fgdata/gui/dialogs/view.xml

<?xml version="1.0"?>

<PropertyList>
	<name>view</name>
	<modal>false</modal>
	<layout>vbox</layout>

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

    <text>
      <label>View Options</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/>

	<text>
		<label>Select Active Views</label>
	</text>

  <nasal>
		<open>
			var group = cmdarg().getChildren("group")[1];
			var ac = getprop("/sim/aircraft");
			group.removeChildren("checkbox");
			group.removeChildren("hrule");
			group.removeChildren("text");
			var mode = 0;
			foreach (var v; view.views) {
				var index = v.getIndex();
				var enabled = v.initNode("enabled", 1, "BOOL");
				var name = v.getNode("name");
				if (name != nil) {
					if (index >= 200) {
						if (mode != 2) {
							mode = 2;
							group.getChild("hrule", 1, 1);
							var t = group.getChild("text", 1, 1);
							t.getNode("label", 1).setValue("Other Views");
						}

					} elsif (index >= 100) {
						aircraft.data.add(enabled);
						if (mode != 1) {
							mode = 1;
							group.getChild("hrule", 0, 1);
							var t = group.getChild("text", 0, 1);
							t.getNode("label", 1).setValue("\"" ~ ac ~ "\" Specific Views");
						}
					}

					var target = group.getChild("checkbox", index, 1);
					props.copy(group.getNode("checkbox-template"), target);
					target.getNode("label").setValue(name != nil ? name.getValue() : ("** unnamed view " ~ index ~ " **"));
					target.getNode("property").setValue(enabled.getPath());
				}
			}
		</open>
	</nasal>

	<group>
		<layout>vbox</layout>
		<halign>center</halign>

		<checkbox-template>
			<halign>left</halign>
			<label><!----></label>
			<property><!----></property>
			<binding>
				<command>dialog-apply</command>
			</binding>
		</checkbox-template>
	</group>

	<hrule/>

	<button>
		<legend>Close</legend>
		<default>true</default>
		<key>Esc</key>
		<binding>
			<command>dialog-apply</command>
		</binding>
		<binding>
			<command>dialog-close</command>
		</binding>
	</button>
</PropertyList>