Method OnInit

src/main.cpp:109–316

@brief Gets called when application starts. @return bool

/// @brief Gets called when application starts.
/// @return bool
bool AegisubApp::OnInit() {
	// App name (yeah, this is a little weird to get rid of an odd warning)
#if defined(__WXMSW__) || defined(__WXMAC__)
	SetAppName("Aegisub");
#else
	SetAppName("aegisub");
#endif

	// The logger isn't created on demand on background threads, so force it to
	// be created now
	(void)wxLog::GetActiveTarget();

	agi::util::InitLocale();

	agi::dispatch::Init([](agi::dispatch::Thunk f) {
		auto evt = new ValueEvent<agi::dispatch::Thunk>(EVT_CALL_THUNK, -1, std::move(f));
		wxTheApp->QueueEvent(evt);
	});

	wxTheApp->Bind(EVT_CALL_THUNK, [this](ValueEvent<agi::dispatch::Thunk>& evt) {
		try {
			evt.Get()();
		}
		catch (...) {
			OnExceptionInMainLoop();
		}
	});

	config::path = new agi::Path;
	crash_writer::Initialize(config::path->Decode("?user"));

	agi::log::log = new agi::log::LogSink;
#ifdef _DEBUG
	agi::log::log->Subscribe(std::make_unique<agi::log::EmitSTDOUT>());
#endif

	// Set config file
	StartupLog("Load local configuration");
#ifdef __WXMSW__
	// Try loading configuration from the install dir if one exists there
	try {
		auto conf_local(config::path->Decode("?data/config.json"));
		std::unique_ptr<std::istream> localConfig(agi::io::Open(conf_local));
		config::opt = new agi::Options(conf_local, GET_DEFAULT_CONFIG(default_config));

		// Local config, make ?user mean ?data so all user settings are placed in install dir
		config::path->SetToken("?user", config::path->Decode("?data"));
		config::path->SetToken("?local", config::path->Decode("?data"));
		crash_writer::Initialize(config::path->Decode("?user"));
	} catch (agi::fs::FileSystemError const&) {
		// File doesn't exist or we can't read it
		// Might be worth displaying an error in the second case
	}
#endif

	StartupLog("Create log writer");
	auto path_log = config::path->Decode("?user/log/");
	agi::fs::CreateDirectory(path_log);