/* This is the application. */ public class MyApplication : Gtk.Application { /* Override the 'activate' signal of GLib.Application. */ protected override void activate () { /* Create the window of this application. */ new MyWindow (this).show_all (); } } /* This is the window. */ class MyWindow: Gtk.ApplicationWindow { internal MyWindow (MyApplication app) { Object (application: app, title: "TextView Example"); this.set_default_size (220, 200); var buffer = new Gtk.TextBuffer (null); //stores text to be displayed var textview = new Gtk.TextView.with_buffer (buffer); //displays TextBuffer textview.set_wrap_mode (Gtk.WrapMode.WORD); //sets line wrapping var scrolled_window = new Gtk.ScrolledWindow (null, null); scrolled_window.set_policy (Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC); scrolled_window.add (textview); scrolled_window.set_border_width (5); this.add (scrolled_window); } } /* main creates and runs the application. */ public int main (string[] args) { return new MyApplication ().run (args); }