1 #ifndef ELM_WIDGET_PHOTO_H
2 #define ELM_WIDGET_PHOTO_H
3 
4 #include "Elementary.h"
5 
6 /* DO NOT USE THIS HEADER UNLESS YOU ARE PREPARED FOR BREAKING OF YOUR
7  * CODE. THIS IS ELEMENTARY'S INTERNAL WIDGET API (for now) AND IS NOT
8  * FINAL. CALL elm_widget_api_check(ELM_INTERNAL_API_VERSION) TO CHECK
9  * IT AT RUNTIME.
10  */
11 
12 /**
13  * @addtogroup Widget
14  * @{
15  *
16  * @section elm-photo-class The Elementary Photo Class
17  *
18  * Elementary, besides having the @ref Photo widget, exposes its
19  * foundation -- the Elementary Photo Class -- in order to create
20  * other widgets which are a photo with some more logic on top.
21  */
22 
23 /**
24  * Base widget smart data extended with photo instance data.
25  */
26 typedef struct _Elm_Photo_Data Elm_Photo_Data;
27 
28 struct _Elm_Photo_Data
29 {
30    Evas_Object          *icon;
31    int                   size;
32    Ecore_Timer          *long_press_timer;
33 
34    struct
35    {
36       struct
37       {
38          const char *path;
39          const char *key;
40       } file, thumb;
41    } thumb;
42 
43    Eina_Bool             fill_inside: 1;
44    Eina_Bool             drag_started: 1; /**< set true when drag started */
45 };
46 
47 /**
48  * @}
49  */
50 
51 #define ELM_PHOTO_DATA_GET(o, sd) \
52   Elm_Photo_Data * sd = efl_data_scope_get(o, ELM_PHOTO_CLASS)
53 
54 #define ELM_PHOTO_DATA_GET_OR_RETURN(o, ptr)         \
55   ELM_PHOTO_DATA_GET(o, ptr);                        \
56   if (EINA_UNLIKELY(!ptr))                           \
57     {                                                \
58        ERR("No widget data for object %p (%s)",      \
59            o, evas_object_type_get(o));              \
60        return;                                       \
61     }
62 
63 #define ELM_PHOTO_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
64   ELM_PHOTO_DATA_GET(o, ptr);                         \
65   if (EINA_UNLIKELY(!ptr))                            \
66     {                                                 \
67        ERR("No widget data for object %p (%s)",       \
68            o, evas_object_type_get(o));               \
69        return val;                                    \
70     }
71 
72 #define ELM_PHOTO_CHECK(obj)                              \
73   if (EINA_UNLIKELY(!efl_isa((obj), ELM_PHOTO_CLASS))) \
74     return
75 
76 #endif
77