[gnome-music] Add GtkShortcut window

[Marinus Schraal <mschraal src gnome org>]

commit 437053c4edc380a6795d60e23ec0169bf36b6f0c
Author: Elias Entrup <elias-git flump de>
Date:   Fri Feb 19 19:11:56 2016 +0100

    Add GtkShortcut window
    
    Includes the new shortcuts from bug #758637.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=757833

 data/app-menu.ui               |    4 +
 data/gnome-music.gresource.xml |    1 +
 data/help-overlay.ui           |  129 ++++++++++++++++++++++++++++++++++++++++
 3 files changed, 134 insertions(+), 0 deletions(-)
---
diff --git a/data/app-menu.ui b/data/app-menu.ui
index 1420152..b2ff36a 100644
--- a/data/app-menu.ui
+++ b/data/app-menu.ui
@@ -2,6 +2,10 @@
   <menu id="app-menu">
     <section>
       <item>
+        <attribute name="label" translatable="yes">_Keyboard Shortcuts</attribute>
+        <attribute name="action">win.show-help-overlay</attribute>
+      </item>
+      <item>
         <attribute name="label" translatable="yes">_Help</attribute>
         <attribute name="action">app.help</attribute>
         <attribute name="accel">F1</attribute>
diff --git a/data/gnome-music.gresource.xml b/data/gnome-music.gresource.xml
index 88f1225..64c0a73 100644
--- a/data/gnome-music.gresource.xml
+++ b/data/gnome-music.gresource.xml
@@ -3,6 +3,7 @@
   <gresource prefix="/org/gnome/Music">
     <file preprocess="xml-stripblanks">AboutDialog.ui</file>
     <file alias="gtk/menus.ui" preprocess="xml-stripblanks">app-menu.ui</file>
+    <file alias="gtk/help-overlay.ui" preprocess="xml-stripblanks">help-overlay.ui</file>
     <file>application.css</file>
     <file>initial-state.png</file>
     <file preprocess="xml-stripblanks">AlbumWidget.ui</file>
diff --git a/data/help-overlay.ui b/data/help-overlay.ui
new file mode 100644
index 0000000..f817127
--- /dev/null
+++ b/data/help-overlay.ui
@@ -0,0 +1,129 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface domain="gnome-music">
+  <object class="GtkShortcutsWindow" id="help_overlay">
+    <property name="modal">True</property>
+    <child>
+      <object class="GtkShortcutsSection">
+        <property name="visible">True</property>
+        <property name="section-name">shortcuts</property>
+        <property name="max-height">17</property>
+        <child>
+          <object class="GtkShortcutsGroup">
+            <property name="visible">True</property>
+            <property name="title" translatable="yes" context="shortcut window">General</property>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Close window</property>
+                <property name="accelerator">&lt;Primary&gt;Q</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Search</property>
+                <property name="accelerator">&lt;Primary&gt;F</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Help</property>
+                <property name="accelerator">F1</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Shortcuts</property>
+                <property name="accelerator">&lt;Primary&gt;question &lt;Primary&gt;F1</property>
+              </object>
+            </child>
+          </object>
+        </child>
+        <child>
+          <object class="GtkShortcutsGroup">
+            <property name="visible">True</property>
+            <property name="title" translatable="yes" context="shortcut window">Playback</property>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Play/Pause</property>
+                <property name="accelerator">&lt;Ctrl&gt;space &lt;Primary&gt;P</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Next song</property>
+                <property name="accelerator">&lt;Ctrl&gt;N</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Previous song</property>
+                <property name="accelerator">&lt;Ctrl&gt;B</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Toggle repeat</property>
+                <property name="accelerator">&lt;Ctrl&gt;R</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Toggle shuffle</property>
+                <property name="accelerator">&lt;Ctrl&gt;S</property>
+              </object>
+            </child>
+          </object>
+        </child>
+        <child>
+          <object class="GtkShortcutsGroup">
+            <property name="visible">True</property>
+            <property name="title" translatable="yes" context="shortcut window">Navigation</property>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Go to Albums</property>
+                <property name="accelerator">&lt;Ctrl&gt;1</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Go to Artists</property>
+                <property name="accelerator">&lt;Ctrl&gt;2</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Go to Songs</property>
+                <property name="accelerator">&lt;Ctrl&gt;3</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Go to 
Playlists</property>
+                <property name="accelerator">&lt;Ctrl&gt;4</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes" context="shortcut window">Go back</property>
+                <property name="accelerator">&lt;Alt&gt;Left</property>
+              </object>
+            </child>
+          </object>
+        </child>
+      </object>
+    </child>
+  </object>
+</interface>