[gnome-documents] Add a help overlay for shortcuts

[Debarshi Ray <debarshir src gnome org>]

commit 91ea461e1d6e2a1105f9783b359ce303c2c5e608
Author: Debarshi Ray <debarshir gnome org>
Date:   Tue Nov 3 18:40:28 2015 +0100

    Add a help overlay for shortcuts
    
    https://bugzilla.gnome.org/show_bug.cgi?id=757539

 configure.ac                                |    2 +-
 data/org.gnome.Documents.data.gresource.xml |    3 +
 data/ui/help-overlay.ui                     |  157 +++++++++++++++++++++++++++
 po/POTFILES.in                              |    1 +
 4 files changed, 162 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index e12811e..2040489 100644
--- a/configure.ac
+++ b/configure.ac
@@ -52,7 +52,7 @@ AC_SUBST(LIBM)
 EVINCE_MIN_VERSION=3.13.3
 WEBKITGTK_MIN_VERSION=2.6.0
 GLIB_MIN_VERSION=2.39.3
-GTK_MIN_VERSION=3.15.5
+GTK_MIN_VERSION=3.19.1
 GOBJECT_INTROSPECTION_MIN_VERSION=1.31.6
 GDATA_MIN_VERSION=0.13.3
 GOA_MIN_VERSION=3.2.0
diff --git a/data/org.gnome.Documents.data.gresource.xml b/data/org.gnome.Documents.data.gresource.xml
index 506a0f0..b5f3fd7 100644
--- a/data/org.gnome.Documents.data.gresource.xml
+++ b/data/org.gnome.Documents.data.gresource.xml
@@ -10,4 +10,7 @@
     <file alias="ui/dnd-counter.svg" preprocess="to-pixdata">media/dnd-counter.svg</file>
     <file alias="ui/thumbnail-frame.png" preprocess="to-pixdata">media/thumbnail-frame.png</file>
   </gresource>
+  <gresource prefix="/org/gnome/Documents/gtk">
+    <file alias="help-overlay.ui" preprocess="xml-stripblanks">ui/help-overlay.ui</file>
+  </gresource>
 </gresources>
diff --git a/data/ui/help-overlay.ui b/data/ui/help-overlay.ui
new file mode 100644
index 0000000..ebe0fb6
--- /dev/null
+++ b/data/ui/help-overlay.ui
@@ -0,0 +1,157 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <object class="GtkShortcutsWindow" id="help_overlay">
+    <property name="modal">1</property>
+    <child>
+      <object class="GtkShortcutsSection">
+        <property name="visible">1</property>
+        <child>
+          <object class="GtkShortcutsGroup">
+            <property name="visible">1</property>
+            <property name="title" translatable="yes">General</property>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Show help</property>
+                <property name="accelerator">F1</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Quit</property>
+                <property name="accelerator">&lt;Primary&gt;q</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Search</property>
+                <property name="accelerator">&lt;Primary&gt;f</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Print the current document</property>
+                <property name="accelerator">&lt;Primary&gt;p</property>
+              </object>
+            </child>
+          </object>
+        </child>
+        <child>
+          <object class="GtkShortcutsGroup">
+            <property name="visible">1</property>
+            <property name="title" translatable="yes">Navigation</property>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Go back</property>
+                <property name="accelerator">&lt;Alt&gt;Left</property>
+                <property name="direction">ltr</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Go back</property>
+                <property name="accelerator">&lt;Alt&gt;Right</property>
+                <property name="direction">rtl</property>
+              </object>
+            </child>
+          </object>
+        </child>
+        <child>
+          <object class="GtkShortcutsGroup">
+            <property name="visible">1</property>
+            <property name="title" translatable="yes">Preview</property>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Zoom in</property>
+                <property name="accelerator">&lt;Primary&gt;plus</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Zoom out</property>
+                <property name="accelerator">&lt;Primary&gt;minus</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Bookmark the current page</property>
+                <property name="accelerator">&lt;Primary&gt;d</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Open places and bookmarks dialog</property>
+                <property name="accelerator">&lt;Primary&gt;b</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Copy selected text to clipboard</property>
+                <property name="accelerator">&lt;Primary&gt;c</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Rotate anti-clockwise</property>
+                <property name="accelerator">&lt;Primary&gt;Left</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Rotate clockwise</property>
+                <property name="accelerator">&lt;Primary&gt;Right</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Next occurrence of the search string</property>
+                <property name="accelerator">&lt;Primary&gt;g</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Previous occurrence of the search string</property>
+                <property name="accelerator">&lt;Shift&gt;&lt;Primary&gt;g</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Presentation mode</property>
+                <property name="accelerator">F5</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Open action menu</property>
+                <property name="accelerator">F10</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="title" translatable="yes">Fullscreen</property>
+                <property name="accelerator">F11</property>
+              </object>
+            </child>
+          </object>
+        </child>
+      </object>
+    </child>
+  </object>
+</interface>
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 5d673b0..1029005 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -6,6 +6,7 @@ data/org.gnome.Documents.appdata.xml.in
 data/org.gnome.Documents.desktop.in
 data/org.gnome.documents.gschema.xml
 [type: gettext/glade]data/ui/app-menu.ui
+[type: gettext/glade]data/ui/help-overlay.ui
 [type: gettext/glade]data/ui/organize-collection-dialog.ui
 [type: gettext/glade]data/ui/preview-context-menu.ui
 [type: gettext/glade]data/ui/preview-menu.ui