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[HTML5] JS callback functions now returns passed value.

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JavaScript callbacks created via the `JavaScript.create_callback` method
used to always return void.

With this patch they return the value returned by the Godot function as
one would expect.
This commit is contained in:
Fabio Alessandrelli
2021-06-17 18:13:14 +02:00
parent 92f20fd70e
commit ad5bdaf5aa
2 changed files with 25 additions and 1 deletions
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11
platform/javascript/javascript_singleton.cpp
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@@ -54,6 +54,7 @@ extern int godot_js_wrapper_object_setvar(int p_id, int p_key_type, godot_js_wra
extern void godot_js_wrapper_object_set(int p_id, const char *p_name, int p_type, godot_js_wrapper_ex *p_val);
extern void godot_js_wrapper_object_unref(int p_id);
extern int godot_js_wrapper_create_cb(void *p_ref, void (*p_callback)(void *p_ref, int p_arg_id, int p_argc));
extern void godot_js_wrapper_object_set_cb_ret(int p_type, godot_js_wrapper_ex *p_val);
extern int godot_js_wrapper_create_object(const char *p_method, void **p_args, int p_argc, GodotJSWrapperVariant2JSCallback p_variant2js_callback, godot_js_wrapper_ex *p_cb_rval, void **p_lock, GodotJSWrapperFreeLockCallback p_lock_callback);
};
@@ -257,6 +258,16 @@ void JavaScriptObjectImpl::_callback(void *p_ref, int p_args_id, int p_argc) {
Callable::CallError err;
Variant ret;
obj->_callable.call(argv, 1, ret, err);
// Set return value
godot_js_wrapper_ex exchange;
void *lock = nullptr;
const Variant *v = &ret;
int type = _variant2js((const void **)&v, 0, &exchange, &lock);
godot_js_wrapper_object_set_cb_ret(type, &exchange);
if (lock) {
_free_lock(&lock, type);
}
}
Ref<JavaScriptObject> JavaScript::create_callback(const Callable &p_callable) {