add labels

src/main/java/de/com/baseband/clientboot/CBCallbackContainer.java

@@ -1,7 +1,7 @@
 package de.com.baseband.clientboot;
 
-class CBCallbackContainer {
-    final String name;
+public class CBCallbackContainer {
+    public String name;
     final CBCallback callback;
 
     CBCallbackContainer(String name, CBCallback callback) {

src/main/java/de/com/baseband/clientboot/CBWindow.java

@@ -47,9 +47,34 @@ public class CBWindow extends JFrame implements WindowListener {
         return false;
     }
 
-    @Override
-    public void setVisible(boolean b) {
-        super.setVisible(b);
+    public void checkSelected(boolean wasMovingUp) {
+        List<CBCallbackContainer> list = options.peek();
+        if(list.isEmpty()) {
+            selected = 0;
+            return;
+        }
+        int min = Integer.MAX_VALUE;
+        int max = 0;
+        while (list.get(selected).callback == null) {
+            if(wasMovingUp) {
+                if(selected-- == 0) {
+                    selected++;
+                    wasMovingUp = false;
+                }
+            }
+            else {
+                if(selected++ == list.size()) {
+                    selected--;
+                    wasMovingUp = true;
+                }
+            }
+            min = Math.min(selected, min);
+            max = Math.max(selected, max);
+            if(min == 0 && max == list.size()) {
+                selected = 0;
+                break;
+            }
+        }
     }
 
     @Override
@@ -112,13 +137,18 @@ public class CBWindow extends JFrame implements WindowListener {
 
             List<CBCallbackContainer> list = options.peek();
             for (int i = 0; i < list.size(); i++) {
+                CBCallbackContainer item = list.get(i);
+                if(item.callback != null) {
                     if (justRanSomething.isLocked() && i == selected) {
                         g.setColor(new Color(0xee00ee));
-                    g.drawString("> "+ list.get(i).name, 7, y += 2 + 15);
+                        g.drawString("> " + item.name, 7, y += 2 + 15);
                         g.setColor(new Color(0xcc00cc));
                         continue;
                     }
-                g.drawString((i == selected ? "> " : "") + list.get(i).name, 5, y += 2 + 15);
+                    g.drawString((i == selected ? "> " : "") + item.name, 5, y += 2 + 15);
+                } else {
+                    g.drawString(item.name, 3, y += 2 + 15);
+                }
             }
         }
 
@@ -151,13 +181,20 @@ public class CBWindow extends JFrame implements WindowListener {
             justRanSomething.unlock();
             if(e.getKeyCode() == KeyEvent.VK_DOWN && options.peek().size() > selected + 1) {
                 selected++;
+                checkSelected(false);
             }
-            if(e.getKeyCode() == KeyEvent.VK_UP && selected != 0) {
+            if(e.getKeyCode() == KeyEvent.VK_UP && selected > 0) {
                 selected--;
+                checkSelected(true);
             }
             if(e.getKeyCode() == KeyEvent.VK_ENTER) {
                 justRanSomething.lock(200);
-                options.peek().get(selected).callback.run(parent);
+                CBCallback cb = options.peek().get(selected).callback;
+                if(cb != null)
+                    cb.run(parent);
+            }
+            if(e.getKeyCode() == KeyEvent.VK_ESCAPE) {
+                parent.back();
             }
         }
 

src/main/java/de/com/baseband/clientboot/ClientBoot.java

@@ -3,14 +3,17 @@ package de.com.baseband.clientboot;
 import de.tudbut.parsing.TCN;
 
 import java.util.ArrayList;
+import java.util.List;
 
 public class ClientBoot {
 
     public static void main(String[] args) {
         new ClientBoot("ClientBoot Test")
                 .option("Print something", x -> x.newScreen()
+                        .label("Here, you can print stuff!")
                         .option("Hello!", x1 -> System.out.println("Hello!"))
                         .option("Hellorld!", x1 -> System.out.println("Hellorld!"))
+                        .label("Here, you can exit!")
                         .option("Back", ClientBoot::back))
                 .option("Exit", ClientBoot::finish)
                 .show();
@@ -31,6 +34,14 @@ public class ClientBoot {
         return this;
     }
 
+    public ClientBoot label(String name) {
+        List<CBCallbackContainer> list = window.options.peek();
+        if(window.selected == list.size())
+            window.selected++;
+        list.add(new CBCallbackContainer(name, null));
+        return this;
+    }
+
     public ClientBoot option(String name, CBCallback callback) {
         window.options.peek().add(new CBCallbackContainer(name, callback));
         return this;
@@ -38,6 +49,8 @@ public class ClientBoot {
 
     public void back() {
         window.options.pop();
+        if(window.options.isEmpty())
+            finish();
         window.selected = 0;
         window.justRanSomething.unlock();
     }
@@ -46,6 +59,10 @@ public class ClientBoot {
         window.windowClosing(null);
     }
 
+    public CBCallbackContainer currentOption() {
+        return window.options.peek().get(window.selected);
+    }
+
     public TCN show() {
         window.waitForClose();
         return data;