godot/platform/javascript/api/api.cpp
Fabio Alessandrelli fdf66a21f1 [HTML5] Add easy to use download API.
New `JavaScript.download_buffer` method to create a prompt that let the
user download a file.
2021-05-21 15:31:23 +02:00

108 lines
4.7 KiB
C++

/*************************************************************************/
/* api.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 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. */
/*************************************************************************/
#include "api.h"
#include "core/config/engine.h"
#include "javascript_singleton.h"
#include "javascript_tools_editor_plugin.h"
static JavaScript *javascript_eval;
void register_javascript_api() {
JavaScriptToolsEditorPlugin::initialize();
ClassDB::register_virtual_class<JavaScriptObject>();
ClassDB::register_virtual_class<JavaScript>();
javascript_eval = memnew(JavaScript);
Engine::get_singleton()->add_singleton(Engine::Singleton("JavaScript", javascript_eval));
}
void unregister_javascript_api() {
memdelete(javascript_eval);
}
JavaScript *JavaScript::singleton = nullptr;
JavaScript *JavaScript::get_singleton() {
return singleton;
}
JavaScript::JavaScript() {
ERR_FAIL_COND_MSG(singleton != nullptr, "JavaScript singleton already exist.");
singleton = this;
}
JavaScript::~JavaScript() {}
void JavaScript::_bind_methods() {
ClassDB::bind_method(D_METHOD("eval", "code", "use_global_execution_context"), &JavaScript::eval, DEFVAL(false));
ClassDB::bind_method(D_METHOD("get_interface", "interface"), &JavaScript::get_interface);
ClassDB::bind_method(D_METHOD("create_callback", "callable"), &JavaScript::create_callback);
{
MethodInfo mi;
mi.name = "create_object";
mi.arguments.push_back(PropertyInfo(Variant::STRING, "object"));
ClassDB::bind_vararg_method(METHOD_FLAGS_DEFAULT, "create_object", &JavaScript::_create_object_bind, mi);
}
ClassDB::bind_method(D_METHOD("download_buffer", "buffer", "name", "mime"), &JavaScript::download_buffer, DEFVAL("application/octet-stream"));
}
#if !defined(JAVASCRIPT_ENABLED) || !defined(JAVASCRIPT_EVAL_ENABLED)
Variant JavaScript::eval(const String &p_code, bool p_use_global_exec_context) {
return Variant();
}
Ref<JavaScriptObject> JavaScript::get_interface(const String &p_interface) {
return Ref<JavaScriptObject>();
}
Ref<JavaScriptObject> JavaScript::create_callback(const Callable &p_callable) {
return Ref<JavaScriptObject>();
}
Variant JavaScript::_create_object_bind(const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
if (p_argcount < 1) {
r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS;
r_error.argument = 0;
return Ref<JavaScriptObject>();
}
if (p_args[0]->get_type() != Variant::STRING) {
r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
r_error.argument = 0;
r_error.expected = Variant::STRING;
return Ref<JavaScriptObject>();
}
return Ref<JavaScriptObject>();
}
#endif
#if !defined(JAVASCRIPT_ENABLED)
void JavaScript::download_buffer(Vector<uint8_t> p_arr, const String &p_name, const String &p_mime) {
}
#endif