[gtk-web: 2/2] Merge branch 'wip/exalm/vala' into 'master'

[Emmanuele Bassi <ebassi src gnome org>]

commit 9e4e5c22a871d9b955fef08ecab235db6257d982
Merge: b6404a0 5136088
Author: Emmanuele Bassi <ebassi gmail com>
Date:   Wed Feb 19 22:08:45 2020 +0000

    Merge branch 'wip/exalm/vala' into 'master'
    
    sample_codes: Add Vala example
    
    See merge request Infrastructure/gtk-web!29

 _data/sample_codes.yml | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
---
diff --cc _data/sample_codes.yml
index d802214,68b1da5..32defc2
--- a/_data/sample_codes.yml
+++ b/_data/sample_codes.yml
@@@ -72,13 -72,41 +72,41 @@@ codes
        }
  
        fn main() {
 -          let application =
 -              gtk::Application::new(Some("com.github.gtk-rs.examples.basic"), Default::default())
 -                  .expect("Initialization failed...");
 -
 -          application.connect_activate(|app| on_activate(app));
 -          application.run(&args().collect::<Vec<_>>());
 +          // Create a new application
 +          let app = gtk::Application::new(Some("com.github.gtk-rs.examples.basic"), Default::default())
 +              .expect("Initialization failed...");
 +          app.connect_activate(|app| on_activate(app));
 +          // Run the application
 +          app.run(&std::env::args().collect::<Vec<_>>());
        }
+       ```
+   - name: Vala
+     ext: vala
+     snippet: |
+       ```vala
+       int main (string[] argv) {
+           // Create a new application
+           var app = new Gtk.Application ("com.example.GtkApplication",
+                                          GLib.ApplicationFlags.FLAGS_NONE);
+ 
+           app.activate.connect (() => {
+               // Create a new window
+               var window = new Gtk.ApplicationWindow (app);
+ 
+               // Create a new button
+               var button = new Gtk.Button.with_label ("Hello, World!");
+ 
+               // When the button is clicked, destroy the window
+               button.clicked.connect (() => {
+                   window.destroy ();
+               });
+ 
+               window.add (button);
+               window.show_all ();
+           });
+ 
+           return app.run (argv);
+       }
        ```
    - name: C
      ext: c