273 lines
8.4 KiB
C
273 lines
8.4 KiB
C
#include "evas_common_private.h"
|
|
#include "evas_private.h"
|
|
|
|
#define EFL_INTERNAL_UNSTABLE
|
|
#include "interfaces/efl_common_internal.h"
|
|
|
|
/* private calls */
|
|
|
|
/* FIXME: this is not optimal, but works. i should have a hash of keys per */
|
|
/* Evas and then a linked lists of grabs for that key and what */
|
|
/* modifiers/not_modifers they use */
|
|
|
|
static Evas_Key_Grab *evas_key_grab_new (Evas_Object *eo_obj, Evas_Object_Protected_Data *obj, const char *keyname, Evas_Modifier_Mask modifiers, Evas_Modifier_Mask not_modifiers, Eina_Bool exclusive);
|
|
static Evas_Key_Grab *evas_key_grab_find (Evas_Object *eo_obj, Evas_Object_Protected_Data *obj, const char *keyname, Evas_Modifier_Mask modifiers, Evas_Modifier_Mask not_modifiers);
|
|
|
|
static Evas_Key_Grab *
|
|
evas_key_grab_new(Evas_Object *eo_obj, Evas_Object_Protected_Data *obj, const char *keyname, Evas_Modifier_Mask modifiers, Evas_Modifier_Mask not_modifiers, Eina_Bool exclusive)
|
|
{
|
|
/* MEM OK */
|
|
Eina_List *l;
|
|
Evas_Key_Grab *g;
|
|
Eina_Bool have_exclusion = EINA_FALSE;
|
|
|
|
EINA_LIST_FOREACH(obj->layer->evas->grabs, l, g)
|
|
{
|
|
if ((g->modifiers == modifiers) &&
|
|
(g->not_modifiers == not_modifiers) &&
|
|
(!strcmp(g->keyname, keyname)) &&
|
|
(g->exclusive))
|
|
{
|
|
have_exclusion = EINA_TRUE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (have_exclusion && exclusive) return NULL;
|
|
|
|
g = calloc(1, sizeof(Evas_Key_Grab));
|
|
if (!g) return NULL;
|
|
g->object = eo_obj;
|
|
g->modifiers = modifiers;
|
|
g->not_modifiers = not_modifiers;
|
|
g->exclusive = exclusive;
|
|
g->keyname = strdup(keyname);
|
|
if (obj->layer->evas->walking_grabs)
|
|
g->just_added = EINA_TRUE;
|
|
g->is_active = EINA_TRUE;
|
|
if (!g->keyname)
|
|
{
|
|
free(g);
|
|
return NULL;
|
|
}
|
|
|
|
if (exclusive)
|
|
{
|
|
Evas_Key_Grab *ge;
|
|
EINA_LIST_FOREACH(obj->layer->evas->grabs, l, ge)
|
|
{
|
|
if ((ge->modifiers == modifiers) &&
|
|
(ge->not_modifiers == not_modifiers) &&
|
|
(!strcmp(ge->keyname, keyname)))
|
|
{
|
|
ge->is_active = EINA_FALSE;
|
|
}
|
|
}
|
|
}
|
|
if (have_exclusion) g->is_active = EINA_FALSE;
|
|
|
|
obj->grabs = eina_list_append(obj->grabs, g);
|
|
obj->layer->evas->grabs = eina_list_append(obj->layer->evas->grabs, g);
|
|
return g;
|
|
}
|
|
|
|
static Evas_Key_Grab *
|
|
evas_key_grab_find(Evas_Object *eo_obj, Evas_Object_Protected_Data *obj, const char *keyname, Evas_Modifier_Mask modifiers, Evas_Modifier_Mask not_modifiers)
|
|
{
|
|
/* MEM OK */
|
|
Eina_List *l;
|
|
Evas_Key_Grab *g;
|
|
|
|
EINA_LIST_FOREACH(obj->layer->evas->grabs, l, g)
|
|
{
|
|
if ((g->modifiers == modifiers) &&
|
|
(g->not_modifiers == not_modifiers) &&
|
|
(!strcmp(g->keyname, keyname)))
|
|
{
|
|
if (eo_obj == g->object) return g;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/* local calls */
|
|
|
|
void
|
|
evas_object_grabs_cleanup(Evas_Object *eo_obj EINA_UNUSED, Evas_Object_Protected_Data *obj)
|
|
{
|
|
if ((!obj->layer) || (!obj->layer->evas)) return;
|
|
if (obj->layer->evas->walking_grabs)
|
|
{
|
|
Eina_List *l;
|
|
Evas_Key_Grab *g;
|
|
|
|
EINA_LIST_FOREACH(obj->grabs, l, g)
|
|
g->delete_me = EINA_TRUE;
|
|
}
|
|
else
|
|
{
|
|
while (obj->grabs)
|
|
{
|
|
Evas_Key_Grab *g = obj->grabs->data;
|
|
obj->layer->evas->grabs =
|
|
eina_list_remove(obj->layer->evas->grabs, g);
|
|
obj->grabs = eina_list_remove(obj->grabs, g);
|
|
if (g->keyname) free(g->keyname);
|
|
free(g);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
evas_key_grab_free(Evas_Object *eo_obj, Evas_Object_Protected_Data *obj, const char *keyname, Evas_Modifier_Mask modifiers, Evas_Modifier_Mask not_modifiers)
|
|
{
|
|
/* MEM OK */
|
|
Evas_Key_Grab *g;
|
|
|
|
g = evas_key_grab_find(eo_obj, obj, keyname, modifiers, not_modifiers);
|
|
if (!g) return;
|
|
Evas_Object_Protected_Data *g_object = efl_data_scope_get(g->object, EFL_CANVAS_OBJECT_CLASS);
|
|
g_object->grabs = eina_list_remove(g_object->grabs, g);
|
|
obj->layer->evas->grabs = eina_list_remove(obj->layer->evas->grabs, g);
|
|
if (g->keyname) free(g->keyname);
|
|
free(g);
|
|
}
|
|
|
|
// Legacy implementation. TODO: remove use of Evas_Modifier_Mask
|
|
|
|
static Eina_Bool
|
|
_object_key_grab(Eo *eo_obj, Evas_Object_Protected_Data *obj, const char *keyname,
|
|
Evas_Modifier_Mask modifiers, Evas_Modifier_Mask not_modifiers,
|
|
Eina_Bool exclusive)
|
|
{
|
|
/* MEM OK */
|
|
Evas_Key_Grab *g;
|
|
|
|
if (((modifiers == not_modifiers) && (modifiers != 0)) || (!keyname)) return EINA_FALSE;
|
|
g = evas_key_grab_new(eo_obj, obj, keyname, modifiers, not_modifiers, exclusive);
|
|
return ((!g) ? EINA_FALSE : EINA_TRUE);
|
|
}
|
|
|
|
static void
|
|
_object_key_ungrab(Eo *eo_obj, Evas_Object_Protected_Data *obj, const char *keyname,
|
|
Evas_Modifier_Mask modifiers, Evas_Modifier_Mask not_modifiers)
|
|
{
|
|
/* MEM OK */
|
|
Evas_Key_Grab *g;
|
|
Eina_List *l;
|
|
|
|
if (!keyname) return;
|
|
g = evas_key_grab_find(eo_obj, obj, keyname, modifiers, not_modifiers);
|
|
if (!g) return;
|
|
Evas_Object_Protected_Data *g_object = efl_data_scope_get(g->object, EFL_CANVAS_OBJECT_CLASS);
|
|
if (g_object->layer->evas->walking_grabs)
|
|
{
|
|
if (!g->delete_me)
|
|
{
|
|
g_object->layer->evas->delete_grabs++;
|
|
g->delete_me = EINA_TRUE;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (g->exclusive)
|
|
{
|
|
Evas_Key_Grab *ge;
|
|
EINA_LIST_FOREACH(obj->layer->evas->grabs, l, ge)
|
|
{
|
|
if ((ge->modifiers == modifiers) &&
|
|
(ge->not_modifiers == not_modifiers) &&
|
|
(!strcmp(ge->keyname, keyname)))
|
|
{
|
|
if (!ge->is_active) ge->is_active = EINA_TRUE;
|
|
}
|
|
}
|
|
}
|
|
|
|
evas_key_grab_free(g->object, g_object, keyname, modifiers, not_modifiers);
|
|
}
|
|
}
|
|
|
|
static inline Evas_Modifier_Mask
|
|
_efl_input_modifier_to_evas_modifier_mask(Evas_Public_Data *e, Efl_Input_Modifier in)
|
|
{
|
|
Evas_Modifier_Mask out = 0;
|
|
size_t i;
|
|
|
|
static const Efl_Input_Modifier mods[] = {
|
|
EFL_INPUT_MODIFIER_ALT,
|
|
EFL_INPUT_MODIFIER_CONTROL,
|
|
EFL_INPUT_MODIFIER_SHIFT,
|
|
EFL_INPUT_MODIFIER_META,
|
|
EFL_INPUT_MODIFIER_ALTGR,
|
|
EFL_INPUT_MODIFIER_HYPER,
|
|
EFL_INPUT_MODIFIER_SUPER
|
|
};
|
|
|
|
for (i = 0; i < EINA_C_ARRAY_LENGTH(mods); i++)
|
|
if (in & mods[i])
|
|
{
|
|
out |= evas_key_modifier_mask_get
|
|
(e->evas, _efl_input_modifier_to_string(mods[i]));
|
|
}
|
|
|
|
return out;
|
|
}
|
|
|
|
// EO API
|
|
|
|
EOLIAN Eina_Bool
|
|
_efl_canvas_object_key_grab(Eo *eo_obj, Evas_Object_Protected_Data *obj,
|
|
const char *keyname, Efl_Input_Modifier mod,
|
|
Efl_Input_Modifier not_mod, Eina_Bool exclusive)
|
|
{
|
|
Evas_Modifier_Mask modifiers, not_modifiers;
|
|
|
|
EVAS_OBJECT_DATA_VALID_CHECK(obj, EINA_FALSE);
|
|
modifiers = _efl_input_modifier_to_evas_modifier_mask(obj->layer->evas, mod);
|
|
not_modifiers = _efl_input_modifier_to_evas_modifier_mask(obj->layer->evas, not_mod);
|
|
|
|
return _object_key_grab(eo_obj, obj, keyname, modifiers, not_modifiers, exclusive);
|
|
}
|
|
|
|
EOLIAN void
|
|
_efl_canvas_object_key_ungrab(Eo *eo_obj, Evas_Object_Protected_Data *obj,
|
|
const char *keyname, Efl_Input_Modifier mod,
|
|
Efl_Input_Modifier not_mod)
|
|
{
|
|
Evas_Modifier_Mask modifiers, not_modifiers;
|
|
|
|
EVAS_OBJECT_DATA_VALID_CHECK(obj);
|
|
modifiers = _efl_input_modifier_to_evas_modifier_mask(obj->layer->evas, mod);
|
|
not_modifiers = _efl_input_modifier_to_evas_modifier_mask(obj->layer->evas, not_mod);
|
|
|
|
_object_key_ungrab(eo_obj, obj, keyname, modifiers, not_modifiers);
|
|
}
|
|
|
|
// Legacy API
|
|
|
|
EAPI Eina_Bool
|
|
evas_object_key_grab(Evas_Object *eo_obj, const char *keyname,
|
|
Evas_Modifier_Mask modifiers, Evas_Modifier_Mask not_modifiers,
|
|
Eina_Bool exclusive)
|
|
{
|
|
Evas_Object_Protected_Data *obj;
|
|
|
|
obj = EVAS_OBJECT_DATA_SAFE_GET(eo_obj);
|
|
EVAS_OBJECT_DATA_VALID_CHECK(obj, EINA_FALSE);
|
|
|
|
return _object_key_grab(eo_obj, obj, keyname, modifiers, not_modifiers, exclusive);
|
|
}
|
|
|
|
EAPI void
|
|
evas_object_key_ungrab(Efl_Canvas_Object *eo_obj, const char *keyname,
|
|
Evas_Modifier_Mask modifiers, Evas_Modifier_Mask not_modifiers)
|
|
{
|
|
Evas_Object_Protected_Data *obj;
|
|
|
|
obj = EVAS_OBJECT_DATA_SAFE_GET(eo_obj);
|
|
EVAS_OBJECT_DATA_VALID_CHECK(obj);
|
|
|
|
_object_key_ungrab(eo_obj, obj, keyname, modifiers, not_modifiers);
|
|
}
|