1 #ifdef HAVE_CONFIG_H
2 # include "elementary_config.h"
3 #endif
4
5 #include <Elementary.h>
6 #include "elm_priv.h"
7
8 #define MY_CLASS EFL_UI_RADIO_GROUP_IMPL_CLASS
9
10 static Eina_Hash *radio_group_map;
11
12 typedef struct {
13 Efl_Ui_Radio *selected;
14 Efl_Ui_Radio *fallback_object;
15 Eina_List *registered_set;
16 Eina_Bool in_value_change;
17 } Efl_Ui_Radio_Group_Impl_Data;
18
19 EOLIAN static void
_efl_ui_radio_group_impl_efl_ui_single_selectable_allow_manual_deselection_set(Eo * obj EINA_UNUSED,Efl_Ui_Radio_Group_Impl_Data * pd EINA_UNUSED,Eina_Bool allow_manual_deselection EINA_UNUSED)20 _efl_ui_radio_group_impl_efl_ui_single_selectable_allow_manual_deselection_set(Eo *obj EINA_UNUSED, Efl_Ui_Radio_Group_Impl_Data *pd EINA_UNUSED, Eina_Bool allow_manual_deselection EINA_UNUSED)
21 {
22 if (allow_manual_deselection == EINA_FALSE)
23 ERR("This is right now not supported.");
24 }
25
26 EOLIAN static Eina_Bool
_efl_ui_radio_group_impl_efl_ui_single_selectable_allow_manual_deselection_get(const Eo * obj EINA_UNUSED,Efl_Ui_Radio_Group_Impl_Data * pd EINA_UNUSED)27 _efl_ui_radio_group_impl_efl_ui_single_selectable_allow_manual_deselection_get(const Eo *obj EINA_UNUSED, Efl_Ui_Radio_Group_Impl_Data *pd EINA_UNUSED)
28 {
29 return EINA_FALSE;
30 }
31
32 EOLIAN static void
_efl_ui_radio_group_impl_efl_ui_single_selectable_fallback_selection_set(Eo * obj EINA_UNUSED,Efl_Ui_Radio_Group_Impl_Data * pd,Efl_Ui_Selectable * fallback)33 _efl_ui_radio_group_impl_efl_ui_single_selectable_fallback_selection_set(Eo *obj EINA_UNUSED, Efl_Ui_Radio_Group_Impl_Data *pd, Efl_Ui_Selectable *fallback)
34 {
35 pd->fallback_object = fallback;
36
37 if (!pd->selected)
38 efl_ui_selectable_selected_set(pd->fallback_object, EINA_TRUE);
39 }
40
41 EOLIAN static Efl_Ui_Selectable*
_efl_ui_radio_group_impl_efl_ui_single_selectable_fallback_selection_get(const Eo * obj EINA_UNUSED,Efl_Ui_Radio_Group_Impl_Data * pd)42 _efl_ui_radio_group_impl_efl_ui_single_selectable_fallback_selection_get(const Eo *obj EINA_UNUSED, Efl_Ui_Radio_Group_Impl_Data *pd)
43 {
44 return pd->fallback_object;
45 }
46
47 EOLIAN static Efl_Ui_Radio*
_efl_ui_radio_group_impl_efl_ui_single_selectable_last_selected_get(const Eo * obj EINA_UNUSED,Efl_Ui_Radio_Group_Impl_Data * pd)48 _efl_ui_radio_group_impl_efl_ui_single_selectable_last_selected_get(const Eo *obj EINA_UNUSED, Efl_Ui_Radio_Group_Impl_Data *pd)
49 {
50 return pd->selected;
51 }
52
53 EOLIAN static void
_efl_ui_radio_group_impl_efl_ui_radio_group_selected_value_set(Eo * obj EINA_UNUSED,Efl_Ui_Radio_Group_Impl_Data * pd,int selected_value)54 _efl_ui_radio_group_impl_efl_ui_radio_group_selected_value_set(Eo *obj EINA_UNUSED, Efl_Ui_Radio_Group_Impl_Data *pd, int selected_value)
55 {
56 Efl_Ui_Radio *reged;
57 Eina_List *n;
58
59 EINA_LIST_FOREACH(pd->registered_set, n, reged)
60 {
61 if (efl_ui_radio_state_value_get(reged) == selected_value)
62 {
63 efl_ui_selectable_selected_set(reged, EINA_TRUE);
64 return;
65 }
66 }
67 ERR("Value %d not assosiated with any radio button", selected_value);
68 }
69
70 EOLIAN static int
_efl_ui_radio_group_impl_efl_ui_radio_group_selected_value_get(const Eo * obj EINA_UNUSED,Efl_Ui_Radio_Group_Impl_Data * pd)71 _efl_ui_radio_group_impl_efl_ui_radio_group_selected_value_get(const Eo *obj EINA_UNUSED, Efl_Ui_Radio_Group_Impl_Data *pd)
72 {
73 return pd->selected ? efl_ui_radio_state_value_get(pd->selected) : -1;
74 }
75
76 static void
_selected_cb(void * data,const Efl_Event * ev)77 _selected_cb(void *data, const Efl_Event *ev)
78 {
79 Efl_Ui_Radio_Group_Impl_Data *pd = efl_data_scope_safe_get(data, EFL_UI_RADIO_GROUP_IMPL_CLASS);
80 EINA_SAFETY_ON_NULL_RETURN(pd);
81
82 if (efl_ui_selectable_selected_get(ev->object))
83 {
84 if (pd->selected)
85 {
86 pd->in_value_change = EINA_TRUE;
87 efl_ui_selectable_selected_set(pd->selected, EINA_FALSE);
88 }
89 pd->in_value_change = EINA_FALSE;
90 EINA_SAFETY_ON_FALSE_RETURN(!pd->selected);
91 pd->selected = ev->object;
92 }
93 else
94 {
95 //if something was unselected, we need to make sure that we are unsetting the internal pointer to NULL
96 if (pd->selected == ev->object)
97 {
98 pd->selected = NULL;
99 }
100 //checkout if we want to do fallback handling
101 if (!pd->in_value_change)
102 {
103 if (!pd->selected && pd->fallback_object)
104 efl_ui_selectable_selected_set(pd->fallback_object, EINA_TRUE);
105 }
106 }
107
108 if (!pd->in_value_change)
109 {
110 int value;
111 if (pd->selected)
112 value = efl_ui_radio_state_value_get(pd->selected);
113 else
114 value = -1;
115 efl_event_callback_call(data, EFL_UI_RADIO_GROUP_EVENT_VALUE_CHANGED, &value);
116 efl_event_callback_call(data, EFL_UI_SELECTABLE_EVENT_SELECTION_CHANGED, NULL);
117 }
118 }
119
120 static void
_invalidate_cb(void * data,const Efl_Event * ev)121 _invalidate_cb(void *data, const Efl_Event *ev)
122 {
123 efl_ui_radio_group_unregister(data, ev->object);
124 }
125
126 EFL_CALLBACKS_ARRAY_DEFINE(radio_btn_cb,
127 {EFL_UI_EVENT_SELECTED_CHANGED, _selected_cb},
128 {EFL_EVENT_INVALIDATE, _invalidate_cb},
129 )
130
131 EOLIAN static void
_efl_ui_radio_group_impl_efl_ui_radio_group_register(Eo * obj,Efl_Ui_Radio_Group_Impl_Data * pd,Efl_Ui_Radio * radio)132 _efl_ui_radio_group_impl_efl_ui_radio_group_register(Eo *obj, Efl_Ui_Radio_Group_Impl_Data *pd, Efl_Ui_Radio *radio)
133 {
134 Efl_Ui_Radio *reged;
135 Eina_List *n;
136
137 if (eina_hash_find(radio_group_map, &radio))
138 {
139 ERR("Radio button %p is already part of another group", radio);
140 return;
141 }
142
143 EINA_LIST_FOREACH(pd->registered_set, n, reged)
144 {
145 EINA_SAFETY_ON_TRUE_RETURN(radio == reged);
146 EINA_SAFETY_ON_TRUE_RETURN(efl_ui_radio_state_value_get(radio) == efl_ui_radio_state_value_get(reged));
147 }
148 EINA_SAFETY_ON_TRUE_RETURN(efl_ui_radio_state_value_get(radio) == -1);
149
150 pd->registered_set = eina_list_append(pd->registered_set, radio);
151 eina_hash_add(radio_group_map, &radio, obj);
152 efl_event_callback_array_add(radio, radio_btn_cb(), obj);
153 }
154
155 EOLIAN static void
_efl_ui_radio_group_impl_efl_ui_radio_group_unregister(Eo * obj,Efl_Ui_Radio_Group_Impl_Data * pd,Efl_Ui_Radio * radio)156 _efl_ui_radio_group_impl_efl_ui_radio_group_unregister(Eo *obj, Efl_Ui_Radio_Group_Impl_Data *pd, Efl_Ui_Radio *radio)
157 {
158 if (pd->selected == radio)
159 efl_ui_selectable_selected_set(pd->selected, EINA_FALSE);
160
161 efl_event_callback_array_del(radio, radio_btn_cb(), obj);
162 pd->registered_set = eina_list_remove(pd->registered_set, radio);
163 eina_hash_del(radio_group_map, &radio, obj);
164 }
165
166 EOLIAN static void
_efl_ui_radio_group_impl_efl_object_destructor(Eo * obj,Efl_Ui_Radio_Group_Impl_Data * pd)167 _efl_ui_radio_group_impl_efl_object_destructor(Eo *obj, Efl_Ui_Radio_Group_Impl_Data *pd)
168 {
169 Eo *radio;
170
171 EINA_LIST_FREE(pd->registered_set, radio)
172 {
173 efl_event_callback_array_del(radio, radio_btn_cb(), obj);
174 eina_hash_del(radio_group_map, &radio, obj);
175 }
176 efl_destructor(efl_super(obj, MY_CLASS));
177 }
178
179 void
_efl_ui_radio_group_impl_class_constructor(Efl_Class * klass EINA_UNUSED)180 _efl_ui_radio_group_impl_class_constructor(Efl_Class *klass EINA_UNUSED)
181 {
182 radio_group_map = eina_hash_pointer_new(NULL);
183 }
184
185 #include "efl_ui_radio_group_impl.eo.c"
186