[gnome-maps] mainWindow: Print button in routing headerbar

[Marcus Lundblad <mlundblad src gnome org>]

commit 2ce25d60eebc60ada069bfb213e2c2fac6231ecd
Author: James Westman <james flyingpimonster net>
Date:   Wed Jul 29 17:07:38 2020 -0500

    mainWindow: Print button in routing headerbar
    
    When the routing sidebar is covering the whole window, show a print button in
    the headerbar.

 data/ui/main-window.ui | 21 +++++++++++++++++++++
 src/mainWindow.js      |  5 +++++
 2 files changed, 26 insertions(+)
---
diff --git a/data/ui/main-window.ui b/data/ui/main-window.ui
index 070b0399..b4b27981 100644
--- a/data/ui/main-window.ui
+++ b/data/ui/main-window.ui
@@ -91,6 +91,27 @@
                     </child>
                   </object>
                 </child>
+                <child>
+                  <object class="GtkButton" id="routingHeaderBarPrintButton">
+                    <property name="name">print-route</property>
+                    <property name="can-focus">True</property>
+                    <property name="tooltip-text" translatable="yes" comments="Translators: This is a 
tooltip">Print Route</property>
+                    <property name="action-name">win.print-route</property>
+                    <property name="valign">center</property>
+                    <style>
+                      <class name="image-button"/>
+                    </style>
+                    <child>
+                      <object class="GtkImage">
+                        <property name="visible">True</property>
+                        <property name="icon-name">document-print-symbolic</property>
+                      </object>
+                    </child>
+                  </object>
+                  <packing>
+                    <property name="pack-type">end</property>
+                  </packing>
+                </child>
               </object>
             </child>
           </object>
diff --git a/src/mainWindow.js b/src/mainWindow.js
index 02d811ee..c131ecb4 100644
--- a/src/mainWindow.js
+++ b/src/mainWindow.js
@@ -87,6 +87,7 @@ var MainWindow = GObject.registerClass({
                         'mapViewWrapper',
                         'noNetworkView',
                         'routingHeaderBar',
+                        'routingHeaderBarPrintButton',
                         'actionBar',
                         'actionBarRevealer' ]
 }, class MainWindow extends Gtk.ApplicationWindow {
@@ -417,6 +418,10 @@ var MainWindow = GObject.registerClass({
         // Show routing headerbar when the leaflet is folded, showing only the
         // routing sidebar
         this._leaflet.connect('notify::folded', this._updateRoutingHeaderBar.bind(this));
+
+        /* Show/hide the print button in the routing headerbar */
+        this._mapView.bind_property('routeShowing', this._routingHeaderBarPrintButton,
+                                    'visible', GObject.BindingFlags.DEFAULT);
     }
 
     _saveWindowGeometry() {