summaryrefslogtreecommitdiff
path: root/src/lib/elementary/efl_ui_widget_factory.c
blob: 1ae33b2cf2a9d036338ea34960c6195cf6c5287b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif

#define EFL_UI_WIDGET_PROTECTED
#define EFL_PART_PROTECTED

#include <Efl_Ui.h>
#include "elm_priv.h"
#include "efl_ui_property_bind_part.eo.h"

typedef struct _Efl_Ui_Widget_Factory_Data Efl_Ui_Widget_Factory_Data;
typedef struct _Efl_Ui_Widget_Factory_Request Efl_Ui_Widget_Factory_Request;
typedef struct _Efl_Ui_Bind_Part_Data Efl_Ui_Bind_Part_Data;
typedef struct _Efl_Ui_Property_Bind_Data Efl_Ui_Property_Bind_Data;

struct _Efl_Ui_Property_Bind_Data
{
   Eina_Stringshare *part_property;
   Eina_Stringshare *model_property;
};

struct _Efl_Ui_Bind_Part_Data
{
   Eina_Stringshare *part;

   Eina_List *properties;
};

struct _Efl_Ui_Widget_Factory_Data
{
   const Efl_Class *klass;

   Eina_Hash *parts;

   Eina_Stringshare *style;
};

struct _Efl_Ui_Widget_Factory_Request
{
   Efl_Ui_Widget_Factory_Data *pd;
   Eo *parent;
};

static void
_efl_ui_widget_factory_item_class_set(Eo *obj, Efl_Ui_Widget_Factory_Data *pd,
                                      const Efl_Class *klass)
{
   if (!efl_isa(klass, EFL_UI_VIEW_INTERFACE) ||
       !efl_isa(klass, EFL_UI_WIDGET_CLASS))
     {
        ERR("Provided class '%s' for factory '%s' doesn't implement '%s' and '%s' interfaces.",
            efl_class_name_get(klass),
            efl_class_name_get(obj),
            efl_class_name_get(EFL_UI_WIDGET_CLASS),
            efl_class_name_get(EFL_UI_VIEW_INTERFACE));
        return ;
     }
   pd->klass = klass;
}

static const Efl_Class *
_efl_ui_widget_factory_item_class_get(const Eo *obj EINA_UNUSED,
                                      Efl_Ui_Widget_Factory_Data *pd)
{
   return pd->klass;
}

static Efl_Ui_Widget *
_efl_ui_widget_create(const Efl_Class *klass, Eo *parent,
                      const char *style, Efl_Model *model,
                      const Eina_Hash *parts)
{
   Efl_Ui_Bind_Part_Data *bpd;
   Eina_Iterator *it;
   Efl_Ui_Widget *w;

   w = efl_add(klass, parent,
               style ? efl_ui_widget_style_set(efl_added, style) : (void) 0,
               efl_ui_view_model_set(efl_added, model));
   if (!parts) return w;

   it = eina_hash_iterator_data_new(parts);
   EINA_ITERATOR_FOREACH(it, bpd)
     {
        Efl_Ui_Property_Bind_Data *bppd;
        Eina_List *l;

        EINA_LIST_FOREACH(bpd->properties, l, bppd)
          efl_ui_property_bind(efl_part(w, bpd->part),
                               bppd->part_property,
                               bppd->model_property);
     }
   eina_iterator_free(it);

   return w;
}

static Eina_Value
_efl_ui_widget_factory_create_then(Eo *model, void *data, const Eina_Value v)
{
   Efl_Ui_Widget_Factory_Request *r = data;
   Efl_Ui_Widget *w;
   const char *string = NULL;

   if (!eina_value_string_get(&v, &string))
     return eina_value_error_init(EFL_MODEL_ERROR_NOT_SUPPORTED);

   w = _efl_ui_widget_create(r->pd->klass, r->parent, string, model, r->pd->parts);
   if (!w) return eina_value_error_init(ENOMEM);
   return eina_value_object_init(w);
}

static void
_efl_ui_widget_factory_single_cleanup(Eo *model, void *data EINA_UNUSED, const Eina_Future *dead_future EINA_UNUSED)
{
   efl_unref(model);
}

static void
_efl_ui_widget_factory_create_cleanup(Eo *o EINA_UNUSED, void *data, const Eina_Future *dead_future EINA_UNUSED)
{
   Efl_Ui_Widget_Factory_Request *r = data;

   efl_unref(r->parent);
   free(r);
}

static Eina_Future *
_efl_ui_widget_factory_efl_ui_factory_create(Eo *obj, Efl_Ui_Widget_Factory_Data *pd,
                                             Eina_Iterator *models, Efl_Gfx_Entity *parent)
{
   Efl_Ui_Widget_Factory_Request *r;
   Eina_Future **f;
   Efl_Model *model;
   int count = 0;

   if (!pd->klass)
     return efl_loop_future_rejected(obj, EFL_MODEL_ERROR_INCORRECT_VALUE);

   if (!pd->style)
     {
        Efl_Ui_Widget *w;
        Eina_Value r;

        eina_value_array_setup(&r, EINA_VALUE_TYPE_OBJECT, 4);

        EINA_ITERATOR_FOREACH(models, model)
          {
             w = _efl_ui_widget_create(pd->klass, parent, NULL, model, pd->parts);

             if (!w) return efl_loop_future_rejected(obj, ENOMEM);
             eina_value_array_append(&r, w);
          }
        eina_iterator_free(models);

        return efl_loop_future_resolved(obj, r);
     }

   r = calloc(1, sizeof (Efl_Ui_Widget_Factory_Request));
   if (!r) return efl_loop_future_rejected(obj, ENOMEM);

   r->pd = pd;
   r->parent = efl_ref(parent);

   f = calloc(count + 1, sizeof (Eina_Future *));
   if (!f) return efl_loop_future_rejected(obj, ENOMEM);

   EINA_ITERATOR_FOREACH(models, model)
     {
        f[count++] = efl_future_then(efl_ref(model), efl_model_property_ready_get(model, pd->style),
                                     .success = _efl_ui_widget_factory_create_then,
                                     .free = _efl_ui_widget_factory_single_cleanup);

        f = realloc(f, (count + 1) * sizeof (Eina_Future *));
        if (!f) return efl_loop_future_rejected(obj, ENOMEM);
     }
   eina_iterator_free(models);

   f[count] = EINA_FUTURE_SENTINEL;

   return efl_future_then(obj, eina_future_all_array(f),
                          .data = r,
                          .free = _efl_ui_widget_factory_create_cleanup);
}

static void
_efl_ui_widget_factory_efl_ui_factory_release(Eo *obj EINA_UNUSED,
                                              Efl_Ui_Widget_Factory_Data *pd EINA_UNUSED,
                                              Efl_Gfx_Entity *ui_view)
{
   // We do not cache or track this item, just get rid of them asap
   efl_del(ui_view);
}

Eina_Stringshare *_property_style_ss = NULL;

static Eina_Error
_efl_ui_widget_factory_efl_ui_property_bind_property_bind(Eo *obj, Efl_Ui_Widget_Factory_Data *pd,
                                                          const char *target, const char *property)
{
   if (_property_style_ss == target || !strcmp(target, _property_style_ss))
     {
        eina_stringshare_replace(&pd->style, property);
        efl_event_callback_call(obj, EFL_UI_PROPERTY_BIND_EVENT_PROPERTY_BOUND, (void*) _property_style_ss);
        return 0;
     }

   return EINVAL;
}


typedef struct _Efl_Ui_Property_Bind_Part_Data Efl_Ui_Property_Bind_Part_Data;
struct _Efl_Ui_Property_Bind_Part_Data
{
   Efl_Ui_Widget_Factory_Data *pd;
   Eina_Stringshare *name;
};

static Efl_Object *
_efl_ui_widget_factory_efl_part_part_get(const Eo *obj,
                                         Efl_Ui_Widget_Factory_Data *pd,
                                         const char *name)
{
   Efl_Ui_Property_Bind_Part_Data *ppd;
   Efl_Object *part;

   part = efl_add(EFL_UI_PROPERTY_BIND_PART_CLASS, (Eo*) obj);
   if (!part) return NULL;

   ppd = efl_data_scope_get(part, EFL_UI_PROPERTY_BIND_PART_CLASS);
   ppd->name = eina_stringshare_add(name);
   ppd->pd = pd;

   return part;
}

static void
_efl_ui_property_bind_part_efl_object_destructor(Eo *obj, Efl_Ui_Property_Bind_Part_Data *pd)
{
   eina_stringshare_replace(&pd->name, NULL);

   efl_destructor(efl_super(obj, EFL_UI_PROPERTY_BIND_PART_CLASS));
}

static Eina_Error
_efl_ui_property_bind_part_efl_ui_property_bind_property_bind(Eo *obj EINA_UNUSED,
                                                              Efl_Ui_Property_Bind_Part_Data *pd,
                                                              const char *key,
                                                              const char *property)
{
   Efl_Ui_Bind_Part_Data *bpd;
   Efl_Ui_Property_Bind_Data *bppd;

   if (!pd->pd)
     {
        EINA_LOG_ERR("Trying to bind part property without specifying which part");
        return ENOENT;
     }

   if (!pd->pd->parts)
     pd->pd->parts = eina_hash_stringshared_new(NULL);

   bpd = eina_hash_find(pd->pd->parts, pd->name);
   if (!bpd)
     {
        bpd = calloc(1, sizeof (Efl_Ui_Bind_Part_Data));
        if (!bpd) return ENOMEM;

        bpd->part = eina_stringshare_ref(pd->name);

        eina_hash_direct_add(pd->pd->parts, bpd->part, bpd);
     }

   bppd = calloc(1, sizeof (Efl_Ui_Property_Bind_Data));
   if (!bppd) return ENOMEM;

   bppd->part_property = eina_stringshare_add(key);
   bppd->model_property = eina_stringshare_add(property);

   bpd->properties = eina_list_append(bpd->properties, bppd);

   efl_event_callback_call(obj, EFL_UI_PROPERTY_BIND_EVENT_PROPERTY_BOUND, (void*) key);

   return 0;
}

#include "efl_ui_property_bind_part.eo.c"
#include "efl_ui_widget_factory.eo.c"