[release-notes/gnome-3-6] Add a section about gtk

[Matthias Clasen <matthiasc src gnome org>]

commit ab6ca9672c6a32a660b4ad2d446a79d1336e96ad
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Sep 12 11:01:39 2012 -0400

    Add a section about gtk

 help/C/developers-gtk.page |   30 ++++++++++++++++++++++++++++++
 help/Makefile.am           |    1 +
 2 files changed, 31 insertions(+), 0 deletions(-)
---
diff --git a/help/C/developers-gtk.page b/help/C/developers-gtk.page
new file mode 100644
index 0000000..e01d253
--- /dev/null
+++ b/help/C/developers-gtk.page
@@ -0,0 +1,30 @@
+<page xmlns="http://projectmallard.org/1.0/";
+      xmlns:e="http://projectmallard.org/experimental/";
+      type="topic"
+      id="developers-gtk">
+
+  <info>
+    <link type="guide" xref="index#developers"/>
+    <desc>The widget toolkit used in GNOME.</desc>
+    <credit type="author">
+      <name>Matthias Clasen</name>
+      <email>mclasen redhat com</email>
+    </credit>
+    <license>
+      <p>Creative Commons Share Alike 3.0</p>
+    </license>
+  </info>
+
+  <title>GTK+</title>
+
+  <list>
+    <item><p>GtkStrengthBar is a new widget for displaying the strength or level or some quantity; you can see this used in the Power settings.</p></item>
+    <item><p>GtkSearchEntry is a new subclass of GtkEntry that is set up to be used as a search entry; this is widely used to ensure consistent behaviour and appearance of search entries.</p></item>
+    <item><p>GtkMenuButton is another new widget. It shows a button that brings up a menu. The menu can be generated from a GMenu or provided manually. This widget is used for the 'gears' menu in several applications.</p></item>
+    <item><p>GtkIconView supports height-for-width layout.</p></item>
+    <item><p>GtkEntry lets you set Pango attributes for the text now (e.g. to make it big or bold).</p></item>
+    <item><p>GtkSpinButton can be oriented vertically. This is used in the new Clocks application.</p></item>
+    <item><p>The theming code now supports multiple backgrounds and transitions. Limited support for CSS animations is available too.</p></item>
+  </list>
+
+</page>
diff --git a/help/Makefile.am b/help/Makefile.am
index 315074f..6a13781 100644
--- a/help/Makefile.am
+++ b/help/Makefile.am
@@ -6,6 +6,7 @@ HELP_ID = release-notes
 HELP_FILES = \
  admins-xdg.page \
  developers-glib.page \
+ developers-gtk.page \
  i18n.page \
  i18n-ibus.page \
  index.page \