Improved code style and formatting

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

@@ -49,9 +49,10 @@ public class ChatWindow extends JFrame {
 
 	private static final long serialVersionUID = 6865098428255463649L;
 
-	// user specific objects
+	// User specific objects
 	private Client	client;
 	private LocalDB	localDB;
+
 	// GUI components
 	private JPanel			contentPane						= new JPanel();
 	private PrimaryTextArea	messageEnterTextArea			= new PrimaryTextArea(space);
@@ -59,12 +60,11 @@ public class ChatWindow extends JFrame {
 	private Chat			currentChat;
 	private JList<Message>	messageList						= new JList<>();
 	private JScrollPane		scrollPane						= new JScrollPane();
-	private JTextPane		textPane				= new JTextPane();
-	// private JCheckBox jCbChangeMode;
-	private PrimaryButton	postButton		= new PrimaryButton("Post");
-	private PrimaryButton	settingsButton	= new PrimaryButton("Settings");
 	private int				verticalScrollBarMaximumValue	= scrollPane.getVerticalScrollBar().getMaximum();
 	private boolean			chatOpened						= false;
+	private JTextPane		textPane						= new JTextPane();
+	private PrimaryButton	postButton						= new PrimaryButton("Post");
+	private PrimaryButton	settingsButton					= new PrimaryButton("Settings");
 
 	private static int space = 4;
 
@@ -260,8 +260,7 @@ public class ChatWindow extends JFrame {
 		// Scroll Bar Styling
 		scrollPane.getVerticalScrollBar().setBackground(theme.getCellColor());
 		scrollPane.getVerticalScrollBar()
-			.setUI(new PrimaryScrollBar(5, theme.getInteractableBackgroundColor(),
+			.setUI(new PrimaryScrollBar(5, theme.getInteractableBackgroundColor(), new Color(theme.getInteractableBackgroundColor().getRGB() - 50),
-					new Color(theme.getInteractableBackgroundColor().getRGB() - 50),
 					new Color(theme.getInteractableBackgroundColor().getRGB() + 170), true));
 		scrollPane.getHorizontalScrollBar().setBackground(theme.getCellColor());
 		scrollPane.getHorizontalScrollBar()
@@ -270,9 +269,7 @@ public class ChatWindow extends JFrame {
 
 		// Autoscroll
 		scrollPane.getVerticalScrollBar().addAdjustmentListener(e -> {
-			if ((verticalScrollBarMaximumValue - e.getAdjustable().getMaximum()) == 0) {
+			if ((verticalScrollBarMaximumValue - e.getAdjustable().getMaximum()) == 0) { return; }
-				return;
-			}
 
 			if (chatOpened == true) {
 				e.getAdjustable().setValue(e.getAdjustable().getMaximum());
@@ -280,8 +277,8 @@ public class ChatWindow extends JFrame {
 				chatOpened						= false;
 				return;
 			}
-			if (scrollPane.getVerticalScrollBar().getValue()
+			if (scrollPane.getVerticalScrollBar().getValue() + scrollPane.getVerticalScrollBar().getVisibleAmount()
-					+ scrollPane.getVerticalScrollBar().getVisibleAmount() + 100 >= scrollPane.getVerticalScrollBar().getMaximum()) {
+					+ 100 >= scrollPane.getVerticalScrollBar().getMaximum()) {
 				e.getAdjustable().setValue(e.getAdjustable().getMaximum());
 				verticalScrollBarMaximumValue = scrollPane.getVerticalScrollBar().getMaximum();
 			}

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

@@ -16,7 +16,7 @@ import envoy.client.Settings;
 
 /**
  * Project: <strong>envoy-client</strong><br>
- * File: <strong>PrimaryScrollBar.javaEvent.java</strong><br>
+ * File: <strong>PrimaryScrollBar.java</strong><br>
  * Created: <strong>14.12.2019</strong><br>
  *
  * @author Maximilian K&auml;fer
@@ -25,11 +25,11 @@ import envoy.client.Settings;
 public class PrimaryScrollBar extends BasicScrollBarUI {
 
 	private final Dimension	d	= new Dimension();
-	private int				arcSize;
+	private final int		arcSize;
-	private Color			scrollBarColor;
+	private final Color		scrollBarColor;
-	private Color			hoverColor;
+	private final Color		hoverColor;
-	private Color			draggingColor;
+	private final Color		draggingColor;
-	private boolean			isVertical;
+	private final boolean	isVertical;
 
 	public PrimaryScrollBar(int arcSize, Color scrollBarColor, Color hoverColor, Color draggingColor, boolean isVertical) {
 		this.arcSize		= arcSize;
@@ -41,62 +41,45 @@ public class PrimaryScrollBar extends BasicScrollBarUI{
 
 	@Override
 	protected JButton createDecreaseButton(int orientation) {
-		return new JButton() {
+		JButton button = new JButton();
-			private static final long serialVersionUID = 1032443171070235890L;
+		button.setPreferredSize(d);
-
+		return button;
-			@Override
-			public Dimension getPreferredSize() {
-				return d;
-			}
-		};
 	}
 
 	@Override
 	protected JButton createIncreaseButton(int orientation) {
-		return new JButton() {
+		JButton button = new JButton();
-
+		button.setPreferredSize(d);
-			private static final long serialVersionUID = 7575774542623215803L;
+		return button;
+	}
 
 	@Override
-			public Dimension getPreferredSize() {
+	protected void paintTrack(Graphics g, JComponent c, Rectangle r) {}
-				return d;
-			}
-		};
-	}
-	@Override
-	protected void paintTrack(Graphics g, JComponent c, Rectangle r) {
-	}
 
 	@Override
 	protected void paintThumb(Graphics g, JComponent c, Rectangle r) {
 		Graphics2D g2 = (Graphics2D) g.create();
 		g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
-		Color		color	= null;
+		Color		color;
 		JScrollBar	sb	= (JScrollBar) c;
-		if (!sb.isEnabled() || (isVertical == true && r.width > r.height) || (isVertical == false && r.width < r.height)) {
-			return;
-		} else if (isDragging) {
-			color = draggingColor;
-		} else if (isThumbRollover()) {
-			color = hoverColor;
-		} else {
-			color = scrollBarColor;
-		}
 
-		if (isVertical) {
+		if (!sb.isEnabled() || (isVertical && r.width > r.height) || (!isVertical && r.width < r.height)) return;
+
+		if (isDragging) color = draggingColor;
+		else if (isThumbRollover()) color = hoverColor;
+		else color = scrollBarColor;
+
 		g2.setPaint(color);
+		if (isVertical) {
 			g2.fillRoundRect(r.x + 9, r.y, r.width - 10, r.height, arcSize, arcSize);
 			g2.setPaint(Settings.getInstance().getThemes().get(Settings.getInstance().getCurrentTheme()).getCellColor());
 			g2.drawRoundRect(r.x + 9, r.y, r.width - 10, r.height, arcSize, arcSize);
-			g2.dispose();
+		} else {
-		}
-		if (!isVertical) {
-			g2.setPaint(color);
 			g2.fillRoundRect(r.x, r.y + 9, r.width, r.height - 10, arcSize, arcSize);
 			g2.setPaint(Settings.getInstance().getThemes().get(Settings.getInstance().getCurrentTheme()).getCellColor());
 			g2.drawRoundRect(r.x, r.y + 9, r.width, r.height - 10, arcSize, arcSize);
-			g2.dispose();
 		}
+		g2.dispose();
 	}
 
 	@Override