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

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#include <Elementary.h>
#include "elm_priv.h"
#ifdef HAVE_LOCALE_H
# include <locale.h>
#endif
#ifdef HAVE_LANGINFO_H
# include <langinfo.h>
#endif
typedef struct _Widget_Data Widget_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 names & signal names.
// values 0 to DATETIME_TYPE_COUNT are valid range, can be substituted for %d.
#define EDC_DATETIME_ENABLE_SIG_STR "elm,state,enabled"
#define EDC_DATETIME_DISABLE_SIG_STR "elm,state,disabled"
#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 from 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 the 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 *module_data);
Evas_Object *(*field_create) (Elm_Datetime_Module_Data *module_data,
Elm_Datetime_Field_Type field_type);
void (*field_value_display) (Elm_Datetime_Module_Data *module_data,
Evas_Object *obj);
};
struct _Widget_Data
{
Evas_Object *base;
Datetime_Field field_list[DATETIME_TYPE_COUNT]; // fixed set of fields.
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;
static const char *widtype = NULL;
static void _del_hook(Evas_Object *obj);
static void _disable_hook(Evas_Object *obj);
static void _translate_hook(Evas_Object *obj);
static void _on_focus_hook(void *data __UNUSED__, Evas_Object *obj);
static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
static void _sizing_eval(Evas_Object *obj);
static void _theme_hook(Evas_Object *obj);
static void _validate_datetime_limits(struct tm *time1, struct tm *time2, Eina_Bool swap);
static void _apply_field_limits(Evas_Object *obj);
static void _apply_range_restrictions(Evas_Object *obj, struct tm *time);
static const char *_field_format_get(Evas_Object * obj, Elm_Datetime_Field_Type field_type);
static void _field_limit_get(Evas_Object * obj, Elm_Datetime_Field_Type field_type,
int *range_min, int *range_max);
static void _reload_format(Evas_Object *obj);
static void _field_list_display(Evas_Object *obj);
static void _field_list_arrange(Evas_Object *obj);
static void _field_list_init(Evas_Object *obj);
static const char SIG_CHANGED[] = "changed";
static const char SIG_LANGUAGE_CHANGED[] = "language,changed";
static const Evas_Smart_Cb_Description _signals[] = {
{SIG_CHANGED, ""},
{SIG_LANGUAGE_CHANGED, ""},
{NULL, NULL}
};
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
_del_hook(Evas_Object *obj)
{
Widget_Data *wd;
Datetime_Field *tmp;
unsigned int idx;
wd = elm_widget_data_get(obj);
if (!wd) return;
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
tmp = wd->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(wd->mod_data); // module - unhook
free(wd);
}
static void
_disable_hook(Evas_Object *obj)
{
Widget_Data *wd;
wd = elm_widget_data_get(obj);
if (!wd || !wd->base) return;
if (elm_widget_disabled_get(obj))
edje_object_signal_emit(wd->base, EDC_DATETIME_DISABLE_SIG_STR, "elm");
else
edje_object_signal_emit(wd->base, EDC_DATETIME_ENABLE_SIG_STR, "elm");
}
static void
_translate_hook(Evas_Object *obj)
{
Widget_Data *wd;
wd = elm_widget_data_get(obj);
if (!wd) return;
if (!wd->user_format) _reload_format(obj);
else _field_list_display(obj);
evas_object_smart_callback_call(obj, SIG_LANGUAGE_CHANGED, NULL);
}
static void
_on_focus_hook(void *data __UNUSED__, Evas_Object *obj)
{
Widget_Data *wd;
wd = elm_widget_data_get(obj);
if (!wd) return;
if (elm_widget_focus_get(obj))
edje_object_signal_emit(wd->base, EDC_DATETIME_FOCUSIN_SIG_STR, "elm");
else
edje_object_signal_emit(wd->base, EDC_DATETIME_FOCUSOUT_SIG_STR, "elm");
}
static Eina_List *
_datetime_items_get(const Evas_Object *obj)
{
Widget_Data *wd;
Eina_List *items = NULL;
Datetime_Field *field;
int loc, count = 0;
unsigned int idx;
wd = elm_widget_data_get(obj);
if (!wd) return NULL;
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = wd->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 = wd->field_list + idx;
if (field->location == loc)
items = eina_list_append(items, field->item_obj);
}
}
return items;
}
static Eina_Bool
_elm_datetime_focus_next_hook(const Evas_Object *obj, Elm_Focus_Direction dir, Evas_Object **next)
{
Widget_Data *wd;
const Eina_List *items;
void *(*list_data_get) (const Eina_List *list);
Eina_List *(*list_free) (Eina_List *list);
Eina_Bool ret;
wd = elm_widget_data_get(obj);
if (!wd) return EINA_FALSE;
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
_mirrored_set(Evas_Object *obj, Eina_Bool rtl)
{
Widget_Data *wd;
wd = elm_widget_data_get(obj);
if (!wd) return;
edje_object_mirrored_set(wd->base, rtl);
}
static void
_sizing_eval(Evas_Object *obj)
{
Widget_Data *wd;
Datetime_Field *field;
Evas_Coord minw = -1, minh = -1;
unsigned int idx, field_count = 0;
wd = elm_widget_data_get(obj);
if (!wd || !wd->base) return;
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = wd->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(wd->base, &minw, &minh, minw, minh);
evas_object_size_hint_min_set(obj, minw, minh);
evas_object_size_hint_max_set(obj, -1, -1);
}
static void
_theme_hook(Evas_Object *obj)
{
Widget_Data *wd;
Datetime_Field *field;
char buf[BUFFER_SIZE];
unsigned int idx;
wd = elm_widget_data_get(obj);
if (!wd || !wd->base) return;
_elm_theme_object_set(obj, wd->base, "datetime", "base",
elm_widget_style_get(obj));
_elm_widget_mirrored_reload(obj);
_mirrored_set(obj, elm_widget_mirrored_get(obj));
edje_object_scale_set(wd->base, elm_widget_scale_get(obj) * _elm_config->scale);
if (elm_widget_disabled_get(obj))
edje_object_signal_emit(wd->base, EDC_DATETIME_DISABLE_SIG_STR,"elm");
else
edje_object_signal_emit(wd->base, EDC_DATETIME_ENABLE_SIG_STR, "elm");
if ((!dt_mod) || (!dt_mod->field_value_display)) return;
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = wd->field_list + idx;
if (field->fmt_exist && field->visible)
{
snprintf(buf, sizeof(buf), EDC_PART_FIELD_ENABLE_SIG_STR, field->location);
edje_object_signal_emit(wd->base, buf, "elm");
snprintf(buf, sizeof(buf), EDC_PART_SEPARATOR_STR, field->location);
edje_object_part_text_escaped_set(wd->base, buf, field->separator);
dt_mod->field_value_display(wd->mod_data, field->item_obj);
}
else
{
snprintf(buf, sizeof(buf),EDC_PART_FIELD_DISABLE_SIG_STR, field->location);
edje_object_signal_emit(wd->base, buf, "elm");
}
}
edje_object_message_signal_process(wd->base);
_sizing_eval(obj);
}
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)
{
Widget_Data *wd;
Datetime_Field *field;
int val;
unsigned int idx = 0;
wd = elm_widget_data_get(obj);
if (!wd) return;
DATETIME_TM_ARRAY(timearr, &wd->curr_time);
for (idx = 0; idx < DATETIME_TYPE_COUNT - 1; idx++)
{
field = wd->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(Evas_Object *obj, struct tm *tim)
{
Widget_Data *wd;
unsigned int idx;
int val, min, max;
wd = elm_widget_data_get(obj);
if (!wd || !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)
{
Widget_Data *wd;
Datetime_Field *field;
wd = elm_widget_data_get(obj);
if (!wd) return NULL;
field = wd->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)
{
Widget_Data *wd;
Datetime_Field *field;
int min, max, max_days;
unsigned int idx;
wd = elm_widget_data_get(obj);
if (!wd) return;
field = wd->field_list + field_type;
if (!field) return;
min = field->min;
max = field->max;
DATETIME_TM_ARRAY(curr_timearr, &wd->curr_time);
DATETIME_TM_ARRAY(min_timearr, &wd->min_limit);
DATETIME_TM_ARRAY(max_timearr, &wd->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(wd->curr_time.tm_year, wd->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_display(Evas_Object *obj)
{
Widget_Data *wd;
Datetime_Field *field;
unsigned int idx= 0;
wd = elm_widget_data_get(obj);
if (!wd) return;
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = wd->field_list + idx;
if (field->fmt_exist && field->visible)
{
if ((dt_mod) && (dt_mod->field_value_display))
dt_mod->field_value_display(wd->mod_data, field->item_obj);
}
}
}
static void
_field_list_arrange(Evas_Object *obj)
{
Widget_Data *wd;
Datetime_Field *field;
char buf[BUFFER_SIZE];
int idx;
wd = elm_widget_data_get(obj);
if (!wd) return;
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = wd->field_list + idx;
edje_object_part_unswallow(wd->base, field->item_obj);
}
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = wd->field_list + idx;
if (field->visible && field->fmt_exist)
{
snprintf(buf, sizeof(buf), EDC_PART_FIELD_STR, field->location);
edje_object_part_swallow(wd->base, buf, field->item_obj);
}
else evas_object_hide(field->item_obj);
}
_sizing_eval(obj);
_field_list_display(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;
char buf[MAX_FORMAT_LEN] = {0,};
unsigned int idx = 0, 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 unsigned int
_parse_format(Evas_Object *obj, char *fmt_ptr)
{
Widget_Data *wd;
Datetime_Field *field = NULL;
unsigned int len = 0, idx = 0, location = 0;
char separator[MAX_SEPARATOR_LEN];
char cur;
Eina_Bool fmt_parsing = EINA_FALSE, sep_parsing = EINA_FALSE,
sep_lookup = EINA_FALSE;
wd = elm_widget_data_get(obj);
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 = wd->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)
{
Widget_Data *wd;
Datetime_Field *field;
char buf[BUFFER_SIZE];
unsigned int idx, field_count;
char *dt_fmt;
wd = elm_widget_data_get(obj);
if (!wd) return;
// FIXME: provide nl_langinfo on Windows if possible
// fetch the default format from Libc.
if (!wd->user_format)
#ifdef HAVE_LANGINFO_H
strncpy(wd->format, nl_langinfo(D_T_FMT), MAX_FORMAT_LEN);
#else
strncpy(wd->format, "", MAX_FORMAT_LEN);
#endif
dt_fmt = (char *)malloc(MAX_FORMAT_LEN);
if (!dt_fmt) return;
strncpy(dt_fmt, wd->format, MAX_FORMAT_LEN);
_expand_format(dt_fmt);
// reset all the fields to disable state
for (idx = 0; idx < DATETIME_TYPE_COUNT; idx++)
{
field = wd->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 = wd->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);
edje_object_signal_emit(wd->base, buf, "elm");
}
else
{
snprintf(buf, sizeof(buf),EDC_PART_FIELD_DISABLE_SIG_STR,
field->location);
edje_object_signal_emit(wd->base, buf, "elm");
}
snprintf(buf, sizeof(buf), EDC_PART_SEPARATOR_STR, (field->location + 1));
edje_object_part_text_escaped_set(wd->base, buf, field->separator);
}
edje_object_message_signal_process(wd->base);
_field_list_arrange(obj);
}
static void
_field_list_init(Evas_Object *obj)
{
Widget_Data *wd;
Datetime_Field *field;
unsigned int idx;
time_t t;
wd = elm_widget_data_get(obj);
if (!wd) return;
t = time(NULL);
localtime_r(&t, &wd->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 = wd->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, &wd->min_limit);
DATETIME_TM_ARRAY(max_timearr, &wd->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;
}
}
EAPI Evas_Object *
elm_datetime_add(Evas_Object *parent)
{
Evas_Object *obj;
Evas *e;
Widget_Data *wd;
Datetime_Field *field;
int idx;
ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
ELM_SET_WIDTYPE(widtype, "datetime");
elm_widget_type_set(obj, widtype);
elm_widget_sub_object_add(parent, obj);
elm_widget_data_set(obj, wd);
elm_widget_del_hook_set(obj, _del_hook);
elm_widget_theme_hook_set(obj, _theme_hook);
elm_widget_translate_hook_set(obj, _translate_hook);
elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL);
elm_widget_disable_hook_set(obj, _disable_hook);
elm_widget_can_focus_set(obj, EINA_TRUE);
elm_widget_focus_next_hook_set(obj, _elm_datetime_focus_next_hook);
wd->base = edje_object_add(e);
elm_widget_resize_object_set(obj, wd->base);
_elm_theme_object_set(obj, wd->base, "datetime", "base", "default");
evas_object_smart_callbacks_descriptions_set(obj, _signals);
// module - initialise module for datetime
if (!dt_mod) dt_mod = _dt_mod_init();
if ((dt_mod) && (dt_mod->obj_hook))
wd->mod_data = dt_mod->obj_hook(obj);
// update module data
if (wd->mod_data)
{
wd->mod_data->base = obj;
wd->mod_data->field_limit_get = _field_limit_get;
wd->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 = wd->field_list + idx;
field->item_obj = dt_mod->field_create(wd->mod_data, idx);
}
}
_field_list_arrange(obj);
_mirrored_set(obj, elm_widget_mirrored_get(obj));
return obj;
}
EAPI const char *
elm_datetime_format_get(const Evas_Object *obj)
{
ELM_CHECK_WIDTYPE(obj, widtype) NULL;
Widget_Data *wd;
wd = elm_widget_data_get(obj);
if (!wd) return NULL;
return wd->format;
}
EAPI void
elm_datetime_format_set(Evas_Object *obj, const char *fmt)
{
ELM_CHECK_WIDTYPE(obj, widtype);
Widget_Data *wd;
wd = elm_widget_data_get(obj);
if (!wd) return;
if (fmt)
{
strncpy(wd->format, fmt, MAX_FORMAT_LEN);
wd->user_format = EINA_TRUE;
}
else
wd->user_format = EINA_FALSE;
_reload_format(obj);
}
EAPI Eina_Bool
elm_datetime_field_visible_get(const Evas_Object *obj, Elm_Datetime_Field_Type
fieldtype)
{
ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
Widget_Data *wd;
Datetime_Field *field;
wd = elm_widget_data_get(obj);
if (!wd || (fieldtype > ELM_DATETIME_AMPM)) return EINA_FALSE;
field = wd->field_list + fieldtype;
return field->visible;
}
EAPI void
elm_datetime_field_visible_set(Evas_Object *obj, Elm_Datetime_Field_Type fieldtype,
Eina_Bool visible)
{
ELM_CHECK_WIDTYPE(obj, widtype);
Widget_Data *wd;
Datetime_Field *field;
wd = elm_widget_data_get(obj);
if (!wd || (fieldtype > ELM_DATETIME_AMPM)) return;
field = wd->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)
{
ELM_CHECK_WIDTYPE(obj, widtype);
Widget_Data *wd;
Datetime_Field *field;
wd = elm_widget_data_get(obj);
if (!wd || (fieldtype >= ELM_DATETIME_AMPM)) return;
field = wd->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)
{
ELM_CHECK_WIDTYPE(obj, widtype);
Widget_Data *wd;
Datetime_Field *field;
wd = elm_widget_data_get(obj);
if (!wd || (fieldtype >= ELM_DATETIME_AMPM)) return;
if (min > max) return;
field = wd->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_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN_VAL(currtime, EINA_FALSE);
Widget_Data *wd;
wd = elm_widget_data_get(obj);
if (!wd) return EINA_FALSE;
*currtime = wd->curr_time;
return EINA_TRUE;
}
EAPI Eina_Bool
elm_datetime_value_set(Evas_Object *obj, const struct tm *newtime)
{
ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN_VAL(newtime, EINA_FALSE);
Widget_Data *wd;
struct tm old_time;
wd = elm_widget_data_get(obj);
if (!wd) return EINA_FALSE;
old_time = wd->curr_time;
wd->curr_time = *newtime;
// apply default field restrictions for curr_time
_apply_range_restrictions(obj, &wd->curr_time);
// validate the curr_time according to the min_limt and max_limt
_validate_datetime_limits(&wd->curr_time, &wd->min_limit, EINA_FALSE);
_validate_datetime_limits(&wd->max_limit, &wd->curr_time, EINA_TRUE);
_apply_field_limits(obj);
if (!_date_cmp(&old_time, &wd->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_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN_VAL(mintime, EINA_FALSE);
Widget_Data *wd;
wd = elm_widget_data_get(obj);
if (!wd) return EINA_FALSE;
*mintime = wd->min_limit;
return EINA_TRUE;
}
EAPI Eina_Bool
elm_datetime_value_min_set(Evas_Object *obj, const struct tm *mintime)
{
ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN_VAL(mintime, EINA_FALSE);
Widget_Data *wd;
struct tm old_time;
wd = elm_widget_data_get(obj);
if (!wd) return EINA_FALSE;
wd->min_limit = *mintime;
old_time = wd->curr_time;
// apply default field restrictions for min_limit
_apply_range_restrictions(obj, &wd->min_limit);
// validate curr_time and max_limt according to the min_limit
_validate_datetime_limits(&wd->max_limit, &wd->min_limit, EINA_FALSE);
_validate_datetime_limits(&wd->curr_time, &wd->min_limit, EINA_FALSE);
_apply_field_limits(obj);
if (!_date_cmp(&old_time, &wd->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_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN_VAL(maxtime, EINA_FALSE);
Widget_Data *wd;
wd = elm_widget_data_get(obj);
if (!wd) return EINA_FALSE;
*maxtime = wd->max_limit;
return EINA_TRUE;
}
EAPI Eina_Bool
elm_datetime_value_max_set(Evas_Object *obj, const struct tm *maxtime)
{
ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN_VAL(maxtime, EINA_FALSE);
Widget_Data *wd;
struct tm old_time;
wd = elm_widget_data_get(obj);
if (!wd) return EINA_FALSE;
wd->max_limit = *maxtime;
old_time = wd->curr_time;
// apply default field restrictions for max_limit
_apply_range_restrictions(obj, &wd->max_limit);
// validate curr_time and min_limt according to the max_limit
_validate_datetime_limits(&wd->max_limit, &wd->min_limit, EINA_TRUE);
_validate_datetime_limits(&wd->max_limit, &wd->curr_time, EINA_TRUE);
_apply_field_limits(obj);
if (!_date_cmp(&old_time, &wd->curr_time))
evas_object_smart_callback_call(obj, SIG_CHANGED, NULL);
return EINA_TRUE;
}
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