Slowly building the SceneGraph from the bottom.

Created a abstract class that imlements the Toggle interface for toggling between who one wants to chat.

src/main/java/ch/unibas/dmi/dbis/cs108/multiplayer/client/gui/chat/BroadcastButton.java

@@ -1,7 +1,19 @@
 package ch.unibas.dmi.dbis.cs108.multiplayer.client.gui.chat;
 
+import javafx.beans.property.BooleanProperty;
+import javafx.beans.property.ObjectProperty;
+import javafx.collections.ObservableMap;
 import javafx.scene.Node;
+import javafx.scene.control.Button;
+import javafx.scene.control.Label;
+import javafx.scene.control.Toggle;
+import javafx.scene.control.ToggleGroup;
 
-public class BroadcastButton extends Node {
+/**
+ * Represents toggling to broadcast to everyone
+ */
+public class BroadcastButton extends ChatTargetToggle implements Toggle {
+
+  Label l = new Label("Broadcast");
 
 }

src/main/java/ch/unibas/dmi/dbis/cs108/multiplayer/client/gui/chat/ChatTargetToggle.java

@@ -0,0 +1,81 @@
+package ch.unibas.dmi.dbis.cs108.multiplayer.client.gui.chat;
+
+import javafx.beans.property.BooleanProperty;
+import javafx.beans.property.ObjectProperty;
+import javafx.beans.property.Property;
+import javafx.collections.ObservableMap;
+import javafx.scene.Node;
+import javafx.scene.control.Button;
+import javafx.scene.control.RadioButton;
+import javafx.scene.control.Toggle;
+import javafx.scene.control.ToggleGroup;
+
+/**
+ * If this is toggled than the client chat is operating in whisper mode.
+ */
+
+public abstract class ChatTargetToggle extends Node implements Toggle{
+
+  BooleanProperty isToggled;
+  ObjectProperty<ToggleGroup> myFriends;
+
+  /**
+   * Returns The {@link ToggleGroup} to which this {@code Toggle} belongs.
+   *
+   * @return The {@link ToggleGroup} to which this {@code Toggle} belongs.
+   */
+  @Override
+  public ToggleGroup getToggleGroup() {
+    return myFriends.get();
+  }
+
+  /**
+   * Sets the {@link ToggleGroup} to which this {@code Toggle} belongs.
+   *
+   * @param toggleGroup The new {@link ToggleGroup}.
+   */
+  @Override
+  public void setToggleGroup(ToggleGroup toggleGroup) {
+      myFriends.bindBidirectional((Property<ToggleGroup>) toggleGroup);
+  }
+
+  /**
+   * The {@link ToggleGroup} to which this {@code Toggle} belongs.
+   *
+   * @return the toggle group property
+   */
+  @Override
+  public ObjectProperty<ToggleGroup> toggleGroupProperty() {
+    return myFriends;
+  }
+
+  /**
+   * Indicates whether this {@code Toggle} is selected.
+   *
+   * @return {@code true} if this {@code Toggle} is selected.
+   */
+  @Override
+  public boolean isSelected() {
+    return isToggled.get();
+  }
+
+  /**
+   * Sets this {@code Toggle} as selected or unselected.
+   *
+   * @param selected {@code true} to make this {@code Toggle} selected.
+   */
+  @Override
+  public void setSelected(boolean selected) {
+    this.isToggled.set(selected);
+  }
+
+  /**
+   * The selected state for this {@code Toggle}.
+   *
+   * @return the selected property
+   */
+  @Override
+  public BooleanProperty selectedProperty() {
+    return isToggled;
+  }
+}

src/main/java/ch/unibas/dmi/dbis/cs108/multiplayer/client/gui/chat/ChatView.java

@@ -1,20 +1,42 @@
 package ch.unibas.dmi.dbis.cs108.multiplayer.client.gui.chat;
 
-import javafx.scene.Parent;
-import javafx.scene.Scene;
-import javafx.scene.SceneAntialiasing;
-import javafx.scene.control.Label;
+import javafx.scene.Node;
+import javafx.scene.control.Button;
+import javafx.scene.control.TextArea;
 import javafx.scene.layout.Pane;
-import javafx.scene.paint.Paint;
 
-public class ChatView  {
+/**
+ * This is the view of the client chat gui.
+ */
+public class ChatView extends Node implements NodeWithChildren, ChildNode {
 
-  private Label send = new Label("Send");
 
   private Pane root;
 
-  private Pane createNodeHierarchy(){
-    Pane p = new Pane();
-    return p;
+  public void createNodeHierarchy(){
+    Button send = new SendButton();
+    OutMsgTargetChooserNode chooseTarget = new OutMsgTargetChooserNode();
+    TextArea clientOutgoingChatMsg = new TextArea();
+  }
+
+  @Override
+  public Pane getRootPane() {
+    return root;
+  }
+
+  @Override
+  public ChildNode getInstance() {
+    return this;
+  }
+
+  @Override
+  public void create() {
+
+  }
+
+  @Override
+  public void getChildren() {
+    //TODO implement
+    NodeWithChildren.super.getChildren();
   }
 }

src/main/java/ch/unibas/dmi/dbis/cs108/multiplayer/client/gui/chat/ChildNode.java

@@ -0,0 +1,10 @@
+package ch.unibas.dmi.dbis.cs108.multiplayer.client.gui.chat;
+
+import javafx.scene.layout.Pane;
+
+public interface ChildNode {
+
+  public Pane getRootPane();
+  public ChildNode getInstance();
+
+}

src/main/java/ch/unibas/dmi/dbis/cs108/multiplayer/client/gui/chat/NodeWithChildren.java

@@ -0,0 +1,13 @@
+package ch.unibas.dmi.dbis.cs108.multiplayer.client.gui.chat;
+
+/**
+ * Any class that represents a JavaFX node and has children should implement this interface
+ */
+public interface NodeWithChildren {
+
+  void create();
+
+  public default void getChildren(){};
+
+  void createNodeHierarchy();
+}

src/main/java/ch/unibas/dmi/dbis/cs108/multiplayer/client/gui/chat/OutMsgTargetChooserNode.java

@@ -0,0 +1,32 @@
+package ch.unibas.dmi.dbis.cs108.multiplayer.client.gui.chat;
+
+import javafx.collections.ObservableList;
+import javafx.scene.Node;
+import javafx.scene.control.Toggle;
+import javafx.scene.control.ToggleGroup;
+import javafx.scene.layout.HBox;
+import javafx.scene.layout.Pane;
+
+public class OutMsgTargetChooserNode extends ToggleGroup implements NodeWithChildren {
+
+  private Pane root;
+  private ObservableList<Node> targets;
+
+  @Override
+  public void create() {
+
+  }
+
+  @Override
+  public void getChildren() {
+    NodeWithChildren.super.getChildren();
+  }
+
+  @Override
+  public void createNodeHierarchy() {
+      this.root = new HBox();
+      for(Node n : targets)
+        root.getChildren().add(n);
+
+  }
+}

src/main/java/ch/unibas/dmi/dbis/cs108/multiplayer/client/gui/chat/SendButton.java

@@ -1,7 +1,16 @@
 package ch.unibas.dmi.dbis.cs108.multiplayer.client.gui.chat;
 
 import javafx.scene.Node;
+import javafx.scene.control.Button;
 
-public class SendButton extends Node {
+public class SendButton extends Button implements UINode {
+
+
+  public SendButton() {
+    super("Send");
+  }
+  @Override
+  public void listen() {
 
   }
+}

src/main/java/ch/unibas/dmi/dbis/cs108/multiplayer/client/gui/chat/UINode.java

@@ -0,0 +1,9 @@
+package ch.unibas.dmi.dbis.cs108.multiplayer.client.gui.chat;
+
+/**
+ * Any class that represents a JavaFX node that takes user input should implement this interface.
+ */
+public interface UINode {
+
+  void listen();
+}

src/main/java/ch/unibas/dmi/dbis/cs108/multiplayer/client/gui/chat/WhisperButton.java

@@ -1,7 +1,12 @@
 package ch.unibas.dmi.dbis.cs108.multiplayer.client.gui.chat;
 
-import javafx.scene.Node;
+import javafx.scene.control.Label;
 
-public class WhisperButton extends Node {
+/**
+ * Represents the toggle for a whisper chat.
+ */
+public class WhisperButton extends ChatTargetToggle {
+
+  Label l = new Label("Whisper");
 
 }