fgdata/gui/dialogs/location-on-ground.xml

<?xml version="1.0"?>

<PropertyList>
  <name>location-on-ground</name>
  <layout>vbox</layout>

  <group>
    <layout>hbox</layout>
	  <empty><stretch>1</stretch></empty>

    <text>
      <label>Position Aircraft On Ground</label>
    </text>

	  <empty><stretch>1</stretch></empty>

    <button>
      <pref-width>16</pref-width>
      <pref-height>16</pref-height>
      <legend></legend>
      <keynum>27</keynum>
      <border>2</border>
      <binding>
        <command>dialog-close</command>
      </binding>
    </button>
  </group>

  <hrule/>

  <nasal>
    <open>
      var dlg = props.globals.getNode("/sim/gui/dialogs/location-on-ground", 1);
      var apt = dlg.getNode("airport", 1);
      apt.setValue("");
      var rwy = dlg.getNode("runway", 1);
      rwy.setValue("");
      var parkpos = dlg.getNode("parkpos", 1);
      parkpos.setValue("");

      var mode = {
        runway:  dlg.getNode("use_runway", 1),
        parkpos: dlg.getNode("use_parkpos", 1)
      };

      var set_radio = func(m) {
        foreach (k; keys(mode)) {
          mode[k].setBoolValue(m == k);
        }
      }

      var initialized = 0;
      foreach (k; keys(mode)) {
        if (mode[k].getType() == "NONE" or initialized) {
          mode[k].setBoolValue(0);
        } else {
          initialized += mode[k].getBoolValue();
        }
      }
      if (!initialized) {
        set_radio("runway");
      }

      var runways = dlg.getNode("available-runways", 1);

      var updateRunways = func {
        var icao = dlg.getNode("airport").getValue();
        runways.removeChildren("value");

        var apt = airportinfo(icao);
        if (apt != nil) {
          var i=0;
          foreach (var rwy; keys(apt.runways)) {
            runways.getNode("value[" ~ i ~ "]", 1).setValue(rwy);
            i += 1;
          }
        }

        gui.dialog_update("location-on-ground");
      }
    </open>
  </nasal>

  <group>
    <layout>table</layout>
    <halign>center</halign>

    <text>
      <row>0</row><col>1</col>
      <halign>right</halign>
      <label>Airport:</label>
    </text>

    <input>
      <row>0</row><col>2</col>
	  <live>true</live>
      <property>/sim/gui/dialogs/location-on-ground/airport</property>
      <binding>
        <command>dialog-apply</command>
      </binding>
      <binding>
        <command>nasal</command>
        <script>updateRunways();</script>
      </binding>
    </input>

    <radio>
      <row>1</row><col>0</col>
      <property>/sim/gui/dialogs/location-on-ground/use_runway</property>
      <live>true</live>
      <binding>
        <command>nasal</command>
        <script>set_radio("runway")</script>
      </binding>
    </radio>

    <text>
      <row>1</row><col>1</col>
      <halign>right</halign>
      <label>Runway:</label>
    </text>

	<combo>
      <name>runway</name>
      <row>1</row><col>2</col>
      <pref-width>85</pref-width>
      <enable>
        <property>/sim/gui/dialogs/location-on-ground/use_runway</property>
      </enable>
      <property>sim/gui/dialogs/location-on-ground/runway</property>
      <editable>false</editable>
      <properties>sim/gui/dialogs/location-on-ground/available-runways</properties>
      <binding>
        <command>dialog-apply</command>
        <object-name>runway</object-name>
      </binding>
    </combo>

    <radio>
      <row>2</row><col>0</col>
      <property>/sim/gui/dialogs/location-on-ground/use_parkpos</property>
      <live>true</live>
      <binding>
        <command>nasal</command>
        <script>set_radio("parkpos")</script>
      </binding>
    </radio>

    <text>
      <row>2</row><col>1</col>
      <halign>right</halign>
      <label>Parking:</label>
    </text>

    <input>
      <row>2</row><col>2</col>
      <enable>
        <property>/sim/gui/dialogs/location-on-ground/use_parkpos</property>
      </enable>
      <property>/sim/gui/dialogs/location-on-ground/parkpos</property>
    </input>
  </group>

  <hrule/>

  <group>
    <layout>hbox</layout>
    <default-padding>10</default-padding>
    <empty><stretch>true</stretch></empty>

    <button>
      <legend>OK</legend>
      <default>true</default>
      <equal>true</equal>
      <binding>
        <command>dialog-apply</command>
      </binding>
      <binding>
        <command>nasal</command>
        <script>
          setprop("/sim/presets/airport-id", apt.getValue());
          if (mode["runway"].getBoolValue()) {
            setprop("/sim/presets/runway", rwy.getValue());
            setprop("/sim/presets/parkpos", "");
          } else {
            setprop("/sim/presets/runway", "");
            setprop("/sim/presets/parkpos", parkpos.getValue());
          }
          setprop("/sim/presets/longitude-deg", -9999);
          setprop("/sim/presets/latitude-deg", -9999);
          setprop("/sim/presets/altitude-ft", -9999);
          setprop("/sim/presets/airspeed-kt", 0);
          setprop("/sim/presets/offset-distance-nm", 0);
          setprop("/sim/presets/offset-azimuth-nm", 0);
          setprop("/sim/presets/glideslope-deg", 0);
          setprop("/sim/presets/heading-deg", 9999);
        </script>
      </binding>
      <binding>
        <command>presets-commit</command>
      </binding>
      <binding>
        <command>dialog-close</command>
      </binding>
    </button>

    <empty><stretch>true</stretch></empty>

    <button>
      <legend>Cancel</legend>
      <equal>true</equal>
      <key>Esc</key>
      <binding>
        <command>dialog-close</command>
      </binding>
    </button>

    <empty><stretch>true</stretch></empty>
  </group>
</PropertyList>