fgdata/gui/dialogs/checklist.xml

<?xml version="1.0"?>

<PropertyList>
  <name>checklist</name>
  <layout>vbox</layout>
  <x>-5</x>
  <y>5</y>
	<default-padding>1</default-padding>

  <color>
    <alpha type="float">1.0</alpha>
  </color>

  <nasal>
    <open><![CDATA[

      var dlgRoot = cmdarg();
      var checklists = props.globals.getNode("/sim/checklists", 1).getChildren("checklist");
      var checklist_size = {};
      
      
      if (size(checklists) > 0) {

				setprop("sim/gui/dialogs/checklist/selected-checklist", checklists[0].getNode("title", 1).getValue());
				setprop("sim/gui/dialogs/checklist/selected-page", 0);
        
        var combo = gui.findElementByName(dlgRoot, "checklist-combo");
        var group = gui.findElementByName(dlgRoot, "checklist-table-group");        
        
        var table_count = 0;
        
        forindex (var idx; checklists) {
          var checklist_name = checklists[idx].getNode("title", 1).getValue();
          combo.getChild("value", idx, 1).setValue(checklist_name);
          
          # Checklist may consist of one or more pages.
          var pages = checklists[idx].getChildren("page");
          
          if (size(pages) == 0) {
            # Or no pages at all, in which case we need to create a checklist of one page
            append(pages, checklists[idx]);
					}
					
					checklist_size[checklist_name] = size(pages);							
					
					if (idx == 0) {
					  setprop("/sim/gui/dialogs/checklist/next-available", 1);
						setprop("/sim/gui/dialogs/checklist/selected-checklist-max-pages", checklist_size[checklist_name]);
						setprop("/sim/gui/dialogs/checklist/selected-page-text", "1 / " ~ checklist_size[checklist_name]);        
					}
					
					forindex (var p; pages) {					
					  var c = pages[p];											
						var row = 0;
						
						# Set up a new table, only visible when this checklist is selected.
						var table = group.getChild("group", table_count, 1);
						table.getNode("row", 1).setValue(0);
						table.getNode("col", 1).setValue(0);
						table.getNode("default-padding", 1).setValue(4);
						table.getNode("layout", 1).setValue("table");
						table.getNode("valign", 1).setValue("top");
						
						# Set up conditional to only display when the checklist is selected
						# and the page is correct.
						var vis = table.getNode("visible", 1).getNode("and", 1);						
						var e = vis.getChild("equals", 0, 1);
						e.getNode("property", 1).setValue("sim/gui/dialogs/checklist/selected-checklist");
						e.getNode("value", 1).setValue(checklists[idx].getNode("title").getValue());
						e = vis.getChild("equals", 1, 1);
						e.getNode("property", 1).setValue("sim/gui/dialogs/checklist/selected-page");
						e.getNode("value", 1).setValue(p);
						
						var items = c.getChildren("item");
						var txtcount = 0;
						var btncount = 0;
						
						forindex (var i; items) {          
							var item = items[i];

							var t = table.getChild("text", txtcount, 1);
							txtcount += 1;            

							var values = item.getChildren("value");
							
							if (size(values) == 0) {
								# Single name element with no values. Used as title
								t.getNode("halign", 1).setValue("center");
								t.getNode("row", 1).setValue(row);
								t.getNode("col", 1).setValue(0);
								t.getNode("colspan", 1).setValue(2);
								t.getNode("label", 1).setValue(item.getNode("name", 1).getValue());
								row = row + 1;
							} else {
								t.getNode("halign", 1).setValue("left");
								t.getNode("row", 1).setValue(row);
								t.getNode("col", 1).setValue(0);
								t.getNode("label", 1).setValue(item.getNode("name", 1).getValue());
								
								forindex (var v; values) {
									var t = table.getChild("text", txtcount, 1);
									txtcount += 1;
									t.getNode("halign", 1).setValue("right");
									t.getNode("row", 1).setValue(row);
									if (v > 0) {
										# The second row of values can overlap with the
										# first column if required - helps keep the 
										# checklist dialog as compact as possible
										t.getNode("col", 1).setValue(0);
										t.getNode("colspan", 1).setValue(2);
									} else {
										t.getNode("col", 1).setValue(1);
									}
										
									t.getNode("label", 1).setValue(values[v].getValue());                
									
									# If there's a complete node, it contains a condition
									# that can be checked to ensure the checklist item is
									# complete. We display this item in yellow while the 
									# condition is not met, and green once it is complete.
									
									var condition = item.getNode("condition");
									
									if (condition != nil) {
										var vis = t.getNode("visible", 1);
										props.copy(condition, vis);
										var c = t.getNode("color", 1);
										c.getNode("red", 1).setValue(0.2);
										c.getNode("green", 1).setValue(1.0);
										c.getNode("blue", 1).setValue(0.2);


										# Now create an amber version for when the condition
										# is not met.
										t = table.getChild("text", txtcount, 1);
										txtcount += 1;            
										
										t.getNode("halign", 1).setValue("right");
										t.getNode("row", 1).setValue(row);
										if (v > 0) {
											# The second row of values can overlap with the
											# first column if required - helps keep the 
											# checklist dialog as compact as possible
											t.getNode("col", 1).setValue(0);
											t.getNode("colspan", 1).setValue(2);
										} else {
											t.getNode("col", 1).setValue(1);
										}
											
										t.getNode("label", 1).setValue(values[v].getValue());                
										
										c = t.getNode("color", 1);
										c.getNode("red", 1).setValue(1.0);
										c.getNode("green", 1).setValue(0.7);
										c.getNode("blue", 1).setValue(0.2);
										
										vis = t.getNode("visible", 1).getNode("not", 1);
										props.copy(condition, vis);                
									}
									
									# If there is a marker node we display a small
									# button that enables the marker.
									var marker = item.getNode("marker");
									
									if ((v == 0) and (marker != nil)) {
									  var s = marker.getNode("scale");
									  var scale = s != nil ? s.getValue() : 1;
									
									  var btn = table.getChild("button", btncount, 1);
									  btncount += 1;
									  btn.getNode("row", 1).setValue(row);
									  btn.getNode("col", 1).setValue(2);
									  btn.getNode("pref-width", 1).setValue(20);
									  btn.getNode("pref-height", 1).setValue(20);
									  btn.getNode("padding", 1).setValue(0);
									  btn.getNode("legend", 1).setValue("?");
									  var binding = btn.getNode("binding", 1);
									  binding.getNode("command", 1).setValue("nasal");
									  binding.getNode("script", 1).setValue(
									    "placeMarker(" ~ marker.getNode("x-m", 1).getValue() ~ ", " ~
									                     marker.getNode("y-m", 1).getValue() ~ ", " ~
									                     marker.getNode("z-m", 1).getValue() ~ ", " ~
									                     scale  ~ ");");
									}
									
									# If there's one or more binding nodes we display a
									# small button that executes the binding.  Used to 
									# demonstrate the checklist item
									var bindings = item.getChildren("binding");
									
									if ((v == 0) and (size(bindings) > 0)) {
									  var btn = table.getChild("button", btncount, 1);
									  btncount += 1;
									  btn.getNode("row", 1).setValue(row);
									  btn.getNode("col", 1).setValue(3);
									  btn.getNode("pref-width", 1).setValue(20);
									  btn.getNode("pref-height", 1).setValue(20);
									  btn.getNode("padding", 1).setValue(1);
									  btn.getNode("legend", 1).setValue(">");
									  
									  forindex (var bdg; bindings) {
											var binding = btn.getChild("binding", bdg, 1);
											props.copy(bindings[bdg], binding);
										}
									}
																	
									row = row + 1;              
								}
								
								table_count = table_count + 1;
							}
						}            
          }
        }
        
        setprop("sim/gui/dialogs/checklist/selected-checklist", 
                checklists[0].getNode("title").getValue());
      } else {
				var group = gui.findElementByName(dlgRoot, "checklist-table-group");
				var table = group.getNode("text", 1);
				table.getNode("row", 1).setValue(0);
				table.getNode("col", 1).setValue(0);
				table.getNode("default-padding", 1).setValue(4);
				table.getNode("layout", 1).setValue("table");
				table.getNode("valign", 1).setValue("top");
				table.getNode("halign", 1).setValue("center");
				table.getNode("label", 1).setValue("No checklists exist for this aircraft");      
      }
      
      var placeMarker = func(x,y,z,scale) {
	      var markerN = props.globals.getNode("/sim/model/marker", 1);
      
				markerN.setValues({
					"x/value": x,
					"y/value": y,
					"z/value": z,
					"scale/value": scale,
					"arrow-enabled": 1,
				});
      }      
      
      var nextPage = func() {
        var currentPage = getprop("/sim/gui/dialogs/checklist/selected-page");
        var s = getprop("/sim/gui/dialogs/checklist/selected-checklist");
        
        if (currentPage < (checklist_size[s] - 1)) {
          setprop("/sim/gui/dialogs/checklist/selected-page", currentPage + 1);        
        }      

        if (currentPage == (checklist_size[s] - 2)) {
          setprop("/sim/gui/dialogs/checklist/next-available", 0);
				}
				
				setprop("/sim/gui/dialogs/checklist/selected-page-text", (currentPage + 2) ~ " / " ~ checklist_size[s]);        
      }
      
      var previousPage = func() {
        var currentPage = getprop("/sim/gui/dialogs/checklist/selected-page");
        
        if (currentPage > 0) {
          setprop("/sim/gui/dialogs/checklist/selected-page", currentPage - 1);        
        }      
        
				setprop("/sim/gui/dialogs/checklist/next-available", 1);
				setprop("/sim/gui/dialogs/checklist/selected-page-text", currentPage ~ " / " ~ checklist_size[s]);        
      }
            
      var setTransparency = func(updateDialog){
          var alpha = (getprop("/sim/gui/dialogs/checklist/transparent") or 0);
          dlgRoot.getNode("color/alpha").setValue(1-alpha*0.3);
          var n = props.Node.new({ "dialog-name": "checklist" });
          if (updateDialog)
          {
              fgcommand("dialog-close", n);
              fgcommand("dialog-show", n);
          }
      }
      setTransparency(0);
      
    ]]></open>
    
    <close><![CDATA[
      # Hide the marker.
      setprop("/sim/model/marker/arrow-enabled", 0);
    ]]></close>
  </nasal>

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

    <text>
      <label>Aircraft Checklists</label>
    </text>

    <empty><stretch>true</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/>

  <group>
    <layout>hbox</layout>

    <!-- gap to left border -->
    <text>
      <halign>right</halign>
      <label> </label>
    </text>

    <text>
      <halign>right</halign>
      <label>Checklist:</label>
    </text>

    <combo>
      <name>checklist-combo</name>
      <property>/sim/gui/dialogs/checklist/selected-checklist</property>
      <editable>false</editable>
      <pref-width>230</pref-width>
      <halign>fill</halign>
      <binding>
        <command>dialog-apply</command>
        <object-name>checklist-combo</object-name>
      </binding>
      <binding>
        <command>nasal</command>
        <script>
					var s = getprop("/sim/gui/dialogs/checklist/selected-checklist");
					
					setprop("/sim/gui/dialogs/checklist/selected-checklist-max-pages", checklist_size[s]);
					setprop("/sim/gui/dialogs/checklist/selected-page", 0);
					setprop("/sim/gui/dialogs/checklist/next-available", 1);        
					setprop("/sim/gui/dialogs/checklist/selected-page-text", "1 / " ~ checklist_size[s]);        
					
        </script>
			</binding>
      
    </combo>
    
    <empty><stretch>true</stretch></empty>
    
    <!-- gap to next element -->
    <text>
      <halign>right</halign>
      <label> </label>
    </text>

    <checkbox>
        <label> Transparent</label>
        <property>/sim/gui/dialogs/checklist/transparent</property>
        <live>true</live>
        <halign>right</halign>
        <binding>
          <command>dialog-apply</command>
        </binding>
        <binding>
          <command>property-toggle</command>
        </binding>
        <binding>
            <command>nasal</command>
            <script>setTransparency(1);</script>
        </binding>
        <halign>right</halign>
    </checkbox>
  </group>
  
  <hrule/>
  
  <group>
    <default-padding>4</default-padding>
    <halign>fill</halign>
    <layout>table</layout>
    <name>checklist-table-group</name>
  </group>
  
  <group>
    <default-padding>5</default-padding>
    <halign>fill</halign>
    <layout>hbox</layout>
    
    <visible>
      <greater-than>
        <property>/sim/gui/dialogs/checklist/selected-checklist-max-pages</property>
        <value>1</value>
			</greater-than>
		</visible>
		
    <empty>
      <stretch>true</stretch>
    </empty>
    
    <button>
      <legend>Previous page</legend>
      <pref-height>24</pref-height>
      <equal>true</equal>
      <enable>
        <greater-than>
					<property>/sim/gui/dialogs/checklist/selected-page</property>
					<value>0</value>
				</greater-than>
      </enable>
      <binding>
        <command>nasal</command>
        <script>previousPage();</script>
			</binding>
		</button>
		
    <empty>
      <stretch>true</stretch>
    </empty>
		
		<text>
		  <halign>center</halign>
		  <label>XX/XX</label>
		  <property>/sim/gui/dialogs/checklist/selected-page-text</property>
		  <live>true</live>
		</text>

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

    <button>
      <legend>Next page</legend>
      <equal>true</equal>
      <pref-height>24</pref-height>
      <enable>
				<property>/sim/gui/dialogs/checklist/next-available</property>
				<value>1</value>
      </enable>
      <binding>
        <command>nasal</command>
        <script>nextPage();</script>
			</binding>
		</button>

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