Snapcontrol/src/main.js

'use strict';

// TODO: Add manual server entries
// TODO: Keyboard shortcuts
const app_id = 'org.snapcast.control.gtk';

var run_local = false;
try {
	pkg.initGettext();
} catch(e) {
	imports.package.init({
		name: app_id
		, version: '0.0.1'
		, prefix: '/usr/local'
		, libdir: '/usr/local/lib/x86_64-linux-gnu'
	});
	const pkg = imports.package;
	run_local = true;
}

pkg.id = app_id;
pkg.initGettext();
pkg.initFormat();
pkg.require({
	'Gdk': '3.0'
	, 'Gio': '2.0'
	, 'GLib': '2.0'
	, 'GObject': '2.0'
	, 'Gtk': '3.0'
});

const {Gdk, Gio, GLib, Gtk, GObject} = imports.gi;

const Util = imports.util;
const AppWindow = imports.appwindow;

function initEnvironment() {
	window.getApp = function() {
		return Gio.Application.get_default();
	};
}

const Application = GObject.registerClass(class SnapControl extends Gtk.Application {
	_init() {
		super._init({
			application_id: pkg.name
			, flags: (Gio.ApplicationFlags.CAN_OVERRIDE_APP_ID |  Gio.ApplicationFlags.FLAGS_NONE)
		});
		GLib.set_application_name('Snap Control');
		Gtk.Window.set_default_icon_name(pkg.id);
		this.connect('startup', this._on_startup.bind(this));
		this.connect('activate', this._on_activate.bind(this));
		this.connect('shutdown', this._on_shutdown.bind(this));
	}

	_on_startup() {
		this.load_css();
		Util.initActions(this, [{
			name: 'servers'
			, activate: this.showServersWindow.bind(this)
		}, {
			name: 'about'
			, activate: this.showAboutWindow.bind(this)
		}, {
			name: 'quit'
			, activate: (a, b) => {this.win.close()}
		}]);
		this._initAppMenu();
	}

	_on_activate() {
		if (this.win === undefined) {
			this.win = new AppWindow.SnapControlWindow({ application: this });
			this.win.show_all();
		}
		this.win.present();
	}

	_on_shutdown() {

	}

	load_css() {
		let css_provider = new Gtk.CssProvider();
		if (run_local) {
			let t = imports.searchPath[0].split('/');
			let p = t.splice(0, t.length - 1).concat(['data', 'application.css']);
			css_provider.load_from_path(GLib.DIR_SEPARATOR_S + GLib.build_filenamev(p));
		} else {
			let res_path = Gio.File.new_for_uri('resource:///org/snapcast/control/gtk/application.css');
			css_provider.load_from_file(res_path);
		}
		let screen = Gdk.Screen.get_default();
		let context = new Gtk.StyleContext();
		Gtk.StyleContext.add_provider_for_screen(Gdk.Screen.get_default(), css_provider, Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION);
	}

	_initAppMenu() {
		let builder = new Gtk.Builder();
		if (run_local) {
			let t = imports.searchPath[0].split('/');
			let p = t.splice(0, t.length - 1).concat(['data', 'app-menu.ui']);
			builder.add_from_file(GLib.DIR_SEPARATOR_S + GLib.build_filenamev(p));
		} else {
			builder.add_from_resource('/org/snapcast/control/gtk/app-menu.ui');
		}
		let menu = builder.get_object('app-menu');
		this.set_app_menu(menu);
	}

	_getBuilderFilePath(filename) {
		let ret = filename;
		if (run_local) {
			let t = imports.searchPath[0].split('/');
			let p = t.splice(0, t.length - 1).concat(['data', filename]);
			ret = GLib.DIR_SEPARATOR_S + GLib.build_filenamev(p);
		} else {
			ret = 'resource:///org/snapcast/control/gtk/' + filename;
		}
		return ret
	}

	showAboutWindow() {
		let aboutdialog = new Gtk.AboutDialog({modal: true, transient_for: this.win});
		aboutdialog.set_program_name("%s %s".format(aboutdialog.get_program_name(), pkg.version));
		let about_comment = "";

		//about_comment += _("A controller for the Snapcast multi-room audio system.");
		about_comment += _("A controller for the ") + '<a href="https://github.com/badaix/snapcast">Snapcast</a>' + (" multi-room audio system.");
		//about_comment += '\n' + _("GTK+") + ' %d.%d.%d'.format(Gtk.get_major_version(), Gtk.get_minor_version(), Gtk.get_micro_version());
		let commentLabel = aboutdialog.get_template_child(Gtk.AboutDialog, 'comments_label');
		commentLabel.set_markup(about_comment);
		commentLabel.show();

		aboutdialog.set_copyright("Copyright 2020 The Programmer.");
		aboutdialog.set_logo_icon_name(pkg.name);
		aboutdialog.set_website("https://git.lalonde.me/matth/Snapcontrol");
		aboutdialog.set_website_label(_("Homepage"));
		aboutdialog.set_license_type(Gtk.License.GPL_3_0);

		aboutdialog.set_authors([
			"Matthieu Lalonde <matth@noreply.git.lalonde.me>"
		]);
		aboutdialog.add_credit_section('', []);
		aboutdialog.add_credit_section(_("Thanks to"), [
			'Snapcast https://github.com/badaix/snapcast'
			, '  Johannes Pohl https://github.com/badaix'
		]);

		aboutdialog.connect('response', () => {aboutdialog.destroy()});
		aboutdialog.show();
	}

	showServersWindow() {
		if (this.win) {
			this.win.showServersWindow();
		}
	}
});

function main(argv) {
	initEnvironment();
	//window.getApp = () => Gio.Application.get_default();
	return (new Application()).run(argv);
}

if (run_local) {
	main([]);
}