source: trunk/examples/zoo/choice/tool.xml @ 1019

<?xml version="1.0"?>
<run>
<tool>
  <title>choice</title>
  <about>Example of a Rappture &lt;choice&gt; object.

Choices are a set of mutually exclusive options.
The description appears in a tooltip when you hover over the choice control with your mouse.

When you click the Simulate button, the input choice will be used to generate the output choice.  An output choice is constant, just like a number, boolean, etc.
  </about>
  <command>
    tclsh @tool/choice.tcl @driver
  </command>
</tool>
<input>
  <choice id="stats">
    <about>
      <label>Carrier Statistics</label>
      <description>Determines the model for carrier statistics used in bandgap narrowing calculations.</description>
    </about>
    <option>
      <about>
        <label>Boltzmann</label>
        <description>From the Boltzmann transport equation</description>
      </about>
      <value>bte</value>
    </option>
    <option>
      <about>
        <label>Fermi</label>
        <description>Fermi-Dirac statistics</description>
      </about>
    </option>
    <option>
      <about>
        <label>2D Gas</label>
        <description>Includes confinement at material interface</description>
      </about>
      <value>2deg</value>
    </option>
    <default>Boltzmann</default>
  </choice>
</input>
<output>
  <choice id="outs">
    <about><label>Echo of choice</label></about>
  </choice>
</output>
</run>