1 #include <Elementary.h>
4 typedef struct _Widget_Data Widget_Data;
5 typedef struct _Content_Info Content_Info;
8 # define MAX(a, b) (((a) > (b)) ? (a) : (b))
11 #define ELM_HOVER_PARTS_FOREACH unsigned int i = 0; \
12 for (i = 0; i < sizeof(wd->subs) / sizeof(wd->subs[0]); i++)
14 static const char *_directions[] = {
26 #define _HOV_LEFT (_directions[0])
27 #define _HOV_TOP_LEFT (_directions[1])
28 #define _HOV_TOP (_directions[2])
29 #define _HOV_TOP_RIGHT (_directions[2])
30 #define _HOV_RIGHT (_directions[4])
31 #define _HOV_BOTTOM_RIGHT (_directions[5])
32 #define _HOV_BOTTOM (_directions[6])
33 #define _HOV_BOTTOM_LEFT (_directions[7])
34 #define _HOV_MIDDLE (_directions[8])
44 Evas_Object *hov, *cov;
45 Evas_Object *offset, *size;
46 Evas_Object *parent, *target;
48 Content_Info subs[sizeof(_directions)/sizeof(_directions[0])];
51 static const char *widtype = NULL;
52 static void _del_pre_hook(Evas_Object *obj);
53 static void _del_hook(Evas_Object *obj);
54 static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
55 static void _theme_hook(Evas_Object *obj);
56 static void _sizing_eval(Evas_Object *obj);
57 static void _reval_content(Evas_Object *obj);
58 static void _sub_del(void *data, Evas_Object *obj, void *event_info);
59 static void _hov_show_do(Evas_Object *obj);
60 static void _hov_move(void *data, Evas *e, Evas_Object *obj, void *event_info);
61 static void _hov_resize(void *data, Evas *e, Evas_Object *obj, void *event_info);
62 static void _hov_show(void *data, Evas *e, Evas_Object *obj, void *event_info);
63 static void _hov_hide(void *data, Evas *e, Evas_Object *obj, void *event_info);
64 static void _on_focus_hook(void *data, Evas_Object *obj);
65 static void _elm_hover_sub_obj_placement_eval_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
66 static void _elm_hover_sub_obj_placement_eval(Evas_Object *obj);
67 static void _content_set_hook(Evas_Object *obj, const char *swallow, Evas_Object *content);
68 static Evas_Object * _content_get_hook(const Evas_Object *obj, const char *swallow);
69 static Evas_Object * _content_unset_hook(Evas_Object *obj, const char *swallow);
71 static const char SIG_CLICKED[] = "clicked";
72 static const char SIG_SMART_LOCATION_CHANGED[] = "smart,changed";
73 static const Evas_Smart_Cb_Description _signals[] = {
75 {SIG_SMART_LOCATION_CHANGED, ""},
80 _del_pre_hook(Evas_Object *obj)
82 Widget_Data *wd = elm_widget_data_get(obj);
86 if (evas_object_visible_get(obj))
87 evas_object_smart_callback_call(obj, SIG_CLICKED, NULL);
88 elm_hover_target_set(obj, NULL);
89 elm_hover_parent_set(obj, NULL);
90 evas_object_event_callback_del_full(wd->hov, EVAS_CALLBACK_MOVE, _hov_move, obj);
91 evas_object_event_callback_del_full(wd->hov, EVAS_CALLBACK_RESIZE, _hov_resize, obj);
92 evas_object_event_callback_del_full(wd->hov, EVAS_CALLBACK_SHOW, _hov_show, obj);
93 evas_object_event_callback_del_full(wd->hov, EVAS_CALLBACK_HIDE, _hov_hide, obj);
97 _del_hook(Evas_Object *obj)
99 Widget_Data *wd = elm_widget_data_get(obj);
105 _on_focus_hook(void *data __UNUSED__, Evas_Object *obj)
107 Widget_Data *wd = elm_widget_data_get(obj);
109 if (elm_widget_focus_get(obj))
111 edje_object_signal_emit(wd->cov, "elm,action,focus", "elm");
112 evas_object_focus_set(wd->cov, EINA_TRUE);
116 edje_object_signal_emit(wd->cov, "elm,action,unfocus", "elm");
117 evas_object_focus_set(wd->cov, EINA_FALSE);
122 _mirrored_set(Evas_Object *obj, Eina_Bool rtl)
124 Widget_Data *wd = elm_widget_data_get(obj);
126 edje_object_mirrored_set(wd->cov, rtl);
130 _theme_hook(Evas_Object *obj)
132 Widget_Data *wd = elm_widget_data_get(obj);
134 _elm_widget_mirrored_reload(obj);
135 _mirrored_set(obj, elm_widget_mirrored_get(obj));
136 // FIXME: hover contents doesn't seem to propagate resizes properly
137 _elm_theme_object_set(obj, wd->cov, "hover", "base", elm_widget_style_get(obj));
138 edje_object_scale_set(wd->cov, elm_widget_scale_get(obj) *
142 _elm_hover_sub_obj_placement_eval(obj);
146 if (evas_object_visible_get(wd->cov)) _hov_show_do(obj);
150 _signal_emit_hook(Evas_Object *obj, const char *emission, const char *source)
154 wd = elm_widget_data_get(obj);
158 edje_object_signal_emit(wd->cov, emission, source);
162 _signal_callback_add_hook(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data)
166 wd = elm_widget_data_get(obj);
170 edje_object_signal_callback_add(wd->hov, emission, source, func_cb, data);
174 _signal_callback_del_hook(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data)
178 wd = elm_widget_data_get(obj);
180 edje_object_signal_callback_del_full(wd->hov, emission, source, func_cb,
185 _elm_hover_left_space_calc(Widget_Data *wd, Evas_Coord *spc_l, Evas_Coord *spc_t, Evas_Coord *spc_r, Evas_Coord *spc_b)
187 Evas_Coord x = 0, y = 0, w = 0, h = 0, x2 = 0, y2 = 0, w2 = 0, h2 = 0;
190 evas_object_geometry_get(wd->parent, &x, &y, &w, &h);
192 evas_object_geometry_get(wd->target, &x2, &y2, &w2, &h2);
195 *spc_r = (x + w) - (x2 + w2);
202 *spc_b = (y + h) - (y2 + h2);
210 _sizing_eval(Evas_Object *obj)
212 Widget_Data *wd = elm_widget_data_get(obj);
213 Evas_Coord ofs_x, x = 0, y = 0, w = 0, h = 0, x2 = 0, y2 = 0, w2 = 0, h2 = 0;
215 if (wd->parent) evas_object_geometry_get(wd->parent, &x, &y, &w, &h);
216 if (wd->hov) evas_object_geometry_get(wd->hov, &x2, &y2, &w2, &h2);
218 if (elm_widget_mirrored_get(obj))
219 ofs_x = w - (x2 - x) - w2;
223 evas_object_move(wd->cov, x, y);
224 evas_object_resize(wd->cov, w, h);
225 evas_object_size_hint_min_set(wd->offset, ofs_x, y2 - y);
226 evas_object_size_hint_min_set(wd->size, w2, h2);
227 edje_object_part_swallow(wd->cov, "elm.swallow.offset", wd->offset);
228 edje_object_part_swallow(wd->cov, "elm.swallow.size", wd->size);
232 _reval_content(Evas_Object *obj)
234 Widget_Data *wd = elm_widget_data_get(obj);
238 ELM_HOVER_PARTS_FOREACH
241 snprintf(buf, sizeof(buf), "elm.swallow.slot.%s", wd->subs[i].swallow);
242 edje_object_part_swallow(wd->cov, buf, wd->subs[i].obj);
247 _elm_hover_smart_content_location_get(Widget_Data *wd, Evas_Coord spc_l, Evas_Coord spc_t, Evas_Coord spc_r, Evas_Coord spc_b)
249 Evas_Coord c_w = 0, c_h = 0, mid_w, mid_h;
252 evas_object_size_hint_min_get(wd->smt_sub, &c_w, &c_h);
259 max = MAX(spc_t, spc_r);
260 max = MAX(max, spc_b);
265 return _HOV_TOP_RIGHT;
273 return _HOV_BOTTOM_RIGHT;
274 else if (mid_h > spc_b)
275 return _HOV_TOP_RIGHT;
281 return _HOV_BOTTOM_RIGHT;
286 max = MAX(spc_t, spc_l);
287 max = MAX(max, spc_b);
292 return _HOV_TOP_LEFT;
300 return _HOV_BOTTOM_LEFT;
301 else if (mid_h > spc_b)
302 return _HOV_TOP_LEFT;
308 return _HOV_BOTTOM_LEFT;
314 _sub_del(void *data __UNUSED__, Evas_Object *obj, void *event_info)
320 wd = elm_widget_data_get(obj);
326 if (wd->smt_sub == sub)
331 ELM_HOVER_PARTS_FOREACH
333 if (wd->subs[i].obj == sub)
335 wd->subs[i].obj = NULL;
343 _hov_show_do(Evas_Object *obj)
345 Widget_Data *wd = elm_widget_data_get(obj);
351 evas_object_show(wd->cov);
352 edje_object_signal_emit(wd->cov, "elm,action,show", "elm");
355 ELM_HOVER_PARTS_FOREACH
361 snprintf(buf, sizeof(buf), "elm,action,slot,%s,show",
362 wd->subs[i].swallow);
363 edje_object_signal_emit(wd->cov, buf, "elm");
369 _hov_move(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
375 _hov_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
381 _hov_show(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
387 _hov_hide(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
389 Widget_Data *wd = elm_widget_data_get(data);
393 edje_object_signal_emit(wd->cov, "elm,action,hide", "elm");
394 evas_object_hide(wd->cov);
397 ELM_HOVER_PARTS_FOREACH
403 snprintf(buf, sizeof(buf), "elm,action,slot,%s,hide",
404 wd->subs[i].swallow);
405 edje_object_signal_emit(wd->cov, buf, "elm");
411 _target_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
413 Widget_Data *wd = elm_widget_data_get(data);
419 _target_move(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
421 Widget_Data *wd = elm_widget_data_get(data);
426 _elm_hover_sub_obj_placement_eval(data);
430 _signal_dismiss(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
432 Widget_Data *wd = elm_widget_data_get(data);
434 evas_object_hide(data);
435 evas_object_smart_callback_call(data, SIG_CLICKED, NULL);
439 _parent_move(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
445 _parent_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
451 _parent_show(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
456 _parent_hide(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
458 Widget_Data *wd = elm_widget_data_get(data);
460 evas_object_hide(wd->cov);
464 _parent_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
466 Widget_Data *wd = elm_widget_data_get(data);
468 elm_hover_parent_set(data, NULL);
473 elm_hover_add(Evas_Object *parent)
479 ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
481 ELM_SET_WIDTYPE(widtype, "hover");
482 elm_widget_type_set(obj, "hover");
483 elm_widget_sub_object_add(parent, obj);
484 elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL);
485 elm_widget_data_set(obj, wd);
486 elm_widget_del_pre_hook_set(obj, _del_pre_hook);
487 elm_widget_theme_hook_set(obj, _theme_hook);
488 elm_widget_del_hook_set(obj, _del_hook);
489 elm_widget_can_focus_set(obj, EINA_TRUE);
490 elm_widget_signal_emit_hook_set(obj, _signal_emit_hook);
491 elm_widget_signal_callback_add_hook_set(obj, _signal_callback_add_hook);
492 elm_widget_signal_callback_del_hook_set(obj, _signal_callback_del_hook);
493 elm_widget_content_set_hook_set(obj, _content_set_hook);
494 elm_widget_content_get_hook_set(obj, _content_get_hook);
495 elm_widget_content_unset_hook_set(obj, _content_unset_hook);
497 ELM_HOVER_PARTS_FOREACH
498 wd->subs[i].swallow = _directions[i];
500 wd->hov = evas_object_rectangle_add(e);
501 evas_object_pass_events_set(wd->hov, EINA_TRUE);
502 evas_object_color_set(wd->hov, 0, 0, 0, 0);
503 elm_widget_resize_object_set(obj, wd->hov);
504 evas_object_event_callback_add(wd->hov, EVAS_CALLBACK_MOVE, _hov_move, obj);
505 evas_object_event_callback_add(wd->hov, EVAS_CALLBACK_RESIZE, _hov_resize, obj);
506 evas_object_event_callback_add(wd->hov, EVAS_CALLBACK_SHOW, _hov_show, obj);
507 evas_object_event_callback_add(wd->hov, EVAS_CALLBACK_HIDE, _hov_hide, obj);
509 wd->cov = edje_object_add(e);
510 _elm_theme_object_set(obj, wd->cov, "hover", "base", "default");
511 elm_widget_sub_object_add(obj, wd->cov);
512 edje_object_signal_callback_add(wd->cov, "elm,action,dismiss", "",
513 _signal_dismiss, obj);
515 wd->offset = evas_object_rectangle_add(e);
516 evas_object_pass_events_set(wd->offset, EINA_TRUE);
517 evas_object_color_set(wd->offset, 0, 0, 0, 0);
518 elm_widget_sub_object_add(obj, wd->offset);
520 wd->size = evas_object_rectangle_add(e);
521 evas_object_pass_events_set(wd->size, EINA_TRUE);
522 evas_object_color_set(wd->size, 0, 0, 0, 0);
523 elm_widget_sub_object_add(obj, wd->size);
525 edje_object_part_swallow(wd->cov, "elm.swallow.offset", wd->offset);
526 edje_object_part_swallow(wd->cov, "elm.swallow.size", wd->size);
528 evas_object_smart_callback_add(obj, "sub-object-del", _sub_del, obj);
530 elm_hover_parent_set(obj, parent);
531 evas_object_smart_callbacks_descriptions_set(obj, _signals);
533 _mirrored_set(obj, elm_widget_mirrored_get(obj));
539 elm_hover_target_set(Evas_Object *obj, Evas_Object *target)
541 ELM_CHECK_WIDTYPE(obj, widtype);
542 Widget_Data *wd = elm_widget_data_get(obj);
546 evas_object_event_callback_del_full(wd->target, EVAS_CALLBACK_DEL,
548 evas_object_event_callback_del_full(wd->target, EVAS_CALLBACK_MOVE,
554 evas_object_event_callback_add(wd->target, EVAS_CALLBACK_DEL,
556 evas_object_event_callback_add(wd->target, EVAS_CALLBACK_MOVE,
558 elm_widget_hover_object_set(target, obj);
565 elm_hover_parent_set(Evas_Object *obj, Evas_Object *parent)
567 ELM_CHECK_WIDTYPE(obj, widtype);
568 Widget_Data *wd = elm_widget_data_get(obj);
572 evas_object_event_callback_del_full(wd->parent, EVAS_CALLBACK_MOVE,
574 evas_object_event_callback_del_full(wd->parent, EVAS_CALLBACK_RESIZE,
575 _parent_resize, obj);
576 evas_object_event_callback_del_full(wd->parent, EVAS_CALLBACK_SHOW,
578 evas_object_event_callback_del_full(wd->parent, EVAS_CALLBACK_HIDE,
580 evas_object_event_callback_del_full(wd->parent, EVAS_CALLBACK_DEL,
586 evas_object_event_callback_add(wd->parent, EVAS_CALLBACK_MOVE,
588 evas_object_event_callback_add(wd->parent, EVAS_CALLBACK_RESIZE,
589 _parent_resize, obj);
590 evas_object_event_callback_add(wd->parent, EVAS_CALLBACK_SHOW,
592 evas_object_event_callback_add(wd->parent, EVAS_CALLBACK_HIDE,
594 evas_object_event_callback_add(wd->parent, EVAS_CALLBACK_DEL,
596 // elm_widget_sub_object_add(parent, obj);
602 elm_hover_target_get(const Evas_Object *obj)
604 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
605 Widget_Data *wd = elm_widget_data_get(obj);
606 if (!wd) return NULL;
612 elm_hover_parent_get(const Evas_Object *obj)
614 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
615 Widget_Data *wd = elm_widget_data_get(obj);
616 if (!wd) return NULL;
622 _elm_hover_subs_del(Widget_Data *wd)
624 ELM_HOVER_PARTS_FOREACH
628 evas_object_del(wd->subs[i].obj);
629 wd->subs[i].obj = NULL;
635 _elm_hover_sub_obj_placement_eval(Evas_Object *obj)
637 Evas_Coord spc_l, spc_r, spc_t, spc_b;
638 const char *smart_dir;
642 wd = elm_widget_data_get(obj);
646 _elm_hover_left_space_calc(wd, &spc_l, &spc_t, &spc_r, &spc_b);
648 edje_object_part_unswallow(wd->cov, wd->smt_sub);
650 smart_dir = _elm_hover_smart_content_location_get(wd, spc_l, spc_t, spc_r,
652 evas_object_smart_callback_call(obj, SIG_SMART_LOCATION_CHANGED,
655 if (elm_widget_mirrored_get(obj))
657 if (smart_dir == _HOV_BOTTOM_LEFT)
658 smart_dir = _HOV_BOTTOM_RIGHT;
659 else if (smart_dir == _HOV_BOTTOM_RIGHT)
660 smart_dir = _HOV_BOTTOM_LEFT;
661 else if (smart_dir == _HOV_RIGHT)
662 smart_dir = _HOV_LEFT;
663 else if (smart_dir == _HOV_LEFT)
664 smart_dir = _HOV_RIGHT;
665 else if (smart_dir == _HOV_TOP_RIGHT)
666 smart_dir = _HOV_TOP_LEFT;
667 else if (smart_dir == _HOV_TOP_LEFT)
668 smart_dir = _HOV_TOP_RIGHT;
670 snprintf(buf, sizeof(buf), "elm.swallow.slot.%s", smart_dir);
671 edje_object_part_swallow(wd->cov, buf, wd->smt_sub);
675 _elm_hover_sub_obj_placement_eval_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
677 _elm_hover_sub_obj_placement_eval(data);
681 _elm_hover_sub_obj_unparent(Evas_Object *obj)
684 Evas_Object *smt_sub;
686 wd = elm_widget_data_get(obj);
689 smt_sub = wd->smt_sub;
690 elm_widget_sub_object_del(obj, wd->smt_sub);
691 evas_object_event_callback_del_full(smt_sub,
692 EVAS_CALLBACK_CHANGED_SIZE_HINTS,
693 _elm_hover_sub_obj_placement_eval_cb,
695 edje_object_part_unswallow(wd->cov, smt_sub);
699 elm_hover_best_content_location_get(const Evas_Object *obj, Elm_Hover_Axis pref_axis)
701 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
703 Evas_Coord spc_l, spc_r, spc_t, spc_b;
706 wd = elm_widget_data_get(obj);
710 _elm_hover_left_space_calc(wd, &spc_l, &spc_t, &spc_r, &spc_b);
712 if (pref_axis == ELM_HOVER_AXIS_HORIZONTAL)
714 if (spc_l < spc_r) return _HOV_RIGHT;
715 else return _HOV_LEFT;
717 else if (pref_axis == ELM_HOVER_AXIS_VERTICAL)
719 if (spc_t < spc_b) return _HOV_BOTTOM;
720 else return _HOV_TOP;
725 if (spc_t > spc_r) return _HOV_TOP;
726 else if (spc_b > spc_r) return _HOV_BOTTOM;
729 if (spc_t > spc_r) return _HOV_TOP;
730 else if (spc_b > spc_r) return _HOV_BOTTOM;
735 elm_hover_dismiss(Evas_Object *obj)
738 ELM_CHECK_WIDTYPE(obj, widtype);
739 wd = elm_widget_data_get(obj);
742 edje_object_signal_emit(wd->cov, "elm,action,dismiss", "");
746 _content_set_hook(Evas_Object *obj, const char *swallow, Evas_Object *content)
748 ELM_CHECK_WIDTYPE(obj, widtype);
749 Widget_Data *wd = elm_widget_data_get(obj);
752 if (!strcmp(swallow, "smart"))
754 if (wd->smt_sub != content)
756 _elm_hover_subs_del(wd);
757 wd->smt_sub = content;
762 elm_widget_sub_object_add(obj, content);
763 evas_object_event_callback_add(wd->smt_sub,
764 EVAS_CALLBACK_CHANGED_SIZE_HINTS,
765 _elm_hover_sub_obj_placement_eval_cb,
768 _elm_hover_sub_obj_placement_eval(obj);
776 evas_object_del(wd->smt_sub);
780 ELM_HOVER_PARTS_FOREACH
782 if (!strcmp(swallow, wd->subs[i].swallow))
784 if (content == wd->subs[i].obj)
786 evas_object_del(wd->subs[i].obj);
787 wd->subs[i].obj = NULL;
793 snprintf(buf, sizeof(buf), "elm.swallow.slot.%s", swallow);
794 elm_widget_sub_object_add(obj, content);
795 edje_object_part_swallow(wd->cov, buf, content);
796 wd->subs[i].obj = content;
806 _content_get_hook(const Evas_Object *obj, const char *swallow)
808 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
810 Widget_Data *wd = elm_widget_data_get(obj);
811 if (!wd) return NULL;
813 if (!strcmp(swallow, "smart"))
816 ELM_HOVER_PARTS_FOREACH
817 if (!strcmp(swallow, wd->subs[i].swallow))
818 return wd->subs[i].obj;
824 _content_unset_hook(Evas_Object *obj, const char *swallow)
826 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
828 Widget_Data *wd = elm_widget_data_get(obj);
829 if (!wd) return NULL;
831 if (!strcmp(swallow, "smart"))
833 if (!wd->smt_sub) return NULL;
834 Evas_Object *content = wd->smt_sub;
835 _elm_hover_sub_obj_unparent(obj);
839 ELM_HOVER_PARTS_FOREACH
841 if (!strcmp(swallow, wd->subs[i].swallow))
843 if (!wd->subs[i].obj) return NULL;
844 Evas_Object *content = wd->subs[i].obj;
845 elm_widget_sub_object_del(obj, wd->subs[i].obj);
846 edje_object_part_unswallow(wd->cov, content);