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

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#include <Elementary.h>
#include "elm_priv.h"
#include "elm_widget_container.h"
#include "elm_interface_scrollable.h"
static const char SMART_NAME[] = "elm_widget";
static const char SMART_NAME_COMPAT[] = "elm_widget_compat";
#define API_ENTRY \
Elm_Widget_Smart_Data * sd = evas_object_smart_data_get(obj); \
if ((!sd) || (!_elm_widget_is(obj)))
#define INTERNAL_ENTRY \
Elm_Widget_Smart_Data * sd = evas_object_smart_data_get(obj); \
if (!sd) return
/* this will vanish as soon as we finish the migration of widgets to
* the new hierarchical schema. */
#define COMPAT_SMART_DATA(_sd) \
((Elm_Widget_Compat_Smart_Data *)_sd)
/* these typedefs are just to save typing on
* _elm_widget_compat_smart_set_user() and will die eventually */
typedef Eina_Bool (*one_arg_class_func)(Evas_Object *obj);
typedef Eina_Bool (*event_class_func)(Evas_Object *obj,
Evas_Object *source,
Evas_Callback_Type type,
void *event_info);
typedef Eina_Bool (*focus_next_func)(const Evas_Object *obj,
Elm_Focus_Direction dir,
Evas_Object **next);
typedef Eina_Bool (*focus_direction_func)(const Evas_Object *obj,
const Evas_Object *base,
double degree,
Evas_Object **target,
double *weight);
/* these will eventually take place of the two on the top */
#define ELM_WIDGET_DATA_GET(o, wd) \
Elm_Widget_Smart_Data * wd = evas_object_smart_data_get(o)
#define ELM_WIDGET_DATA_GET_OR_RETURN(o, ptr) \
ELM_WIDGET_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("no widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return; \
}
#undef elm_widget_text_set_hook_set
#undef elm_widget_text_get_hook_set
#undef elm_widget_content_set_hook_set
#undef elm_widget_content_get_hook_set
#undef elm_widget_content_unset_hook_set
/**
* @addtogroup Widget
* @{
*/
/**
* Base widget smart data extended with instance widget hooks. This
* will be used for compatibility with the old (non-hierarchical)
* widget structure, until all widgets are adapted to the new
* hierarchical schema
*/
typedef struct _Elm_Widget_Compat_Smart_Data
{
Elm_Widget_Smart_Data base; /**< Base widget smart data as first member obligatory, as we're inheriting from it */
const char *type;
void *data;
void *on_focus_data;
void *on_change_data;
Eina_List *edje_signals;
/* (instance) widget hooks */
void (*del)(Evas_Object *obj);
void (*del_pre)(Evas_Object *obj);
void (*focus)(Evas_Object *obj);
void (*activate)(Evas_Object *obj);
void (*disable)(Evas_Object *obj);
void (*theme)(Evas_Object *obj);
void (*access)(Evas_Object *obj, Eina_Bool is_access);
void (*translate)(Evas_Object *obj);
Eina_Bool (*event)(Evas_Object *obj,
Evas_Object *source,
Evas_Callback_Type type,
void *event_info);
void (*signal)(Evas_Object *obj,
const char *emission,
const char *source);
void (*callback_add)(Evas_Object *obj,
const char *emission,
const char *source,
Edje_Signal_Cb func,
void *data);
void (*callback_del)(Evas_Object *obj,
const char *emission,
const char *source,
Edje_Signal_Cb func,
void *data);
void (*changed)(Evas_Object *obj);
Eina_Bool (*focus_next)(const Evas_Object *obj,
Elm_Focus_Direction dir,
Evas_Object **next);
Eina_Bool (*focus_direction)(const Evas_Object *obj,
const Evas_Object *base,
double degree,
Evas_Object **target,
double *weight);
void (*on_focus)(void *data,
Evas_Object *obj);
void (*on_change)(void *data,
Evas_Object *obj);
void (*on_focus_region)(const Evas_Object *obj,
Evas_Coord *x,
Evas_Coord *y,
Evas_Coord *w,
Evas_Coord *h);
Elm_Widget_Text_Set_Cb text_set;
Elm_Widget_Text_Get_Cb text_get;
Elm_Widget_Content_Set_Cb content_set;
Elm_Widget_Content_Get_Cb content_get;
Elm_Widget_Content_Unset_Cb content_unset;
} Elm_Widget_Compat_Smart_Data;
/**
* Inheriting from base widget smart class, so that we flag widgets
* not migrated to new hierarchical schema as "compat" (or legacy),
* until we get all of them migrated. Then, this class will be
* dropped.
*/
typedef struct _Elm_Widget_Compat_Smart_Class
{
Elm_Widget_Smart_Class base; /**< Base widget smart class wrapped here */
} Elm_Widget_Compat_Smart_Class;
/**
* @}
*/
typedef struct _Elm_Event_Cb_Data Elm_Event_Cb_Data;
typedef struct _Elm_Translate_String_Data Elm_Translate_String_Data;
struct _Elm_Event_Cb_Data
{
Elm_Event_Cb func;
const void *data;
};
struct _Elm_Translate_String_Data
{
const char *id;
const char *domain;
const char *string;
};
/* local subsystem functions */
static void _smart_reconfigure(Elm_Widget_Smart_Data *sd);
static void _smart_add(Evas_Object *obj);
static void _smart_del(Evas_Object *obj);
static void _smart_move(Evas_Object *obj,
Evas_Coord x,
Evas_Coord y);
static void _smart_resize(Evas_Object *obj,
Evas_Coord w,
Evas_Coord h);
static void _smart_show(Evas_Object *obj);
static void _smart_hide(Evas_Object *obj);
static void _smart_color_set(Evas_Object *obj,
int r,
int g,
int b,
int a);
static void _smart_clip_set(Evas_Object *obj,
Evas_Object *clip);
static void _smart_clip_unset(Evas_Object *obj);
static void _smart_calculate(Evas_Object *obj);
static void _smart_member_add(Evas_Object *obj, Evas_Object *child);
static void _smart_member_del(Evas_Object *obj, Evas_Object *child);
static void _if_focused_revert(Evas_Object *obj,
Eina_Bool can_focus_only);
static Evas_Object *_newest_focus_order_get(Evas_Object *obj,
unsigned int *newest_focus_order,
Eina_Bool can_focus_only);
static double _direction_weight_get(const Evas_Object *obj1, const Evas_Object *obj2, double degree);
static void _sub_obj_del(void *data,
Evas *e,
Evas_Object *obj,
void *event_info);
static void _focus_parents(Evas_Object *obj);
static void _sub_obj_hide(void *data,
Evas *e,
Evas_Object *obj,
void *event_info);
/* local subsystem globals */
static Eina_List *widtypes = NULL;
static unsigned int focus_order = 0;
static inline Eina_Bool
_elm_widget_is(const Evas_Object *obj)
{
return evas_object_smart_type_check_ptr(obj, SMART_NAME);
}
static inline Eina_Bool
_is_focusable(Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->can_focus || (sd->child_can_focus);
}
static inline Eina_Bool
_elm_legacy_is(const Evas_Object *obj)
{
return evas_object_smart_type_check_ptr(obj, SMART_NAME_COMPAT);
}
static inline Eina_Bool
_elm_scrollable_is(const Evas_Object *obj)
{
return !!evas_object_smart_interface_get(obj, ELM_SCROLLABLE_IFACE_NAME);
}
/* what follows are both basic (unimplemented) smart class functions
* and proxies from those to smart data (instance) widget
* functions. one by one we'll be surpassing the proxies on the
* widgets, as long as we make them extensions of the basic elm widget
* the right way */
#define PROXY_MAKE(_prefix) \
static Eina_Bool \
_elm_widget_##_prefix##_func_compat(Evas_Object * obj) \
{ \
ELM_WIDGET_DATA_GET(obj, sd); \
if (COMPAT_SMART_DATA(sd)->_prefix) \
{ \
COMPAT_SMART_DATA(sd)->_prefix(obj); \
return EINA_TRUE; \
} \
return EINA_FALSE; \
}
#define UNIMPLEMENTED_MAKE(_prefix) \
static Eina_Bool \
_elm_widget_##_prefix##_func_unimplemented(Evas_Object * obj) \
{ \
WRN("The %s widget does not implement the \"" #_prefix "\" function.", \
elm_widget_type_get(obj)); \
return EINA_FALSE; \
}
PROXY_MAKE(disable);
PROXY_MAKE(theme);
PROXY_MAKE(translate);
UNIMPLEMENTED_MAKE(disable);
UNIMPLEMENTED_MAKE(translate);
#undef PROXY_MAKE
#undef UNIMPLEMENTED_MAKE
static Eina_Bool
_elm_widget_theme_func(Evas_Object *obj)
{
_elm_widget_mirrored_reload(obj);
elm_widget_disabled_set(obj, elm_widget_disabled_get(obj));
return EINA_TRUE;
}
static Eina_Bool
_elm_widget_on_focus_func_compat(Evas_Object *obj)
{
ELM_WIDGET_DATA_GET(obj, sd);
if (COMPAT_SMART_DATA(sd)->on_focus)
{
COMPAT_SMART_DATA(sd)->on_focus
(COMPAT_SMART_DATA(sd)->on_focus_data, obj);
return EINA_TRUE;
}
return EINA_FALSE;
}
static Eina_Bool
_elm_widget_on_focus_func_unimplemented(Evas_Object *obj)
{
WRN("The %s widget does not implement the \"on_focus\" function.",
elm_widget_type_get(obj));
return EINA_FALSE;
}
static Eina_Bool
_elm_widget_event_func_compat(Evas_Object *obj,
Evas_Object *source,
Evas_Callback_Type type,
void *event_info)
{
ELM_WIDGET_DATA_GET(obj, sd);
if (COMPAT_SMART_DATA(sd)->event)
return COMPAT_SMART_DATA(sd)->event(obj, source, type, event_info);
return EINA_FALSE;
}
static Eina_Bool
_elm_widget_event_func_unimplemented(Evas_Object *obj,
Evas_Object *source __UNUSED__,
Evas_Callback_Type type __UNUSED__,
void *event_info __UNUSED__)
{
WRN("The %s widget does not implement the \"event\" function.",
elm_widget_type_get(obj));
return EINA_FALSE;
}
static Eina_Bool
_elm_widget_focus_next_func_compat(const Evas_Object *obj,
Elm_Focus_Direction dir,
Evas_Object **next)
{
ELM_WIDGET_DATA_GET(obj, sd);
if (COMPAT_SMART_DATA(sd)->focus_next)
return COMPAT_SMART_DATA(sd)->focus_next(obj, dir, next);
return EINA_FALSE;
}
static Eina_Bool
_elm_widget_focus_next_func_unimplemented(const Evas_Object *obj __UNUSED__,
Elm_Focus_Direction dir __UNUSED__,
Evas_Object **next __UNUSED__)
{
WRN("The %s widget does not implement the \"focus_next\" function.",
elm_widget_type_get(obj));
return EINA_FALSE;
}
static Eina_Bool
_elm_widget_focus_direction_func_compat(const Evas_Object *obj,
const Evas_Object *base,
double degree,
Evas_Object **target,
double *weight)
{
ELM_WIDGET_DATA_GET(obj, sd);
if (COMPAT_SMART_DATA(sd)->focus_direction)
return COMPAT_SMART_DATA(sd)->focus_direction
(obj, base, degree, target, weight);
return EINA_FALSE;
}
static Eina_Bool
_elm_widget_focus_direction_func_unimplemented(const Evas_Object *obj __UNUSED__,
const Evas_Object *base __UNUSED__,
double degree __UNUSED__,
Evas_Object **target __UNUSED__,
double *weight __UNUSED__)
{
WRN("The %s widget does not implement the \"focus_direction\" function.",
elm_widget_type_get(obj));
return EINA_FALSE;
}
static Eina_Bool
_elm_widget_sub_object_add_func(Evas_Object *obj,
Evas_Object *sobj)
{
double scale, pscale = elm_widget_scale_get(sobj);
Elm_Theme *th, *pth = elm_widget_theme_get(sobj);
Eina_Bool mirrored, pmirrored = elm_widget_mirrored_get(obj);
ELM_WIDGET_DATA_GET(obj, sd);
EINA_SAFETY_ON_TRUE_RETURN_VAL(obj == sobj, EINA_FALSE);
if (sobj == sd->parent_obj)
{
/* in this case, sobj must be an elm widget, or something
* very wrong is happening */
if (!_elm_widget_is(sobj)) return EINA_FALSE;
if (!elm_widget_sub_object_del(sobj, obj)) return EINA_FALSE;
WRN("You passed a parent object of obj = %p as the sub object = %p!",
obj, sobj);
}
if (_elm_widget_is(sobj))
{
ELM_WIDGET_DATA_GET(sobj, sdc);
if (sdc->parent_obj == obj) return EINA_TRUE;
if (sdc->parent_obj)
{
if (!elm_widget_sub_object_del(sdc->parent_obj, sobj))
return EINA_FALSE;
}
sdc->parent_obj = obj;
_elm_widget_top_win_focused_set(sobj, sd->top_win_focused);
/* update child focusable-ness on self and parents, now that a
* focusable child got in */
if (!sd->child_can_focus && (_is_focusable(sobj)))
{
Elm_Widget_Smart_Data *sdp = sd;
sdp->child_can_focus = EINA_TRUE;
while (sdp->parent_obj)
{
sdp = evas_object_smart_data_get(sdp->parent_obj);
if (sdp->child_can_focus) break;
sdp->child_can_focus = EINA_TRUE;
}
}
}
else
{
void *data = evas_object_data_get(sobj, "elm-parent");
if (data)
{
if (data == obj) return EINA_TRUE;
if (!elm_widget_sub_object_del(data, sobj)) return EINA_FALSE;
}
}
sd->subobjs = eina_list_append(sd->subobjs, sobj);
evas_object_data_set(sobj, "elm-parent", obj);
evas_object_event_callback_add
(sobj, EVAS_CALLBACK_DEL, _sub_obj_del, sd);
if (_elm_widget_is(sobj))
{
evas_object_event_callback_add
(sobj, EVAS_CALLBACK_HIDE, _sub_obj_hide, sd);
scale = elm_widget_scale_get(sobj);
th = elm_widget_theme_get(sobj);
mirrored = elm_widget_mirrored_get(sobj);
if ((scale != pscale) || (th != pth) || (pmirrored != mirrored))
elm_widget_theme(sobj);
if (elm_widget_focus_get(sobj)) _focus_parents(obj);
}
return EINA_TRUE;
}
static Eina_Bool
_elm_widget_sub_object_del_func(Evas_Object *obj,
Evas_Object *sobj)
{
Evas_Object *sobj_parent;
if (!sobj) return EINA_FALSE;
ELM_WIDGET_DATA_GET(obj, sd);
EINA_SAFETY_ON_TRUE_RETURN_VAL(obj == sobj, EINA_FALSE);
sobj_parent = evas_object_data_del(sobj, "elm-parent");
if (sobj_parent != obj)
{
static int abort_on_warn = -1;
ERR("removing sub object %p (%s) from parent %p (%s), "
"but elm-parent is different %p (%s)!",
sobj, elm_widget_type_get(sobj), obj, elm_widget_type_get(obj),
sobj_parent, elm_widget_type_get(sobj_parent));
if (EINA_UNLIKELY(abort_on_warn == -1))
{
if (getenv("ELM_ERROR_ABORT")) abort_on_warn = 1;
else abort_on_warn = 0;
}
if (abort_on_warn == 1) abort();
return EINA_FALSE;
}
if (_elm_widget_is(sobj))
{
if (elm_widget_focus_get(sobj))
{
elm_widget_tree_unfocusable_set(sobj, EINA_TRUE);
elm_widget_tree_unfocusable_set(sobj, EINA_FALSE);
}
if ((sd->child_can_focus) && (_is_focusable(sobj)))
{
Evas_Object *parent = obj;
/* update child focusable-ness on self and parents, now that a
* focusable child is gone */
while (parent)
{
const Eina_List *l;
Evas_Object *subobj;
ELM_WIDGET_DATA_GET(parent, sdp);
sdp->child_can_focus = EINA_FALSE;
EINA_LIST_FOREACH (sdp->subobjs, l, subobj)
{
if ((subobj != sobj) && (_is_focusable(subobj)))
{
sdp->child_can_focus = EINA_TRUE;
break;
}
}
/* break again, child_can_focus went back to
* original value */
if (sdp->child_can_focus) break;
parent = sdp->parent_obj;
}
}
ELM_WIDGET_DATA_GET(sobj, sdc);
sdc->parent_obj = NULL;
}
if (sd->resize_obj == sobj) sd->resize_obj = NULL;
sd->subobjs = eina_list_remove(sd->subobjs, sobj);
evas_object_event_callback_del_full
(sobj, EVAS_CALLBACK_DEL, _sub_obj_del, sd);
if (_elm_widget_is(sobj))
evas_object_event_callback_del_full
(sobj, EVAS_CALLBACK_HIDE, _sub_obj_hide, sd);
return EINA_TRUE;
}
static const Evas_Smart_Cb_Description _smart_callbacks[] =
{
/* FIXME: complete later */
{NULL, NULL}
};
static void
_elm_widget_smart_set(Elm_Widget_Smart_Class *api)
{
Evas_Smart_Class *sc;
if (!(sc = (Evas_Smart_Class *)api))
return;
sc->add = _smart_add;
sc->del = _smart_del;
sc->move = _smart_move;
sc->resize = _smart_resize;
sc->show = _smart_show;
sc->hide = _smart_hide;
sc->color_set = _smart_color_set;
sc->clip_set = _smart_clip_set;
sc->clip_unset = _smart_clip_unset;
sc->calculate = _smart_calculate;
sc->member_add = _smart_member_add;
sc->member_del = _smart_member_del;
#define API_DEFAULT_SET_UNIMPLEMENTED(_prefix) \
api->_prefix = _elm_widget_##_prefix##_func_unimplemented;
/* NB: always remember to call these parent versions on children,
* except for the unimplemented ones and calculate, which is moot */
#define API_DEFAULT_SET(_prefix) \
api->_prefix = _elm_widget_##_prefix##_func;
/* base api */
API_DEFAULT_SET_UNIMPLEMENTED(on_focus);
API_DEFAULT_SET_UNIMPLEMENTED(disable);
api->theme = _elm_widget_theme_func;
API_DEFAULT_SET_UNIMPLEMENTED(translate);
API_DEFAULT_SET_UNIMPLEMENTED(event);
API_DEFAULT_SET_UNIMPLEMENTED(focus_next);
API_DEFAULT_SET_UNIMPLEMENTED(focus_direction);
/* NB: because those two weren't hooks before, translate the
* individual calls to them on the widgets as we bring them to the
* new class hierarchy. also, sub_object_{add,del} must be
* different than member_{add,del} here, because widget parenting
* on elm does not always imply parent and child will live on the
* same Evas layer */
API_DEFAULT_SET(sub_object_add);
API_DEFAULT_SET(sub_object_del);
#undef API_DEFAULT_SET
#undef API_DEFAULT_SET_UNIMPLEMENTED
sc->callbacks = _smart_callbacks;
}
// internal funcs
static inline Eina_Bool
_elm_widget_focus_chain_manager_is(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
if (_elm_legacy_is(obj)) return !!COMPAT_SMART_DATA(sd)->focus_next;
if (!sd->api) return EINA_FALSE;
return sd->api->focus_next &&
(sd->api->focus_next != _elm_widget_focus_next_func_unimplemented);
}
static inline Eina_Bool
_elm_widget_focus_direction_manager_is(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
if (_elm_legacy_is(obj)) return !!COMPAT_SMART_DATA(sd)->focus_direction;
if (!sd->api) return EINA_FALSE;
return sd->api->focus_direction &&
(sd->api->focus_direction !=
_elm_widget_focus_direction_func_unimplemented);
}
static void
_unfocus_parents(Evas_Object *obj)
{
for (; obj; obj = elm_widget_parent_get(obj))
{
INTERNAL_ENTRY;
if (!sd->focused) return;
sd->focused = 0;
}
}
static void
_focus_parents(Evas_Object *obj)
{
for (; obj; obj = elm_widget_parent_get(obj))
{
INTERNAL_ENTRY;
if (sd->focused) return;
sd->focused = 1;
}
}
static void
_sub_obj_del(void *data,
Evas *e __UNUSED__,
Evas_Object *obj,
void *event_info __UNUSED__)
{
Elm_Widget_Smart_Data *sd = data;
if (_elm_widget_is(obj))
{
if (elm_widget_focus_get(obj)) _unfocus_parents(sd->obj);
}
if (obj == sd->resize_obj)
{
/* already dels sub object */
elm_widget_resize_object_set(sd->obj, NULL);
return;
}
else if (obj == sd->hover_obj)
{
sd->hover_obj = NULL;
return;
}
else if (_elm_legacy_is(sd->obj))
{
evas_object_smart_callback_call(sd->obj, "sub-object-del", obj);
sd->subobjs = eina_list_remove(sd->subobjs, obj);
}
else
{
if (!elm_widget_sub_object_del(sd->obj, obj))
ERR("failed to remove sub object %p from %p\n", obj, sd->obj);
}
}
static void
_sub_obj_hide(void *data __UNUSED__,
Evas *e __UNUSED__,
Evas_Object *obj,
void *event_info __UNUSED__)
{
elm_widget_focus_hide_handle(obj);
}
static void
_sub_obj_mouse_down(void *data,
Evas *e __UNUSED__,
Evas_Object *obj __UNUSED__,
void *event_info)
{
Elm_Widget_Smart_Data *sd = data;
Evas_Event_Mouse_Down *ev = event_info;
if (!(ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD))
sd->still_in = EINA_TRUE;
}
static void
_sub_obj_mouse_move(void *data,
Evas *e __UNUSED__,
Evas_Object *obj,
void *event_info)
{
Elm_Widget_Smart_Data *sd = data;
Evas_Event_Mouse_Move *ev = event_info;
if (sd->still_in)
{
if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD)
sd->still_in = EINA_FALSE;
else
{
Evas_Coord x, y, w, h;
evas_object_geometry_get(obj, &x, &y, &w, &h);
if ((ev->cur.canvas.x < x) || (ev->cur.canvas.y < y) ||
(ev->cur.canvas.x >= (x + w)) || (ev->cur.canvas.y >= (y + h)))
sd->still_in = EINA_FALSE;
}
}
}
static void
_sub_obj_mouse_up(void *data,
Evas *e __UNUSED__,
Evas_Object *obj,
void *event_info __UNUSED__)
{
Elm_Widget_Smart_Data *sd = data;
if (sd->still_in)
elm_widget_focus_mouse_up_handle(obj);
sd->still_in = EINA_FALSE;
}
static void
_propagate_x_drag_lock(Evas_Object *obj,
int dir)
{
INTERNAL_ENTRY;
if (sd->parent_obj)
{
Elm_Widget_Smart_Data *sd2 = evas_object_smart_data_get(sd->parent_obj);
if (sd2)
{
sd2->child_drag_x_locked += dir;
_propagate_x_drag_lock(sd->parent_obj, dir);
}
}
}
static void
_propagate_y_drag_lock(Evas_Object *obj,
int dir)
{
INTERNAL_ENTRY;
if (sd->parent_obj)
{
Elm_Widget_Smart_Data *sd2 = evas_object_smart_data_get(sd->parent_obj);
if (sd2)
{
sd2->child_drag_y_locked += dir;
_propagate_y_drag_lock(sd->parent_obj, dir);
}
}
}
static void
_propagate_event(void *data,
Evas *e __UNUSED__,
Evas_Object *obj,
void *event_info)
{
INTERNAL_ENTRY;
Evas_Callback_Type type = (Evas_Callback_Type)(long)data;
Evas_Event_Flags *event_flags = NULL;
switch (type)
{
case EVAS_CALLBACK_KEY_DOWN:
{
Evas_Event_Key_Down *ev = event_info;
event_flags = &(ev->event_flags);
}
break;
case EVAS_CALLBACK_KEY_UP:
{
Evas_Event_Key_Up *ev = event_info;
event_flags = &(ev->event_flags);
}
break;
case EVAS_CALLBACK_MOUSE_WHEEL:
{
Evas_Event_Mouse_Wheel *ev = event_info;
event_flags = &(ev->event_flags);
}
break;
default:
break;
}
elm_widget_event_propagate(obj, type, event_info, event_flags);
}
static void
_parent_focus(Evas_Object *obj)
{
API_ENTRY return;
if (sd->focused) return;
Evas_Object *o = elm_widget_parent_get(obj);
sd->focus_order_on_calc = EINA_TRUE;
if (o) _parent_focus(o);
if (!sd->focus_order_on_calc)
return; /* we don't want to override it if by means of any of the
callbacks below one gets to calculate our order
first. */
focus_order++;
sd->focus_order = focus_order;
if (!sd->api) return;
if (sd->top_win_focused)
{
sd->focused = EINA_TRUE;
sd->api->on_focus(obj);
if (_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->focus)
COMPAT_SMART_DATA(sd)->focus(obj);
_elm_widget_focus_region_show(obj);
}
sd->focus_order_on_calc = EINA_FALSE;
if (_elm_config->access_mode == ELM_ACCESS_MODE_ON)
_elm_access_highlight_set(obj);
}
static void
_elm_object_focus_chain_del_cb(void *data,
Evas *e __UNUSED__,
Evas_Object *obj,
void *event_info __UNUSED__)
{
Elm_Widget_Smart_Data *sd = data;
sd->focus_chain = eina_list_remove(sd->focus_chain, obj);
}
// exposed util funcs to elm
void
_elm_widget_type_clear(void)
{
const char **ptr;
EINA_LIST_FREE(widtypes, ptr)
{
eina_stringshare_del(*ptr);
*ptr = NULL;
}
}
void
_elm_widget_focus_region_show(const Evas_Object *obj)
{
Evas_Coord x, y, w, h, ox, oy;
Elm_Widget_Smart_Data *sd2;
Evas_Object *o;
API_ENTRY return;
o = elm_widget_parent_get(obj);
if (!o) return;
elm_widget_focus_region_get(obj, &x, &y, &w, &h);
evas_object_geometry_get(obj, &ox, &oy, NULL, NULL);
while (o)
{
Evas_Coord px, py;
sd2 = evas_object_smart_data_get(o);
if (_elm_legacy_is(o) && sd2->focus_region)
{
sd2->focus_region(o, x, y, w, h);
elm_widget_focus_region_get(o, &x, &y, &w, &h);
}
else
{
evas_object_geometry_get(o, &px, &py, NULL, NULL);
x += ox - px;
y += oy - py;
ox = px;
oy = py;
}
o = elm_widget_parent_get(o);
}
}
EAPI const Elm_Widget_Smart_Class *
elm_widget_smart_class_get(void)
{
static Elm_Widget_Smart_Class _sc =
ELM_WIDGET_SMART_CLASS_INIT_NAME_VERSION(SMART_NAME);
static const Elm_Widget_Smart_Class *class = NULL;
if (class)
return class;
_elm_widget_smart_set(&_sc);
class = &_sc;
return class;
}
EAPI void
elm_widget_type_register(const char **ptr)
{
widtypes = eina_list_append(widtypes, (void *)ptr);
}
EAPI void
elm_widget_type_unregister(const char **ptr)
{
widtypes = eina_list_remove(widtypes, (void *)ptr);
}
EAPI Eina_Bool
elm_widget_api_check(int ver)
{
if (ver != ELM_INTERNAL_API_VERSION)
{
CRITICAL("Elementary widget api versions do not match");
return EINA_FALSE;
}
return EINA_TRUE;
}
/* creating compat smart class */
EVAS_SMART_SUBCLASS_NEW
(SMART_NAME_COMPAT, _elm_widget_compat, Elm_Widget_Compat_Smart_Class,
Elm_Widget_Smart_Class, elm_widget_smart_class_get, NULL);
static void
_compat_smart_add(Evas_Object *obj)
{
EVAS_SMART_DATA_ALLOC(obj, Elm_Widget_Compat_Smart_Data);
_elm_widget_compat_parent_sc->base.add(obj);
}
static void
_compat_smart_del(Evas_Object *obj)
{
Edje_Signal_Data *esd;
ELM_WIDGET_DATA_GET(obj, sd);
if (COMPAT_SMART_DATA(sd)->del_pre)
COMPAT_SMART_DATA(sd)->del_pre(obj);
if (COMPAT_SMART_DATA(sd)->del)
COMPAT_SMART_DATA(sd)->del(obj);
if (COMPAT_SMART_DATA(sd)->type)
eina_stringshare_del(COMPAT_SMART_DATA(sd)->type);
EINA_LIST_FREE(COMPAT_SMART_DATA(sd)->edje_signals, esd)
{
eina_stringshare_del(esd->emission);
eina_stringshare_del(esd->source);
free(esd);
}
COMPAT_SMART_DATA(sd)->data = NULL;
_elm_widget_compat_parent_sc->base.del(obj);
}
static void
_compat_smart_calculate(Evas_Object *obj)
{
ELM_WIDGET_DATA_GET(obj, sd);
if (COMPAT_SMART_DATA(sd)->changed) COMPAT_SMART_DATA(sd)->changed(obj);
}
static void
_elm_widget_compat_smart_set_user(Elm_Widget_Compat_Smart_Class *sc)
{
ELM_WIDGET_CLASS(sc)->base.add = _compat_smart_add;
ELM_WIDGET_CLASS(sc)->base.del = _compat_smart_del;
ELM_WIDGET_CLASS(sc)->base.calculate = _compat_smart_calculate;
/* proxying base class functions to instance ones on compat widgets
* (and overriding defaults -- unimplemented) */
#define API_BASE_COMPAT_SET(_cast, _prefix) \
ELM_WIDGET_CLASS(sc)->_prefix = (_cast)_elm_widget_##_prefix##_func_compat
/* base api */
API_BASE_COMPAT_SET(one_arg_class_func, on_focus);
API_BASE_COMPAT_SET(one_arg_class_func, disable);
API_BASE_COMPAT_SET(one_arg_class_func, theme);
API_BASE_COMPAT_SET(one_arg_class_func, translate);
API_BASE_COMPAT_SET(event_class_func, event);
API_BASE_COMPAT_SET(focus_next_func, focus_next);
API_BASE_COMPAT_SET(focus_direction_func, focus_direction);
#undef API_BASE_COMPAT_SET
}
EAPI Evas_Object *
elm_widget_add(Evas *evas)
{
return evas_object_smart_add(evas, _elm_widget_compat_smart_class_new());
}
EAPI void
elm_widget_del_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->del = func;
}
EAPI void
elm_widget_del_pre_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->del_pre = func;
}
EAPI void
elm_widget_focus_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->focus = func;
}
EAPI void
elm_widget_activate_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->activate = func;
}
EAPI void
elm_widget_disable_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->disable = func;
}
EAPI void
elm_widget_theme_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->theme = func;
}
EAPI void
elm_widget_access_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj,
Eina_Bool is_access))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->access = func;
}
EAPI void
elm_widget_translate_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->translate = func;
}
EAPI void
elm_widget_event_hook_set(Evas_Object *obj,
Eina_Bool (*func)(Evas_Object *obj,
Evas_Object *source,
Evas_Callback_Type type,
void *event_info))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->event = func;
}
EAPI void
elm_widget_text_set_hook_set(Evas_Object *obj,
Elm_Widget_Text_Set_Cb func)
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->text_set = func;
}
EAPI void
elm_widget_text_get_hook_set(Evas_Object *obj,
Elm_Widget_Text_Get_Cb func)
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->text_get = func;
}
EAPI void
elm_widget_content_set_hook_set(Evas_Object *obj,
Elm_Widget_Content_Set_Cb func)
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->content_set = func;
}
EAPI void
elm_widget_content_get_hook_set(Evas_Object *obj,
Elm_Widget_Content_Get_Cb func)
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->content_get = func;
}
EAPI void
elm_widget_content_unset_hook_set(Evas_Object *obj,
Elm_Widget_Content_Unset_Cb func)
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->content_unset = func;
}
EAPI void
elm_widget_changed_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->changed = func;
}
EAPI void
elm_widget_signal_emit_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj,
const char *emission,
const char *source))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->signal = func;
}
EAPI void
elm_widget_signal_callback_add_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj,
const char *emission,
const char *source,
Edje_Signal_Cb func_cb,
void *data))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->callback_add = func;
}
EAPI void
elm_widget_signal_callback_del_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj,
const char *emission,
const char *source,
Edje_Signal_Cb func_cb,
void *data))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->callback_del = func;
}
EAPI Eina_Bool
elm_widget_access(Evas_Object *obj, Eina_Bool is_access)
{
const Eina_List *l;
Evas_Object *child;
Eina_Bool ret = EINA_TRUE;
API_ENTRY return EINA_FALSE;
EINA_LIST_FOREACH(sd->subobjs, l, child)
ret &= elm_widget_access(child, is_access);
if (_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->access)
COMPAT_SMART_DATA(sd)->access(obj, is_access);
else if (sd->api && sd->api->access)
sd->api->access(obj, is_access);
else
return EINA_FALSE;
return ret;
}
EAPI Eina_Bool
elm_widget_theme(Evas_Object *obj)
{
const Eina_List *l;
Evas_Object *child;
Elm_Tooltip *tt;
Elm_Cursor *cur;
Eina_Bool ret = EINA_TRUE;
API_ENTRY return EINA_FALSE;
EINA_LIST_FOREACH(sd->subobjs, l, child) ret &= elm_widget_theme(child);
if (sd->resize_obj && _elm_widget_is(sd->resize_obj))
ret &= elm_widget_theme(sd->resize_obj);
if (sd->hover_obj) ret &= elm_widget_theme(sd->hover_obj);
EINA_LIST_FOREACH(sd->tooltips, l, tt) elm_tooltip_theme(tt);
EINA_LIST_FOREACH(sd->cursors, l, cur) elm_cursor_theme(cur);
if (!sd->api) return EINA_FALSE;
ret &= sd->api->theme(obj);
return ret;
}
EAPI void
elm_widget_theme_specific(Evas_Object *obj,
Elm_Theme *th,
Eina_Bool force)
{
const Eina_List *l;
Evas_Object *child;
Elm_Tooltip *tt;
Elm_Cursor *cur;
Elm_Theme *th2, *thdef;
API_ENTRY return;
thdef = elm_theme_default_get();
if (!th) th = thdef;
if (!force)
{
th2 = sd->theme;
if (!th2) th2 = thdef;
while (th2)
{
if (th2 == th)
{
force = EINA_TRUE;
break;
}
if (th2 == thdef) break;
th2 = th2->ref_theme;
if (!th2) th2 = thdef;
}
}
if (!force) return;
EINA_LIST_FOREACH(sd->subobjs, l, child)
elm_widget_theme_specific(child, th, force);
if (sd->resize_obj) elm_widget_theme(sd->resize_obj);
if (sd->hover_obj) elm_widget_theme(sd->hover_obj);
EINA_LIST_FOREACH(sd->tooltips, l, tt) elm_tooltip_theme(tt);
EINA_LIST_FOREACH(sd->cursors, l, cur) elm_cursor_theme(cur);
if (!sd->api) return;
sd->api->theme(obj);
}
/**
* @internal
*
* Set hook to get next object in object focus chain.
*
* @param obj The widget object.
* @param func The hook to be used with this widget.
*
* @ingroup Widget
*/
EAPI void
elm_widget_focus_next_hook_set(Evas_Object *obj,
Eina_Bool (*func)(const Evas_Object *obj,
Elm_Focus_Direction dir,
Evas_Object **next))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->focus_next = func;
}
/**
* @internal
*
* Set hook to get near object in one direction.
*
* @param obj The widget object.
* @param func The hook to be used with this widget.
*
* @ingroup Widget
*/
EAPI void
elm_widget_focus_direction_hook_set(Evas_Object *obj,
Eina_Bool (*func)(const Evas_Object *obj,
const Evas_Object *base,
double degree,
Evas_Object **direction,
double *weight))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->focus_direction = func;
}
/**
* Returns the widget's mirrored mode.
*
* @param obj The widget.
* @return mirrored mode of the object.
*
**/
EAPI Eina_Bool
elm_widget_mirrored_get(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->is_mirrored;
}
/**
* Sets the widget's mirrored mode.
*
* @param obj The widget.
* @param mirrored EINA_TRUE to set mirrored mode. EINA_FALSE to unset.
*/
EAPI void
elm_widget_mirrored_set(Evas_Object *obj,
Eina_Bool mirrored)
{
API_ENTRY return;
mirrored = !!mirrored;
if (sd->is_mirrored == mirrored) return;
sd->is_mirrored = mirrored;
elm_widget_theme(obj);
}
/**
* @internal
* Resets the mirrored mode from the system mirror mode for widgets that are in
* automatic mirroring mode. This function does not call elm_widget_theme.
*
* @param obj The widget.
* @param mirrored EINA_TRUE to set mirrored mode. EINA_FALSE to unset.
*/
void
_elm_widget_mirrored_reload(Evas_Object *obj)
{
API_ENTRY return;
Eina_Bool mirrored = elm_config_mirrored_get();
if (elm_widget_mirrored_automatic_get(obj) && (sd->is_mirrored != mirrored))
{
sd->is_mirrored = mirrored;
}
}
/**
* Returns the widget's mirrored mode setting.
*
* @param obj The widget.
* @return mirrored mode setting of the object.
*
**/
EAPI Eina_Bool
elm_widget_mirrored_automatic_get(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->mirrored_auto_mode;
}
/**
* Sets the widget's mirrored mode setting.
* When widget in automatic mode, it follows the system mirrored mode set by
* elm_mirrored_set().
* @param obj The widget.
* @param automatic EINA_TRUE for auto mirrored mode. EINA_FALSE for manual.
*/
EAPI void
elm_widget_mirrored_automatic_set(Evas_Object *obj,
Eina_Bool automatic)
{
API_ENTRY return;
if (sd->mirrored_auto_mode != automatic)
{
sd->mirrored_auto_mode = automatic;
if (automatic)
{
elm_widget_mirrored_set(obj, elm_config_mirrored_get());
}
}
}
EAPI void
elm_widget_on_focus_hook_set(Evas_Object *obj,
void (*func)(void *data,
Evas_Object *obj),
void *data)
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->on_focus = func;
COMPAT_SMART_DATA(sd)->on_focus_data = data;
}
EAPI void
elm_widget_on_change_hook_set(Evas_Object *obj,
void (*func)(void *data,
Evas_Object *obj),
void *data)
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->on_change = func;
COMPAT_SMART_DATA(sd)->on_change_data = data;
}
EAPI void
elm_widget_on_show_region_hook_set(Evas_Object *obj,
void (*func)(void *data,
Evas_Object *obj),
void *data)
{
API_ENTRY return;
sd->on_show_region = func;
sd->on_show_region_data = data;
}
/**
* @internal
*
* Set the hook to use to show the focused region.
*
* Whenever a new widget gets focused or it's needed to show the focused
* area of the current one, this hook will be called on objects that may
* want to move their children into their visible area.
* The area given in the hook function is relative to the @p obj widget.
*
* @param obj The widget object
* @param func The function to call to show the specified area.
*
* @ingroup Widget
*/
EAPI void
elm_widget_focus_region_hook_set(Evas_Object *obj,
void (*func)(Evas_Object *obj,
Evas_Coord x,
Evas_Coord y,
Evas_Coord w,
Evas_Coord h))
{
API_ENTRY return;
sd->focus_region = func;
}
/**
* @internal
*
* Set the hook to retrieve the focused region of a widget.
*
* This hook will be called by elm_widget_focus_region_get() whenever
* it's needed to get the focused area of a widget. The area must be relative
* to the widget itself and if no hook is set, it will default to the entire
* object.
*
* @param obj The widget object
* @param func The function used to retrieve the focus region.
*
* @ingroup Widget
*/
EAPI void
elm_widget_on_focus_region_hook_set(Evas_Object *obj,
void (*func)(const Evas_Object *obj,
Evas_Coord *x,
Evas_Coord *y,
Evas_Coord *w,
Evas_Coord *h))
{
API_ENTRY return;
COMPAT_SMART_DATA(sd)->on_focus_region = func;
}
EAPI void
elm_widget_data_set(Evas_Object *obj,
void *data)
{
API_ENTRY return;
if (!_elm_widget_is(obj)) return;
COMPAT_SMART_DATA(sd)->data = data;
}
EAPI void *
elm_widget_data_get(const Evas_Object *obj)
{
API_ENTRY return NULL;
if (!_elm_legacy_is(obj)) return NULL;
return COMPAT_SMART_DATA(sd)->data;
}
EAPI Eina_Bool
elm_widget_sub_object_add(Evas_Object *obj,
Evas_Object *sobj)
{
API_ENTRY return EINA_FALSE;
EINA_SAFETY_ON_TRUE_RETURN_VAL(obj == sobj, EINA_FALSE);
if (!sd->api) return EINA_FALSE;
if (!_elm_legacy_is(obj)) return sd->api->sub_object_add(obj, sobj);
/* this part will go away once all widgets are migrated to the new schema */
double scale, pscale = elm_widget_scale_get(sobj);
Elm_Theme *th, *pth = elm_widget_theme_get(sobj);
Eina_Bool mirrored, pmirrored = elm_widget_mirrored_get(obj);
if (sobj == sd->parent_obj)
{
if (!elm_widget_sub_object_del(sobj, obj)) return EINA_FALSE;
WRN("You passed a parent object of obj = %p as the sub object = %p!", obj, sobj);
}
if (_elm_widget_is(sobj))
{
Elm_Widget_Smart_Data *sd2 = evas_object_smart_data_get(sobj);
if (sd2)
{
if (sd2->parent_obj == obj)
return EINA_TRUE;
if (sd2->parent_obj)
elm_widget_sub_object_del(sd2->parent_obj, sobj);
sd2->parent_obj = obj;
_elm_widget_top_win_focused_set(sobj, sd->top_win_focused);
if (!sd->child_can_focus && (_is_focusable(sobj)))
{
Elm_Widget_Smart_Data *sdt = evas_object_smart_data_get(obj);
sdt->child_can_focus = EINA_TRUE;
while (sdt->parent_obj)
{
sdt = evas_object_smart_data_get(sdt->parent_obj);
if (sdt->child_can_focus) break;
sdt->child_can_focus = EINA_TRUE;
}
}
}
}
else
{
void *data = evas_object_data_get(sobj, "elm-parent");
if (data)
{
if (data == obj) return EINA_TRUE;
elm_widget_sub_object_del(data, sobj);
}
}
sd->subobjs = eina_list_append(sd->subobjs, sobj);
evas_object_data_set(sobj, "elm-parent", obj);
evas_object_event_callback_add(sobj, EVAS_CALLBACK_DEL, _sub_obj_del, sd);
if (_elm_widget_is(sobj))
evas_object_event_callback_add(sobj, EVAS_CALLBACK_HIDE, _sub_obj_hide, sd);
evas_object_smart_callback_call(obj, "sub-object-add", sobj);
scale = elm_widget_scale_get(sobj);
th = elm_widget_theme_get(sobj);
mirrored = elm_widget_mirrored_get(sobj);
if ((scale != pscale) || (th != pth) || (pmirrored != mirrored)) elm_widget_theme(sobj);
if (elm_widget_focus_get(sobj)) _focus_parents(obj);
return EINA_TRUE;
}
EAPI Eina_Bool
elm_widget_sub_object_del(Evas_Object *obj,
Evas_Object *sobj)
{
Evas_Object *sobj_parent;
API_ENTRY return EINA_FALSE;
EINA_SAFETY_ON_TRUE_RETURN_VAL(obj == sobj, EINA_FALSE);
if (!sobj) return EINA_FALSE;
if (!sd->api) return EINA_FALSE;
if (!_elm_legacy_is(obj)) return sd->api->sub_object_del(obj, sobj);
/* this part will go away once all widgets are migrated to the new schema */
sobj_parent = evas_object_data_del(sobj, "elm-parent");
if (sobj_parent != obj)
{
static int abort_on_warn = -1;
ERR("removing sub object %p (%s) from parent %p (%s), "
"but elm-parent is different %p (%s)!",
sobj, elm_widget_type_get(sobj), obj, elm_widget_type_get(obj),
sobj_parent, elm_widget_type_get(sobj_parent));
if (EINA_UNLIKELY(abort_on_warn == -1))
{
if (getenv("ELM_ERROR_ABORT")) abort_on_warn = 1;
else abort_on_warn = 0;
}
if (abort_on_warn == 1) abort();
return EINA_FALSE;
}
if (_elm_widget_is(sobj))
{
if (elm_widget_focus_get(sobj))
{
elm_widget_tree_unfocusable_set(sobj, EINA_TRUE);
elm_widget_tree_unfocusable_set(sobj, EINA_FALSE);
}
if ((sd->child_can_focus) && (_is_focusable(sobj)))
{
Evas_Object *subobj;
const Eina_List *l;
Elm_Widget_Smart_Data *sdt = evas_object_smart_data_get(obj);
while (1)
{
sdt->child_can_focus = EINA_FALSE;
EINA_LIST_FOREACH(sdt->subobjs, l, subobj)
{
if ((subobj != sobj) && (_is_focusable(subobj)))
{
sdt->child_can_focus = EINA_TRUE;
break;
}
}
if (sdt->child_can_focus) break;
if (!sdt->parent_obj) break;
sdt = evas_object_smart_data_get(sdt->parent_obj);
}
}
Elm_Widget_Smart_Data *sd2 = evas_object_smart_data_get(sobj);
if (sd2)
{
sd2->parent_obj = NULL;
if (sd2->resize_obj == sobj) sd2->resize_obj = NULL;
sd->subobjs = eina_list_remove(sd->subobjs, sobj);
}
else
sd->subobjs = eina_list_remove(sd->subobjs, sobj);
}
else
sd->subobjs = eina_list_remove(sd->subobjs, sobj);
evas_object_event_callback_del_full(sobj, EVAS_CALLBACK_DEL,
_sub_obj_del, sd);
if (_elm_widget_is(sobj))
evas_object_event_callback_del_full(sobj, EVAS_CALLBACK_HIDE,
_sub_obj_hide, sd);
evas_object_smart_callback_call(obj, "sub-object-del", sobj);
return EINA_TRUE;
}
/* a resize object is a sub object with some more callbacks on it and
* a smart member of the parent
*/
EAPI void
elm_widget_resize_object_set(Evas_Object *obj,
Evas_Object *sobj)
{
Evas_Object *parent;
API_ENTRY return;
if (sd->resize_obj == sobj) return;
// orphan previous resize obj
if (sd->resize_obj)
{
evas_object_clip_unset(sd->resize_obj);
evas_object_event_callback_del_full(sd->resize_obj,
EVAS_CALLBACK_MOUSE_DOWN,
_sub_obj_mouse_down, sd);
evas_object_event_callback_del_full(sd->resize_obj,
EVAS_CALLBACK_MOUSE_MOVE,
_sub_obj_mouse_move, sd);
evas_object_event_callback_del_full(sd->resize_obj,
EVAS_CALLBACK_MOUSE_UP,
_sub_obj_mouse_up, sd);
evas_object_smart_member_del(sd->resize_obj);
if (_elm_widget_is(sd->resize_obj))
{
if (elm_widget_focus_get(sd->resize_obj)) _unfocus_parents(obj);
}
elm_widget_sub_object_del(obj, sd->resize_obj);
}
sd->resize_obj = sobj;
if (!sobj) return;
// orphan new resize obj
parent = evas_object_data_get(sobj, "elm-parent");
if (parent && parent != obj)
{
ELM_WIDGET_DATA_GET(parent, sdp);
/* should be there, just being paranoid */
if (sdp)
{
if (sdp->resize_obj == sobj)
elm_widget_resize_object_set(parent, NULL);
else
elm_widget_sub_object_del(parent, sobj);
}
}
elm_widget_sub_object_add(obj, sobj);
evas_object_smart_member_add(sobj, obj);
evas_object_event_callback_add(sobj, EVAS_CALLBACK_MOUSE_DOWN,
_sub_obj_mouse_down, sd);
evas_object_event_callback_add(sobj, EVAS_CALLBACK_MOUSE_MOVE,
_sub_obj_mouse_move, sd);
evas_object_event_callback_add(sobj, EVAS_CALLBACK_MOUSE_UP,
_sub_obj_mouse_up, sd);
_smart_reconfigure(sd);
}
/* WARNING: the programmer is responsible, in the scenario of
* exchanging a hover object, of cleaning the old hover "target"
* before
*/
EAPI void
elm_widget_hover_object_set(Evas_Object *obj,
Evas_Object *sobj)
{
API_ENTRY return;
if (sd->hover_obj)
{
evas_object_event_callback_del_full(sd->hover_obj, EVAS_CALLBACK_DEL,
_sub_obj_del, sd);
}
sd->hover_obj = sobj;
if (sd->hover_obj)
{
evas_object_event_callback_add(sobj, EVAS_CALLBACK_DEL,
_sub_obj_del, sd);
_smart_reconfigure(sd);
}
}
EAPI void
elm_widget_can_focus_set(Evas_Object *obj,
Eina_Bool can_focus)
{
API_ENTRY return;
can_focus = !!can_focus;
if (sd->can_focus == can_focus) return;
sd->can_focus = can_focus;
if (sd->can_focus)
{
evas_object_event_callback_add(obj, EVAS_CALLBACK_KEY_DOWN,
_propagate_event,
(void *)(long)EVAS_CALLBACK_KEY_DOWN);
evas_object_event_callback_add(obj, EVAS_CALLBACK_KEY_UP,
_propagate_event,
(void *)(long)EVAS_CALLBACK_KEY_UP);
evas_object_event_callback_add(obj, EVAS_CALLBACK_MOUSE_WHEEL,
_propagate_event,
(void *)(long)EVAS_CALLBACK_MOUSE_WHEEL);
}
else
{
evas_object_event_callback_del(obj, EVAS_CALLBACK_KEY_DOWN,
_propagate_event);
evas_object_event_callback_del(obj, EVAS_CALLBACK_KEY_UP,
_propagate_event);
evas_object_event_callback_del(obj, EVAS_CALLBACK_MOUSE_WHEEL,
_propagate_event);
}
}
EAPI Eina_Bool
elm_widget_can_focus_get(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->can_focus;
}
EAPI Eina_Bool
elm_widget_child_can_focus_get(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->child_can_focus;
}
/**
* @internal
*
* This API makes the widget object and its children to be unfocusable.
*
* This API can be helpful for an object to be deleted.
* When an object will be deleted soon, it and its children may not
* want to get focus (by focus reverting or by other focus controls).
* Then, just use this API before deleting.
*
* @param obj The widget root of sub-tree
* @param tree_unfocusable If true, set the object sub-tree as unfocusable
*
* @ingroup Widget
*/
EAPI void
elm_widget_tree_unfocusable_set(Evas_Object *obj,
Eina_Bool tree_unfocusable)
{
API_ENTRY return;
tree_unfocusable = !!tree_unfocusable;
if (sd->tree_unfocusable == tree_unfocusable) return;
sd->tree_unfocusable = tree_unfocusable;
elm_widget_focus_tree_unfocusable_handle(obj);
}
/**
* @internal
*
* This returns true, if the object sub-tree is unfocusable.
*
* @param obj The widget root of sub-tree
* @return EINA_TRUE if the object sub-tree is unfocusable
*
* @ingroup Widget
*/
EAPI Eina_Bool
elm_widget_tree_unfocusable_get(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->tree_unfocusable;
}
/**
* @internal
*
* Get the list of focusable child objects.
*
* This function retruns list of child objects which can get focus.
*
* @param obj The parent widget
* @retrun list of focusable child objects.
*
* @ingroup Widget
*/
EAPI Eina_List *
elm_widget_can_focus_child_list_get(const Evas_Object *obj)
{
API_ENTRY return NULL;
const Eina_List *l;
Eina_List *child_list = NULL;
Evas_Object *child;
if (sd->subobjs)
{
EINA_LIST_FOREACH(sd->subobjs, l, child)
{
if ((elm_widget_can_focus_get(child)) &&
(evas_object_visible_get(child)) &&
(!elm_widget_disabled_get(child)))
child_list = eina_list_append(child_list, child);
else if (elm_widget_is(child))
{
Eina_List *can_focus_list;
can_focus_list = elm_widget_can_focus_child_list_get(child);
if (can_focus_list)
child_list = eina_list_merge(child_list, can_focus_list);
}
}
}
return child_list;
}
EAPI void
elm_widget_highlight_ignore_set(Evas_Object *obj,
Eina_Bool ignore)
{
API_ENTRY return;
sd->highlight_ignore = !!ignore;
}
EAPI Eina_Bool
elm_widget_highlight_ignore_get(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->highlight_ignore;
}
EAPI void
elm_widget_highlight_in_theme_set(Evas_Object *obj,
Eina_Bool highlight)
{
API_ENTRY return;
sd->highlight_in_theme = !!highlight;
/* FIXME: if focused, it should switch from one mode to the other */
}
EAPI Eina_Bool
elm_widget_highlight_in_theme_get(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->highlight_in_theme;
}
EAPI Eina_Bool
elm_widget_focus_get(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->focused;
}
EAPI Evas_Object *
elm_widget_focused_object_get(const Evas_Object *obj)
{
const Evas_Object *subobj;
const Eina_List *l;
API_ENTRY return NULL;
if (!sd->focused) return NULL;
EINA_LIST_FOREACH(sd->subobjs, l, subobj)
{
Evas_Object *fobj = elm_widget_focused_object_get(subobj);
if (fobj) return fobj;
}
return (Evas_Object *)obj;
}
EAPI Evas_Object *
elm_widget_top_get(const Evas_Object *obj)
{
API_ENTRY return NULL;
if (sd->parent_obj) return elm_widget_top_get(sd->parent_obj);
return (Evas_Object *)obj;
}
EAPI Eina_Bool
elm_widget_is(const Evas_Object *obj)
{
return _elm_widget_is(obj);
}
EAPI Evas_Object *
elm_widget_parent_widget_get(const Evas_Object *obj)
{
Evas_Object *parent;
if (_elm_widget_is(obj))
{
Elm_Widget_Smart_Data *sd = evas_object_smart_data_get(obj);
if (!sd) return NULL;
parent = sd->parent_obj;
}
else
{
parent = evas_object_data_get(obj, "elm-parent");
if (!parent) parent = evas_object_smart_parent_get(obj);
}
while (parent)
{
Evas_Object *elm_parent;
if (_elm_widget_is(parent)) break;
elm_parent = evas_object_data_get(parent, "elm-parent");
if (elm_parent) parent = elm_parent;
else parent = evas_object_smart_parent_get(parent);
}
return parent;
}
EAPI Evas_Object *
elm_widget_parent2_get(const Evas_Object *obj)
{
if (_elm_widget_is(obj))
{
Elm_Widget_Smart_Data *sd = evas_object_smart_data_get(obj);
if (sd) return sd->parent2;
}
return NULL;
}
EAPI void
elm_widget_parent2_set(Evas_Object *obj, Evas_Object *parent)
{
API_ENTRY return;
sd->parent2 = parent;
}
EAPI void
elm_widget_event_callback_add(Evas_Object *obj,
Elm_Event_Cb func,
const void *data)
{
API_ENTRY return;
EINA_SAFETY_ON_NULL_RETURN(func);
Elm_Event_Cb_Data *ecb = ELM_NEW(Elm_Event_Cb_Data);
ecb->func = func;
ecb->data = data;
sd->event_cb = eina_list_append(sd->event_cb, ecb);
}
EAPI void *
elm_widget_event_callback_del(Evas_Object *obj,
Elm_Event_Cb func,
const void *data)
{
API_ENTRY return NULL;
EINA_SAFETY_ON_NULL_RETURN_VAL(func, NULL);
Eina_List *l;
Elm_Event_Cb_Data *ecd;
EINA_LIST_FOREACH(sd->event_cb, l, ecd)
if ((ecd->func == func) && (ecd->data == data))
{
free(ecd);
sd->event_cb = eina_list_remove_list(sd->event_cb, l);
return (void *)data;
}
return NULL;
}
EAPI Eina_Bool
elm_widget_event_propagate(Evas_Object *obj,
Evas_Callback_Type type,
void *event_info,
Evas_Event_Flags *event_flags)
{
API_ENTRY return EINA_FALSE; //TODO reduce.
if (!_elm_widget_is(obj)) return EINA_FALSE;
Evas_Object *parent = obj;
Elm_Event_Cb_Data *ecd;
Eina_List *l, *l_prev;
while (parent &&
(!(event_flags && ((*event_flags) & EVAS_EVENT_FLAG_ON_HOLD))))
{
sd = evas_object_smart_data_get(parent);
if ((!sd) || (!_elm_widget_is(obj)))
return EINA_FALSE; //Not Elm Widget
if (!sd->api) return EINA_FALSE;
if (sd->api->event(parent, obj, type, event_info))
return EINA_TRUE;
EINA_LIST_FOREACH_SAFE(sd->event_cb, l, l_prev, ecd)
{
if (ecd->func((void *)ecd->data, parent, obj, type, event_info) ||
(event_flags && ((*event_flags) & EVAS_EVENT_FLAG_ON_HOLD)))
return EINA_TRUE;
}
parent = sd->parent_obj;
}
return EINA_FALSE;
}
/**
* @internal
*
* Set custom focus chain.
*
* This function i set one new and overwrite any previous custom focus chain
* with the list of objects. The previous list will be deleted and this list
* will be managed. After setted, don't modity it.
*
* @note On focus cycle, only will be evaluated children of this container.
*
* @param obj The container widget
* @param objs Chain of objects to pass focus
* @ingroup Widget
*/
EAPI void
elm_widget_focus_custom_chain_set(Evas_Object *obj,
Eina_List *objs)
{
API_ENTRY return;
if (!_elm_widget_focus_chain_manager_is(obj)) return;
elm_widget_focus_custom_chain_unset(obj);
Eina_List *l;
Evas_Object *o;
EINA_LIST_FOREACH(objs, l, o)
{
evas_object_event_callback_add(o, EVAS_CALLBACK_DEL,
_elm_object_focus_chain_del_cb, sd);
}
sd->focus_chain = objs;
}
/**
* @internal
*
* Get custom focus chain
*
* @param obj The container widget
* @ingroup Widget
*/
EAPI const Eina_List *
elm_widget_focus_custom_chain_get(const Evas_Object *obj)
{
API_ENTRY return NULL;
return (const Eina_List *)sd->focus_chain;
}
/**
* @internal
*
* Unset custom focus chain
*
* @param obj The container widget
* @ingroup Widget
*/
EAPI void
elm_widget_focus_custom_chain_unset(Evas_Object *obj)
{
API_ENTRY return;
Eina_List *l, *l_next;
Evas_Object *o;
EINA_LIST_FOREACH_SAFE(sd->focus_chain, l, l_next, o)
{
evas_object_event_callback_del_full(o, EVAS_CALLBACK_DEL,
_elm_object_focus_chain_del_cb, sd);
sd->focus_chain = eina_list_remove_list(sd->focus_chain, l);
}
}
/**
* @internal
*
* Append object to custom focus chain.
*
* @note If relative_child equal to NULL or not in custom chain, the object
* will be added in end.
*
* @note On focus cycle, only will be evaluated children of this container.
*
* @param obj The container widget
* @param child The child to be added in custom chain
* @param relative_child The relative object to position the child
* @ingroup Widget
*/
EAPI void
elm_widget_focus_custom_chain_append(Evas_Object *obj,
Evas_Object *child,
Evas_Object *relative_child)
{
API_ENTRY return;
EINA_SAFETY_ON_NULL_RETURN(child);
if (!_elm_widget_focus_chain_manager_is(obj)) return;
evas_object_event_callback_del_full(child, EVAS_CALLBACK_DEL,
_elm_object_focus_chain_del_cb, sd);
if (!relative_child)
sd->focus_chain = eina_list_append(sd->focus_chain, child);
else
sd->focus_chain = eina_list_append_relative(sd->focus_chain,
child, relative_child);
}
/**
* @internal
*
* Prepend object to custom focus chain.
*
* @note If relative_child equal to NULL or not in custom chain, the object
* will be added in begin.
*
* @note On focus cycle, only will be evaluated children of this container.
*
* @param obj The container widget
* @param child The child to be added in custom chain
* @param relative_child The relative object to position the child
* @ingroup Widget
*/
EAPI void
elm_widget_focus_custom_chain_prepend(Evas_Object *obj,
Evas_Object *child,
Evas_Object *relative_child)
{
API_ENTRY return;
EINA_SAFETY_ON_NULL_RETURN(child);
if (!_elm_widget_focus_chain_manager_is(obj)) return;
evas_object_event_callback_del_full(child, EVAS_CALLBACK_DEL,
_elm_object_focus_chain_del_cb, sd);
if (!relative_child)
sd->focus_chain = eina_list_prepend(sd->focus_chain, child);
else
sd->focus_chain = eina_list_prepend_relative(sd->focus_chain,
child, relative_child);
}
/**
* @internal
*
* Give focus to next object in object tree.
*
* Give focus to next object in focus chain of one object sub-tree.
* If the last object of chain already have focus, the focus will go to the
* first object of chain.
*
* @param obj The widget root of sub-tree
* @param dir Direction to cycle the focus
*
* @ingroup Widget
*/
EAPI void
elm_widget_focus_cycle(Evas_Object *obj,
Elm_Focus_Direction dir)
{
Evas_Object *target = NULL;
if (!_elm_widget_is(obj))
return;
elm_widget_focus_next_get(obj, dir, &target);
if (target)
elm_widget_focus_steal(target);
}
/**
* @internal
*
* Give focus to near object(in object tree) in one direction.
*
* Give focus to near object(in object tree) in direction of current focused object.
* If none focusable object in given direction or none focused object in object tree,
* the focus will not change.
*
* @param obj The reference widget
* @param degree Degree changes clockwise. i.e. 0-degree: Up,
* 90-degree: Right, 180-degree: Down, and 270-degree: Left
* @return EINA_TRUE if focus is moved.
*
* @ingroup Widget
*/
EAPI Eina_Bool
elm_widget_focus_direction_go(Evas_Object *obj, double degree)
{
Evas_Object *target = NULL;
Evas_Object *current_focused = NULL;
double weight = 0.0;
if (!_elm_widget_is(obj)) return EINA_FALSE;
if (!elm_widget_focus_get(obj)) return EINA_FALSE;
current_focused = elm_widget_focused_object_get(obj);
if (elm_widget_focus_direction_get(obj, current_focused, degree, &target, &weight))
{
elm_widget_focus_steal(target);
return EINA_TRUE;
}
return EINA_FALSE;
}
/**
* @internal
*
* Get near object in one direction of base object.
*
* Get near object(in the object sub-tree) in one direction of
* base object. Return the near object by reference.
* By initializing weight, you can filter objects locating far
* from base object. If object is in the specific direction,
* weight is (1/(distance^2)). If object is not exactly in one
* direction, some penalty will be added.
*
* @param obj The widget root of sub-tree
* @param base The base object of the direction
* @param degree Degree changes clockwise. i.e. 0-degree: Up,
* 90-degree: Right, 180-degree: Down, and 270-degree: Left
* @param direction The near object in one direction
* @param weight The weight is bigger when the object is located near
* @return EINA_TRUE if near object is updated.
*
* @ingroup Widget
*/
EAPI Eina_Bool
elm_widget_focus_direction_get(const Evas_Object *obj,
const Evas_Object *base,
double degree,
Evas_Object **direction,
double *weight)
{
API_ENTRY return EINA_FALSE;
/* -1 means the best was already decided. Don't need any more searching. */
if (!direction || !weight || !base || (obj == base))
return EINA_FALSE;
/* Ignore if disabled */
if ((!evas_object_visible_get(obj))
|| (elm_widget_disabled_get(obj))
|| (elm_widget_tree_unfocusable_get(obj)))
return EINA_FALSE;
if (!sd->api) return EINA_FALSE;
/* Try use hook */
if (_elm_widget_focus_direction_manager_is(obj))
return sd->api->focus_direction(obj, base, degree, direction, weight);
if (!elm_widget_can_focus_get(obj) || elm_widget_focus_get(obj))
return EINA_FALSE;
double c_weight = _direction_weight_get(base, obj, degree);
if ((c_weight == -1.0) || ((c_weight != 0.0) && (*weight != -1.0) &&
((int)(*weight * 1000000) <= (int)(c_weight * 1000000))))
{
if ((int)(*weight * 1000000) == (int)(c_weight * 1000000))
{
Elm_Widget_Smart_Data *sd1 =
evas_object_smart_data_get(*direction);
if (sd1)
{
if (sd->focus_order <= sd1->focus_order)
return EINA_FALSE;
}
}
*direction = (Evas_Object *)obj;
*weight = c_weight;
return EINA_TRUE;
}
return EINA_FALSE;
}
/**
* @internal
*
* Get near object in one direction of base object in list.
*
* Get near object in one direction of base object in the specific
* object list. Return the near object by reference.
* By initializing weight, you can filter objects locating far
* from base object. If object is in the specific direction,
* weight is (1/(distance^2)). If object is not exactly in one
* direction, some penalty will be added.
*
* @param obj The widget root of sub-tree
* @param base The base object of the direction
* @param items list with ordered objects
* @param list_data_get function to get the object from one item of list
* @param degree Degree changes clockwise. i.e. 0-degree: Up,
* 90-degree: Right, 180-degree: Down, and 270-degree: Left
* @param direction The near object in one direction
* @param weight The weight is bigger when the object is located near
* @return EINA_TRUE if near object is updated.
*
* @ingroup Widget
*/
EAPI Eina_Bool
elm_widget_focus_list_direction_get(const Evas_Object *obj,
const Evas_Object *base,
const Eina_List *items,
void *(*list_data_get)(const Eina_List *list),
double degree,
Evas_Object **direction,
double *weight)
{
API_ENTRY return EINA_FALSE;
if (!direction || !weight || !base || !items)
return EINA_FALSE;
const Eina_List *l = items;
Evas_Object *current_best = *direction;
for (; l; l = eina_list_next(l))
{
Evas_Object *cur = list_data_get(l);
elm_widget_focus_direction_get(cur, base, degree, direction, weight);
}
if (current_best != *direction)
return EINA_TRUE;
else
return EINA_FALSE;
}
/**
* @internal
*
* Get next object in focus chain of object tree.
*
* Get next object in focus chain of one object sub-tree.
* Return the next object by reference. If don't have any candidate to receive
* focus before chain end, the first candidate will be returned.
*
* @param obj The widget root of sub-tree
* @param dir Direction os focus chain
* @param next The next object in focus chain
* @return EINA_TRUE if don't need focus chain restart/loop back
* to use 'next' obj.
*
* @ingroup Widget
*/
EAPI Eina_Bool
elm_widget_focus_next_get(const Evas_Object *obj,
Elm_Focus_Direction dir,
Evas_Object **next)
{
if (!next)
return EINA_FALSE;
*next = NULL;
API_ENTRY return EINA_FALSE;
/* Ignore if disabled */
if ((!evas_object_visible_get(obj))
|| (elm_widget_disabled_get(obj))
|| (elm_widget_tree_unfocusable_get(obj)))
return EINA_FALSE;
if (!sd->api) return EINA_FALSE;
/* Try use hook */
if (_elm_widget_focus_chain_manager_is(obj))
return sd->api->focus_next(obj, dir, next);
if (!elm_widget_can_focus_get(obj))
return EINA_FALSE;
/* Return */
*next = (Evas_Object *)obj;
return !elm_widget_focus_get(obj);
}
/**
* @internal
*
* Get next object in focus chain of object tree in list.
*
* Get next object in focus chain of one object sub-tree ordered by one list.
* Return the next object by reference. If don't have any candidate to receive
* focus before list end, the first candidate will be returned.
*
* @param obj The widget root of sub-tree
* @param dir Direction os focus chain
* @param items list with ordered objects
* @param list_data_get function to get the object from one item of list
* @param next The next object in focus chain
* @return EINA_TRUE if don't need focus chain restart/loop back
* to use 'next' obj.
*
* @ingroup Widget
*/
EAPI Eina_Bool
elm_widget_focus_list_next_get(const Evas_Object *obj,
const Eina_List *items,
void *(*list_data_get)(const Eina_List * list),
Elm_Focus_Direction dir,
Evas_Object **next)
{
Eina_List *(*list_next)(const Eina_List * list) = NULL;
if (!next)
return EINA_FALSE;
*next = NULL;
if (!_elm_widget_is(obj))
return EINA_FALSE;
if (!items)
return EINA_FALSE;
/* Direction */
if (dir == ELM_FOCUS_PREVIOUS)
{
items = eina_list_last(items);
list_next = eina_list_prev;
}
else if (dir == ELM_FOCUS_NEXT)
list_next = eina_list_next;
else
return EINA_FALSE;
const Eina_List *l = items;
/* Recovery last focused sub item */
if (elm_widget_focus_get(obj))
for (; l; l = list_next(l))
{
Evas_Object *cur = list_data_get(l);
if (elm_widget_focus_get(cur)) break;
}
const Eina_List *start = l;
Evas_Object *to_focus = NULL;
/* Interate sub items */
/* Go to end of list */
for (; l; l = list_next(l))
{
Evas_Object *tmp = NULL;
Evas_Object *cur = list_data_get(l);
if (elm_widget_parent_get(cur) != obj)
continue;
/* Try Focus cycle in subitem */
if (elm_widget_focus_next_get(cur, dir, &tmp))
{
*next = tmp;
return EINA_TRUE;
}
else if ((tmp) && (!to_focus))
to_focus = tmp;
}
l = items;
/* Get First possible */
for (; l != start; l = list_next(l))
{
Evas_Object *tmp = NULL;
Evas_Object *cur = list_data_get(l);
if (elm_widget_parent_get(cur) != obj)
continue;
/* Try Focus cycle in subitem */
elm_widget_focus_next_get(cur, dir, &tmp);
if (tmp)
{
*next = tmp;
return EINA_FALSE;
}
}
*next = to_focus;
return EINA_FALSE;
}
EAPI void
elm_widget_signal_emit(Evas_Object *obj,
const char *emission,
const char *source)
{
API_ENTRY return;
if (_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->signal)
COMPAT_SMART_DATA(sd)->signal(obj, emission, source);
else if (evas_object_smart_type_check(obj, "elm_layout"))
elm_layout_signal_emit(obj, emission, source);
else if (evas_object_smart_type_check(obj, "elm_icon"))
{
WRN("Deprecated function. This functionality on icon objects"
" will be dropped on a next release.");
_elm_icon_signal_emit(obj, emission, source);
}
}
static void
_edje_signal_callback(void *data,
Evas_Object *obj __UNUSED__,
const char *emission,
const char *source)
{
Edje_Signal_Data *esd = data;
esd->func(esd->data, esd->obj, emission, source);
}
EAPI void
elm_widget_signal_callback_add(Evas_Object *obj,
const char *emission,
const char *source,
Edje_Signal_Cb func,
void *data)
{
Edje_Signal_Data *esd;
API_ENTRY return;
EINA_SAFETY_ON_NULL_RETURN(func);
if (_elm_legacy_is(obj))
{
if (!COMPAT_SMART_DATA(sd)->callback_add) return;
esd = ELM_NEW(Edje_Signal_Data);
if (!esd) return;
esd->obj = obj;
esd->func = func;
esd->emission = eina_stringshare_add(emission);
esd->source = eina_stringshare_add(source);
esd->data = data;
COMPAT_SMART_DATA(sd)->edje_signals = eina_list_append
(COMPAT_SMART_DATA(sd)->edje_signals, esd);
COMPAT_SMART_DATA(sd)->callback_add
(obj, emission, source, _edje_signal_callback, esd);
}
else if (evas_object_smart_type_check(obj, "elm_layout"))
elm_layout_signal_callback_add(obj, emission, source, func, data);
else if (evas_object_smart_type_check(obj, "elm_icon"))
{
WRN("Deprecated function. This functionality on icon objects"
" will be dropped on a next release.");
_elm_icon_signal_callback_add(obj, emission, source, func, data);
}
}
EAPI void *
elm_widget_signal_callback_del(Evas_Object *obj,
const char *emission,
const char *source,
Edje_Signal_Cb func)
{
Edje_Signal_Data *esd;
Eina_List *l;
void *data = NULL;
API_ENTRY return NULL;
if (_elm_legacy_is(obj))
{
if (!COMPAT_SMART_DATA(sd)->callback_del) return NULL;
EINA_LIST_FOREACH (COMPAT_SMART_DATA(sd)->edje_signals, l, esd)
{
if ((esd->func == func) && (!strcmp(esd->emission, emission)) &&
(!strcmp(esd->source, source)))
{
COMPAT_SMART_DATA(sd)->edje_signals = eina_list_remove_list
(COMPAT_SMART_DATA(sd)->edje_signals, l);
eina_stringshare_del(esd->emission);
eina_stringshare_del(esd->source);
data = esd->data;
free(esd);
break;
}
}
COMPAT_SMART_DATA(sd)->callback_del
(obj, emission, source, _edje_signal_callback, esd);
}
else if (evas_object_smart_type_check(obj, "elm_layout"))
elm_layout_signal_callback_del(obj, emission, source, func);
else if (evas_object_smart_type_check(obj, "elm_icon"))
{
WRN("Deprecated function. This functionality on icon objects"
" will be dropped on a next release.");
_elm_icon_signal_callback_del(obj, emission, source, func);
}
return data;
}
EAPI void
elm_widget_focus_set(Evas_Object *obj,
int first)
{
API_ENTRY return;
if (!sd->api) return;
if (!sd->focused)
{
focus_order++;
sd->focus_order = focus_order;
sd->focused = EINA_TRUE;
sd->api->on_focus(obj);
}
if (_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->focus)
{
COMPAT_SMART_DATA(sd)->focus(obj);
return;
}
else
{
if (first)
{
if ((_is_focusable(sd->resize_obj)) &&
(!elm_widget_disabled_get(sd->resize_obj)))
{
elm_widget_focus_set(sd->resize_obj, first);
}
else
{
const Eina_List *l;
Evas_Object *child;
EINA_LIST_FOREACH(sd->subobjs, l, child)
{
if ((_is_focusable(child)) &&
(!elm_widget_disabled_get(child)))
{
elm_widget_focus_set(child, first);
break;
}
}
}
}
else
{
const Eina_List *l;
Evas_Object *child;
EINA_LIST_REVERSE_FOREACH(sd->subobjs, l, child)
{
if ((_is_focusable(child)) &&
(!elm_widget_disabled_get(child)))
{
elm_widget_focus_set(child, first);
break;
}
}
if (!l)
{
if ((_is_focusable(sd->resize_obj)) &&
(!elm_widget_disabled_get(sd->resize_obj)))
{
elm_widget_focus_set(sd->resize_obj, first);
}
}
}
}
}
EAPI Evas_Object *
elm_widget_parent_get(const Evas_Object *obj)
{
API_ENTRY return NULL;
return sd->parent_obj;
}
EAPI void
elm_widget_focused_object_clear(Evas_Object *obj)
{
API_ENTRY return;
if (!sd->api) return;
if (!sd->focused) return;
if (sd->resize_obj && elm_widget_focus_get(sd->resize_obj))
elm_widget_focused_object_clear(sd->resize_obj);
else
{
const Eina_List *l;
Evas_Object *child;
EINA_LIST_FOREACH(sd->subobjs, l, child)
{
if (elm_widget_focus_get(child))
{
elm_widget_focused_object_clear(child);
break;
}
}
}
sd->focused = EINA_FALSE;
sd->api->on_focus(obj);
if (_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->focus)
COMPAT_SMART_DATA(sd)->focus(obj);
}
EAPI void
elm_widget_focus_steal(Evas_Object *obj)
{
Evas_Object *parent, *parent2, *o;
API_ENTRY return;
if (sd->focused) return;
if (sd->disabled) return;
if (!sd->can_focus) return;
if (sd->tree_unfocusable) return;
parent = obj;
for (;;)
{
o = elm_widget_parent_get(parent);
if (!o) break;
sd = evas_object_smart_data_get(o);
if (sd->disabled || sd->tree_unfocusable) return;
if (sd->focused) break;
parent = o;
}
if ((!elm_widget_parent_get(parent)) &&
(!elm_widget_parent2_get(parent)))
elm_widget_focused_object_clear(parent);
else
{
parent2 = elm_widget_parent_get(parent);
if (!parent2) parent2 = elm_widget_parent2_get(parent);
parent = parent2;
sd = evas_object_smart_data_get(parent);
if (sd)
{
if ((sd->resize_obj) && (elm_widget_focus_get(sd->resize_obj)))
elm_widget_focused_object_clear(sd->resize_obj);
else
{
const Eina_List *l;
Evas_Object *child;
EINA_LIST_FOREACH(sd->subobjs, l, child)
{
if (elm_widget_focus_get(child))
{
elm_widget_focused_object_clear(child);
break;
}
}
}
}
}
_parent_focus(obj);
return;
}
EAPI void
elm_widget_focus_restore(Evas_Object *obj)
{
Evas_Object *newest = NULL;
unsigned int newest_focus_order = 0;
API_ENTRY return;
newest = _newest_focus_order_get(obj, &newest_focus_order, EINA_TRUE);
if (newest)
{
elm_object_focus_set(newest, EINA_FALSE);
elm_object_focus_set(newest, EINA_TRUE);
}
}
void
_elm_widget_top_win_focused_set(Evas_Object *obj, Eina_Bool top_win_focused)
{
const Eina_List *l;
Evas_Object *child;
API_ENTRY return;
if (sd->top_win_focused == top_win_focused) return;
if (sd->resize_obj)
_elm_widget_top_win_focused_set(sd->resize_obj, top_win_focused);
EINA_LIST_FOREACH(sd->subobjs, l, child)
{
_elm_widget_top_win_focused_set(child, top_win_focused);
}
sd->top_win_focused = top_win_focused;
}
Eina_Bool
_elm_widget_top_win_focused_get(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->top_win_focused;
}
EAPI void
elm_widget_activate(Evas_Object *obj)
{
API_ENTRY return;
elm_widget_change(obj);
if (_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->activate)
COMPAT_SMART_DATA(sd)->activate(obj);
}
EAPI void
elm_widget_change(Evas_Object *obj)
{
API_ENTRY return;
elm_widget_change(elm_widget_parent_get(obj));
if (_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->on_change)
COMPAT_SMART_DATA(sd)->on_change
(COMPAT_SMART_DATA(sd)->on_change_data, obj);
}
EAPI void
elm_widget_disabled_set(Evas_Object *obj,
Eina_Bool disabled)
{
API_ENTRY return;
if (sd->disabled == disabled) return;
sd->disabled = !!disabled;
elm_widget_focus_disabled_handle(obj);
if (!sd->api) return;
sd->api->disable(obj);
}
EAPI Eina_Bool
elm_widget_disabled_get(const Evas_Object *obj)
{
API_ENTRY return 0;
return sd->disabled;
}
EAPI void
elm_widget_show_region_set(Evas_Object *obj,
Evas_Coord x,
Evas_Coord y,
Evas_Coord w,
Evas_Coord h,
Eina_Bool forceshow)
{
Evas_Object *parent_obj, *child_obj;
Evas_Coord px, py, cx, cy;
API_ENTRY return;
evas_smart_objects_calculate(evas_object_evas_get(obj));
if (!forceshow && (x == sd->rx) && (y == sd->ry) &&
(w == sd->rw) && (h == sd->rh)) return;
sd->rx = x;
sd->ry = y;
sd->rw = w;
sd->rh = h;
if (sd->on_show_region)
sd->on_show_region
(sd->on_show_region_data, obj);
do
{
parent_obj = sd->parent_obj;
child_obj = sd->obj;
if ((!parent_obj) || (!_elm_widget_is(parent_obj))) break;
sd = evas_object_smart_data_get(parent_obj);
if (!sd) break;
evas_object_geometry_get(parent_obj, &px, &py, NULL, NULL);
evas_object_geometry_get(child_obj, &cx, &cy, NULL, NULL);
x += (cx - px);
y += (cy - py);
sd->rx = x;
sd->ry = y;
sd->rw = w;
sd->rh = h;
if (sd->on_show_region)
{
sd->on_show_region
(sd->on_show_region_data, parent_obj);
}
}
while (parent_obj);
}
EAPI void
elm_widget_show_region_get(const Evas_Object *obj,
Evas_Coord *x,
Evas_Coord *y,
Evas_Coord *w,
Evas_Coord *h)
{
API_ENTRY return;
if (x) *x = sd->rx;
if (y) *y = sd->ry;
if (w) *w = sd->rw;
if (h) *h = sd->rh;
}
/**
* @internal
*
* Get the focus region of the given widget.
*
* The focus region is the area of a widget that should brought into the
* visible area when the widget is focused. Mostly used to show the part of
* an entry where the cursor is, for example. The area returned is relative
* to the object @p obj.
* If the @p obj doesn't have the proper on_focus_region_hook set, this
* function will return the full size of the object.
*
* @param obj The widget object
* @param x Where to store the x coordinate of the area
* @param y Where to store the y coordinate of the area
* @param w Where to store the width of the area
* @param h Where to store the height of the area
*
* @ingroup Widget
*/
EAPI void
elm_widget_focus_region_get(const Evas_Object *obj,
Evas_Coord *x,
Evas_Coord *y,
Evas_Coord *w,
Evas_Coord *h)
{
Elm_Widget_Smart_Data *sd;
if (!obj) return;
sd = evas_object_smart_data_get(obj);
if (!sd || !_elm_widget_is(obj) ||
!(_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->on_focus_region))
{
evas_object_geometry_get(obj, NULL, NULL, w, h);
if (x) *x = 0;
if (y) *y = 0;
return;
}
COMPAT_SMART_DATA(sd)->on_focus_region(obj, x, y, w, h);
}
EAPI void
elm_widget_scroll_hold_push(Evas_Object *obj)
{
API_ENTRY return;
sd->scroll_hold++;
if (sd->scroll_hold == 1)
{
if (_elm_scrollable_is(obj))
{
ELM_SCROLLABLE_IFACE_GET(obj, s_iface);
s_iface->hold_set(obj, EINA_TRUE);
}
else /* FIXME: this will vanish as soon as we don't have
* any legacy widget anymore */
evas_object_smart_callback_call(obj, "scroll-hold-on", obj);
}
if (sd->parent_obj) elm_widget_scroll_hold_push(sd->parent_obj);
// FIXME: on delete/reparent hold pop
}
EAPI void
elm_widget_scroll_hold_pop(Evas_Object *obj)
{
API_ENTRY return;
sd->scroll_hold--;
if (!sd->scroll_hold)
{
if (_elm_scrollable_is(obj))
{
ELM_SCROLLABLE_IFACE_GET(obj, s_iface);
s_iface->hold_set(obj, EINA_FALSE);
}
else /* FIXME: this will vanish as soon as we don't have
* any legacy widget anymore */
evas_object_smart_callback_call(obj, "scroll-hold-off", obj);
}
if (sd->parent_obj) elm_widget_scroll_hold_pop(sd->parent_obj);
if (sd->scroll_hold < 0) sd->scroll_hold = 0;
}
EAPI int
elm_widget_scroll_hold_get(const Evas_Object *obj)
{
API_ENTRY return 0;
return sd->scroll_hold;
}
EAPI void
elm_widget_scroll_freeze_push(Evas_Object *obj)
{
API_ENTRY return;
sd->scroll_freeze++;
if (sd->scroll_freeze == 1)
{
if (_elm_scrollable_is(obj))
{
ELM_SCROLLABLE_IFACE_GET(obj, s_iface);
s_iface->freeze_set(obj, EINA_TRUE);
}
else /* FIXME: this will vanish as soon as we don't have
* any legacy widget anymore */
evas_object_smart_callback_call(obj, "scroll-freeze-on", obj);
}
if (sd->parent_obj) elm_widget_scroll_freeze_push(sd->parent_obj);
// FIXME: on delete/reparent freeze pop
}
EAPI void
elm_widget_scroll_freeze_pop(Evas_Object *obj)
{
API_ENTRY return;
sd->scroll_freeze--;
if (!sd->scroll_freeze)
{
if (_elm_scrollable_is(obj))
{
ELM_SCROLLABLE_IFACE_GET(obj, s_iface);
s_iface->freeze_set(obj, EINA_FALSE);
}
else /* FIXME: this will vanish as soon as we don't have
* any legacy widget anymore */
evas_object_smart_callback_call(obj, "scroll-freeze-off", obj);
}
if (sd->parent_obj) elm_widget_scroll_freeze_pop(sd->parent_obj);
if (sd->scroll_freeze < 0) sd->scroll_freeze = 0;
}
EAPI int
elm_widget_scroll_freeze_get(const Evas_Object *obj)
{
API_ENTRY return 0;
return sd->scroll_freeze;
}
EAPI void
elm_widget_scale_set(Evas_Object *obj,
double scale)
{
API_ENTRY return;
if (scale <= 0.0) scale = 0.0;
if (sd->scale != scale)
{
sd->scale = scale;
elm_widget_theme(obj);
}
}
EAPI double
elm_widget_scale_get(const Evas_Object *obj)
{
API_ENTRY return 1.0;
// FIXME: save walking up the tree by storing/caching parent scale
if (sd->scale == 0.0)
{
if (sd->parent_obj)
return elm_widget_scale_get(sd->parent_obj);
else
return 1.0;
}
return sd->scale;
}
EAPI void
elm_widget_theme_set(Evas_Object *obj,
Elm_Theme *th)
{
API_ENTRY return;
if (sd->theme != th)
{
if (sd->theme) elm_theme_free(sd->theme);
sd->theme = th;
if (th) th->ref++;
elm_widget_theme(obj);
}
}
EAPI void
elm_widget_text_part_set(Evas_Object *obj, const char *part, const char *label)
{
API_ENTRY return;
if (_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->text_set)
COMPAT_SMART_DATA(sd)->text_set(obj, part, label);
else if (evas_object_smart_type_check(obj, "elm_layout"))
elm_layout_text_set(obj, part, label);
}
EAPI const char *
elm_widget_text_part_get(const Evas_Object *obj, const char *part)
{
API_ENTRY return NULL;
if (_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->text_get)
return COMPAT_SMART_DATA(sd)->text_get(obj, part);
else if (evas_object_smart_type_check(obj, "elm_layout"))
return elm_layout_text_get(obj, part);
return NULL;
}
EAPI void
elm_widget_domain_translatable_text_part_set(Evas_Object *obj, const char *part, const char *domain, const char *label)
{
const char *str;
Eina_List *l;
Elm_Translate_String_Data *ts = NULL;
API_ENTRY return;
str = eina_stringshare_add(part);
EINA_LIST_FOREACH(sd->translate_strings, l, ts)
if (ts->id == str)
break;
else
ts = NULL;
if (!ts && !label)
eina_stringshare_del(str);
else if (!ts)
{
ts = malloc(sizeof(Elm_Translate_String_Data));
if (!ts) return;
ts->id = str;
ts->domain = eina_stringshare_add(domain);
ts->string = eina_stringshare_add(label);
sd->translate_strings = eina_list_append(sd->translate_strings, ts);
}
else
{
if (label)
{
eina_stringshare_replace(&ts->domain, domain);
eina_stringshare_replace(&ts->string, label);
}
else
{
sd->translate_strings = eina_list_remove_list(
sd->translate_strings, l);
eina_stringshare_del(ts->id);
eina_stringshare_del(ts->domain);
eina_stringshare_del(ts->string);
free(ts);
}
eina_stringshare_del(str);
}
#ifdef HAVE_GETTEXT
if (label && label[0])
label = dgettext(domain, label);
#endif
elm_widget_text_part_set(obj, part, label);
}
EAPI const char *
elm_widget_translatable_text_part_get(const Evas_Object *obj, const char *part)
{
const char *str, *ret = NULL;
Eina_List *l;
Elm_Translate_String_Data *ts;
API_ENTRY return NULL;
str = eina_stringshare_add(part);
EINA_LIST_FOREACH(sd->translate_strings, l, ts)
if (ts->id == str)
{
ret = ts->string;
break;
}
eina_stringshare_del(str);
return ret;
}
EAPI void
elm_widget_translate(Evas_Object *obj)
{
const Eina_List *l;
Evas_Object *child;
#ifdef HAVE_GETTEXT
Elm_Translate_String_Data *ts;
#endif
API_ENTRY return;
EINA_LIST_FOREACH(sd->subobjs, l, child) elm_widget_translate(child);
if (sd->resize_obj) elm_widget_translate(sd->resize_obj);
if (sd->hover_obj) elm_widget_translate(sd->hover_obj);
if (!sd->api) return;
sd->api->translate(obj);
#ifdef HAVE_GETTEXT
EINA_LIST_FOREACH(sd->translate_strings, l, ts)
{
const char *s = dgettext(ts->domain, ts->string);
elm_widget_text_part_set(obj, ts->id, s);
}
#endif
}
EAPI void
elm_widget_content_part_set(Evas_Object *obj, const char *part, Evas_Object *content)
{
API_ENTRY return;
if (!sd->api) return;
if (_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->content_set)
COMPAT_SMART_DATA(sd)->content_set(obj, part, content);
else if (evas_object_smart_type_check(obj, "elm_container"))
ELM_CONTAINER_CLASS(sd->api)->content_set(obj, part, content);
}
EAPI Evas_Object *
elm_widget_content_part_get(const Evas_Object *obj, const char *part)
{
API_ENTRY return NULL;
if (!sd->api) return NULL;
if (_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->content_get)
return COMPAT_SMART_DATA(sd)->content_get(obj, part);
else if (evas_object_smart_type_check(obj, "elm_container"))
return ELM_CONTAINER_CLASS(sd->api)->content_get(obj, part);
return NULL;
}
EAPI Evas_Object *
elm_widget_content_part_unset(Evas_Object *obj, const char *part)
{
API_ENTRY return NULL;
if (!sd->api) return NULL;
if (_elm_legacy_is(obj) && COMPAT_SMART_DATA(sd)->content_unset)
return COMPAT_SMART_DATA(sd)->content_unset(obj, part);
else if (evas_object_smart_type_check(obj, "elm_container"))
return ELM_CONTAINER_CLASS(sd->api)->content_unset(obj, part);
return NULL;
}
EAPI void
elm_widget_access_info_set(Evas_Object *obj, const char *txt)
{
API_ENTRY return;
if (sd->access_info) eina_stringshare_del(sd->access_info);
if (!txt) sd->access_info = NULL;
else sd->access_info = eina_stringshare_add(txt);
}
EAPI const char *
elm_widget_access_info_get(const Evas_Object *obj)
{
API_ENTRY return NULL;
return sd->access_info;
}
EAPI Elm_Theme *
elm_widget_theme_get(const Evas_Object *obj)
{
API_ENTRY return NULL;
if (!sd->theme)
{
if (sd->parent_obj)
return elm_widget_theme_get(sd->parent_obj);
else
return NULL;
}
return sd->theme;
}
EAPI Eina_Bool
elm_widget_style_set(Evas_Object *obj,
const char *style)
{
API_ENTRY return EINA_FALSE;
if (eina_stringshare_replace(&sd->style, style))
return elm_widget_theme(obj);
return EINA_TRUE;
}
EAPI const char *
elm_widget_style_get(const Evas_Object *obj)
{
API_ENTRY return NULL;
if (sd->style) return sd->style;
return "default";
}
EAPI void
elm_widget_type_set(Evas_Object *obj,
const char *type)
{
API_ENTRY return;
if (!_elm_legacy_is(obj)) return;
eina_stringshare_replace(&(COMPAT_SMART_DATA(sd)->type), type);
}
EAPI const char *
elm_widget_type_get(const Evas_Object *obj)
{
API_ENTRY return NULL;
if (_elm_legacy_is(obj) && (COMPAT_SMART_DATA(sd)->type))
return COMPAT_SMART_DATA(sd)->type;
return evas_object_type_get(obj);
}
EAPI void
elm_widget_tooltip_add(Evas_Object *obj,
Elm_Tooltip *tt)
{
API_ENTRY return;
sd->tooltips = eina_list_append(sd->tooltips, tt);
}
EAPI void
elm_widget_tooltip_del(Evas_Object *obj,
Elm_Tooltip *tt)
{
API_ENTRY return;
sd->tooltips = eina_list_remove(sd->tooltips, tt);
}
EAPI void
elm_widget_cursor_add(Evas_Object *obj,
Elm_Cursor *cur)
{
API_ENTRY return;
sd->cursors = eina_list_append(sd->cursors, cur);
}
EAPI void
elm_widget_cursor_del(Evas_Object *obj,
Elm_Cursor *cur)
{
API_ENTRY return;
sd->cursors = eina_list_remove(sd->cursors, cur);
}
EAPI void
elm_widget_drag_lock_x_set(Evas_Object *obj,
Eina_Bool lock)
{
API_ENTRY return;
if (sd->drag_x_locked == lock) return;
sd->drag_x_locked = lock;
if (sd->drag_x_locked) _propagate_x_drag_lock(obj, 1);
else _propagate_x_drag_lock(obj, -1);
}
EAPI void
elm_widget_drag_lock_y_set(Evas_Object *obj,
Eina_Bool lock)
{
API_ENTRY return;
if (sd->drag_y_locked == lock) return;
sd->drag_y_locked = lock;
if (sd->drag_y_locked) _propagate_y_drag_lock(obj, 1);
else _propagate_y_drag_lock(obj, -1);
}
EAPI Eina_Bool
elm_widget_drag_lock_x_get(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->drag_x_locked;
}
EAPI Eina_Bool
elm_widget_drag_lock_y_get(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->drag_y_locked;
}
EAPI int
elm_widget_drag_child_locked_x_get(const Evas_Object *obj)
{
API_ENTRY return 0;
return sd->child_drag_x_locked;
}
EAPI int
elm_widget_drag_child_locked_y_get(const Evas_Object *obj)
{
API_ENTRY return 0;
return sd->child_drag_y_locked;
}
EAPI Eina_Bool
elm_widget_theme_object_set(Evas_Object *obj,
Evas_Object *edj,
const char *wname,
const char *welement,
const char *wstyle)
{
API_ENTRY return EINA_FALSE;
return _elm_theme_object_set(obj, edj, wname, welement, wstyle);
}
EAPI Eina_Bool
elm_widget_is_check(const Evas_Object *obj)
{
static int abort_on_warn = -1;
if (elm_widget_is(obj))
return EINA_TRUE;
ERR("Passing Object: %p.", obj);
if (abort_on_warn == -1)
{
if (getenv("ELM_ERROR_ABORT")) abort_on_warn = 1;
else abort_on_warn = 0;
}
if (abort_on_warn == 1) abort();
return EINA_FALSE;
}
EAPI Eina_Bool
elm_widget_type_check(const Evas_Object *obj,
const char *type,
const char *func)
{
const char *provided, *expected = "(unknown)";
static int abort_on_warn = -1;
provided = elm_widget_type_get(obj);
if (_elm_legacy_is(obj) && EINA_LIKELY(provided == type))
return EINA_TRUE;
/* TODO: eventually migrate to check_ptr version */
else if (evas_object_smart_type_check(obj, type)) return EINA_TRUE;
if (type) expected = type;
if ((!provided) || (!provided[0]))
{
provided = evas_object_type_get(obj);
if ((!provided) || (!provided[0]))
provided = "(unknown)";
}
ERR("Passing Object: %p in function: %s, of type: '%s' when expecting type: '%s'", obj, func, provided, expected);
if (abort_on_warn == -1)
{
if (getenv("ELM_ERROR_ABORT")) abort_on_warn = 1;
else abort_on_warn = 0;
}
if (abort_on_warn == 1) abort();
return EINA_FALSE;
}
static Evas_Object *
_widget_name_find(const Evas_Object *obj, const char *name, int recurse)
{
Eina_List *l;
Evas_Object *child;
const char *s;
INTERNAL_ENTRY NULL;
if (!_elm_widget_is(obj)) return NULL;
if (sd->resize_obj)
{
s = evas_object_name_get(sd->resize_obj);
if ((s) && (!strcmp(s, name))) return sd->resize_obj;
if ((recurse != 0) &&
((child = _widget_name_find(sd->resize_obj, name, recurse - 1))))
return child;
}
EINA_LIST_FOREACH(sd->subobjs, l, child)
{
s = evas_object_name_get(child);
if ((s) && (!strcmp(s, name))) return child;
if ((recurse != 0) &&
((child = _widget_name_find(child, name, recurse - 1))))
return child;
}
if (sd->hover_obj)
{
s = evas_object_name_get(sd->hover_obj);
if ((s) && (!strcmp(s, name))) return sd->hover_obj;
if ((recurse != 0) &&
((child = _widget_name_find(sd->hover_obj, name, recurse - 1))))
return child;
}
return NULL;
}
EAPI Evas_Object *
elm_widget_name_find(const Evas_Object *obj, const char *name, int recurse)
{
API_ENTRY return NULL;
if (!name) return NULL;
return _widget_name_find(obj, name, recurse);
}
/**
* @internal
*
* Split string in words
*
* @param str Source string
* @return List of const words
*
* @see elm_widget_stringlist_free()
* @ingroup Widget
*/
EAPI Eina_List *
elm_widget_stringlist_get(const char *str)
{
Eina_List *list = NULL;
const char *s, *b;
if (!str) return NULL;
for (b = s = str; 1; s++)
{
if ((*s == ' ') || (!*s))
{
char *t = malloc(s - b + 1);
if (t)
{
strncpy(t, b, s - b);
t[s - b] = 0;
list = eina_list_append(list, eina_stringshare_add(t));
free(t);
}
b = s + 1;
}
if (!*s) break;
}
return list;
}
EAPI void
elm_widget_stringlist_free(Eina_List *list)
{
const char *s;
EINA_LIST_FREE(list, s) eina_stringshare_del(s);
}
EAPI void
elm_widget_focus_hide_handle(Evas_Object *obj)
{
if (!_elm_widget_is(obj))
return;
_if_focused_revert(obj, EINA_TRUE);
}
EAPI void
elm_widget_focus_mouse_up_handle(Evas_Object *obj)
{
Evas_Object *o = obj;
do
{
if (_elm_widget_is(o)) break;
o = evas_object_smart_parent_get(o);
}
while (o);
if (!o) return;
if (!_is_focusable(o)) return;
elm_widget_focus_steal(o);
}
EAPI void
elm_widget_focus_tree_unfocusable_handle(Evas_Object *obj)
{
API_ENTRY return;
//FIXME: Need to check whether the object is unfocusable or not.
if (!elm_widget_parent_get(obj))
elm_widget_focused_object_clear(obj);
else
_if_focused_revert(obj, EINA_TRUE);
}
EAPI void
elm_widget_focus_disabled_handle(Evas_Object *obj)
{
API_ENTRY return;
elm_widget_focus_tree_unfocusable_handle(obj);
}
EAPI unsigned int
elm_widget_focus_order_get(const Evas_Object *obj)
{
API_ENTRY return 0;
return sd->focus_order;
}
/**
* @internal
*
* Allocate a new Elm_Widget_Item-derived structure.
*
* The goal of this structure is to provide common ground for actions
* that a widget item have, such as the owner widget, callback to
* notify deletion, data pointer and maybe more.
*
* @param widget the owner widget that holds this item, must be an elm_widget!
* @param alloc_size any number greater than sizeof(Elm_Widget_Item) that will
* be used to allocate memory.
*
* @return allocated memory that is already zeroed out, or NULL on errors.
*
* @see elm_widget_item_new() convenience macro.
* @see elm_widget_item_del() to release memory.
* @ingroup Widget
*/
EAPI Elm_Widget_Item *
_elm_widget_item_new(Evas_Object *widget,
size_t alloc_size)
{
if (!_elm_widget_is(widget))
return NULL;
Elm_Widget_Item *item;
EINA_SAFETY_ON_TRUE_RETURN_VAL(alloc_size < sizeof(Elm_Widget_Item), NULL);
EINA_SAFETY_ON_TRUE_RETURN_VAL(!_elm_widget_is(widget), NULL);
item = calloc(1, alloc_size);
EINA_SAFETY_ON_NULL_RETURN_VAL(item, NULL);
EINA_MAGIC_SET(item, ELM_WIDGET_ITEM_MAGIC);
item->widget = widget;
return item;
}
EAPI void
_elm_widget_item_free(Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
_elm_access_item_unregister(item);
if (item->del_func)
item->del_func((void *)item->data, item->widget, item);
if (item->view)
evas_object_del(item->view);
if (item->access)
{
_elm_access_clear(item->access);
free(item->access);
}
if (item->access_info)
eina_stringshare_del(item->access_info);
EINA_MAGIC_SET(item, EINA_MAGIC_NONE);
free(item);
}
/**
* @internal
*
* Releases widget item memory, calling back del_cb() if it exists.
*
* If there is a Elm_Widget_Item::del_cb, then it will be called prior
* to memory release. Note that elm_widget_item_pre_notify_del() calls
* this function and then unset it, thus being useful for 2 step
* cleanup whenever the del_cb may use any of the data that must be
* deleted from item.
*
* The Elm_Widget_Item::view will be deleted (evas_object_del()) if it
* is presented!
*
* @param item a valid #Elm_Widget_Item to be deleted.
* @see elm_widget_item_del() convenience macro.
* @ingroup Widget
*/
EAPI void
_elm_widget_item_del(Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
//Widget item delete callback
if (item->del_pre_func)
{
if (item->del_pre_func((Elm_Object_Item *)item))
_elm_widget_item_free(item);
}
else
_elm_widget_item_free(item);
}
/**
* @internal
*
* Set the function to notify to widgets when item is being deleted by user.
*
* @param item a valid #Elm_Widget_Item to be notified
* @see elm_widget_item_del_pre_hook_set() convenience macro.
* @ingroup Widget
*/
EAPI void
_elm_widget_item_del_pre_hook_set(Elm_Widget_Item *item, Elm_Widget_Del_Pre_Cb func)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
item->del_pre_func = func;
}
/**
* @internal
*
* Notify object will be deleted without actually deleting it.
*
* This function will callback Elm_Widget_Item::del_cb if it is set
* and then unset it so it is not called twice (ie: from
* elm_widget_item_del()).
*
* @param item a valid #Elm_Widget_Item to be notified
* @see elm_widget_item_pre_notify_del() convenience macro.
* @ingroup Widget
*/
EAPI void
_elm_widget_item_pre_notify_del(Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
if (!item->del_func) return;
item->del_func((void *)item->data, item->widget, item);
item->del_func = NULL;
}
/**
* @internal
*
* Set the function to notify when item is being deleted.
*
* This function will complain if there was a callback set already,
* however it will set the new one.
*
* The callback will be called from elm_widget_item_pre_notify_del()
* or elm_widget_item_del() will be called with:
* - data: the Elm_Widget_Item::data value.
* - obj: the Elm_Widget_Item::widget evas object.
* - event_info: the item being deleted.
*
* @param item a valid #Elm_Widget_Item to be notified
* @see elm_widget_item_del_cb_set() convenience macro.
* @ingroup Widget
*/
EAPI void
_elm_widget_item_del_cb_set(Elm_Widget_Item *item,
Evas_Smart_Cb func)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
if ((item->del_func) && (item->del_func != func))
WRN("You're replacing a previously set del_cb %p of item %p with %p",
item->del_func, item, func);
item->del_func = func;
}
/**
* @internal
*
* Retrieves owner widget of this item.
*
* @param item a valid #Elm_Widget_Item to get data from.
* @return owner widget of this item.
* @ingroup Widget
*/
EAPI Evas_Object *
_elm_widget_item_widget_get(const Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, NULL);
return item->widget;
}
/**
* @internal
*
* Set user-data in this item.
*
* User data may be used to identify this item or just store any
* application data. It is automatically given as the first parameter
* of the deletion notify callback.
*
* @param item a valid #Elm_Widget_Item to store data in.
* @param data user data to store.
* @see elm_widget_item_del_cb_set() convenience macro.
* @ingroup Widget
*/
EAPI void
_elm_widget_item_data_set(Elm_Widget_Item *item,
const void *data)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
if ((item->data) && (item->data != data))
DBG("Replacing item %p data %p with %p", item, item->data, data);
item->data = data;
}
/**
* @internal
*
* Retrieves user-data of this item.
*
* @param item a valid #Elm_Widget_Item to get data from.
* @see elm_widget_item_data_set()
* @ingroup Widget
*/
EAPI void *
_elm_widget_item_data_get(const Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, NULL);
return (void *)item->data;
}
EAPI void
_elm_widget_item_disabled_set(Elm_Widget_Item *item, Eina_Bool disabled)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
if (item->disabled == disabled) return;
item->disabled = !!disabled;
if (item->disable_func) item->disable_func(item);
}
EAPI Eina_Bool
_elm_widget_item_disabled_get(const Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, EINA_FALSE);
return item->disabled;
}
EAPI void
_elm_widget_item_disable_hook_set(Elm_Widget_Item *item,
Elm_Widget_Disable_Cb func)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
item->disable_func = func;
}
typedef struct _Elm_Widget_Item_Tooltip Elm_Widget_Item_Tooltip;
struct _Elm_Widget_Item_Tooltip
{
Elm_Widget_Item *item;
Elm_Tooltip_Item_Content_Cb func;
Evas_Smart_Cb del_cb;
const void *data;
};
static Evas_Object *
_elm_widget_item_tooltip_label_create(void *data,
Evas_Object *obj __UNUSED__,
Evas_Object *tooltip,
void *item __UNUSED__)
{
Evas_Object *label = elm_label_add(tooltip);
if (!label)
return NULL;
elm_object_style_set(label, "tooltip");
elm_object_text_set(label, data);
return label;
}
static Evas_Object *
_elm_widget_item_tooltip_trans_label_create(void *data,
Evas_Object *obj __UNUSED__,
Evas_Object *tooltip,
void *item __UNUSED__)
{
Evas_Object *label = elm_label_add(tooltip);
if (!label)
return NULL;
elm_object_style_set(label, "tooltip");
elm_object_translatable_text_set(label, data);
return label;
}
static void
_elm_widget_item_tooltip_label_del_cb(void *data,
Evas_Object *obj __UNUSED__,
void *event_info __UNUSED__)
{
eina_stringshare_del(data);
}
/**
* @internal
*
* Set the text to be shown in the widget item.
*
* @param item Target item
* @param text The text to set in the content
*
* Setup the text as tooltip to object. The item can have only one tooltip,
* so any previous tooltip data is removed.
*
* @ingroup Widget
*/
EAPI void
_elm_widget_item_tooltip_text_set(Elm_Widget_Item *item,
const char *text)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
EINA_SAFETY_ON_NULL_RETURN(text);
text = eina_stringshare_add(text);
_elm_widget_item_tooltip_content_cb_set
(item, _elm_widget_item_tooltip_label_create, text,
_elm_widget_item_tooltip_label_del_cb);
}
EAPI void
_elm_widget_item_tooltip_translatable_text_set(Elm_Widget_Item *item,
const char *text)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
EINA_SAFETY_ON_NULL_RETURN(text);
text = eina_stringshare_add(text);
_elm_widget_item_tooltip_content_cb_set
(item, _elm_widget_item_tooltip_trans_label_create, text,
_elm_widget_item_tooltip_label_del_cb);
}
static Evas_Object *
_elm_widget_item_tooltip_create(void *data,
Evas_Object *obj,
Evas_Object *tooltip)
{
Elm_Widget_Item_Tooltip *wit = data;
return wit->func((void *)wit->data, obj, tooltip, wit->item);
}
static void
_elm_widget_item_tooltip_del_cb(void *data,
Evas_Object *obj,
void *event_info __UNUSED__)
{
Elm_Widget_Item_Tooltip *wit = data;
if (wit->del_cb) wit->del_cb((void *)wit->data, obj, wit->item);
free(wit);
}
/**
* @internal
*
* Set the content to be shown in the tooltip item
*
* Setup the tooltip to item. The item can have only one tooltip,
* so any previous tooltip data is removed. @p func(with @p data) will
* be called every time that need show the tooltip and it should
* return a valid Evas_Object. This object is then managed fully by
* tooltip system and is deleted when the tooltip is gone.
*
* @param item the widget item being attached a tooltip.
* @param func the function used to create the tooltip contents.
* @param data what to provide to @a func as callback data/context.
* @param del_cb called when data is not needed anymore, either when
* another callback replaces @func, the tooltip is unset with
* elm_widget_item_tooltip_unset() or the owner @a item
* dies. This callback receives as the first parameter the
* given @a data, and @c event_info is the item.
*
* @ingroup Widget
*/
EAPI void
_elm_widget_item_tooltip_content_cb_set(Elm_Widget_Item *item,
Elm_Tooltip_Item_Content_Cb func,
const void *data,
Evas_Smart_Cb del_cb)
{
Elm_Widget_Item_Tooltip *wit;
ELM_WIDGET_ITEM_CHECK_OR_GOTO(item, error_noitem);
if (!func)
{
_elm_widget_item_tooltip_unset(item);
return;
}
wit = ELM_NEW(Elm_Widget_Item_Tooltip);
if (!wit) goto error;
wit->item = item;
wit->func = func;
wit->data = data;
wit->del_cb = del_cb;
elm_object_sub_tooltip_content_cb_set
(item->view, item->widget, _elm_widget_item_tooltip_create, wit,
_elm_widget_item_tooltip_del_cb);
return;
error_noitem:
if (del_cb) del_cb((void *)data, NULL, item);
return;
error:
if (del_cb) del_cb((void *)data, item->widget, item);
}
/**
* @internal
*
* Unset tooltip from item
*
* @param item widget item to remove previously set tooltip.
*
* Remove tooltip from item. The callback provided as del_cb to
* elm_widget_item_tooltip_content_cb_set() will be called to notify
* it is not used anymore.
*
* @see elm_widget_item_tooltip_content_cb_set()
*
* @ingroup Widget
*/
EAPI void
_elm_widget_item_tooltip_unset(Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
elm_object_tooltip_unset(item->view);
}
/**
* @internal
*
* Sets a different style for this item tooltip.
*
* @note before you set a style you should define a tooltip with
* elm_widget_item_tooltip_content_cb_set() or
* elm_widget_item_tooltip_text_set()
*
* @param item widget item with tooltip already set.
* @param style the theme style to use (default, transparent, ...)
*
* @ingroup Widget
*/
EAPI void
_elm_widget_item_tooltip_style_set(Elm_Widget_Item *item,
const char *style)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
elm_object_tooltip_style_set(item->view, style);
}
EAPI Eina_Bool
_elm_widget_item_tooltip_window_mode_set(Elm_Widget_Item *item, Eina_Bool disable)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, EINA_FALSE);
return elm_object_tooltip_window_mode_set(item->view, disable);
}
EAPI Eina_Bool
_elm_widget_item_tooltip_window_mode_get(const Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, EINA_FALSE);
return elm_object_tooltip_window_mode_get(item->view);
}
/**
* @internal
*
* Get the style for this item tooltip.
*
* @param item widget item with tooltip already set.
* @return style the theme style in use, defaults to "default". If the
* object does not have a tooltip set, then NULL is returned.
*
* @ingroup Widget
*/
EAPI const char *
_elm_widget_item_tooltip_style_get(const Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, NULL);
return elm_object_tooltip_style_get(item->view);
}
EAPI void
_elm_widget_item_cursor_set(Elm_Widget_Item *item,
const char *cursor)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
elm_object_sub_cursor_set(item->view, item->widget, cursor);
}
EAPI const char *
_elm_widget_item_cursor_get(const Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, NULL);
return elm_object_cursor_get(item->view);
}
EAPI void
_elm_widget_item_cursor_unset(Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
elm_object_cursor_unset(item->view);
}
/**
* @internal
*
* Sets a different style for this item cursor.
*
* @note before you set a style you should define a cursor with
* elm_widget_item_cursor_set()
*
* @param item widget item with cursor already set.
* @param style the theme style to use (default, transparent, ...)
*
* @ingroup Widget
*/
EAPI void
_elm_widget_item_cursor_style_set(Elm_Widget_Item *item,
const char *style)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
elm_object_cursor_style_set(item->view, style);
}
/**
* @internal
*
* Get the style for this item cursor.
*
* @param item widget item with cursor already set.
* @return style the theme style in use, defaults to "default". If the
* object does not have a cursor set, then NULL is returned.
*
* @ingroup Widget
*/
EAPI const char *
_elm_widget_item_cursor_style_get(const Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, NULL);
return elm_object_cursor_style_get(item->view);
}
/**
* @internal
*
* Set if the cursor set should be searched on the theme or should use
* the provided by the engine, only.
*
* @note before you set if should look on theme you should define a cursor
* with elm_object_cursor_set(). By default it will only look for cursors
* provided by the engine.
*
* @param item widget item with cursor already set.
* @param engine_only boolean to define it cursors should be looked only
* between the provided by the engine or searched on widget's theme as well.
*
* @ingroup Widget
*/
EAPI void
_elm_widget_item_cursor_engine_only_set(Elm_Widget_Item *item,
Eina_Bool engine_only)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
elm_object_cursor_theme_search_enabled_set(item->view, engine_only);
}
/**
* @internal
*
* Get the cursor engine only usage for this item cursor.
*
* @param item widget item with cursor already set.
* @return engine_only boolean to define it cursors should be looked only
* between the provided by the engine or searched on widget's theme as well. If
* the object does not have a cursor set, then EINA_FALSE is returned.
*
* @ingroup Widget
*/
EAPI Eina_Bool
_elm_widget_item_cursor_engine_only_get(const Elm_Widget_Item *item)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, EINA_FALSE);
return elm_object_cursor_theme_search_enabled_get(item->view);
}
// smart object funcs
static void
_smart_reconfigure(Elm_Widget_Smart_Data *sd)
{
if (sd->resize_obj)
{
evas_object_move(sd->resize_obj, sd->x, sd->y);
evas_object_resize(sd->resize_obj, sd->w, sd->h);
}
if (sd->hover_obj)
{
evas_object_move(sd->hover_obj, sd->x, sd->y);
evas_object_resize(sd->hover_obj, sd->w, sd->h);
}
}
EAPI void
_elm_widget_item_part_content_set(Elm_Widget_Item *item,
const char *part,
Evas_Object *content)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
if (!item->content_set_func)
{
ERR("%s does not support elm_object_item_part_content_set() API.",
elm_widget_type_get(item->widget));
return;
}
item->content_set_func((Elm_Object_Item *)item, part, content);
}
EAPI Evas_Object *
_elm_widget_item_part_content_get(const Elm_Widget_Item *item,
const char *part)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, NULL);
if (!item->content_get_func)
{
ERR("%s does not support elm_object_item_part_content_get() API.",
elm_widget_type_get(item->widget));
return NULL;
}
return item->content_get_func((Elm_Object_Item *)item, part);
}
EAPI Evas_Object *
_elm_widget_item_part_content_unset(Elm_Widget_Item *item,
const char *part)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, NULL);
if (!item->content_unset_func)
{
ERR("%s does not support elm_object_item_part_content_unset() API.",
elm_widget_type_get(item->widget));
return NULL;
}
return item->content_unset_func((Elm_Object_Item *)item, part);
}
EAPI void
_elm_widget_item_part_text_set(Elm_Widget_Item *item,
const char *part,
const char *label)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
if (!item->text_set_func)
{
ERR("%s does not support elm_object_item_part_text_set() API.",
elm_widget_type_get(item->widget));
return;
}
item->text_set_func((Elm_Object_Item *)item, part, label);
}
EAPI const char *
_elm_widget_item_part_text_get(const Elm_Widget_Item *item,
const char *part)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, NULL);
if (!item->text_get_func)
{
ERR("%s does not support elm_object_item_part_text_get() API.",
elm_widget_type_get(item->widget));
return NULL;
}
return item->text_get_func((Elm_Object_Item *)item, part);
}
EAPI void
_elm_widget_item_content_set_hook_set(Elm_Widget_Item *item,
Elm_Widget_Content_Set_Cb func)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
item->content_set_func = func;
}
EAPI void
_elm_widget_item_content_get_hook_set(Elm_Widget_Item *item,
Elm_Widget_Content_Get_Cb func)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
item->content_get_func = func;
}
EAPI void
_elm_widget_item_content_unset_hook_set(Elm_Widget_Item *item,
Elm_Widget_Content_Unset_Cb func)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
item->content_unset_func = func;
}
EAPI void
_elm_widget_item_text_set_hook_set(Elm_Widget_Item *item,
Elm_Widget_Text_Set_Cb func)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
item->text_set_func = func;
}
EAPI void
_elm_widget_item_text_get_hook_set(Elm_Widget_Item *item,
Elm_Widget_Text_Get_Cb func)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
item->text_get_func = func;
}
EAPI void
_elm_widget_item_signal_emit(Elm_Widget_Item *item,
const char *emission,
const char *source)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
if (item->signal_emit_func)
item->signal_emit_func((Elm_Object_Item *)item, emission, source);
}
EAPI void
_elm_widget_item_signal_emit_hook_set(Elm_Widget_Item *item,
Elm_Widget_Signal_Emit_Cb func)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
item->signal_emit_func = func;
}
EAPI void
_elm_widget_item_access_info_set(Elm_Widget_Item *item, const char *txt)
{
ELM_WIDGET_ITEM_CHECK_OR_RETURN(item);
if (item->access_info) eina_stringshare_del(item->access_info);
if (!txt) item->access_info = NULL;
else item->access_info = eina_stringshare_add(txt);
}
static void
_smart_add(Evas_Object *obj)
{
const Evas_Smart_Class *sc;
const Evas_Smart *smart;
EVAS_SMART_DATA_ALLOC(obj, Elm_Widget_Smart_Data);
smart = evas_object_smart_smart_get(obj);
sc = evas_smart_class_get(smart);
priv->api = (const Elm_Widget_Smart_Class *)sc;
priv->obj = obj;
priv->x = priv->y = priv->w = priv->h = 0;
priv->mirrored_auto_mode = EINA_TRUE; /* will follow system locale
* settings */
elm_widget_can_focus_set(obj, EINA_TRUE);
elm_widget_mirrored_set(obj, elm_config_mirrored_get());
/* just a helper for inheriting classes */
if (priv->resize_obj)
{
Evas_Object *r_obj = priv->resize_obj;
priv->resize_obj = NULL;
elm_widget_resize_object_set(obj, r_obj);
}
}
static Evas_Object *
_newest_focus_order_get(Evas_Object *obj,
unsigned int *newest_focus_order,
Eina_Bool can_focus_only)
{
const Eina_List *l;
Evas_Object *child, *ret, *best;
API_ENTRY return NULL;
if (!evas_object_visible_get(obj)
|| (elm_widget_disabled_get(obj))
|| (elm_widget_tree_unfocusable_get(obj)))
return NULL;
best = NULL;
if (*newest_focus_order < sd->focus_order)
{
*newest_focus_order = sd->focus_order;
best = obj;
}
EINA_LIST_FOREACH(sd->subobjs, l, child)
{
ret = _newest_focus_order_get(child, newest_focus_order, can_focus_only);
if (!ret) continue;
best = ret;
}
if (can_focus_only)
{
if ((!best) || (!elm_widget_can_focus_get(best)))
return NULL;
}
return best;
}
static void
_if_focused_revert(Evas_Object *obj,
Eina_Bool can_focus_only)
{
Evas_Object *top;
Evas_Object *newest = NULL;
unsigned int newest_focus_order = 0;
INTERNAL_ENTRY;
if (!sd->focused) return;
if (!sd->parent_obj) return;
top = elm_widget_top_get(sd->parent_obj);
if (top)
{
newest = _newest_focus_order_get(top, &newest_focus_order, can_focus_only);
if (newest)
{
elm_object_focus_set(newest, EINA_FALSE);
elm_object_focus_set(newest, EINA_TRUE);
}
}
}
#define _R(x) (int)((x + 0.05) * 10.0)
static double
_direction_weight_get(const Evas_Object *obj1, const Evas_Object *obj2, double degree)
{
Evas_Coord obj_x1, obj_y1, w1, h1, obj_x2, obj_y2, w2, h2;
double x1, yy1, x2, yy2, xx1, yyy1, xx2, yyy2;
double ax, ay, cx, cy;
double weight = -1.0, g = 0.0;
if (obj1 == obj2) return 0.0;
degree -= 90.0;
while (degree >= 360.0)
degree -= 360.0;
while (degree < 0.0)
degree += 360.0;
evas_object_geometry_get(obj1, &obj_x1, &obj_y1, &w1, &h1);
cx = obj_x1 + (w1 / 2.0);
cy = obj_y1 + (h1 / 2.0);
evas_object_geometry_get(obj2, &obj_x2, &obj_y2, &w2, &h2);
if (ELM_RECTS_INTERSECT(obj_x1, obj_y1, w1, h1, obj_x2, obj_y2, w2, h2)) // For overlapping cases.
return 0.0;
/* Change all points to relative one. */
x1 = obj_x1 - cx;
xx1 = x1 + w1;
yy1 = obj_y1 - cy;
yyy1 = yy1 + h1;
x2 = obj_x2 - cx;
xx2 = x2 + w2;
yy2 = obj_y2 - cy;
yyy2 = yy2 + h2;
/* Get crossing points (ax, ay) between obj1 and a line extending to the direction of current degree. */
if (degree == 0.0)
{
ax = xx1;
ay = 0.0;
}
else if (degree == 90.0)
{
ax = 0.0;
ay = yyy1;
}
else if (degree == 180.0)
{
ax = x1;
ay = 0.0;
}
else if (degree == 270.0)
{
ax = 0.0;
ay = yy1;
}
else
{
g = tan(degree * (M_PI / 180.0));
if ((degree > 0.0) && (degree < 90.0))
{
ay = g * xx1;
if (ay <= yyy1) ax = xx1;
else
{
ax = yyy1 / g;
ay = yyy1;
}
}
else if ((degree > 90.0) && (degree < 180.0))
{
ay = g * x1;
if (ay <= yyy1) ax = x1;
else
{
ax = yyy1 / g;
ay = yyy1;
}
}
else if ((degree > 180.0) && (degree < 270.0))
{
ay = g * x1;
if (ay >= yy1) ax = x1;
else
{
ax = yy1 / g;
ay = yy1;
}
}
else
{
ay = g * xx1;
if (ay >= yy1) ax = xx1;
else
{
ax = yy1 / g;
ay = yy1;
}
}
}
/* Filter obj2, if it is not in the specific derection. */
int i = 0;
double rx[4] = {0.0, 0.0, 0.0, 0.0}, ry[4] = {0.0, 0.0, 0.0, 0.0};
double t1, t2, u1, v1, u2, v2;
if ((degree == 45.0) || (degree == 225.0) || (degree == 135.0) || (degree == 315.0))
{
u1 = 1.0;
v1 = 0.0;
u2 = 0.0;
v2 = 1.0;
}
else
{
double g2 = tan((degree + 45.0) * (M_PI / 180.0));
u1 = (-1.0 * g2);
u2 = (1.0 / g2);
v1 = v2 = 1.0;
}
t1 = (u1 * ax) + (v1 * ay);
t2 = (u2 * ax) + (v2 * ay);
if ((_R(t1 * ((u1 * x2) + (v1 * yy2))) > 0) && (_R(t2 * ((u2 * x2) + (v2 * yy2))) > 0))
{
rx[i] = x2;
ry[i++] = yy2;
}
if ((_R(t1 * ((u1 * x2) + (v1 * yyy2))) > 0) && (_R(t2 * ((u2 * x2) + (v2 * yyy2))) > 0))
{
rx[i] = x2;
ry[i++] = yyy2;
}
if ((_R(t1 * ((u1 * xx2) + (v1 * yy2))) > 0) && (_R(t2 * ((u2 * xx2) + (v2 * yy2))) > 0))
{
rx[i] = xx2;
ry[i++] = yy2;
}
if ((_R(t1 * ((u1 * xx2) + (v1 * yyy2))) > 0) && (_R(t2 * ((u2 * xx2) + (v2 * yyy2))) > 0))
{
rx[i] = xx2;
ry[i++] = yyy2;
}
if (i == 0)
{
if (degree == 0.0)
{
if ((_R(xx2) < 0) || (_R(yy2) > 0) || (_R(yyy2) < 0)) return 0.0;
}
else if (degree == 90.0)
{
if ((_R(yyy2) < 0) || (_R(x2) > 0) || (_R(xx2) < 0)) return 0.0;
}
else if (degree == 180.0)
{
if ((_R(x2) > 0) || (_R(yy2) > 0) || (_R(yyy2) < 0)) return 0.0;
}
else if (degree == 270.0)
{
if ((_R(yy2) > 0) || (_R(x2) > 0) || (_R(xx2) < 0)) return 0.0;
}
else
{
if ((_R(g * x2) >= _R(yy2)) && (_R((g * x2)) <= _R(yyy2)))
{
if (!((_R(ax * x2) > 0) && (_R(ay * (g * x2)) > 0))) return 0.0;
}
else if ((_R(g * xx2) >= _R(yy2)) && (_R((g * xx2)) <= _R(yyy2)))
{
if (!((_R(ax * xx2) > 0) && (_R(ay * (g * xx2)) > 0))) return 0.0;
}
else if ((_R((1.0 / g) * yy2) >= _R(xx2)) && (_R((1.0 / g) * yy2) <= _R(xx2)))
{
if (!((_R(ax * ((1.0 / g) * yy2)) > 0) && (_R(ay * yy2) > 0))) return 0.0;
}
else if ((_R((1.0 / g) * yyy2) >= _R(xx2)) && (_R((1.0 / g) * yyy2) <= _R(xx2)))
{
if (!((_R(ax * ((1.0 / g) * yyy2)) > 0) && (_R(ay * yyy2) > 0))) return 0.0;
}
else return 0.0;
}
}
/* Calculate the weight for obj2. */
if (degree == 0.0)
{
if (_R(xx1) > _R(x2)) weight = -1.0;
else if ((_R(yy2) >= _R(yy1)) && (_R(yyy2) <= _R(yyy1))) weight = (x2 - xx1) * (x2 - xx1);
else if (_R(yy2) > 0) weight = ((x2 - xx1) * (x2 - xx1)) + (yy2 * yy2);
else if (_R(yyy2) < 0) weight = ((x2 - xx1) * (x2 - xx1)) + (yyy2 * yyy2);
else weight = (x2 - xx1) * (x2 - xx1);
}
else if (degree == 90.0)
{
if (_R(yyy1) > _R(yy2)) weight = -1.0;
else if ((_R(x2) >= _R(x1)) && (_R(xx2) <= _R(xx1))) weight = (yy2 - yyy1) * (yy2 - yyy1);
else if (_R(x2) > 0) weight = (x2 * x2) + ((yy2 - yyy1) * (yy2 - yyy1));
else if (_R(xx2) < 0) weight = (xx2 * xx2) + ((yy2 - yyy1) * (yy2 - yyy1));
else weight = (yy2 - yyy1) * (yy2 - yyy1);
}
else if (degree == 180.0)
{
if (_R(x1) < _R(xx2)) weight = -1.0;
else if ((_R(yy2) >= _R(yy1)) && (_R(yyy2) <= _R(yyy1))) weight = (x1 - xx2) * (x1 - xx2);
else if (_R(yy2) > 0) weight = ((x1 - xx2) * (x1 - xx2)) + (yy2 * yy2);
else if (_R(yyy2) < 0) weight = ((x1 - xx2) * (x1 - xx2)) + (yyy2 * yyy2);
else weight = (x1 - xx2) * (x1 - xx2);
}
else if (degree == 270.0)
{
if (_R(yy1) < _R(yyy2)) weight = -1.0;
else if ((_R(x2) >= _R(x1)) && (_R(xx2) <= _R(xx1))) weight = (yy1 - yyy2) * (yy1 - yyy2);
else if (_R(x2) > 0) weight = (x2 * x2) + ((yy1 - yyy2) * (yy1 - yyy2));
else if (_R(xx2) < 0) weight = (xx2 * xx2) + ((yy1 - yyy2) * (yy1 - yyy2));
else weight = (yy1 - yyy2) * (yy1 - yyy2);
}
else
{
int j = 0, k = 0;
double sx[4] = {0.0, 0.0, 0.0, 0.0}, sy[4] = {0.0, 0.0, 0.0, 0.0};
double t_weight[4] = {-1.0 , -1.0, -1.0, -1.0};
if ((_R(g * x2) >= _R(yy2)) && (_R(g * x2) <= _R(yyy2)))
{
sx[j] = x2;
sy[j] = g * x2;
t_weight[j++] = ((ax - x2) * (ax - x2)) + ((ay - (g * x2)) * (ay - (g * x2)));
}
if ((_R(g * xx2) >= _R(yy2)) && (_R(g * xx2) <= _R(yyy2)))
{
sx[j] = xx2;
sy[j] = g * xx2;
t_weight[j++] = ((ax - xx2) * (ax - xx2)) + ((ay - (g * xx2)) * (ay - (g * xx2)));
}
if ((_R((1.0 / g) * yy2) >= _R(x2)) && (_R((1.0 / g) * yy2) <= _R(xx2)))
{
sx[j] = (1.0 / g) * yy2;
sy[j] = yy2;
t_weight[j++] = ((ax - ((1.0 / g) * yy2)) * (ax - ((1.0 / g) * yy2))) + ((ay - yy2) * (ay - yy2));
}
if ((_R((1.0 / g) * yyy2) >= _R(x2)) && (_R((1.0 / g) * yyy2) <= _R(xx2)))
{
sx[j] = (1.0 / g) * yyy2;
sy[j] = yyy2;
t_weight[j++] = ((ax - ((1.0 / g) * yyy2)) * (ax - ((1.0 / g) * yyy2))) + ((ay - yyy2) * (ay - yyy2));
}
if((j > 2) || ((j == 2) && ((_R(sx[0]) != _R(sx[1])) || (_R(sy[0]) != _R(sy[1])))))
{
for (; k < j; k++)
{
if (_R(t_weight[k]) == 0) return -1.0;
if ((1 / weight) < (1 / t_weight[k])) weight = t_weight[k];
}
}
else
{
for (; k < i; k++)
{
double ccx, ccy, t1_weight, x_diff, y_diff;
ccx = ((1.0 / g) * rx[k] + ry[k]) / (g + (1.0 / g));
ccy = g * ccx;
x_diff = rx[k] - ccx;
if (x_diff < 0) x_diff *= -1.0;
y_diff = ry[k] - ccy;
if (y_diff < 0) y_diff *= -1.0;
t1_weight = (((ax - ccx) * (ax - ccx)) + ((ay - ccy) * (ay - ccy))) +
((x_diff * x_diff * x_diff) + (y_diff * y_diff * y_diff));
if ((_R(t1_weight) != 0) && ((1 / weight) < (1 / t1_weight)))
weight = t1_weight;
}
}
}
/* Return the current object's weight. */
if (weight == -1.0) return 0.0;
if (_R(weight) == 0) return -1.0;
return (1.0 / weight);
}
static void
_smart_del(Evas_Object *obj)
{
Evas_Object *sobj;
Elm_Translate_String_Data *ts;
Elm_Event_Cb_Data *ecb;
ELM_WIDGET_DATA_GET(obj, sd);
if (sd->hover_obj)
{
/* detach it from us */
evas_object_event_callback_del_full
(sd->hover_obj, EVAS_CALLBACK_DEL, _sub_obj_del, sd);
sd->hover_obj = NULL;
}
while (sd->subobjs)
{
sobj = eina_list_data_get(sd->subobjs);
/* let the objects clean-up themselves and get rid of this list */
if (_elm_legacy_is(sd->obj))
{
evas_object_smart_callback_call(obj, "sub-object-del", sobj);
sd->subobjs = eina_list_remove_list(sd->subobjs, sd->subobjs);
}
else
{
if (!elm_widget_sub_object_del(obj, sobj))
{
ERR("failed to remove sub object %p from %p\n", sobj, obj);
sd->subobjs = eina_list_remove_list
(sd->subobjs, sd->subobjs);
}
}
evas_object_del(sobj);
}
sd->tooltips = eina_list_free(sd->tooltips); /* should be empty anyway */
sd->cursors = eina_list_free(sd->cursors); /* should be empty anyway */
EINA_LIST_FREE(sd->translate_strings, ts)
{
eina_stringshare_del(ts->id);
eina_stringshare_del(ts->domain);
eina_stringshare_del(ts->string);
free(ts);
}
EINA_LIST_FREE(sd->event_cb, ecb)
free(ecb);
if (sd->style) eina_stringshare_del(sd->style);
if (sd->theme) elm_theme_free(sd->theme);
_if_focused_revert(obj, EINA_TRUE);
if (sd->access_info) eina_stringshare_del(sd->access_info);
free(sd);
evas_object_smart_data_set(obj, NULL);
}
static void
_smart_move(Evas_Object *obj,
Evas_Coord x,
Evas_Coord y)
{
ELM_WIDGET_DATA_GET(obj, sd);
sd->x = x;
sd->y = y;
_smart_reconfigure(sd);
}
static void
_smart_resize(Evas_Object *obj,
Evas_Coord w,
Evas_Coord h)
{
ELM_WIDGET_DATA_GET(obj, sd);
sd->w = w;
sd->h = h;
_smart_reconfigure(sd);
}
static void
_smart_show(Evas_Object *obj)
{
Eina_List *list;
Evas_Object *o;
if ((list = evas_object_smart_members_get(obj)))
{
EINA_LIST_FREE(list, o)
{
if (evas_object_data_get(o, "_elm_leaveme")) continue;
evas_object_show(o);
}
}
}
static void
_smart_hide(Evas_Object *obj)
{
Eina_List *list;
Evas_Object *o;
list = evas_object_smart_members_get(obj);
EINA_LIST_FREE(list, o)
{
if (evas_object_data_get(o, "_elm_leaveme")) continue;
evas_object_hide(o);
}
}
static void
_smart_color_set(Evas_Object *obj,
int r,
int g,
int b,
int a)
{
Eina_List *list;
Evas_Object *o;
if ((list = evas_object_smart_members_get(obj)))
{
EINA_LIST_FREE(list, o)
{
if (evas_object_data_get(o, "_elm_leaveme")) continue;
evas_object_color_set(o, r, g, b, a);
}
}
}
static void
_smart_clip_set(Evas_Object *obj,
Evas_Object *clip)
{
Eina_List *list;
Evas_Object *o;
if ((list = evas_object_smart_members_get(obj)))
{
EINA_LIST_FREE(list, o)
{
if (evas_object_data_get(o, "_elm_leaveme")) continue;
evas_object_clip_set(o, clip);
}
}
}
static void
_smart_clip_unset(Evas_Object *obj)
{
Eina_List *list;
Evas_Object *o;
if ((list = evas_object_smart_members_get(obj)))
{
EINA_LIST_FREE(list, o)
{
if (evas_object_data_get(o, "_elm_leaveme")) continue;
evas_object_clip_unset(o);
}
}
}
static void
_smart_calculate(Evas_Object *obj __UNUSED__)
{
/* a NO-OP, on the base */
}
static void
_smart_member_add(Evas_Object *obj, Evas_Object *child)
{
int r, g, b, a;
if (evas_object_data_get(child, "_elm_leaveme")) return;
evas_object_color_get(obj, &r, &g, &b, &a);
evas_object_color_set(child, r, g, b, a);
evas_object_clip_set(child, evas_object_clip_get(obj));
if (evas_object_visible_get(obj))
evas_object_show(child);
else
evas_object_hide(child);
}
static void
_smart_member_del(Evas_Object *obj __UNUSED__, Evas_Object *child)
{
if (evas_object_data_get(child, "_elm_leaveme")) return;
evas_object_clip_unset(child);
}
/* happy debug functions */
#ifdef ELM_DEBUG
static void
_sub_obj_tree_dump(const Evas_Object *obj,
int lvl)
{
int i;
for (i = 0; i < lvl * 3; i++)
putchar(' ');
if (_elm_widget_is(obj))
{
Eina_List *l;
INTERNAL_ENTRY;
printf("+ %s(%p)\n",
elm_widget_type_get(obj),
obj);
if (sd->resize_obj)
_sub_obj_tree_dump(sd->resize_obj, lvl + 1);
EINA_LIST_FOREACH(sd->subobjs, l, obj)
{
if (obj != sd->resize_obj)
_sub_obj_tree_dump(obj, lvl + 1);
}
}
else
printf("+ %s(%p)\n", evas_object_type_get(obj), obj);
}
static void
_sub_obj_tree_dot_dump(const Evas_Object *obj,
FILE *output)
{
if (!_elm_widget_is(obj))
return;
INTERNAL_ENTRY;
Eina_Bool visible = evas_object_visible_get(obj);
Eina_Bool disabled = elm_widget_disabled_get(obj);
Eina_Bool focused = elm_widget_focus_get(obj);
Eina_Bool can_focus = elm_widget_can_focus_get(obj);
if (sd->parent_obj)
{
fprintf(output, "\"%p\" -- \"%p\" [ color=black", sd->parent_obj, obj);
if (focused)
fprintf(output, ", style=bold");
if (!visible)
fprintf(output, ", color=gray28");
fprintf(output, " ];\n");
}
fprintf(output, "\"%p\" [ label = \"{%p|%s|%s|visible: %d|"
"disabled: %d|focused: %d/%d|focus order:%d}\"",
obj, obj, elm_widget_type_get(obj),
evas_object_name_get(obj), visible, disabled, focused, can_focus,
sd->focus_order);
if (focused)
fprintf(output, ", style=bold");
if (!visible)
fprintf(output, ", fontcolor=gray28");
if ((disabled) || (!visible))
fprintf(output, ", color=gray");
fprintf(output, " ];\n");
Eina_List *l;
Evas_Object *o;
EINA_LIST_FOREACH(sd->subobjs, l, o)
_sub_obj_tree_dot_dump(o, output);
}
#endif
EAPI void
elm_widget_tree_dump(const Evas_Object *top)
{
#ifdef ELM_DEBUG
if (!_elm_widget_is(top))
return;
_sub_obj_tree_dump(top, 0);
#else
return;
(void)top;
#endif
}
EAPI void
elm_widget_tree_dot_dump(const Evas_Object *top,
FILE *output)
{
#ifdef ELM_DEBUG
if (!_elm_widget_is(top))
return;
fprintf(output, "graph " " { node [shape=record];\n");
_sub_obj_tree_dot_dump(top, output);
fprintf(output, "}\n");
#else
return;
(void)top;
(void)output;
#endif
}
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