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#!/usr/bin/gjs
imports.gi.versions.Gtk = '3.0';
const Gtk = imports.gi.Gtk;
class PanedExample {
// Create the application itself
constructor() {
this.application = new Gtk.Application({ application_id: 'org.example.panedexample' });
// 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,
title: "Paned Window Example",
default_width: 450,
default_height: 350,
border_width: 10 });
// a new widget with two adjustable panes,
// one on the left and one on the right
this.paned = Gtk.Paned.new(Gtk.Orientation.HORIZONTAL);
// two images
this.image1 = new Gtk.Image();
this.image1.set_from_file("gnome-image.png");
this.image2 = new Gtk.Image();
this.image2.set_from_file("tux.png");
// add the first image to the left pane
this.paned.add1(this.image1);
// add the second image to the right pane
this.paned.add2(this.image2)
// add the panes to the window
this.window.add(this.paned)
this.window.show_all();
}
};
// Run the application
let app = new PanedExample();
app.application.run (ARGV);
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