diff --git a/demos/widget-factory/widget-factory.ui b/demos/widget-factory/widget-factory.ui
index f6ba8f58c8..c7a7148446 100644
--- a/demos/widget-factory/widget-factory.ui
+++ b/demos/widget-factory/widget-factory.ui
@@ -96,7 +96,6 @@
   </object>
   <object class="GtkAdjustment" id="adjustment3">
     <property name="upper">4</property>
-    <property name="lower">0</property>
     <property name="value">1</property>
     <property name="step_increment">1</property>
     <property name="page_increment">1</property>
@@ -343,12 +342,10 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
     </columns>
   </object>
   <object class="GtkApplicationWindow" id="window">
-    <property name="can_focus">False</property>
     <property name="title">GTK+ Widget Factory</property>
     <child type="titlebar">
       <object class="GtkHeaderBar" id="headerbar1">
         <property name="visible">True</property>
-        <property name="can_focus">False</property>
         <property name="show-close-button">True</property>
         <child type="title">
           <object class="GtkStackSwitcher" id="stack_switcher">
@@ -360,9 +357,7 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
           <object class="GtkMenuButton" id="gear_menu_button">
             <property name="visible">True</property>
             <property name="valign">center</property>
-            <property name="can_focus">False</property>
             <property name="menu_model">gear_menu</property>
-            <property name="use_popover">True</property>
             <style>
               <class name="image-button"/>
             </style>
@@ -383,7 +378,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
     <child>
       <object class="GtkBox" id="box1">
         <property name="visible">True</property>
-        <property name="can_focus">False</property>
         <property name="orientation">vertical</property>
         <child>
           <object class="GtkStack" id="toplevel_stack">
@@ -397,18 +391,15 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                 <child>
                   <object class="GtkBox" id="box2">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
                     <property name="spacing">10</property>
                     <child>
                       <object class="GtkBox" id="box3">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
                         <property name="orientation">vertical</property>
                         <property name="spacing">10</property>
                         <child>
                           <object class="GtkComboBoxText" id="comboboxtext1">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="has_entry">True</property>
                             <child internal-child="entry">
                               <object class="GtkEntry" id="comboboxtext-entry">
@@ -422,27 +413,22 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             </items>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
-                            <property name="position">0</property>
                           </packing>
                         </child>
                         <child>
                           <object class="GtkComboBoxText" id="comboboxtext2">
                             <property name="visible">True</property>
                             <property name="sensitive">False</property>
-                            <property name="can_focus">False</property>
                             <property name="has_entry">True</property>
                             <child internal-child="entry">
                               <object class="GtkEntry" id="comboboxtext-entry2">
-                                <property name="can_focus">False</property>
                                 <property name="invisible_char">•</property>
                                 <property name="text" translatable="yes">comboboxentry</property>
                               </object>
                             </child>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
                             <property name="position">1</property>
                           </packing>
@@ -457,7 +443,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <signal name="icon-release" handler="on_entry_icon_release" swapped="no"/>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
                             <property name="position">2</property>
                           </packing>
@@ -471,7 +456,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <property name="text" translatable="yes">entry</property>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
                             <property name="position">3</property>
                           </packing>
@@ -491,8 +475,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                               </object>
                               <packing>
                                 <property name="expand">True</property>
-                                <property name="fill">True</property>
-                                <property name="position">0</property>
                               </packing>
                             </child>
                             <child>
@@ -508,15 +490,12 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 </child>
                               </object>
                               <packing>
-                                <property name="expand">False</property>
                                 <property name="fill">False</property>
                                 <property name="position">1</property>
                               </packing>
                             </child>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
-                            <property name="fill">True</property>
                             <property name="position">4</property>
                           </packing>
                         </child>
@@ -529,7 +508,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <child>
                               <object class="GtkComboBox">
                                 <property name="visible">True</property>
-                                <property name="halign">fill</property>
                                 <property name="model">lrmodel</property>
                                 <property name="active">0</property>
                                 <child>
@@ -541,13 +519,11 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                               </object>
                               <packing>
                                 <property name="expand">True</property>
-                                <property name="fill">True</property>
                               </packing>
                             </child>
                             <child>
                               <object class="GtkComboBox">
                                 <property name="visible">True</property>
-                                <property name="halign">fill</property>
                                 <property name="model">lrmodel</property>
                                 <property name="active">1</property>
                                 <child>
@@ -559,13 +535,11 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                               </object>
                               <packing>
                                 <property name="expand">True</property>
-                                <property name="fill">True</property>
                               </packing>
                             </child>
                             <child>
                               <object class="GtkComboBox">
                                 <property name="visible">True</property>
-                                <property name="halign">fill</property>
                                 <property name="model">lrmodel</property>
                                 <property name="active">2</property>
                                 <child>
@@ -577,42 +551,27 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                               </object>
                               <packing>
                                 <property name="expand">True</property>
-                                <property name="fill">True</property>
                               </packing>
                             </child>
                           </object>
-                          <packing>
-                            <property name="expand">False</property>
-                            <property name="fill">True</property>
-                          </packing>
                         </child>
                         <child>
                           <object class="GtkBox" id="box18">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="spacing">20</property>
                             <child>
                               <object class="GtkLabel" id="label3">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="label" translatable="yes">label</property>
                               </object>
-                              <packing>
-                                <property name="expand">False</property>
-                                <property name="fill">True</property>
-                                <property name="position">0</property>
-                              </packing>
                             </child>
                             <child>
                               <object class="GtkLabel" id="label4">
                                 <property name="visible">True</property>
                                 <property name="sensitive">False</property>
-                                <property name="can_focus">False</property>
                                 <property name="label" translatable="yes">label</property>
                               </object>
                               <packing>
-                                <property name="expand">False</property>
-                                <property name="fill">True</property>
                                 <property name="position">1</property>
                               </packing>
                             </child>
@@ -624,7 +583,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="adjustment">adjustment2</property>
                               </object>
                               <packing>
-                                <property name="expand">False</property>
                                 <property name="fill">False</property>
                                 <property name="position">2</property>
                               </packing>
@@ -637,23 +595,19 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="sensitive">False</property>
                               </object>
                               <packing>
-                                <property name="expand">False</property>
                                 <property name="fill">False</property>
                                 <property name="position">3</property>
                               </packing>
                             </child>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
                           </packing>
                         </child>
                         <child>
                           <object class="GtkGrid" id="grid1">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="row_homogeneous">True</property>
-                            <property name="column_homogeneous">False</property>
                             <property name="column_spacing">18</property>
                             <property name="row_spacing">6</property>
                             <child>
@@ -661,14 +615,11 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="label" translatable="yes">checkbutton</property>
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
                                 <property name="active">True</property>
                               </object>
                               <packing>
                                 <property name="left_attach">0</property>
                                 <property name="top_attach">0</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
@@ -676,13 +627,10 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="label" translatable="yes">checkbutton</property>
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
                               </object>
                               <packing>
                                 <property name="left_attach">0</property>
                                 <property name="top_attach">1</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
@@ -691,13 +639,10 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="visible">True</property>
                                 <property name="inconsistent">True</property>
                                 <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
                               </object>
                               <packing>
                                 <property name="left_attach">0</property>
                                 <property name="top_attach">2</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
@@ -706,14 +651,11 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="visible">True</property>
                                 <property name="sensitive">False</property>
                                 <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
                                 <property name="active">True</property>
                               </object>
                               <packing>
                                 <property name="left_attach">0</property>
                                 <property name="top_attach">3</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
@@ -722,13 +664,10 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="visible">True</property>
                                 <property name="sensitive">False</property>
                                 <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
                               </object>
                               <packing>
                                 <property name="left_attach">0</property>
                                 <property name="top_attach">4</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
@@ -738,13 +677,10 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="sensitive">False</property>
                                 <property name="inconsistent">True</property>
                                 <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
                               </object>
                               <packing>
                                 <property name="left_attach">0</property>
                                 <property name="top_attach">5</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
@@ -752,14 +688,11 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="label" translatable="yes">radiobutton</property>
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
                                 <property name="active">True</property>
                               </object>
                               <packing>
                                 <property name="left_attach">1</property>
                                 <property name="top_attach">0</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
@@ -767,15 +700,12 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="label" translatable="yes">radiobutton</property>
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
                                 <property name="active">True</property>
                                 <property name="group">radiobutton1</property>
                               </object>
                               <packing>
                                 <property name="left_attach">1</property>
                                 <property name="top_attach">1</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
@@ -784,15 +714,12 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="visible">True</property>
                                 <property name="inconsistent">True</property>
                                 <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
                                 <property name="active">True</property>
                                 <property name="group">radiobutton1</property>
                               </object>
                               <packing>
                                 <property name="left_attach">1</property>
                                 <property name="top_attach">2</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
@@ -801,14 +728,11 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="visible">True</property>
                                 <property name="sensitive">False</property>
                                 <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
                                 <property name="active">True</property>
                               </object>
                               <packing>
                                 <property name="left_attach">1</property>
                                 <property name="top_attach">3</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
@@ -817,15 +741,12 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="visible">True</property>
                                 <property name="sensitive">False</property>
                                 <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
                                 <property name="active">True</property>
                                 <property name="group">radiobutton3</property>
                               </object>
                               <packing>
                                 <property name="left_attach">1</property>
                                 <property name="top_attach">4</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
@@ -835,98 +756,76 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="sensitive">False</property>
                                 <property name="inconsistent">True</property>
                                 <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
                                 <property name="active">True</property>
                                 <property name="group">radiobutton3</property>
                               </object>
                               <packing>
                                 <property name="left_attach">1</property>
                                 <property name="top_attach">5</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
                               <object class="GtkSpinner" id="spinner1">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="active">True</property>
                               </object>
                               <packing>
                                 <property name="left_attach">2</property>
                                 <property name="top_attach">0</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
                               <object class="GtkSpinner" id="spinner2">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                               </object>
                               <packing>
                                 <property name="left_attach">2</property>
                                 <property name="top_attach">1</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
                               <object class="GtkSpinner" id="spinner3">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="active">True</property>
                                 <property name="sensitive">False</property>
                               </object>
                               <packing>
                                 <property name="left_attach">2</property>
                                 <property name="top_attach">3</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                             <child>
                               <object class="GtkSpinner" id="spinner4">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="sensitive">False</property>
                               </object>
                               <packing>
                                 <property name="left_attach">2</property>
                                 <property name="top_attach">4</property>
-                                <property name="width">1</property>
-                                <property name="height">1</property>
                               </packing>
                             </child>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
                           </packing>
                         </child>
                       </object>
                       <packing>
-                        <property name="expand">False</property>
                         <property name="fill">False</property>
-                        <property name="position">0</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkSeparator" id="separator1">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
                         <property name="orientation">vertical</property>
                       </object>
                       <packing>
-                        <property name="expand">False</property>
-                        <property name="fill">True</property>
                         <property name="position">1</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkBox" id="box19">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
                         <property name="orientation">vertical</property>
                         <property name="spacing">10</property>
                         <child>
@@ -938,9 +837,7 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <property name="use_action_appearance">False</property>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
-                            <property name="position">0</property>
                           </packing>
                         </child>
                         <child>
@@ -953,7 +850,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <property name="use_action_appearance">False</property>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
                             <property name="position">1</property>
                           </packing>
@@ -968,7 +864,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <property name="active">True</property>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
                             <property name="position">2</property>
                           </packing>
@@ -984,7 +879,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <property name="active">True</property>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
                             <property name="position">3</property>
                           </packing>
@@ -992,7 +886,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkComboBox" id="combobox1">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="model">liststore1</property>
                             <property name="active">0</property>
                             <child>
@@ -1003,8 +896,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             </child>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
-                            <property name="fill">True</property>
                             <property name="position">5</property>
                           </packing>
                         </child>
@@ -1012,7 +903,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                           <object class="GtkComboBox" id="combobox2">
                             <property name="visible">True</property>
                             <property name="sensitive">False</property>
-                            <property name="can_focus">False</property>
                             <property name="model">liststore1</property>
                             <property name="active">1</property>
                             <child>
@@ -1023,7 +913,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             </child>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
                             <property name="position">6</property>
                           </packing>
@@ -1036,7 +925,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <property name="use_action_appearance">False</property>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
                             <property name="position">6</property>
                           </packing>
@@ -1051,20 +939,15 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <property name="use_alpha">True</property>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
-                            <property name="fill">True</property>
                             <property name="position">8</property>
                           </packing>
                         </child>
                         <child>
                           <object class="GtkFileChooserButton" id="filechooserbutton1">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="local_only">False</property>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
-                            <property name="fill">True</property>
                             <property name="position">8</property>
                           </packing>
                         </child>
@@ -1080,20 +963,15 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <property name="uri">http://www.gtk.org</property>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
-                            <property name="fill">True</property>
                             <property name="position">9</property>
                           </packing>
                         </child>
                         <child>
                           <object class="GtkSwitch" id="switch1">
                             <property name="visible">True</property>
-                            <property name="sensitive">True</property>
                             <property name="halign">center</property>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
-                            <property name="fill">True</property>
                             <property name="position">10</property>
                           </packing>
                         </child>
@@ -1104,14 +982,11 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <property name="halign">center</property>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
-                            <property name="fill">True</property>
                             <property name="position">11</property>
                           </packing>
                         </child>
                       </object>
                       <packing>
-                        <property name="expand">False</property>
                         <property name="fill">False</property>
                         <property name="position">2</property>
                       </packing>
@@ -1119,48 +994,38 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                     <child>
                       <object class="GtkSeparator" id="separator2">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
                         <property name="orientation">vertical</property>
                       </object>
                       <packing>
-                        <property name="expand">False</property>
-                        <property name="fill">True</property>
                         <property name="position">3</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkBox" id="box20">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
                         <property name="orientation">vertical</property>
                         <property name="spacing">6</property>
                         <child>
                           <object class="GtkBox" id="box21">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
                             <property name="spacing">6</property>
                             <child>
                               <object class="GtkProgressBar" id="progressbar1">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="fraction">0.5</property>
                               </object>
                               <packing>
-                                <property name="expand">False</property>
                                 <property name="fill">False</property>
-                                <property name="position">0</property>
                               </packing>
                             </child>
                             <child>
                               <object class="GtkProgressBar" id="progressbar2">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="fraction">0.5</property>
                                 <property name="inverted">True</property>
                               </object>
                               <packing>
-                                <property name="expand">False</property>
                                 <property name="fill">False</property>
                                 <property name="position">1</property>
                               </packing>
@@ -1168,12 +1033,10 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <child>
                               <object class="GtkProgressBar" id="progressbar3">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="fraction">0.5</property>
                                 <property name="show_text">True</property>
                               </object>
                               <packing>
-                                <property name="expand">False</property>
                                 <property name="fill">False</property>
                                 <property name="position">2</property>
                               </packing>
@@ -1181,45 +1044,34 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <child>
                               <object class="GtkLevelBar" id="levelbar1">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="value">0.6</property>
                               </object>
                               <packing>
-                                <property name="expand">False</property>
-                                <property name="fill">True</property>
                                 <property name="position">10</property>
                               </packing>
                             </child>
                             <child>
                               <object class="GtkLevelBar" id="levelbar2">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
-                                <property name="min-value">0</property>
                                 <property name="max-value">5</property>
                                 <property name="value">2</property>
                                 <property name="mode">1</property>
                               </object>
                               <packing>
-                                <property name="expand">False</property>
-                                <property name="fill">True</property>
                                 <property name="position">11</property>
                               </packing>
                             </child>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
-                            <property name="position">0</property>
                           </packing>
                         </child>
                         <child>
                           <object class="GtkBox" id="box27">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <child>
                               <object class="GtkBox" id="box24">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="hexpand">True</property>
                                 <property name="orientation">vertical</property>
                                 <property name="homogeneous">True</property>
@@ -1232,11 +1084,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                     <property name="fill_level">75</property>
                                     <property name="draw_value">False</property>
                                   </object>
-                                  <packing>
-                                    <property name="expand">False</property>
-                                    <property name="fill">True</property>
-                                    <property name="position">0</property>
-                                  </packing>
                                 </child>
                                 <child>
                                   <object class="GtkScale" id="scale2">
@@ -1249,21 +1096,16 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                     <property name="draw_value">False</property>
                                   </object>
                                   <packing>
-                                    <property name="expand">False</property>
-                                    <property name="fill">True</property>
                                     <property name="position">1</property>
                                   </packing>
                                 </child>
                               </object>
                               <packing>
                                 <property name="expand">True</property>
-                                <property name="fill">True</property>
-                                <property name="position">0</property>
                               </packing>
                             </child>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
                             <property name="fill">False</property>
                             <property name="position">1</property>
                           </packing>
@@ -1278,68 +1120,52 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                             <property name="adjustment">adjustment3</property>
                             <property name="restrict_to_fill_level">False</property>
                             <marks>
-                              <mark value="0" position="bottom"/>
-                              <mark value="1" position="bottom"/>
-                              <mark value="2" position="bottom"/>
-                              <mark value="3" position="bottom"/>
-                              <mark value="4" position="bottom"/>
+                              <mark value="0" position="bottom"></mark>
+                              <mark value="1" position="bottom"></mark>
+                              <mark value="2" position="bottom"></mark>
+                              <mark value="3" position="bottom"></mark>
+                              <mark value="4" position="bottom"></mark>
                             </marks>
                           </object>
                           <packing>
-                            <property name="expand">False</property>
-                            <property name="fill">True</property>
                             <property name="position">2</property>
                           </packing>
                         </child>
                         <child>
                           <object class="GtkBox" id="box25">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="homogeneous">True</property>
                             <child>
                               <object class="GtkBox" id="box28">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="vexpand">True</property>
                                 <property name="spacing">6</property>
                                 <child>
                                   <object class="GtkProgressBar" id="progressbar5">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">False</property>
                                     <property name="orientation">vertical</property>
                                     <property name="fraction">0.5</property>
                                   </object>
-                                  <packing>
-                                    <property name="expand">False</property>
-                                    <property name="fill">True</property>
-                                    <property name="position">0</property>
-                                  </packing>
                                 </child>
                                 <child>
                                   <object class="GtkProgressBar" id="progressbar6">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">False</property>
                                     <property name="orientation">vertical</property>
                                     <property name="fraction">0.5</property>
                                     <property name="inverted">True</property>
                                   </object>
                                   <packing>
-                                    <property name="expand">False</property>
-                                    <property name="fill">True</property>
                                     <property name="position">1</property>
                                   </packing>
                                 </child>
                               </object>
                               <packing>
-                                <property name="expand">False</property>
                                 <property name="fill">False</property>
-                                <property name="position">0</property>
                               </packing>
                             </child>
                             <child>
                               <object class="GtkBox" id="box23">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="vexpand">True</property>
                                 <property name="spacing">6</property>
                                 <child>
@@ -1353,11 +1179,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                     <property name="fill_level">75</property>
                                     <property name="draw_value">False</property>
                                   </object>
-                                  <packing>
-                                    <property name="expand">False</property>
-                                    <property name="fill">True</property>
-                                    <property name="position">0</property>
-                                  </packing>
                                 </child>
                                 <child>
                                   <object class="GtkScale" id="scale4">
@@ -1372,14 +1193,11 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                     <property name="draw_value">False</property>
                                   </object>
                                   <packing>
-                                    <property name="expand">False</property>
-                                    <property name="fill">True</property>
                                     <property name="position">1</property>
                                   </packing>
                                 </child>
                               </object>
                               <packing>
-                                <property name="expand">False</property>
                                 <property name="fill">False</property>
                                 <property name="position">1</property>
                               </packing>
@@ -1387,49 +1205,36 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                           </object>
                           <packing>
                             <property name="expand">True</property>
-                            <property name="fill">True</property>
                             <property name="position">3</property>
                           </packing>
                         </child>
                       </object>
                       <packing>
-                        <property name="expand">False</property>
-                        <property name="fill">True</property>
                         <property name="position">4</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkSeparator" id="separator3">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
                         <property name="orientation">vertical</property>
                       </object>
                       <packing>
-                        <property name="expand">False</property>
-                        <property name="fill">True</property>
                         <property name="position">5</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkBox" id="box26">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
                         <property name="orientation">vertical</property>
                         <property name="homogeneous">True</property>
                         <property name="spacing">6</property>
                         <child>
                           <object class="GtkFrame" id="frame1">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
-                            <property name="label_xalign">0</property>
                             <property name="shadow_type">in</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                             <child type="label">
                               <object class="GtkLabel" id="label1">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="label" translatable="yes">&lt;b&gt;In&lt;/b&gt;</property>
                                 <property name="use_markup">True</property>
                               </object>
@@ -1437,23 +1242,15 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                           </object>
                           <packing>
                             <property name="expand">True</property>
-                            <property name="fill">True</property>
-                            <property name="position">0</property>
                           </packing>
                         </child>
                         <child>
                           <object class="GtkFrame" id="frame2">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
-                            <property name="label_xalign">0</property>
                             <property name="shadow_type">out</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                             <child type="label">
                               <object class="GtkLabel" id="label2">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="label" translatable="yes">&lt;b&gt;Out&lt;/b&gt;</property>
                                 <property name="use_markup">True</property>
                               </object>
@@ -1461,23 +1258,15 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                           </object>
                           <packing>
                             <property name="expand">True</property>
-                            <property name="fill">True</property>
                             <property name="position">1</property>
                           </packing>
                         </child>
                         <child>
                           <object class="GtkFrame" id="frame3">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
-                            <property name="label_xalign">0</property>
-                            <property name="shadow_type">etched-in</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                             <child type="label">
                               <object class="GtkLabel" id="label17">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="label" translatable="yes">&lt;b&gt;Etched in&lt;/b&gt;</property>
                                 <property name="use_markup">True</property>
                               </object>
@@ -1485,23 +1274,16 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                           </object>
                           <packing>
                             <property name="expand">True</property>
-                            <property name="fill">True</property>
                             <property name="position">2</property>
                           </packing>
                         </child>
                         <child>
                           <object class="GtkFrame" id="frame4">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
-                            <property name="label_xalign">0</property>
                             <property name="shadow_type">etched-out</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                             <child type="label">
                               <object class="GtkLabel" id="label18">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="label" translatable="yes">&lt;b&gt;Etched out&lt;/b&gt;</property>
                                 <property name="use_markup">True</property>
                               </object>
@@ -1509,33 +1291,27 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                           </object>
                           <packing>
                             <property name="expand">True</property>
-                            <property name="fill">True</property>
                             <property name="position">3</property>
                           </packing>
                         </child>
                       </object>
                       <packing>
                         <property name="expand">True</property>
-                        <property name="fill">True</property>
                         <property name="position">6</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkSeparator" id="separator4">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
                         <property name="orientation">vertical</property>
                       </object>
                       <packing>
-                        <property name="expand">False</property>
-                        <property name="fill">True</property>
                         <property name="position">7</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkBox" id="box4">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
                         <property name="orientation">vertical</property>
                         <property name="spacing">6</property>
                         <child>
@@ -1617,8 +1393,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                           </object>
                           <packing>
                             <property name="expand">True</property>
-                            <property name="fill">True</property>
-                            <property name="position">0</property>
                           </packing>
                         </child>
                         <child>
@@ -1639,39 +1413,31 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                           </object>
                           <packing>
                             <property name="expand">True</property>
-                            <property name="fill">True</property>
                             <property name="position">1</property>
                           </packing>
                         </child>
                       </object>
                       <packing>
                         <property name="expand">True</property>
-                        <property name="fill">True</property>
                         <property name="position">8</property>
                       </packing>
                     </child>
                   </object>
                   <packing>
-                    <property name="expand">False</property>
-                    <property name="fill">True</property>
                     <property name="position">2</property>
                   </packing>
                 </child>
                 <child>
                   <object class="GtkSeparator" id="separator5">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
                   </object>
                   <packing>
-                    <property name="expand">False</property>
-                    <property name="fill">True</property>
                     <property name="position">3</property>
                   </packing>
                 </child>
                 <child>
                   <object class="GtkBox" id="box5">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
                     <property name="spacing">10</property>
                     <property name="homogeneous">True</property>
                     <child>
@@ -1681,17 +1447,12 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox" id="box6">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                           </object>
                         </child>
                         <child type="tab">
                           <object class="GtkLabel" id="label5">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="label" translatable="yes">page 1</property>
                           </object>
                           <packing>
@@ -1701,11 +1462,7 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox" id="box7">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                           </object>
                           <packing>
                             <property name="position">1</property>
@@ -1714,7 +1471,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child type="tab">
                           <object class="GtkLabel" id="label6">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="label" translatable="yes">page 2</property>
                           </object>
                           <packing>
@@ -1725,11 +1481,7 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox" id="box8">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                           </object>
                           <packing>
                             <property name="position">2</property>
@@ -1738,7 +1490,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child type="tab">
                           <object class="GtkLabel" id="label7">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="label" translatable="yes">page 3</property>
                           </object>
                           <packing>
@@ -1747,11 +1498,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                           </packing>
                         </child>
                       </object>
-                      <packing>
-                        <property name="expand">False</property>
-                        <property name="fill">True</property>
-                        <property name="position">0</property>
-                      </packing>
                     </child>
                     <child>
                       <object class="GtkNotebook" id="notebook2">
@@ -1761,17 +1507,12 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox" id="box9">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                           </object>
                         </child>
                         <child type="tab">
                           <object class="GtkLabel" id="label8">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="label" translatable="yes">page 1</property>
                           </object>
                           <packing>
@@ -1781,11 +1522,7 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox" id="box10">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                           </object>
                           <packing>
                             <property name="position">1</property>
@@ -1794,7 +1531,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child type="tab">
                           <object class="GtkLabel" id="label9">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="label" translatable="yes">page 2</property>
                           </object>
                           <packing>
@@ -1805,11 +1541,7 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox" id="box11">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                           </object>
                           <packing>
                             <property name="position">2</property>
@@ -1818,7 +1550,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child type="tab">
                           <object class="GtkLabel" id="label10">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="label" translatable="yes">page 3</property>
                           </object>
                           <packing>
@@ -1828,8 +1559,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         </child>
                       </object>
                       <packing>
-                        <property name="expand">False</property>
-                        <property name="fill">True</property>
                         <property name="position">1</property>
                       </packing>
                     </child>
@@ -1841,17 +1570,12 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox" id="box12">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                           </object>
                         </child>
                         <child type="tab">
                           <object class="GtkLabel" id="label11">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="label" translatable="yes">page 1</property>
                           </object>
                           <packing>
@@ -1861,11 +1585,7 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox" id="box13">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                           </object>
                           <packing>
                             <property name="position">1</property>
@@ -1874,7 +1594,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child type="tab">
                           <object class="GtkLabel" id="label12">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="label" translatable="yes">page 2</property>
                           </object>
                           <packing>
@@ -1885,11 +1604,7 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox" id="box14">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                           </object>
                           <packing>
                             <property name="position">2</property>
@@ -1898,7 +1613,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child type="tab">
                           <object class="GtkLabel" id="label13">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="label" translatable="yes">page 3</property>
                           </object>
                           <packing>
@@ -1908,8 +1622,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         </child>
                       </object>
                       <packing>
-                        <property name="expand">False</property>
-                        <property name="fill">True</property>
                         <property name="position">2</property>
                       </packing>
                     </child>
@@ -1921,17 +1633,12 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox" id="box15">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                           </object>
                         </child>
                         <child type="tab">
                           <object class="GtkLabel" id="label14">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="label" translatable="yes">page 1</property>
                           </object>
                           <packing>
@@ -1941,11 +1648,7 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox" id="box16">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                           </object>
                           <packing>
                             <property name="position">1</property>
@@ -1954,7 +1657,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child type="tab">
                           <object class="GtkLabel" id="label15">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="label" translatable="yes">page 2</property>
                           </object>
                           <packing>
@@ -1965,11 +1667,7 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox" id="box17">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="orientation">vertical</property>
-                            <child>
-                              <placeholder/>
-                            </child>
                           </object>
                           <packing>
                             <property name="position">2</property>
@@ -1978,7 +1676,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child type="tab">
                           <object class="GtkLabel" id="label16">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
                             <property name="label" translatable="yes">page 3</property>
                           </object>
                           <packing>
@@ -1988,15 +1685,12 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         </child>
                       </object>
                       <packing>
-                        <property name="expand">False</property>
-                        <property name="fill">True</property>
                         <property name="position">3</property>
                       </packing>
                     </child>
                   </object>
                   <packing>
                     <property name="expand">True</property>
-                    <property name="fill">True</property>
                     <property name="position">4</property>
                   </packing>
                 </child>
@@ -2065,7 +1759,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                 <child>
                   <object class="GtkBox">
                     <property name="visible">True</property>
-                    <property name="orientation">horizontal</property>
                     <property name="spacing">10</property>
                     <property name="border-width">16</property>
                     <child>
@@ -2076,14 +1769,12 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                         <child>
                           <object class="GtkBox">
                             <property name="visible">True</property>
-                            <property name="orientation">horizontal</property>
                             <property name="spacing">6</property>
                             <child>
                               <object class="GtkSpinButton" id="verticalspin1">
                                 <property name="visible">True</property>
                                 <property name="orientation">vertical</property>
                                 <property name="adjustment">adjustment2</property>
-                                <property name="expand">False</property>
                               </object>
                             </child>
                             <child>
@@ -2092,7 +1783,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="sensitive">False</property>
                                 <property name="orientation">vertical</property>
                                 <property name="adjustment">adjustment2</property>
-                                <property name="expand">False</property>
                               </object>
                             </child>
                             <child>
@@ -2107,7 +1797,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                     <property name="visible">True</property>
                                     <property name="orientation">vertical</property>
                                     <property name="valign">center</property>
-                                    <property name="use-symbolic">True</property>
                                     <property name="value">.5</property>
                                     <property name="halign">center</property>
                                   </object>
@@ -2120,7 +1809,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                   <object class="GtkScaleButton" id="mic-button">
                                     <property name="visible">True</property>
                                     <property name="has-tooltip">True</property>
-                                    <property name="orientation">horizontal</property>
                                     <property name="icons">microphone-sensitivity-muted-symbolic
 microphone-sensitivity-high-symbolic
 microphone-sensitivity-low-symbolic
@@ -2143,13 +1831,11 @@ microphone-sensitivity-medium-symbolic</property>
                         <child>
                           <object class="GtkSeparator">
                             <property name="visible">True</property>
-                            <property name="orientation">horizontal</property>
                           </object>
                         </child>
                         <child>
                           <object class="GtkFrame" id="page2frame1">
                             <property name="visible">True</property>
-                            <property name="hexpand">False</property>
                             <child>
                               <object class="GtkBox">
                                 <property name="visible">True</property>
@@ -2162,7 +1848,6 @@ microphone-sensitivity-medium-symbolic</property>
                                     <child>
                                       <object class="GtkScrolledWindow" id="swo">
                                         <property name="visible">True</property>
-                                        <property name="shadow-type">none</property>
                                         <property name="hscrollbar_policy">never</property>
                                         <child>
                                           <object class="GtkTextView" id="tvo">
@@ -2214,7 +1899,6 @@ microphone-sensitivity-medium-symbolic</property>
                                           <object class="GtkImage">
                                             <property name="visible">True</property>
                                             <property name="icon-name">emblem-system-symbolic</property>
-                                            <property name="icon-size">4</property>
                                           </object>
                                         </child>
                                         <style>
@@ -2234,7 +1918,6 @@ microphone-sensitivity-medium-symbolic</property>
                         <child>
                           <object class="GtkSeparator">
                             <property name="visible">True</property>
-                            <property name="orientation">horizontal</property>
                           </object>
                         </child>
                         <child>
@@ -2242,13 +1925,11 @@ microphone-sensitivity-medium-symbolic</property>
                             <property name="visible">True</property>
                             <property name="shadow-type">in</property>
                             <property name="hscrollbar-policy">never</property>
-                            <property name="vscrollbar-policy">automatic</property>
                             <property name="min-content-height">200</property>
                             <child>
                               <object class="GtkListBox" id="listbox">
                                 <property name="visible">True</property>
                                 <property name="selection-mode">none</property>
-                                <property name="activate-on-single-click">True</property>
                                 <child>
                                   <object class="GtkListBoxRow" id="listboxrow1">
                                     <property name="visible">True</property>
@@ -2257,7 +1938,6 @@ microphone-sensitivity-medium-symbolic</property>
                                     <child>
                                       <object class="GtkBox">
                                         <property name="visible">True</property>
-                                        <property name="orientation">horizontal</property>
                                         <child>
                                           <object class="GtkLabel">
                                             <property name="visible">True</property>
@@ -2273,7 +1953,6 @@ microphone-sensitivity-medium-symbolic</property>
                                         <child>
                                           <object class="GtkSwitch" id="listboxrow1switch">
                                             <property name="visible">True</property>
-                                            <property name="active">False</property>
                                             <property name="halign">end</property>
                                             <property name="valign">center</property>
                                             <property name="margin-top">6</property>
@@ -2293,7 +1972,6 @@ microphone-sensitivity-medium-symbolic</property>
                                     <child>
                                       <object class="GtkBox">
                                         <property name="visible">True</property>
-                                        <property name="orientation">horizontal</property>
                                         <child>
                                           <object class="GtkLabel">
                                             <property name="visible">True</property>
@@ -2308,7 +1986,6 @@ microphone-sensitivity-medium-symbolic</property>
                                         </child>
                                         <child>
                                           <object class="GtkScale">
-                                            <property name="orientation">horizontal</property>
                                             <property name="visible">True</property>
                                             <property name="halign">end</property>
                                             <property name="valign">center</property>
@@ -2328,11 +2005,9 @@ microphone-sensitivity-medium-symbolic</property>
                                 <child>
                                   <object class="GtkListBoxRow" id="listboxrow3">
                                     <property name="visible">True</property>
-                                    <property name="activatable">True</property>
                                     <child>
                                       <object class="GtkBox">
                                         <property name="visible">True</property>
-                                        <property name="orientation">horizontal</property>
                                         <child>
                                           <object class="GtkLabel">
                                             <property name="visible">True</property>
@@ -2366,11 +2041,9 @@ microphone-sensitivity-medium-symbolic</property>
                                 <child>
                                   <object class="GtkListBoxRow" id="listboxrow4">
                                     <property name="visible">True</property>
-                                    <property name="activatable">True</property>
                                     <child>
                                       <object class="GtkBox">
                                         <property name="visible">True</property>
-                                        <property name="orientation">horizontal</property>
                                         <child>
                                           <object class="GtkLabel">
                                             <property name="visible">True</property>
@@ -2408,7 +2081,6 @@ microphone-sensitivity-medium-symbolic</property>
                                     <child>
                                       <object class="GtkBox">
                                         <property name="visible">True</property>
-                                        <property name="orientation">horizontal</property>
                                         <child>
                                           <object class="GtkLabel">
                                             <property name="visible">True</property>
@@ -2453,7 +2125,6 @@ microphone-sensitivity-medium-symbolic</property>
                                     <child>
                                       <object class="GtkBox">
                                         <property name="visible">True</property>
-                                        <property name="orientation">horizontal</property>
                                         <child>
                                           <object class="GtkLabel">
                                             <property name="visible">True</property>
@@ -2511,19 +2182,16 @@ microphone-sensitivity-medium-symbolic</property>
                                     <child>
                                       <object class="GtkMenuItem" id="menuitem1">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">False</property>
                                         <property name="use_action_appearance">False</property>
                                         <property name="label" translatable="yes">_File</property>
                                         <property name="use_underline">True</property>
                                         <child type="submenu">
                                           <object class="GtkMenu" id="menu1">
                                             <property name="visible">True</property>
-                                            <property name="can_focus">False</property>
                                             <child>
                                               <object class="GtkMenuItem" id="menuitem101">
                                                 <property name="label" translatable="yes">_New</property>
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                                 <property name="use_underline">True</property>
                                               </object>
@@ -2532,7 +2200,6 @@ microphone-sensitivity-medium-symbolic</property>
                                               <object class="GtkMenuItem" id="menuitem102">
                                                 <property name="label" translatable="yes">_Open</property>
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                                 <property name="use_underline">True</property>
                                               </object>
@@ -2541,7 +2208,6 @@ microphone-sensitivity-medium-symbolic</property>
                                               <object class="GtkMenuItem" id="menuitem103">
                                                 <property name="label" translatable="yes">_Save</property>
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                                 <property name="use_underline">True</property>
                                               </object>
@@ -2550,7 +2216,6 @@ microphone-sensitivity-medium-symbolic</property>
                                               <object class="GtkMenuItem" id="menuitem104">
                                                 <property name="label" translatable="yes">Save _As</property>
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                                 <property name="use_underline">True</property>
                                               </object>
@@ -2558,7 +2223,6 @@ microphone-sensitivity-medium-symbolic</property>
                                             <child>
                                               <object class="GtkSeparatorMenuItem" id="separatormenuitem1">
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                               </object>
                                             </child>
@@ -2566,7 +2230,6 @@ microphone-sensitivity-medium-symbolic</property>
                                               <object class="GtkMenuItem" id="quitmenuitem">
                                                 <property name="label" translatable="yes">_Quit</property>
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                                 <property name="use_underline">True</property>
                                                 <property name="action_name">app.quit</property>
@@ -2579,14 +2242,12 @@ microphone-sensitivity-medium-symbolic</property>
                                     <child>
                                       <object class="GtkMenuItem" id="menuitem2">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">False</property>
                                         <property name="use_action_appearance">False</property>
                                         <property name="label" translatable="yes">_Edit</property>
                                         <property name="use_underline">True</property>
                                         <child type="submenu">
                                           <object class="GtkMenu" id="menu2">
                                             <property name="visible">True</property>
-                                            <property name="can_focus">False</property>
                                             <child>
                                               <object class="GtkMenuItem" id="menuitem106">
                                                 <property name="label" translatable="yes">Cu_t</property>
@@ -2600,7 +2261,6 @@ microphone-sensitivity-medium-symbolic</property>
                                               <object class="GtkMenuItem" id="menuitem107">
                                                 <property name="label" translatable="yes">_Copy</property>
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                                 <property name="use_underline">True</property>
                                               </object>
@@ -2609,7 +2269,6 @@ microphone-sensitivity-medium-symbolic</property>
                                               <object class="GtkMenuItem" id="menuitem108">
                                                 <property name="label" translatable="yes">_Paste</property>
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                                 <property name="use_underline">True</property>
                                               </object>
@@ -2618,7 +2277,6 @@ microphone-sensitivity-medium-symbolic</property>
                                               <object class="GtkMenuItem" id="deletemenuitem">
                                                 <property name="label" translatable="yes">_Delete</property>
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                                 <property name="use_underline">True</property>
                                                 <property name="action_name">win.delete</property>
@@ -2628,7 +2286,6 @@ microphone-sensitivity-medium-symbolic</property>
                                               <object class="GtkMenuItem" id="searchmenuitem">
                                                 <property name="label" translatable="yes">_Search</property>
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_underline">True</property>
                                                 <property name="action_name">win.search</property>
                                               </object>
@@ -2637,19 +2294,15 @@ microphone-sensitivity-medium-symbolic</property>
                                               <object class="GtkMenuItem" id="togglesmenuitem">
                                                 <property name="label">Checks &amp; Radios</property>
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_underline">True</property>
                                                 <child type="submenu">
                                                   <object class="GtkMenu" id="togglessubmenu">
                                                     <property name="visible">True</property>
-                                                    <property name="can_focus">False</property>
                                                     <child>
                                                       <object class="GtkCheckMenuItem" id="checkmenuitem1">
                                                         <property name="label">_Check</property>
                                                         <property name="active">True</property>
                                                         <property name="visible">True</property>
-                                                        <property name="sensitive">True</property>
-                                                        <property name="can_focus">False</property>
                                                         <property name="use_action_appearance">False</property>
                                                         <property name="use_underline">True</property>
                                                       </object>
@@ -2660,7 +2313,6 @@ microphone-sensitivity-medium-symbolic</property>
                                                         <property name="active">True</property>
                                                         <property name="visible">True</property>
                                                         <property name="sensitive">False</property>
-                                                        <property name="can_focus">False</property>
                                                         <property name="use_action_appearance">False</property>
                                                         <property name="use_underline">True</property>
                                                       </object>
@@ -2668,11 +2320,8 @@ microphone-sensitivity-medium-symbolic</property>
                                                     <child>
                                                       <object class="GtkCheckMenuItem" id="checkmenuitem3">
                                                         <property name="label">_Check</property>
-                                                        <property name="active">False</property>
                                                         <property name="visible">True</property>
                                                         <property name="inconsistent">True</property>
-                                                        <property name="sensitive">True</property>
-                                                        <property name="can_focus">False</property>
                                                         <property name="use_action_appearance">False</property>
                                                         <property name="use_underline">True</property>
                                                       </object>
@@ -2680,10 +2329,7 @@ microphone-sensitivity-medium-symbolic</property>
                                                     <child>
                                                       <object class="GtkCheckMenuItem" id="checkmenuitem4">
                                                         <property name="label">_Check</property>
-                                                        <property name="active">False</property>
                                                         <property name="visible">True</property>
-                                                        <property name="sensitive">True</property>
-                                                        <property name="can_focus">False</property>
                                                         <property name="use_action_appearance">False</property>
                                                         <property name="use_underline">True</property>
                                                       </object>
@@ -2691,10 +2337,8 @@ microphone-sensitivity-medium-symbolic</property>
                                                     <child>
                                                       <object class="GtkCheckMenuItem" id="checkmenuitem5">
                                                         <property name="label">_Check</property>
-                                                        <property name="active">False</property>
                                                         <property name="visible">True</property>
                                                         <property name="sensitive">False</property>
-                                                        <property name="can_focus">False</property>
                                                         <property name="use_action_appearance">False</property>
                                                         <property name="use_underline">True</property>
                                                       </object>
@@ -2702,11 +2346,9 @@ microphone-sensitivity-medium-symbolic</property>
                                                     <child>
                                                       <object class="GtkCheckMenuItem" id="checkmenuitem6">
                                                         <property name="label">_Check</property>
-                                                        <property name="active">False</property>
                                                         <property name="visible">True</property>
                                                         <property name="inconsistent">True</property>
                                                         <property name="sensitive">False</property>
-                                                        <property name="can_focus">False</property>
                                                         <property name="use_action_appearance">False</property>
                                                         <property name="use_underline">True</property>
                                                       </object>
@@ -2721,8 +2363,6 @@ microphone-sensitivity-medium-symbolic</property>
                                                         <property name="label">_Radio</property>
                                                         <property name="active">True</property>
                                                         <property name="visible">True</property>
-                                                        <property name="sensitive">True</property>
-                                                        <property name="can_focus">False</property>
                                                         <property name="use_action_appearance">False</property>
                                                         <property name="use_underline">True</property>
                                                       </object>
@@ -2733,7 +2373,6 @@ microphone-sensitivity-medium-symbolic</property>
                                                         <property name="active">True</property>
                                                         <property name="visible">True</property>
                                                         <property name="sensitive">False</property>
-                                                        <property name="can_focus">False</property>
                                                         <property name="use_action_appearance">False</property>
                                                         <property name="use_underline">True</property>
                                                       </object>
@@ -2741,11 +2380,8 @@ microphone-sensitivity-medium-symbolic</property>
                                                     <child>
                                                       <object class="GtkRadioMenuItem" id="radiomenuitem3">
                                                         <property name="label">_Radio</property>
-                                                        <property name="active">False</property>
                                                         <property name="visible">True</property>
                                                         <property name="inconsistent">True</property>
-                                                        <property name="sensitive">True</property>
-                                                        <property name="can_focus">False</property>
                                                         <property name="use_action_appearance">False</property>
                                                         <property name="use_underline">True</property>
                                                       </object>
@@ -2753,10 +2389,7 @@ microphone-sensitivity-medium-symbolic</property>
                                                     <child>
                                                       <object class="GtkRadioMenuItem" id="radiomenuitem4">
                                                         <property name="label">_Radio</property>
-                                                        <property name="active">False</property>
                                                         <property name="visible">True</property>
-                                                        <property name="sensitive">True</property>
-                                                        <property name="can_focus">False</property>
                                                         <property name="use_action_appearance">False</property>
                                                         <property name="use_underline">True</property>
                                                       </object>
@@ -2764,10 +2397,8 @@ microphone-sensitivity-medium-symbolic</property>
                                                     <child>
                                                       <object class="GtkRadioMenuItem" id="radiomenuitem5">
                                                         <property name="label">_Radio</property>
-                                                        <property name="active">False</property>
                                                         <property name="visible">True</property>
                                                         <property name="sensitive">False</property>
-                                                        <property name="can_focus">False</property>
                                                         <property name="use_action_appearance">False</property>
                                                         <property name="use_underline">True</property>
                                                       </object>
@@ -2775,11 +2406,9 @@ microphone-sensitivity-medium-symbolic</property>
                                                     <child>
                                                       <object class="GtkRadioMenuItem" id="radiomenuitem6">
                                                         <property name="label">_Radio</property>
-                                                        <property name="active">False</property>
                                                         <property name="visible">True</property>
                                                         <property name="inconsistent">True</property>
                                                         <property name="sensitive">False</property>
-                                                        <property name="can_focus">False</property>
                                                         <property name="use_action_appearance">False</property>
                                                         <property name="use_underline">True</property>
                                                       </object>
@@ -2795,19 +2424,16 @@ microphone-sensitivity-medium-symbolic</property>
                                     <child>
                                       <object class="GtkMenuItem" id="menuitem3">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">False</property>
                                         <property name="use_action_appearance">False</property>
                                         <property name="label" translatable="yes">_View</property>
                                         <property name="use_underline">True</property>
                                         <child type="submenu">
                                           <object class="GtkMenu" id="view-menu">
                                             <property name="visible">True</property>
-                                            <property name="can_focus">False</property>
                                             <child>
                                               <object class="GtkCheckMenuItem" id="darkmenuitem">
                                                 <property name="label">_Dark theme</property>
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                                 <property name="use_underline">True</property>
                                                 <property name="action_name">win.dark</property>
@@ -2818,7 +2444,6 @@ microphone-sensitivity-medium-symbolic</property>
                                                 <property name="label">_Toolbar</property>
                                                 <property name="visible">True</property>
                                                 <property name="active">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                                 <property name="use_underline">True</property>
                                                 <property name="action_name">win.toolbar</property>
@@ -2829,7 +2454,6 @@ microphone-sensitivity-medium-symbolic</property>
                                                 <property name="label">_Statusbar</property>
                                                 <property name="visible">True</property>
                                                 <property name="active">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                                 <property name="use_underline">True</property>
                                                 <property name="action_name">win.statusbar</property>
@@ -2842,19 +2466,16 @@ microphone-sensitivity-medium-symbolic</property>
                                     <child>
                                       <object class="GtkMenuItem" id="menuitem4">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">False</property>
                                         <property name="use_action_appearance">False</property>
                                         <property name="label" translatable="yes">_Help</property>
                                         <property name="use_underline">True</property>
                                         <child type="submenu">
                                           <object class="GtkMenu" id="menu3">
                                             <property name="visible">True</property>
-                                            <property name="can_focus">False</property>
                                             <child>
                                               <object class="GtkMenuItem" id="aboutmenuitem">
                                                 <property name="label" translatable="yes">_About</property>
                                                 <property name="visible">True</property>
-                                                <property name="can_focus">False</property>
                                                 <property name="use_action_appearance">False</property>
                                                 <property name="use_underline">True</property>
                                                 <property name="action_name">app.about</property>
@@ -2961,13 +2582,11 @@ microphone-sensitivity-medium-symbolic</property>
                         <child>
                           <object class="GtkSeparator">
                             <property name="visible">True</property>
-                            <property name="orientation">horizontal</property>
                           </object>
                         </child>
                         <child>
                           <object class="GtkBox">
                             <property name="visible">True</property>
-                            <property name="orientation">horizontal</property>
                             <child>
                               <object class="GtkBox">
                                 <property name="spacing">10</property>
@@ -2979,7 +2598,6 @@ microphone-sensitivity-medium-symbolic</property>
                                     <child>
                                       <object class="GtkPaned">
                                         <property name="visible">True</property>
-                                        <property name="orientation">horizontal</property>
                                         <style>
                                           <class name="view"/>
                                         </style>
@@ -3049,29 +2667,24 @@ microphone-sensitivity-medium-symbolic</property>
                         <child>
                           <object class="GtkCalendar">
                             <property name="visible">True</property>
-                            <property name="expand">False</property>
                             <property name="halign">center</property>
                           </object>
                         </child>
                         <child>
                           <object class="GtkSeparator">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
-                            <property name="orientation">horizontal</property>
                           </object>
                         </child>
                         <child>
                           <object class="GtkExpander" id="expander1">
                             <property name="visible">True</property>
                             <property name="can_focus">True</property>
-                            <property name="expand">False</property>
                             <property name="expanded">True</property>
                             <child>
                               <object class="GtkScrolledWindow" id="scrolledwindow3">
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
                                 <property name="shadow_type">in</property>
-                                <property name="hscrollbar_policy">automatic</property>
                                 <property name="margin-top">6</property>
                                 <property name="height_request">226</property>
                                 <child>
@@ -3093,7 +2706,6 @@ microphone-sensitivity-medium-symbolic</property>
                             <child type="label">
                               <object class="GtkLabel" id="label19">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
                                 <property name="label" translatable="yes">Expander</property>
                               </object>
                             </child>
@@ -3140,7 +2752,6 @@ microphone-sensitivity-medium-symbolic</property>
             <child>
               <object class="GtkBox">
                 <property name="visible">True</property>
-                <property name="orientation">horizontal</property>
                 <property name="border-width">16</property>
                 <property name="spacing">10</property>
                 <child>
@@ -3175,7 +2786,6 @@ microphone-sensitivity-medium-symbolic</property>
                                 </child>
                                 <child>
                                   <object class="GtkTreeViewColumn">
-                                    <property name="visible">True</property>
                                     <property name="title" translatable="yes">Name</property>
                                     <child>
                                       <object class="GtkCellRendererText"/>
@@ -3187,7 +2797,6 @@ microphone-sensitivity-medium-symbolic</property>
                                 </child>
                                 <child>
                                   <object class="GtkTreeViewColumn">
-                                    <property name="visible">True</property>
                                     <property name="title" translatable="yes">Birth</property>
                                     <child>
                                       <object class="GtkCellRendererText"/>
@@ -3199,7 +2808,6 @@ microphone-sensitivity-medium-symbolic</property>
                                 </child>
                                 <child>
                                   <object class="GtkTreeViewColumn">
-                                    <property name="visible">True</property>
                                     <property name="title" translatable="yes">Death</property>
                                     <child>
                                       <object class="GtkCellRendererText"/>
@@ -3219,7 +2827,7 @@ microphone-sensitivity-medium-symbolic</property>
                             <property name="selectable">True</property>
                             <property name="halign">start</property>
                             <property name="use-markup">True</property>
-                            <property name="label" translatable="True"><![CDATA[<small>Data source: <a href="http://en.wikipedia.org/wiki/Charlemagne#Ancestry">Wikipedia</a></small>]]></property>
+                            <property name="label" translatable="True">&lt;small&gt;Data source: &lt;a href=&quot;http://en.wikipedia.org/wiki/Charlemagne#Ancestry&quot;&gt;Wikipedia&lt;/a&gt;&lt;/small&gt;</property>
                           </object>
                         </child>
                       </object>
@@ -3227,15 +2835,12 @@ microphone-sensitivity-medium-symbolic</property>
                     <child>
                       <object class="GtkSeparator">
                         <property name="visible">True</property>
-                        <property name="orientation">horizontal</property>
                       </object>
                     </child>
                     <child>
                       <object class="GtkScrolledWindow">
                         <property name="visible">True</property>
                         <property name="hscrollbar-policy">never</property>
-                        <property name="vscrollbar-policy">automatic</property>
-                        <property name="halign">fill</property>
                         <property name="vexpand">True</property>
                         <property name="shadow-type">in</property>
                         <child>
@@ -3263,7 +2868,6 @@ microphone-sensitivity-medium-symbolic</property>
                     <child>
                       <object class="GtkBox">
                         <property name="visible">True</property>
-                        <property name="orientation">horizontal</property>
                         <property name="halign">start</property>
                         <property name="spacing">6</property>
                         <child>
@@ -3277,7 +2881,6 @@ microphone-sensitivity-medium-symbolic</property>
                             <child>
                               <object class="GtkBox">
                                 <property name="visible">True</property>
-                                <property name="orientation">horizontal</property>
                                 <property name="spacing">6</property>
                                 <child>
                                   <object class="GtkLabel">
@@ -3310,7 +2913,6 @@ microphone-sensitivity-medium-symbolic</property>
                             <child>
                               <object class="GtkBox">
                                 <property name="visible">True</property>
-                                <property name="orientation">horizontal</property>
                                 <property name="spacing">6</property>
                                 <child>
                                   <object class="GtkImage">
@@ -3333,7 +2935,6 @@ microphone-sensitivity-medium-symbolic</property>
                         <child>
                           <object class="GtkBox">
                             <property name="visible">True</property>
-                            <property name="orientation">horizontal</property>
                             <style>
                               <class name="linked"/>
                             </style>
@@ -3395,7 +2996,6 @@ microphone-sensitivity-medium-symbolic</property>
                     <child>
                       <object class="GtkSeparator">
                         <property name="visible">True</property>
-                        <property name="orientation">horizontal</property>
                       </object>
                     </child>
                     <child>
@@ -3404,7 +3004,6 @@ microphone-sensitivity-medium-symbolic</property>
                         <child>
                           <object class="GtkBox">
                             <property name="visible">True</property>
-                            <property name="orientation">horizontal</property>
                             <child>
                               <object class="GtkStackSidebar">
                                 <property name="visible">True</property>
@@ -3451,7 +3050,6 @@ microphone-sensitivity-medium-symbolic</property>
                                     <child>
                                       <object class="GtkBox">
                                         <property name="visible">True</property>
-                                        <property name="orientation">horizontal</property>
                                         <property name="spacing">2</property>
                                         <child>
                                           <object class="GtkComboBoxText">
@@ -3622,7 +3220,6 @@ microphone-sensitivity-medium-symbolic</property>
                         <child>
                           <object class="GtkBox">
                             <property name="visible">True</property>
-                            <property name="orientation">horizontal</property>
                             <child>
                               <object class="GtkToolbar">
                                 <property name="visible">True</property>
@@ -3658,8 +3255,6 @@ microphone-sensitivity-medium-symbolic</property>
                             <child>
                               <object class="GtkScrolledWindow">
                                 <property name="visible">True</property>
-                                <property name="hscrollbar-policy">automatic</property>
-                                <property name="vscrollbar-policy">automatic</property>
                                 <child>
                                   <object class="GtkTextView" id="tooltextview">
                                     <property name="visible">True</property>
@@ -3766,7 +3361,6 @@ microphone-sensitivity-medium-symbolic</property>
                             <property name="no-show-all">True</property>
                             <property name="opacity">0.9</property>
                             <property name="margin">20</property>
-                            <property name="halign">fill</property>
                             <property name="valign">end</property>
                             <style>
                               <class name="osd"/>
@@ -3777,7 +3371,6 @@ microphone-sensitivity-medium-symbolic</property>
                                 <child>
                                   <object class="GtkBox">
                                     <property name="visible">True</property>
-                                    <property name="orientation">horizontal</property>
                                     <style>
                                       <class name="linked"/>
                                     </style>
@@ -3822,7 +3415,6 @@ microphone-sensitivity-medium-symbolic</property>
                                   <object class="GtkScale">
                                     <property name="visible">True</property>
                                     <property name="draw-value">False</property>
-                                    <property name="orientation">horizontal</property>
                                     <property name="adjustment">adjustment1</property>
                                   </object>
                                 </child>
@@ -3838,7 +3430,6 @@ microphone-sensitivity-medium-symbolic</property>
                                   <object class="GtkVolumeButton">
                                     <property name="visible">True</property>
                                     <property name="orientation">vertical</property>
-                                    <property name="use-symbolic">True</property>
                                     <property name="value">.5</property>
                                     <style>
                                       <class name="image-button"/>
@@ -3856,7 +3447,6 @@ microphone-sensitivity-medium-symbolic</property>
                             <child>
                               <object class="GtkPaned">
                                 <property name="visible">True</property>
-                                <property name="orientation">horizontal</property>
                                 <property name="wide-handle">True</property>
                                 <child>
                                   <object class="GtkNotebook">
@@ -3869,13 +3459,11 @@ microphone-sensitivity-medium-symbolic</property>
                                       </object>
                                       <packing>
                                         <property name="tab-expand">True</property>
-                                        <property name="tab-fill">True</property>
                                       </packing>
                                     </child>
                                     <child type="tab">
                                       <object class="GtkBox">
                                         <property name="visible">True</property>
-                                        <property name="orientation">horizontal</property>
                                         <child type="center">
                                           <object class="GtkLabel">
                                             <property name="visible">True</property>
@@ -3911,13 +3499,11 @@ microphone-sensitivity-medium-symbolic</property>
                                       </object>
                                       <packing>
                                         <property name="tab-expand">True</property>
-                                        <property name="tab-fill">True</property>
                                       </packing>
                                     </child>
                                     <child type="tab">
                                       <object class="GtkBox">
                                         <property name="visible">True</property>
-                                        <property name="orientation">horizontal</property>
                                         <child type="center">
                                           <object class="GtkLabel">
                                             <property name="visible">True</property>
@@ -4088,21 +3674,16 @@ bad things might happen.</property>
               <packing>
                 <property name="left-attach">0</property>
                 <property name="top-attach">0</property>
-                <property name="width">1</property>
-                <property name="height">1</property>
               </packing>
             </child>
             <child>
               <object class="GtkEntry" id="details_entry">
                 <property name="visible">True</property>
-                <property name="halign">fill</property>
                 <property name="valign">baseline</property>
               </object>
               <packing>
                 <property name="left-attach">1</property>
                 <property name="top-attach">0</property>
-                <property name="width">1</property>
-                <property name="height">1</property>
               </packing>
             </child>
             <child>
@@ -4120,21 +3701,16 @@ bad things might happen.</property>
               <packing>
                 <property name="left-attach">0</property>
                 <property name="top-attach">1</property>
-                <property name="width">1</property>
-                <property name="height">1</property>
               </packing>
             </child>
             <child>
               <object class="GtkEntry" id="more_details_entry">
                 <property name="visible">True</property>
-                <property name="halign">fill</property>
                 <property name="valign">baseline</property>
               </object>
               <packing>
                 <property name="left-attach">1</property>
                 <property name="top-attach">1</property>
-                <property name="width">1</property>
-                <property name="height">1</property>
               </packing>
             </child>
             <child>
@@ -4152,14 +3728,11 @@ bad things might happen.</property>
               <packing>
                 <property name="left-attach">0</property>
                 <property name="top-attach">2</property>
-                <property name="width">1</property>
-                <property name="height">1</property>
               </packing>
             </child>
             <child>
               <object class="GtkScale" id="level_scale">
                 <property name="visible">True</property>
-                <property name="halign">fill</property>
                 <property name="valign">baseline</property>
                 <property name="draw-value">False</property>
                 <property name="adjustment">adjustment1</property>
@@ -4167,8 +3740,6 @@ bad things might happen.</property>
               <packing>
                 <property name="left-attach">1</property>
                 <property name="top-attach">2</property>
-                <property name="width">1</property>
-                <property name="height">1</property>
               </packing>
             </child>
             <child>
@@ -4186,8 +3757,6 @@ bad things might happen.</property>
               <packing>
                 <property name="left-attach">0</property>
                 <property name="top-attach">3</property>
-                <property name="width">1</property>
-                <property name="height">1</property>
               </packing>
             </child>
             <child>
@@ -4199,8 +3768,6 @@ bad things might happen.</property>
               <packing>
                 <property name="left-attach">1</property>
                 <property name="top-attach">3</property>
-                <property name="width">1</property>
-                <property name="height">1</property>
               </packing>
             </child>
           </object>
@@ -4219,7 +3786,6 @@ bad things might happen.</property>
         <child>
           <object class="GtkFlowBox" id="selection_flowbox">
             <property name="visible">True</property>
-            <property name="selection-mode">single</property>
             <property name="row-spacing">10</property>
             <property name="column-spacing">10</property>
             <property name="margin">10</property>