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Dynamic choices in edje EXTERNALS. 

Sometimes the options can just be known during runtime, like available
video engines for emotion.

This goes in now as it will avoid further API breaks, so before Edje 1.0



SVN revision: 52874
This commit is contained in:
Gustavo Sverzut Barbieri 2010-09-29 03:01:17 +00:00
parent d724381684
commit d93ac79c38
1 changed files with 8 additions and 2 deletions
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10
legacy/edje/src/lib/Edje.h
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@ -318,6 +318,7 @@ typedef struct _Edje_External_Param Edje_External_Param;
#define EDJE_EXTERNAL_INT_UNSET INT_MAX
#define EDJE_EXTERNAL_DOUBLE_UNSET DBL_MAX
typedef struct _Edje_External_Param_Info Edje_External_Param_Info;
struct _Edje_External_Param_Info
{
const char *name;
@ -343,10 +344,11 @@ struct _Edje_External_Param_Info
struct {
const char *def;
const char **choices; /* NULL terminated array */
char *(*def_get)(void *data, const Edje_External_Param_Info *info); /* return malloc() memory with the default choice, should be used if def is NULL. First parameter is Edje_External_Type::data */
char **(*query)(void *data, const Edje_External_Param_Info *info); /* NULL terminated array of strings, memory is dynamically allocated and should be freed with free() for array and each element. First parameter is Edje_External_Type::data */
} c;
} info;
};
typedef struct _Edje_External_Param_Info Edje_External_Param_Info;
#define EDJE_EXTERNAL_PARAM_INFO_INT_FULL_FLAGS(name, def, min, max, step, flags) \
{name, EDJE_EXTERNAL_PARAM_TYPE_INT, flags, {.i = {def, min, max, step}}}
@ -357,7 +359,9 @@ typedef struct _Edje_External_Param_Info Edje_External_Param_Info;
#define EDJE_EXTERNAL_PARAM_INFO_BOOL_FULL_FLAGS(name, def, false_str, true_str, flags) \
{name, EDJE_EXTERNAL_PARAM_TYPE_BOOL, flags, {.b = {def, false_str, true_str}}}
#define EDJE_EXTERNAL_PARAM_INFO_CHOICE_FULL_FLAGS(name, def, choices, flags) \
{name, EDJE_EXTERNAL_PARAM_TYPE_CHOICE, flags, {.c = {def, choices}}}
{name, EDJE_EXTERNAL_PARAM_TYPE_CHOICE, flags, {.c = {def, choices, NULL, NULL}}}
#define EDJE_EXTERNAL_PARAM_INFO_CHOICE_DYNAMIC_FULL_FLAGS(name, def_get, query, flags) \
{name, EDJE_EXTERNAL_PARAM_TYPE_CHOICE, flags, {.c = {NULL, NULL, def_get, query}}}
#define EDJE_EXTERNAL_PARAM_INFO_INT_FULL(name, def, min, max, step) \
EDJE_EXTERNAL_PARAM_INFO_INT_FULL_FLAGS(name, def, min, max, step, EDJE_EXTERNAL_PARAM_FLAGS_REGULAR)
@ -369,6 +373,8 @@ typedef struct _Edje_External_Param_Info Edje_External_Param_Info;
EDJE_EXTERNAL_PARAM_INFO_BOOL_FULL_FLAGS(name, def, false_str, true_str, EDJE_EXTERNAL_PARAM_FLAGS_REGULAR)
#define EDJE_EXTERNAL_PARAM_INFO_CHOICE_FULL(name, def, choices) \
EDJE_EXTERNAL_PARAM_INFO_CHOICE_FULL_FLAGS(name, def, choices, EDJE_EXTERNAL_PARAM_FLAGS_REGULAR)
#define EDJE_EXTERNAL_PARAM_INFO_CHOICE_DYNAMIC_FULL(name, def_get, query) \
EDJE_EXTERNAL_PARAM_INFO_CHOICE_DYNAMIC_FULL_FLAGS(name, def_get, query, EDJE_EXTERNAL_PARAM_FLAGS_REGULAR)
#define EDJE_EXTERNAL_PARAM_INFO_INT_DEFAULT(name, def) \
EDJE_EXTERNAL_PARAM_INFO_INT_FULL(name, def, EDJE_EXTERNAL_INT_UNSET, EDJE_EXTERNAL_INT_UNSET, EDJE_EXTERNAL_INT_UNSET)