Added color display of user statuses

src/main/java/envoy/client/ui/ContactListCell.java

@@ -3,8 +3,10 @@ package envoy.client.ui;
 import javafx.scene.control.Label;
 import javafx.scene.control.ListCell;
 import javafx.scene.layout.VBox;
+import javafx.scene.paint.Color;
 
 import envoy.data.Contact;
+import envoy.data.Group;
 import envoy.data.User;
 
 /**
@@ -20,15 +22,39 @@ public class ContactListCell extends ListCell<Contact> {
 	/**
 	 * Displays the name of a contact. If the contact is a user, their online status
 	 * is displayed as well.
-	 * 
+	 *
 	 * @since Envoy Client v0.1-beta
 	 */
 	@Override
 	protected void updateItem(Contact contact, boolean empty) {
 		super.updateItem(contact, empty);
 		if (!empty && contact != null) {
-			final var name = new Label(contact.getName());
-			setGraphic(contact instanceof User ? new VBox(name, new Label(((User) contact).getStatus().toString())) : new VBox(name));
+			// the infoLabel displays specific contact info, i.e. status of a user or amount
+			// of members in a group
+			Label infoLabel = null;
+			if (contact instanceof User) {
+				// user specific info
+				infoLabel = new Label(((User) contact).getStatus().toString());
+				Color textColor = null;
+				switch (((User) contact).getStatus()) {
+					case ONLINE:
+						textColor = Color.LIMEGREEN;
+						break;
+					case AWAY:
+						textColor = Color.ORANGERED;
+						break;
+					case BUSY:
+						textColor = Color.RED;
+						break;
+					case OFFLINE:
+						textColor = Color.GRAY;
+						break;
+				}
+				infoLabel.setTextFill(textColor);
+			} else 
+				// group specific infos
+				infoLabel = new Label(String.valueOf(((Group) contact).getContacts().size()) + " members");
+			setGraphic(new VBox(new Label(contact.getName()), infoLabel));
 		}
 	}
 }