postgui.hal
net jog-x-plus halui.jog.0.plus gladevcp.X_Left
net jog-x-minus halui.jog.0.minus gladevcp.X_Right

GladePy.ui            <child>
              <object class="HAL_Button" id="X_Left">
                <property name="label" translatable="yes">Left</property>
                <property name="width_request">60</property>
                <property name="visible">True</property>
                <property name="can_focus">True</property>
                <property name="receives_default">True</property>
              </object>
              <packing>
                <property name="position">0</property>
              </packing>
            </child>

            <child>
              <object class="HAL_Button" id="X_Right">
                <property name="label" translatable="yes">Right</property>
                <property name="width_request">60</property>
                <property name="visible">True</property>
                <property name="can_focus">True</property>
                <property name="receives_default">True</property>
              </object>
              <packing>
                <property name="position">2</property>
              </packing>
            </child>
          </object>