* added new Loop action

* added TrainSpeed condition
* improved gui

src/main/java/de/srsoftware/web4rail/actions/Action.java

@@ -48,6 +48,7 @@ public abstract class Action extends BaseClass {
 			DelayedAction.class,
 			DetermineTrainInBlock.class,
 			FinishRoute.class,
+			Loop.class,
 			PreserveRoute.class,
 			SavePlan.class,
 			SendCommand.class,

src/main/java/de/srsoftware/web4rail/actions/Loop.java

@@ -0,0 +1,105 @@
+package de.srsoftware.web4rail.actions;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.json.JSONObject;
+
+import de.srsoftware.tools.Tag;
+import de.srsoftware.web4rail.BaseClass;
+import de.srsoftware.web4rail.Route;
+import de.srsoftware.web4rail.Window;
+import de.srsoftware.web4rail.moving.Train;
+import de.srsoftware.web4rail.tags.Fieldset;
+import de.srsoftware.web4rail.tags.Select;
+import de.srsoftware.web4rail.tiles.Block;
+import de.srsoftware.web4rail.tiles.Contact;
+import de.srsoftware.web4rail.tiles.Signal;
+import de.srsoftware.web4rail.tiles.Turnout;
+
+public class Loop extends ActionList {
+		
+	private String subject = Train.class.getSimpleName();
+	private static final String SUBJECT = "subject"; 
+
+	public Loop(BaseClass parent) {
+		super(parent);
+	}
+	
+	@Override
+	public boolean fire(Context context) {
+		if (isNull(subject)) return false;
+		List<? extends BaseClass> elements = null;
+		switch (subject) {
+			case "Block":
+				elements = BaseClass.listElements(Block.class);
+				break;
+			case "Contact":
+				elements = BaseClass.listElements(Contact.class);
+				break;
+			case "Route":
+				elements = BaseClass.listElements(Route.class);
+				break;
+			case "Signal":
+				elements = BaseClass.listElements(Signal.class);
+				break;
+			case "Turnout":
+				elements = BaseClass.listElements(Turnout.class);
+				break;
+			case "Train":
+				elements = BaseClass.listElements(Train.class);
+				break;			
+		}
+		if (elements == null) return false;
+		for (BaseClass element : elements) super.fire(context.setMain(element));
+		return true;
+	}
+	
+	@Override
+	public JSONObject json() {
+		JSONObject json = super.json();
+		if (isSet(subject)) json.put(SUBJECT, subject);
+		return json;
+	}
+	
+	@Override
+	public Action load(JSONObject json) {
+		super.load(json);
+		if (json.has(SUBJECT)) subject = json.getString(SUBJECT); 
+		return this;
+	}
+	
+	@Override
+	protected Window properties(List<Fieldset> preForm, FormInput formInputs, List<Fieldset> postForm) {
+		formInputs.add(t("Select subject"),typeSelector());
+		return super.properties(preForm, formInputs, postForm);
+	}
+	
+	public String toString() {
+		return t("For each {} do:",subject);
+	};
+	
+	private Tag typeSelector() {
+		Select select = new Select(SUBJECT);
+		List<String> types = List.of(Block.class,Contact.class,Route.class,Signal.class,Train.class,Turnout.class)
+				.stream()
+				.map(cls -> cls.getSimpleName())
+				.sorted((s1,s2) -> (t(s1).compareTo(t(s2))))
+				.collect(Collectors.toList());
+		for (String cls : types) {
+			Tag option = select.addOption(cls,t(cls));
+			if (cls.equals(subject)) option.attr("selected", "selected");
+		}
+		return select;
+	}
+	
+	@Override
+	protected Object update(HashMap<String, String> params) {
+		LOG.debug("update: {}",params);
+		String newSubject = params.get(SUBJECT);
+		if (isSet(newSubject)) subject = newSubject;
+		return super.update(params);
+	}
+
+}