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#include "e.h"
typedef struct _E_Widget_Data E_Widget_Data;
struct _E_Widget_Data
{
Evas_Object *o_check;
Evas_Object *o_icon;
int *valptr;
Eina_List *widgets_enable;
Eina_List *widgets_disable;
};
/* local subsystem functions */
static void
_extern_obj_enable_del(void *data, Evas *e EINA_UNUSED, Evas_Object *obj, void *event_info EINA_UNUSED)
{
E_Widget_Data *wd = data;
wd->widgets_enable = eina_list_remove(wd->widgets_enable, obj);
}
static void
_extern_obj_disable_del(void *data, Evas *e EINA_UNUSED, Evas_Object *obj, void *event_info EINA_UNUSED)
{
E_Widget_Data *wd = data;
wd->widgets_disable = eina_list_remove(wd->widgets_disable, obj);
}
static void
_e_wid_del_hook(Evas_Object *obj)
{
E_Widget_Data *wd;
Evas_Object *o;
wd = e_widget_data_get(obj);
EINA_LIST_FREE(wd->widgets_enable, o)
evas_object_event_callback_del_full(o, EVAS_CALLBACK_DEL, _extern_obj_enable_del, wd);
EINA_LIST_FREE(wd->widgets_disable, o)
evas_object_event_callback_del_full(o, EVAS_CALLBACK_DEL, _extern_obj_disable_del, wd);
free(wd);
}
static void
_e_wid_focus_hook(Evas_Object *obj)
{
E_Widget_Data *wd;
wd = e_widget_data_get(obj);
if (e_widget_focus_get(obj))
{
edje_object_signal_emit(wd->o_check, "e,state,focused", "e");
evas_object_focus_set(wd->o_check, 1);
}
else
{
edje_object_signal_emit(wd->o_check, "e,state,unfocused", "e");
evas_object_focus_set(wd->o_check, 0);
}
}
static void
_e_wid_do(Evas_Object *obj)
{
E_Widget_Data *wd;
if (e_widget_disabled_get(obj)) return;
wd = e_widget_data_get(obj);
if (wd->valptr)
{
Eina_List *l;
Evas_Object *o;
if (*(wd->valptr) == 0)
{
*(wd->valptr) = 1;
edje_object_signal_emit(wd->o_check, "e,state,checked", "e");
}
else
{
*(wd->valptr) = 0;
edje_object_signal_emit(wd->o_check, "e,state,unchecked", "e");
}
EINA_LIST_FOREACH(wd->widgets_enable, l, o)
e_widget_disabled_set(o, *wd->valptr);
EINA_LIST_FOREACH(wd->widgets_disable, l, o)
e_widget_disabled_set(o, !(*wd->valptr));
}
evas_object_smart_callback_call(obj, "changed", NULL);
e_widget_change(obj);
}
static void
_e_wid_activate_hook(Evas_Object *obj)
{
_e_wid_do(obj);
}
static void
_e_wid_disable_hook(Evas_Object *obj)
{
E_Widget_Data *wd;
wd = e_widget_data_get(obj);
if (e_widget_disabled_get(obj))
edje_object_signal_emit(wd->o_check, "e,state,disabled", "e");
else
edje_object_signal_emit(wd->o_check, "e,state,enabled", "e");
}
static void
_e_wid_signal_cb1(void *data, Evas_Object *obj EINA_UNUSED, const char *emission EINA_UNUSED, const char *source EINA_UNUSED)
{
_e_wid_do(data);
}
static void
_e_wid_focus_steal(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
e_widget_focus_steal(data);
}
/* externally accessible functions */
/**
* Creates a check box widget
*
* @param evas pointer
* @param label the text to assign to check widget
* @param val pointer to int where changes are stored
* @return the newly created evas object
*/
E_API Evas_Object *
e_widget_check_add(Evas *evas, const char *label, int *val)
{
Evas_Object *obj, *o;
E_Widget_Data *wd;
Evas_Coord mw, mh;
obj = e_widget_add(evas);
e_widget_del_hook_set(obj, _e_wid_del_hook);
e_widget_focus_hook_set(obj, _e_wid_focus_hook);
e_widget_activate_hook_set(obj, _e_wid_activate_hook);
e_widget_disable_hook_set(obj, _e_wid_disable_hook);
wd = calloc(1, sizeof(E_Widget_Data));
wd->valptr = val;
e_widget_data_set(obj, wd);
o = edje_object_add(evas);
wd->o_check = o;
e_theme_edje_object_set(o, "base/theme/widgets",
"e/widgets/check");
edje_object_signal_callback_add(o, "e,action,toggle", "*", _e_wid_signal_cb1, obj);
edje_object_part_text_set(o, "e.text.label", label);
evas_object_show(o);
edje_object_size_min_calc(o, &mw, &mh);
e_widget_size_min_set(obj, mw, mh);
if (wd->valptr)
{
if (*(wd->valptr)) edje_object_signal_emit(o, "e,state,checked", "e");
}
e_widget_sub_object_add(obj, o);
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN, _e_wid_focus_steal, obj);
e_widget_resize_object_set(obj, o);
return obj;
}
/**
* Sets the value of the check box
*
* @param check the check box widget
* @param checked the value to set the widget too
*/
E_API void
e_widget_check_checked_set(Evas_Object *check, int checked)
{
E_Widget_Data *wd;
wd = e_widget_data_get(check);
if (wd->valptr)
*(wd->valptr) = checked;
if (checked)
edje_object_signal_emit(wd->o_check, "e,state,checked", "e");
else
edje_object_signal_emit(wd->o_check, "e,state,unchecked", "e");
}
/**
* Sets the value of the check box
*
* @param check the check box widget
* @param val pointer to int where changes are stored
*/
E_API void
e_widget_check_valptr_set(Evas_Object *check, int *val)
{
E_Widget_Data *wd;
int state;
wd = e_widget_data_get(check);
state = wd->valptr ? *wd->valptr : 0;
wd->valptr = val;
if (state == (wd->valptr && *wd->valptr)) return;
if (wd->valptr && *wd->valptr)
edje_object_signal_emit(wd->o_check, "e,state,checked", "e");
else
edje_object_signal_emit(wd->o_check, "e,state,unchecked", "e");
}
/**
* Get the value of the check box
*
* @param check the check box widget
* @return the value of the check box
*/
E_API int
e_widget_check_checked_get(Evas_Object *check)
{
E_Widget_Data *wd;
int ret;
wd = e_widget_data_get(check);
if (wd->valptr)
ret = *(wd->valptr);
else
ret = -1;
return ret;
}
/**
* Add widget to disable when check object is checked
* @param check the check box widget
* @param obj the object to disable when @p check is checked
*/
E_API void
e_widget_check_widget_disable_on_checked_add(Evas_Object *check, Evas_Object *obj)
{
E_Widget_Data *wd;
EINA_SAFETY_ON_NULL_RETURN(check);
EINA_SAFETY_ON_NULL_RETURN(obj);
wd = e_widget_data_get(check);
EINA_SAFETY_ON_NULL_RETURN(wd);
if (wd->valptr)
e_widget_disabled_set(obj, *wd->valptr);
evas_object_event_callback_add(obj, EVAS_CALLBACK_DEL, _extern_obj_enable_del, wd);
wd->widgets_enable = eina_list_append(wd->widgets_enable, obj);
}
/**
* Add widget to disable when check object is unchecked
* @param check the check box widget
* @param obj the object to disable when @p check is not unchecked
*/
E_API void
e_widget_check_widget_disable_on_unchecked_add(Evas_Object *check, Evas_Object *obj)
{
E_Widget_Data *wd;
EINA_SAFETY_ON_NULL_RETURN(check);
EINA_SAFETY_ON_NULL_RETURN(obj);
wd = e_widget_data_get(check);
EINA_SAFETY_ON_NULL_RETURN(wd);
if (wd->valptr)
e_widget_disabled_set(obj, !(*wd->valptr));
evas_object_event_callback_add(obj, EVAS_CALLBACK_DEL, _extern_obj_disable_del, wd);
wd->widgets_disable = eina_list_append(wd->widgets_disable, obj);
}
/**
* Creates a check box widget with icon
*
* @param evas pointer
* @param label the text to assign to check widget
* @param icon the path to the icon file
* @param icon_w the minimum wdith of the icon
* @param icon_h the minimum height of the icon
* @param val pointer to int where changes are stored
* @return the newly created evas object
*/
E_API Evas_Object *
e_widget_check_icon_add(Evas *evas, const char *label, const char *icon, int icon_w, int icon_h, int *val)
{
Evas_Object *obj, *o, *o2;
E_Widget_Data *wd;
Evas_Coord mw, mh;
obj = e_widget_add(evas);
e_widget_del_hook_set(obj, _e_wid_del_hook);
e_widget_focus_hook_set(obj, _e_wid_focus_hook);
e_widget_activate_hook_set(obj, _e_wid_activate_hook);
e_widget_disable_hook_set(obj, _e_wid_disable_hook);
wd = calloc(1, sizeof(E_Widget_Data));
wd->valptr = val;
e_widget_data_set(obj, wd);
o = edje_object_add(evas);
wd->o_check = o;
e_theme_edje_object_set(o, "base/theme/widgets",
"e/widgets/check_icon");
edje_object_signal_callback_add(o, "e,action,toggle", "*", _e_wid_signal_cb1, obj);
edje_object_part_text_set(o, "e.text.label", label);
evas_object_show(o);
if (label)
{
edje_object_signal_emit(o, "e,state,labeled", "e");
edje_object_message_signal_process(o);
}
if (icon)
{
if (icon[0] == '/')
{
o2 = e_icon_add(evas);
e_icon_file_set(o2, icon);
}
else
{
o2 = edje_object_add(evas);
e_util_edje_icon_set(o2, icon);
}
evas_object_size_hint_min_set(o2, icon_w, icon_h);
edje_object_part_swallow(wd->o_check, "e.swallow.icon", o2);
evas_object_show(o2);
e_widget_sub_object_add(obj, o2);
wd->o_icon = o2;
}
edje_object_size_min_calc(o, &mw, &mh);
e_widget_size_min_set(obj, mw, mh);
if (wd->valptr)
{
if (*(wd->valptr)) edje_object_signal_emit(o, "e,state,checked", "e");
}
e_widget_sub_object_add(obj, o);
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN, _e_wid_focus_steal, obj);
e_widget_resize_object_set(obj, o);
return obj;
}