forked from enlightenment/efl
113 lines
2.7 KiB
C
113 lines
2.7 KiB
C
#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include "Eo.h"
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#include "signals_simple.h"
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EAPI Eo_Op SIMPLE_BASE_ID = 0;
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typedef struct
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{
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Simple_Public_Data pub;
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int a;
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} Private_Data;
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EAPI const Eo_Event_Description _EV_A_CHANGED =
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EO_EVENT_DESCRIPTION("a,changed", "Called when a has changed.");
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#define MY_CLASS SIMPLE_CLASS
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static void
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_a_set(Eo *obj, void *class_data, va_list *list)
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{
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Private_Data *pd = class_data;
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int a;
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a = va_arg(*list, int);
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pd->a = a;
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printf("%s %d\n", __func__, pd->a);
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eo_do(obj, eo_event_callback_call(EV_A_CHANGED, &pd->a, NULL));
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}
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Eina_Bool
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_cb_added(void *data, Eo *obj, const Eo_Event_Description *desc, void *event_info)
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{
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Simple_Public_Data *pd = eo_data_scope_get(obj, MY_CLASS);
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const Eo_Callback_Array_Item *callback_array = event_info;
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(void) data;
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(void) desc;
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if (callback_array->desc != EV_A_CHANGED)
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return EINA_TRUE;
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pd->cb_count++;
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printf("Added EV_A_CHANGED callback to %p. Count: %d\n", obj, pd->cb_count);
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return EO_CALLBACK_CONTINUE;
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}
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Eina_Bool
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_cb_deled(void *data, Eo *obj, const Eo_Event_Description *desc, void *event_info)
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{
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Simple_Public_Data *pd = eo_data_scope_get(obj, MY_CLASS);
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const Eo_Callback_Array_Item *callback_array = event_info;
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(void) data;
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(void) desc;
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if (callback_array->desc != EV_A_CHANGED)
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return EINA_TRUE;
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pd->cb_count--;
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printf("Removed EV_A_CHANGED callback from %p. Count: %d\n", obj, pd->cb_count);
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return EO_CALLBACK_CONTINUE;
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}
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static void
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_constructor(Eo *obj, void *class_data EINA_UNUSED, va_list *list EINA_UNUSED)
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{
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eo_do_super(obj, MY_CLASS, eo_constructor());
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eo_do(obj, eo_event_callback_add(EO_EV_CALLBACK_ADD, _cb_added, NULL));
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eo_do(obj, eo_event_callback_add(EO_EV_CALLBACK_DEL, _cb_deled, NULL));
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eo_do(obj, eo_base_data_set("cb_count", (intptr_t) 0, NULL));
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}
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static void
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_class_constructor(Eo_Class *klass)
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{
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const Eo_Op_Func_Description func_desc[] = {
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EO_OP_FUNC(EO_BASE_ID(EO_BASE_SUB_ID_CONSTRUCTOR), _constructor),
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EO_OP_FUNC(SIMPLE_ID(SIMPLE_SUB_ID_A_SET), _a_set),
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EO_OP_FUNC_SENTINEL
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};
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eo_class_funcs_set(klass, func_desc);
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}
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static const Eo_Op_Description op_desc[] = {
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EO_OP_DESCRIPTION(SIMPLE_SUB_ID_A_SET, "Set property A"),
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EO_OP_DESCRIPTION_SENTINEL
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};
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static const Eo_Event_Description *event_desc[] = {
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EV_A_CHANGED,
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NULL
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};
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static const Eo_Class_Description class_desc = {
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EO_VERSION,
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"Simple",
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EO_CLASS_TYPE_REGULAR,
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EO_CLASS_DESCRIPTION_OPS(&SIMPLE_BASE_ID, op_desc, SIMPLE_SUB_ID_LAST),
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event_desc,
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sizeof(Private_Data),
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_class_constructor,
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NULL
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};
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EO_DEFINE_CLASS(simple_class_get, &class_desc, EO_BASE_CLASS, NULL);
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