A320-family/AircraftConfig/load-flightplan.xml

<?xml version="1.0" encoding="UTF-8" ?>

<!-- Copyright (c) 2023 Josh Davidson (Octal450) -->

<!-- A3XX Load Flightplans -->

<PropertyList>

    <name>load-flightplans</name>
    <layout>vbox</layout>
    
    <nasal>
        <open><![CDATA[
            var loadfpl = func(path) {
                fmgc.flightPlanController.loadFlightPlan(path.getValue());
            }

            var defaultDirInFileSelector = getprop("/sim/fg-home") ~ "/Export";

            var file_selector = gui.FileSelector.new(
              callback: loadfpl, title: "Load flightplan", button: "Load",
              dir: defaultDirInFileSelector, dotfiles: 1, pattern: ["*.xml","*.gpx","*.fgfp"]);

        ]]></open>

        <close><![CDATA[
            file_selector.del();
        ]]></close>
    </nasal>
    
    <group>
        <layout>hbox</layout>
        <text>
            <halign>left</halign>
            <label>Load Flightplans</label>
        </text>
        <button>
            <halign>right</halign>
            <pref-width>20</pref-width>
            <pref-height>20</pref-height>
            <legend>X</legend>
            <key>Esc</key>
            <binding>
                <command>dialog-close</command>
            </binding>
        </button>
    </group>
        
    <hrule/>
        
    <group>
		<layout>vbox</layout>
		<text>
			<halign>left</halign>
			<label>This dialog allows users to load their own .gpx / .fgfp flightplans.</label>
		</text>
		<text>
			<halign>left</halign>
			<label>Follow these guidelines. Not doing so will cause problems!</label>
		</text>
		<text>
			<halign>left</halign>
			<label>1. You must have a departure and destination airport set on MCDU INIT A</label>
		</text>
		<text>
			<halign>left</halign>
			<label>2. Your file's destination / departure must match exactly the one set in INITA</label>
		</text>
		<text>
			<halign>left</halign>
			<label>3. If your file includes SIDS / STARS you CANNOT change them in the MCDU.</label>
		</text>
		<text>
			<halign>left</halign>
			<label>If you have a NAVIGRAPH subcription, we reccomend to load them in the MCDU instead of here.</label>
		</text>
		<text>
			<halign>left</halign>
			<label>Minimum FGFS version for use of this feature (due to bugs in prior versions) is 2020.1.3.</label>
		</text>
		<group>
			<layout>hbox</layout>
			<text>
				<halign>left</halign>
				<label>Load a flightplan</label>
			</text>
			
			<button>
				<legend>Load flightplan</legend>
				<equal>true</equal>
				<enable>
					<and>
						<property>FMGC/internal/tofrom-set</property>
						<not>
							<or>
								<equals>
									<property>/sim/version/flightgear</property>
									<value>2019.2.0</value>
								</equals>
								<equals>
									<property>/sim/version/flightgear</property>
									<value>2020.1.0</value>
								</equals>
								<equals>
									<property>/sim/version/flightgear</property>
									<value>2020.1.1</value>
								</equals>
								<equals>
									<property>/sim/version/flightgear</property>
									<value>2020.1.2</value>
								</equals>
							</or>
						</not>
					</and>
				</enable>
				<binding>
					<command>nasal</command>
					<script>file_selector.open()</script>
				</binding>
			</button>
		</group>
	</group>
    
</PropertyList>