[template-glib] examples: add vala example

[Christian Hergert <chergert src gnome org>]

commit 3f30882e877a867f1324deb1c92accfd65d46d65
Author: Christian Hergert <christian hergert me>
Date:   Sat Jan 23 12:14:52 2016 -0800

    examples: add vala example

 examples/Makefile.am      |   12 ++++++++++++
 examples/simple-vala.vala |   25 +++++++++++++++++++++++++
 2 files changed, 37 insertions(+), 0 deletions(-)
---
diff --git a/examples/Makefile.am b/examples/Makefile.am
index 81daf0d..fe2e521 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -9,4 +9,16 @@ simple_SOURCES = simple.c
 simple_CFLAGS = $(TMPL_CFLAGS) -I$(top_srcdir)/src
 simple_LDADD = $(top_builddir)/src/libtemplate-glib-1.0.la
 
+if ENABLE_VAPIGEN
+noinst_PROGRAMS += simple-vala
+
+simple_vala_SOURCES = simple-vala.vala
+simple_vala_CFLAGS = $(TMPL_CFLAGS) -I$(top_srcdir)/src
+simple_vala_LDADD = $(top_builddir)/src/libtemplate-glib-1.0.la
+simple_vala_VALAFLAGS = \
+       --vapidir $(top_builddir)/src \
+       --pkg template-glib-1.0
+
+endif
+
 -include $(top_srcdir)/git.mk
diff --git a/examples/simple-vala.vala b/examples/simple-vala.vala
new file mode 100644
index 0000000..58d11c3
--- /dev/null
+++ b/examples/simple-vala.vala
@@ -0,0 +1,25 @@
+using GLib;
+using Template;
+
+static int main (string[] argv)
+{
+       var file = GLib.File.new_for_path("simple.tmpl");
+       var tmpl = new Template.Template (null);
+
+       try {
+               tmpl.parse_file (file, null);
+
+               var scope = new Template.Scope ();
+
+               var title = scope.get ("title");
+               title.assign_string ("Example Title");
+
+               var expanded = tmpl.expand_string (scope);
+               stdout.printf ("%s\n", expanded);
+       } catch (GLib.Error ex) {
+               stderr.printf ("%s\n", ex.message);
+               return 1;
+       }
+
+       return 0;
+}