virtualx-engine/platform/javascript/api/javascript_singleton.h
Fabio Alessandrelli 4c23a902c1 [HTML5] Implement JavaScript PWA update callbacks.
Allows detecting when a new version of the progressive web app service
worker is waiting (i.e. an update is pending), along a function to force
the update and reload all clients.
2022-02-06 18:33:13 +01:00

70 lines
3.4 KiB
C++

/*************************************************************************/
/* javascript_singleton.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef JAVASCRIPT_SINGLETON_H
#define JAVASCRIPT_SINGLETON_H
#include "core/object.h"
#include "core/reference.h"
class JavaScriptObject : public Reference {
private:
GDCLASS(JavaScriptObject, Reference);
protected:
virtual bool _set(const StringName &p_name, const Variant &p_value) { return false; }
virtual bool _get(const StringName &p_name, Variant &r_ret) const { return false; }
virtual void _get_property_list(List<PropertyInfo> *p_list) const {}
};
class JavaScript : public Object {
private:
GDCLASS(JavaScript, Object);
static JavaScript *singleton;
protected:
static void _bind_methods();
public:
Variant eval(const String &p_code, bool p_use_global_exec_context = false);
Ref<JavaScriptObject> get_interface(const String &p_interface);
Ref<JavaScriptObject> create_callback(Object *p_ref, const StringName &p_method);
Variant _create_object_bind(const Variant **p_args, int p_argcount, Variant::CallError &r_error);
void download_buffer(Vector<uint8_t> p_arr, const String &p_name, const String &p_mime = "application/octet-stream");
bool pwa_needs_update() const;
Error pwa_update();
static JavaScript *get_singleton();
JavaScript();
~JavaScript();
};
#endif // JAVASCRIPT_SINGLETON_H