fgdata/gui/dialogs/radios.xml

<?xml version="1.0"?>

<PropertyList>

 <name>radios</name>
 <width>500</width>
 <height>300</height>
 <modal>false</modal>

 <text>
  <x>10</x>
  <y>270</y>
  <label>Radio Frequencies</label>
 </text>

 <!-- headers -->
 <group>
  <x>0</x>
  <y>240</y>
  <text>
   <x>75</x>
   <label>Selected</label>
  </text>
  <text>
   <x>300</x>
   <label>Standby</label>
  </text>
 </group>

 <group>
  <x>0</x>
  <y>210</y>

  <text>
   <label>COM1</label>
  </text>

  <input>
   <name>com1-selected</name>
   <x>75</x>
   <y>0</y>
   <width>75</width>
   <height>25</height>
   <label>MHz</label>
   <property>/radios/comm[0]/frequencies/selected-mhz</property>
  </input>

  <button>
   <x>220</x>
   <y>0</y>
   <legend>&lt;-&gt;</legend>
   <binding>
    <command>dialog-apply</command>
    <object-name>com1-selected</object-name>
   </binding>
   <binding>
    <command>dialog-apply</command>
    <object-name>com1-standby</object-name>
   </binding>
   <binding>
    <command>property-swap</command>
    <property>/radios/comm[0]/frequencies/selected-mhz</property>
    <property>/radios/comm[0]/frequencies/standby-mhz</property>
   </binding>
   <binding>
    <command>dialog-update</command>
    <object-name>com1-selected</object-name>
   </binding>
   <binding>
    <command>dialog-update</command>
    <object-name>com1-standby</object-name>
   </binding>
  </button>

  <input>
   <name>com1-standby</name>
   <x>300</x>
   <y>0</y>
   <width>75</width>
   <height>25</height>
   <label>MHz</label>
   <property>/radios/comm[0]/frequencies/standby-mhz</property>
  </input>

 </group>

 <group>
  <x>0</x>
  <y>180</y>

  <text>
   <label>COM2</label>
  </text>

  <input>
   <name>com2-selected</name>
   <x>75</x>
   <y>0</y>
   <width>75</width>
   <height>25</height>
   <label>MHz</label>
   <property>/radios/comm[1]/frequencies/selected-mhz</property>
  </input>

  <button>
   <x>220</x>
   <y>0</y>
   <legend>&lt;-&gt;</legend>
   <binding>
    <command>dialog-apply</command>
    <object-name>com2-selected</object-name>
   </binding>
   <binding>
    <command>dialog-apply</command>
    <object-name>com2-standby</object-name>
   </binding>
   <binding>
    <command>property-swap</command>
    <property>/radios/comm[1]/frequencies/selected-mhz</property>
    <property>/radios/comm[1]/frequencies/standby-mhz</property>
   </binding>
   <binding>
    <command>dialog-update</command>
    <object-name>com2-selected</object-name>
   </binding>
   <binding>
    <command>dialog-update</command>
    <object-name>com2-standby</object-name>
   </binding>
  </button>

  <input>
   <name>com2-standby</name>
   <x>300</x>
   <y>0</y>
   <width>75</width>
   <height>25</height>
   <label>MHz</label>
   <property>/radios/comm[1]/frequencies/standby-mhz</property>
  </input>

 </group>

 <group>
  <x>0</x>
  <y>150</y>

  <text>
   <label>NAV1</label>
  </text>

  <input>
   <name>nav1-selected</name>
   <x>75</x>
   <y>0</y>
   <width>75</width>
   <height>25</height>
   <label>MHz</label>
   <property>/radios/nav[0]/frequencies/selected-mhz</property>
  </input>

  <button>
   <x>220</x>
   <y>0</y>
   <legend>&lt;-&gt;</legend>
   <binding>
    <command>dialog-apply</command>
    <object-name>nav1-selected</object-name>
   </binding>
   <binding>
    <command>dialog-apply</command>
    <object-name>nav1-standby</object-name>
   </binding>
   <binding>
    <command>property-swap</command>
    <property>/radios/nav[0]/frequencies/selected-mhz</property>
    <property>/radios/nav[0]/frequencies/standby-mhz</property>
   </binding>
   <binding>
    <command>dialog-update</command>
    <object-name>nav1-selected</object-name>
   </binding>
   <binding>
    <command>dialog-update</command>
    <object-name>nav1-standby</object-name>
   </binding>
  </button>

  <input>
   <name>nav1-standby</name>
   <x>300</x>
   <y>0</y>
   <width>75</width>
   <height>25</height>
   <label>MHz</label>
   <property>/radios/nav[0]/frequencies/standby-mhz</property>
  </input>

 </group>

 <group>
  <x>0</x>
  <y>120</y>

  <text>
   <label>NAV2</label>
  </text>

  <input>
   <name>nav2-selected</name>
   <x>75</x>
   <y>0</y>
   <width>75</width>
   <height>25</height>
   <label>MHz</label>
   <property>/radios/nav[1]/frequencies/selected-mhz</property>
  </input>

  <button>
   <x>220</x>
   <y>0</y>
   <legend>&lt;-&gt;</legend>
   <binding>
    <command>dialog-apply</command>
    <object-name>nav2-selected</object-name>
   </binding>
   <binding>
    <command>dialog-apply</command>
    <object-name>nav2-standby</object-name>
   </binding>
   <binding>
    <command>property-swap</command>
    <property>/radios/nav[1]/frequencies/selected-mhz</property>
    <property>/radios/nav[1]/frequencies/standby-mhz</property>
   </binding>
   <binding>
    <command>dialog-update</command>
    <object-name>nav2-selected</object-name>
   </binding>
   <binding>
    <command>dialog-update</command>
    <object-name>nav2-standby</object-name>
   </binding>
  </button>

  <input>
   <name>nav2-standby</name>
   <x>300</x>
   <y>0</y>
   <width>75</width>
   <height>25</height>
   <label>MHz</label>
   <property>/radios/nav[1]/frequencies/standby-mhz</property>
  </input>

 </group>

 <group>
  <x>0</x>
  <y>90</y>

  <text>
   <label>ADF</label>
  </text>

  <input>
   <name>adf-selected</name>
   <x>75</x>
   <y>0</y>
   <width>75</width>
   <height>25</height>
   <label>kHz</label>
   <property>/radios/kr-87/outputs/selected-khz</property>
  </input>

  <button>
   <x>220</x>
   <y>0</y>
   <legend>&lt;-&gt;</legend>
   <binding>
    <command>dialog-apply</command>
    <object-name>adf-selected</object-name>
   </binding>
   <binding>
    <command>dialog-apply</command>
    <object-name>adf-standby</object-name>
   </binding>
   <binding>
    <command>property-swap</command>
    <property>/radios/kr-87/outputs/selected-khz</property>
    <property>/radios/kr-87/outputs/standby-khz</property>
   </binding>
   <binding>
    <command>dialog-update</command>
    <object-name>adf-selected</object-name>
   </binding>
   <binding>
    <command>dialog-update</command>
    <object-name>adf-standby</object-name>
   </binding>
  </button>

  <input>
   <name>adf-standby</name>
   <x>300</x>
   <y>0</y>
   <width>75</width>
   <height>25</height>
   <label>kHz</label>
   <property>/radios/kr-87/outputs/standby-khz</property>
  </input>

 </group>

 <group>
  <x>0</x>
  <y>60</y>

  <text>
   <label>DME</label>
  </text>

  <input>
   <name>dme-selected</name>
   <x>75</x>
   <y>0</y>
   <width>75</width>
   <height>25</height>
   <label>MHz</label>
   <property>/radios/dme/frequencies/selected-khz</property>
  </input>

 </group>

 <group>

  <button>
   <x>105</x>
   <y>10</y>
   <legend>Apply</legend>
   <binding>
    <command>dialog-apply</command>
   </binding>
  </button>

  <button>
   <x>205</x>
   <y>10</y>
   <legend>Reset</legend>
   <binding>
    <command>dialog-update</command>
   </binding>
  </button>

  <button>
   <x>305</x>
   <y>10</y>
   <legend>Cancel</legend>
   <binding>
    <command>dialog-close</command>
   </binding>
  </button>

 </group>

</PropertyList>