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