src/edje_externals/elm_scroller.c

   1 #include "private.h"
   2 #include <assert.h>
   3
   4
   5 typedef struct _Elm_Params_Scroller Elm_Params_Scroller;
   6
   7 struct _Elm_Params_Scroller {
   8         Elm_Params base;
   9         Evas_Object *content;
  10 };
  11
  12
  13
  14 static void external_scroller_state_set(void *data __UNUSED__,
  15                 Evas_Object *obj, const void *from_params,
  16                 const void *to_params, float pos __UNUSED__)
  17 {
  18         const Elm_Params_Scroller *p;
  19
  20         if (to_params) p = to_params;
  21         else if (from_params) p = from_params;
  22         else return;
  23
  24         if (p->content) {
  25                 elm_object_content_set(obj, p->content);
  26         }
  27 }
  28
  29 static Eina_Bool external_scroller_param_set(void *data __UNUSED__,
  30                 Evas_Object *obj, const Edje_External_Param *param)
  31 {
  32         if (!strcmp(param->name, "content")
  33                         && param->type == EDJE_EXTERNAL_PARAM_TYPE_STRING)
  34         {
  35                 Evas_Object *content = external_common_param_edje_object_get(obj, param);
  36                 if ((strcmp(param->s, "")) && (!content))
  37                         return EINA_FALSE;
  38                 elm_object_content_set(obj, content);
  39                 return EINA_TRUE;
  40         }
  41
  42         ERR("unknown parameter '%s' of type '%s'",
  43                         param->name, edje_external_param_type_str(param->type));
  44
  45         return EINA_FALSE;
  46 }
  47
  48 static Eina_Bool external_scroller_param_get(void *data __UNUSED__,
  49                 const Evas_Object *obj __UNUSED__, Edje_External_Param *param)
  50 {
  51         if (!strcmp(param->name, "content"))
  52         {
  53                 /* not easy to get content name back from live object */
  54                 return EINA_FALSE;
  55         }
  56
  57         ERR("unknown parameter '%s' of type '%s'",
  58                         param->name, edje_external_param_type_str(param->type));
  59
  60         return EINA_FALSE;
  61 }
  62
  63 static void * external_scroller_params_parse(void *data __UNUSED__, Evas_Object *obj,
  64                 const Eina_List *params) {
  65         Elm_Params_Scroller *mem;
  66         Edje_External_Param *param;
  67         const Eina_List *l;
  68
  69         mem = ELM_NEW(Elm_Params_Scroller);
  70         if (!mem)
  71                 return NULL;
  72
  73         EINA_LIST_FOREACH(params, l, param)
  74         {
  75                 if (!strcmp(param->name, "content"))
  76                         mem->content = external_common_param_edje_object_get(obj, param);
  77         }
  78
  79         return mem;
  80 }
  81
  82 static Evas_Object *external_scroller_content_get(void *data __UNUSED__,
  83                 const Evas_Object *obj, const char *content)
  84 {
  85         if (!strcmp(content, "content"))
  86                 return elm_object_content_get(obj);
  87
  88         ERR("unknown content '%s'", content);
  89         return NULL;
  90 }
  91
  92 static void external_scroller_params_free(void *params) {
  93         external_common_params_free(params);
  94 }
  95
  96 static Edje_External_Param_Info external_scroller_params[] = {
  97                 DEFINE_EXTERNAL_COMMON_PARAMS,
  98                 EDJE_EXTERNAL_PARAM_INFO_STRING("content"),
  99                 EDJE_EXTERNAL_PARAM_INFO_SENTINEL
 100 };
 101
 102 DEFINE_EXTERNAL_ICON_ADD(scroller, "scroller");
 103 DEFINE_EXTERNAL_TYPE_SIMPLE(scroller, "Scroller")
 104 ;