[polari] ui: Add shortcuts help

[Florian Müllner <fmuellner src gnome org>]

commit 97c60c387e236042efa05a6d49a049c67e4e04c1
Author: Florian Müllner <fmuellner gnome org>
Date:   Thu Oct 22 17:27:14 2015 +0200

    ui: Add shortcuts help
    
    Use GTK+'s new shortcut window to document our shortcuts.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=756981

 data/org.gnome.Polari.data.gresource.xml |    1 +
 data/resources/help-overlay.ui           |   94 ++++++++++++++++++++++++++++++
 data/resources/menus.ui                  |    4 +
 3 files changed, 99 insertions(+), 0 deletions(-)
---
diff --git a/data/org.gnome.Polari.data.gresource.xml b/data/org.gnome.Polari.data.gresource.xml
index ddda70e..12ae79d 100644
--- a/data/org.gnome.Polari.data.gresource.xml
+++ b/data/org.gnome.Polari.data.gresource.xml
@@ -2,6 +2,7 @@
 <gresources>
   <gresource prefix="/org/gnome/Polari">
     <file alias="gtk/menus.ui" preprocess="xml-stripblanks">resources/menus.ui</file>
+    <file alias="gtk/help-overlay.ui" preprocess="xml-stripblanks">resources/help-overlay.ui</file>
     <file alias="connection-details.ui" preprocess="xml-stripblanks">resources/connection-details.ui</file>
     <file alias="connection-list-dialog.ui" 
preprocess="xml-stripblanks">resources/connection-list-dialog.ui</file>
     <file alias="join-room-dialog.ui" preprocess="xml-stripblanks">resources/join-room-dialog.ui</file>
diff --git a/data/resources/help-overlay.ui b/data/resources/help-overlay.ui
new file mode 100644
index 0000000..16fb938
--- /dev/null
+++ b/data/resources/help-overlay.ui
@@ -0,0 +1,94 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <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-->
+        <child>
+          <object class="GtkShortcutsGroup">
+            <property name="visible">True</property>
+            <property name="title" translatable="yes">General</property>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes">Join Room</property>
+                <property name="accelerator">&lt;Primary&gt;n</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes">Message User</property>
+                <property name="accelerator">&lt;Primary&gt;m</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes">Leave Room</property>
+                <property name="accelerator">&lt;Primary&gt;w</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes">Show Userlist</property>
+                <property name="accelerator">F9</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes">Quit</property>
+                <property name="accelerator">&lt;Primary&gt;q</property>
+              </object>
+            </child>
+          </object>
+        </child>
+        <child>
+          <object class="GtkShortcutsGroup">
+            <property name="visible">True</property>
+            <property name="title" translatable="yes">Navigation</property>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes">Next Room</property>
+                <property name="accelerator">&lt;Primary&gt;Page_Down</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes">Previous Room</property>
+                <property name="accelerator">&lt;Primary&gt;Page_Up</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes">First Room</property>
+                <property name="accelerator">&lt;Primary&gt;Home</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes">Last Room</property>
+                <property name="accelerator">&lt;Primary&gt;End</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">True</property>
+                <property name="title" translatable="yes">First - Ninth Room</property>
+                <property name="accelerator">&lt;Alt&gt;1...9</property>
+              </object>
+            </child>
+          </object>
+        </child>
+      </object>
+    </child>
+  </object>
+</interface>
diff --git a/data/resources/menus.ui b/data/resources/menus.ui
index c3afad7..5d44533 100644
--- a/data/resources/menus.ui
+++ b/data/resources/menus.ui
@@ -14,6 +14,10 @@
     </section>
     <section>
       <item>
+        <attribute name="action">win.show-help-overlay</attribute>
+        <attribute name="label" translatable="yes">Keyboard Shortcuts</attribute>
+      </item>
+      <item>
         <attribute name="action">app.about</attribute>
         <attribute name="label" translatable="yes">About</attribute>
       </item>