RemoteFilesDialog: icons for view mode buttons

Start Center > Remote files
Deleted text and icons inserted into view mode buttons.

Change-Id: I0f3caad792d2b87993c08014f38d4f68599132ae
Reviewed-on: https://gerrit.libreoffice.org/23249Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>

fpicker/uiconfig/ui/remotefilesdialog.ui

@@ -2,6 +2,16 @@
 <!-- Generated with glade 3.18.3 -->
 <interface>
   <requires lib="gtk+" version="3.12"/>
+  <object class="GtkImage" id="image1">
+    <property name="visible">True</property>
+    <property name="can_focus">False</property>
+    <property name="pixbuf">svx/res/galicon.png</property>
+  </object>
+  <object class="GtkImage" id="image2">
+    <property name="visible">True</property>
+    <property name="can_focus">False</property>
+    <property name="pixbuf">svx/res/gallist.png</property>
+  </object>
   <object class="GtkDialog" id="RemoteFilesDialog">
     <property name="can_focus">False</property>
     <property name="border_width">6</property>
@@ -160,10 +170,13 @@
             </child>
             <child>
               <object class="GtkButton" id="list_view">
-                <property name="label" translatable="yes">List view</property>
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
                 <property name="receives_default">True</property>
+                <property name="has_tooltip">True</property>
+                <property name="tooltip_markup" translatable="yes">List view</property>
+                <property name="tooltip_text" translatable="yes">List view</property>
+                <property name="image">image2</property>
               </object>
               <packing>
                 <property name="expand">False</property>
@@ -173,10 +186,13 @@
             </child>
             <child>
               <object class="GtkButton" id="icon_view">
-                <property name="label" translatable="yes">Icon view</property>
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
                 <property name="receives_default">True</property>
+                <property name="has_tooltip">True</property>
+                <property name="tooltip_markup" translatable="yes">Icon view</property>
+                <property name="tooltip_text" translatable="yes">Icon view</property>
+                <property name="image">image1</property>
               </object>
               <packing>
                 <property name="expand">False</property>