[gnome-devel-docs] Vala RadioButton sample.

[Tiffany Antopolski <antopolski src gnome org>]

commit dc9a34036979e1397553fdb20aa99f2ac1219708
Author: Tiffany Antopolski <tiffany antopolski gmail com>
Date:   Wed May 9 12:57:56 2012 -0400

    Vala RadioButton sample.

 platform-demos/C/media/radiobutton.png    |  Bin 0 -> 6854 bytes
 platform-demos/C/radiobutton.vala.page    |   32 +++++++++++++++
 platform-demos/C/samples/radiobutton.vala |   63 +++++++++++++++++++++++++++++
 platform-demos/Makefile.am                |    3 +
 4 files changed, 98 insertions(+), 0 deletions(-)
---
diff --git a/platform-demos/C/media/radiobutton.png b/platform-demos/C/media/radiobutton.png
new file mode 100644
index 0000000..916cd74
Binary files /dev/null and b/platform-demos/C/media/radiobutton.png differ
diff --git a/platform-demos/C/radiobutton.vala.page b/platform-demos/C/radiobutton.vala.page
new file mode 100644
index 0000000..8ff3985
--- /dev/null
+++ b/platform-demos/C/radiobutton.vala.page
@@ -0,0 +1,32 @@
+<page xmlns="http://projectmallard.org/1.0/";
+      xmlns:xi="http://www.w3.org/2001/XInclude";
+      type="guide" style="task"
+      id="radiobutton.vala">
+  <info>
+    <link type="guide" xref="beginner.vala#buttons"/>
+    <link type="seealso" xref="grid"/>
+
+    <revision version="0.1" date="2012-05-09" status="draft"/>
+
+    <credit type="author copyright">
+      <name>Tiffany Antopolski</name>
+      <email>tiffany antopolski gmail com</email>
+      <years>2012</years>
+    </credit>
+
+    <desc>A choice from multiple CheckButtons.</desc>
+  </info>
+
+  <title>RadioButton</title>
+  <media type="image" mime="image/png" src="media/radiobutton.png"/>
+  <p>These RadioButtons report their activity in the terminal.</p>
+
+<code mime="text/x-vala" style="numbered"><xi:include href="samples/radiobutton.vala" parse="text"><xi:fallback/></xi:include></code>
+<p>
+  In this sample we used the following:
+</p>
+<list>
+  <item><p><link href="http://www.valadoc.org/#!api=gtk+-3.0/Gtk.RadioButton";>Gtk.RadioButton</link></p></item>
+  <item><p><link href="http://www.valadoc.org/#!api=gtk+-3.0/Gtk.ToggleButton";>Gtk.ToggleButton</link></p></item>
+</list>
+</page>
diff --git a/platform-demos/C/samples/radiobutton.vala b/platform-demos/C/samples/radiobutton.vala
new file mode 100644
index 0000000..22f535d
--- /dev/null
+++ b/platform-demos/C/samples/radiobutton.vala
@@ -0,0 +1,63 @@
+public class MyWindow : Gtk.ApplicationWindow {
+	internal MyWindow (MyApplication app) {
+		Object (application: app, title: "RadioButton Example");
+
+		this.border_width = 20;
+		this.set_default_size (250, 100);
+
+		/* We demonstrate 3 different RadioButton creation methods */
+
+		//Create a Radio Button
+		var button1 = new Gtk.RadioButton (null);
+		button1.set_label ("Button 1");
+
+		//Create a RadioButton with a label, and add it to the same group as button1.
+		var button2 = new Gtk.RadioButton.with_label (button1.get_group(),"Button 2");
+		
+		//Create a RadioButton with a label, adding it to button1's group.
+		var button3 = new Gtk.RadioButton.with_label_from_widget (button1, "Button 3");
+
+		//Attach the buttons to a grid.
+		var grid = new Gtk.Grid ();
+		grid.attach (button1, 0, 0, 1, 1);
+		grid.attach (button2, 0, 1, 1, 1);
+		grid.attach (button3, 0, 2, 1, 1);
+
+		//Add the button to the window.
+		this.add (grid);
+		
+		//Connect the signal handlers (aka. callback functions) to the buttons.
+		button1.toggled.connect (button_toggled_cb);
+		button2.toggled.connect (button_toggled_cb);
+		button3.toggled.connect (button_toggled_cb);
+	}
+
+	void button_toggled_cb (Gtk.ToggleButton button)
+	{
+		var state = "unknown";
+
+		if (button.get_active ())
+			state = "on";
+		else {
+			state = "off";
+			print ("\n");
+		}
+		print (button.get_label() + " was turned " + state + "\n");
+	}
+}
+
+public class MyApplication : Gtk.Application {
+	protected override void activate () {
+
+		//Show all of the things.
+		new MyWindow (this).show_all ();
+	}
+
+	internal MyApplication () {
+		Object (application_id: "org.example.MyApplication");
+	}
+}
+
+public int main (string[] args) {
+	return new MyApplication ().run (args);
+}
diff --git a/platform-demos/Makefile.am b/platform-demos/Makefile.am
index e5594c4..ededda6 100644
--- a/platform-demos/Makefile.am
+++ b/platform-demos/Makefile.am
@@ -44,6 +44,7 @@ demo_sources = \
 	samples/label.vala			\
 	samples/messagedialog.vala		\
 	samples/progressbar.vala		\
+	samples/radiobutton.vala		\
 	samples/statusbar.vala			\
 	samples/spinner.vala			\
 	samples/toolbar.vala			\
@@ -80,6 +81,7 @@ DOC_FIGURES = \
 	media/photo-wall.png			\
 	media/photo-wall-focused.png		\
 	media/progressbar.ogv			\
+	media/radiobutton.png			\
 	media/record-collection.png		\
 	media/spinner.png			\
 	media/statusbar.png			\
@@ -143,6 +145,7 @@ DOC_PAGES =				\
 	magic-mirror.vala.page		\
 	message-board.c.page		\
 	messagedialog.vala.page		\
+	radiobutton.vala.page		\
 	spinner.vala.page		\
 	statusbar.vala.page		\
 	toolbar.js.page			\