started refactoring properties windows

src/main/java/de/srsoftware/web4rail/BaseClass.java

@@ -4,6 +4,7 @@ import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.util.Date;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import java.util.Random;
 
@@ -20,6 +21,7 @@ import de.srsoftware.web4rail.tags.Button;
 import de.srsoftware.web4rail.tags.Fieldset;
 import de.srsoftware.web4rail.tags.Form;
 import de.srsoftware.web4rail.tags.Input;
+import de.srsoftware.web4rail.tags.Label;
 import de.srsoftware.web4rail.tags.TextArea;
 import de.srsoftware.web4rail.tiles.Block;
 import de.srsoftware.web4rail.tiles.Contact;
@@ -274,28 +276,31 @@ public abstract class BaseClass implements Constants{
 		return merged;
 	}
 	
-	public Window properties() {
+	public Window properties(List<Fieldset> preForm,List<Tag> formInputs,List<Fieldset> postForm) {
 		Window win = new Window(getClass().getSimpleName()+"-properties", t("Properties of {}",this));
-
-		Form form = propertyForm();
-		if (form!=null && form.children().size()>2) {
-			new Button(t("Apply"),form).addTo(form).addTo(win);
-		} else win.content(t("This tile ({}) has no editable properties",getClass().getSimpleName()));
-
-		return win;
-	}
-	
-	public Form propertyForm() {		
+		
+		preForm.forEach(fieldset -> fieldset.addTo(win));
+		
+		
 		Form form = new Form(getClass().getSimpleName()+"-prop-form");
 		new Input(ACTION, ACTION_UPDATE).hideIn(form);
 		new Input(REALM,realm()).hideIn(form);
 		new Input(ID,id()).hideIn(form);
-		Fieldset fieldset = new Fieldset("Basic properties");
-		fieldset.addTo(form);
 		
-		fieldset = new Fieldset(t("Notes"));
-		new TextArea(NOTES,notes).addTo(fieldset.clazz("notes")).addTo(form);
-		return form;
+		formInputs.forEach(tag -> tag.addTo(form));
+
+		new TextArea(NOTES,notes)
+			.addTo(new Label(t("Notes")+NBSP))
+			.addTo(form);
+		
+		new Button(t("Apply"),form)
+			.addTo(form)
+			.addTo(new Fieldset("Basic properties"))
+			.addTo(win);
+		
+		postForm.forEach(fieldset -> fieldset.addTo(win));
+		
+		return win;
 	}
 	
 	public Map<String,String> props(Map<String,String> additionalProps){

src/main/java/de/srsoftware/web4rail/moving/Car.java

@@ -7,6 +7,7 @@ import java.io.FileWriter;
 import java.io.IOException;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.TreeSet;
@@ -197,26 +198,20 @@ public class Car extends BaseClass implements Comparable<Car>{
 		return this;
 	}
 	
-	public Form propertyForm() {
-		Form form = super.propertyForm();
-		Fieldset fieldset = form.children().stream().filter(tag -> tag instanceof Fieldset).map(tag -> (Fieldset)tag).findFirst().get();
+	public Window properties() {
 		
-		new Input(NAME,name).addTo(new Label(t("Name")+NBSP)).addTo(fieldset);
-		new Input(STOCK_ID,stockId).addTo(new Label(t("Stock ID")+NBSP)).addTo(fieldset);
-		new Input(LENGTH,length).attr("type", "number").addTo(new Label(t("Length")+NBSP)).content(NBSP+lengthUnit).addTo(fieldset);
-		new Input(TAGS,String.join(", ", tags)).addTo(new Label(t("Tags")+NBSP)).addTo(fieldset);
-		new Input(MAX_SPEED, maxSpeed).numeric().addTo(new Label(t("Maximum speed")+":"+NBSP)).content(NBSP+speedUnit).addTo(fieldset);
+		List<Tag> formInputs = List.of(
+			new Input(NAME,name).addTo(new Label(t("Name")+NBSP)),
+			new Input(STOCK_ID,stockId).addTo(new Label(t("Stock ID")+NBSP)),
+			new Input(LENGTH,length).attr("type", "number").addTo(new Label(t("Length")+NBSP)).content(NBSP+lengthUnit),
+			new Input(TAGS,String.join(", ", tags)).addTo(new Label(t("Tags")+NBSP)),
+			new Input(MAX_SPEED, maxSpeed).numeric().addTo(new Label(t("Maximum speed")+":"+NBSP)).content(NBSP+speedUnit)
+		);
 		
-		return form;
-	}
-	
-	public Window properties() {
-		Window win = super.properties();
+		Fieldset fieldset = new Fieldset(t("Train"));
+		if (train != null) train.link().addTo(fieldset);
 		
-		Tag list = new Tag("ul");
-		if (train != null) train.link().addTo(new Tag("li").content(t("Train:")+NBSP)).addTo(list);
-		list.addTo(win);
-		return win;
+		return super.properties(List.of(),formInputs,List.of(fieldset));
 	}
 
 	public static void saveAll(String filename) throws IOException {

src/main/java/de/srsoftware/web4rail/moving/Locomotive.java

@@ -81,7 +81,7 @@ public class Locomotive extends Car implements Constants,Device{
 		return address;
 	}
 	
-	public static Tag cockpit(Object locoOrTrain) {
+	public static Fieldset cockpit(Object locoOrTrain) {
 		Id id = null;
 		int speed = 0;
 		String realm = null;
@@ -102,6 +102,7 @@ public class Locomotive extends Car implements Constants,Device{
 		HashMap<String,Object> params = new HashMap<String, Object>(Map.of(REALM,realm,ID,id));
 		
 		Fieldset fieldset = new Fieldset(t("Control"));
+		fieldset.clazz("cockpit");
 		
 		new Tag("span").content(t("Current velocity: {} {}",speed,speedUnit)).addTo(fieldset);
 		
@@ -147,7 +148,7 @@ public class Locomotive extends Car implements Constants,Device{
 		functions.addTo(fieldset);
 		
 
-		return fieldset.clazz("cockpit");
+		return fieldset;
 	}
 	
 	private String detail() {
@@ -266,7 +267,7 @@ public class Locomotive extends Car implements Constants,Device{
 		return win;
 	}
 	
-	@Override
+/*	@Override
 	public Form propertyForm() {
 		Form form = super.propertyForm();
 
@@ -285,7 +286,7 @@ public class Locomotive extends Car implements Constants,Device{
 		new Input(ADDRESS, address).attr("type", "number").addTo(new Label(t("Address:"))).addTo(fieldset);
 		fieldset.addTo(form);
 		return form;
-	}
+	}*/
 	
 	private void queue() {
 		int step = proto.steps * speed / (maxSpeed == 0 ? 100 : maxSpeed); 

src/main/java/de/srsoftware/web4rail/moving/Train.java

@@ -503,13 +503,9 @@ public class Train extends BaseClass implements Comparable<Train> {
 		return this;
 	}
 	
-	@Override
 	public Window properties() {
-		Window window = super.properties();
-		
-		window.children().insertElementAt(Locomotive.cockpit(this), 2);
 		
-		Fieldset fieldset = new Fieldset(t("other train properties"));
+		Fieldset otherTrainProsps = new Fieldset(t("other train properties"));
 		
 		Tag propList = new Tag("ul").clazz("proplist");
 		
@@ -547,18 +543,15 @@ public class Train extends BaseClass implements Comparable<Train> {
 			ul.addTo(li).addTo(propList);
 		}
 		
-		propList.addTo(fieldset).addTo(window);
-		return window;
-	}
-	
-	@Override
-	public Form propertyForm() {
-		Form form = super.propertyForm();
-		Fieldset fieldset = form.children().stream().filter(tag -> tag instanceof Fieldset).map(tag -> (Fieldset)tag).findFirst().get();
-		new Input(NAME,name).addTo(fieldset);
-		new Checkbox(PUSH_PULL, t("Push-pull train"), pushPull).addTo(fieldset);
-		new Input(TAGS,String.join(", ", tags)).addTo(new Label(t("Tags")+NBSP)).addTo(fieldset);
-		return form;
+		propList.addTo(otherTrainProsps);
+		
+		List<Tag> formInputs = List.of(
+				new Input(NAME,name),
+				new Checkbox(PUSH_PULL, t("Push-pull train"), pushPull),
+				new Input(TAGS,String.join(", ", tags)).addTo(new Label(t("Tags")+NBSP))
+			); 
+		
+		return super.properties(List.of(Locomotive.cockpit(this)), formInputs, List.of(otherTrainProsps));
 	}
 
 	public Object quitAutopilot() {