289 lines
7.6 KiB
C
289 lines
7.6 KiB
C
#include <Elementary.h>
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#include "elm_priv.h"
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#include "elm_widget_layout.h"
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static const char FRAME_SMART_NAME[] = "elm_frame";
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typedef struct _Elm_Frame_Smart_Data Elm_Frame_Smart_Data;
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struct _Elm_Frame_Smart_Data
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{
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Elm_Layout_Smart_Data base;
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Eina_Bool collapsed : 1;
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Eina_Bool collapsible : 1;
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Eina_Bool anim : 1;
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};
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static const char SIG_CLICKED[] = "clicked";
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static const Evas_Smart_Cb_Description _smart_callbacks[] = {
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{SIG_CLICKED, ""},
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{NULL, NULL}
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};
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#define ELM_FRAME_DATA_GET(o, sd) \
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Elm_Frame_Smart_Data * sd = evas_object_smart_data_get(o)
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#define ELM_FRAME_DATA_GET_OR_RETURN(o, ptr) \
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ELM_FRAME_DATA_GET(o, ptr); \
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if (!ptr) \
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{ \
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CRITICAL("No widget data for object %p (%s)", \
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o, evas_object_type_get(o)); \
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return; \
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}
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#define ELM_FRAME_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
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ELM_FRAME_DATA_GET(o, ptr); \
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if (!ptr) \
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{ \
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CRITICAL("No widget data for object %p (%s)", \
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o, evas_object_type_get(o)); \
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return val; \
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}
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#define ELM_FRAME_CHECK(obj) \
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if (!obj || !elm_widget_type_check((obj), FRAME_SMART_NAME, __func__)) \
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return
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static const Elm_Layout_Part_Alias_Description _content_aliases[] =
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{
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{"default", "elm.swallow.content"},
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{NULL, NULL}
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};
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static const Elm_Layout_Part_Alias_Description _text_aliases[] =
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{
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{"default", "elm.text"},
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{NULL, NULL}
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};
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/* Inheriting from elm_layout. Besides, we need no more than what is
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* there */
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EVAS_SMART_SUBCLASS_NEW
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(FRAME_SMART_NAME, _elm_frame, Elm_Layout_Smart_Class,
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Elm_Layout_Smart_Class, elm_layout_smart_class_get, _smart_callbacks);
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static void
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_sizing_eval(Evas_Object *obj,
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Elm_Frame_Smart_Data *sd)
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{
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Evas_Coord minw = -1, minh = -1;
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Evas_Coord cminw = -1, cminh = -1;
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edje_object_size_min_calc(ELM_WIDGET_DATA(sd)->resize_obj, &minw, &minh);
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evas_object_size_hint_min_get(obj, &cminw, &cminh);
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if ((minw == cminw) && (minh == cminh)) return;
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evas_object_size_hint_min_set(obj, minw, minh);
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evas_object_size_hint_max_set(obj, -1, -1);
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}
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static Eina_Bool
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_elm_frame_smart_focus_next(const Evas_Object *obj,
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Elm_Focus_Direction dir,
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Evas_Object **next)
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{
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Evas_Object *content;
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content = elm_layout_content_get(obj, NULL);
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if (!content) return EINA_FALSE;
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/* attempt to follow focus cycle into sub-object */
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return elm_widget_focus_next_get(content, dir, next);
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}
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static Eina_Bool
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_elm_frame_smart_focus_direction(const Evas_Object *obj,
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const Evas_Object *base,
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double degree,
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Evas_Object **direction,
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double *weight)
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{
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Evas_Object *content;
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content = elm_layout_content_get(obj, NULL);
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if (!content) return EINA_FALSE;
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/* Try to cycle focus on content */
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return elm_widget_focus_direction_get
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(content, base, degree, direction, weight);
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}
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static void
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_recalc(void *data,
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Evas_Object *obj __UNUSED__,
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void *event_info __UNUSED__)
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{
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elm_layout_sizing_eval(data);
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}
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static void
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_on_recalc_done(void *data,
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Evas_Object *obj __UNUSED__,
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const char *sig __UNUSED__,
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const char *src __UNUSED__)
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{
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ELM_FRAME_DATA_GET(data, sd);
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evas_object_smart_callback_del
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(ELM_WIDGET_DATA(sd)->resize_obj, "recalc", _recalc);
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sd->anim = EINA_FALSE;
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elm_layout_sizing_eval(data);
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}
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static void
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_on_frame_clicked(void *data,
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Evas_Object *obj __UNUSED__,
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const char *sig __UNUSED__,
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const char *src __UNUSED__)
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{
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ELM_FRAME_DATA_GET(data, sd);
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if (sd->anim) return;
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if (sd->collapsible)
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{
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evas_object_smart_callback_add
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(ELM_WIDGET_DATA(sd)->resize_obj, "recalc", _recalc, data);
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elm_layout_signal_emit(data, "elm,action,toggle", "elm");
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sd->collapsed++;
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sd->anim = EINA_TRUE;
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}
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evas_object_smart_callback_call(data, SIG_CLICKED, NULL);
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}
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/* using deferred sizing evaluation, just like the parent */
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static void
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_elm_frame_smart_calculate(Evas_Object *obj)
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{
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ELM_FRAME_DATA_GET(obj, sd);
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if (ELM_LAYOUT_DATA(sd)->needs_size_calc)
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{
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/* calling OWN sizing evaluate code here */
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_sizing_eval(obj, sd);
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ELM_LAYOUT_DATA(sd)->needs_size_calc = EINA_FALSE;
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}
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}
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static void
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_elm_frame_smart_add(Evas_Object *obj)
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{
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EVAS_SMART_DATA_ALLOC(obj, Elm_Frame_Smart_Data);
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ELM_WIDGET_CLASS(_elm_frame_parent_sc)->base.add(obj);
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edje_object_signal_callback_add
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(ELM_WIDGET_DATA(priv)->resize_obj, "elm,anim,done", "elm",
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_on_recalc_done, obj);
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edje_object_signal_callback_add
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(ELM_WIDGET_DATA(priv)->resize_obj, "elm,action,click", "elm",
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_on_frame_clicked, obj);
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elm_widget_can_focus_set(obj, EINA_FALSE);
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elm_layout_theme_set(obj, "frame", "base", elm_widget_style_get(obj));
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}
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static void
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_elm_frame_smart_set_user(Elm_Layout_Smart_Class *sc)
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{
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ELM_WIDGET_CLASS(sc)->base.add = _elm_frame_smart_add;
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ELM_WIDGET_CLASS(sc)->base.calculate = _elm_frame_smart_calculate;
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ELM_WIDGET_CLASS(sc)->focus_next = _elm_frame_smart_focus_next;
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ELM_WIDGET_CLASS(sc)->focus_direction = _elm_frame_smart_focus_direction;
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sc->content_aliases = _content_aliases;
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sc->text_aliases = _text_aliases;
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}
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EAPI Evas_Object *
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elm_frame_add(Evas_Object *parent)
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{
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Evas *e;
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Evas_Object *obj;
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EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
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e = evas_object_evas_get(parent);
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if (!e) return NULL;
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obj = evas_object_smart_add(e, _elm_frame_smart_class_new());
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if (!elm_widget_sub_object_add(parent, obj))
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ERR("could not add %p as sub object of %p", obj, parent);
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elm_layout_sizing_eval(obj);
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return obj;
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}
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EAPI void
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elm_frame_autocollapse_set(Evas_Object *obj,
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Eina_Bool autocollapse)
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{
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ELM_FRAME_CHECK(obj);
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ELM_FRAME_DATA_GET_OR_RETURN(obj, sd);
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sd->collapsible = !!autocollapse;
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}
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EAPI Eina_Bool
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elm_frame_autocollapse_get(const Evas_Object *obj)
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{
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ELM_FRAME_CHECK(obj) EINA_FALSE;
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ELM_FRAME_DATA_GET_OR_RETURN_VAL(obj, sd, EINA_FALSE);
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return sd->collapsible;
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}
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EAPI void
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elm_frame_collapse_set(Evas_Object *obj,
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Eina_Bool collapse)
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{
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ELM_FRAME_CHECK(obj);
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ELM_FRAME_DATA_GET_OR_RETURN(obj, sd);
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collapse = !!collapse;
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if (sd->collapsed == collapse) return;
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elm_layout_signal_emit(obj, "elm,action,switch", "elm");
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edje_object_message_signal_process(ELM_WIDGET_DATA(sd)->resize_obj);
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sd->collapsed = !!collapse;
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sd->anim = EINA_FALSE;
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_sizing_eval(obj, sd);
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}
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EAPI void
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elm_frame_collapse_go(Evas_Object *obj,
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Eina_Bool collapse)
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{
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ELM_FRAME_CHECK(obj);
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ELM_FRAME_DATA_GET_OR_RETURN(obj, sd);
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collapse = !!collapse;
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if (sd->collapsed == collapse) return;
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elm_layout_signal_emit(obj, "elm,action,toggle", "elm");
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evas_object_smart_callback_add
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(ELM_WIDGET_DATA(sd)->resize_obj, "recalc", _recalc, obj);
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sd->collapsed = collapse;
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sd->anim = EINA_TRUE;
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}
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EAPI Eina_Bool
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elm_frame_collapse_get(const Evas_Object *obj)
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{
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ELM_FRAME_CHECK(obj) EINA_FALSE;
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ELM_FRAME_DATA_GET_OR_RETURN_VAL(obj, sd, EINA_FALSE);
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return sd->collapsed;
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}
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