diff --git a/CHANGELOG.md b/CHANGELOG.md
index 344f6716..7a0f54ca 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,8 @@ FlatLaf Change Log
   and embedded menu bar with all JREs, while still having native Windows 10
   border drop shadows, resize behavior, window snapping and system window menu.
   (PR #267)
+- Support right aligned components in `JFrame` title bar with embedded menu bar
+  (using `Box.createHorizontalGlue()`). (PR #268)
 
 #### Fixed bugs
 
diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatMenuBarUI.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatMenuBarUI.java
index 09af41dd..5c596185 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatMenuBarUI.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatMenuBarUI.java
@@ -16,18 +16,21 @@
 
 package com.formdev.flatlaf.ui;
 
+import java.awt.Graphics;
 import java.awt.event.ActionEvent;
 import javax.swing.AbstractAction;
 import javax.swing.ActionMap;
 import javax.swing.JComponent;
 import javax.swing.JMenu;
 import javax.swing.JMenuBar;
+import javax.swing.LookAndFeel;
 import javax.swing.MenuElement;
 import javax.swing.MenuSelectionManager;
 import javax.swing.SwingUtilities;
 import javax.swing.plaf.ActionMapUIResource;
 import javax.swing.plaf.ComponentUI;
 import javax.swing.plaf.basic.BasicMenuBarUI;
+import com.formdev.flatlaf.FlatClientProperties;
 import com.formdev.flatlaf.FlatLaf;
 import com.formdev.flatlaf.util.SystemInfo;
 
@@ -55,6 +58,13 @@ public class FlatMenuBarUI
 	 *          Do not add any functionality here.
 	 */
 
+	@Override
+	protected void installDefaults() {
+		super.installDefaults();
+
+		LookAndFeel.installProperty( menuBar, "opaque", false );
+	}
+
 	@Override
 	protected void installKeyboardActions() {
 		super.installKeyboardActions();
@@ -67,6 +77,19 @@ public class FlatMenuBarUI
 		map.put( "takeFocus", new TakeFocus() );
 	}
 
+	@Override
+	public void update( Graphics g, JComponent c ) {
+		// do not fill background if menubar is embedded into title pane
+		if( c.isOpaque() ||
+			!FlatClientProperties.clientPropertyBoolean( menuBar, "flatlaf.internal.menuBarEmbedded", false ) )
+		{
+			g.setColor( c.getBackground() );
+			g.fillRect( 0, 0, c.getWidth(), c.getHeight() );
+		}
+
+		paint( g, c );
+	}
+
 	//---- class TakeFocus ----------------------------------------------------
 
 	/**
diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatRootPaneUI.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatRootPaneUI.java
index 40ca3e98..888fbe8e 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatRootPaneUI.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatRootPaneUI.java
@@ -305,7 +305,8 @@ public class FlatRootPaneUI
 
 			JMenuBar menuBar = rootPane.getJMenuBar();
 			if( menuBar != null && menuBar.isVisible() ) {
-				if( !isFullScreen && titlePane != null && titlePane.isMenuBarEmbedded() ) {
+				boolean embedded = !isFullScreen && titlePane != null && titlePane.isMenuBarEmbedded();
+				if( embedded ) {
 					titlePane.validate();
 					menuBar.setBounds( titlePane.getMenuBarBounds() );
 				} else {
@@ -313,6 +314,9 @@ public class FlatRootPaneUI
 					menuBar.setBounds( 0, nextY, width, prefSize.height );
 					nextY += prefSize.height;
 				}
+
+				// mark menubar as embedded, which is used when painting menubar background
+				menuBar.putClientProperty( "flatlaf.internal.menuBarEmbedded", embedded ? true : null );
 			}
 
 			Container contentPane = rootPane.getContentPane();
diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTitlePane.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTitlePane.java
index 52d7a82f..ffe0df7f 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTitlePane.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTitlePane.java
@@ -47,6 +47,7 @@ import java.util.List;
 import java.util.Objects;
 import javax.accessibility.AccessibleContext;
 import javax.swing.BorderFactory;
+import javax.swing.Box;
 import javax.swing.BoxLayout;
 import javax.swing.Icon;
 import javax.swing.ImageIcon;
@@ -80,7 +81,6 @@ import com.formdev.flatlaf.util.UIScale;
  * @uiDefault TitlePane.iconSize							Dimension
  * @uiDefault TitlePane.iconMargins							Insets
  * @uiDefault TitlePane.titleMargins						Insets
- * @uiDefault TitlePane.menuBarMargins						Insets
  * @uiDefault TitlePane.menuBarEmbedded						boolean
  * @uiDefault TitlePane.buttonMaximizedHeight				int
  * @uiDefault TitlePane.closeIcon							Icon
@@ -100,7 +100,6 @@ public class FlatTitlePane
 	protected final Color embeddedForeground = UIManager.getColor( "TitlePane.embeddedForeground" );
 	protected final Color borderColor = UIManager.getColor( "TitlePane.borderColor" );
 
-	protected final Insets menuBarMargins = UIManager.getInsets( "TitlePane.menuBarMargins" );
 	protected final Dimension iconSize = UIManager.getDimension( "TitlePane.iconSize" );
 	protected final int buttonMaximizedHeight = UIManager.getInt( "TitlePane.buttonMaximizedHeight" );
 
@@ -159,9 +158,7 @@ public class FlatTitlePane
 			@Override
 			public Dimension getPreferredSize() {
 				JMenuBar menuBar = rootPane.getJMenuBar();
-				return (menuBar != null && menuBar.isVisible() && isMenuBarEmbedded())
-					? FlatUIUtils.addInsets( menuBar.getPreferredSize(), UIScale.scale( menuBarMargins ) )
-					: new Dimension();
+				return hasVisibleEmbeddedMenuBar( menuBar ) ? menuBar.getPreferredSize() : new Dimension();
 			}
 		};
 		leftPanel.add( menuBarPlaceholder );
@@ -184,6 +181,18 @@ public class FlatTitlePane
 					if( !getComponentOrientation().isLeftToRight() )
 						leftPanel.setLocation( leftPanel.getX() + (oldWidth - newWidth), leftPanel.getY() );
 				}
+
+				// If menu bar is embedded and contains a horizontal glue component,
+				// then move the title label to the same location as the glue component.
+				// This allows placing any component on the trailing side of the title pane.
+				JMenuBar menuBar = rootPane.getJMenuBar();
+				if( hasVisibleEmbeddedMenuBar( menuBar ) ) {
+					Component horizontalGlue = findHorizontalGlue( menuBar );
+					if( horizontalGlue != null ) {
+						Point glueLocation = SwingUtilities.convertPoint( horizontalGlue, 0, 0, titleLabel );
+						titleLabel.setLocation( titleLabel.getX() + glueLocation.x, titleLabel.getY() );
+					}
+				}
 			}
 		} );
 
@@ -240,7 +249,7 @@ public class FlatTitlePane
 	}
 
 	protected void activeChanged( boolean active ) {
-		boolean hasEmbeddedMenuBar = rootPane.getJMenuBar() != null && rootPane.getJMenuBar().isVisible() && isMenuBarEmbedded();
+		boolean hasEmbeddedMenuBar = hasVisibleEmbeddedMenuBar( rootPane.getJMenuBar() );
 		Color background = FlatUIUtils.nonUIResource( active ? activeBackground : inactiveBackground );
 		Color foreground = FlatUIUtils.nonUIResource( active ? activeForeground : inactiveForeground );
 		Color titleForeground = (hasEmbeddedMenuBar && active) ? FlatUIUtils.nonUIResource( embeddedForeground ) : foreground;
@@ -394,6 +403,16 @@ public class FlatTitlePane
 		window.removeComponentListener( handler );
 	}
 
+	/**
+	 * Returns whether this title pane currently has an visible and embedded menubar.
+	 */
+	protected boolean hasVisibleEmbeddedMenuBar( JMenuBar menuBar ) {
+		return menuBar != null && menuBar.isVisible() && isMenuBarEmbedded();
+	}
+
+	/**
+	 * Returns whether the menubar should be embedded into the title pane.
+	 */
 	protected boolean isMenuBarEmbedded() {
 		// not storing value of "TitlePane.menuBarEmbedded" in class to allow changing at runtime
 		return UIManager.getBoolean( "TitlePane.menuBarEmbedded" ) &&
@@ -412,13 +431,30 @@ public class FlatTitlePane
 		Insets borderInsets = getBorder().getBorderInsets( this );
 		bounds.height += borderInsets.bottom;
 
-		return FlatUIUtils.subtractInsets( bounds, UIScale.scale( getMenuBarMargins() ) );
+		// If menu bar is embedded and contains a horizontal glue component,
+		// then make the menu bar wider so that it completely overlaps the title label.
+		// Since the menu bar is not opaque, the title label is still visible.
+		// The title label is moved to the location of the glue component by the layout manager.
+		// This allows placing any component on the trailing side of the title pane.
+		Component horizontalGlue = findHorizontalGlue( rootPane.getJMenuBar() );
+		if( horizontalGlue != null ) {
+			int titleWidth = Math.max( titleLabel.getWidth(), 0 ); // title width may be negative
+			bounds.width += titleWidth;
+			if( !getComponentOrientation().isLeftToRight() )
+				bounds.x -= titleWidth;
+		}
+
+		return bounds;
 	}
 
-	protected Insets getMenuBarMargins() {
-		return getComponentOrientation().isLeftToRight()
-			? menuBarMargins
-			: new Insets( menuBarMargins.top, menuBarMargins.right, menuBarMargins.bottom, menuBarMargins.left );
+	protected Component findHorizontalGlue( JMenuBar menuBar ) {
+		int count = menuBar.getComponentCount();
+		for( int i = count - 1; i >= 0; i-- ) {
+			Component c = menuBar.getComponent( i );
+			if( c instanceof Box.Filler && c.getMaximumSize().width >= Short.MAX_VALUE )
+				return c;
+		}
+		return null;
 	}
 
 	protected void menuBarChanged() {
@@ -654,8 +690,37 @@ debug*/
 			else
 				appIconBounds = iconBounds;
 		}
-		addNativeHitTestSpot( buttonPanel, false, hitTestSpots );
-		addNativeHitTestSpot( menuBarPlaceholder, true, hitTestSpots );
+
+		Rectangle r = getNativeHitTestSpot( buttonPanel );
+		if( r != null )
+			hitTestSpots.add( r );
+
+		r = getNativeHitTestSpot( menuBarPlaceholder );
+		if( r != null ) {
+			Component horizontalGlue = findHorizontalGlue( rootPane.getJMenuBar() );
+			if( horizontalGlue != null ) {
+				// If menu bar is embedded and contains a horizontal glue component,
+				// then split the hit test spot into two spots so that
+				// the glue component area can used to move the window.
+
+				Point glueLocation = SwingUtilities.convertPoint( horizontalGlue, 0, 0, window );
+				Rectangle r2;
+				if( getComponentOrientation().isLeftToRight() ) {
+					int trailingWidth = (r.x + r.width - HIT_TEST_SPOT_GROW) - glueLocation.x;
+					r.width -= trailingWidth;
+					r2 = new Rectangle( glueLocation.x + horizontalGlue.getWidth(), r.y, trailingWidth, r.height );
+				} else {
+					int leadingWidth = (glueLocation.x + horizontalGlue.getWidth()) - (r.x + HIT_TEST_SPOT_GROW);
+					r.x += leadingWidth;
+					r.width -= leadingWidth;
+					r2 = new Rectangle( glueLocation.x -leadingWidth, r.y, leadingWidth, r.height );
+				}
+				r2.grow( HIT_TEST_SPOT_GROW, HIT_TEST_SPOT_GROW );
+				hitTestSpots.add( r2 );
+			}
+
+			hitTestSpots.add( r );
+		}
 
 		FlatNativeWindowBorder.setTitleBarHeightAndHitTestSpots( window, titleBarHeight, hitTestSpots, appIconBounds );
 
@@ -667,27 +732,27 @@ debug*/
 debug*/
 	}
 
-	protected void addNativeHitTestSpot( JComponent c, boolean subtractMenuBarMargins, List<Rectangle> hitTestSpots ) {
+	protected Rectangle getNativeHitTestSpot( JComponent c ) {
 		Dimension size = c.getSize();
 		if( size.width <= 0 || size.height <= 0 )
-			return;
+			return null;
 
 		Point location = SwingUtilities.convertPoint( c, 0, 0, window );
 		Rectangle r = new Rectangle( location, size );
-		if( subtractMenuBarMargins )
-			r = FlatUIUtils.subtractInsets( r, UIScale.scale( getMenuBarMargins() ) );
 		// slightly increase rectangle so that component receives mouseExit events
-		r.grow( 2, 2 );
-		hitTestSpots.add( r );
+		r.grow( HIT_TEST_SPOT_GROW, HIT_TEST_SPOT_GROW );
+		return r;
 	}
 
+	private static final int HIT_TEST_SPOT_GROW = 2;
+
 /*debug
 	private int debugTitleBarHeight;
 	private List<Rectangle> debugHitTestSpots;
 	private Rectangle debugAppIconBounds;
 debug*/
 
-	//---- class TitlePaneBorder ----------------------------------------------
+	//---- class FlatTitlePaneBorder ------------------------------------------
 
 	protected class FlatTitlePaneBorder
 		extends AbstractBorder
@@ -729,7 +794,7 @@ debug*/
 
 		protected Border getMenuBarBorder() {
 			JMenuBar menuBar = rootPane.getJMenuBar();
-			return (menuBar != null && menuBar.isVisible() && isMenuBarEmbedded()) ? menuBar.getBorder() : null;
+			return hasVisibleEmbeddedMenuBar( menuBar ) ? menuBar.getBorder() : null;
 		}
 	}
 
diff --git a/flatlaf-core/src/main/resources/com/formdev/flatlaf/FlatLaf.properties b/flatlaf-core/src/main/resources/com/formdev/flatlaf/FlatLaf.properties
index 580ff417..45a66b3e 100644
--- a/flatlaf-core/src/main/resources/com/formdev/flatlaf/FlatLaf.properties
+++ b/flatlaf-core/src/main/resources/com/formdev/flatlaf/FlatLaf.properties
@@ -688,9 +688,8 @@ TitledBorder.border = 1,1,1,1,$Separator.foreground
 TitlePane.useWindowDecorations = true
 TitlePane.menuBarEmbedded = true
 TitlePane.iconSize = 16,16
-TitlePane.iconMargins = 3,8,3,0
-TitlePane.menuBarMargins = 0,8,0,22
-TitlePane.titleMargins = 3,8,3,8
+TitlePane.iconMargins = 3,8,3,8
+TitlePane.titleMargins = 3,0,3,0
 TitlePane.buttonSize = 44,30
 TitlePane.buttonMaximizedHeight = 22
 TitlePane.closeIcon = com.formdev.flatlaf.icons.FlatWindowCloseIcon
diff --git a/flatlaf-testing/dumps/uidefaults/FlatDarkLaf_1.8.0_202.txt b/flatlaf-testing/dumps/uidefaults/FlatDarkLaf_1.8.0_202.txt
index 787ed4df..a4c45c88 100644
--- a/flatlaf-testing/dumps/uidefaults/FlatDarkLaf_1.8.0_202.txt
+++ b/flatlaf-testing/dumps/uidefaults/FlatDarkLaf_1.8.0_202.txt
@@ -1133,16 +1133,15 @@ TitlePane.closePressedBackground #e8112399  60%    javax.swing.plaf.ColorUIResou
 TitlePane.closePressedForeground #ffffff    javax.swing.plaf.ColorUIResource [UI]
 TitlePane.embeddedForeground   #959595    javax.swing.plaf.ColorUIResource [UI]
 TitlePane.foreground           #bbbbbb    javax.swing.plaf.ColorUIResource [UI]
-TitlePane.iconMargins          3,8,3,0    javax.swing.plaf.InsetsUIResource [UI]
+TitlePane.iconMargins          3,8,3,8    javax.swing.plaf.InsetsUIResource [UI]
 TitlePane.iconSize             16,16    javax.swing.plaf.DimensionUIResource [UI]
 TitlePane.iconifyIcon          [lazy] 44,30    com.formdev.flatlaf.icons.FlatWindowIconifyIcon [UI]
 TitlePane.inactiveBackground   #303234    javax.swing.plaf.ColorUIResource [UI]
 TitlePane.inactiveForeground   #888888    javax.swing.plaf.ColorUIResource [UI]
 TitlePane.maximizeIcon         [lazy] 44,30    com.formdev.flatlaf.icons.FlatWindowMaximizeIcon [UI]
 TitlePane.menuBarEmbedded      true
-TitlePane.menuBarMargins       0,8,0,22    javax.swing.plaf.InsetsUIResource [UI]
 TitlePane.restoreIcon          [lazy] 44,30    com.formdev.flatlaf.icons.FlatWindowRestoreIcon [UI]
-TitlePane.titleMargins         3,8,3,8    javax.swing.plaf.InsetsUIResource [UI]
+TitlePane.titleMargins         3,0,3,0    javax.swing.plaf.InsetsUIResource [UI]
 TitlePane.useWindowDecorations true
 
 
diff --git a/flatlaf-testing/dumps/uidefaults/FlatLightLaf_1.8.0_202.txt b/flatlaf-testing/dumps/uidefaults/FlatLightLaf_1.8.0_202.txt
index 578a317e..f8da0584 100644
--- a/flatlaf-testing/dumps/uidefaults/FlatLightLaf_1.8.0_202.txt
+++ b/flatlaf-testing/dumps/uidefaults/FlatLightLaf_1.8.0_202.txt
@@ -1138,16 +1138,15 @@ TitlePane.closePressedBackground #e8112399  60%    javax.swing.plaf.ColorUIResou
 TitlePane.closePressedForeground #ffffff    javax.swing.plaf.ColorUIResource [UI]
 TitlePane.embeddedForeground   #595959    javax.swing.plaf.ColorUIResource [UI]
 TitlePane.foreground           #000000    javax.swing.plaf.ColorUIResource [UI]
-TitlePane.iconMargins          3,8,3,0    javax.swing.plaf.InsetsUIResource [UI]
+TitlePane.iconMargins          3,8,3,8    javax.swing.plaf.InsetsUIResource [UI]
 TitlePane.iconSize             16,16    javax.swing.plaf.DimensionUIResource [UI]
 TitlePane.iconifyIcon          [lazy] 44,30    com.formdev.flatlaf.icons.FlatWindowIconifyIcon [UI]
 TitlePane.inactiveBackground   #ffffff    javax.swing.plaf.ColorUIResource [UI]
 TitlePane.inactiveForeground   #8c8c8c    javax.swing.plaf.ColorUIResource [UI]
 TitlePane.maximizeIcon         [lazy] 44,30    com.formdev.flatlaf.icons.FlatWindowMaximizeIcon [UI]
 TitlePane.menuBarEmbedded      true
-TitlePane.menuBarMargins       0,8,0,22    javax.swing.plaf.InsetsUIResource [UI]
 TitlePane.restoreIcon          [lazy] 44,30    com.formdev.flatlaf.icons.FlatWindowRestoreIcon [UI]
-TitlePane.titleMargins         3,8,3,8    javax.swing.plaf.InsetsUIResource [UI]
+TitlePane.titleMargins         3,0,3,0    javax.swing.plaf.InsetsUIResource [UI]
 TitlePane.useWindowDecorations true
 
 
diff --git a/flatlaf-testing/dumps/uidefaults/FlatTestLaf_1.8.0_202.txt b/flatlaf-testing/dumps/uidefaults/FlatTestLaf_1.8.0_202.txt
index c89dd1a6..361f9b13 100644
--- a/flatlaf-testing/dumps/uidefaults/FlatTestLaf_1.8.0_202.txt
+++ b/flatlaf-testing/dumps/uidefaults/FlatTestLaf_1.8.0_202.txt
@@ -1130,16 +1130,15 @@ TitlePane.closeIcon            [lazy] 44,30    com.formdev.flatlaf.icons.FlatWin
 TitlePane.closePressedBackground #e8112399  60%    javax.swing.plaf.ColorUIResource [UI]
 TitlePane.closePressedForeground #ffffff    javax.swing.plaf.ColorUIResource [UI]
 TitlePane.foreground           #0000ff    javax.swing.plaf.ColorUIResource [UI]
-TitlePane.iconMargins          3,8,3,0    javax.swing.plaf.InsetsUIResource [UI]
+TitlePane.iconMargins          3,8,3,8    javax.swing.plaf.InsetsUIResource [UI]
 TitlePane.iconSize             16,16    javax.swing.plaf.DimensionUIResource [UI]
 TitlePane.iconifyIcon          [lazy] 44,30    com.formdev.flatlaf.icons.FlatWindowIconifyIcon [UI]
 TitlePane.inactiveBackground   #008800    javax.swing.plaf.ColorUIResource [UI]
 TitlePane.inactiveForeground   #ffffff    javax.swing.plaf.ColorUIResource [UI]
 TitlePane.maximizeIcon         [lazy] 44,30    com.formdev.flatlaf.icons.FlatWindowMaximizeIcon [UI]
 TitlePane.menuBarEmbedded      true
-TitlePane.menuBarMargins       0,8,0,22    javax.swing.plaf.InsetsUIResource [UI]
 TitlePane.restoreIcon          [lazy] 44,30    com.formdev.flatlaf.icons.FlatWindowRestoreIcon [UI]
-TitlePane.titleMargins         3,8,3,8    javax.swing.plaf.InsetsUIResource [UI]
+TitlePane.titleMargins         3,0,3,0    javax.swing.plaf.InsetsUIResource [UI]
 TitlePane.useWindowDecorations true
 
 
diff --git a/flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatWindowDecorationsTest.java b/flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatWindowDecorationsTest.java
index d3ed01a0..9a835539 100644
--- a/flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatWindowDecorationsTest.java
+++ b/flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatWindowDecorationsTest.java
@@ -128,13 +128,48 @@ public class FlatWindowDecorationsTest
 		menuBar.setVisible( menuBarVisibleCheckBox.isSelected() );
 	}
 
+	private void colorizeMenuBar() {
+		boolean colorize = colorizeMenuBarCheckBox.isSelected();
+		Color menuBarBackground = colorize ? new Color( 0xffccff ) : UIManager.getColor( "MenuBar.background" );
+
+		menuBar.setOpaque( colorize );
+		menuBar.setBackground( menuBarBackground );
+	}
+
+	private void colorizeMenus() {
+		boolean colorize = colorizeMenusCheckBox.isSelected();
+		Color menuBackground = colorize ? new Color( 0xaaffff ) : UIManager.getColor( "Menu.background" );
+
+		for( Component c : menuBar.getComponents() ) {
+			if( c instanceof JMenu ) {
+				((JMenu)c).setOpaque( colorize );
+				c.setBackground( menuBackground );
+			}
+		}
+	}
+
 	private void addMenu() {
 		JMenu menu = new JMenu( "Hello" );
 		menu.add( new JMenuItem( "world" ) );
+
+		if( colorizeMenusCheckBox.isSelected() ) {
+			menu.setOpaque( true );
+			menu.setBackground( new Color( 0xaaffff ) );
+		}
+
 		menuBar.add( menu );
 		menuBar.revalidate();
 	}
 
+	private void addGlue() {
+		for( Component c : menuBar.getComponents() ) {
+			if( c instanceof Box.Filler )
+				return;
+		}
+		menuBar.add( Box.createGlue() );
+		menuBar.revalidate();
+	}
+
 	private void removeMenu() {
 		int menuCount = menuBar.getMenuCount();
 		if( menuCount <= 0 )
@@ -264,10 +299,13 @@ public class FlatWindowDecorationsTest
 		// JFormDesigner - Component initialization - DO NOT MODIFY  //GEN-BEGIN:initComponents
 		menuBarCheckBox = new JCheckBox();
 		addMenuButton = new JButton();
+		JButton addGlueButton = new JButton();
 		removeMenuButton = new JButton();
 		changeMenuButton = new JButton();
 		menuBarEmbeddedCheckBox = new JCheckBox();
 		menuBarVisibleCheckBox = new JCheckBox();
+		colorizeMenuBarCheckBox = new JCheckBox();
+		colorizeMenusCheckBox = new JCheckBox();
 		resizableCheckBox = new JCheckBox();
 		maximizedBoundsCheckBox = new JCheckBox();
 		undecoratedCheckBox = new JCheckBox();
@@ -325,9 +363,9 @@ public class FlatWindowDecorationsTest
 			// rows
 			"para[]0" +
 			"[]0" +
+			"[]unrel" +
 			"[]0" +
-			"[]0" +
-			"[]" +
+			"[]unrel" +
 			"[]" +
 			"[top]" +
 			"[]"));
@@ -343,6 +381,11 @@ public class FlatWindowDecorationsTest
 		addMenuButton.addActionListener(e -> addMenu());
 		add(addMenuButton, "cell 1 0 1 2,align left top,grow 0 0");
 
+		//---- addGlueButton ----
+		addGlueButton.setText("Add glue");
+		addGlueButton.addActionListener(e -> addGlue());
+		add(addGlueButton, "cell 1 0 1 2,align left top,grow 0 0");
+
 		//---- removeMenuButton ----
 		removeMenuButton.setText("Remove menu");
 		removeMenuButton.addActionListener(e -> removeMenu());
@@ -365,6 +408,16 @@ public class FlatWindowDecorationsTest
 		menuBarVisibleCheckBox.addActionListener(e -> menuBarVisibleChanged());
 		add(menuBarVisibleCheckBox, "cell 0 2");
 
+		//---- colorizeMenuBarCheckBox ----
+		colorizeMenuBarCheckBox.setText("colorize menu bar");
+		colorizeMenuBarCheckBox.addActionListener(e -> colorizeMenuBar());
+		add(colorizeMenuBarCheckBox, "cell 1 2");
+
+		//---- colorizeMenusCheckBox ----
+		colorizeMenusCheckBox.setText("colorize menus");
+		colorizeMenusCheckBox.addActionListener(e -> colorizeMenus());
+		add(colorizeMenusCheckBox, "cell 1 2");
+
 		//---- resizableCheckBox ----
 		resizableCheckBox.setText("resizable");
 		resizableCheckBox.setSelected(true);
@@ -688,6 +741,8 @@ public class FlatWindowDecorationsTest
 	private JButton changeMenuButton;
 	private JCheckBox menuBarEmbeddedCheckBox;
 	private JCheckBox menuBarVisibleCheckBox;
+	private JCheckBox colorizeMenuBarCheckBox;
+	private JCheckBox colorizeMenusCheckBox;
 	private JCheckBox resizableCheckBox;
 	private JCheckBox maximizedBoundsCheckBox;
 	private JCheckBox undecoratedCheckBox;
diff --git a/flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatWindowDecorationsTest.jfd b/flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatWindowDecorationsTest.jfd
index d536cc39..f1b87adc 100644
--- a/flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatWindowDecorationsTest.jfd
+++ b/flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatWindowDecorationsTest.jfd
@@ -1,4 +1,4 @@
-JFDML JFormDesigner: "7.0.2.0.298" Java: "15" encoding: "UTF-8"
+JFDML JFormDesigner: "7.0.3.1.342" Java: "15" encoding: "UTF-8"
 
 new FormModel {
 	contentType: "form/swing"
@@ -9,7 +9,7 @@ new FormModel {
 		add( new FormContainer( "com.formdev.flatlaf.testing.FlatTestPanel", new FormLayoutManager( class net.miginfocom.swing.MigLayout ) {
 			"$layoutConstraints": "ltr,insets dialog,hidemode 3"
 			"$columnConstraints": "[left]para[left]"
-			"$rowConstraints": "para[]0[]0[]0[]0[][][top][]"
+			"$rowConstraints": "para[]0[]0[]unrel[]0[]unrel[][top][]"
 		} ) {
 			name: "this"
 			add( new FormComponent( "javax.swing.JCheckBox" ) {
@@ -33,6 +33,13 @@ new FormModel {
 			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
 				"value": "cell 1 0 1 2,align left top,grow 0 0"
 			} )
+			add( new FormComponent( "javax.swing.JButton" ) {
+				name: "addGlueButton"
+				"text": "Add glue"
+				addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "addGlue", false ) )
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 1 0 1 2,align left top,grow 0 0"
+			} )
 			add( new FormComponent( "javax.swing.JButton" ) {
 				name: "removeMenuButton"
 				"text": "Remove menu"
@@ -75,6 +82,26 @@ new FormModel {
 			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
 				"value": "cell 0 2"
 			} )
+			add( new FormComponent( "javax.swing.JCheckBox" ) {
+				name: "colorizeMenuBarCheckBox"
+				"text": "colorize menu bar"
+				auxiliary() {
+					"JavaCodeGenerator.variableLocal": false
+				}
+				addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "colorizeMenuBar", false ) )
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 1 2"
+			} )
+			add( new FormComponent( "javax.swing.JCheckBox" ) {
+				name: "colorizeMenusCheckBox"
+				"text": "colorize menus"
+				auxiliary() {
+					"JavaCodeGenerator.variableLocal": false
+				}
+				addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "colorizeMenus", false ) )
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 1 2"
+			} )
 			add( new FormComponent( "javax.swing.JCheckBox" ) {
 				name: "resizableCheckBox"
 				"text": "resizable"
diff --git a/flatlaf-theme-editor/src/main/resources/com/formdev/flatlaf/themeeditor/FlatLafUIKeys.txt b/flatlaf-theme-editor/src/main/resources/com/formdev/flatlaf/themeeditor/FlatLafUIKeys.txt
index dd90b82a..7a766b57 100644
--- a/flatlaf-theme-editor/src/main/resources/com/formdev/flatlaf/themeeditor/FlatLafUIKeys.txt
+++ b/flatlaf-theme-editor/src/main/resources/com/formdev/flatlaf/themeeditor/FlatLafUIKeys.txt
@@ -850,7 +850,6 @@ TitlePane.inactiveBackground
 TitlePane.inactiveForeground
 TitlePane.maximizeIcon
 TitlePane.menuBarEmbedded
-TitlePane.menuBarMargins
 TitlePane.restoreIcon
 TitlePane.titleMargins
 TitlePane.useWindowDecorations