 158         char buf[1024];
 159         E_Action *a;
 160         int disabled;
 161
 162         if (!(sca = l->data)) continue;
 163         if (!sca->action) continue;
 164         a = e_action_find(sca->action);
 165         if (!a) continue;
 166         disabled = 0;
 167         if ((!strcmp(sca->action, "logout")) &&
 168             (!e_sys_action_possible_get(E_SYS_LOGOUT))) disabled = 1;
 169         else if ((!strcmp(sca->action, "halt")) &&
 170             (!e_sys_action_possible_get(E_SYS_HALT))) disabled = 1;
 171         else if ((!strcmp(sca->action, "halt_now")) &&
 172             (!e_sys_action_possible_get(E_SYS_HALT_NOW))) disabled = 1;
 173         else if ((!strcmp(sca->action, "reboot")) &&
 174             (!e_sys_action_possible_get(E_SYS_REBOOT))) disabled = 1;
 175         else if ((!strcmp(sca->action, "suspend")) &&
 176             (!e_sys_action_possible_get(E_SYS_SUSPEND))) disabled = 1;
 177         else if ((!strcmp(sca->action, "hibernate")) &&
 178             (!e_sys_action_possible_get(E_SYS_HIBERNATE))) disabled = 1;
 179         o = edje_object_add(popup->evas);
 180         edje_object_signal_callback_add(o, "e,action,click", "",
 181                                         _cb_signal_action, sca);
 182         if (sca->button)
 183           {
 184              snprintf(buf, sizeof(buf), "e/widgets/syscon/item/%s",
 185                       sca->button);
 186              e_theme_edje_object_set(o, "base/theme/widgets", buf);
 187           }
 188         else
 189           e_theme_edje_object_set(o, "base/theme/widgets",
 190                                   "e/widgets/syscon/item/button");
 191         edje_object_part_text_set(o, "e.text.label",
 192                                   _(e_action_predef_label_get(sca->action, sca->params)));
 193         if (sca->icon)
 194           {
 195              o2 = e_icon_add(popup->evas);
 196              e_util_icon_theme_set(o2, sca->icon);
 197              edje_object_part_swallow(o, "e.swallow.icon", o2);
 198              evas_object_show(o2);
 199              if (disabled)
 200                edje_object_signal_emit(o2, "e,state,disabled", "e");
 201           }
 202         if (disabled)
 203           edje_object_signal_emit(o, "e,state,disabled", "e");
 204         if (sca->is_main)
 205           {
 206              e_flowlayout_pack_end(o_flow_main, o);
 207              iw = ih = e_config->syscon.main.icon_size * e_scale;
 208           }
 209         else
 210           {
 211              e_flowlayout_pack_end(o_flow_secondary, o);
 212              iw = ih = e_config->syscon.secondary.icon_size * e_scale;
 213           }
 214         edje_object_message_signal_process(o);
 215         edje_object_size_min_calc(o, &mw, &mh);
 216         if (mw > iw) iw = mw;
 217         if (mh > ih) ih = mh;
 218         e_flowlayout_pack_options_set(o, 1, 1, 0, 0, 0.5, 0.5,
 219                                       iw, ih, iw, ih);
 220         evas_object_show(o);
 221      }
 222
 223    for (l = (Eina_List *)e_sys_con_extra_action_list_get(); l; l = l->next)
 224      {
 225         E_Sys_Con_Action *sca;
 226         char buf[1024];
 227
 228         sca = l->data;
 229         o = edje_object_add(popup->evas);
 230         edje_object_signal_callback_add(o, "e,action,click", "", _cb_signal_action_extra, sca);
 231         if (sca->button_name)
 232           {
 233              snprintf(buf, sizeof(buf), "e/widgets/syscon/item/%s",
 234                       sca->button_name);
 235              e_theme_edje_object_set(o, "base/theme/widgets", buf);
 236           }
 237         else
 238           e_theme_edje_object_set(o, "base/theme/widgets",
 239                                   "e/widgets/syscon/item/button");
 240         edje_object_part_text_set(o, "e.text.label", sca->label);
 241         if (sca->icon_group)
 242           {
 243              o2 = edje_object_add(popup->evas);
 244              e_util_edje_icon_set(o2, sca->icon_group);
 245              edje_object_part_swallow(o, "e.swallow.icon", o2);
 246              evas_object_show(o2);
 247              if (sca->disabled)
 248                edje_object_signal_emit(o2, "e,state,disabled", "e");
 249           }
 250         if (sca->disabled)
 251           edje_object_signal_emit(o, "e,state,disabled", "e");
 252         e_flowlayout_pack_end(o_flow_extra, o);
 253         iw = ih = e_config->syscon.extra.icon_size * e_scale;
 254         e_flowlayout_pack_options_set(o, 1, 1, 0, 0, 0.5, 0.5,
 255                                       iw, ih, iw, ih);
 256         evas_object_show(o);
 257      }
 258
 259    e_flowlayout_fill_set(o_flow_main, 1);
 260    edje_object_part_swallow(o_bg, "e.swallow.main", o_flow_main);
 261    e_flowlayout_fill_set(o_flow_secondary, 1);
 262    edje_object_part_swallow(o_bg, "e.swallow.secondary", o_flow_secondary);
 263    e_flowlayout_fill_set(o_flow_extra, 1);
 264    edje_object_part_swallow(o_bg, "e.swallow.extra", o_flow_extra);
 265
 266    e_zone_useful_geometry_get(zone, &zx, &zy, &zw, &zh);
 267    evas_object_resize(o_bg, zw, zh);
 268    edje_object_calc_force(o_bg);
 269
 270    e_flowlayout_size_min_get(o_flow_main, &mw, &mh);
 271    edje_extern_object_min_size_set(o_flow_main, mw, mh);
 272    edje_object_part_swallow(o_bg, "e.swallow.main", o_flow_main);
 273    e_flowlayout_size_min_get(o_flow_secondary, &mw, &mh);
 274    edje_extern_object_min_size_set(o_flow_secondary, mw, mh);
 275    edje_object_part_swallow(o_bg, "e.swallow.secondary", o_flow_secondary);
 276    e_flowlayout_size_min_get(o_flow_extra, &mw, &mh);
 277    edje_extern_object_min_size_set(o_flow_extra, mw, mh);
 278    edje_object_part_swallow(o_bg, "e.swallow.extra", o_flow_extra);
 279
 280    edje_object_size_min_calc(o_bg, &mw, &mh);
 281
 282    w = mw;
 283    if (w > zw) w = zw;
 284    x = zx - zone->x + (zw - w) / 2;
 285    h = mh;
 286    if (h > zh) h = zh;
 287    y = zy - zone->y + (zh - h) / 2;
 288
 289    e_popup_move_resize(popup, x, y, w, h);
 290    evas_object_move(o_bg, 0, 0);
 291    evas_object_resize(o_bg, w, h);
 292    evas_object_show(o_bg);
 293    e_popup_edje_bg_object_set(popup, o_bg);
 294
 295    if (e_config->syscon.do_input)
 296      {
 297         deftimer = ecore_timer_add(e_config->syscon.timeout,
 298                                    _cb_timeout_defaction, NULL);
 299         if (defact) do_defact = eina_stringshare_add(defact);
 300      }
 301
 302    evas_event_thaw(popup->evas);
 303    inevas = 0;
 304    e_popup_show(popup);
 305    return 1;
 306 }
 307
 308 void
 309 e_syscon_hide(void)
 310 {
 311    if (!popup) return;
 312
 313    if (deftimer)
 314      {
 315         ecore_timer_del(deftimer);
 316         deftimer = NULL;
 317      }
 318    if (do_defact) eina_stringshare_del(do_defact);
 319    do_defact = NULL;
 320    while (handlers)
 321      {
 322         ecore_event_handler_del(handlers->data);
 323         handlers = eina_list_remove_list(handlers, handlers);
 324      }
 325    e_popup_hide(popup);
 326    e_object_del(E_OBJECT(popup));
 327    popup = NULL;
 328    e_grabinput_release(input_window, input_window);
 329    ecore_x_window_free(input_window);
 330    input_window = 0;
 331 }
 332
 333 /* local subsystem functions */
 334 static Eina_Bool
 335 _cb_key_down(__UNUSED__ void *data, __UNUSED__ int type, void *event)
 336 {
 337    Ecore_Event_Key *ev;
 338
 339    ev = event;
 340    if (ev->event_window != input_window) return ECORE_CALLBACK_PASS_ON;
 341    if (!strcmp(ev->key, "Escape"))
 342      e_syscon_hide();
 343    else if (!strcmp(ev->key, "Up"))
 344      {
 345         // FIXME: implement focus and key control... eventually
 346      }
 347    else if (!strcmp(ev->key, "Down"))
 348      {
 349         // FIXME: implement focus and key control... eventually
 350      }
 351    else if (!strcmp(ev->key, "Left"))
 352      {
 353         // FIXME: implement focus and key control... eventually
 354      }
 355    else if (!strcmp(ev->key, "Right"))
 356      {
 357         // FIXME: implement focus and key control... eventually
 358      }
 359    else if (!strcmp(ev->key, "Tab"))
 360      {
 361         // FIXME: implement focus and key control... eventually
 362      }
 363    else if (!strcmp(ev->key, "Enter"))
 364      {
 365         // FIXME: implement focus and key control... eventually
 366      }
 367    else
 368      {
 369         E_Action *act;
 370         double t;
 371
 372         t = ecore_loop_time_get();
 373         if (t - show_time > 0.5)
 374           {
 375              act = e_bindings_key_down_event_find(E_BINDING_CONTEXT_ANY, ev);
 376              if ((act) && (act->name))
 377                {
 378                   if (!strcmp(act->name, "syscon"))
 379                     {
 380                        if (popup)
 381                          {
 382                             e_syscon_show(popup->zone, do_defact);
 383                          }
 384                     }
 385                   else
 386                     {
 387                        Eina_List *l;
 388
 389                        for (l = e_config->syscon.actions; l; l = l->next)
 390                          {
 391                             E_Config_Syscon_Action *sca;
 392
 393                             if (!(sca = l->data)) continue;
 394                             if (!sca->action) continue;
 395                             if (!strcmp(sca->action, act->name))
 396                               {
 397                                  act_count++;
 398                                  if (act_count > 2)
 399                                    {
 400                                       act->func.go(NULL, sca->params);
 401                                       e_syscon_hide();
 402                                       break;
 403                                    }
 404                               }
 405                          }
 406                     }
 407                }
 408           }
 409      }
 410
 411    return ECORE_CALLBACK_PASS_ON;
 412 }
 413
 414 static Eina_Bool
 415 _cb_mouse_down(__UNUSED__ void *data, __UNUSED__ int type, void *event)
 416 {
 417    Ecore_Event_Mouse_Button *ev;
 418    Evas_Button_Flags flags = EVAS_BUTTON_NONE;
 419
 420    ev = event;
 421    if (ev->event_window != input_window) return ECORE_CALLBACK_PASS_ON;
 422    if (ev->double_click) flags |= EVAS_BUTTON_DOUBLE_CLICK;
 423    if (ev->triple_click) flags |= EVAS_BUTTON_TRIPLE_CLICK;
 424    if ((ev->x < popup->x) || (ev->x >= (popup->x + popup->w)) ||
 425        (ev->y < popup->y) || (ev->y >= (popup->y + popup->h)))
 426      {
 427         e_syscon_hide();
 428         return ECORE_CALLBACK_PASS_ON;
 429      }
 430    evas_event_feed_mouse_down(popup->evas, ev->buttons, flags, ev->timestamp, NULL);
 431    return ECORE_CALLBACK_PASS_ON;
 432 }
 433
 434 static Eina_Bool
 435 _cb_mouse_up(__UNUSED__ void *data, __UNUSED__ int type, void *event)
 436 {
 437    Ecore_Event_Mouse_Button *ev;
 438
 439    ev = event;
 440    if (ev->event_window != input_window) return ECORE_CALLBACK_PASS_ON;
 441    evas_event_feed_mouse_up(popup->evas, ev->buttons, EVAS_BUTTON_NONE,
 442                             ev->timestamp, NULL);
 443    return ECORE_CALLBACK_PASS_ON;
 444 }
 445
 446 static Eina_Bool
 447 _cb_mouse_move(__UNUSED__ void *data, __UNUSED__ int type, void *event)
 448 {
 449    Ecore_Event_Mouse_Move *ev;
 450
 451    ev = event;
 452    if (ev->event_window != input_window) return ECORE_CALLBACK_PASS_ON;
 453    if (!inevas)
 454      {
 455         evas_event_feed_mouse_in(popup->evas, ev->timestamp, NULL);
 456         inevas = 1;
 457      }
 458    evas_event_feed_mouse_move(popup->evas, ev->x - popup->x, ev->y - popup->y,
 459                               ev->timestamp, NULL);
 460    return ECORE_CALLBACK_PASS_ON;
 461 }
 462
 463 static Eina_Bool
 464 _cb_mouse_wheel(__UNUSED__ void *data, __UNUSED__ int type, void *event)
 465 {
 466    Ecore_Event_Mouse_Wheel *ev;
 467
 468    ev = event;
 469    if (ev->event_window != input_window) return ECORE_CALLBACK_PASS_ON;
 470    evas_event_feed_mouse_wheel(popup->evas, ev->direction, ev->z,
 471                                ev->timestamp, NULL);
 472    return ECORE_CALLBACK_PASS_ON;
 473 }
 474
 475 static void
 476 _cb_signal_close(void *data __UNUSED__, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
 477 {
 478    e_syscon_hide();
 479 }
 480
 481 static void
 482 _do_action_name(const char *action)
 483 {
 484    Eina_List *l;
 485
 486    for (l = e_config->syscon.actions; l; l = l->next)
 487      {
 488         E_Config_Syscon_Action *sca;
 489         E_Action *a;
 490
 491         sca = l->data;
 492         if (!sca->action) continue;
 493         if (!strcmp(sca->action, action))
 494           {
 495              a = e_action_find(sca->action);
 496              if (!a) break;
 497              if (a) a->func.go(NULL, sca->params);
 498              break;
 499           }
 500      }
 501 }
 502
 503 static void
 504 _cb_signal_syscon(void *data __UNUSED__, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source)
 505 {
 506    e_syscon_hide();
 507    _do_action_name(source);
 508 }
 509
 510 static void
 511 _cb_signal_action(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
 512 {
 513    E_Config_Syscon_Action *sca;
 514    E_Action *a;
 515
 516    e_syscon_hide();
 517    sca = data;
 518    if (!sca) return;
 519    a = e_action_find(sca->action);
 520    if (!a) return;
 521    a->func.go(NULL, sca->params);
 522 }
 523
 524 static void
 525 _cb_signal_action_extra(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
 526 {
 527    E_Sys_Con_Action *sca;
 528
 529    e_syscon_hide();
 530    sca = data;
 531    if (!sca) return;
 532    if (sca->func) sca->func((void *)sca->data);
 533 }
 534
 535 static Eina_Bool
 536 _cb_timeout_defaction(void *data __UNUSED__)
 537 {
 538    const char *defact = NULL;
 539    deftimer = NULL;
 540    if (!do_defact) return ECORE_CALLBACK_CANCEL;
 541    defact = eina_stringshare_add(do_defact);
 542    e_syscon_hide();
 543    if (defact)
 544      {
 545         _do_action_name(defact);
 546         eina_stringshare_del(defact);
 547      }
 548    return ECORE_CALLBACK_CANCEL;
 549 }