<?xml version="1.0" encoding="UTF-8"?>
<!-- Generated with glade 3.38.1 -->
<interface domain="pulseeffects">
  <requires lib="gtk+" version="3.24"/>
  <object class="GtkAdjustment" id="compression_gain_db">
    <property name="upper">90</property>
    <property name="value">9</property>
    <property name="step-increment">1</property>
    <property name="page-increment">10</property>
  </object>
  <object class="GtkImage" id="image1">
    <property name="visible">True</property>
    <property name="can-focus">False</property>
    <property name="icon-name">go-up-symbolic</property>
  </object>
  <object class="GtkImage" id="image2">
    <property name="visible">True</property>
    <property name="can-focus">False</property>
    <property name="icon-name">go-down-symbolic</property>
  </object>
  <object class="GtkBox" id="listbox_control">
    <property name="visible">True</property>
    <property name="can-focus">False</property>
    <property name="spacing">10</property>
    <child>
      <object class="GtkBox">
        <property name="visible">True</property>
        <property name="can-focus">False</property>
        <property name="halign">end</property>
        <property name="spacing">6</property>
        <child>
          <object class="GtkButton" id="plugin_up">
            <property name="visible">True</property>
            <property name="can-focus">True</property>
            <property name="receives-default">True</property>
            <property name="halign">end</property>
            <property name="valign">center</property>
            <property name="image">image1</property>
            <property name="always-show-image">True</property>
          </object>
          <packing>
            <property name="expand">False</property>
            <property name="fill">True</property>
            <property name="position">0</property>
          </packing>
        </child>
        <child>
          <object class="GtkButton" id="plugin_down">
            <property name="visible">True</property>
            <property name="can-focus">True</property>
            <property name="receives-default">True</property>
            <property name="halign">end</property>
            <property name="valign">center</property>
            <property name="image">image2</property>
            <property name="always-show-image">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">True</property>
        <property name="pack-type">end</property>
        <property name="position">0</property>
      </packing>
    </child>
    <child>
      <object class="GtkBox">
        <property name="visible">True</property>
        <property name="can-focus">False</property>
        <property name="halign">start</property>
        <property name="spacing">6</property>
        <child>
          <object class="GtkCheckButton" id="enable">
            <property name="visible">True</property>
            <property name="can-focus">True</property>
            <property name="receives-default">False</property>
            <property name="valign">center</property>
            <property name="draw-indicator">True</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="plugin_name_label">
            <property name="visible">True</property>
            <property name="can-focus">False</property>
            <property name="halign">start</property>
            <property name="label" translatable="yes">WebRTC</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">True</property>
        <property name="position">1</property>
      </packing>
    </child>
  </object>
  <object class="GtkAdjustment" id="target_level_dbfs">
    <property name="upper">31</property>
    <property name="value">3</property>
    <property name="step-increment">1</property>
    <property name="page-increment">1</property>
  </object>
  <object class="GtkAdjustment" id="voice_detection_frame_size">
    <property name="lower">10</property>
    <property name="upper">30</property>
    <property name="value">10</property>
    <property name="step-increment">1</property>
    <property name="page-increment">1</property>
  </object>
  <!-- n-columns=1 n-rows=2 -->
  <object class="GtkGrid" id="widgets_grid">
    <property name="visible">True</property>
    <property name="can-focus">False</property>
    <property name="valign">center</property>
    <property name="margin-start">6</property>
    <property name="margin-end">6</property>
    <property name="row-spacing">18</property>
    <child>
      <!-- n-columns=3 n-rows=1 -->
      <object class="GtkGrid">
        <property name="visible">True</property>
        <property name="can-focus">False</property>
        <property name="column-homogeneous">True</property>
        <child>
          <object class="GtkButton" id="plugin_reset">
            <property name="label" translatable="yes">Reset</property>
            <property name="visible">True</property>
            <property name="can-focus">True</property>
            <property name="receives-default">True</property>
            <property name="halign">center</property>
            <property name="valign">center</property>
            <property name="image-position">right</property>
          </object>
          <packing>
            <property name="left-attach">1</property>
            <property name="top-attach">0</property>
          </packing>
        </child>
        <child>
          <object class="GtkBox">
            <property name="visible">True</property>
            <property name="can-focus">False</property>
            <property name="halign">end</property>
            <property name="valign">center</property>
            <property name="spacing">4</property>
            <child>
              <object class="GtkLabel">
                <property name="visible">True</property>
                <property name="can-focus">False</property>
                <property name="label" translatable="yes">Provided by</property>
              </object>
              <packing>
                <property name="expand">False</property>
                <property name="fill">True</property>
                <property name="position">0</property>
              </packing>
            </child>
            <child>
              <object class="GtkLabel">
                <property name="visible">True</property>
                <property name="can-focus">False</property>
                <property name="label">WebRTC</property>
                <attributes>
                  <attribute name="weight" value="bold"/>
                </attributes>
              </object>
              <packing>
                <property name="expand">False</property>
                <property name="fill">True</property>
                <property name="position">1</property>
              </packing>
            </child>
          </object>
          <packing>
            <property name="left-attach">2</property>
            <property name="top-attach">0</property>
          </packing>
        </child>
        <child>
          <object class="GtkBox">
            <property name="visible">True</property>
            <property name="can-focus">False</property>
            <child>
              <placeholder/>
            </child>
          </object>
          <packing>
            <property name="left-attach">0</property>
            <property name="top-attach">0</property>
          </packing>
        </child>
      </object>
      <packing>
        <property name="left-attach">0</property>
        <property name="top-attach">1</property>
      </packing>
    </child>
    <child>
      <object class="GtkScrolledWindow">
        <property name="visible">True</property>
        <property name="can-focus">True</property>
        <property name="propagate-natural-width">True</property>
        <property name="propagate-natural-height">True</property>
        <child>
          <object class="GtkViewport">
            <property name="visible">True</property>
            <property name="can-focus">False</property>
            <child>
              <object class="GtkBox" id="controls">
                <property name="visible">True</property>
                <property name="can-focus">False</property>
                <property name="valign">center</property>
                <property name="hexpand">True</property>
                <property name="orientation">vertical</property>
                <property name="spacing">18</property>
                <child>
                  <!-- n-columns=1 n-rows=2 -->
                  <object class="GtkGrid">
                    <property name="visible">True</property>
                    <property name="can-focus">False</property>
                    <property name="hexpand">True</property>
                    <property name="row-spacing">18</property>
                    <child>
                      <object class="GtkStack" id="stack">
                        <property name="visible">True</property>
                        <property name="can-focus">False</property>
                        <property name="hexpand">True</property>
                        <property name="transition-duration">250</property>
                        <property name="transition-type">slide-left-right</property>
                        <child>
                          <!-- n-columns=1 n-rows=3 -->
                          <object class="GtkGrid">
                            <property name="visible">True</property>
                            <property name="can-focus">False</property>
                            <property name="valign">center</property>
                            <property name="hexpand">True</property>
                            <property name="row-spacing">16</property>
                            <property name="column-homogeneous">True</property>
                            <child>
                              <object class="GtkToggleButton" id="echo_cancel">
                                <property name="label" translatable="yes">Enable</property>
                                <property name="visible">True</property>
                                <property name="can-focus">True</property>
                                <property name="receives-default">True</property>
                                <property name="halign">center</property>
                              </object>
                              <packing>
                                <property name="left-attach">0</property>
                                <property name="top-attach">0</property>
                              </packing>
                            </child>
                            <child>
                              <!-- n-columns=3 n-rows=2 -->
                              <object class="GtkGrid">
                                <property name="visible">True</property>
                                <property name="can-focus">False</property>
                                <property name="margin-bottom">8</property>
                                <property name="hexpand">True</property>
                                <property name="row-spacing">6</property>
                                <property name="column-spacing">48</property>
                                <property name="column-homogeneous">True</property>
                                <child>
                                  <object class="GtkToggleButton" id="extended_filter">
                                    <property name="label" translatable="yes">Extended Filter</property>
                                    <property name="visible">True</property>
                                    <property name="can-focus">True</property>
                                    <property name="receives-default">True</property>
                                    <property name="halign">center</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">0</property>
                                    <property name="top-attach">1</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkToggleButton" id="high_pass_filter">
                                    <property name="label" translatable="yes">High Pass Filter</property>
                                    <property name="visible">True</property>
                                    <property name="can-focus">True</property>
                                    <property name="receives-default">True</property>
                                    <property name="halign">center</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">2</property>
                                    <property name="top-attach">1</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkComboBoxText" id="echo_suppression_level">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                    <items>
                                      <item translatable="yes">Low</item>
                                      <item translatable="yes">Moderate</item>
                                      <item translatable="yes">High</item>
                                    </items>
                                  </object>
                                  <packing>
                                    <property name="left-attach">1</property>
                                    <property name="top-attach">1</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkLabel">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                    <property name="label" translatable="yes">Suppression Level</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="can-focus">False</property>
                                    <property name="halign">center</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">0</property>
                                    <property name="top-attach">0</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkAccelLabel">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">2</property>
                                    <property name="top-attach">0</property>
                                  </packing>
                                </child>
                              </object>
                              <packing>
                                <property name="left-attach">0</property>
                                <property name="top-attach">1</property>
                              </packing>
                            </child>
                            <child>
                              <object class="GtkToggleButton" id="delay_agnostic">
                                <property name="label" translatable="yes">Delay Agnostic</property>
                                <property name="visible">True</property>
                                <property name="can-focus">True</property>
                                <property name="receives-default">True</property>
                                <property name="halign">center</property>
                              </object>
                              <packing>
                                <property name="left-attach">0</property>
                                <property name="top-attach">2</property>
                              </packing>
                            </child>
                          </object>
                          <packing>
                            <property name="name">echo_canceller</property>
                            <property name="title" translatable="yes">Echo Canceller</property>
                          </packing>
                        </child>
                        <child>
                          <!-- n-columns=1 n-rows=2 -->
                          <object class="GtkGrid">
                            <property name="visible">True</property>
                            <property name="can-focus">False</property>
                            <property name="valign">center</property>
                            <property name="hexpand">True</property>
                            <property name="row-spacing">18</property>
                            <property name="column-homogeneous">True</property>
                            <child>
                              <object class="GtkToggleButton" id="noise_suppression">
                                <property name="label" translatable="yes">Enable</property>
                                <property name="visible">True</property>
                                <property name="can-focus">True</property>
                                <property name="receives-default">True</property>
                                <property name="halign">center</property>
                              </object>
                              <packing>
                                <property name="left-attach">0</property>
                                <property name="top-attach">0</property>
                              </packing>
                            </child>
                            <child>
                              <!-- n-columns=1 n-rows=2 -->
                              <object class="GtkGrid">
                                <property name="visible">True</property>
                                <property name="can-focus">False</property>
                                <property name="halign">center</property>
                                <property name="row-spacing">6</property>
                                <child>
                                  <object class="GtkLabel">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                    <property name="label" translatable="yes">Suppression Level</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">0</property>
                                    <property name="top-attach">0</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkComboBoxText" id="noise_suppression_level">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                    <items>
                                      <item translatable="yes">Low</item>
                                      <item translatable="yes">Moderate</item>
                                      <item translatable="yes">High</item>
                                      <item translatable="yes">Very High</item>
                                    </items>
                                  </object>
                                  <packing>
                                    <property name="left-attach">0</property>
                                    <property name="top-attach">1</property>
                                  </packing>
                                </child>
                              </object>
                              <packing>
                                <property name="left-attach">0</property>
                                <property name="top-attach">1</property>
                              </packing>
                            </child>
                          </object>
                          <packing>
                            <property name="name">noise_suppressor</property>
                            <property name="title" translatable="yes">Noise Suppressor</property>
                            <property name="position">1</property>
                          </packing>
                        </child>
                        <child>
                          <!-- n-columns=1 n-rows=2 -->
                          <object class="GtkGrid">
                            <property name="visible">True</property>
                            <property name="can-focus">False</property>
                            <property name="valign">center</property>
                            <property name="hexpand">True</property>
                            <property name="row-spacing">18</property>
                            <property name="column-homogeneous">True</property>
                            <child>
                              <object class="GtkToggleButton" id="gain_control">
                                <property name="label" translatable="yes">Enable</property>
                                <property name="visible">True</property>
                                <property name="can-focus">True</property>
                                <property name="receives-default">True</property>
                                <property name="halign">center</property>
                              </object>
                              <packing>
                                <property name="left-attach">0</property>
                                <property name="top-attach">0</property>
                              </packing>
                            </child>
                            <child>
                              <!-- n-columns=1 n-rows=2 -->
                              <object class="GtkGrid">
                                <property name="visible">True</property>
                                <property name="can-focus">False</property>
                                <property name="halign">center</property>
                                <property name="row-spacing">6</property>
                                <child>
                                  <object class="GtkLabel">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                    <property name="label" translatable="yes">Mode</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">0</property>
                                    <property name="top-attach">0</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkComboBoxText" id="gain_control_mode">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                    <items>
                                      <item translatable="yes">Adaptive Digital</item>
                                      <item translatable="yes">Fixed Digital</item>
                                    </items>
                                  </object>
                                  <packing>
                                    <property name="left-attach">0</property>
                                    <property name="top-attach">1</property>
                                  </packing>
                                </child>
                              </object>
                              <packing>
                                <property name="left-attach">0</property>
                                <property name="top-attach">1</property>
                              </packing>
                            </child>
                          </object>
                          <packing>
                            <property name="name">gain_controller</property>
                            <property name="title" translatable="yes">Gain Controller</property>
                            <property name="position">2</property>
                          </packing>
                        </child>
                        <child>
                          <!-- n-columns=1 n-rows=1 -->
                          <object class="GtkGrid">
                            <property name="visible">True</property>
                            <property name="can-focus">False</property>
                            <property name="valign">center</property>
                            <property name="hexpand">True</property>
                            <property name="row-spacing">18</property>
                            <property name="column-homogeneous">True</property>
                            <child>
                              <!-- n-columns=3 n-rows=2 -->
                              <object class="GtkGrid">
                                <property name="visible">True</property>
                                <property name="can-focus">False</property>
                                <property name="row-spacing">6</property>
                                <property name="column-spacing">48</property>
                                <property name="column-homogeneous">True</property>
                                <child>
                                  <object class="GtkLabel">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                    <property name="label" translatable="yes">Target Level</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">0</property>
                                    <property name="top-attach">0</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkSpinButton">
                                    <property name="visible">True</property>
                                    <property name="can-focus">True</property>
                                    <property name="halign">center</property>
                                    <property name="width-chars">10</property>
                                    <property name="text">3</property>
                                    <property name="secondary-icon-name">pulseeffects-db-symbolic</property>
                                    <property name="input-purpose">number</property>
                                    <property name="orientation">vertical</property>
                                    <property name="adjustment">target_level_dbfs</property>
                                    <property name="numeric">True</property>
                                    <property name="update-policy">if-valid</property>
                                    <property name="value">3</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">0</property>
                                    <property name="top-attach">1</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkLabel">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                    <property name="label" translatable="yes">Maximum Gain</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">2</property>
                                    <property name="top-attach">0</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkSpinButton">
                                    <property name="visible">True</property>
                                    <property name="can-focus">True</property>
                                    <property name="halign">center</property>
                                    <property name="width-chars">10</property>
                                    <property name="text">9</property>
                                    <property name="secondary-icon-name">pulseeffects-db-symbolic</property>
                                    <property name="input-purpose">number</property>
                                    <property name="orientation">vertical</property>
                                    <property name="adjustment">compression_gain_db</property>
                                    <property name="numeric">True</property>
                                    <property name="update-policy">if-valid</property>
                                    <property name="value">9</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">2</property>
                                    <property name="top-attach">1</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkLabel">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">1</property>
                                    <property name="top-attach">0</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkToggleButton" id="limiter">
                                    <property name="label" translatable="yes">Limiter</property>
                                    <property name="visible">True</property>
                                    <property name="can-focus">True</property>
                                    <property name="receives-default">True</property>
                                    <property name="halign">center</property>
                                    <property name="valign">center</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">1</property>
                                    <property name="top-attach">1</property>
                                  </packing>
                                </child>
                              </object>
                              <packing>
                                <property name="left-attach">0</property>
                                <property name="top-attach">0</property>
                              </packing>
                            </child>
                          </object>
                          <packing>
                            <property name="name">compressor</property>
                            <property name="title" translatable="yes">Compressor</property>
                            <property name="position">3</property>
                          </packing>
                        </child>
                        <child>
                          <!-- n-columns=1 n-rows=2 -->
                          <object class="GtkGrid">
                            <property name="visible">True</property>
                            <property name="can-focus">False</property>
                            <property name="valign">center</property>
                            <property name="hexpand">True</property>
                            <property name="row-spacing">18</property>
                            <property name="column-homogeneous">True</property>
                            <child>
                              <object class="GtkToggleButton" id="voice_detection">
                                <property name="label" translatable="yes">Enable</property>
                                <property name="visible">True</property>
                                <property name="can-focus">True</property>
                                <property name="receives-default">True</property>
                                <property name="halign">center</property>
                              </object>
                              <packing>
                                <property name="left-attach">0</property>
                                <property name="top-attach">0</property>
                              </packing>
                            </child>
                            <child>
                              <!-- n-columns=2 n-rows=2 -->
                              <object class="GtkGrid">
                                <property name="visible">True</property>
                                <property name="can-focus">False</property>
                                <property name="row-spacing">6</property>
                                <property name="column-spacing">60</property>
                                <property name="column-homogeneous">True</property>
                                <child>
                                  <object class="GtkLabel">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                    <property name="label" translatable="yes">Detection Likelihood</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">0</property>
                                    <property name="top-attach">0</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkLabel">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                    <property name="label" translatable="yes">Frame Size</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">1</property>
                                    <property name="top-attach">0</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkComboBoxText" id="voice_detection_likelihood">
                                    <property name="visible">True</property>
                                    <property name="can-focus">False</property>
                                    <property name="halign">center</property>
                                    <items>
                                      <item translatable="yes">Very Low</item>
                                      <item translatable="yes">Low</item>
                                      <item translatable="yes">Moderate</item>
                                      <item translatable="yes">High</item>
                                    </items>
                                  </object>
                                  <packing>
                                    <property name="left-attach">0</property>
                                    <property name="top-attach">1</property>
                                  </packing>
                                </child>
                                <child>
                                  <object class="GtkSpinButton">
                                    <property name="visible">True</property>
                                    <property name="can-focus">True</property>
                                    <property name="halign">center</property>
                                    <property name="width-chars">8</property>
                                    <property name="text">10</property>
                                    <property name="xalign">0.5</property>
                                    <property name="secondary-icon-name">pulseeffects-ms-symbolic</property>
                                    <property name="input-purpose">number</property>
                                    <property name="adjustment">voice_detection_frame_size</property>
                                    <property name="numeric">True</property>
                                    <property name="update-policy">if-valid</property>
                                    <property name="value">10</property>
                                  </object>
                                  <packing>
                                    <property name="left-attach">1</property>
                                    <property name="top-attach">1</property>
                                  </packing>
                                </child>
                              </object>
                              <packing>
                                <property name="left-attach">0</property>
                                <property name="top-attach">1</property>
                              </packing>
                            </child>
                          </object>
                          <packing>
                            <property name="name">voice_detection</property>
                            <property name="title" translatable="yes">Voice Detector</property>
                            <property name="position">4</property>
                          </packing>
                        </child>
                      </object>
                      <packing>
                        <property name="left-attach">0</property>
                        <property name="top-attach">1</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkStackSwitcher">
                        <property name="visible">True</property>
                        <property name="can-focus">False</property>
                        <property name="halign">center</property>
                        <property name="stack">stack</property>
                      </object>
                      <packing>
                        <property name="left-attach">0</property>
                        <property name="top-attach">0</property>
                      </packing>
                    </child>
                  </object>
                  <packing>
                    <property name="expand">False</property>
                    <property name="fill">True</property>
                    <property name="position">0</property>
                  </packing>
                </child>
                <child>
                  <!-- n-columns=5 n-rows=5 -->
                  <object class="GtkGrid">
                    <property name="visible">True</property>
                    <property name="can-focus">False</property>
                    <property name="margin-top">20</property>
                    <property name="row-spacing">6</property>
                    <property name="column-spacing">6</property>
                    <child>
                      <object class="GtkLabel">
                        <property name="visible">True</property>
                        <property name="can-focus">False</property>
                        <property name="halign">end</property>
                        <property name="margin-end">3</property>
                        <property name="label" translatable="yes">Input</property>
                      </object>
                      <packing>
                        <property name="left-attach">0</property>
                        <property name="top-attach">0</property>
                        <property name="height">2</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkLabel">
                        <property name="visible">True</property>
                        <property name="can-focus">False</property>
                        <property name="halign">end</property>
                        <property name="margin-end">3</property>
                        <property name="label" translatable="yes">Output</property>
                      </object>
                      <packing>
                        <property name="left-attach">0</property>
                        <property name="top-attach">3</property>
                        <property name="height">2</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkLevelBar" id="input_level_left">
                        <property name="visible">True</property>
                        <property name="can-focus">False</property>
                        <property name="valign">center</property>
                        <property name="hexpand">True</property>
                      </object>
                      <packing>
                        <property name="left-attach">1</property>
                        <property name="top-attach">0</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkLabel" id="input_level_left_label">
                        <property name="visible">True</property>
                        <property name="sensitive">False</property>
                        <property name="can-focus">False</property>
                        <property name="label">0</property>
                        <property name="width-chars">3</property>
                        <property name="max-width-chars">3</property>
                      </object>
                      <packing>
                        <property name="left-attach">2</property>
                        <property name="top-attach">0</property>
                        <property name="height">2</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkSeparator">
                        <property name="visible">True</property>
                        <property name="can-focus">False</property>
                        <property name="halign">center</property>
                      </object>
                      <packing>
                        <property name="left-attach">3</property>
                        <property name="top-attach">0</property>
                        <property name="height">5</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkLabel" id="input_level_right_label">
                        <property name="visible">True</property>
                        <property name="sensitive">False</property>
                        <property name="can-focus">False</property>
                        <property name="label">1</property>
                        <property name="width-chars">3</property>
                        <property name="max-width-chars">3</property>
                      </object>
                      <packing>
                        <property name="left-attach">4</property>
                        <property name="top-attach">0</property>
                        <property name="height">2</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkLevelBar" id="input_level_right">
                        <property name="visible">True</property>
                        <property name="can-focus">False</property>
                        <property name="valign">center</property>
                        <property name="hexpand">True</property>
                      </object>
                      <packing>
                        <property name="left-attach">1</property>
                        <property name="top-attach">1</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkLevelBar" id="output_level_right">
                        <property name="visible">True</property>
                        <property name="can-focus">False</property>
                        <property name="valign">center</property>
                        <property name="hexpand">True</property>
                      </object>
                      <packing>
                        <property name="left-attach">1</property>
                        <property name="top-attach">4</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkLabel" id="output_level_left_label">
                        <property name="visible">True</property>
                        <property name="sensitive">False</property>
                        <property name="can-focus">False</property>
                        <property name="label">0</property>
                        <property name="width-chars">3</property>
                        <property name="max-width-chars">3</property>
                      </object>
                      <packing>
                        <property name="left-attach">2</property>
                        <property name="top-attach">3</property>
                        <property name="height">2</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkLabel" id="output_level_right_label">
                        <property name="visible">True</property>
                        <property name="sensitive">False</property>
                        <property name="can-focus">False</property>
                        <property name="label">1</property>
                        <property name="width-chars">3</property>
                        <property name="max-width-chars">3</property>
                      </object>
                      <packing>
                        <property name="left-attach">4</property>
                        <property name="top-attach">3</property>
                        <property name="height">2</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkFlowBox">
                        <property name="visible">True</property>
                        <property name="can-focus">False</property>
                        <property name="activate-on-single-click">False</property>
                      </object>
                      <packing>
                        <property name="left-attach">0</property>
                        <property name="top-attach">2</property>
                        <property name="width">4</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkFlowBox">
                        <property name="visible">True</property>
                        <property name="can-focus">False</property>
                        <property name="activate-on-single-click">False</property>
                      </object>
                      <packing>
                        <property name="left-attach">4</property>
                        <property name="top-attach">2</property>
                      </packing>
                    </child>
                    <child>
                      <object class="GtkLevelBar" id="output_level_left">
                        <property name="visible">True</property>
                        <property name="can-focus">False</property>
                        <property name="valign">center</property>
                        <property name="hexpand">True</property>
                      </object>
                      <packing>
                        <property name="left-attach">1</property>
                        <property name="top-attach">3</property>
                      </packing>
                    </child>
                  </object>
                  <packing>
                    <property name="expand">False</property>
                    <property name="fill">True</property>
                    <property name="position">1</property>
                  </packing>
                </child>
              </object>
            </child>
          </object>
        </child>
      </object>
      <packing>
        <property name="left-attach">0</property>
        <property name="top-attach">0</property>
      </packing>
    </child>
  </object>
</interface>
