1 #include <Elementary.h>
4 #define SMART_NAME "els_scroller"
5 #define API_ENTRY Smart_Data *sd; sd = evas_object_smart_data_get(obj); if ((!obj) || (!sd) || (evas_object_type_get(obj) && strcmp(evas_object_type_get(obj), SMART_NAME)))
6 #define INTERNAL_ENTRY Smart_Data *sd; sd = evas_object_smart_data_get(obj); if (!sd) return;
7 typedef struct _Smart_Data Smart_Data;
14 Evas_Coord x, y, w, h;
15 Evas_Coord wx, wy, ww, wh; /* Last "wanted" geometry */
17 Evas_Object *smart_obj;
18 Evas_Object *child_obj;
20 Evas_Object *edje_obj;
21 Evas_Object *event_obj;
25 Elm_Smart_Scroller_Policy hbar_flags, vbar_flags;
44 double onhold_vx, onhold_vy, onhold_tlast, onhold_vxe, onhold_vye;
46 Evas_Coord hold_x, hold_y;
47 Ecore_Animator *hold_animator;
48 Ecore_Animator *onhold_animator;
49 Ecore_Animator *momentum_animator;
50 Ecore_Animator *bounce_x_animator;
51 Ecore_Animator *bounce_y_animator;
52 Evas_Coord locked_x, locked_y;
54 unsigned char now : 1;
55 unsigned char cancelled : 1;
56 unsigned char hold : 1;
57 unsigned char hold_parent : 1;
58 unsigned char want_dragged : 1;
59 unsigned char dragged : 1;
60 unsigned char dragged_began : 1;
61 unsigned char dir_x : 1;
62 unsigned char dir_y : 1;
63 unsigned char locked : 1;
64 unsigned char bounce_x_hold : 1;
65 unsigned char bounce_y_hold : 1;
66 unsigned char scroll : 1;
77 void (*set) (Evas_Object *obj, Evas_Coord x, Evas_Coord y);
78 void (*get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y);
79 void (*max_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y);
80 void (*min_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y);
81 void (*child_size_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y);
86 Evas_Coord start, end;
87 double t_start, t_end;
88 Ecore_Animator *animator;
92 double pagerel_h, pagerel_v;
93 Evas_Coord pagesize_h, pagesize_v;
95 unsigned char hbar_visible : 1;
96 unsigned char vbar_visible : 1;
97 unsigned char extern_pan : 1;
98 unsigned char one_dir_at_a_time : 1;
99 unsigned char hold : 1;
100 unsigned char freeze : 1;
101 unsigned char bouncemex : 1;
102 unsigned char bouncemey : 1;
103 unsigned char bounce_horiz : 1;
104 unsigned char bounce_vert : 1;
105 Eina_Bool momentum_animator_disabled :1;
106 Eina_Bool bounce_animator_disabled :1;
107 Eina_Bool is_mirrored : 1;
108 Eina_Bool wheel_disabled : 1;
111 /* local subsystem functions */
112 static void _smart_child_del_hook(void *data, Evas *e, Evas_Object *obj, void *event_info);
113 static void _smart_pan_changed_hook(void *data, Evas_Object *obj, void *event_info);
114 static void _smart_pan_pan_changed_hook(void *data, Evas_Object *obj, void *event_info);
115 static void _smart_event_wheel(void *data, Evas *e, Evas_Object *obj, void *event_info);
116 static void _smart_event_mouse_down(void *data, Evas *e, Evas_Object *obj, void *event_info);
117 static Eina_Bool _smart_hold_animator(void *data);
118 static Eina_Bool _smart_momentum_animator(void *data);
119 static void _smart_event_mouse_up(void *data, Evas *e, Evas_Object *obj, void *event_info);
120 static Eina_Bool _smart_onhold_animator(void *data);
121 static void _smart_event_mouse_move(void *data, Evas *e, Evas_Object *obj, void *event_info);
122 static void _smart_edje_drag_v_start(void *data, Evas_Object *obj, const char *emission, const char *source);
123 static void _smart_edje_drag_v_stop(void *data, Evas_Object *obj, const char *emission, const char *source);
124 static void _smart_edje_drag_v(void *data, Evas_Object *obj, const char *emission, const char *source);
125 static void _smart_edje_drag_h_start(void *data, Evas_Object *obj, const char *emission, const char *source);
126 static void _smart_edje_drag_h_stop(void *data, Evas_Object *obj, const char *emission, const char *source);
127 static void _smart_edje_drag_h(void *data, Evas_Object *obj, const char *emission, const char *source);
128 static void _smart_scrollbar_read(Smart_Data *sd);
129 static void _smart_scrollbar_reset(Smart_Data *sd);
130 static int _smart_scrollbar_bar_h_visibility_adjust(Smart_Data *sd);
131 static int _smart_scrollbar_bar_v_visibility_adjust(Smart_Data *sd);
132 static void _smart_scrollbar_bar_visibility_adjust(Smart_Data *sd);
133 static void _smart_scrollbar_size_adjust(Smart_Data *sd);
134 static void _smart_reconfigure(Smart_Data *sd);
135 static void _smart_add(Evas_Object *obj);
136 static void _smart_del(Evas_Object *obj);
137 static void _smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y);
138 static void _smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h);
139 static void _smart_show(Evas_Object *obj);
140 static void _smart_hide(Evas_Object *obj);
141 static void _smart_color_set(Evas_Object *obj, int r, int g, int b, int a);
142 static void _smart_clip_set(Evas_Object *obj, Evas_Object *clip);
143 static void _smart_clip_unset(Evas_Object *obj);
144 static void _smart_init(void);
146 /* local subsystem globals */
147 static Evas_Smart *_smart = NULL;
149 /* externally accessible functions */
151 elm_smart_scroller_add(Evas *evas)
154 return evas_object_smart_add(evas, _smart);
158 _elm_smart_scroller_x_mirrored_get(Evas_Object *obj, Evas_Coord x)
162 Evas_Coord cw, ch, w, ret;
163 elm_smart_scroller_child_viewport_size_get(obj, &w, NULL);
164 sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch);
165 ret = (cw - (x + w));
166 return (ret >= 0) ? ret : 0;
170 elm_smart_scroller_mirrored_set(Evas_Object *obj, Eina_Bool mirrored)
174 if (sd->is_mirrored == mirrored)
177 sd->is_mirrored = mirrored;
178 edje_object_mirrored_set(sd->edje_obj, mirrored);
181 wx = _elm_smart_scroller_x_mirrored_get(sd->smart_obj, sd->wx);
185 elm_smart_scroller_child_pos_set(sd->smart_obj, wx, sd->wy);
189 elm_smart_scroller_child_set(Evas_Object *obj, Evas_Object *child)
197 _elm_smart_pan_child_set(sd->pan_obj, NULL);
198 evas_object_event_callback_del_full(sd->child_obj, EVAS_CALLBACK_DEL, _smart_child_del_hook, sd);
201 sd->child_obj = child;
203 /* (-1) means want viewports size */
204 sd->ww = sd->wh = -1;
209 o = _elm_smart_pan_add(evas_object_evas_get(obj));
211 evas_object_smart_callback_add(o, "changed", _smart_pan_changed_hook, sd);
212 evas_object_smart_callback_add(o, "pan_changed", _smart_pan_pan_changed_hook, sd);
213 edje_object_part_swallow(sd->edje_obj, "elm.swallow.content", o);
216 sd->pan_func.set = _elm_smart_pan_set;
217 sd->pan_func.get = _elm_smart_pan_get;
218 sd->pan_func.max_get = _elm_smart_pan_max_get;
219 sd->pan_func.min_get = _elm_smart_pan_min_get;
220 sd->pan_func.child_size_get = _elm_smart_pan_child_size_get;
222 evas_object_event_callback_add(child, EVAS_CALLBACK_DEL, _smart_child_del_hook, sd);
223 _elm_smart_pan_child_set(sd->pan_obj, child);
224 sd->pan_func.child_size_get(sd->pan_obj, &w, &h);
227 _smart_scrollbar_size_adjust(sd);
228 _smart_scrollbar_reset(sd);
232 elm_smart_scroller_extern_pan_set(Evas_Object *obj, Evas_Object *pan,
233 void (*pan_set) (Evas_Object *obj, Evas_Coord x, Evas_Coord y),
234 void (*pan_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y),
235 void (*pan_max_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y),
236 void (*pan_min_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y),
237 void (*pan_child_size_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y))
241 elm_smart_scroller_child_set(obj, NULL);
245 evas_object_smart_callback_del(sd->pan_obj, "changed", _smart_pan_changed_hook);
246 evas_object_smart_callback_del(sd->pan_obj, "pan_changed", _smart_pan_pan_changed_hook);
253 edje_object_part_unswallow(sd->edje_obj, sd->pan_obj);
261 evas_object_del(sd->pan_obj);
272 sd->pan_func.set = pan_set;
273 sd->pan_func.get = pan_get;
274 sd->pan_func.max_get = pan_max_get;
275 sd->pan_func.min_get = pan_min_get;
276 sd->pan_func.child_size_get = pan_child_size_get;
278 evas_object_smart_callback_add(sd->pan_obj, "changed", _smart_pan_changed_hook, sd);
279 evas_object_smart_callback_add(sd->pan_obj, "pan_changed", _smart_pan_pan_changed_hook, sd);
280 edje_object_part_swallow(sd->edje_obj, "elm.swallow.content", sd->pan_obj);
281 evas_object_show(sd->pan_obj);
285 elm_smart_scroller_custom_edje_file_set(Evas_Object *obj, char *file, char *group)
289 edje_object_file_set(sd->edje_obj, file, group);
291 edje_object_part_swallow(sd->edje_obj, "elm.swallow.content", sd->pan_obj);
292 sd->vbar_visible = !sd->vbar_visible;
293 sd->hbar_visible = !sd->hbar_visible;
294 _smart_scrollbar_bar_visibility_adjust(sd);
295 if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_ON)
296 edje_object_signal_emit(sd->edje_obj, "elm,action,show_always,hbar", "elm");
297 else if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_OFF)
298 edje_object_signal_emit(sd->edje_obj, "elm,action,hide,hbar", "elm");
300 edje_object_signal_emit(sd->edje_obj, "elm,action,show_notalways,hbar", "elm");
301 if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_ON)
302 edje_object_signal_emit(sd->edje_obj, "elm,action,show_always,vbar", "elm");
303 else if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_OFF)
304 edje_object_signal_emit(sd->edje_obj, "elm,action,hide,vbar", "elm");
306 edje_object_signal_emit(sd->edje_obj, "elm,action,show_notalways,vbar", "elm");
310 elm_smart_scroller_momentum_animator_disabled_get(Evas_Object *obj)
312 API_ENTRY return EINA_FALSE;
313 return sd->momentum_animator_disabled;
317 elm_smart_scroller_momentum_animator_disabled_set(Evas_Object *obj, Eina_Bool disabled)
320 sd->momentum_animator_disabled = disabled;
321 if (sd->momentum_animator_disabled)
323 if (sd->down.momentum_animator)
325 ecore_animator_del(sd->down.momentum_animator);
326 sd->down.momentum_animator = NULL;
332 elm_smart_scroller_bounce_animator_disabled_get(Evas_Object *obj)
334 API_ENTRY return EINA_FALSE;
335 return sd->bounce_animator_disabled;
339 elm_smart_scroller_bounce_animator_disabled_set(Evas_Object *obj, Eina_Bool disabled)
342 sd->bounce_animator_disabled = disabled;
343 if (sd->bounce_animator_disabled)
345 if (sd->scrollto.x.animator)
347 ecore_animator_del(sd->scrollto.x.animator);
348 sd->scrollto.x.animator = NULL;
351 if (sd->scrollto.y.animator)
353 ecore_animator_del(sd->scrollto.y.animator);
354 sd->scrollto.y.animator = NULL;
360 elm_smart_scroller_wheel_disabled_get(Evas_Object *obj)
362 API_ENTRY return EINA_FALSE;
363 return sd->wheel_disabled;
367 elm_smart_scroller_wheel_disabled_set(Evas_Object *obj, Eina_Bool disabled)
370 if ((!sd->wheel_disabled) && (disabled))
371 evas_object_event_callback_del_full(sd->event_obj, EVAS_CALLBACK_MOUSE_WHEEL, _smart_event_wheel, sd);
372 else if ((sd->wheel_disabled) && (!disabled))
373 evas_object_event_callback_add(sd->event_obj, EVAS_CALLBACK_MOUSE_WHEEL, _smart_event_wheel, sd);
374 sd->wheel_disabled = disabled;
377 /* Update the wanted coordinates according to the x, y passed
378 * widget directionality, child size and etc. */
380 _update_wanted_coordinates(Smart_Data *sd, Evas_Coord x, Evas_Coord y)
384 sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch);
386 /* Update wx/y/w/h - and if the requested positions aren't legal
388 elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &sd->ww, &sd->wh);
391 else if ((x + sd->ww) > cw)
392 sd->wx = cw - sd->ww;
393 else if (sd->is_mirrored)
394 sd->wx = _elm_smart_scroller_x_mirrored_get(sd->smart_obj, x);
397 if (y < 0) sd->wy = 0;
398 else if ((y + sd->wh) > ch) sd->wy = ch - sd->wh;
403 _smart_anim_start(Evas_Object *obj)
405 evas_object_smart_callback_call(obj, "animate,start", NULL);
409 _smart_anim_stop(Evas_Object *obj)
411 evas_object_smart_callback_call(obj, "animate,stop", NULL);
415 _smart_drag_start(Evas_Object *obj)
417 evas_object_smart_callback_call(obj, "drag,start", NULL);
421 _smart_drag_stop(Evas_Object *obj)
423 evas_object_smart_callback_call(obj, "drag,stop", NULL);
427 _smart_scrollto_x_animator(void *data)
429 Smart_Data *sd = data;
433 t = ecore_loop_time_get();
434 tt = (t - sd->scrollto.x.t_start) / (sd->scrollto.x.t_end - sd->scrollto.x.t_start);
436 tt = 1.0 - (tt * tt);
437 sd->pan_func.get(sd->pan_obj, &px, &py);
438 px = (sd->scrollto.x.start * (1.0 - tt)) +
439 (sd->scrollto.x.end * tt);
440 if (t >= sd->scrollto.x.t_end)
442 px = sd->scrollto.x.end;
443 elm_smart_scroller_child_pos_set(sd->smart_obj, px, py);
444 sd->scrollto.x.animator = NULL;
445 if ((!sd->scrollto.y.animator) && (!sd->down.bounce_y_animator))
446 _smart_anim_stop(sd->smart_obj);
447 return ECORE_CALLBACK_CANCEL;
449 elm_smart_scroller_child_pos_set(sd->smart_obj, px, py);
450 return ECORE_CALLBACK_RENEW;
454 _smart_momentum_end(Smart_Data *sd)
456 if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator)) return;
457 if (sd->down.momentum_animator)
460 elm_smart_scroller_child_pos_get(sd->smart_obj, &px, &py);
461 _update_wanted_coordinates(sd, px, py);
463 ecore_animator_del(sd->down.momentum_animator);
464 sd->down.momentum_animator = NULL;
465 sd->down.bounce_x_hold = 0;
466 sd->down.bounce_y_hold = 0;
475 _smart_scrollto_x(Smart_Data *sd, double t_in, Evas_Coord pos_x)
477 Evas_Coord px, py, x, y, w, h;
480 if (sd->freeze) return;
483 elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
484 elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h);
486 elm_smart_scroller_child_region_set(sd->smart_obj, x, y, w, h);
489 t = ecore_loop_time_get();
490 sd->pan_func.get(sd->pan_obj, &px, &py);
491 sd->scrollto.x.start = px;
492 sd->scrollto.x.end = pos_x;
493 sd->scrollto.x.t_start = t;
494 sd->scrollto.x.t_end = t + t_in;
495 if (!sd->scrollto.x.animator)
497 if (!sd->scrollto.y.animator)
498 _smart_anim_start(sd->smart_obj);
499 sd->scrollto.x.animator = ecore_animator_add(_smart_scrollto_x_animator, sd);
501 if (sd->down.bounce_x_animator)
503 ecore_animator_del(sd->down.bounce_x_animator);
504 sd->down.bounce_x_animator = NULL;
505 _smart_momentum_end(sd);
511 _smart_scrollto_y_animator(void *data)
513 Smart_Data *sd = data;
517 t = ecore_loop_time_get();
518 tt = (t - sd->scrollto.y.t_start) / (sd->scrollto.y.t_end - sd->scrollto.y.t_start);
520 tt = 1.0 - (tt * tt);
521 sd->pan_func.get(sd->pan_obj, &px, &py);
522 py = (sd->scrollto.y.start * (1.0 - tt)) +
523 (sd->scrollto.y.end * tt);
524 if (t >= sd->scrollto.y.t_end)
526 py = sd->scrollto.y.end;
527 elm_smart_scroller_child_pos_set(sd->smart_obj, px, py);
528 sd->scrollto.y.animator = NULL;
529 if ((!sd->scrollto.x.animator) && (!sd->down.bounce_x_animator))
530 _smart_anim_stop(sd->smart_obj);
531 return ECORE_CALLBACK_CANCEL;
533 elm_smart_scroller_child_pos_set(sd->smart_obj, px, py);
535 return ECORE_CALLBACK_RENEW;
539 _smart_scrollto_y(Smart_Data *sd, double t_in, Evas_Coord pos_y)
541 Evas_Coord px, py, x, y, w, h;
544 if (sd->freeze) return;
547 elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
548 elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h);
550 elm_smart_scroller_child_region_set(sd->smart_obj, x, y, w, h);
553 t = ecore_loop_time_get();
554 sd->pan_func.get(sd->pan_obj, &px, &py);
555 sd->scrollto.y.start = py;
556 sd->scrollto.y.end = pos_y;
557 sd->scrollto.y.t_start = t;
558 sd->scrollto.y.t_end = t + t_in;
559 if (!sd->scrollto.y.animator)
561 if (!sd->scrollto.x.animator)
562 _smart_anim_start(sd->smart_obj);
563 sd->scrollto.y.animator = ecore_animator_add(_smart_scrollto_y_animator, sd);
565 if (sd->down.bounce_y_animator)
567 ecore_animator_del(sd->down.bounce_y_animator);
568 sd->down.bounce_y_animator = NULL;
569 _smart_momentum_end(sd);
575 _smart_do_page(Smart_Data *sd)
577 if ((sd->pagerel_h == 0.0) && (!sd->pagesize_h) &&
578 (sd->pagerel_v == 0.0) && (!sd->pagesize_v))
584 _smart_page_x_get(Smart_Data *sd, int offset)
586 Evas_Coord x, y, w, h, cw, ch, minx = 0;
588 elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
589 elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h);
590 sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch);
591 sd->pan_func.min_get(sd->pan_obj, &minx, NULL);
595 if (sd->pagerel_h > 0.0)
597 x = x + (w * sd->pagerel_h * 0.5);
598 x = x / (w * sd->pagerel_h);
599 x = x * (w * sd->pagerel_h);
601 else if (sd->pagesize_h > 0)
603 x = x + (sd->pagesize_h * 0.5);
604 x = x / (sd->pagesize_h);
605 x = x * (sd->pagesize_h);
607 if ((x + w) > cw) x = cw - w;
608 if (x < minx) x = minx;
613 _smart_page_y_get(Smart_Data *sd, int offset)
615 Evas_Coord x, y, w, h, cw, ch, miny = 0;
617 elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
618 elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h);
619 sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch);
620 sd->pan_func.min_get(sd->pan_obj, NULL, &miny);
624 if (sd->pagerel_v > 0.0)
626 y = y + (h * sd->pagerel_v * 0.5);
627 y = y / (h * sd->pagerel_v);
628 y = y * (h * sd->pagerel_v);
630 else if (sd->pagesize_v > 0)
632 y = y + (sd->pagesize_v * 0.5);
633 y = y / (sd->pagesize_v);
634 y = y * (sd->pagesize_v);
636 if ((y + h) > ch) y = ch - h;
637 if (y < miny) y = miny;
642 _smart_page_adjust(Smart_Data *sd)
644 Evas_Coord x, y, w, h;
646 if (!_smart_do_page(sd)) return;
648 elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h);
650 x = _smart_page_x_get(sd, 0);
651 y = _smart_page_y_get(sd, 0);
653 elm_smart_scroller_child_region_set(sd->smart_obj, x, y, w, h);
657 _smart_bounce_x_animator(void *data)
664 t = ecore_loop_time_get();
665 dt = t - sd->down.anim_start2;
668 dt = dt / _elm_config->thumbscroll_bounce_friction;
669 if (dt > 1.0) dt = 1.0;
670 p = 1.0 - ((1.0 - dt) * (1.0 - dt));
671 elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
672 dx = sd->down.b2x - sd->down.bx;
674 x = sd->down.bx + dx;
675 if (!sd->down.cancelled)
676 elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
679 if (sd->down.momentum_animator)
680 sd->down.bounce_x_hold = 1;
681 else if ((!sd->down.bounce_y_animator) &&
682 (!sd->scrollto.y.animator))
683 _smart_anim_stop(sd->smart_obj);
684 sd->down.bounce_x_animator = NULL;
687 _smart_momentum_end(sd);
688 return ECORE_CALLBACK_CANCEL;
691 return ECORE_CALLBACK_RENEW;
695 _smart_bounce_y_animator(void *data)
702 t = ecore_loop_time_get();
703 dt = t - sd->down.anim_start3;
706 dt = dt / _elm_config->thumbscroll_bounce_friction;
707 if (dt > 1.0) dt = 1.0;
708 p = 1.0 - ((1.0 - dt) * (1.0 - dt));
709 elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
710 dy = sd->down.b2y - sd->down.by;
712 y = sd->down.by + dy;
713 if (!sd->down.cancelled)
714 elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
717 if (sd->down.momentum_animator)
718 sd->down.bounce_y_hold = 1;
719 else if ((!sd->down.bounce_x_animator) &&
720 (!sd->scrollto.y.animator))
721 _smart_anim_stop(sd->smart_obj);
722 sd->down.bounce_y_animator = NULL;
725 _smart_momentum_end(sd);
726 return ECORE_CALLBACK_CANCEL;
729 return ECORE_CALLBACK_RENEW;
737 can_scroll(Smart_Data *sd, int dir)
739 Evas_Coord mx = 0, my = 0, px = 0, py = 0, minx = 0, miny = 0;
741 sd->pan_func.max_get(sd->pan_obj, &mx, &my);
742 sd->pan_func.min_get(sd->pan_obj, &minx, &miny);
743 sd->pan_func.get(sd->pan_obj, &px, &py);
747 if (px > minx) return EINA_TRUE;
750 if ((px - minx) < mx) return EINA_TRUE;
753 if (py > miny) return EINA_TRUE;
756 if ((py - miny) < my) return EINA_TRUE;
765 _smart_momentum_animator(void *data)
769 Evas_Coord x, y, dx, dy, px, py, maxx, maxy, minx, miny;
770 Eina_Bool no_bounce_x_end = EINA_FALSE, no_bounce_y_end = EINA_FALSE;
773 t = ecore_loop_time_get();
774 dt = t - sd->down.anim_start;
778 if (sd->down.hold_parent)
780 if ((sd->down.dir_x) && !can_scroll(sd, sd->down.hdir))
784 if ((sd->down.dir_y) && !can_scroll(sd, sd->down.vdir))
789 if ((!sd->down.dir_x) && (!sd->down.dir_y))
791 sd->down.cancelled = 1;
794 dt = dt / (_elm_config->thumbscroll_friction + sd->down.extra_time);
795 if (dt > 1.0) dt = 1.0;
796 p = 1.0 - ((1.0 - dt) * (1.0 - dt));
797 dx = (sd->down.dx * (_elm_config->thumbscroll_friction + sd->down.extra_time) * p);
798 dy = (sd->down.dy * (_elm_config->thumbscroll_friction + sd->down.extra_time) * p);
801 x = sd->down.sx - dx;
802 y = sd->down.sy - dy;
803 elm_smart_scroller_child_pos_get(sd->smart_obj, &px, &py);
804 if ((sd->down.bounce_x_animator) ||
805 (sd->down.bounce_x_hold))
807 sd->down.bx = sd->down.bx0 - dx + sd->down.b0x;
810 if ((sd->down.bounce_y_animator) ||
811 (sd->down.bounce_y_hold))
813 sd->down.by = sd->down.by0 - dy + sd->down.b0y;
816 elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
817 _update_wanted_coordinates(sd, x, y);
818 sd->pan_func.max_get(sd->pan_obj, &maxx, &maxy);
819 sd->pan_func.min_get(sd->pan_obj, &minx, &miny);
820 if (!sd->bounce_horiz)
822 if (x <= minx) no_bounce_x_end = EINA_TRUE;
823 if ((x - minx) >= maxx) no_bounce_x_end = EINA_TRUE;
825 if (!sd->bounce_vert)
827 if (y <= miny) no_bounce_y_end = EINA_TRUE;
828 if ((y - miny) >= maxy) no_bounce_y_end = EINA_TRUE;
831 ((sd->down.bounce_x_hold) && (sd->down.bounce_y_hold)) ||
832 (no_bounce_x_end && no_bounce_y_end))
834 _smart_anim_stop(sd->smart_obj);
836 sd->down.momentum_animator = NULL;
837 sd->down.bounce_x_hold = 0;
838 sd->down.bounce_y_hold = 0;
843 return ECORE_CALLBACK_CANCEL;
846 return ECORE_CALLBACK_RENEW;
850 bounce_eval(Smart_Data *sd)
852 Evas_Coord mx, my, px, py, bx, by, b2x, b2y, minx = 0, miny = 0;
854 if (sd->freeze) return;
855 if ((!sd->bouncemex) && (!sd->bouncemey)) return;
856 if (sd->down.now) return; // down bounce while still held down
857 if (sd->down.onhold_animator)
859 ecore_animator_del(sd->down.onhold_animator);
860 sd->down.onhold_animator = NULL;
862 if (sd->down.hold_animator)
864 ecore_animator_del(sd->down.hold_animator);
865 sd->down.hold_animator = NULL;
867 sd->pan_func.max_get(sd->pan_obj, &mx, &my);
868 sd->pan_func.min_get(sd->pan_obj, &minx, &miny);
869 sd->pan_func.get(sd->pan_obj, &px, &py);
872 if (px < minx) px = minx;
873 if ((px - minx) > mx) px = mx + minx;
874 if (py < miny) py = miny;
875 if ((py - miny) > my) py = my + miny;
879 (!elm_widget_drag_child_locked_x_get(sd->widget)))
881 if ((!sd->down.bounce_x_animator) && (!sd->bounce_animator_disabled))
885 if (sd->scrollto.x.animator)
887 ecore_animator_del(sd->scrollto.x.animator);
888 sd->scrollto.x.animator = NULL;
890 sd->down.bounce_x_animator = ecore_animator_add(_smart_bounce_x_animator, sd);
891 sd->down.anim_start2 = ecore_loop_time_get();
895 if (sd->down.momentum_animator) sd->down.b0x = sd->down.ax;
896 else sd->down.b0x = 0;
901 (!elm_widget_drag_child_locked_y_get(sd->widget)))
903 if ((!sd->down.bounce_y_animator) && (!sd->bounce_animator_disabled))
907 if (sd->scrollto.y.animator)
909 ecore_animator_del(sd->scrollto.y.animator);
910 sd->scrollto.y.animator = NULL;
912 sd->down.bounce_y_animator = ecore_animator_add(_smart_bounce_y_animator, sd);
913 sd->down.anim_start3 = ecore_loop_time_get();
917 if (sd->down.momentum_animator) sd->down.b0y = sd->down.ay;
918 else sd->down.b0y = 0;
925 elm_smart_scroller_child_pos_set(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
927 Evas_Coord mx = 0, my = 0, px = 0, py = 0, minx = 0, miny = 0;
931 // FIXME: allow for bounce outside of range
932 sd->pan_func.max_get(sd->pan_obj, &mx, &my);
933 sd->pan_func.min_get(sd->pan_obj, &minx, &miny);
934 if (mx > 0) vx = (double)(x - minx) / (double)mx;
936 if (vx < 0.0) vx = 0.0;
937 else if (vx > 1.0) vx = 1.0;
938 if (my > 0) vy = (double)(y - miny) / (double)my;
940 if (vy < 0.0) vy = 0.0;
941 else if (vy > 1.0) vy = 1.0;
942 edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.vbar", 0.0, vy);
943 edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.hbar", vx, 0.0);
944 sd->pan_func.get(sd->pan_obj, &px, &py);
945 if (!_elm_config->thumbscroll_bounce_enable)
947 if (x < minx) x = minx;
948 if ((x - minx) > mx) x = mx + minx;
949 if (y < miny) y = miny;
950 if ((y - miny) > my) y = my + miny;
953 if (!sd->bounce_horiz)
955 if (x < minx) x = minx;
956 if ((x - minx) > mx) x = mx + minx;
958 if (!sd->bounce_vert)
960 if (y < miny) y = miny;
961 if (y - miny > my) y = my + miny;
964 sd->pan_func.set(sd->pan_obj, x, y);
965 if ((px != x) || (py != y))
966 edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm");
967 if (!sd->down.bounce_x_animator)
969 if ((x < minx) || (x > (mx + minx)))
975 if (!sd->down.bounce_y_animator)
977 if ((y < miny) || (y > my + miny))
983 if ((x != px) || (y != py))
985 evas_object_smart_callback_call(obj, "scroll", NULL);
987 if ((x != px)/* && (!sd->bouncemex)*/)
990 evas_object_smart_callback_call(obj, "edge,left", NULL);
991 if (x == (mx + minx))
992 evas_object_smart_callback_call(obj, "edge,right", NULL);
994 if ((y != py)/* && (!sd->bouncemey)*/)
997 evas_object_smart_callback_call(obj, "edge,top", NULL);
999 evas_object_smart_callback_call(obj, "edge,bottom", NULL);
1004 elm_smart_scroller_child_pos_get(Evas_Object *obj, Evas_Coord *x, Evas_Coord *y)
1007 sd->pan_func.get(sd->pan_obj, x, y);
1010 /* returns TRUE when we need to move the scroller, FALSE otherwise.
1011 * Updates w and h either way, so save them if you need them. */
1013 _elm_smart_scroller_child_region_show_internal(Evas_Object *obj, Evas_Coord *_x, Evas_Coord *_y, Evas_Coord w, Evas_Coord h)
1015 Evas_Coord mx = 0, my = 0, cw = 0, ch = 0, px = 0, py = 0, nx, ny, minx = 0, miny = 0, pw = 0, ph = 0, x = *_x, y = *_y;
1017 API_ENTRY return EINA_FALSE;
1018 sd->pan_func.max_get(sd->pan_obj, &mx, &my);
1019 sd->pan_func.min_get(sd->pan_obj, &minx, &miny);
1020 sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch);
1021 sd->pan_func.get(sd->pan_obj, &px, &py);
1022 evas_object_geometry_get(sd->pan_obj, NULL, NULL, &pw, &ph);
1025 if ((x < px) && ((x + w) < (px + (cw - mx)))) nx = x;
1026 else if ((x > px) && ((x + w) > (px + (cw - mx)))) nx = x + w - (cw - mx);
1028 if ((y < py) && ((y + h) < (py + (ch - my)))) ny = y;
1029 else if ((y > py) && ((y + h) > (py + (ch - my)))) ny = y + h - (ch - my);
1031 if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) ||
1032 (sd->scrollto.x.animator) || (sd->scrollto.y.animator))
1034 _smart_anim_stop(sd->smart_obj);
1036 if (sd->scrollto.x.animator)
1038 ecore_animator_del(sd->scrollto.x.animator);
1039 sd->scrollto.x.animator = NULL;
1041 if (sd->scrollto.y.animator)
1043 ecore_animator_del(sd->scrollto.y.animator);
1044 sd->scrollto.y.animator = NULL;
1046 if (sd->down.bounce_x_animator)
1048 ecore_animator_del(sd->down.bounce_x_animator);
1049 sd->down.bounce_x_animator = NULL;
1052 if (sd->down.bounce_y_animator)
1054 ecore_animator_del(sd->down.bounce_y_animator);
1055 sd->down.bounce_y_animator = NULL;
1058 if (sd->down.hold_animator)
1060 ecore_animator_del(sd->down.hold_animator);
1061 sd->down.hold_animator = NULL;
1062 _smart_drag_stop(sd->smart_obj);
1064 if (sd->down.momentum_animator)
1066 ecore_animator_del(sd->down.momentum_animator);
1067 sd->down.momentum_animator = NULL;
1068 sd->down.bounce_x_hold = 0;
1069 sd->down.bounce_y_hold = 0;
1077 if ((x + pw) > cw) x = cw - pw;
1078 if (x < minx) x = minx;
1080 if ((y + ph) > ch) y = ch - ph;
1081 if (y < miny) y = miny;
1083 if ((x == px) && (y == py)) return EINA_FALSE;
1089 /* Set should be used for calculated positions, for example, when we move
1090 * because of an animation or because this is the correct position after
1093 elm_smart_scroller_child_region_set(Evas_Object *obj, Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h)
1095 if (_elm_smart_scroller_child_region_show_internal(obj, &x, &y, w, h))
1096 elm_smart_scroller_child_pos_set(obj, x, y);
1099 /* Set should be used for setting the wanted position, for example a user scroll
1100 * or moving the cursor in an entry. */
1102 elm_smart_scroller_child_region_show(Evas_Object *obj, Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h)
1109 if (_elm_smart_scroller_child_region_show_internal(obj, &x, &y, w, h))
1110 elm_smart_scroller_child_pos_set(obj, x, y);
1114 elm_smart_scroller_child_viewport_size_get(Evas_Object *obj, Evas_Coord *w, Evas_Coord *h)
1117 if (!sd->pan_obj) return;
1118 edje_object_calc_force(sd->edje_obj);
1119 evas_object_geometry_get(sd->pan_obj, NULL, NULL, w, h);
1123 elm_smart_scroller_step_size_set(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
1130 _smart_scrollbar_size_adjust(sd);
1134 elm_smart_scroller_step_size_get(Evas_Object *obj, Evas_Coord *x, Evas_Coord *y)
1137 if (x) *x = sd->step.x;
1138 if (y) *y = sd->step.y;
1142 elm_smart_scroller_page_size_set(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
1147 _smart_scrollbar_size_adjust(sd);
1151 elm_smart_scroller_page_size_get(Evas_Object *obj, Evas_Coord *x, Evas_Coord *y)
1154 if (x) *x = sd->page.x;
1155 if (y) *y = sd->page.y;
1159 elm_smart_scroller_policy_set(Evas_Object *obj, Elm_Smart_Scroller_Policy hbar, Elm_Smart_Scroller_Policy vbar)
1162 if ((sd->hbar_flags == hbar) && (sd->vbar_flags == vbar)) return;
1163 sd->hbar_flags = hbar;
1164 sd->vbar_flags = vbar;
1165 if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_ON)
1166 edje_object_signal_emit(sd->edje_obj, "elm,action,show_always,hbar", "elm");
1167 else if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_OFF)
1168 edje_object_signal_emit(sd->edje_obj, "elm,action,hide,hbar", "elm");
1170 edje_object_signal_emit(sd->edje_obj, "elm,action,show_notalways,hbar", "elm");
1171 if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_ON)
1172 edje_object_signal_emit(sd->edje_obj, "elm,action,show_always,vbar", "elm");
1173 else if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_OFF)
1174 edje_object_signal_emit(sd->edje_obj, "elm,action,hide,vbar", "elm");
1176 edje_object_signal_emit(sd->edje_obj, "elm,action,show_notalways,vbar", "elm");
1177 _smart_scrollbar_size_adjust(sd);
1181 elm_smart_scroller_policy_get(Evas_Object *obj, Elm_Smart_Scroller_Policy *hbar, Elm_Smart_Scroller_Policy *vbar)
1184 if (hbar) *hbar = sd->hbar_flags;
1185 if (vbar) *vbar = sd->vbar_flags;
1189 elm_smart_scroller_edje_object_get(Evas_Object *obj)
1191 API_ENTRY return NULL;
1192 return sd->edje_obj;
1196 elm_smart_scroller_single_dir_set(Evas_Object *obj, Eina_Bool single_dir)
1199 sd->one_dir_at_a_time = single_dir;
1203 elm_smart_scroller_single_dir_get(Evas_Object *obj)
1205 API_ENTRY return EINA_FALSE;
1206 return sd->one_dir_at_a_time;
1210 elm_smart_scroller_object_theme_set(Evas_Object *parent, Evas_Object *obj, const char *clas, const char *group, const char *style)
1214 //Does this API require parent object absolutely? if then remove this exception.
1215 double parent_scale = parent ? elm_widget_scale_get(parent) : 1;
1216 _elm_theme_object_set(parent, sd->edje_obj, clas, group, style);
1217 edje_object_scale_set(sd->edje_obj, parent_scale * _elm_config->scale);
1219 edje_object_part_swallow(sd->edje_obj, "elm.swallow.content", sd->pan_obj);
1221 elm_coords_finger_size_adjust(1, &mw, 1, &mh);
1222 if (edje_object_part_exists(sd->edje_obj, "elm.scrollbar.base"))
1225 base = edje_object_part_swallow_get(sd->edje_obj, "elm.scrollbar.base");
1228 base = evas_object_rectangle_add(evas_object_evas_get(sd->edje_obj));
1229 evas_object_color_set(base, 0, 0, 0, 0);
1230 edje_object_part_swallow(sd->edje_obj, "elm.scrollbar.base", base);
1232 if (!_elm_config->thumbscroll_enable)
1233 evas_object_size_hint_min_set(base, mw, mh);
1235 sd->vbar_visible = !sd->vbar_visible;
1236 sd->hbar_visible = !sd->hbar_visible;
1237 _smart_scrollbar_bar_visibility_adjust(sd);
1241 elm_smart_scroller_hold_set(Evas_Object *obj, Eina_Bool hold)
1248 elm_smart_scroller_freeze_set(Evas_Object *obj, Eina_Bool freeze)
1251 sd->freeze = freeze;
1254 if (sd->down.onhold_animator)
1256 ecore_animator_del(sd->down.onhold_animator);
1257 sd->down.onhold_animator = NULL;
1265 elm_smart_scroller_bounce_allow_set(Evas_Object *obj, Eina_Bool horiz, Eina_Bool vert)
1268 sd->bounce_horiz = horiz;
1269 sd->bounce_vert = vert;
1273 elm_smart_scroller_bounce_allow_get(const Evas_Object *obj, Eina_Bool *horiz, Eina_Bool *vert)
1276 *horiz = sd->bounce_horiz;
1277 *vert = sd->bounce_vert;
1281 elm_smart_scroller_paging_set(Evas_Object *obj, double pagerel_h, double pagerel_v, Evas_Coord pagesize_h, Evas_Coord pagesize_v)
1284 sd->pagerel_h = pagerel_h;
1285 sd->pagerel_v = pagerel_v;
1286 sd->pagesize_h = pagesize_h;
1287 sd->pagesize_v = pagesize_v;
1288 _smart_page_adjust(sd);
1292 elm_smart_scroller_paging_get(Evas_Object *obj, double *pagerel_h, double *pagerel_v, Evas_Coord *pagesize_h, Evas_Coord *pagesize_v)
1295 if(pagerel_h) *pagerel_h = sd->pagerel_h;
1296 if(pagerel_v) *pagerel_v = sd->pagerel_v;
1297 if(pagesize_h) *pagesize_h = sd->pagesize_h;
1298 if(pagesize_v) *pagesize_v = sd->pagesize_v;
1302 elm_smart_scroller_region_bring_in(Evas_Object *obj, Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h)
1305 if (_elm_smart_scroller_child_region_show_internal(obj, &x, &y, w, h))
1307 _smart_scrollto_x(sd, _elm_config->bring_in_scroll_friction, x);
1308 _smart_scrollto_y(sd, _elm_config->bring_in_scroll_friction, y);
1313 elm_smart_scroller_widget_set(Evas_Object *obj, Evas_Object *wid)
1320 _elm_smart_scroller_wanted_region_set(Evas_Object *obj)
1323 Evas_Coord ww, wh, wx = sd->wx;
1325 if (sd->down.now || sd->down.momentum_animator ||
1326 sd->down.bounce_x_animator || sd->down.bounce_y_animator ||
1327 sd->down.hold_animator || sd->down.onhold_animator) return;
1329 /* Flip to RTL cords only if init in RTL mode */
1331 wx = _elm_smart_scroller_x_mirrored_get(obj, sd->wx);
1335 elm_smart_scroller_child_viewport_size_get(obj, &ww, &wh);
1343 elm_smart_scroller_child_region_set(obj, wx, sd->wy, ww, wh);
1346 /* local subsystem functions */
1348 _smart_edje_drag_v_start(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
1353 _smart_scrollbar_read(sd);
1354 _smart_drag_start(sd->smart_obj);
1355 sd->freeze = EINA_TRUE;
1359 _smart_edje_drag_v_stop(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
1364 _smart_scrollbar_read(sd);
1365 _smart_drag_stop(sd->smart_obj);
1366 sd->freeze = EINA_FALSE;
1370 _smart_edje_drag_v(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
1375 _smart_scrollbar_read(sd);
1379 _smart_edje_drag_h_start(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
1384 _smart_scrollbar_read(sd);
1385 _smart_drag_start(sd->smart_obj);
1386 sd->freeze = EINA_TRUE;
1390 _smart_edje_drag_h_stop(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
1395 _smart_scrollbar_read(sd);
1396 _smart_drag_stop(sd->smart_obj);
1397 sd->freeze = EINA_FALSE;
1401 _smart_edje_drag_h(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
1406 _smart_scrollbar_read(sd);
1410 _smart_child_del_hook(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
1415 sd->child_obj = NULL;
1416 _smart_scrollbar_size_adjust(sd);
1417 _smart_scrollbar_reset(sd);
1421 _smart_pan_changed_hook(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
1427 sd->pan_func.child_size_get(sd->pan_obj, &w, &h);
1428 if ((w != sd->child.w) || (h != sd->child.h))
1432 _smart_scrollbar_size_adjust(sd);
1433 evas_object_size_hint_min_set(sd->smart_obj, sd->child.w, sd->child.h);
1434 _elm_smart_scroller_wanted_region_set(sd->smart_obj);
1439 _smart_pan_pan_changed_hook(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
1444 if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) ||
1445 (sd->scrollto.x.animator) || (sd->scrollto.y.animator))
1447 _smart_anim_stop(sd->smart_obj);
1449 if (sd->scrollto.x.animator)
1451 ecore_animator_del(sd->scrollto.x.animator);
1452 sd->scrollto.x.animator = NULL;
1454 if (sd->scrollto.y.animator)
1456 ecore_animator_del(sd->scrollto.y.animator);
1457 sd->scrollto.y.animator = NULL;
1459 if (sd->down.bounce_x_animator)
1461 ecore_animator_del(sd->down.bounce_x_animator);
1462 sd->down.bounce_x_animator = NULL;
1465 if (sd->down.bounce_y_animator)
1467 ecore_animator_del(sd->down.bounce_y_animator);
1468 sd->down.bounce_y_animator = NULL;
1471 _elm_smart_scroller_wanted_region_set(sd->smart_obj);
1475 _smart_event_wheel(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
1477 Evas_Event_Mouse_Wheel *ev;
1479 Evas_Coord x = 0, y = 0;
1483 if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return ;
1484 if ((evas_key_modifier_is_set(ev->modifiers, "Control")) ||
1485 (evas_key_modifier_is_set(ev->modifiers, "Alt")) ||
1486 (evas_key_modifier_is_set(ev->modifiers, "Shift")) ||
1487 (evas_key_modifier_is_set(ev->modifiers, "Meta")) ||
1488 (evas_key_modifier_is_set(ev->modifiers, "Hyper")) ||
1489 (evas_key_modifier_is_set(ev->modifiers, "Super")))
1491 elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
1492 if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) ||
1493 (sd->scrollto.x.animator) || (sd->scrollto.y.animator))
1495 _smart_anim_stop(sd->smart_obj);
1497 if (sd->scrollto.x.animator)
1499 ecore_animator_del(sd->scrollto.x.animator);
1500 sd->scrollto.x.animator = NULL;
1502 if (sd->scrollto.y.animator)
1504 ecore_animator_del(sd->scrollto.y.animator);
1505 sd->scrollto.y.animator = NULL;
1507 if (sd->down.bounce_x_animator)
1509 ecore_animator_del(sd->down.bounce_x_animator);
1510 sd->down.bounce_x_animator = NULL;
1513 if (sd->down.bounce_y_animator)
1515 ecore_animator_del(sd->down.bounce_y_animator);
1516 sd->down.bounce_y_animator = NULL;
1520 y += ev->z * sd->step.y;
1521 else if (ev->direction == 1)
1522 x += ev->z * sd->step.x;
1524 if ((!sd->hold) && (!sd->freeze))
1526 _update_wanted_coordinates(sd, x, y);
1527 elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
1532 _smart_event_mouse_down(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
1534 Evas_Event_Mouse_Down *ev;
1536 Evas_Coord x = 0, y = 0;
1540 // if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return ;
1541 if (_elm_config->thumbscroll_enable)
1544 if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) ||
1545 (sd->down.momentum_animator) || (sd->scrollto.x.animator) ||
1546 (sd->scrollto.y.animator))
1548 ev->event_flags |= EVAS_EVENT_FLAG_ON_SCROLL | EVAS_EVENT_FLAG_ON_HOLD;
1549 sd->down.scroll = 1;
1551 _smart_anim_stop(sd->smart_obj);
1553 if (sd->scrollto.x.animator)
1555 ecore_animator_del(sd->scrollto.x.animator);
1556 sd->scrollto.x.animator = NULL;
1558 if (sd->scrollto.y.animator)
1560 ecore_animator_del(sd->scrollto.y.animator);
1561 sd->scrollto.y.animator = NULL;
1563 if (sd->down.bounce_x_animator)
1565 ecore_animator_del(sd->down.bounce_x_animator);
1566 sd->down.bounce_x_animator = NULL;
1569 if (sd->down.bounce_y_animator)
1571 ecore_animator_del(sd->down.bounce_y_animator);
1572 sd->down.bounce_y_animator = NULL;
1575 if (sd->down.hold_animator)
1577 ecore_animator_del(sd->down.hold_animator);
1578 sd->down.hold_animator = NULL;
1579 _smart_drag_stop(sd->smart_obj);
1581 if (sd->down.momentum_animator)
1583 ecore_animator_del(sd->down.momentum_animator);
1584 sd->down.momentum_animator = NULL;
1585 sd->down.bounce_x_hold = 0;
1586 sd->down.bounce_y_hold = 0;
1590 if (ev->button == 1)
1593 sd->down.dragged = 0;
1596 sd->down.x = ev->canvas.x;
1597 sd->down.y = ev->canvas.y;
1598 elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
1601 sd->down.locked = 0;
1602 memset(&(sd->down.history[0]), 0, sizeof(sd->down.history[0]) * 20);
1604 sd->down.history[0].timestamp = ev->timestamp / 1000.0;
1606 sd->down.history[0].timestamp = ecore_loop_time_get();
1608 sd->down.history[0].x = ev->canvas.x;
1609 sd->down.history[0].y = ev->canvas.y;
1611 sd->down.dragged_began = 0;
1612 sd->down.hold_parent = 0;
1613 sd->down.cancelled = 0;
1618 _smart_hold_animator(void *data)
1620 Smart_Data *sd = data;
1623 elm_smart_scroller_child_pos_get(sd->smart_obj, &ox, &oy);
1626 if ((!sd->widget) ||
1627 (!elm_widget_drag_child_locked_x_get(sd->widget)))
1629 ox = sd->down.hold_x;
1634 if ((!sd->widget) ||
1635 (!elm_widget_drag_child_locked_y_get(sd->widget)))
1637 oy = sd->down.hold_y;
1640 elm_smart_scroller_child_pos_set(sd->smart_obj, ox, oy);
1641 return ECORE_CALLBACK_RENEW;
1645 _smart_event_post_up(void *data, Evas *e __UNUSED__)
1647 Smart_Data *sd = data;
1650 if (sd->down.dragged)
1652 elm_widget_drag_lock_x_set(sd->widget, 0);
1653 elm_widget_drag_lock_y_set(sd->widget, 0);
1660 _smart_event_mouse_up(void *data, Evas *e, Evas_Object *obj __UNUSED__, void *event_info)
1662 Evas_Event_Mouse_Down *ev;
1664 Evas_Coord x = 0, y = 0, ox = 0, oy = 0;
1668 sd->down.hold_parent = 0;
1669 // if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return ;
1670 evas_post_event_callback_push(e, _smart_event_post_up, sd);
1671 // FIXME: respect elm_widget_scroll_hold_get of parent container
1672 if (_elm_config->thumbscroll_enable)
1674 if (ev->button == 1)
1676 if (sd->down.onhold_animator)
1678 ecore_animator_del(sd->down.onhold_animator);
1679 sd->down.onhold_animator = NULL;
1681 x = ev->canvas.x - sd->down.x;
1682 y = ev->canvas.y - sd->down.y;
1683 if (sd->down.dragged)
1685 _smart_drag_stop(sd->smart_obj);
1686 if ((!sd->hold) && (!sd->freeze))
1690 Evas_Coord ax, ay, dx, dy, vel;
1693 t = ev->timestamp / 1000.0;
1695 t = ecore_loop_time_get();
1697 ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
1702 printf("------ %i %i\n", ev->canvas.x, ev->canvas.y);
1704 for (i = 0; i < 20; i++)
1706 dt = t - sd->down.history[i].timestamp;
1707 if (dt > 0.2) break;
1709 printf("H: %i %i @ %1.3f\n",
1710 sd->down.history[i].x,
1711 sd->down.history[i].y, dt);
1714 ax += sd->down.history[i].x;
1715 ay += sd->down.history[i].y;
1721 dx = ev->canvas.x - ax;
1722 dy = ev->canvas.y - ay;
1725 vel = sqrt((dx * dx) + (dy * dy)) / at;
1726 if ((_elm_config->thumbscroll_friction > 0.0) &&
1727 (vel > _elm_config->thumbscroll_momentum_threshold))
1729 sd->down.dx = ((double)dx / at);
1730 sd->down.dy = ((double)dy / at);
1731 if (((sd->down.dx > 0) && (sd->down.pdx > 0)) ||
1732 ((sd->down.dx < 0) && (sd->down.pdx < 0)))
1733 sd->down.dx += (double)sd->down.pdx * 1.5; // FIXME: * 1.5 - probably should be config
1734 if (((sd->down.dy > 0) && (sd->down.pdy > 0)) ||
1735 ((sd->down.dy < 0) && (sd->down.pdy < 0)))
1736 sd->down.dy += (double)sd->down.pdy * 1.5; // FIXME: * 1.5 - probably should be config
1737 if (((sd->down.dx > 0) && (sd->down.pdx > 0)) ||
1738 ((sd->down.dx < 0) && (sd->down.pdx < 0)) ||
1739 ((sd->down.dy > 0) && (sd->down.pdy > 0)) ||
1740 ((sd->down.dy < 0) && (sd->down.pdy < 0)))
1742 double t = ecore_loop_time_get();
1743 double dt = t - sd->down.anim_start;
1745 if (dt < 0.0) dt = 0.0;
1746 else if (dt > _elm_config->thumbscroll_friction)
1747 dt = _elm_config->thumbscroll_friction;
1748 sd->down.extra_time = _elm_config->thumbscroll_friction - dt;
1751 sd->down.extra_time = 0.0;
1752 sd->down.pdx = sd->down.dx;
1753 sd->down.pdy = sd->down.dy;
1756 if (!_smart_do_page(sd))
1758 if ((!sd->down.momentum_animator) && (!sd->momentum_animator_disabled))
1760 sd->down.momentum_animator = ecore_animator_add(_smart_momentum_animator, sd);
1761 ev->event_flags |= EVAS_EVENT_FLAG_ON_SCROLL;
1762 _smart_anim_start(sd->smart_obj);
1764 sd->down.anim_start = ecore_loop_time_get();
1765 elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
1773 if (sd->down.hold_animator)
1775 ecore_animator_del(sd->down.hold_animator);
1776 sd->down.hold_animator = NULL;
1784 evas_event_feed_hold(e, 0, ev->timestamp, ev->data);
1785 if (_smart_do_page(sd))
1787 Evas_Coord pgx, pgy;
1789 elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
1790 if ((!sd->widget) ||
1791 (!elm_widget_drag_child_locked_x_get(sd->widget)))
1793 pgx = _smart_page_x_get(sd, ox);
1796 ev->event_flags |= EVAS_EVENT_FLAG_ON_SCROLL;
1797 _smart_scrollto_x(sd, _elm_config->page_scroll_friction, pgx);
1800 if ((!sd->widget) ||
1801 (!elm_widget_drag_child_locked_y_get(sd->widget)))
1803 pgy = _smart_page_y_get(sd, oy);
1806 ev->event_flags |= EVAS_EVENT_FLAG_ON_SCROLL;
1807 _smart_scrollto_y(sd, _elm_config->page_scroll_friction, pgy);
1816 if (_smart_do_page(sd))
1818 Evas_Coord pgx, pgy;
1820 elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
1821 if ((!sd->widget) ||
1822 (!elm_widget_drag_child_locked_x_get(sd->widget)))
1824 pgx = _smart_page_x_get(sd, ox);
1825 if (pgx != x) _smart_scrollto_x(sd, _elm_config->page_scroll_friction, pgx);
1827 if ((!sd->widget) ||
1828 (!elm_widget_drag_child_locked_y_get(sd->widget)))
1830 pgy = _smart_page_y_get(sd, oy);
1831 if (pgy != y) _smart_scrollto_y(sd, _elm_config->page_scroll_friction, pgy);
1834 if (sd->down.hold_animator)
1836 ecore_animator_del(sd->down.hold_animator);
1837 sd->down.hold_animator = NULL;
1840 if (sd->down.scroll)
1842 ev->event_flags |= EVAS_EVENT_FLAG_ON_SCROLL;
1843 sd->down.scroll = 0;
1847 ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
1850 sd->down.dragged_began = 0;
1853 sd->down.want_dragged = 0;
1854 sd->down.dragged = 0;
1856 elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
1857 elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
1858 _update_wanted_coordinates(sd, x, y);
1860 if (!_smart_do_page(sd))
1867 _smart_onhold_animator(void *data)
1872 Evas_Coord x, y, ox, oy;
1875 t = ecore_loop_time_get();
1876 if (sd->down.onhold_tlast > 0.0)
1878 td = t - sd->down.onhold_tlast;
1879 vx = sd->down.onhold_vx * td * (double)_elm_config->thumbscroll_threshold * 2.0;
1880 vy = sd->down.onhold_vy * td * (double)_elm_config->thumbscroll_threshold * 2.0;
1881 elm_smart_scroller_child_pos_get(sd->smart_obj, &ox, &oy);
1887 if ((!sd->widget) ||
1888 (!elm_widget_drag_child_locked_x_get(sd->widget)))
1890 sd->down.onhold_vxe += vx;
1891 x = ox + (int)sd->down.onhold_vxe;
1892 sd->down.onhold_vxe -= (int)sd->down.onhold_vxe;
1898 if ((!sd->widget) ||
1899 (!elm_widget_drag_child_locked_y_get(sd->widget)))
1901 sd->down.onhold_vye += vy;
1902 y = oy + (int)sd->down.onhold_vye;
1903 sd->down.onhold_vye -= (int)sd->down.onhold_vye;
1907 elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
1909 sd->down.onhold_tlast = t;
1910 return ECORE_CALLBACK_RENEW;
1914 _smart_event_post_move(void *data, Evas *e __UNUSED__)
1916 Smart_Data *sd = data;
1918 if (sd->down.want_dragged)
1922 if (sd->down.hold_parent)
1924 if ((sd->down.dir_x) && !can_scroll(sd, sd->down.hdir))
1928 if ((sd->down.dir_y) && !can_scroll(sd, sd->down.vdir))
1935 if ((!sd->widget) ||
1936 (!elm_widget_drag_child_locked_x_get(sd->widget)))
1938 sd->down.want_dragged = 0;
1939 sd->down.dragged = 1;
1942 elm_widget_drag_lock_x_set(sd->widget, 1);
1951 if ((!sd->widget) ||
1952 (!elm_widget_drag_child_locked_y_get(sd->widget)))
1954 sd->down.want_dragged = 0;
1955 sd->down.dragged = 1;
1958 elm_widget_drag_lock_y_set(sd->widget, 1);
1965 if ((!sd->down.dir_x) && (!sd->down.dir_y))
1967 sd->down.cancelled = 1;
1969 if (start) _smart_drag_start(sd->smart_obj);
1975 _smart_event_mouse_move(void *data, Evas *e, Evas_Object *obj __UNUSED__, void *event_info)
1977 Evas_Event_Mouse_Move *ev;
1979 Evas_Coord x = 0, y = 0;
1983 // if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return ;
1984 if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) sd->down.hold_parent = 1;
1985 evas_post_event_callback_push(e, _smart_event_post_move, sd);
1986 // FIXME: respect elm_widget_scroll_hold_get of parent container
1987 if (_elm_config->thumbscroll_enable)
1994 printf("::: %i %i\n", ev->cur.canvas.x, ev->cur.canvas.y);
1996 memmove(&(sd->down.history[1]), &(sd->down.history[0]),
1997 sizeof(sd->down.history[0]) * 19);
1999 sd->down.history[0].timestamp = ev->timestamp / 1000.0;
2001 sd->down.history[0].timestamp = ecore_loop_time_get();
2003 sd->down.history[0].x = ev->cur.canvas.x;
2004 sd->down.history[0].y = ev->cur.canvas.y;
2006 if (!sd->down.dragged_began)
2008 x = ev->cur.canvas.x - sd->down.x;
2009 y = ev->cur.canvas.y - sd->down.y;
2014 if (x > 0) sd->down.hdir = LEFT;
2015 else if (x < 0) sd->down.hdir = RIGHT;
2016 if (y > 0) sd->down.vdir = UP;
2017 else if (y < 0) sd->down.vdir = DOWN;
2022 if ((sd->one_dir_at_a_time) &&
2023 (!((sd->down.dir_x) || (sd->down.dir_y))))
2025 if (x > _elm_config->thumbscroll_threshold)
2034 if (y > _elm_config->thumbscroll_threshold)
2051 // can_scroll(sd, LEFT);
2052 // can_scroll(sd, RIGHT);
2053 // can_scroll(sd, UP);
2054 // can_scroll(sd, DOWN);
2059 if ((!sd->hold) && (!sd->freeze))
2061 if ((sd->down.dragged) ||
2062 (((x * x) + (y * y)) >
2063 (_elm_config->thumbscroll_threshold *
2064 _elm_config->thumbscroll_threshold)))
2066 sd->down.dragged_began = 1;
2067 if (!sd->down.dragged)
2069 sd->down.want_dragged = 1;
2070 ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
2071 // evas_event_feed_hold(e, 1, ev->timestamp, ev->data);
2072 // _smart_drag_start(sd->smart_obj);
2074 if (sd->down.dragged)
2076 ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
2078 // ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
2079 // sd->down.dragged = 1;
2081 x = sd->down.sx - (ev->cur.canvas.x - sd->down.x);
2085 y = sd->down.sy - (ev->cur.canvas.y - sd->down.y);
2088 if ((sd->down.dir_x) || (sd->down.dir_y))
2090 if (!sd->down.locked)
2092 sd->down.locked_x = x;
2093 sd->down.locked_y = y;
2094 sd->down.locked = 1;
2096 if (!((sd->down.dir_x) && (sd->down.dir_y)))
2098 if (sd->down.dir_x) y = sd->down.locked_y;
2099 else x = sd->down.locked_x;
2102 if (_elm_config->thumbscroll_border_friction > 0.0)
2104 Evas_Coord minx, miny;
2105 sd->pan_func.min_get(sd->pan_obj, &minx, &miny);
2108 _elm_config->thumbscroll_border_friction;
2109 else if (sd->child.h <= sd->h)
2110 y += (sd->down.sy - y) *
2111 _elm_config->thumbscroll_border_friction;
2112 else if ((sd->child.h - sd->h + miny) < y)
2113 y += (sd->child.h - sd->h + miny - y) *
2114 _elm_config->thumbscroll_border_friction;
2117 _elm_config->thumbscroll_border_friction;
2118 else if (sd->child.w <= sd->w)
2119 x += (sd->down.sx - x) *
2120 _elm_config->thumbscroll_border_friction;
2121 else if ((sd->child.w - sd->w + minx) < x)
2122 x += (sd->child.w - sd->w + minx - x) *
2123 _elm_config->thumbscroll_border_friction;
2126 sd->down.hold_x = x;
2127 sd->down.hold_y = y;
2128 if (!sd->down.hold_animator)
2129 sd->down.hold_animator =
2130 ecore_animator_add(_smart_hold_animator, sd);
2131 // printf("a %i %i\n", sd->down.hold_x, sd->down.hold_y);
2132 // _smart_onhold_animator(sd);
2133 // elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
2137 if (sd->down.dragged_began)
2139 ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
2143 evas_event_feed_hold(e, 1, ev->timestamp, ev->data);
2148 else if (!sd->freeze)
2150 Evas_Coord ex, ey, ew, eh;
2151 double vx = 0.0, vy = 0.0;
2153 evas_object_geometry_get(sd->event_obj, &ex, &ey, &ew, &eh);
2154 x = ev->cur.canvas.x - ex;
2155 y = ev->cur.canvas.y - ey;
2156 if (x < _elm_config->thumbscroll_threshold)
2158 if (_elm_config->thumbscroll_threshold > 0.0)
2159 vx = -(double)(_elm_config->thumbscroll_threshold - x) /
2160 _elm_config->thumbscroll_threshold;
2164 else if (x > (ew - _elm_config->thumbscroll_threshold))
2166 if (_elm_config->thumbscroll_threshold > 0.0)
2167 vx = (double)(_elm_config->thumbscroll_threshold - (ew - x)) /
2168 _elm_config->thumbscroll_threshold;
2172 if (y < _elm_config->thumbscroll_threshold)
2174 if (_elm_config->thumbscroll_threshold > 0.0)
2175 vy = -(double)(_elm_config->thumbscroll_threshold - y) /
2176 _elm_config->thumbscroll_threshold;
2180 else if (y > (eh - _elm_config->thumbscroll_threshold))
2182 if (_elm_config->thumbscroll_threshold > 0.0)
2183 vy = (double)(_elm_config->thumbscroll_threshold - (eh - y)) /
2184 _elm_config->thumbscroll_threshold;
2188 if ((vx != 0.0) || (vy != 0.0))
2190 sd->down.onhold_vx = vx;
2191 sd->down.onhold_vy = vy;
2192 if (!sd->down.onhold_animator)
2194 sd->down.onhold_vxe = 0.0;
2195 sd->down.onhold_vye = 0.0;
2196 sd->down.onhold_tlast = 0.0;
2197 sd->down.onhold_animator = ecore_animator_add(_smart_onhold_animator, sd);
2199 // printf("b %i %i\n", sd->down.hold_x, sd->down.hold_y);
2203 if (sd->down.onhold_animator)
2205 ecore_animator_del(sd->down.onhold_animator);
2206 sd->down.onhold_animator = NULL;
2215 _smart_scrollbar_read(Smart_Data *sd)
2217 Evas_Coord x, y, mx = 0, my = 0, px, py, minx = 0, miny = 0;
2220 edje_object_part_drag_value_get(sd->edje_obj, "elm.dragable.vbar", NULL, &vy);
2221 edje_object_part_drag_value_get(sd->edje_obj, "elm.dragable.hbar", &vx, NULL);
2222 sd->pan_func.max_get(sd->pan_obj, &mx, &my);
2223 sd->pan_func.min_get(sd->pan_obj, &minx, &miny);
2224 x = vx * (double)mx + minx;
2225 y = vy * (double)my + miny;
2226 sd->pan_func.get(sd->pan_obj, &px, &py);
2227 sd->pan_func.set(sd->pan_obj, x, y);
2228 if ((px != x) || (py != y))
2229 edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm");
2233 _smart_scrollbar_reset(Smart_Data *sd)
2235 Evas_Coord px = 0, py = 0, minx = 0, miny = 0;
2237 edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.vbar", 0.0, 0.0);
2238 edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.hbar", 0.0, 0.0);
2239 if ((!sd->child_obj) && (!sd->extern_pan))
2241 edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.vbar", 1.0, 1.0);
2242 edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.hbar", 1.0, 1.0);
2246 sd->pan_func.min_get(sd->pan_obj, &minx, &miny);
2247 sd->pan_func.get(sd->pan_obj, &px, &py);
2248 sd->pan_func.set(sd->pan_obj, minx, miny);
2250 if ((px != minx) || (py != miny))
2251 edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm");
2255 _smart_scrollbar_bar_v_visibility_adjust(Smart_Data *sd)
2257 int scroll_v_vis_change = 0;
2258 Evas_Coord h, vw = 0, vh = 0;
2262 evas_object_geometry_get(sd->pan_obj, NULL, NULL, &vw, &vh);
2263 if (sd->vbar_visible)
2265 if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_AUTO)
2267 if ((sd->child_obj) || (sd->extern_pan))
2271 scroll_v_vis_change = 1;
2272 sd->vbar_visible = 0;
2277 scroll_v_vis_change = 1;
2278 sd->vbar_visible = 0;
2281 else if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_OFF)
2283 scroll_v_vis_change = 1;
2284 sd->vbar_visible = 0;
2289 if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_AUTO)
2291 if ((sd->child_obj) || (sd->extern_pan))
2295 scroll_v_vis_change = 1;
2296 sd->vbar_visible = 1;
2300 else if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_ON)
2302 scroll_v_vis_change = 1;
2303 sd->vbar_visible = 1;
2306 if (scroll_v_vis_change)
2308 if (sd->vbar_flags != ELM_SMART_SCROLLER_POLICY_OFF)
2310 if (sd->vbar_visible)
2311 edje_object_signal_emit(sd->edje_obj, "elm,action,show,vbar", "elm");
2313 edje_object_signal_emit(sd->edje_obj, "elm,action,hide,vbar", "elm");
2314 edje_object_message_signal_process(sd->edje_obj);
2315 _smart_scrollbar_size_adjust(sd);
2318 edje_object_signal_emit(sd->edje_obj, "elm,action,hide,vbar", "elm");
2320 return scroll_v_vis_change;
2324 _smart_scrollbar_bar_h_visibility_adjust(Smart_Data *sd)
2326 int scroll_h_vis_change = 0;
2327 Evas_Coord w, vw = 0, vh = 0;
2331 evas_object_geometry_get(sd->pan_obj, NULL, NULL, &vw, &vh);
2332 if (sd->hbar_visible)
2334 if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_AUTO)
2336 if ((sd->child_obj) || (sd->extern_pan))
2340 scroll_h_vis_change = 1;
2341 sd->hbar_visible = 0;
2346 scroll_h_vis_change = 1;
2347 sd->hbar_visible = 0;
2350 else if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_OFF)
2352 scroll_h_vis_change = 1;
2353 sd->hbar_visible = 0;
2358 if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_AUTO)
2360 if ((sd->child_obj) || (sd->extern_pan))
2364 scroll_h_vis_change = 1;
2365 sd->hbar_visible = 1;
2369 else if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_ON)
2371 scroll_h_vis_change = 1;
2372 sd->hbar_visible = 1;
2375 if (scroll_h_vis_change)
2377 if (sd->hbar_flags != ELM_SMART_SCROLLER_POLICY_OFF)
2379 if (sd->hbar_visible)
2380 edje_object_signal_emit(sd->edje_obj, "elm,action,show,hbar", "elm");
2382 edje_object_signal_emit(sd->edje_obj, "elm,action,hide,hbar", "elm");
2383 edje_object_message_signal_process(sd->edje_obj);
2384 _smart_scrollbar_size_adjust(sd);
2387 edje_object_signal_emit(sd->edje_obj, "elm,action,hide,hbar", "elm");
2388 _smart_scrollbar_size_adjust(sd);
2390 return scroll_h_vis_change;
2394 _smart_scrollbar_bar_visibility_adjust(Smart_Data *sd)
2398 changed |= _smart_scrollbar_bar_h_visibility_adjust(sd);
2399 changed |= _smart_scrollbar_bar_v_visibility_adjust(sd);
2402 _smart_scrollbar_bar_h_visibility_adjust(sd);
2403 _smart_scrollbar_bar_v_visibility_adjust(sd);
2408 _smart_scrollbar_size_adjust(Smart_Data *sd)
2410 if ((sd->child_obj) || (sd->extern_pan))
2412 Evas_Coord x, y, w, h, mx = 0, my = 0, vw = 0, vh = 0, px, py, minx = 0, miny = 0;
2413 double vx, vy, size;
2415 edje_object_part_geometry_get(sd->edje_obj, "elm.swallow.content",
2416 NULL, NULL, &vw, &vh);
2419 size = (double)vw / (double)w;
2423 edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.hbar", 0.0, 0.0);
2425 edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.hbar", size, 1.0);
2429 size = (double)vh / (double)h;
2433 edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.vbar", 0.0, 0.0);
2435 edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.vbar", 1.0, size);
2437 edje_object_part_drag_value_get(sd->edje_obj, "elm.dragable.hbar", &vx, NULL);
2438 edje_object_part_drag_value_get(sd->edje_obj, "elm.dragable.vbar", NULL, &vy);
2439 sd->pan_func.max_get(sd->pan_obj, &mx, &my);
2440 sd->pan_func.min_get(sd->pan_obj, &minx, &miny);
2444 edje_object_part_drag_step_set(sd->edje_obj, "elm.dragable.hbar", (double)sd->step.x / (double)w, 0.0);
2445 edje_object_part_drag_step_set(sd->edje_obj, "elm.dragable.vbar", 0.0, (double)sd->step.y / (double)h);
2447 edje_object_part_drag_page_set(sd->edje_obj, "elm.dragable.hbar", (double)sd->page.x / (double)w, 0.0);
2449 edje_object_part_drag_page_set(sd->edje_obj, "elm.dragable.hbar", -((double)sd->page.x * ((double)vw / (double)w)) / 100.0, 0.0);
2451 edje_object_part_drag_page_set(sd->edje_obj, "elm.dragable.vbar", 0.0, (double)sd->page.y / (double)h);
2453 edje_object_part_drag_page_set(sd->edje_obj, "elm.dragable.vbar", 0.0, -((double)sd->page.y * ((double)vh / (double)h)) / 100.0);
2455 sd->pan_func.get(sd->pan_obj, &px, &py);
2456 if (vx != mx) x = px;
2457 if (vy != my) y = py;
2458 sd->pan_func.set(sd->pan_obj, x, y);
2459 // if ((px != 0) || (py != 0))
2460 // edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm");
2464 Evas_Coord px = 0, py = 0, minx = 0, miny = 0;
2466 edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.vbar", 1.0, 1.0);
2467 edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.hbar", 1.0, 1.0);
2468 sd->pan_func.min_get(sd->pan_obj, &minx, &miny);
2469 sd->pan_func.get(sd->pan_obj, &px, &py);
2470 sd->pan_func.set(sd->pan_obj, minx, miny);
2471 if ((px != minx) || (py != miny))
2472 edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm");
2474 _smart_scrollbar_bar_visibility_adjust(sd);
2478 _smart_reconfigure(Smart_Data *sd)
2480 evas_object_move(sd->edje_obj, sd->x, sd->y);
2481 evas_object_resize(sd->edje_obj, sd->w, sd->h);
2482 evas_object_move(sd->event_obj, sd->x, sd->y);
2483 evas_object_resize(sd->event_obj, sd->w, sd->h);
2484 _smart_scrollbar_size_adjust(sd);
2488 _smart_add(Evas_Object *obj)
2493 sd = calloc(1, sizeof(Smart_Data));
2495 evas_object_smart_data_set(obj, sd);
2497 sd->smart_obj = obj;
2506 sd->hbar_flags = ELM_SMART_SCROLLER_POLICY_AUTO;
2507 sd->vbar_flags = ELM_SMART_SCROLLER_POLICY_AUTO;
2508 sd->hbar_visible = 1;
2509 sd->vbar_visible = 1;
2511 sd->bounce_horiz = 1;
2512 sd->bounce_vert = 1;
2514 sd->one_dir_at_a_time = 1;
2515 sd->momentum_animator_disabled = EINA_FALSE;
2516 sd->bounce_animator_disabled = EINA_FALSE;
2518 o = edje_object_add(evas_object_evas_get(obj));
2519 evas_object_propagate_events_set(o, 0);
2521 elm_smart_scroller_object_theme_set(NULL, obj, "scroller", "base", "default");
2522 edje_object_signal_callback_add(o, "drag", "elm.dragable.vbar", _smart_edje_drag_v, sd);
2523 edje_object_signal_callback_add(o, "drag,start", "elm.dragable.vbar", _smart_edje_drag_v_start, sd);
2524 edje_object_signal_callback_add(o, "drag,stop", "elm.dragable.vbar", _smart_edje_drag_v_stop, sd);
2525 edje_object_signal_callback_add(o, "drag,step", "elm.dragable.vbar", _smart_edje_drag_v, sd);
2526 edje_object_signal_callback_add(o, "drag,page", "elm.dragable.vbar", _smart_edje_drag_v, sd);
2527 edje_object_signal_callback_add(o, "drag", "elm.dragable.hbar", _smart_edje_drag_h, sd);
2528 edje_object_signal_callback_add(o, "drag,start", "elm.dragable.hbar", _smart_edje_drag_h_start, sd);
2529 edje_object_signal_callback_add(o, "drag,stop", "elm.dragable.hbar", _smart_edje_drag_h_stop, sd);
2530 edje_object_signal_callback_add(o, "drag,step", "elm.dragable.hbar", _smart_edje_drag_h, sd);
2531 edje_object_signal_callback_add(o, "drag,page", "elm.dragable.hbar", _smart_edje_drag_h, sd);
2532 evas_object_smart_member_add(o, obj);
2534 o = evas_object_rectangle_add(evas_object_evas_get(obj));
2536 evas_object_color_set(o, 0, 0, 0, 0);
2537 evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_WHEEL, _smart_event_wheel, sd);
2538 evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN, _smart_event_mouse_down, sd);
2539 evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_UP, _smart_event_mouse_up, sd);
2540 evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_MOVE, _smart_event_mouse_move, sd);
2541 evas_object_smart_member_add(o, obj);
2542 evas_object_repeat_events_set(o, 1);
2544 sd->pan_func.set = _elm_smart_pan_set;
2545 sd->pan_func.get = _elm_smart_pan_get;
2546 sd->pan_func.max_get = _elm_smart_pan_max_get;
2547 sd->pan_func.min_get = _elm_smart_pan_min_get;
2548 sd->pan_func.child_size_get = _elm_smart_pan_child_size_get;
2550 _smart_scrollbar_reset(sd);
2554 _smart_del(Evas_Object *obj)
2557 elm_smart_scroller_child_set(obj, NULL);
2558 if (!sd->extern_pan) evas_object_del(sd->pan_obj);
2559 evas_object_del(sd->edje_obj);
2560 evas_object_del(sd->event_obj);
2561 if (sd->down.hold_animator) ecore_animator_del(sd->down.hold_animator);
2562 if (sd->down.onhold_animator) ecore_animator_del(sd->down.onhold_animator);
2563 if (sd->down.momentum_animator) ecore_animator_del(sd->down.momentum_animator);
2564 if (sd->down.bounce_x_animator) ecore_animator_del(sd->down.bounce_x_animator);
2565 if (sd->down.bounce_y_animator) ecore_animator_del(sd->down.bounce_y_animator);
2566 if (sd->scrollto.x.animator) ecore_animator_del(sd->scrollto.x.animator);
2567 if (sd->scrollto.y.animator) ecore_animator_del(sd->scrollto.y.animator);
2569 evas_object_smart_data_set(obj, NULL);
2573 _smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
2578 _smart_reconfigure(sd);
2582 _smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
2587 _smart_reconfigure(sd);
2588 _elm_smart_scroller_wanted_region_set(obj);
2592 _smart_show(Evas_Object *obj)
2595 evas_object_show(sd->edje_obj);
2596 evas_object_show(sd->event_obj);
2600 _smart_hide(Evas_Object *obj)
2603 evas_object_hide(sd->edje_obj);
2604 evas_object_hide(sd->event_obj);
2608 _smart_color_set(Evas_Object *obj, int r, int g, int b, int a)
2611 evas_object_color_set(sd->edje_obj, r, g, b, a);
2615 _smart_clip_set(Evas_Object *obj, Evas_Object *clip)
2618 evas_object_clip_set(sd->edje_obj, clip);
2619 evas_object_clip_set(sd->event_obj, clip);
2623 _smart_clip_unset(Evas_Object *obj)
2626 evas_object_clip_unset(sd->edje_obj);
2627 evas_object_clip_unset(sd->event_obj);
2630 /* never need to touch this */
2637 static const Evas_Smart_Class sc =
2640 EVAS_SMART_CLASS_VERSION,
2658 _smart = evas_smart_class_new(&sc);