1 files changed, 518 insertions, 0 deletions

diff --git a/libraries/elementary/src/lib/elm_check.c b/libraries/elementary/src/lib/elm_check.c
new file mode 100644
index 0000000..e3f40b4
--- /dev/null
+++ b/libraries/elementary/src/lib/elm_check.c
@@ -0,0 +1,518 @@
+#include <Elementary.h>
+#include "elm_priv.h"
+
+typedef struct _Widget_Data Widget_Data;
+
+struct _Widget_Data
+{
+   Evas_Object *chk, *icon;
+   Eina_Bool state;
+   Eina_Bool *statep;
+   const char *label;
+   const char *ontext, *offtext;
+};
+
+static const char *widtype = NULL;
+static Eina_Bool _event_hook(Evas_Object *obj, Evas_Object *src,
+                             Evas_Callback_Type type, void *event_info);
+static void _del_hook(Evas_Object *obj);
+static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
+static void _theme_hook(Evas_Object *obj);
+static void _disable_hook(Evas_Object *obj);
+static void _sizing_eval(Evas_Object *obj);
+static void _changed_size_hints(void *data, Evas *e, Evas_Object *obj,
+                                void *event_info);
+static void _sub_del(void *data, Evas_Object *obj, void *event_info);
+static void _signal_check_off(void *data, Evas_Object *obj,
+                              const char *emission, const char *source);
+static void _signal_check_on(void *data, Evas_Object *obj,
+                             const char *emission, const char *source);
+static void _signal_check_toggle(void *data, Evas_Object *obj,
+                                 const char *emission, const char *source);
+static void _on_focus_hook(void *data, Evas_Object *obj);
+static void _activate_hook(Evas_Object *obj);
+static void _content_set_hook(Evas_Object *obj, const char *part,
+                              Evas_Object *content);
+static Evas_Object *_content_get_hook(const Evas_Object *obj, const char *part);
+static Evas_Object *_content_unset_hook(Evas_Object *obj, const char *part);
+static void _activate(Evas_Object *obj);
+static const char SIG_CHANGED[] = "changed";
+static const Evas_Smart_Cb_Description _signals[] = {
+       {SIG_CHANGED, ""},
+       {NULL, NULL}
+};
+
+static Eina_Bool
+_event_hook(Evas_Object *obj, Evas_Object *src __UNUSED__,
+            Evas_Callback_Type type, void *event_info)
+{
+   if (type != EVAS_CALLBACK_KEY_DOWN) return EINA_FALSE;
+   Evas_Event_Key_Down *ev = event_info;
+   if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return EINA_FALSE;
+   if (elm_widget_disabled_get(obj)) return EINA_FALSE;
+   if ((strcmp(ev->keyname, "Return")) &&
+       (strcmp(ev->keyname, "KP_Enter")) &&
+       (strcmp(ev->keyname, "space")))
+     return EINA_FALSE;
+   _activate(obj);
+   ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
+   return EINA_TRUE;
+}
+
+static void
+_del_hook(Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   if (wd->label) eina_stringshare_del(wd->label);
+   if (wd->ontext) eina_stringshare_del(wd->ontext);
+   if (wd->offtext) eina_stringshare_del(wd->offtext);
+   free(wd);
+}
+
+static void
+_on_focus_hook(void *data __UNUSED__, Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   if (elm_widget_focus_get(obj))
+     {
+        edje_object_signal_emit(wd->chk, "elm,action,focus", "elm");
+        evas_object_focus_set(wd->chk, EINA_TRUE);
+     }
+   else
+     {
+        edje_object_signal_emit(wd->chk, "elm,action,unfocus", "elm");
+        evas_object_focus_set(wd->chk, EINA_FALSE);
+     }
+}
+
+static void
+_mirrored_set(Evas_Object *obj, Eina_Bool rtl)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   edje_object_mirrored_set(wd->chk, rtl);
+}
+
+static void
+_theme_hook(Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   _elm_widget_mirrored_reload(obj);
+   _mirrored_set(obj, elm_widget_mirrored_get(obj));
+   _elm_theme_object_set(obj, wd->chk, "check", "base", elm_widget_style_get(obj));
+   if (wd->icon)
+     edje_object_signal_emit(wd->chk, "elm,state,icon,visible", "elm");
+   else
+     edje_object_signal_emit(wd->chk, "elm,state,icon,hidden", "elm");
+   if (wd->state)
+     edje_object_signal_emit(wd->chk, "elm,state,check,on", "elm");
+   else
+     edje_object_signal_emit(wd->chk, "elm,state,check,off", "elm");
+   if (wd->label)
+     edje_object_signal_emit(wd->chk, "elm,state,text,visible", "elm");
+   else
+     edje_object_signal_emit(wd->chk, "elm,state,text,hidden", "elm");
+   edje_object_part_text_escaped_set(wd->chk, "elm.text", wd->label);
+   edje_object_part_text_escaped_set(wd->chk, "elm.ontext", wd->ontext);
+   edje_object_part_text_escaped_set(wd->chk, "elm.offtext", wd->offtext);
+   if (elm_widget_disabled_get(obj))
+     edje_object_signal_emit(wd->chk, "elm,state,disabled", "elm");
+   edje_object_message_signal_process(wd->chk);
+   edje_object_scale_set(wd->chk, elm_widget_scale_get(obj) * _elm_config->scale);
+   _sizing_eval(obj);
+}
+
+static void
+_disable_hook(Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   if (elm_widget_disabled_get(obj))
+     edje_object_signal_emit(wd->chk, "elm,state,disabled", "elm");
+   else
+     edje_object_signal_emit(wd->chk, "elm,state,enabled", "elm");
+}
+
+static void
+_sizing_eval(Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
+   if (!wd) return;
+   elm_coords_finger_size_adjust(1, &minw, 1, &minh);
+   edje_object_size_min_restricted_calc(wd->chk, &minw, &minh, minw, minh);
+   elm_coords_finger_size_adjust(1, &minw, 1, &minh);
+   evas_object_size_hint_min_set(obj, minw, minh);
+   evas_object_size_hint_max_set(obj, maxw, maxh);
+}
+
+static void
+_changed_size_hints(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
+{
+   Widget_Data *wd = elm_widget_data_get(data);
+   if (!wd) return;
+   if (obj != wd->icon) return;
+   _sizing_eval(data);
+}
+
+static void
+_sub_del(void *data __UNUSED__, Evas_Object *obj, void *event_info)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Evas_Object *sub = event_info;
+   if (!wd) return;
+   if (sub == wd->icon)
+     {
+        edje_object_signal_emit(wd->chk, "elm,state,icon,hidden", "elm");
+        evas_object_event_callback_del_full(sub, EVAS_CALLBACK_CHANGED_SIZE_HINTS,
+                                            _changed_size_hints, obj);
+        wd->icon = NULL;
+        _sizing_eval(obj);
+        edje_object_message_signal_process(wd->chk);
+     }
+}
+
+static void
+_signal_check_off(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
+{
+   Widget_Data *wd = elm_widget_data_get(data);
+   if (!wd) return;
+   wd->state = EINA_FALSE;
+   if (wd->statep) *wd->statep = wd->state;
+   edje_object_signal_emit(wd->chk, "elm,state,check,off", "elm");
+   evas_object_smart_callback_call(data, SIG_CHANGED, NULL);
+}
+
+static void
+_signal_check_on(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
+{
+   Widget_Data *wd = elm_widget_data_get(data);
+   if (!wd) return;
+   wd->state = EINA_TRUE;
+   if (wd->statep) *wd->statep = wd->state;
+   edje_object_signal_emit(wd->chk, "elm,state,check,on", "elm");
+   evas_object_smart_callback_call(data, SIG_CHANGED, NULL);
+}
+
+static void
+_signal_check_toggle(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
+{
+   _activate(data);
+}
+
+static void
+_activate_hook(Evas_Object *obj)
+{
+   _activate(obj);
+}
+
+static void
+_signal_emit_hook(Evas_Object *obj, const char *emission, const char *source)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+
+   edje_object_signal_emit(wd->chk, emission, source);
+}
+
+static void
+_signal_callback_add_hook(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   edje_object_signal_callback_add(wd->chk, emission, source, func_cb, data);
+}
+
+static void
+_signal_callback_del_hook(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   edje_object_signal_callback_del_full(wd->chk, emission, source, func_cb,
+                                        data);
+}
+
+static void
+_content_set_hook(Evas_Object *obj, const char *part, Evas_Object *content)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd;
+
+   if (part && strcmp(part, "icon")) return;
+   wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   if (wd->icon == content) return;
+   if (wd->icon) evas_object_del(wd->icon);
+   wd->icon = content;
+   if (content)
+     {
+        elm_widget_sub_object_add(obj, content);
+        evas_object_event_callback_add(content,
+                                       EVAS_CALLBACK_CHANGED_SIZE_HINTS,
+                                       _changed_size_hints, obj);
+        edje_object_part_swallow(wd->chk, "elm.swallow.content", content);
+        edje_object_signal_emit(wd->chk, "elm,state,icon,visible", "elm");
+        edje_object_message_signal_process(wd->chk);
+     }
+   _sizing_eval(obj);
+}
+
+static Evas_Object *
+_content_get_hook(const Evas_Object *obj, const char *part)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+   Widget_Data *wd;
+
+   if (part && strcmp(part, "icon")) return NULL;
+   wd = elm_widget_data_get(obj);
+   if (!wd) return NULL;
+   return wd->icon;
+}
+
+static Evas_Object *
+_content_unset_hook(Evas_Object *obj, const char *part)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+   Widget_Data *wd;
+
+   if (part && strcmp(part, "icon")) return NULL;
+   wd = elm_widget_data_get(obj);
+   if (!wd) return NULL;
+   if (!wd->icon) return NULL;
+   Evas_Object *icon = wd->icon;
+   elm_widget_sub_object_del(obj, wd->icon);
+   edje_object_part_unswallow(wd->chk, icon);
+   return icon;
+}
+
+static void
+_activate(Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   if ((_elm_config->access_mode == ELM_ACCESS_MODE_OFF) ||
+       (_elm_access_2nd_click_timeout(obj)))
+     {
+        wd->state = !wd->state;
+        if (wd->statep) *wd->statep = wd->state;
+        if (wd->state)
+          {
+             edje_object_signal_emit(wd->chk, "elm,state,check,on", "elm");
+             if (_elm_config->access_mode != ELM_ACCESS_MODE_OFF)
+               {
+                  if (!wd->ontext)
+                    {
+                       _elm_access_say(E_("State: On"));
+                    }
+                  else
+                     _elm_access_say(E_("State: On"));
+               }
+          }
+        else
+          {
+             edje_object_signal_emit(wd->chk, "elm,state,check,off", "elm");
+             if (_elm_config->access_mode != ELM_ACCESS_MODE_OFF)
+               {
+                  if (!wd->offtext)
+                    {
+                       _elm_access_say(E_("State: Off"));
+                    }
+                  else
+                     _elm_access_say(E_("State: Off"));
+               }
+          }
+        evas_object_smart_callback_call(obj, SIG_CHANGED, NULL);
+     }
+}
+
+static void
+_elm_check_label_set(Evas_Object *obj, const char *item, const char *label)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   if ((!item) || (!strcmp(item, "default")))
+     {
+        eina_stringshare_replace(&wd->label, label);
+        if (label)
+           edje_object_signal_emit(wd->chk, "elm,state,text,visible", "elm");
+        else
+           edje_object_signal_emit(wd->chk, "elm,state,text,hidden", "elm");
+        edje_object_message_signal_process(wd->chk);
+        edje_object_part_text_escaped_set(wd->chk, "elm.text", label);
+     }
+   else if ((item) && (!strcmp(item, "on")))
+     {
+        eina_stringshare_replace(&wd->ontext, label);
+        edje_object_part_text_escaped_set(wd->chk, "elm.ontext", wd->ontext);
+     }
+   else if ((item) && (!strcmp(item, "off")))
+     {
+        eina_stringshare_replace(&wd->offtext, label);
+        edje_object_part_text_escaped_set(wd->chk, "elm.offtext", wd->offtext);
+     }
+   _sizing_eval(obj);
+}
+
+static const char *
+_elm_check_label_get(const Evas_Object *obj, const char *item)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return NULL;
+   if ((!item) || (!strcmp(item, "default")))
+      return wd->label;
+   else if ((item) && (!strcmp(item, "on")))
+      return wd->ontext;
+   else if ((item) && (!strcmp(item, "off")))
+      return wd->offtext;
+   return NULL;
+}
+
+static char *
+_access_info_cb(void *data __UNUSED__, Evas_Object *obj, Elm_Widget_Item *item __UNUSED__)
+{
+   const char *txt = elm_widget_access_info_get(obj);
+   if (!txt) txt = _elm_check_label_get(obj, NULL);
+   if (txt) return strdup(txt);
+   return NULL;
+}
+
+static char *
+_access_state_cb(void *data, Evas_Object *obj, Elm_Widget_Item *item __UNUSED__)
+{
+   Evas_Object *o = data;
+   Widget_Data *wd = elm_widget_data_get(o);
+   if (!wd) return NULL;
+   if (elm_widget_disabled_get(obj))
+     return strdup(E_("State: Disabled"));
+   if (wd->state)
+     {
+        if (wd->ontext)
+          {
+             char buf[1024];
+
+             snprintf(buf, sizeof(buf), "%s: %s", E_("State"), wd->ontext);
+             return strdup(buf);
+          }
+        else
+           return strdup(E_("State: On"));
+     }
+   if (wd->offtext)
+     {
+        char buf[1024];
+
+        snprintf(buf, sizeof(buf), "%s: %s", E_("State"), wd->offtext);
+        return strdup(buf);
+     }
+   return strdup(E_("State: Off"));
+}
+
+EAPI Evas_Object *
+elm_check_add(Evas_Object *parent)
+{
+   Evas_Object *obj;
+   Evas *e;
+   Widget_Data *wd;
+
+   ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
+
+   ELM_SET_WIDTYPE(widtype, "check");
+   elm_widget_type_set(obj, "check");
+   elm_widget_sub_object_add(parent, obj);
+   elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL);
+   elm_widget_data_set(obj, wd);
+   elm_widget_del_hook_set(obj, _del_hook);
+   elm_widget_theme_hook_set(obj, _theme_hook);
+   elm_widget_disable_hook_set(obj, _disable_hook);
+   elm_widget_can_focus_set(obj, EINA_TRUE);
+   elm_widget_activate_hook_set(obj, _activate_hook);
+   elm_widget_event_hook_set(obj, _event_hook);
+   elm_widget_signal_emit_hook_set(obj, _signal_emit_hook);
+   elm_widget_signal_callback_add_hook_set(obj, _signal_callback_add_hook);
+   elm_widget_signal_callback_del_hook_set(obj, _signal_callback_del_hook);
+   elm_widget_text_set_hook_set(obj, _elm_check_label_set);
+   elm_widget_text_get_hook_set(obj, _elm_check_label_get);
+   elm_widget_content_set_hook_set(obj, _content_set_hook);
+   elm_widget_content_get_hook_set(obj, _content_get_hook);
+   elm_widget_content_unset_hook_set(obj, _content_unset_hook);
+
+   wd->chk = edje_object_add(e);
+   _elm_theme_object_set(obj, wd->chk, "check", "base", "default");
+   edje_object_signal_callback_add(wd->chk, "elm,action,check,on", "",
+                                   _signal_check_on, obj);
+   edje_object_signal_callback_add(wd->chk, "elm,action,check,off", "",
+                                   _signal_check_off, obj);
+   edje_object_signal_callback_add(wd->chk, "elm,action,check,toggle", "",
+                                   _signal_check_toggle, obj);
+   elm_widget_resize_object_set(obj, wd->chk);
+
+   evas_object_smart_callback_add(obj, "sub-object-del", _sub_del, obj);
+
+   _mirrored_set(obj, elm_widget_mirrored_get(obj));
+   _sizing_eval(obj);
+
+   // TODO: convert Elementary to subclassing of Evas_Smart_Class
+   // TODO: and save some bytes, making descriptions per-class and not instance!
+   evas_object_smart_callbacks_descriptions_set(obj, _signals);
+
+   _elm_access_object_register(obj, wd->chk);
+   _elm_access_text_set(_elm_access_object_get(obj),
+                        ELM_ACCESS_TYPE, E_("Check"));
+   _elm_access_callback_set(_elm_access_object_get(obj),
+                            ELM_ACCESS_INFO, _access_info_cb, obj);
+   _elm_access_callback_set(_elm_access_object_get(obj),
+                            ELM_ACCESS_STATE, _access_state_cb, obj);
+   return obj;
+}
+
+EAPI void
+elm_check_state_set(Evas_Object *obj, Eina_Bool state)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   if (state != wd->state)
+     {
+        wd->state = state;
+        if (wd->statep) *wd->statep = wd->state;
+        if (wd->state)
+          edje_object_signal_emit(wd->chk, "elm,state,check,on", "elm");
+        else
+          edje_object_signal_emit(wd->chk, "elm,state,check,off", "elm");
+     }
+   edje_object_message_signal_process(wd->chk);
+}
+
+EAPI Eina_Bool
+elm_check_state_get(const Evas_Object *obj)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return EINA_FALSE;
+   return wd->state;
+}
+
+EAPI void
+elm_check_state_pointer_set(Evas_Object *obj, Eina_Bool *statep)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   if (statep)
+     {
+        wd->statep = statep;
+        if (*wd->statep != wd->state)
+          {
+             wd->state = *wd->statep;
+             if (wd->state)
+               edje_object_signal_emit(wd->chk, "elm,state,check,on", "elm");
+             else
+               edje_object_signal_emit(wd->chk, "elm,state,check,off", "elm");
+          }
+     }
+   else
+     wd->statep = NULL;
+}