5bf0b34445
C++17ification! - Filesystem interaction now uses std::filesystem::path. - Usage of const char*, std::string have been changed to std::string_view where appropriate. - Usage of printf-style functions changed to use fmt.
82 lines
2.1 KiB
C++
82 lines
2.1 KiB
C++
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2020 Ben Vanik. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*/
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#include "xenia/ui/loop_gtk.h"
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#include <gdk/gdkx.h>
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#include <gtk/gtk.h>
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#include "xenia/base/assert.h"
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namespace xe {
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namespace ui {
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class PostedFn {
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public:
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explicit PostedFn(std::function<void()> fn) : fn_(std::move(fn)) {}
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void Call() { fn_(); }
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private:
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std::function<void()> fn_;
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};
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std::unique_ptr<Loop> Loop::Create() { return std::make_unique<GTKLoop>(); }
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GTKLoop::GTKLoop() : thread_id_() {
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gtk_init(nullptr, nullptr);
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xe::threading::Fence init_fence;
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thread_ = std::thread([&init_fence, this]() {
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xe::threading::set_name("GTK Loop");
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thread_id_ = std::this_thread::get_id();
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init_fence.Signal();
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ThreadMain();
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quit_fence_.Signal();
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});
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init_fence.Wait();
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}
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GTKLoop::~GTKLoop() {
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Quit();
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thread_.join();
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}
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void GTKLoop::ThreadMain() { gtk_main(); }
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bool GTKLoop::is_on_loop_thread() {
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return thread_id_ == std::this_thread::get_id();
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}
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gboolean _posted_fn_thunk(gpointer posted_fn) {
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PostedFn* Fn = reinterpret_cast<PostedFn*>(posted_fn);
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Fn->Call();
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return G_SOURCE_REMOVE;
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}
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void GTKLoop::Post(std::function<void()> fn) {
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assert_true(thread_id_ != std::thread::id());
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gdk_threads_add_idle(_posted_fn_thunk,
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reinterpret_cast<gpointer>(new PostedFn(std::move(fn))));
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}
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void GTKLoop::PostDelayed(std::function<void()> fn, uint64_t delay_millis) {
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gdk_threads_add_timeout(
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delay_millis, _posted_fn_thunk,
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reinterpret_cast<gpointer>(new PostedFn(std::move(fn))));
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}
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void GTKLoop::Quit() { assert_true(thread_id_ != std::thread::id()); }
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void GTKLoop::AwaitQuit() { quit_fence_.Wait(); }
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} // namespace ui
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} // namespace xe
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