<interface> <object class="GtkWindow" id="window"> <property name="default-width">600</property> <property name="default-height">400</property> <property name="icon-name">preferences-desktop-font</property> <child type="titlebar"> <object class="GtkBox"> <property name="visible">True</property> <property name="orientation">horizontal</property> <child> <object class="GtkHeaderBar" id="sidebar-header"> <property name="visible">True</property> <child> <object class="GtkCheckButton"> <property name="visible">True</property> <property name="valign">center</property> </object> <packing> <property name="pack-type">end</property> </packing> </child> </object> </child> <child> <object class="GtkSeparator"> <property name="visible">True</property> <property name="orientation">vertical</property> </object> </child> <child> <object class="GtkHeaderBar" id="main-header"> <property name="visible">True</property> <property name="hexpand">True</property> <child> <object class="GtkBox"> <property name="visible">True</property> <property name="orientation">horizontal</property> <style> <class name="linked"/> </style> <child> <object class="GtkButton"> <property name="visible">True</property> <property name="label"><</property> <property name="valign">center</property> </object> </child> <child> <object class="GtkButton"> <property name="visible">True</property> <property name="label">></property> <property name="valign">center</property> </object> </child> </object> <packing> <property name="pack-type">start</property> </packing> </child> </object> </child> </object> </child> <child> <object class="GtkBox"> <property name="visible">True</property> <property name="orientation">horizontal</property> <child> <object class="GtkListBox" id="sidebar-content"> <property name="visible">True</property> <property name="selection-mode">none</property> <child> <object class="GtkLabel"> <property name="visible">True</property> <property name="label">Bla</property> <property name="xalign">0</property> </object> </child> <child> <object class="GtkLabel"> <property name="visible">True</property> <property name="label">Bla bla</property> <property name="xalign">0</property> </object> </child> <child> <object class="GtkLabel"> <property name="visible">True</property> <property name="label">Bla bla bla</property> <property name="xalign">0</property> </object> </child> <child> <object class="GtkLabel"> <property name="visible">True</property> <property name="label">Bla bla bla bla</property> <property name="xalign">0</property> </object> </child> </object> </child> <child> <object class="GtkScrolledWindow" id="main-content"> <property name="visible">True</property> <property name="hexpand">True</property> <property name="vexpand">True</property> <property name="hscrollbar-policy">always</property> <property name="vscrollbar-policy">always</property> <child> <object class="GtkGrid"> <property name="visible">True</property> <property name="margin">20</property> <property name="row-spacing">10</property> <property name="column-spacing">10</property> <child> <object class="GtkLabel"> <property name="visible">True</property> <property name="label">Layout</property> </object> <packing> <property name="left-attach">0</property> <property name="top-attach">0</property> </packing> </child> <child> <object class="GtkEntry" id="layout-entry"> <property name="visible">True</property> <property name="width-chars">25</property> </object> <packing> <property name="left-attach">1</property> <property name="top-attach">0</property> </packing> </child> <child> <object class="GtkLabel"> <property name="visible">True</property> <property name="label">Decorations</property> </object> <packing> <property name="left-attach">0</property> <property name="top-attach">1</property> </packing> </child> <child> <object class="GtkCheckButton" id="decorations"> <property name="visible">True</property> </object> <packing> <property name="left-attach">1</property> <property name="top-attach">1</property> </packing> </child> </object> </child> </object> </child> </object> </child> </object> <object class="GtkSizeGroup"> <property name="mode">horizontal</property> <widgets> <widget name="sidebar-header"/> <widget name="sidebar-content"/> </widgets> </object> <object class="GtkSizeGroup"> <property name="mode">horizontal</property> <widgets> <widget name="main-header"/> <widget name="main-content"/> </widgets> </object> </interface>