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efl/legacy/elementary/src/lib/elm_datetime.c

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#include <Elementary.h>
#include "elm_priv.h"
#include "elm_widget_layout.h"
#ifdef HAVE_LOCALE_H
# include <locale.h>
#endif
#ifdef HAVE_LANGINFO_H
# include <langinfo.h>
#endif
static const char DATETIME_SMART_NAME[] = "elm_datetime";
typedef struct _Elm_Datetime_Smart_Data Elm_Datetime_Smart_Data;
typedef struct _Datetime_Field Datetime_Field;
typedef struct _Datetime_Mod_Api Datetime_Mod_Api;
typedef struct _Format_Map Format_Map;
#define DATETIME_TYPE_COUNT 6
#define MAX_FORMAT_LEN 64
#define MAX_SEPARATOR_LEN 6
#define MAX_FIELD_FORMAT_LEN 3
#define MIN_DAYS_IN_MONTH 28
#define BUFFER_SIZE 1024
/* interface between EDC & C code (field & signal names). values 0 to
* DATETIME_TYPE_COUNT are in the valid range, and must get in the
* place of "%d".
*/
#define EDC_DATETIME_FOCUSIN_SIG_STR "elm,action,focus"
#define EDC_DATETIME_FOCUSOUT_SIG_STR "elm,action,unfocus"
#define EDC_PART_FIELD_STR "field%d"
#define EDC_PART_SEPARATOR_STR "separator%d"
#define EDC_PART_FIELD_ENABLE_SIG_STR "field%d,enable"
#define EDC_PART_FIELD_DISABLE_SIG_STR "field%d,disable"
/* struct tm does not define the fields in the order year, month,
* date, hour, minute. values are reassigned to an array for easy
* handling.
*/
#define DATETIME_TM_ARRAY(intptr, tmptr) \
int *intptr[] = { \
&(tmptr)->tm_year, \
&(tmptr)->tm_mon, \
&(tmptr)->tm_mday, \
&(tmptr)->tm_hour, \
&(tmptr)->tm_min}
struct _Datetime_Field
{
Evas_Object *item_obj;
char fmt[MAX_FIELD_FORMAT_LEN];
Elm_Datetime_Field_Type type;
const char *separator;
int location; /* location of the field as per
* current format */
int min, max;
Eina_Bool fmt_exist : 1; /* whether field format is
* present or not */
Eina_Bool visible : 1; /* whether field can be
* visible or not */
};
struct _Datetime_Mod_Api
{
Elm_Datetime_Module_Data *(*obj_hook)(Evas_Object * obj);
void (*obj_unhook)(Elm_Datetime_Module_Data *mdata);
Evas_Object *(*field_create)(Elm_Datetime_Module_Data * mdata,
Elm_Datetime_Field_Type ftype);
void (*field_value_display)(Elm_Datetime_Module_Data
*mdata,
Evas_Object *obj);
};
struct _Elm_Datetime_Smart_Data
{
Elm_Layout_Smart_Data base;
/* fixed set of fields. */
Datetime_Field field_list[DATETIME_TYPE_COUNT];
struct tm curr_time, min_limit, max_limit;
Elm_Datetime_Module_Data *mod_data;
char format[MAX_FORMAT_LEN];
Eina_Bool user_format : 1; /* whether user set
* format or default
* format. */
};
struct _Format_Map
{
char *fmt_char;
int def_min;
int def_max;
char *ignore_sep;
};
// default limits for individual fields
static Format_Map mapping[DATETIME_TYPE_COUNT] = {
[ELM_DATETIME_YEAR] = { "Yy", -1, -1, "" },
[ELM_DATETIME_MONTH] = { "mbBh", 0, 11, "" },
[ELM_DATETIME_DATE] = { "de", 1, 31, "" },
[ELM_DATETIME_HOUR] = { "IHkl", 0, 23, "" },
[ELM_DATETIME_MINUTE] = { "M", 0, 59, ":" },
[ELM_DATETIME_AMPM] = { "pP", 0, 1, "" }
};
static const char *multifield_formats = "cxXrRTDF";
static const char *ignore_separators = "()";
static Datetime_Mod_Api *dt_mod = NULL;
#define ELM_DATETIME_DATA_GET(o, sd) \
Elm_Datetime_Smart_Data * sd = evas_object_smart_data_get(o)
#define ELM_DATETIME_DATA_GET_OR_RETURN(o, ptr) \
ELM_DATETIME_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return; \
}
#define ELM_DATETIME_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
ELM_DATETIME_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return val; \
}
#define ELM_DATETIME_CHECK(obj) \
if (!obj || !elm_widget_type_check((obj), DATETIME_SMART_NAME, __func__)) \
return
static const char SIG_CHANGED[] = "changed";
static const char SIG_LANGUAGE_CHANGED[] = "language,changed";
static const Evas_Smart_Cb_Description _smart_callbacks[] = {
{SIG_CHANGED, ""},
{SIG_LANGUAGE_CHANGED, ""},
{NULL, NULL}
};
/* Inheriting from elm_layout. Besides, we need no more than what is
* there */
EVAS_SMART_SUBCLASS_NEW
(DATETIME_SMART_NAME, _elm_datetime, Elm_Layout_Smart_Class,
Elm_Layout_Smart_Class, elm_layout_smart_class_get, _smart_callbacks);
static Datetime_Mod_Api *
_dt_mod_init()
{
Elm_Module *mod = NULL;
if (!(mod = _elm_module_find_as("datetime/api"))) return NULL;
mod->api = malloc(sizeof(Datetime_Mod_Api));
if (!mod->api) return NULL;
((Datetime_Mod_Api *)(mod->api))->obj_hook =
_elm_module_symbol_get(mod, "obj_hook");
((Datetime_Mod_Api *)(mod->api))->obj_unhook =
_elm_module_symbol_get(mod, "obj_unhook");
((Datetime_Mod_Api *)(mod->api))->field_create =
_elm_module_symbol_get(mod, "field_create");
((Datetime_Mod_Api *)(mod->api))->field_value_display =
_elm_module_symbol_get(mod, "field_value_display");
return mod->api;
}
static void
_field_list_display(Evas_Object *obj)
{
Datetime_Field *field;
unsigned int idx = 0;
ELM_DATETIME_DATA_GET(obj, sd);
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = sd->field_list + idx;
if (field->fmt_exist && field->visible)
{
if ((dt_mod) && (dt_mod->field_value_display))
dt_mod->field_value_display(sd->mod_data, field->item_obj);
}
}
}
// FIXME: provide nl_langinfo on Windows if possible
// returns expanded format string for corresponding multi-field format character
static char *
_expanded_fmt_str_get(char ch)
{
char *exp_fmt = "";
switch (ch)
{
case 'c':
#ifdef HAVE_LANGINFO_H
exp_fmt = nl_langinfo(D_T_FMT);
#else
exp_fmt = "";
#endif
break;
case 'x':
#ifdef HAVE_LANGINFO_H
exp_fmt = nl_langinfo(D_FMT);
#else
exp_fmt = "";
#endif
break;
case 'X':
#ifdef HAVE_LANGINFO_H
exp_fmt = nl_langinfo(T_FMT);
#else
exp_fmt = "";
#endif
break;
case 'r':
#ifdef HAVE_LANGINFO_H
exp_fmt = nl_langinfo(T_FMT_AMPM);
#else
exp_fmt = "";
#endif
break;
case 'R':
exp_fmt = "%H:%M";
break;
case 'T':
exp_fmt = "%H:%M:%S";
break;
case 'D':
exp_fmt = "%m/%d/%y";
break;
case 'F':
exp_fmt = "%Y-%m-%d";
break;
default:
exp_fmt = "";
break;
}
return exp_fmt;
}
static void
_expand_format(char *dt_fmt)
{
char *ptr, *expanded_fmt, ch;
unsigned int idx = 0, len = 0;
char buf[MAX_FORMAT_LEN] = {0, };
Eina_Bool fmt_char = EINA_FALSE;
ptr = dt_fmt;
while ((ch = *ptr))
{
if ((fmt_char) && (strchr(multifield_formats, ch)))
{
/* replace the multi-field format characters with
* corresponding expanded format */
expanded_fmt = _expanded_fmt_str_get(ch);
len = strlen(expanded_fmt);
buf[--idx] = 0;
strncat(buf, expanded_fmt, len);
idx += len;
}
else buf[idx++] = ch;
if (ch == '%') fmt_char = EINA_TRUE;
else fmt_char = EINA_FALSE;
ptr++;
}
buf[idx] = 0;
strncpy(dt_fmt, buf, MAX_FORMAT_LEN);
}
static void
_field_list_arrange(Evas_Object *obj)
{
Datetime_Field *field;
char buf[BUFFER_SIZE];
int idx;
ELM_DATETIME_DATA_GET(obj, sd);
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = sd->field_list + idx;
snprintf(buf, sizeof(buf), EDC_PART_FIELD_STR, field->location);
if (field->visible && field->fmt_exist)
{
elm_layout_content_unset(obj, buf);
elm_layout_content_set(obj, buf, field->item_obj);
}
else
evas_object_hide(elm_layout_content_unset(obj, buf));
}
elm_layout_sizing_eval(obj);
_field_list_display(obj);
}
static unsigned int
_parse_format(Evas_Object *obj,
char *fmt_ptr)
{
Eina_Bool fmt_parsing = EINA_FALSE, sep_parsing = EINA_FALSE,
sep_lookup = EINA_FALSE;
unsigned int len = 0, idx = 0, location = 0;
char separator[MAX_SEPARATOR_LEN];
Datetime_Field *field = NULL;
char cur;
ELM_DATETIME_DATA_GET(obj, sd);
while ((cur = *fmt_ptr))
{
if (fmt_parsing)
{
fmt_parsing = EINA_FALSE;
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
if (strchr(mapping[idx].fmt_char, cur))
{
field = sd->field_list + idx;
/* ignore the fields already have or disabled
* valid formats, means already parsed &
* repeated, ignore. */
if (!field->visible || field->location != -1) break;
field->fmt[1] = cur;
field->fmt_exist = EINA_TRUE;
field->location = location++;
sep_lookup = EINA_TRUE;
len = 0;
break;
}
}
}
if (cur == '%')
{
fmt_parsing = EINA_TRUE;
sep_parsing = EINA_FALSE;
// set the separator to previous field
separator[len] = 0;
if (field) eina_stringshare_replace(&field->separator, separator);
}
// ignore the set of chars (global, field specific) as field separators
if (sep_parsing &&
(len < MAX_SEPARATOR_LEN - 1) &&
(field->type != ELM_DATETIME_AMPM) &&
(!strchr(ignore_separators, cur)) &&
(!strchr(mapping[idx].ignore_sep, cur)))
separator[len++] = cur;
if (sep_lookup) sep_parsing = EINA_TRUE;
sep_lookup = EINA_FALSE;
fmt_ptr++;
}
// return the number of valid fields parsed.
return location;
}
static void
_reload_format(Evas_Object *obj)
{
unsigned int idx, field_count;
Datetime_Field *field;
char buf[BUFFER_SIZE];
char *dt_fmt;
ELM_DATETIME_DATA_GET(obj, sd);
// FIXME: provide nl_langinfo on Windows if possible
// fetch the default format from Libc.
if (!sd->user_format)
#ifdef HAVE_LANGINFO_H
strncpy(sd->format, nl_langinfo(D_T_FMT), MAX_FORMAT_LEN);
#else
strncpy(sd->format, "", MAX_FORMAT_LEN);
#endif
dt_fmt = (char *)malloc(MAX_FORMAT_LEN);
if (!dt_fmt) return;
strncpy(dt_fmt, sd->format, MAX_FORMAT_LEN);
_expand_format(dt_fmt);
// reset all the fields to disable state
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = sd->field_list + idx;
field->fmt_exist = EINA_FALSE;
field->location = -1;
}
field_count = _parse_format(obj, dt_fmt);
free(dt_fmt);
// assign locations to disabled fields for uniform usage
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = sd->field_list + idx;
if (field->location == -1) field->location = field_count++;
if (field->fmt_exist && field->visible)
{
snprintf(buf, sizeof(buf), EDC_PART_FIELD_ENABLE_SIG_STR,
field->location);
elm_layout_signal_emit(obj, buf, "elm");
}
else
{
snprintf(buf, sizeof(buf), EDC_PART_FIELD_DISABLE_SIG_STR,
field->location);
elm_layout_signal_emit(obj, buf, "elm");
}
snprintf
(buf, sizeof(buf), EDC_PART_SEPARATOR_STR, (field->location + 1));
elm_layout_text_set(obj, buf, field->separator);
}
edje_object_message_signal_process(ELM_WIDGET_DATA(sd)->resize_obj);
_field_list_arrange(obj);
}
static Eina_Bool
_elm_datetime_smart_translate(Evas_Object *obj)
{
ELM_DATETIME_DATA_GET(obj, sd);
if (!sd->user_format) _reload_format(obj);
else _field_list_display(obj);
evas_object_smart_callback_call(obj, SIG_LANGUAGE_CHANGED, NULL);
return EINA_TRUE;
}
static Eina_List *
_datetime_items_get(const Evas_Object *obj)
{
Eina_List *items = NULL;
Datetime_Field *field;
int loc, count = 0;
unsigned int idx;
ELM_DATETIME_DATA_GET(obj, sd);
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = sd->field_list + idx;
if (field->fmt_exist && field->visible) count++;
}
for (loc = 0; loc < count; loc++)
{
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = sd->field_list + idx;
if (field->location == loc)
items = eina_list_append(items, field->item_obj);
}
}
return items;
}
static Eina_Bool
_elm_datetime_smart_focus_next(const Evas_Object *obj,
Elm_Focus_Direction dir,
Evas_Object **next)
{
Eina_Bool ret;
const Eina_List *items;
Eina_List *(*list_free)(Eina_List *list);
void *(*list_data_get)(const Eina_List *list);
if ((items = elm_widget_focus_custom_chain_get(obj)))
{
list_data_get = eina_list_data_get;
list_free = NULL;
}
else
{
items = _datetime_items_get(obj);
list_data_get = eina_list_data_get;
list_free = eina_list_free;
if (!items) return EINA_FALSE;
}
ret = elm_widget_focus_list_next_get(obj, items, list_data_get, dir, next);
if (list_free) list_free((Eina_List *)items);
return ret;
}
static void
_elm_datetime_smart_sizing_eval(Evas_Object *obj)
{
Datetime_Field *field;
Evas_Coord minw = -1, minh = -1;
unsigned int idx, field_count = 0;
ELM_DATETIME_DATA_GET(obj, sd);
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = sd->field_list + idx;
if ((field->visible) && (field->fmt_exist)) field_count++;
}
if (field_count)
elm_coords_finger_size_adjust(field_count, &minw, 1, &minh);
edje_object_size_min_restricted_calc
(ELM_WIDGET_DATA(sd)->resize_obj, &minw, &minh, minw, minh);
evas_object_size_hint_min_set(obj, minw, minh);
evas_object_size_hint_max_set(obj, -1, -1);
}
static Eina_Bool
_elm_datetime_smart_theme(Evas_Object *obj)
{
Datetime_Field *field;
char buf[BUFFER_SIZE];
unsigned int idx;
ELM_DATETIME_DATA_GET(obj, sd);
if (!ELM_WIDGET_CLASS(_elm_datetime_parent_sc)->theme(obj))
return EINA_FALSE;
if ((!dt_mod) || (!dt_mod->field_value_display)) return EINA_TRUE;
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = sd->field_list + idx;
if (field->fmt_exist && field->visible)
{
snprintf(buf, sizeof(buf), EDC_PART_FIELD_ENABLE_SIG_STR,
field->location);
elm_layout_signal_emit(obj, buf, "elm");
snprintf
(buf, sizeof(buf), EDC_PART_SEPARATOR_STR, field->location);
elm_layout_text_set(obj, buf, field->separator);
dt_mod->field_value_display(sd->mod_data, field->item_obj);
}
else
{
snprintf(buf, sizeof(buf), EDC_PART_FIELD_DISABLE_SIG_STR,
field->location);
elm_layout_signal_emit(obj, buf, "elm");
}
}
edje_object_message_signal_process(ELM_WIDGET_DATA(sd)->resize_obj);
elm_layout_sizing_eval(obj);
return EINA_TRUE;
}
static int
_max_days_get(int year,
int month)
{
struct tm time1;
time_t t;
int day;
t = time(NULL);
localtime_r(&t, &time1);
time1.tm_year = year;
time1.tm_mon = month;
for (day = MIN_DAYS_IN_MONTH; day <= mapping[ELM_DATETIME_DATE].def_max;
day++)
{
time1.tm_mday = day;
mktime(&time1);
if (time1.tm_mday == 1) break;
}
day--;
return day;
}
static Eina_Bool
_date_cmp(struct tm *time1,
struct tm *time2)
{
unsigned int idx;
DATETIME_TM_ARRAY(timearr1, time1);
DATETIME_TM_ARRAY(timearr2, time2);
for (idx = 0; idx < DATETIME_TYPE_COUNT - 1; idx++)
{
if (*timearr1[idx] != *timearr2[idx])
return EINA_FALSE;
}
return EINA_TRUE;
}
// validates curr_time/min_limt/max_limit according to the newly set value
static void
_validate_datetime_limits(struct tm *time1,
struct tm *time2,
Eina_Bool swap)
{
struct tm *t1, *t2;
unsigned int idx;
if (!time1 || !time2) return;
t1 = (swap) ? time2 : time1;
t2 = (swap) ? time1 : time2;
DATETIME_TM_ARRAY(timearr1, time1);
DATETIME_TM_ARRAY(timearr2, time2);
for (idx = 0; idx < DATETIME_TYPE_COUNT - 1; idx++)
{
if (*timearr1[idx] < *timearr2[idx])
{
memcpy(t1, t2, sizeof(struct tm));
break;
}
else if (*timearr1[idx] > *timearr2[idx])
break;
}
}
static void
_apply_field_limits(Evas_Object *obj)
{
Datetime_Field *field;
unsigned int idx = 0;
int val;
ELM_DATETIME_DATA_GET(obj, sd);
DATETIME_TM_ARRAY(timearr, &sd->curr_time);
for (idx = 0; idx < DATETIME_TYPE_COUNT - 1; idx++)
{
field = sd->field_list + idx;
val = *timearr[idx];
if (val < field->min)
*timearr[idx] = field->min;
else if (val > field->max)
*timearr[idx] = field->max;
}
_field_list_display(obj);
}
static void
_apply_range_restrictions(struct tm *tim)
{
unsigned int idx;
int val, min, max;
if (!tim) return;
DATETIME_TM_ARRAY(timearr, tim);
for (idx = ELM_DATETIME_MONTH; idx < DATETIME_TYPE_COUNT - 1; idx++)
{
val = *timearr[idx];
min = mapping[idx].def_min;
max = mapping[idx].def_max;
if (idx == ELM_DATETIME_DATE)
max = _max_days_get(tim->tm_year, tim->tm_mon);
if (val < min)
*timearr[idx] = min;
else if (val > max)
*timearr[idx] = max;
}
}
static const char *
_field_format_get(Evas_Object *obj,
Elm_Datetime_Field_Type field_type)
{
Datetime_Field *field;
ELM_DATETIME_DATA_GET(obj, sd);
field = sd->field_list + field_type;
if (!field) return NULL;
return field->fmt;
}
static void
_field_limit_get(Evas_Object *obj,
Elm_Datetime_Field_Type field_type,
int *range_min,
int *range_max)
{
int min, max, max_days;
Datetime_Field *field;
unsigned int idx;
ELM_DATETIME_DATA_GET(obj, sd);
field = sd->field_list + field_type;
if (!field) return;
min = field->min;
max = field->max;
DATETIME_TM_ARRAY(curr_timearr, &sd->curr_time);
DATETIME_TM_ARRAY(min_timearr, &sd->min_limit);
DATETIME_TM_ARRAY(max_timearr, &sd->max_limit);
for (idx = 0; idx < field->type; idx++)
if (*curr_timearr[idx] > *min_timearr[idx]) break;
if ((idx == field_type) && (min < *min_timearr[field_type]))
min = *min_timearr[field_type];
if (field_type == ELM_DATETIME_DATE)
{
max_days = _max_days_get(sd->curr_time.tm_year, sd->curr_time.tm_mon);
if (max > max_days) max = max_days;
}
for (idx = 0; idx < field->type; idx++)
if (*curr_timearr[idx] < *max_timearr[idx]) break;
if ((idx == field_type) && (max > *max_timearr[field_type]))
max = *max_timearr[field_type];
*range_min = min;
*range_max = max;
}
static void
_field_list_init(Evas_Object *obj)
{
Datetime_Field *field;
unsigned int idx;
time_t t;
ELM_DATETIME_DATA_GET(obj, sd);
t = time(NULL);
localtime_r(&t, &sd->curr_time);
mapping[ELM_DATETIME_YEAR].def_min = _elm_config->year_min;
mapping[ELM_DATETIME_YEAR].def_max = _elm_config->year_max;
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = sd->field_list + idx;
field->type = ELM_DATETIME_YEAR + idx;
field->fmt[0] = '%';
field->fmt_exist = EINA_FALSE;
field->visible = EINA_TRUE;
field->min = mapping[idx].def_min;
field->max = mapping[idx].def_max;
}
DATETIME_TM_ARRAY(min_timearr, &sd->min_limit);
DATETIME_TM_ARRAY(max_timearr, &sd->max_limit);
for (idx = 0; idx < DATETIME_TYPE_COUNT - 1; idx++)
{
*min_timearr[idx] = mapping[idx].def_min;
*max_timearr[idx] = mapping[idx].def_max;
}
}
static void
_elm_datetime_smart_add(Evas_Object *obj)
{
int idx;
Datetime_Field *field;
EVAS_SMART_DATA_ALLOC(obj, Elm_Datetime_Smart_Data);
ELM_WIDGET_CLASS(_elm_datetime_parent_sc)->base.add(obj);
elm_layout_theme_set(obj, "datetime", "base", elm_widget_style_get(obj));
// module - initialise module for datetime
if (!dt_mod) dt_mod = _dt_mod_init();
if ((dt_mod) && (dt_mod->obj_hook)) priv->mod_data = dt_mod->obj_hook(obj);
// update module data
if (priv->mod_data)
{
priv->mod_data->base = obj;
priv->mod_data->field_limit_get = _field_limit_get;
priv->mod_data->field_format_get = _field_format_get;
}
_field_list_init(obj);
_reload_format(obj);
if ((dt_mod) && (dt_mod->field_create))
{
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = priv->field_list + idx;
field->item_obj = dt_mod->field_create(priv->mod_data, idx);
}
}
_field_list_arrange(obj);
elm_widget_can_focus_set(obj, EINA_TRUE);
}
static void
_elm_datetime_smart_del(Evas_Object *obj)
{
Datetime_Field *tmp;
unsigned int idx;
ELM_DATETIME_DATA_GET(obj, sd);
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
tmp = sd->field_list + idx;
evas_object_del(tmp->item_obj);
eina_stringshare_del(tmp->separator);
}
if ((dt_mod) && (dt_mod->obj_unhook))
dt_mod->obj_unhook(sd->mod_data); // module - unhook
ELM_WIDGET_CLASS(_elm_datetime_parent_sc)->base.del(obj);
}
static void
_elm_datetime_smart_set_user(Elm_Layout_Smart_Class *sc)
{
ELM_WIDGET_CLASS(sc)->base.add = _elm_datetime_smart_add;
ELM_WIDGET_CLASS(sc)->base.del = _elm_datetime_smart_del;
ELM_WIDGET_CLASS(sc)->translate = _elm_datetime_smart_translate;
ELM_WIDGET_CLASS(sc)->focus_next = _elm_datetime_smart_focus_next;
ELM_WIDGET_CLASS(sc)->theme = _elm_datetime_smart_theme;
sc->sizing_eval = _elm_datetime_smart_sizing_eval;
}
EAPI Evas_Object *
elm_datetime_add(Evas_Object *parent)
{
Evas *e;
Evas_Object *obj;
EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
e = evas_object_evas_get(parent);
if (!e) return NULL;
obj = evas_object_smart_add(e, _elm_datetime_smart_class_new());
if (!elm_widget_sub_object_add(parent, obj))
ERR("could not add %p as sub object of %p", obj, parent);
elm_layout_sizing_eval(obj);
return obj;
}
EAPI const char *
elm_datetime_format_get(const Evas_Object *obj)
{
ELM_DATETIME_CHECK(obj) NULL;
ELM_DATETIME_DATA_GET(obj, sd);
return sd->format;
}
EAPI void
elm_datetime_format_set(Evas_Object *obj,
const char *fmt)
{
ELM_DATETIME_CHECK(obj);
ELM_DATETIME_DATA_GET(obj, sd);
if (fmt)
{
strncpy(sd->format, fmt, MAX_FORMAT_LEN);
sd->user_format = EINA_TRUE;
}
else sd->user_format = EINA_FALSE;
_reload_format(obj);
}
EAPI Eina_Bool
elm_datetime_field_visible_get(const Evas_Object *obj,
Elm_Datetime_Field_Type fieldtype)
{
Datetime_Field *field;
ELM_DATETIME_CHECK(obj) EINA_FALSE;
ELM_DATETIME_DATA_GET(obj, sd);
if (fieldtype > ELM_DATETIME_AMPM) return EINA_FALSE;
field = sd->field_list + fieldtype;
return field->visible;
}
EAPI void
elm_datetime_field_visible_set(Evas_Object *obj,
Elm_Datetime_Field_Type fieldtype,
Eina_Bool visible)
{
Datetime_Field *field;
ELM_DATETIME_CHECK(obj);
ELM_DATETIME_DATA_GET(obj, sd);
if (fieldtype > ELM_DATETIME_AMPM) return;
field = sd->field_list + fieldtype;
if (field->visible == visible) return;
field->visible = visible;
_reload_format(obj);
}
EAPI void
elm_datetime_field_limit_get(const Evas_Object *obj,
Elm_Datetime_Field_Type fieldtype,
int *min,
int *max)
{
Datetime_Field *field;
ELM_DATETIME_CHECK(obj);
ELM_DATETIME_DATA_GET(obj, sd);
if (fieldtype >= ELM_DATETIME_AMPM) return;
field = sd->field_list + fieldtype;
if (min) *min = field->min;
if (max) *max = field->max;
}
EAPI void
elm_datetime_field_limit_set(Evas_Object *obj,
Elm_Datetime_Field_Type fieldtype,
int min,
int max)
{
Datetime_Field *field;
ELM_DATETIME_CHECK(obj);
ELM_DATETIME_DATA_GET(obj, sd);
if (fieldtype >= ELM_DATETIME_AMPM) return;
if (min > max) return;
field = sd->field_list + fieldtype;
if ((min > mapping[fieldtype].def_min && min < mapping[fieldtype].def_max)
|| (field->type == ELM_DATETIME_YEAR))
field->min = min;
if ((max > mapping[fieldtype].def_min && max < mapping[fieldtype].def_max)
|| (field->type == ELM_DATETIME_YEAR))
field->max = max;
_apply_field_limits(obj);
}
EAPI Eina_Bool
elm_datetime_value_get(const Evas_Object *obj,
struct tm *currtime)
{
ELM_DATETIME_CHECK(obj) EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN_VAL(currtime, EINA_FALSE);
ELM_DATETIME_DATA_GET(obj, sd);
*currtime = sd->curr_time;
return EINA_TRUE;
}
EAPI Eina_Bool
elm_datetime_value_set(Evas_Object *obj,
const struct tm *newtime)
{
struct tm old_time;
ELM_DATETIME_CHECK(obj) EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN_VAL(newtime, EINA_FALSE);
ELM_DATETIME_DATA_GET(obj, sd);
old_time = sd->curr_time;
sd->curr_time = *newtime;
// apply default field restrictions for curr_time
_apply_range_restrictions(&sd->curr_time);
// validate the curr_time according to the min_limt and max_limt
_validate_datetime_limits(&sd->curr_time, &sd->min_limit, EINA_FALSE);
_validate_datetime_limits(&sd->max_limit, &sd->curr_time, EINA_TRUE);
_apply_field_limits(obj);
if (!_date_cmp(&old_time, &sd->curr_time))
evas_object_smart_callback_call(obj, SIG_CHANGED, NULL);
return EINA_TRUE;
}
EAPI Eina_Bool
elm_datetime_value_min_get(const Evas_Object *obj,
struct tm *mintime)
{
ELM_DATETIME_CHECK(obj) EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN_VAL(mintime, EINA_FALSE);
ELM_DATETIME_DATA_GET(obj, sd);
*mintime = sd->min_limit;
return EINA_TRUE;
}
EAPI Eina_Bool
elm_datetime_value_min_set(Evas_Object *obj,
const struct tm *mintime)
{
struct tm old_time;
ELM_DATETIME_CHECK(obj) EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN_VAL(mintime, EINA_FALSE);
ELM_DATETIME_DATA_GET(obj, sd);
sd->min_limit = *mintime;
old_time = sd->curr_time;
// apply default field restrictions for min_limit
_apply_range_restrictions(&sd->min_limit);
// validate curr_time and max_limt according to the min_limit
_validate_datetime_limits(&sd->max_limit, &sd->min_limit, EINA_FALSE);
_validate_datetime_limits(&sd->curr_time, &sd->min_limit, EINA_FALSE);
_apply_field_limits(obj);
if (!_date_cmp(&old_time, &sd->curr_time))
evas_object_smart_callback_call(obj, SIG_CHANGED, NULL);
return EINA_TRUE;
}
EAPI Eina_Bool
elm_datetime_value_max_get(const Evas_Object *obj,
struct tm *maxtime)
{
ELM_DATETIME_CHECK(obj) EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN_VAL(maxtime, EINA_FALSE);
ELM_DATETIME_DATA_GET(obj, sd);
*maxtime = sd->max_limit;
return EINA_TRUE;
}
EAPI Eina_Bool
elm_datetime_value_max_set(Evas_Object *obj,
const struct tm *maxtime)
{
struct tm old_time;
ELM_DATETIME_CHECK(obj) EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN_VAL(maxtime, EINA_FALSE);
ELM_DATETIME_DATA_GET(obj, sd);
sd->max_limit = *maxtime;
old_time = sd->curr_time;
// apply default field restrictions for max_limit
_apply_range_restrictions(&sd->max_limit);
// validate curr_time and min_limt according to the max_limit
_validate_datetime_limits(&sd->max_limit, &sd->min_limit, EINA_TRUE);
_validate_datetime_limits(&sd->max_limit, &sd->curr_time, EINA_TRUE);
_apply_field_limits(obj);
if (!_date_cmp(&old_time, &sd->curr_time))
evas_object_smart_callback_call(obj, SIG_CHANGED, NULL);
return EINA_TRUE;
}
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