keyboard.xml

<?xml version="1.0"?>
<!--
Cargo Towing - Cargo Towing Addon for Flightgear
Written and developed by Wayne Bragg (wlbragg)
Copyright (C) 2020 Wayne Bragg
keyboard.xml
Version 1.0.0 beta 1/21/2020
Cargo Towing is licensed under the Gnu Public License v3+ (GPLv3+)
-->

<PropertyList>
  
  <keyboard>

    <key n="15">
      <name>Ctrl-O</name>
      <desc>Auto Attach Cargo</desc>
      <binding>
        <command>property-toggle</command>
        <property>/sim/cargo/cargo-auto-hook</property>
      </binding>
    </key>

    <key n="79">
      <name>O</name>
      <desc>Attach Cargo</desc>
      <binding>
        <command>property-assign</command>
        <property>sim/cargo/cargo-hook</property>
        <value type="bool">true</value>
      </binding>
    </key>

    <key n="111">
      <name>o</name>
      <desc>Release Cargo</desc>
      <binding>
        <command>property-assign</command>
        <property>controls/cargo-release</property>
        <value type="bool">true</value>
      </binding>
    </key>

    <key n="87"> 
      <name>W</name>
      <desc>Winch down</desc>
      <repeatable type="bool">true</repeatable>
      <binding>
        <command>nasal</command>
        <script>
          var connector = getprop("/sim/gui/dialogs/aicargo-dialog/connection");
          if (connector == 1)
            {
              var segments = getprop("/sim/cargo/rope/segments-reeled-in");
              if (segments > 0)
                setprop("/sim/cargo/rope/segments-reeled-in", segments - 1);
            }
          else
            screen.log.write("Winch required!");
        </script>
      </binding>
    </key>

    <key n="119"> 
      <name>w</name>
      <desc>Winch up</desc>
      <repeatable type="bool">true</repeatable>
      <binding>
        <command>nasal</command>
        <script>
          var connector = getprop("/sim/gui/dialogs/aicargo-dialog/connection");
          if (connector == 1)
            {
              var segments = getprop("/sim/cargo/rope/segments-reeled-in");
              if (87 > segments)
                setprop("/sim/cargo/rope/segments-reeled-in", segments + 1);
            }
          else
            screen.log.write("Winch required!");
        </script>
      </binding>
      </key>

  </keyboard>
  
</PropertyList>