#!/usr/bin/gjs
imports.gi.versions.Gtk = '3.0';
const Gtk = imports.gi.Gtk;
class WelcomeToTheGrid {
// Create the application itself
constructor() {
this.application = new Gtk.Application();
// Connect 'activate' and 'startup' signals to the callback functions
this.application.connect('activate', this._onActivate.bind(this));
this.application.connect('startup', this._onStartup.bind(this));
}
// Callback function for 'activate' signal presents windows when active
_onActivate() {
this._window.present();
}
// Callback function for 'startup' signal builds the UI
_onStartup() {
this._buildUI ();
}
// Build the application's UI
_buildUI() {
// Create the application window
this._window = new Gtk.ApplicationWindow({
application: this.application,
window_position: Gtk.WindowPosition.CENTER,
border_width: 10,
title: "Welcome to the Grid"});
// Create the Grid
this._grid = new Gtk.Grid ({
// column_homogeneous: true,
// column_spacing: 20,
row_spacing: 20 });
// Create an image
this._image = new Gtk.Image ({ file: "gnome-image.png" });
// Create a second image using a stock icon
this._icon = new Gtk.Image ({ stock: 'gtk-about' });
// Create a label
this._label = new Gtk.Label ({
label: "Welcome to GNOME, too!",
/* margin_top: 20 */ });
/* Create a second label
this._labelTwo = new Gtk.Label ({
label: "The cake is a pie." }); */
/* Create a button
this._button = new Gtk.Button ({
label: "Welcome to GNOME, too!"}); */
// Attach the images and button to the grid
this._grid.attach (this._image, 0, 0, 2, 1);
this._grid.attach (this._icon, 0, 1, 1, 1);
this._grid.attach (this._label, 1, 1, 1, 1);
// this._grid.attach (this._label, 0, 1, 1, 1);
// this._grid.attach (this._labelTwo, 1, 1, 1, 1);
// this._grid.attach (this._button, 1, 1, 1, 1);
// Add the grid to the window
this._window.add (this._grid);
// Show the window and all child widgets
this._window.show_all();
}
};
// Run the application
let app = new WelcomeToTheGrid ();
app.application.run (ARGV);