forked from enlightenment/efl
116 lines
2.7 KiB
C
116 lines
2.7 KiB
C
#include "evas_common.h"
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#include "evas_private.h"
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/* private calls */
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/* local calls */
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/* public calls */
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/**
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* @addtogroup Evas_Object_Group_Basic
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* @{
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*/
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/**
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* Sets focus to the given object.
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*
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* @param obj The object to be focused or unfocused.
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* @param focus set or remove focus to the object.
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*
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* Changing focus only affects where key events go. There can be only
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* one object focused at any time. <p> If the parameter (@p focus) is
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* set, the passed object will be set as the currently focused object.
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* It will receive all keyboard events that are not exclusive key
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* grabs on other objects.
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*
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* @see evas_object_focus_get
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* @see evas_focus_get
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* @see evas_object_key_grab
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* @see evas_object_key_ungrab
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*/
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EAPI void
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evas_object_focus_set(Evas_Object *obj, Eina_Bool focus)
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{
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MAGIC_CHECK(obj, Evas_Object, MAGIC_OBJ);
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return;
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MAGIC_CHECK_END();
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_evas_object_event_new();
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if (focus)
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{
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if (obj->focused) goto end;
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if (obj->layer->evas->focused)
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evas_object_focus_set(obj->layer->evas->focused, 0);
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obj->focused = 1;
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obj->layer->evas->focused = obj;
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evas_object_event_callback_call(obj, EVAS_CALLBACK_FOCUS_IN, NULL);
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evas_event_callback_call(obj->layer->evas,
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EVAS_CALLBACK_CANVAS_OBJECT_FOCUS_IN, obj);
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}
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else
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{
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if (!obj->focused) goto end;
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obj->focused = 0;
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obj->layer->evas->focused = NULL;
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evas_object_event_callback_call(obj, EVAS_CALLBACK_FOCUS_OUT, NULL);
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evas_event_callback_call(obj->layer->evas,
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EVAS_CALLBACK_CANVAS_OBJECT_FOCUS_OUT, obj);
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}
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end:
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_evas_post_event_callback_call(obj->layer->evas);
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}
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/**
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* Test if the object has focus.
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*
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* @param obj The object to be tested.
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*
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* If the passed object is the currently focused object 1 is returned,
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* 0 otherwise.
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*
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* @see evas_object_focus_set
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* @see evas_focus_get
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* @see evas_object_key_grab
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* @see evas_object_key_ungrab
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*
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* @return 1 if the object has the focus, 0 otherwise.
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*/
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EAPI Eina_Bool
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evas_object_focus_get(const Evas_Object *obj)
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{
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MAGIC_CHECK(obj, Evas_Object, MAGIC_OBJ);
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return 0;
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MAGIC_CHECK_END();
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return obj->focused;
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}
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/**
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* @}
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*/
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/**
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* Retrieve the object that currently has focus.
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*
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* @param e The @c Evas canvas to query focus on.
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*
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* Returns the object that currently has focus, NULL otherwise.
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*
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* @see evas_object_focus_set
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* @see evas_object_focus_get
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* @see evas_object_key_grab
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* @see evas_object_key_ungrab
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*
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* @return The object that has focus or NULL is there is not one.
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*
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* @ingroup Evas_Object_Group_Find
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*/
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EAPI Evas_Object *
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evas_focus_get(const Evas *e)
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{
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MAGIC_CHECK(e, Evas, MAGIC_EVAS);
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return NULL;
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MAGIC_CHECK_END();
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return e->focused;
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}
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