427 lines
12 KiB
C
427 lines
12 KiB
C
#ifdef HAVE_CONFIG_H
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# include "elementary_config.h"
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#endif
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#include <Elementary.h>
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#include "elm_priv.h"
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#include "elm_widget_button.h"
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#include "elm_widget_layout.h"
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#define MY_CLASS ELM_OBJ_BUTTON_CLASS
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#define MY_CLASS_NAME "Elm_Button"
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#define MY_CLASS_NAME_LEGACY "elm_button"
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static const char SIG_CLICKED[] = "clicked";
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static const char SIG_REPEATED[] = "repeated";
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static const char SIG_PRESSED[] = "pressed";
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static const char SIG_UNPRESSED[] = "unpressed";
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/* smart callbacks coming from elm button objects (besides the ones
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* coming from elm layout): */
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static const Evas_Smart_Cb_Description _smart_callbacks[] = {
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{SIG_CLICKED, ""},
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{SIG_REPEATED, ""},
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{SIG_PRESSED, ""},
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{SIG_UNPRESSED, ""},
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{SIG_LAYOUT_FOCUSED, ""}, /**< handled by elm_layout */
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{SIG_LAYOUT_UNFOCUSED, ""}, /**< handled by elm_layout */
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{NULL, NULL}
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};
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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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{NULL, NULL}
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};
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static void _key_action_activate(Evas_Object *obj, const char *params);
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static const Elm_Action key_actions[] = {
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{"activate", _key_action_activate},
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{NULL, NULL}
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};
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static void
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_activate(Evas_Object *obj)
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{
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ELM_BUTTON_DATA_GET_OR_RETURN(obj, sd);
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ELM_SAFE_FREE(sd->timer, ecore_timer_del);
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sd->repeating = EINA_FALSE;
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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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{
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if (_elm_config->access_mode != ELM_ACCESS_MODE_OFF)
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_elm_access_say(E_("Clicked"));
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if (!elm_widget_disabled_get(obj) &&
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!evas_object_freeze_events_get(obj))
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evas_object_smart_callback_call(obj, SIG_CLICKED, NULL);
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}
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}
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EOLIAN static void
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_elm_button_elm_layout_sizing_eval(Eo *obj, Elm_Button_Data *_pd EINA_UNUSED)
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{
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ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
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Evas_Coord minw = -1, minh = -1;
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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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(wd->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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}
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EOLIAN static Eina_Bool
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_elm_button_elm_widget_activate(Eo *obj, Elm_Button_Data *_pd EINA_UNUSED, Elm_Activate act)
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{
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if (elm_widget_disabled_get(obj)) return EINA_FALSE;
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if (act != ELM_ACTIVATE_DEFAULT) return EINA_FALSE;
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if (evas_object_freeze_events_get(obj)) return EINA_FALSE;
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evas_object_smart_callback_call(obj, SIG_CLICKED, NULL);
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elm_layout_signal_emit(obj, "elm,anim,activate", "elm");
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return EINA_TRUE;
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}
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/* FIXME: replicated from elm_layout just because button'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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edje_object_message_signal_process(elm_layout_edje_get(obj));
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eo_do(obj, elm_obj_layout_sizing_eval());
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}
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/* FIXME: replicated from elm_layout just because button'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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EOLIAN static Eina_Bool
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_elm_button_elm_widget_theme_apply(Eo *obj, Elm_Button_Data *_pd EINA_UNUSED)
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{
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Eina_Bool int_ret = EINA_FALSE;
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eo_do_super(obj, MY_CLASS, elm_obj_widget_theme_apply(&int_ret));
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if (!int_ret) 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 button'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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EOLIAN static Eina_Bool
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_elm_button_elm_widget_sub_object_del(Eo *obj, Elm_Button_Data *_pd EINA_UNUSED, Evas_Object *sobj)
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{
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Eina_Bool int_ret = EINA_FALSE;
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eo_do_super(obj, MY_CLASS, elm_obj_widget_sub_object_del(sobj, &int_ret));
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if (!int_ret) 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 button'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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EOLIAN static Eina_Bool
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_elm_button_elm_container_content_set(Eo *obj, Elm_Button_Data *_pd EINA_UNUSED, const char *part, Evas_Object *content)
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{
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Eina_Bool int_ret = EINA_FALSE;
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eo_do_super(obj, MY_CLASS, elm_obj_container_content_set(part, content, &int_ret));
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if (!int_ret) 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 _key_action_activate(Evas_Object *obj, const char *params EINA_UNUSED)
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{
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elm_layout_signal_emit(obj, "elm,anim,activate", "elm");
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_activate(obj);
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}
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EOLIAN static Eina_Bool
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_elm_button_elm_widget_event(Eo *obj, Elm_Button_Data *_pd EINA_UNUSED, Evas_Object *src, Evas_Callback_Type type, void *event_info)
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{
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(void) src;
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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 (!_elm_config_key_binding_call(obj, ev, key_actions))
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return EINA_FALSE;
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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 void
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_on_clicked_signal(void *data,
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Evas_Object *obj EINA_UNUSED,
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const char *emission EINA_UNUSED,
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const char *source EINA_UNUSED)
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{
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_activate(data);
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}
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static Eina_Bool
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_autorepeat_send(void *data)
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{
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ELM_BUTTON_DATA_GET_OR_RETURN_VAL(data, sd, ECORE_CALLBACK_CANCEL);
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evas_object_smart_callback_call(data, SIG_REPEATED, NULL);
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if (!sd->repeating)
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{
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sd->timer = NULL;
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return ECORE_CALLBACK_CANCEL;
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}
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return ECORE_CALLBACK_RENEW;
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}
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static Eina_Bool
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_autorepeat_initial_send(void *data)
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{
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ELM_BUTTON_DATA_GET_OR_RETURN_VAL(data, sd, ECORE_CALLBACK_CANCEL);
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ELM_SAFE_FREE(sd->timer, ecore_timer_del);
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sd->repeating = EINA_TRUE;
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_autorepeat_send(data);
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sd->timer = ecore_timer_add(sd->ar_interval, _autorepeat_send, data);
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return ECORE_CALLBACK_CANCEL;
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}
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static void
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_on_pressed_signal(void *data,
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Evas_Object *obj EINA_UNUSED,
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const char *emission EINA_UNUSED,
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const char *source EINA_UNUSED)
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{
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ELM_BUTTON_DATA_GET_OR_RETURN(data, sd);
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if ((sd->autorepeat) && (!sd->repeating))
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{
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if (sd->ar_threshold <= 0.0)
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_autorepeat_initial_send(data); /* call immediately */
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else
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sd->timer = ecore_timer_add
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(sd->ar_threshold, _autorepeat_initial_send, data);
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}
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evas_object_smart_callback_call(data, SIG_PRESSED, NULL);
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}
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static void
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_on_unpressed_signal(void *data,
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Evas_Object *obj EINA_UNUSED,
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const char *emission EINA_UNUSED,
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const char *source EINA_UNUSED)
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{
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ELM_BUTTON_DATA_GET_OR_RETURN(data, sd);
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ELM_SAFE_FREE(sd->timer, ecore_timer_del);
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sd->repeating = EINA_FALSE;
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evas_object_smart_callback_call(data, SIG_UNPRESSED, NULL);
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}
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static char *
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_access_info_cb(void *data EINA_UNUSED, Evas_Object *obj)
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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 EINA_UNUSED, Evas_Object *obj)
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{
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if (elm_widget_disabled_get(obj))
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return strdup(E_("State: Disabled"));
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return NULL;
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}
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EOLIAN static void
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_elm_button_evas_smart_add(Eo *obj, Elm_Button_Data *_pd EINA_UNUSED)
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{
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ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
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eo_do_super(obj, MY_CLASS, evas_obj_smart_add());
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elm_widget_sub_object_parent_add(obj);
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edje_object_signal_callback_add
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(wd->resize_obj, "elm,action,click", "*",
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_on_clicked_signal, obj);
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edje_object_signal_callback_add
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(wd->resize_obj, "elm,action,press", "*",
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_on_pressed_signal, obj);
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edje_object_signal_callback_add
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(wd->resize_obj, "elm,action,unpress", "*",
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_on_unpressed_signal, obj);
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_elm_access_object_register(obj, wd->resize_obj);
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_elm_access_text_set
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(_elm_access_info_get(obj), ELM_ACCESS_TYPE, E_("Button"));
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_elm_access_callback_set
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(_elm_access_info_get(obj), ELM_ACCESS_INFO, _access_info_cb, NULL);
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_elm_access_callback_set
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(_elm_access_info_get(obj), ELM_ACCESS_STATE, _access_state_cb, obj);
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elm_widget_can_focus_set(obj, EINA_TRUE);
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if (!elm_layout_theme_set(obj, "button", "base", elm_widget_style_get(obj)))
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CRI("Failed to set layout!");
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}
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EOLIAN static const Elm_Layout_Part_Alias_Description*
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_elm_button_elm_layout_content_aliases_get(Eo *obj EINA_UNUSED, Elm_Button_Data *_pd EINA_UNUSED)
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{
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return _content_aliases;
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}
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EOLIAN static const Elm_Layout_Part_Alias_Description*
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_elm_button_elm_layout_text_aliases_get(Eo *obj EINA_UNUSED, Elm_Button_Data *_pd EINA_UNUSED)
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{
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return _text_aliases;
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}
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EAPI Evas_Object *
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elm_button_add(Evas_Object *parent)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
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Evas_Object *obj = eo_add(MY_CLASS, parent);
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eo_unref(obj);
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return obj;
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}
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EOLIAN static void
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_elm_button_eo_base_constructor(Eo *obj, Elm_Button_Data *_pd EINA_UNUSED)
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{
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eo_do_super(obj, MY_CLASS, eo_constructor());
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eo_do(obj,
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evas_obj_type_set(MY_CLASS_NAME_LEGACY),
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evas_obj_smart_callbacks_descriptions_set(_smart_callbacks, NULL));
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}
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EOLIAN static void
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_elm_button_autorepeat_set(Eo *obj EINA_UNUSED, Elm_Button_Data *sd, Eina_Bool on)
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{
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ELM_SAFE_FREE(sd->timer, ecore_timer_del);
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sd->autorepeat = on;
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sd->repeating = EINA_FALSE;
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}
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#define _AR_CAPABLE(obj) \
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(_internal_elm_button_admits_autorepeat_get(obj))
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static Eina_Bool
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_internal_elm_button_admits_autorepeat_get(const Evas_Object *obj)
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{
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Eina_Bool ret = EINA_FALSE;
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eo_do((Eo *) obj, elm_obj_button_admits_autorepeat_get(&ret));
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return ret;
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}
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EOLIAN static Eina_Bool
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_elm_button_admits_autorepeat_get(Eo *obj EINA_UNUSED, Elm_Button_Data *_pd EINA_UNUSED)
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{
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return EINA_TRUE;
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}
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EOLIAN static Eina_Bool
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_elm_button_autorepeat_get(Eo *obj, Elm_Button_Data *sd)
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{
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return (_AR_CAPABLE(obj) & sd->autorepeat);
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}
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EOLIAN static void
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_elm_button_autorepeat_initial_timeout_set(Eo *obj, Elm_Button_Data *sd, double t)
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{
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if (!_AR_CAPABLE(obj))
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{
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ERR("this widget does not support auto repetition of clicks.");
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return;
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}
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if (sd->ar_threshold == t) return;
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ELM_SAFE_FREE(sd->timer, ecore_timer_del);
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sd->ar_threshold = t;
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}
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EOLIAN static double
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_elm_button_autorepeat_initial_timeout_get(Eo *obj, Elm_Button_Data *sd)
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{
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if (!_AR_CAPABLE(obj))
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return 0.0;
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else
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return sd->ar_threshold;
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}
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EOLIAN static void
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_elm_button_autorepeat_gap_timeout_set(Eo *obj, Elm_Button_Data *sd, double t)
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{
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if (!_AR_CAPABLE(obj))
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{
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ERR("this widget does not support auto repetition of clicks.");
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return;
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}
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if (sd->ar_interval == t) return;
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sd->ar_interval = t;
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if ((sd->repeating) && (sd->timer)) ecore_timer_interval_set(sd->timer, t);
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}
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EOLIAN static double
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_elm_button_autorepeat_gap_timeout_get(Eo *obj EINA_UNUSED, Elm_Button_Data *sd)
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{
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return sd->ar_interval;
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}
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EOLIAN static Eina_Bool
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_elm_button_elm_widget_focus_next_manager_is(Eo *obj EINA_UNUSED, Elm_Button_Data *_pd EINA_UNUSED)
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{
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return EINA_FALSE;
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}
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EOLIAN static Eina_Bool
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_elm_button_elm_widget_focus_direction_manager_is(Eo *obj EINA_UNUSED, Elm_Button_Data *_pd EINA_UNUSED)
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{
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return EINA_FALSE;
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}
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static void
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_elm_button_class_constructor(Eo_Class *klass)
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{
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evas_smart_legacy_type_register(MY_CLASS_NAME_LEGACY, klass);
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}
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#include "elm_button.eo.c"
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