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[Elm] Elm label now a layout, too. 

SVN revision: 70644
This commit is contained in:
Gustavo Lima Chaves 2012-05-02 16:59:20 +00:00
parent 7510d436ce
commit aa327f9850
2 changed files with 351 additions and 304 deletions
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647
legacy/elementary/src/lib/elm_label.c
View File

@ -1,138 +1,213 @@
#include <Elementary.h>
#include "elm_priv.h"
#include "elm_widget_layout.h"
typedef struct _Widget_Data Widget_Data;
static const char LABEL_SMART_NAME[] = "elm_label";
struct _Widget_Data
typedef struct _Elm_Label_Smart_Data Elm_Label_Smart_Data;
struct _Elm_Label_Smart_Data
{
Evas_Object *lbl;
const char *label;
const char *format;
Ecore_Job *deferred_recalc_job;
double slide_duration;
Evas_Coord lastw;
Evas_Coord wrap_w;
Elm_Wrap_Type linewrap;
Eina_Bool changed : 1;
Eina_Bool ellipsis : 1;
Eina_Bool slidingmode : 1;
Eina_Bool slidingellipsis : 1;
Elm_Layout_Smart_Data base;
const char *format;
double slide_duration;
Evas_Coord lastw;
Evas_Coord wrap_w;
Elm_Wrap_Type linewrap;
Eina_Bool ellipsis : 1;
Eina_Bool slidingmode : 1;
Eina_Bool slidingellipsis : 1;
};
static const char *widtype = NULL;
static void _del_hook(Evas_Object *obj);
static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
static void _theme_hook(Evas_Object *obj);
static void _sizing_eval(Evas_Object *obj);
static int _get_value_in_key_string(const char *oldstring, const char *key, char **value);
static int _strbuf_key_value_replace(Eina_Strbuf *srcbuf, const char *key, const char *value, int deleteflag);
static int _stringshare_key_value_replace(const char **srcstring, const char *key, const char *value, int deleteflag);
static void _label_sliding_change(Evas_Object *obj);
static void _label_format_set(Evas_Object *obj, const char *format);
#define ELM_LABEL_DATA_GET(o, sd) \
Elm_Label_Smart_Data * sd = evas_object_smart_data_get(o)
#define ELM_LABEL_DATA_GET_OR_RETURN(o, ptr) \
ELM_LABEL_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return; \
}
#define ELM_LABEL_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
ELM_LABEL_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return val; \
}
#define ELM_LABEL_CHECK(obj) \
if (!obj || !elm_widget_type_check((obj), LABEL_SMART_NAME, __func__)) \
return
static const Elm_Layout_Part_Alias_Description _text_aliases[] =
{
{"default", "elm.text"},
{NULL, NULL}
};
/* Inheriting from elm_layout. Besides, we need no more than what is
* there */
EVAS_SMART_SUBCLASS_NEW
(LABEL_SMART_NAME, _elm_label, Elm_Layout_Smart_Class,
Elm_Layout_Smart_Class, elm_layout_smart_class_get, NULL);
static void
_elm_recalc_job(void *data)
_recalc(void *data)
{
Widget_Data *wd = elm_widget_data_get(data);
ELM_LABEL_DATA_GET(data, sd);
Evas_Coord minw = -1, minh = -1;
Evas_Coord resw;
if (!wd) return;
evas_event_freeze(evas_object_evas_get(data));
wd->deferred_recalc_job = NULL;
evas_object_geometry_get(wd->lbl, NULL, NULL, &resw, NULL);
if (wd->wrap_w > resw)
resw = wd->wrap_w;
edje_object_size_min_restricted_calc(wd->lbl, &minw, &minh, resw, 0);
evas_event_freeze(evas_object_evas_get(data));
evas_object_geometry_get
(ELM_WIDGET_DATA(sd)->resize_obj, NULL, NULL, &resw, NULL);
if (sd->wrap_w > resw)
resw = sd->wrap_w;
edje_object_size_min_restricted_calc
(ELM_WIDGET_DATA(sd)->resize_obj, &minw, &minh, resw, 0);
/* This is a hack to workaround the way min size hints are treated.
* If the minimum width is smaller than the restricted width, it means
* the mininmum doesn't matter. */
if ((minw <= resw) && (minw != wd->wrap_w))
if ((minw <= resw) && (minw != sd->wrap_w))
{
Evas_Coord ominw = -1;
evas_object_size_hint_min_get(data, &ominw, NULL);
minw = ominw;
}
evas_object_size_hint_min_set(data, minw, minh);
evas_event_thaw(evas_object_evas_get(data));
evas_event_thaw_eval(evas_object_evas_get(data));
}
static void
_del_hook(Evas_Object *obj)
_label_format_set(Evas_Object *obj,
const char *format)
{
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return;
if (format)
edje_object_part_text_style_user_push(obj, "elm.text", format);
else
edje_object_part_text_style_user_pop(obj, "elm.text");
}
static void
_label_sliding_change(Evas_Object *obj)
{
char *plaintxt;
int plainlen = 0;
ELM_LABEL_DATA_GET(obj, sd);
// doesn't support multiline sliding effect
if (sd->linewrap)
{
sd->slidingmode = EINA_FALSE;
return;
}
plaintxt = _elm_util_mkup_to_text
(edje_object_part_text_get
(ELM_WIDGET_DATA(sd)->resize_obj, "elm.text"));
if (plaintxt != NULL)
{
plainlen = strlen(plaintxt);
free(plaintxt);
}
// too short to slide label
if (plainlen < 1)
{
sd->slidingmode = EINA_TRUE;
return;
}
if (sd->slidingmode)
{
Edje_Message_Float_Set *msg =
alloca(sizeof(Edje_Message_Float_Set) + (sizeof(double)));
if (sd->ellipsis)
{
sd->slidingellipsis = EINA_TRUE;
elm_label_ellipsis_set(obj, EINA_FALSE);
}
msg->count = 1;
msg->val[0] = sd->slide_duration;
edje_object_message_send
(ELM_WIDGET_DATA(sd)->resize_obj, EDJE_MESSAGE_FLOAT_SET, 0, msg);
edje_object_signal_emit
(ELM_WIDGET_DATA(sd)->resize_obj, "elm,state,slide,start", "elm");
}
else
{
edje_object_signal_emit
(ELM_WIDGET_DATA(sd)->resize_obj, "elm,state,slide,stop", "elm");
if (sd->slidingellipsis)
{
sd->slidingellipsis = EINA_FALSE;
elm_label_ellipsis_set(obj, EINA_TRUE);
}
}
}
static Eina_Bool
_elm_label_smart_theme(Evas_Object *obj)
{
Eina_Bool ret;
ELM_LABEL_DATA_GET(obj, sd);
evas_event_freeze(evas_object_evas_get(obj));
if (wd->deferred_recalc_job) ecore_job_del(wd->deferred_recalc_job);
if (wd->label) eina_stringshare_del(wd->label);
free(wd);
evas_event_thaw(evas_object_evas_get(obj));
evas_event_thaw_eval(evas_object_evas_get(obj));
}
static void
_theme_change(Evas_Object *obj)
{
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return;
ret = ELM_WIDGET_CLASS(_elm_label_parent_sc)->theme(obj);
if (!ret) goto end;
_elm_theme_object_set(obj, wd->lbl, "label", "base",
elm_widget_style_get(obj));
}
static void
_mirrored_set(Evas_Object *obj, Eina_Bool rtl)
{
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return;
edje_object_mirrored_set(wd->lbl, rtl);
}
static void
_theme_hook(Evas_Object *obj)
{
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return;
evas_event_freeze(evas_object_evas_get(obj));
_elm_widget_mirrored_reload(obj);
_mirrored_set(obj, elm_widget_mirrored_get(obj));
_theme_change(obj);
_label_format_set(wd->lbl, wd->format);
edje_object_part_text_set(wd->lbl, "elm.text", wd->label);
edje_object_scale_set(wd->lbl, elm_widget_scale_get(obj) *
_elm_config->scale);
_label_format_set(ELM_WIDGET_DATA(sd)->resize_obj, sd->format);
_label_sliding_change(obj);
_sizing_eval(obj);
end:
evas_event_thaw(evas_object_evas_get(obj));
evas_event_thaw_eval(evas_object_evas_get(obj));
return ret;
}
static void
_sizing_eval(Evas_Object *obj)
_elm_label_smart_sizing_eval(Evas_Object *obj)
{
Widget_Data *wd = elm_widget_data_get(obj);
Evas_Coord minw = -1, minh = -1;
Evas_Coord resw, resh;
if (!wd) return;
if (wd->linewrap)
ELM_LABEL_DATA_GET(obj, sd);
if (sd->linewrap)
{
evas_object_geometry_get(wd->lbl, NULL, NULL, &resw, &resh);
if ((resw == wd->lastw) && (!wd->changed)) return;
wd->changed = EINA_FALSE;
wd->lastw = resw;
_elm_recalc_job(obj);
// FIXME: works ok. but NOT for genlist. what should genlist do?
// if (wd->deferred_recalc_job) ecore_job_del(wd->deferred_recalc_job);
// wd->deferred_recalc_job = ecore_job_add(_elm_recalc_job, obj);
evas_object_geometry_get
(ELM_WIDGET_DATA(sd)->resize_obj, NULL, NULL, &resw, &resh);
if (resw == sd->lastw) return;
sd->lastw = resw;
_recalc(obj);
}
else
{
evas_event_freeze(evas_object_evas_get(obj));
evas_object_geometry_get(wd->lbl, NULL, NULL, &resw, &resh);
edje_object_size_min_calc(wd->lbl, &minw, &minh);
if (wd->wrap_w > 0 && minw > wd->wrap_w) minw = wd->wrap_w;
evas_object_geometry_get
(ELM_WIDGET_DATA(sd)->resize_obj, NULL, NULL, &resw, &resh);
edje_object_size_min_calc
(ELM_WIDGET_DATA(sd)->resize_obj, &minw, &minh);
if (sd->wrap_w > 0 && minw > sd->wrap_w) minw = sd->wrap_w;
evas_object_size_hint_min_set(obj, minw, minh);
evas_event_thaw(evas_object_evas_get(obj));
evas_event_thaw_eval(evas_object_evas_get(obj));
@ -140,24 +215,20 @@ _sizing_eval(Evas_Object *obj)
}
static void
_lbl_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
_on_label_resize(void *data,
Evas *e __UNUSED__,
Evas_Object *obj __UNUSED__,
void *event_info __UNUSED__)
{
Widget_Data *wd = elm_widget_data_get(data);
if (!wd) return;
if (wd->linewrap) _sizing_eval(data);
}
ELM_LABEL_DATA_GET(data, sd);
static void
_label_format_set(Evas_Object *obj, const char *format)
{
if (format)
edje_object_part_text_style_user_push(obj, "elm.text", format);
else
edje_object_part_text_style_user_pop(obj, "elm.text");
if (sd->linewrap) elm_layout_sizing_eval(data);
}
static int
_get_value_in_key_string(const char *oldstring, const char *key, char **value)
_get_value_in_key_string(const char *oldstring,
const char *key,
char **value)
{
char *curlocater, *endtag;
int firstindex = 0, foundflag = -1;
@ -188,9 +259,11 @@ _get_value_in_key_string(const char *oldstring, const char *key, char **value)
return -1;
}
static int
_strbuf_key_value_replace(Eina_Strbuf *srcbuf, const char *key, const char *value, int deleteflag)
_strbuf_key_value_replace(Eina_Strbuf *srcbuf,
const char *key,
const char *value,
int deleteflag)
{
char *kvalue;
const char *srcstring = NULL;
@ -205,9 +278,9 @@ _strbuf_key_value_replace(Eina_Strbuf *srcbuf, const char *key, const char *valu
val_end = strchr(kvalue, ' ');
if (val_end)
val_end_idx = val_end - srcstring;
val_end_idx = val_end - srcstring;
else
val_end_idx = kvalue - srcstring + strlen(kvalue) - 1;
val_end_idx = kvalue - srcstring + strlen(kvalue) - 1;
/* -1 is because of the '=' */
key_start_idx = kvalue - srcstring - 1 - strlen(key);
@ -215,7 +288,7 @@ _strbuf_key_value_replace(Eina_Strbuf *srcbuf, const char *key, const char *valu
if (!deleteflag)
{
eina_strbuf_insert_printf(srcbuf, "%s=%s", key_start_idx, key,
value);
value);
}
}
else if (!deleteflag)
@ -223,19 +296,24 @@ _strbuf_key_value_replace(Eina_Strbuf *srcbuf, const char *key, const char *valu
if (*srcstring)
{
/* -1 because we want it before the ' */
eina_strbuf_insert_printf(srcbuf, " %s=%s",
eina_strbuf_length_get(srcbuf) - 1, key, value);
eina_strbuf_insert_printf
(srcbuf, " %s=%s", eina_strbuf_length_get(srcbuf) - 1, key,
value);
}
else
{
eina_strbuf_append_printf(srcbuf, "DEFAULT='%s=%s'", key, value);
}
}
return 0;
}
static int
_stringshare_key_value_replace(const char **srcstring, const char *key, const char *value, int deleteflag)
_stringshare_key_value_replace(const char **srcstring,
const char *key,
const char *value,
int deleteflag)
{
Eina_Strbuf *sharebuf = NULL;
@ -249,223 +327,190 @@ _stringshare_key_value_replace(const char **srcstring, const char *key, const ch
return 0;
}
static void
_label_sliding_change(Evas_Object *obj)
static Eina_Bool
_elm_label_smart_text_set(Evas_Object *obj,
const char *item,
const char *label)
{
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return;
char *plaintxt;
int plainlen = 0;
ELM_LABEL_DATA_GET(obj, sd);
// dosen't support multiline sliding effect
if (wd->linewrap)
{
wd->slidingmode = EINA_FALSE;
return;
}
plaintxt = _elm_util_mkup_to_text(edje_object_part_text_get(wd->lbl, "elm.text"));
if (plaintxt != NULL)
{
plainlen = strlen(plaintxt);
free(plaintxt);
}
// too short to slide label
if (plainlen < 1)
{
wd->slidingmode = EINA_TRUE;
return;
}
if (wd->slidingmode)
{
Edje_Message_Float_Set *msg = alloca(sizeof(Edje_Message_Float_Set) + (sizeof(double)));
if (wd->ellipsis)
{
wd->slidingellipsis = EINA_TRUE;
elm_label_ellipsis_set(obj, EINA_FALSE);
}
msg->count = 1;
msg->val[0] = wd->slide_duration;
edje_object_message_send(wd->lbl, EDJE_MESSAGE_FLOAT_SET, 0, msg);
edje_object_signal_emit(wd->lbl, "elm,state,slide,start", "elm");
}
else
{
edje_object_signal_emit(wd->lbl, "elm,state,slide,stop", "elm");
if (wd->slidingellipsis)
{
wd->slidingellipsis = EINA_FALSE;
elm_label_ellipsis_set(obj, EINA_TRUE);
}
}
}
static void
_elm_label_label_set(Evas_Object *obj, const char *item, const char *label)
{
ELM_CHECK_WIDTYPE(obj, widtype);
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return;
if (item && strcmp(item, "default")) return;
if (!label) label = "";
eina_stringshare_replace(&wd->label, label);
_label_format_set(wd->lbl, wd->format);
edje_object_part_text_set(wd->lbl, "elm.text", wd->label);
wd->changed = 1;
_sizing_eval(obj);
_label_format_set(ELM_WIDGET_DATA(sd)->resize_obj, sd->format);
return _elm_label_parent_sc->text_set(obj, item, label);
}
static const char *
_elm_label_label_get(const Evas_Object *obj, const char *item)
{
ELM_CHECK_WIDTYPE(obj, widtype) NULL;
Widget_Data *wd = elm_widget_data_get(obj);
if (item && strcmp(item, "default")) return NULL;
if (!wd) return NULL;
return wd->label;
}
static void
_translate_hook(Evas_Object *obj)
static Eina_Bool
_elm_label_smart_translate(Evas_Object *obj)
{
evas_object_smart_callback_call(obj, "language,changed", NULL);
return EINA_TRUE;
}
static void
_elm_label_smart_add(Evas_Object *obj)
{
EVAS_SMART_DATA_ALLOC(obj, Elm_Label_Smart_Data);
ELM_WIDGET_CLASS(_elm_label_parent_sc)->base.add(obj);
priv->linewrap = ELM_WRAP_NONE;
priv->ellipsis = EINA_FALSE;
priv->slidingmode = EINA_FALSE;
priv->slidingellipsis = EINA_FALSE;
priv->wrap_w = -1;
priv->slide_duration = 10;
priv->format = eina_stringshare_add("");
_label_format_set(ELM_WIDGET_DATA(priv)->resize_obj, priv->format);
evas_object_event_callback_add
(ELM_WIDGET_DATA(priv)->resize_obj, EVAS_CALLBACK_RESIZE,
_on_label_resize, obj);
elm_widget_can_focus_set(obj, EINA_FALSE);
elm_layout_theme_set(obj, "label", "base", elm_widget_style_get(obj));
elm_layout_text_set(obj, NULL, "<br>");
}
static void
_elm_label_smart_set_user(Elm_Layout_Smart_Class *sc)
{
ELM_WIDGET_CLASS(sc)->base.add = _elm_label_smart_add;
ELM_WIDGET_CLASS(sc)->focus_next = NULL; /* not 'focus chain manager' */
ELM_WIDGET_CLASS(sc)->theme = _elm_label_smart_theme;
ELM_WIDGET_CLASS(sc)->translate = _elm_label_smart_translate;
sc->sizing_eval = _elm_label_smart_sizing_eval;
sc->text_set = _elm_label_smart_text_set;
sc->text_aliases = _text_aliases;
}
EAPI Evas_Object *
elm_label_add(Evas_Object *parent)
{
Evas_Object *obj;
Evas *e;
Widget_Data *wd;
Evas_Object *obj;
ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
ELM_SET_WIDTYPE(widtype, "label");
elm_widget_type_set(obj, "label");
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_can_focus_set(obj, EINA_FALSE);
elm_widget_text_set_hook_set(obj, _elm_label_label_set);
elm_widget_text_get_hook_set(obj, _elm_label_label_get);
elm_widget_translate_hook_set(obj, _translate_hook);
e = evas_object_evas_get(parent);
if (!e) return NULL;
wd->linewrap = ELM_WRAP_NONE;
wd->ellipsis = EINA_FALSE;
wd->slidingmode = EINA_FALSE;
wd->slidingellipsis = EINA_FALSE;
wd->wrap_w = -1;
wd->slide_duration = 10;
obj = evas_object_smart_add(e, _elm_label_smart_class_new());
wd->lbl = edje_object_add(e);
_elm_theme_object_set(obj, wd->lbl, "label", "base", "default");
wd->format = eina_stringshare_add("");
wd->label = eina_stringshare_add("<br>");
_label_format_set(wd->lbl, wd->format);
edje_object_part_text_set(wd->lbl, "elm.text", wd->label);
if (!elm_widget_sub_object_add(parent, obj))
ERR("could not add %p as sub object of %p", obj, parent);
elm_widget_resize_object_set(obj, wd->lbl);
elm_layout_sizing_eval(obj);
evas_object_event_callback_add(wd->lbl, EVAS_CALLBACK_RESIZE, _lbl_resize, obj);
_mirrored_set(obj, elm_widget_mirrored_get(obj));
wd->changed = 1;
_sizing_eval(obj);
return obj;
}
EAPI void
elm_label_line_wrap_set(Evas_Object *obj, Elm_Wrap_Type wrap)
elm_label_line_wrap_set(Evas_Object *obj,
Elm_Wrap_Type wrap)
{
ELM_CHECK_WIDTYPE(obj, widtype);
Widget_Data *wd = elm_widget_data_get(obj);
const char *wrap_str;
const char *wrap_str, *text;
int len;
if (!wd) return;
if (wd->linewrap == wrap) return;
wd->linewrap = wrap;
len = strlen(wd->label);
ELM_LABEL_CHECK(obj);
ELM_LABEL_DATA_GET(obj, sd);
if (sd->linewrap == wrap) return;
sd->linewrap = wrap;
text = elm_layout_text_get(obj, NULL);
if (!text) return;
len = strlen(text);
if (len <= 0) return;
switch (wrap)
{
case ELM_WRAP_CHAR:
wrap_str = "char";
break;
wrap_str = "char";
break;
case ELM_WRAP_WORD:
wrap_str = "word";
break;
wrap_str = "word";
break;
case ELM_WRAP_MIXED:
wrap_str = "mixed";
break;
wrap_str = "mixed";
break;
default:
wrap_str = "none";
break;
wrap_str = "none";
break;
}
if (_stringshare_key_value_replace(&wd->format,
"wrap", wrap_str, 0) == 0)
if (_stringshare_key_value_replace(&sd->format, "wrap", wrap_str, 0) == 0)
{
_label_format_set(wd->lbl, wd->format);
edje_object_part_text_set(wd->lbl, "elm.text", wd->label);
wd->changed = 1;
_sizing_eval(obj);
_label_format_set(ELM_WIDGET_DATA(sd)->resize_obj, sd->format);
elm_layout_sizing_eval(obj);
}
}
EAPI Elm_Wrap_Type
elm_label_line_wrap_get(const Evas_Object *obj)
{
ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return EINA_FALSE;
return wd->linewrap;
ELM_LABEL_CHECK(obj) EINA_FALSE;
ELM_LABEL_DATA_GET(obj, sd);
return sd->linewrap;
}
EAPI void
elm_label_wrap_width_set(Evas_Object *obj, Evas_Coord w)
elm_label_wrap_width_set(Evas_Object *obj,
Evas_Coord w)
{
ELM_CHECK_WIDTYPE(obj, widtype);
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return;
ELM_LABEL_CHECK(obj);
ELM_LABEL_DATA_GET(obj, sd);
if (w < 0) w = 0;
if (wd->wrap_w == w) return;
if (wd->ellipsis)
{
_label_format_set(wd->lbl, wd->format);
edje_object_part_text_set(wd->lbl, "elm.text", wd->label);
}
wd->wrap_w = w;
_sizing_eval(obj);
if (sd->wrap_w == w) return;
if (sd->ellipsis)
_label_format_set(ELM_WIDGET_DATA(sd)->resize_obj, sd->format);
sd->wrap_w = w;
elm_layout_sizing_eval(obj);
}
EAPI Evas_Coord
elm_label_wrap_width_get(const Evas_Object *obj)
{
ELM_CHECK_WIDTYPE(obj, widtype) 0;
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return 0;
return wd->wrap_w;
ELM_LABEL_CHECK(obj) 0;
ELM_LABEL_DATA_GET(obj, sd);
return sd->wrap_w;
}
EAPI void
elm_label_ellipsis_set(Evas_Object *obj, Eina_Bool ellipsis)
elm_label_ellipsis_set(Evas_Object *obj,
Eina_Bool ellipsis)
{
ELM_CHECK_WIDTYPE(obj, widtype);
Widget_Data *wd = elm_widget_data_get(obj);
Eina_Strbuf *fontbuf = NULL;
int len, removeflag = 0;
const char *text;
if (!wd) return;
if (wd->ellipsis == ellipsis) return;
wd->ellipsis = ellipsis;
len = strlen(wd->label);
ELM_LABEL_CHECK(obj);
ELM_LABEL_DATA_GET(obj, sd);
if (sd->ellipsis == ellipsis) return;
sd->ellipsis = ellipsis;
text = elm_layout_text_get(obj, NULL);
if (!text) return;
len = strlen(text);
if (len <= 0) return;
if (ellipsis == EINA_FALSE) removeflag = 1; // remove fontsize tag
@ -473,71 +518,69 @@ elm_label_ellipsis_set(Evas_Object *obj, Eina_Bool ellipsis)
fontbuf = eina_strbuf_new();
eina_strbuf_append_printf(fontbuf, "%f", 1.0);
if (_stringshare_key_value_replace(&wd->format,
"ellipsis", eina_strbuf_string_get(fontbuf), removeflag) == 0)
if (_stringshare_key_value_replace
(&sd->format, "ellipsis", eina_strbuf_string_get
(fontbuf), removeflag) == 0)
{
_label_format_set(wd->lbl, wd->format);
edje_object_part_text_set(wd->lbl, "elm.text", wd->label);
wd->changed = 1;
_sizing_eval(obj);
_label_format_set(ELM_WIDGET_DATA(sd)->resize_obj, sd->format);
elm_layout_sizing_eval(obj);
}
eina_strbuf_free(fontbuf);
}
EAPI Eina_Bool
elm_label_ellipsis_get(const Evas_Object *obj)
{
ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return EINA_FALSE;
return wd->ellipsis;
ELM_LABEL_CHECK(obj) EINA_FALSE;
ELM_LABEL_DATA_GET(obj, sd);
return sd->ellipsis;
}
EAPI void
elm_label_slide_set(Evas_Object *obj,
Eina_Bool slide)
Eina_Bool slide)
{
ELM_CHECK_WIDTYPE(obj, widtype);
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return;
ELM_LABEL_CHECK(obj);
ELM_LABEL_DATA_GET(obj, sd);
if (sd->slidingmode == slide) return;
sd->slidingmode = slide;
if (wd->slidingmode == slide) return;
wd->slidingmode = slide;
_label_sliding_change(obj);
wd->changed = 1;
_sizing_eval(obj);
elm_layout_sizing_eval(obj);
}
EAPI Eina_Bool
elm_label_slide_get(const Evas_Object *obj)
{
ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return EINA_FALSE;
return wd->slidingmode;
ELM_LABEL_CHECK(obj) EINA_FALSE;
ELM_LABEL_DATA_GET(obj, sd);
return sd->slidingmode;
}
EAPI void
elm_label_slide_duration_set(Evas_Object *obj, double duration)
{
ELM_CHECK_WIDTYPE(obj, widtype);
Widget_Data *wd = elm_widget_data_get(obj);
Edje_Message_Float_Set *msg = alloca(sizeof(Edje_Message_Float_Set) + (sizeof(double)));
ELM_LABEL_CHECK(obj);
ELM_LABEL_DATA_GET(obj, sd);
if (!wd) return;
wd->slide_duration = duration;
Edje_Message_Float_Set *msg =
alloca(sizeof(Edje_Message_Float_Set) + (sizeof(double)));
sd->slide_duration = duration;
msg->count = 1;
msg->val[0] = wd->slide_duration;
edje_object_message_send(wd->lbl, EDJE_MESSAGE_FLOAT_SET, 0, msg);
msg->val[0] = sd->slide_duration;
edje_object_message_send
(ELM_WIDGET_DATA(sd)->resize_obj, EDJE_MESSAGE_FLOAT_SET, 0, msg);
}
EAPI double
elm_label_slide_duration_get(const Evas_Object *obj)
{
ELM_CHECK_WIDTYPE(obj, widtype) 0.0;
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return 0;
return wd->slide_duration;
}
ELM_LABEL_CHECK(obj) 0.0;
ELM_LABEL_DATA_GET(obj, sd);
return sd->slide_duration;
}

8
legacy/elementary/src/lib/elm_label.h
View File

@ -25,8 +25,12 @@
* Custom themes can of course invent new markup tags and style them any way
* they like.
*
* The following signals may be emitted by the label widget:
* @li "language,changed": The program's language changed.
* This widget inherits from the @ref Layout one, so that all the
* functions acting on it also work for label objects.
*
* This widget emits the following signals, besides the ones sent from
* @ref Layout:
* @li @c "language,changed": The program's language changed.
*
* See @ref tutorial_label for a demonstration of how to use a label widget.
* @{