nyne/flutter_qjs
1
0
Fork 0
mirror of https://github.com/wgh136/flutter_qjs.git synced 2025-09-27 05:27:23 +00:00
Code Issues Packages Projects Releases Wiki Activity

ffi linux

Browse Source
This commit is contained in:
ekibun
2020-09-21 19:08:37 +08:00
parent 53671c8be0
commit a98ef735db
5 changed files with 9 additions and 292 deletions
Download Patch File Download Diff File Expand all files Collapse all files

143
linux/flutter_qjs_plugin.cc
View File

@@ -3,13 +3,12 @@
* @Author: ekibun
* @Date: 2020-08-17 21:37:11
* @LastEditors: ekibun
* @LastEditTime: 2020-08-25 16:07:02
* @LastEditTime: 2020-09-21 18:28:35
*/
#include "include/flutter_qjs/flutter_qjs_plugin.h"
#include <flutter_linux/flutter_linux.h>
#include <gtk/gtk.h>
#include "dart_js_wrapper.hpp"
#define FLUTTER_QJS_PLUGIN(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), flutter_qjs_plugin_get_type(), \
@@ -22,126 +21,6 @@ struct _FlutterQjsPlugin
G_DEFINE_TYPE(FlutterQjsPlugin, flutter_qjs_plugin, g_object_get_type())
FlMethodChannel *channel = nullptr;
void methodChannelInvokeCallback(GObject *object, GAsyncResult *result, gpointer user_data)
{
auto promise = (std::promise<qjs::JSFutureReturn> *)user_data;
g_autoptr(FlMethodResponse) response = fl_method_channel_invoke_method_finish(
FL_METHOD_CHANNEL(object), result, nullptr);
g_autoptr(GError) error = nullptr;
g_autoptr(FlValue) res = fl_method_response_get_result(FL_METHOD_RESPONSE(response), &error);
fl_value_ref(res);
if (error)
{
promise->set_value((qjs::JSFutureReturn)[error_message = std::string(error->message)](qjs::JSContext * ctx) {
qjs::JSValue *ret = new qjs::JSValue{JS_NewString(ctx, error_message.c_str())};
return qjs::JSOSFutureArgv{-1, ret};
});
}
else
{
auto pres = fl_value_ref(res);
promise->set_value((qjs::JSFutureReturn)[pres](qjs::JSContext * ctx) {
qjs::JSValue *ret = new qjs::JSValue{qjs::dartToJs(ctx, pres)};
fl_value_unref(pres);
return qjs::JSOSFutureArgv{1, ret};
});
}
}
std::promise<qjs::JSFutureReturn> *invokeChannelMethod(std::string name, qjs::Value args, qjs::Engine *engine)
{
auto promise = new std::promise<qjs::JSFutureReturn>();
auto map = fl_value_new_map();
fl_value_set_string_take(map, "engine", fl_value_new_int((int64_t)engine));
fl_value_set_string_take(map, "args", qjs::jsToDart(args));
fl_method_channel_invoke_method(
channel, name.c_str(), map, nullptr,
methodChannelInvokeCallback,
promise);
return promise;
}
// Called when a method call is received from Flutter.
static void flutter_qjs_plugin_handle_method_call(
FlutterQjsPlugin *self,
FlMethodCall *method_call)
{
const gchar *method = fl_method_call_get_name(method_call);
if (strcmp(method, "createEngine") == 0)
{
qjs::Engine *engine = new qjs::Engine(invokeChannelMethod);
g_autoptr(FlMethodResponse) response = FL_METHOD_RESPONSE(fl_method_success_response_new(fl_value_new_int((int64_t)engine)));
fl_method_call_respond(method_call, response, nullptr);
}
else if (strcmp(method, "evaluate") == 0)
{
FlValue *args = fl_method_call_get_args(method_call);
qjs::Engine *engine = (qjs::Engine *)fl_value_get_int(fl_value_lookup_string(args, "engine"));
std::string script(fl_value_get_string(fl_value_lookup_string(args, "script")));
std::string name(fl_value_get_string(fl_value_lookup_string(args, "name")));
auto pmethod_call = (FlMethodCall *)g_object_ref(method_call);
engine->commit(qjs::EngineTask{
[script, name](qjs::Context &ctx) {
return ctx.eval(script, name.c_str(), JS_EVAL_TYPE_GLOBAL);
},
[pmethod_call](qjs::Value resolve) {
g_autoptr(FlMethodResponse) response = FL_METHOD_RESPONSE(fl_method_success_response_new(qjs::jsToDart(resolve)));
fl_method_call_respond(pmethod_call, response, nullptr);
g_object_unref(pmethod_call);
},
[pmethod_call](qjs::Value reject) {
fl_method_call_respond_error(pmethod_call, "FlutterJSException", qjs::getStackTrack(reject).c_str(), nullptr, nullptr);
g_object_unref(pmethod_call);
}});
}
else if (strcmp(method, "call") == 0)
{
FlValue *args = fl_method_call_get_args(method_call);
qjs::Engine *engine = (qjs::Engine *)fl_value_get_int(fl_value_lookup_string(args, "engine"));
qjs::JSValue *function = (qjs::JSValue *)fl_value_get_int(fl_value_lookup_string(args, "function"));
FlValue *arguments = fl_value_lookup_string(args, "arguments");
auto pmethod_call = (FlMethodCall *)g_object_ref(method_call);
engine->commit(qjs::EngineTask{
[function, arguments](qjs::Context &ctx) {
size_t argscount = fl_value_get_length(arguments);
qjs::JSValue *callargs = new qjs::JSValue[argscount];
for (size_t i = 0; i < argscount; i++)
{
callargs[i] = qjs::dartToJs(ctx.ctx, fl_value_get_list_value(arguments, i));
}
qjs::JSValue ret = qjs::call_handler(ctx.ctx, *function, (int)argscount, callargs);
delete[] callargs;
if (qjs::JS_IsException(ret))
throw qjs::exception{};
return qjs::Value{ctx.ctx, ret};
},
[pmethod_call](qjs::Value resolve) {
g_autoptr(FlMethodResponse) response = FL_METHOD_RESPONSE(fl_method_success_response_new(qjs::jsToDart(resolve)));
fl_method_call_respond(pmethod_call, response, nullptr);
g_object_unref(pmethod_call);
},
[pmethod_call](qjs::Value reject) {
fl_method_call_respond_error(pmethod_call, "FlutterJSException", qjs::getStackTrack(reject).c_str(), nullptr, nullptr);
g_object_unref(pmethod_call);
}});
}
else if (strcmp(method, "close") == 0)
{
qjs::Engine *engine = (qjs::Engine *)fl_value_get_int(fl_method_call_get_args(method_call));
delete engine;
g_autoptr(FlMethodResponse) response = FL_METHOD_RESPONSE(fl_method_success_response_new(fl_value_new_null()));
fl_method_call_respond(method_call, response, nullptr);
}
else
{
g_autoptr(FlMethodResponse) response = FL_METHOD_RESPONSE(fl_method_not_implemented_response_new());
fl_method_call_respond(method_call, response, nullptr);
}
}
static void flutter_qjs_plugin_dispose(GObject *object)
{
G_OBJECT_CLASS(flutter_qjs_plugin_parent_class)->dispose(object);
@@ -154,26 +33,6 @@ static void flutter_qjs_plugin_class_init(FlutterQjsPluginClass *klass)
static void flutter_qjs_plugin_init(FlutterQjsPlugin *self) {}
static void method_call_cb(FlMethodChannel *channel, FlMethodCall *method_call,
gpointer user_data)
{
FlutterQjsPlugin *plugin = FLUTTER_QJS_PLUGIN(user_data);
flutter_qjs_plugin_handle_method_call(plugin, method_call);
}
void flutter_qjs_plugin_register_with_registrar(FlPluginRegistrar *registrar)
{
FlutterQjsPlugin *plugin = FLUTTER_QJS_PLUGIN(
g_object_new(flutter_qjs_plugin_get_type(), nullptr));
g_autoptr(FlStandardMethodCodec) codec = fl_standard_method_codec_new();
channel =
fl_method_channel_new(fl_plugin_registrar_get_messenger(registrar),
"soko.ekibun.flutter_qjs",
FL_METHOD_CODEC(codec));
fl_method_channel_set_method_call_handler(channel, method_call_cb,
g_object_ref(plugin),
g_object_unref);
g_object_unref(plugin);
}