433 lines
12 KiB
C
433 lines
12 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 CHECK_SMART_NAME[] = "elm_check";
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typedef struct _Elm_Check_Smart_Data Elm_Check_Smart_Data;
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struct _Elm_Check_Smart_Data
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{
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Elm_Layout_Smart_Data base;
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Eina_Bool state;
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Eina_Bool *statep;
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};
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#define ELM_CHECK_DATA_GET(o, sd) \
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Elm_Check_Smart_Data * sd = evas_object_smart_data_get(o)
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#define ELM_CHECK_DATA_GET_OR_RETURN(o, ptr) \
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ELM_CHECK_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_CHECK_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
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ELM_CHECK_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_CHECK_CHECK(obj) \
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if (!obj || !elm_widget_type_check((obj), CHECK_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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{"icon", "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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{"on", "elm.ontext"},
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{"off", "elm.offtext"},
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{NULL, NULL}
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};
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static const char SIG_CHANGED[] = "changed";
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/* smart callbacks coming from elm check objects: */
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static const Evas_Smart_Cb_Description _smart_callbacks[] = {
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{SIG_CHANGED, ""},
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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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(CHECK_SMART_NAME, _elm_check, 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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_activate(Evas_Object *obj)
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{
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ELM_CHECK_DATA_GET(obj, sd);
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if ((_elm_config->access_mode != ELM_ACCESS_MODE_OFF) &&
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(!_elm_access_2nd_click_timeout(obj)))
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return;
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sd->state = !sd->state;
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if (sd->statep) *sd->statep = sd->state;
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if (sd->state)
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{
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elm_layout_signal_emit(obj, "elm,state,check,on", "elm");
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if (_elm_config->access_mode != ELM_ACCESS_MODE_OFF)
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{
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if (!elm_layout_text_get(obj, "on"))
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{
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_elm_access_say(E_("State: On"));
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}
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else
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_elm_access_say(E_("State: On"));
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}
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}
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else
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{
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elm_layout_signal_emit(obj, "elm,state,check,off", "elm");
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if (_elm_config->access_mode != ELM_ACCESS_MODE_OFF)
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{
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if (!elm_layout_text_get(obj, "off"))
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{
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_elm_access_say(E_("State: Off"));
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}
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else
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_elm_access_say(E_("State: Off"));
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}
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}
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evas_object_smart_callback_call(obj, SIG_CHANGED, NULL);
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}
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/* FIXME: replicated from elm_layout just because check's icon spot
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* is elm.swallow.content, not elm.swallow.icon. Fix that whenever we
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* can changed the theme API */
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static void
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_icon_signal_emit(Evas_Object *obj)
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{
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char buf[64];
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snprintf(buf, sizeof(buf), "elm,state,icon,%s",
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elm_layout_content_get(obj, "icon") ? "visible" : "hidden");
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elm_layout_signal_emit(obj, buf, "elm");
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}
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/* FIXME: replicated from elm_layout just because check's icon spot
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* is elm.swallow.content, not elm.swallow.icon. Fix that whenever we
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* can changed the theme API */
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static Eina_Bool
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_elm_check_smart_sub_object_del(Evas_Object *obj,
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Evas_Object *sobj)
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{
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if (!ELM_WIDGET_CLASS(_elm_check_parent_sc)->sub_object_del(obj, sobj))
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return EINA_FALSE;
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_icon_signal_emit(obj);
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return EINA_TRUE;
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}
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/* FIXME: replicated from elm_layout just because check's icon spot
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* is elm.swallow.content, not elm.swallow.icon. Fix that whenever we
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* can changed the theme API */
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static Eina_Bool
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_elm_check_smart_content_set(Evas_Object *obj,
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const char *part,
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Evas_Object *content)
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{
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if (!ELM_CONTAINER_CLASS(_elm_check_parent_sc)->content_set
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(obj, part, content))
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return EINA_FALSE;
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_icon_signal_emit(obj);
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return EINA_TRUE;
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}
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static void
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_elm_check_smart_sizing_eval(Evas_Object *obj)
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{
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Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
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ELM_CHECK_DATA_GET(obj, sd);
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elm_coords_finger_size_adjust(1, &minw, 1, &minh);
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edje_object_size_min_restricted_calc
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(ELM_WIDGET_DATA(sd)->resize_obj, &minw, &minh, minw, minh);
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elm_coords_finger_size_adjust(1, &minw, 1, &minh);
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evas_object_size_hint_min_set(obj, minw, minh);
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evas_object_size_hint_max_set(obj, maxw, maxh);
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}
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static Eina_Bool
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_elm_check_smart_event(Evas_Object *obj,
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Evas_Object *src __UNUSED__,
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Evas_Callback_Type type,
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void *event_info)
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{
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Evas_Event_Key_Down *ev = event_info;
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if (elm_widget_disabled_get(obj)) return EINA_FALSE;
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if (type != EVAS_CALLBACK_KEY_DOWN) return EINA_FALSE;
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if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return EINA_FALSE;
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if ((strcmp(ev->keyname, "Return")) &&
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(strcmp(ev->keyname, "KP_Enter")) &&
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(strcmp(ev->keyname, "space")))
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return EINA_FALSE;
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_activate(obj);
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ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
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return EINA_TRUE;
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}
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static Eina_Bool
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_elm_check_smart_theme(Evas_Object *obj)
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{
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ELM_CHECK_DATA_GET(obj, sd);
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if (!ELM_WIDGET_CLASS(_elm_check_parent_sc)->theme(obj)) return EINA_FALSE;
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if (!sd->state) elm_layout_signal_emit(obj, "elm,state,check,off", "elm");
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else elm_layout_signal_emit(obj, "elm,state,check,on", "elm");
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edje_object_message_signal_process(ELM_WIDGET_DATA(sd)->resize_obj);
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/* FIXME: replicated from elm_layout just because check's icon spot
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* is elm.swallow.content, not elm.swallow.icon. Fix that whenever
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* we can changed the theme API */
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_icon_signal_emit(obj);
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elm_layout_sizing_eval(obj);
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return EINA_TRUE;
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}
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static char *
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_access_info_cb(void *data __UNUSED__,
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Evas_Object *obj,
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Elm_Widget_Item *item __UNUSED__)
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{
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const char *txt = elm_widget_access_info_get(obj);
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if (!txt) txt = elm_layout_text_get(obj, NULL);
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if (txt) return strdup(txt);
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return NULL;
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}
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static char *
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_access_state_cb(void *data,
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Evas_Object *obj,
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Elm_Widget_Item *item __UNUSED__)
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{
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Elm_Check_Smart_Data *sd = data;
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const char *on_text, *off_text;
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if (elm_widget_disabled_get(obj))
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return strdup(E_("State: Disabled"));
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if (sd->state)
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{
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on_text = elm_layout_text_get(ELM_WIDGET_DATA(sd)->obj, "on");
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if (on_text)
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{
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char buf[1024];
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snprintf(buf, sizeof(buf), "%s: %s", E_("State"), on_text);
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return strdup(buf);
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}
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else
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return strdup(E_("State: On"));
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}
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off_text = elm_layout_text_get(ELM_WIDGET_DATA(sd)->obj, "off");
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if (off_text)
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{
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char buf[1024];
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snprintf(buf, sizeof(buf), "%s: %s", E_("State"), off_text);
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return strdup(buf);
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}
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return strdup(E_("State: Off"));
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}
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static void
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_on_check_off(void *data,
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Evas_Object *o __UNUSED__,
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const char *emission __UNUSED__,
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const char *source __UNUSED__)
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{
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Evas_Object *obj = data;
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ELM_CHECK_DATA_GET(obj, sd);
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sd->state = EINA_FALSE;
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if (sd->statep) *sd->statep = sd->state;
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elm_layout_signal_emit(obj, "elm,state,check,off", "elm");
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evas_object_smart_callback_call(data, SIG_CHANGED, NULL);
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}
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static void
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_on_check_on(void *data,
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Evas_Object *o __UNUSED__,
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const char *emission __UNUSED__,
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const char *source __UNUSED__)
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{
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Evas_Object *obj = data;
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ELM_CHECK_DATA_GET(obj, sd);
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sd->state = EINA_TRUE;
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if (sd->statep) *sd->statep = sd->state;
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elm_layout_signal_emit(obj, "elm,state,check,on", "elm");
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evas_object_smart_callback_call(data, SIG_CHANGED, NULL);
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}
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static void
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_on_check_toggle(void *data,
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Evas_Object *o __UNUSED__,
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const char *emission __UNUSED__,
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const char *source __UNUSED__)
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{
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_activate(data);
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}
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static void
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_elm_check_smart_add(Evas_Object *obj)
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{
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EVAS_SMART_DATA_ALLOC(obj, Elm_Check_Smart_Data);
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ELM_WIDGET_CLASS(_elm_check_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,action,check,on", "",
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_on_check_on, obj);
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edje_object_signal_callback_add
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(ELM_WIDGET_DATA(priv)->resize_obj, "elm,action,check,off", "",
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_on_check_off, obj);
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edje_object_signal_callback_add
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(ELM_WIDGET_DATA(priv)->resize_obj, "elm,action,check,toggle", "",
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_on_check_toggle, obj);
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_elm_access_object_register(obj, ELM_WIDGET_DATA(priv)->resize_obj);
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_elm_access_text_set
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(_elm_access_object_get(obj), ELM_ACCESS_TYPE, E_("Check"));
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_elm_access_callback_set
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(_elm_access_object_get(obj), ELM_ACCESS_INFO, _access_info_cb, priv);
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_elm_access_callback_set
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(_elm_access_object_get(obj), ELM_ACCESS_STATE, _access_state_cb, priv);
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elm_widget_can_focus_set(obj, EINA_TRUE);
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}
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static void
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_elm_check_smart_set_user(Elm_Layout_Smart_Class *sc)
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{
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ELM_WIDGET_CLASS(sc)->base.add = _elm_check_smart_add;
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ELM_WIDGET_CLASS(sc)->theme = _elm_check_smart_theme;
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ELM_WIDGET_CLASS(sc)->event = _elm_check_smart_event;
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ELM_WIDGET_CLASS(sc)->sub_object_del = _elm_check_smart_sub_object_del;
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/* not a 'focus chain manager' */
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ELM_WIDGET_CLASS(sc)->focus_next = NULL;
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ELM_WIDGET_CLASS(sc)->focus_direction = NULL;
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ELM_CONTAINER_CLASS(sc)->content_set = _elm_check_smart_content_set;
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sc->sizing_eval = _elm_check_smart_sizing_eval;
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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_check_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_check_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_theme_set(obj, "check", "base", elm_widget_style_get(obj));
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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_check_state_set(Evas_Object *obj,
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Eina_Bool state)
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{
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ELM_CHECK_CHECK(obj);
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ELM_CHECK_DATA_GET(obj, sd);
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if (state != sd->state)
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{
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sd->state = state;
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if (sd->statep) *sd->statep = sd->state;
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if (sd->state)
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elm_layout_signal_emit(obj, "elm,state,check,on", "elm");
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else
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elm_layout_signal_emit(obj, "elm,state,check,off", "elm");
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}
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edje_object_message_signal_process(ELM_WIDGET_DATA(sd)->resize_obj);
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}
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EAPI Eina_Bool
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elm_check_state_get(const Evas_Object *obj)
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{
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ELM_CHECK_CHECK(obj) EINA_FALSE;
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ELM_CHECK_DATA_GET(obj, sd);
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return sd->state;
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}
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EAPI void
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elm_check_state_pointer_set(Evas_Object *obj,
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Eina_Bool *statep)
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{
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ELM_CHECK_CHECK(obj);
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ELM_CHECK_DATA_GET(obj, sd);
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if (statep)
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{
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sd->statep = statep;
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if (*sd->statep != sd->state)
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{
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sd->state = *sd->statep;
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if (sd->state)
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elm_layout_signal_emit(obj, "elm,state,check,on", "elm");
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else
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elm_layout_signal_emit(obj, "elm,state,check,off", "elm");
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}
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}
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else
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sd->statep = NULL;
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}
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