Merge branch 'origin/custom-window-decorations' into master

# Conflicts:
#	flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/DemoFrame.java

flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatDisabledIconsTest.java

@@ -598,12 +598,7 @@ public class FlatDisabledIconsTest
 		}
 
 		private ImageIcon getCurrentIcon() {
-			return isDark() ? darkIcon : lightIcon;
-		}
-
-		private boolean isDark() {
-			LookAndFeel lookAndFeel = UIManager.getLookAndFeel();
-			return lookAndFeel instanceof FlatLaf && ((FlatLaf)lookAndFeel).isDark();
+			return FlatLaf.isLafDark() ? darkIcon : lightIcon;
 		}
 
 		@Override

flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatPaintingStringTest.java

@@ -26,6 +26,7 @@ import java.awt.Insets;
 import java.awt.geom.AffineTransform;
 import javax.swing.*;
 import javax.swing.border.EmptyBorder;
+import com.formdev.flatlaf.FlatSystemProperties;
 import com.formdev.flatlaf.ui.FlatUIUtils;
 import com.formdev.flatlaf.util.Graphics2DProxy;
 import com.formdev.flatlaf.util.HiDPIUtils;
@@ -40,7 +41,7 @@ public class FlatPaintingStringTest
 	extends JPanel
 {
 	public static void main( String[] args ) {
-		System.setProperty( "flatlaf.uiScale", "1x" );
+		System.setProperty( FlatSystemProperties.UI_SCALE, "1x" );
 		System.setProperty( "sun.java2d.uiScale", "1x" );
 
 		SwingUtilities.invokeLater( () -> {

flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatTestFrame.java

@@ -35,6 +35,7 @@ import com.formdev.flatlaf.FlatDarkLaf;
 import com.formdev.flatlaf.FlatIntelliJLaf;
 import com.formdev.flatlaf.FlatLaf;
 import com.formdev.flatlaf.FlatLightLaf;
+import com.formdev.flatlaf.FlatSystemProperties;
 import com.formdev.flatlaf.IntelliJTheme;
 import com.formdev.flatlaf.demo.LookAndFeelsComboBox;
 import com.formdev.flatlaf.demo.DemoPrefs;
@@ -66,10 +67,10 @@ public class FlatTestFrame
 		DemoPrefs.init( PREFS_ROOT_PATH );
 
 		// set scale factor
-		if( System.getProperty( "flatlaf.uiScale", System.getProperty( "sun.java2d.uiScale" ) ) == null ) {
+		if( System.getProperty( FlatSystemProperties.UI_SCALE, System.getProperty( "sun.java2d.uiScale" ) ) == null ) {
 			String scaleFactor = DemoPrefs.getState().get( KEY_SCALE_FACTOR, null );
 			if( scaleFactor != null )
-				System.setProperty( "flatlaf.uiScale", scaleFactor );
+				System.setProperty( FlatSystemProperties.UI_SCALE, scaleFactor );
 		}
 
 		// set look and feel
@@ -145,7 +146,7 @@ public class FlatTestFrame
 		lookAndFeelComboBox.setModel( lafModel );
 
 		updateScaleFactorComboBox();
-		String scaleFactor = System.getProperty( "flatlaf.uiScale", System.getProperty( "sun.java2d.uiScale" ) );
+		String scaleFactor = System.getProperty( FlatSystemProperties.UI_SCALE, System.getProperty( "sun.java2d.uiScale" ) );
 		if( scaleFactor != null )
 			scaleFactorComboBox.setSelectedItem( scaleFactor );
 
@@ -399,8 +400,7 @@ public class FlatTestFrame
 			boolean explicit = explicitColorsCheckBox.isSelected();
 			ColorUIResource restoreColor = new ColorUIResource( Color.white );
 
-			LookAndFeel lookAndFeel = UIManager.getLookAndFeel();
-			boolean dark = (lookAndFeel instanceof FlatLaf && ((FlatLaf)lookAndFeel).isDark());
+			boolean dark = FlatLaf.isLafDark();
 			Color magenta = dark ? Color.magenta.darker() : Color.magenta;
 			Color orange = dark ? Color.orange.darker() : Color.orange;
 			Color blue = dark ? Color.blue.darker() : Color.blue;
@@ -473,10 +473,10 @@ public class FlatTestFrame
 		scaleFactorComboBox.setPopupVisible( false );
 
 		if( scaleFactor != null ) {
-			System.setProperty( "flatlaf.uiScale", scaleFactor );
+			System.setProperty( FlatSystemProperties.UI_SCALE, scaleFactor );
 			DemoPrefs.getState().put( KEY_SCALE_FACTOR, scaleFactor );
 		} else {
-			System.clearProperty( "flatlaf.uiScale" );
+			System.clearProperty( FlatSystemProperties.UI_SCALE );
 			DemoPrefs.getState().remove( KEY_SCALE_FACTOR );
 		}
 

flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatWindowDecorationsTest.java

@@ -0,0 +1,627 @@
+/*
+ * Copyright 2020 FormDev Software GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.formdev.flatlaf.testing;
+
+import java.awt.*;
+import java.awt.Dialog.ModalityType;
+import java.awt.event.*;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import javax.swing.*;
+import com.formdev.flatlaf.FlatClientProperties;
+import net.miginfocom.swing.*;
+
+/**
+ * @author Karl Tauber
+ */
+public class FlatWindowDecorationsTest
+	extends FlatTestPanel
+{
+	public static void main( String[] args ) {
+		SwingUtilities.invokeLater( () -> {
+			// enable custom window decoration (if LaF supports it)
+			JFrame.setDefaultLookAndFeelDecorated( true );
+			JDialog.setDefaultLookAndFeelDecorated( true );
+
+			FlatTestFrame frame = FlatTestFrame.create( args, "FlatWindowDecorationsTest" );
+
+			// WARNING: Do not this in real-world programs.
+//			frame.setUndecorated( true );
+//			frame.getRootPane().setWindowDecorationStyle( JRootPane.FRAME );
+
+			Class<?> cls = FlatWindowDecorationsTest.class;
+			List<Image> images = Arrays.asList(
+				new ImageIcon( cls.getResource( "/com/formdev/flatlaf/testing/test16.png" ) ).getImage(),
+				new ImageIcon( cls.getResource( "/com/formdev/flatlaf/testing/test24.png" ) ).getImage(),
+				new ImageIcon( cls.getResource( "/com/formdev/flatlaf/testing/test32.png" ) ).getImage(),
+				new ImageIcon( cls.getResource( "/com/formdev/flatlaf/testing/test48.png" ) ).getImage(),
+				new ImageIcon( cls.getResource( "/com/formdev/flatlaf/testing/test64.png" ) ).getImage(),
+				new ImageIcon( cls.getResource( "/com/formdev/flatlaf/testing/test128.png" ) ).getImage()
+			);
+			// shuffle to test whether FlatLaf chooses the right size
+			Collections.shuffle( images );
+			frame.setIconImages( images );
+
+			frame.showFrame( FlatWindowDecorationsTest::new, panel -> ((FlatWindowDecorationsTest)panel).menuBar );
+		} );
+	}
+
+	private List<Image> images;
+
+	FlatWindowDecorationsTest() {
+		initComponents();
+	}
+
+	@Override
+	public void addNotify() {
+		super.addNotify();
+
+		Window window = SwingUtilities.windowForComponent( this );
+		menuBarCheckBox.setEnabled( window instanceof JFrame );
+		menuBarEmbeddedCheckBox.setEnabled( window instanceof JFrame );
+		maximizedBoundsCheckBox.setEnabled( window instanceof Frame );
+
+		boolean windowHasIcons = (window != null && !window.getIconImages().isEmpty());
+		iconNoneRadioButton.setEnabled( windowHasIcons );
+		iconTestAllRadioButton.setEnabled( windowHasIcons );
+		iconTestRandomRadioButton.setEnabled( windowHasIcons );
+
+		if( window instanceof Frame )
+			undecoratedCheckBox.setSelected( ((Frame)window).isUndecorated() );
+		else if( window instanceof Dialog )
+			undecoratedCheckBox.setSelected( ((Dialog)window).isUndecorated() );
+
+		JRootPane rootPane = getWindowRootPane();
+		if( rootPane != null ) {
+			int style = rootPane.getWindowDecorationStyle();
+			if( style == JRootPane.NONE )
+				styleNoneRadioButton.setSelected( true );
+			else if( style == JRootPane.FRAME )
+				styleFrameRadioButton.setSelected( true );
+			else if( style == JRootPane.PLAIN_DIALOG )
+				stylePlainRadioButton.setSelected( true );
+			else if( style == JRootPane.INFORMATION_DIALOG )
+				styleInfoRadioButton.setSelected( true );
+			else
+				throw new RuntimeException(); // not used
+		}
+	}
+
+	private void menuBarChanged() {
+		Window window = SwingUtilities.windowForComponent( this );
+		if( window instanceof JFrame ) {
+			((JFrame)window).setJMenuBar( menuBarCheckBox.isSelected() ? menuBar : null );
+			window.revalidate();
+			window.repaint();
+		}
+	}
+
+	private void menuBarEmbeddedChanged() {
+		JRootPane rootPane = getWindowRootPane();
+		if( rootPane != null )
+			rootPane.putClientProperty( FlatClientProperties.MENU_BAR_EMBEDDED, menuBarEmbeddedCheckBox.isSelected() );
+	}
+
+	private void resizableChanged() {
+		Window window = SwingUtilities.windowForComponent( this );
+		if( window instanceof Frame )
+			((Frame)window).setResizable( resizableCheckBox.isSelected() );
+		else if( window instanceof Dialog )
+			((Dialog)window).setResizable( resizableCheckBox.isSelected() );
+	}
+
+	private void undecoratedChanged() {
+		Window window = SwingUtilities.windowForComponent( this );
+		if( window == null )
+			return;
+
+		window.dispose();
+
+		if( window instanceof Frame )
+			((Frame)window).setUndecorated( undecoratedCheckBox.isSelected() );
+		else if( window instanceof Dialog )
+			((Dialog)window).setUndecorated( undecoratedCheckBox.isSelected() );
+
+		window.setVisible( true );
+	}
+
+	private void maximizedBoundsChanged() {
+		Window window = SwingUtilities.windowForComponent( this );
+		if( window instanceof Frame ) {
+			((Frame)window).setMaximizedBounds( maximizedBoundsCheckBox.isSelected()
+				? new Rectangle( 50, 100, 1000, 700 )
+				: null );
+		}
+	}
+
+	private void menuItemActionPerformed(ActionEvent e) {
+		SwingUtilities.invokeLater( () -> {
+			JOptionPane.showMessageDialog( this, e.getActionCommand(), "Menu Item", JOptionPane.PLAIN_MESSAGE );
+		} );
+	}
+
+	private void openDialog() {
+		Window owner = SwingUtilities.windowForComponent( this );
+		JDialog dialog = new JDialog( owner, "Dialog", ModalityType.APPLICATION_MODAL );
+		dialog.add( new FlatWindowDecorationsTest() );
+		dialog.pack();
+		dialog.setLocationRelativeTo( this );
+		dialog.setVisible( true );
+	}
+
+	private void decorationStyleChanged() {
+		int style;
+		if( styleFrameRadioButton.isSelected() )
+			style = JRootPane.FRAME;
+		else if( stylePlainRadioButton.isSelected() )
+			style = JRootPane.PLAIN_DIALOG;
+		else if( styleInfoRadioButton.isSelected() )
+			style = JRootPane.INFORMATION_DIALOG;
+		else if( styleErrorRadioButton.isSelected() )
+			style = JRootPane.ERROR_DIALOG;
+		else if( styleQuestionRadioButton.isSelected() )
+			style = JRootPane.QUESTION_DIALOG;
+		else if( styleWarningRadioButton.isSelected() )
+			style = JRootPane.WARNING_DIALOG;
+		else if( styleColorChooserRadioButton.isSelected() )
+			style = JRootPane.COLOR_CHOOSER_DIALOG;
+		else if( styleFileChooserRadioButton.isSelected() )
+			style = JRootPane.FILE_CHOOSER_DIALOG;
+		else
+			style = JRootPane.NONE;
+
+		JRootPane rootPane = getWindowRootPane();
+		if( rootPane != null )
+			rootPane.setWindowDecorationStyle( style );
+	}
+
+	private void iconChanged() {
+		Window window = SwingUtilities.windowForComponent( this );
+		if( window == null )
+			return;
+
+		if( images == null )
+			images = window.getIconImages();
+
+		if( iconNoneRadioButton.isSelected() )
+			window.setIconImage( null );
+		else if( iconTestAllRadioButton.isSelected() )
+			window.setIconImages( images );
+		else if( iconTestRandomRadioButton.isSelected() )
+			window.setIconImage( images.get( (int) (Math.random() * images.size()) ) );
+	}
+
+	private JRootPane getWindowRootPane() {
+		Window window = SwingUtilities.windowForComponent( this );
+		if( window instanceof JFrame )
+			return ((JFrame)window).getRootPane();
+		else if( window instanceof JDialog )
+			return ((JDialog)window).getRootPane();
+		return null;
+	}
+
+	private void initComponents() {
+		// JFormDesigner - Component initialization - DO NOT MODIFY  //GEN-BEGIN:initComponents
+		menuBarCheckBox = new JCheckBox();
+		menuBarEmbeddedCheckBox = new JCheckBox();
+		resizableCheckBox = new JCheckBox();
+		maximizedBoundsCheckBox = new JCheckBox();
+		undecoratedCheckBox = new JCheckBox();
+		JLabel label1 = new JLabel();
+		JLabel label2 = new JLabel();
+		JPanel panel1 = new JPanel();
+		styleNoneRadioButton = new JRadioButton();
+		styleFrameRadioButton = new JRadioButton();
+		stylePlainRadioButton = new JRadioButton();
+		styleInfoRadioButton = new JRadioButton();
+		styleErrorRadioButton = new JRadioButton();
+		styleQuestionRadioButton = new JRadioButton();
+		styleWarningRadioButton = new JRadioButton();
+		styleColorChooserRadioButton = new JRadioButton();
+		styleFileChooserRadioButton = new JRadioButton();
+		JPanel panel2 = new JPanel();
+		iconNoneRadioButton = new JRadioButton();
+		iconTestAllRadioButton = new JRadioButton();
+		iconTestRandomRadioButton = new JRadioButton();
+		JButton openDialogButton = new JButton();
+		menuBar = new JMenuBar();
+		JMenu fileMenu = new JMenu();
+		JMenuItem newMenuItem = new JMenuItem();
+		JMenuItem openMenuItem = new JMenuItem();
+		JMenuItem closeMenuItem = new JMenuItem();
+		JMenuItem closeMenuItem2 = new JMenuItem();
+		JMenuItem exitMenuItem = new JMenuItem();
+		JMenu editMenu = new JMenu();
+		JMenuItem undoMenuItem = new JMenuItem();
+		JMenuItem redoMenuItem = new JMenuItem();
+		JMenuItem cutMenuItem = new JMenuItem();
+		JMenuItem copyMenuItem = new JMenuItem();
+		JMenuItem pasteMenuItem = new JMenuItem();
+		JMenuItem deleteMenuItem = new JMenuItem();
+		JMenu viewMenu = new JMenu();
+		JCheckBoxMenuItem checkBoxMenuItem1 = new JCheckBoxMenuItem();
+		JMenu menu1 = new JMenu();
+		JMenu subViewsMenu = new JMenu();
+		JMenu subSubViewsMenu = new JMenu();
+		JMenuItem errorLogViewMenuItem = new JMenuItem();
+		JMenuItem searchViewMenuItem = new JMenuItem();
+		JMenuItem projectViewMenuItem = new JMenuItem();
+		JMenuItem structureViewMenuItem = new JMenuItem();
+		JMenuItem propertiesViewMenuItem = new JMenuItem();
+		JMenu helpMenu = new JMenu();
+		JMenuItem aboutMenuItem = new JMenuItem();
+
+		//======== this ========
+		setLayout(new MigLayout(
+			"ltr,insets dialog,hidemode 3",
+			// columns
+			"[left]para" +
+			"[fill]",
+			// rows
+			"para[]0" +
+			"[]0" +
+			"[]0" +
+			"[]" +
+			"[]" +
+			"[top]" +
+			"[]"));
+
+		//---- menuBarCheckBox ----
+		menuBarCheckBox.setText("menu bar");
+		menuBarCheckBox.setSelected(true);
+		menuBarCheckBox.addActionListener(e -> menuBarChanged());
+		add(menuBarCheckBox, "cell 0 0");
+
+		//---- menuBarEmbeddedCheckBox ----
+		menuBarEmbeddedCheckBox.setText("embedded menu bar");
+		menuBarEmbeddedCheckBox.setSelected(true);
+		menuBarEmbeddedCheckBox.addActionListener(e -> menuBarEmbeddedChanged());
+		add(menuBarEmbeddedCheckBox, "cell 0 1");
+
+		//---- resizableCheckBox ----
+		resizableCheckBox.setText("resizable");
+		resizableCheckBox.setSelected(true);
+		resizableCheckBox.addActionListener(e -> resizableChanged());
+		add(resizableCheckBox, "cell 0 2");
+
+		//---- maximizedBoundsCheckBox ----
+		maximizedBoundsCheckBox.setText("maximized bounds (50,100, 1000,700)");
+		maximizedBoundsCheckBox.addActionListener(e -> maximizedBoundsChanged());
+		add(maximizedBoundsCheckBox, "cell 1 2");
+
+		//---- undecoratedCheckBox ----
+		undecoratedCheckBox.setText("undecorated");
+		undecoratedCheckBox.addActionListener(e -> undecoratedChanged());
+		add(undecoratedCheckBox, "cell 0 3");
+
+		//---- label1 ----
+		label1.setText("Style:");
+		add(label1, "cell 0 4");
+
+		//---- label2 ----
+		label2.setText("Icon:");
+		add(label2, "cell 1 4");
+
+		//======== panel1 ========
+		{
+			panel1.setLayout(new MigLayout(
+				"ltr,insets 0,hidemode 3,gap 0 0",
+				// columns
+				"[fill]",
+				// rows
+				"[]" +
+				"[]" +
+				"[]" +
+				"[]" +
+				"[]" +
+				"[]" +
+				"[]" +
+				"[]" +
+				"[]"));
+
+			//---- styleNoneRadioButton ----
+			styleNoneRadioButton.setText("none");
+			styleNoneRadioButton.addActionListener(e -> decorationStyleChanged());
+			panel1.add(styleNoneRadioButton, "cell 0 0");
+
+			//---- styleFrameRadioButton ----
+			styleFrameRadioButton.setText("frame");
+			styleFrameRadioButton.setSelected(true);
+			styleFrameRadioButton.addActionListener(e -> decorationStyleChanged());
+			panel1.add(styleFrameRadioButton, "cell 0 1");
+
+			//---- stylePlainRadioButton ----
+			stylePlainRadioButton.setText("plain dialog");
+			stylePlainRadioButton.addActionListener(e -> decorationStyleChanged());
+			panel1.add(stylePlainRadioButton, "cell 0 2");
+
+			//---- styleInfoRadioButton ----
+			styleInfoRadioButton.setText("info dialog");
+			styleInfoRadioButton.addActionListener(e -> decorationStyleChanged());
+			panel1.add(styleInfoRadioButton, "cell 0 3");
+
+			//---- styleErrorRadioButton ----
+			styleErrorRadioButton.setText("error dialog");
+			styleErrorRadioButton.addActionListener(e -> decorationStyleChanged());
+			panel1.add(styleErrorRadioButton, "cell 0 4");
+
+			//---- styleQuestionRadioButton ----
+			styleQuestionRadioButton.setText("question dialog");
+			styleQuestionRadioButton.addActionListener(e -> decorationStyleChanged());
+			panel1.add(styleQuestionRadioButton, "cell 0 5");
+
+			//---- styleWarningRadioButton ----
+			styleWarningRadioButton.setText("warning dialog");
+			styleWarningRadioButton.addActionListener(e -> decorationStyleChanged());
+			panel1.add(styleWarningRadioButton, "cell 0 6");
+
+			//---- styleColorChooserRadioButton ----
+			styleColorChooserRadioButton.setText("color chooser dialog");
+			styleColorChooserRadioButton.addActionListener(e -> decorationStyleChanged());
+			panel1.add(styleColorChooserRadioButton, "cell 0 7");
+
+			//---- styleFileChooserRadioButton ----
+			styleFileChooserRadioButton.setText("file chooser dialog");
+			styleFileChooserRadioButton.addActionListener(e -> decorationStyleChanged());
+			panel1.add(styleFileChooserRadioButton, "cell 0 8");
+		}
+		add(panel1, "cell 0 5");
+
+		//======== panel2 ========
+		{
+			panel2.setLayout(new MigLayout(
+				"ltr,insets 0,hidemode 3,gap 0 0",
+				// columns
+				"[fill]",
+				// rows
+				"[]" +
+				"[]" +
+				"[]"));
+
+			//---- iconNoneRadioButton ----
+			iconNoneRadioButton.setText("none");
+			iconNoneRadioButton.addActionListener(e -> iconChanged());
+			panel2.add(iconNoneRadioButton, "cell 0 0");
+
+			//---- iconTestAllRadioButton ----
+			iconTestAllRadioButton.setText("test all");
+			iconTestAllRadioButton.setSelected(true);
+			iconTestAllRadioButton.addActionListener(e -> iconChanged());
+			panel2.add(iconTestAllRadioButton, "cell 0 1");
+
+			//---- iconTestRandomRadioButton ----
+			iconTestRandomRadioButton.setText("test random");
+			iconTestRandomRadioButton.addActionListener(e -> iconChanged());
+			panel2.add(iconTestRandomRadioButton, "cell 0 2");
+		}
+		add(panel2, "cell 1 5");
+
+		//---- openDialogButton ----
+		openDialogButton.setText("Open Dialog");
+		openDialogButton.addActionListener(e -> openDialog());
+		add(openDialogButton, "cell 0 6");
+
+		//======== menuBar ========
+		{
+
+			//======== fileMenu ========
+			{
+				fileMenu.setText("File");
+				fileMenu.setMnemonic('F');
+
+				//---- newMenuItem ----
+				newMenuItem.setText("New");
+				newMenuItem.setMnemonic('N');
+				newMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+				fileMenu.add(newMenuItem);
+
+				//---- openMenuItem ----
+				openMenuItem.setText("Open");
+				openMenuItem.setMnemonic('O');
+				openMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+				fileMenu.add(openMenuItem);
+				fileMenu.addSeparator();
+
+				//---- closeMenuItem ----
+				closeMenuItem.setText("Close");
+				closeMenuItem.setMnemonic('C');
+				closeMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+				fileMenu.add(closeMenuItem);
+
+				//---- closeMenuItem2 ----
+				closeMenuItem2.setText("Close All");
+				closeMenuItem2.addActionListener(e -> menuItemActionPerformed(e));
+				fileMenu.add(closeMenuItem2);
+				fileMenu.addSeparator();
+
+				//---- exitMenuItem ----
+				exitMenuItem.setText("Exit");
+				exitMenuItem.setMnemonic('X');
+				exitMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+				fileMenu.add(exitMenuItem);
+			}
+			menuBar.add(fileMenu);
+
+			//======== editMenu ========
+			{
+				editMenu.setText("Edit");
+				editMenu.setMnemonic('E');
+
+				//---- undoMenuItem ----
+				undoMenuItem.setText("Undo");
+				undoMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_Z, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()));
+				undoMenuItem.setMnemonic('U');
+				undoMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+				editMenu.add(undoMenuItem);
+
+				//---- redoMenuItem ----
+				redoMenuItem.setText("Redo");
+				redoMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_Y, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()));
+				redoMenuItem.setMnemonic('R');
+				redoMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+				editMenu.add(redoMenuItem);
+				editMenu.addSeparator();
+
+				//---- cutMenuItem ----
+				cutMenuItem.setText("Cut");
+				cutMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_X, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()));
+				cutMenuItem.setMnemonic('C');
+				editMenu.add(cutMenuItem);
+
+				//---- copyMenuItem ----
+				copyMenuItem.setText("Copy");
+				copyMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_C, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()));
+				copyMenuItem.setMnemonic('O');
+				editMenu.add(copyMenuItem);
+
+				//---- pasteMenuItem ----
+				pasteMenuItem.setText("Paste");
+				pasteMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_V, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()));
+				pasteMenuItem.setMnemonic('P');
+				editMenu.add(pasteMenuItem);
+				editMenu.addSeparator();
+
+				//---- deleteMenuItem ----
+				deleteMenuItem.setText("Delete");
+				deleteMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_DELETE, 0));
+				deleteMenuItem.setMnemonic('D');
+				deleteMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+				editMenu.add(deleteMenuItem);
+			}
+			menuBar.add(editMenu);
+
+			//======== viewMenu ========
+			{
+				viewMenu.setText("View");
+				viewMenu.setMnemonic('V');
+
+				//---- checkBoxMenuItem1 ----
+				checkBoxMenuItem1.setText("Show Toolbar");
+				checkBoxMenuItem1.setSelected(true);
+				checkBoxMenuItem1.setMnemonic('T');
+				checkBoxMenuItem1.addActionListener(e -> menuItemActionPerformed(e));
+				viewMenu.add(checkBoxMenuItem1);
+
+				//======== menu1 ========
+				{
+					menu1.setText("Show View");
+					menu1.setMnemonic('V');
+
+					//======== subViewsMenu ========
+					{
+						subViewsMenu.setText("Sub Views");
+						subViewsMenu.setMnemonic('S');
+
+						//======== subSubViewsMenu ========
+						{
+							subSubViewsMenu.setText("Sub sub Views");
+							subSubViewsMenu.setMnemonic('U');
+
+							//---- errorLogViewMenuItem ----
+							errorLogViewMenuItem.setText("Error Log");
+							errorLogViewMenuItem.setMnemonic('E');
+							errorLogViewMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+							subSubViewsMenu.add(errorLogViewMenuItem);
+						}
+						subViewsMenu.add(subSubViewsMenu);
+
+						//---- searchViewMenuItem ----
+						searchViewMenuItem.setText("Search");
+						searchViewMenuItem.setMnemonic('S');
+						searchViewMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+						subViewsMenu.add(searchViewMenuItem);
+					}
+					menu1.add(subViewsMenu);
+
+					//---- projectViewMenuItem ----
+					projectViewMenuItem.setText("Project");
+					projectViewMenuItem.setMnemonic('P');
+					projectViewMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+					menu1.add(projectViewMenuItem);
+
+					//---- structureViewMenuItem ----
+					structureViewMenuItem.setText("Structure");
+					structureViewMenuItem.setMnemonic('T');
+					structureViewMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+					menu1.add(structureViewMenuItem);
+
+					//---- propertiesViewMenuItem ----
+					propertiesViewMenuItem.setText("Properties");
+					propertiesViewMenuItem.setMnemonic('O');
+					propertiesViewMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+					menu1.add(propertiesViewMenuItem);
+				}
+				viewMenu.add(menu1);
+			}
+			menuBar.add(viewMenu);
+
+			//======== helpMenu ========
+			{
+				helpMenu.setText("Help");
+				helpMenu.setMnemonic('H');
+
+				//---- aboutMenuItem ----
+				aboutMenuItem.setText("About");
+				aboutMenuItem.setMnemonic('A');
+				aboutMenuItem.addActionListener(e -> menuItemActionPerformed(e));
+				helpMenu.add(aboutMenuItem);
+			}
+			menuBar.add(helpMenu);
+		}
+
+		//---- styleButtonGroup ----
+		ButtonGroup styleButtonGroup = new ButtonGroup();
+		styleButtonGroup.add(styleNoneRadioButton);
+		styleButtonGroup.add(styleFrameRadioButton);
+		styleButtonGroup.add(stylePlainRadioButton);
+		styleButtonGroup.add(styleInfoRadioButton);
+		styleButtonGroup.add(styleErrorRadioButton);
+		styleButtonGroup.add(styleQuestionRadioButton);
+		styleButtonGroup.add(styleWarningRadioButton);
+		styleButtonGroup.add(styleColorChooserRadioButton);
+		styleButtonGroup.add(styleFileChooserRadioButton);
+
+		//---- iconButtonGroup ----
+		ButtonGroup iconButtonGroup = new ButtonGroup();
+		iconButtonGroup.add(iconNoneRadioButton);
+		iconButtonGroup.add(iconTestAllRadioButton);
+		iconButtonGroup.add(iconTestRandomRadioButton);
+		// JFormDesigner - End of component initialization  //GEN-END:initComponents
+	}
+
+	// JFormDesigner - Variables declaration - DO NOT MODIFY  //GEN-BEGIN:variables
+	private JCheckBox menuBarCheckBox;
+	private JCheckBox menuBarEmbeddedCheckBox;
+	private JCheckBox resizableCheckBox;
+	private JCheckBox maximizedBoundsCheckBox;
+	private JCheckBox undecoratedCheckBox;
+	private JRadioButton styleNoneRadioButton;
+	private JRadioButton styleFrameRadioButton;
+	private JRadioButton stylePlainRadioButton;
+	private JRadioButton styleInfoRadioButton;
+	private JRadioButton styleErrorRadioButton;
+	private JRadioButton styleQuestionRadioButton;
+	private JRadioButton styleWarningRadioButton;
+	private JRadioButton styleColorChooserRadioButton;
+	private JRadioButton styleFileChooserRadioButton;
+	private JRadioButton iconNoneRadioButton;
+	private JRadioButton iconTestAllRadioButton;
+	private JRadioButton iconTestRandomRadioButton;
+	private JMenuBar menuBar;
+	// JFormDesigner - End of variables declaration  //GEN-END:variables
+}

flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatWindowDecorationsTest.jfd

@@ -0,0 +1,421 @@
+JFDML JFormDesigner: "7.0.2.0.298" Java: "13.0.2" encoding: "UTF-8"
+
+new FormModel {
+	contentType: "form/swing"
+	root: new FormRoot {
+		auxiliary() {
+			"JavaCodeGenerator.defaultVariableLocal": true
+		}
+		add( new FormContainer( "com.formdev.flatlaf.testing.FlatTestPanel", new FormLayoutManager( class net.miginfocom.swing.MigLayout ) {
+			"$layoutConstraints": "ltr,insets dialog,hidemode 3"
+			"$columnConstraints": "[left]para[fill]"
+			"$rowConstraints": "para[]0[]0[]0[][][top][]"
+		} ) {
+			name: "this"
+			add( new FormComponent( "javax.swing.JCheckBox" ) {
+				name: "menuBarCheckBox"
+				"text": "menu bar"
+				"selected": true
+				auxiliary() {
+					"JavaCodeGenerator.variableLocal": false
+				}
+				addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuBarChanged", false ) )
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 0 0"
+			} )
+			add( new FormComponent( "javax.swing.JCheckBox" ) {
+				name: "menuBarEmbeddedCheckBox"
+				"text": "embedded menu bar"
+				"selected": true
+				auxiliary() {
+					"JavaCodeGenerator.variableLocal": false
+				}
+				addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuBarEmbeddedChanged", false ) )
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 0 1"
+			} )
+			add( new FormComponent( "javax.swing.JCheckBox" ) {
+				name: "resizableCheckBox"
+				"text": "resizable"
+				"selected": true
+				auxiliary() {
+					"JavaCodeGenerator.variableLocal": false
+				}
+				addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "resizableChanged", false ) )
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 0 2"
+			} )
+			add( new FormComponent( "javax.swing.JCheckBox" ) {
+				name: "maximizedBoundsCheckBox"
+				"text": "maximized bounds (50,100, 1000,700)"
+				auxiliary() {
+					"JavaCodeGenerator.variableLocal": false
+				}
+				addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "maximizedBoundsChanged", false ) )
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 1 2"
+			} )
+			add( new FormComponent( "javax.swing.JCheckBox" ) {
+				name: "undecoratedCheckBox"
+				"text": "undecorated"
+				auxiliary() {
+					"JavaCodeGenerator.variableLocal": false
+				}
+				addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "undecoratedChanged", false ) )
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 0 3"
+			} )
+			add( new FormComponent( "javax.swing.JLabel" ) {
+				name: "label1"
+				"text": "Style:"
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 0 4"
+			} )
+			add( new FormComponent( "javax.swing.JLabel" ) {
+				name: "label2"
+				"text": "Icon:"
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 1 4"
+			} )
+			add( new FormContainer( "javax.swing.JPanel", new FormLayoutManager( class net.miginfocom.swing.MigLayout ) {
+				"$columnConstraints": "[fill]"
+				"$rowConstraints": "[][][][][][][][][]"
+				"$layoutConstraints": "ltr,insets 0,hidemode 3,gap 0 0"
+			} ) {
+				name: "panel1"
+				add( new FormComponent( "javax.swing.JRadioButton" ) {
+					name: "styleNoneRadioButton"
+					"text": "none"
+					"$buttonGroup": new FormReference( "styleButtonGroup" )
+					auxiliary() {
+						"JavaCodeGenerator.variableLocal": false
+					}
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "decorationStyleChanged", false ) )
+				}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+					"value": "cell 0 0"
+				} )
+				add( new FormComponent( "javax.swing.JRadioButton" ) {
+					name: "styleFrameRadioButton"
+					"text": "frame"
+					"$buttonGroup": new FormReference( "styleButtonGroup" )
+					"selected": true
+					auxiliary() {
+						"JavaCodeGenerator.variableLocal": false
+					}
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "decorationStyleChanged", false ) )
+				}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+					"value": "cell 0 1"
+				} )
+				add( new FormComponent( "javax.swing.JRadioButton" ) {
+					name: "stylePlainRadioButton"
+					"text": "plain dialog"
+					"$buttonGroup": new FormReference( "styleButtonGroup" )
+					auxiliary() {
+						"JavaCodeGenerator.variableLocal": false
+					}
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "decorationStyleChanged", false ) )
+				}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+					"value": "cell 0 2"
+				} )
+				add( new FormComponent( "javax.swing.JRadioButton" ) {
+					name: "styleInfoRadioButton"
+					"text": "info dialog"
+					"$buttonGroup": new FormReference( "styleButtonGroup" )
+					auxiliary() {
+						"JavaCodeGenerator.variableLocal": false
+					}
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "decorationStyleChanged", false ) )
+				}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+					"value": "cell 0 3"
+				} )
+				add( new FormComponent( "javax.swing.JRadioButton" ) {
+					name: "styleErrorRadioButton"
+					"text": "error dialog"
+					"$buttonGroup": new FormReference( "styleButtonGroup" )
+					auxiliary() {
+						"JavaCodeGenerator.variableLocal": false
+					}
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "decorationStyleChanged", false ) )
+				}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+					"value": "cell 0 4"
+				} )
+				add( new FormComponent( "javax.swing.JRadioButton" ) {
+					name: "styleQuestionRadioButton"
+					"text": "question dialog"
+					"$buttonGroup": new FormReference( "styleButtonGroup" )
+					auxiliary() {
+						"JavaCodeGenerator.variableLocal": false
+					}
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "decorationStyleChanged", false ) )
+				}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+					"value": "cell 0 5"
+				} )
+				add( new FormComponent( "javax.swing.JRadioButton" ) {
+					name: "styleWarningRadioButton"
+					"text": "warning dialog"
+					"$buttonGroup": new FormReference( "styleButtonGroup" )
+					auxiliary() {
+						"JavaCodeGenerator.variableLocal": false
+					}
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "decorationStyleChanged", false ) )
+				}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+					"value": "cell 0 6"
+				} )
+				add( new FormComponent( "javax.swing.JRadioButton" ) {
+					name: "styleColorChooserRadioButton"
+					"text": "color chooser dialog"
+					"$buttonGroup": new FormReference( "styleButtonGroup" )
+					auxiliary() {
+						"JavaCodeGenerator.variableLocal": false
+					}
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "decorationStyleChanged", false ) )
+				}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+					"value": "cell 0 7"
+				} )
+				add( new FormComponent( "javax.swing.JRadioButton" ) {
+					name: "styleFileChooserRadioButton"
+					"text": "file chooser dialog"
+					"$buttonGroup": new FormReference( "styleButtonGroup" )
+					auxiliary() {
+						"JavaCodeGenerator.variableLocal": false
+					}
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "decorationStyleChanged", false ) )
+				}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+					"value": "cell 0 8"
+				} )
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 0 5"
+			} )
+			add( new FormContainer( "javax.swing.JPanel", new FormLayoutManager( class net.miginfocom.swing.MigLayout ) {
+				"$columnConstraints": "[fill]"
+				"$rowConstraints": "[][][]"
+				"$layoutConstraints": "ltr,insets 0,hidemode 3,gap 0 0"
+			} ) {
+				name: "panel2"
+				add( new FormComponent( "javax.swing.JRadioButton" ) {
+					name: "iconNoneRadioButton"
+					"text": "none"
+					"$buttonGroup": new FormReference( "iconButtonGroup" )
+					auxiliary() {
+						"JavaCodeGenerator.variableLocal": false
+					}
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "iconChanged", false ) )
+				}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+					"value": "cell 0 0"
+				} )
+				add( new FormComponent( "javax.swing.JRadioButton" ) {
+					name: "iconTestAllRadioButton"
+					"text": "test all"
+					"selected": true
+					"$buttonGroup": new FormReference( "iconButtonGroup" )
+					auxiliary() {
+						"JavaCodeGenerator.variableLocal": false
+					}
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "iconChanged", false ) )
+				}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+					"value": "cell 0 1"
+				} )
+				add( new FormComponent( "javax.swing.JRadioButton" ) {
+					name: "iconTestRandomRadioButton"
+					"text": "test random"
+					"$buttonGroup": new FormReference( "iconButtonGroup" )
+					auxiliary() {
+						"JavaCodeGenerator.variableLocal": false
+					}
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "iconChanged", false ) )
+				}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+					"value": "cell 0 2"
+				} )
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 1 5"
+			} )
+			add( new FormComponent( "javax.swing.JButton" ) {
+				name: "openDialogButton"
+				"text": "Open Dialog"
+				addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "openDialog", false ) )
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 0 6"
+			} )
+		}, new FormLayoutConstraints( null ) {
+			"location": new java.awt.Point( 0, 0 )
+			"size": new java.awt.Dimension( 450, 380 )
+		} )
+		add( new FormContainer( "javax.swing.JMenuBar", new FormLayoutManager( class javax.swing.JMenuBar ) ) {
+			name: "menuBar"
+			auxiliary() {
+				"JavaCodeGenerator.variableLocal": false
+			}
+			add( new FormContainer( "javax.swing.JMenu", new FormLayoutManager( class javax.swing.JMenu ) ) {
+				name: "fileMenu"
+				"text": "File"
+				"mnemonic": 70
+				add( new FormComponent( "javax.swing.JMenuItem" ) {
+					name: "newMenuItem"
+					"text": "New"
+					"mnemonic": 78
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+				} )
+				add( new FormComponent( "javax.swing.JMenuItem" ) {
+					name: "openMenuItem"
+					"text": "Open"
+					"mnemonic": 79
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+				} )
+				add( new FormComponent( "javax.swing.JPopupMenu$Separator" ) {
+					name: "separator2"
+				} )
+				add( new FormComponent( "javax.swing.JMenuItem" ) {
+					name: "closeMenuItem"
+					"text": "Close"
+					"mnemonic": 67
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+				} )
+				add( new FormComponent( "javax.swing.JMenuItem" ) {
+					name: "closeMenuItem2"
+					"text": "Close All"
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+				} )
+				add( new FormComponent( "javax.swing.JPopupMenu$Separator" ) {
+					name: "separator1"
+				} )
+				add( new FormComponent( "javax.swing.JMenuItem" ) {
+					name: "exitMenuItem"
+					"text": "Exit"
+					"mnemonic": 88
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+				} )
+			} )
+			add( new FormContainer( "javax.swing.JMenu", new FormLayoutManager( class javax.swing.JMenu ) ) {
+				name: "editMenu"
+				"text": "Edit"
+				"mnemonic": 69
+				add( new FormComponent( "javax.swing.JMenuItem" ) {
+					name: "undoMenuItem"
+					"text": "Undo"
+					"accelerator": static javax.swing.KeyStroke getKeyStroke( 90, 4226, false )
+					"mnemonic": 85
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+				} )
+				add( new FormComponent( "javax.swing.JMenuItem" ) {
+					name: "redoMenuItem"
+					"text": "Redo"
+					"accelerator": static javax.swing.KeyStroke getKeyStroke( 89, 4226, false )
+					"mnemonic": 82
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+				} )
+				add( new FormComponent( "javax.swing.JPopupMenu$Separator" ) {
+					name: "separator4"
+				} )
+				add( new FormComponent( "javax.swing.JMenuItem" ) {
+					name: "cutMenuItem"
+					"text": "Cut"
+					"accelerator": static javax.swing.KeyStroke getKeyStroke( 88, 4226, false )
+					"mnemonic": 67
+				} )
+				add( new FormComponent( "javax.swing.JMenuItem" ) {
+					name: "copyMenuItem"
+					"text": "Copy"
+					"accelerator": static javax.swing.KeyStroke getKeyStroke( 67, 4226, false )
+					"mnemonic": 79
+				} )
+				add( new FormComponent( "javax.swing.JMenuItem" ) {
+					name: "pasteMenuItem"
+					"text": "Paste"
+					"accelerator": static javax.swing.KeyStroke getKeyStroke( 86, 4226, false )
+					"mnemonic": 80
+				} )
+				add( new FormComponent( "javax.swing.JPopupMenu$Separator" ) {
+					name: "separator3"
+				} )
+				add( new FormComponent( "javax.swing.JMenuItem" ) {
+					name: "deleteMenuItem"
+					"text": "Delete"
+					"accelerator": static javax.swing.KeyStroke getKeyStroke( 127, 0, false )
+					"mnemonic": 68
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+				} )
+			} )
+			add( new FormContainer( "javax.swing.JMenu", new FormLayoutManager( class javax.swing.JMenu ) ) {
+				name: "viewMenu"
+				"text": "View"
+				"mnemonic": 86
+				add( new FormComponent( "javax.swing.JCheckBoxMenuItem" ) {
+					name: "checkBoxMenuItem1"
+					"text": "Show Toolbar"
+					"selected": true
+					"mnemonic": 84
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+				} )
+				add( new FormContainer( "javax.swing.JMenu", new FormLayoutManager( class javax.swing.JMenu ) ) {
+					name: "menu1"
+					"text": "Show View"
+					"mnemonic": 86
+					add( new FormContainer( "javax.swing.JMenu", new FormLayoutManager( class javax.swing.JMenu ) ) {
+						name: "subViewsMenu"
+						"text": "Sub Views"
+						"mnemonic": 83
+						add( new FormContainer( "javax.swing.JMenu", new FormLayoutManager( class javax.swing.JMenu ) ) {
+							name: "subSubViewsMenu"
+							"text": "Sub sub Views"
+							"mnemonic": 85
+							add( new FormComponent( "javax.swing.JMenuItem" ) {
+								name: "errorLogViewMenuItem"
+								"text": "Error Log"
+								"mnemonic": 69
+								addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+							} )
+						} )
+						add( new FormComponent( "javax.swing.JMenuItem" ) {
+							name: "searchViewMenuItem"
+							"text": "Search"
+							"mnemonic": 83
+							addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+						} )
+					} )
+					add( new FormComponent( "javax.swing.JMenuItem" ) {
+						name: "projectViewMenuItem"
+						"text": "Project"
+						"mnemonic": 80
+						addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+					} )
+					add( new FormComponent( "javax.swing.JMenuItem" ) {
+						name: "structureViewMenuItem"
+						"text": "Structure"
+						"mnemonic": 84
+						addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+					} )
+					add( new FormComponent( "javax.swing.JMenuItem" ) {
+						name: "propertiesViewMenuItem"
+						"text": "Properties"
+						"mnemonic": 79
+						addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+					} )
+				} )
+			} )
+			add( new FormContainer( "javax.swing.JMenu", new FormLayoutManager( class javax.swing.JMenu ) ) {
+				name: "helpMenu"
+				"text": "Help"
+				"mnemonic": 72
+				add( new FormComponent( "javax.swing.JMenuItem" ) {
+					name: "aboutMenuItem"
+					"text": "About"
+					"mnemonic": 65
+					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
+				} )
+			} )
+		}, new FormLayoutConstraints( null ) {
+			"location": new java.awt.Point( 0, 410 )
+			"size": new java.awt.Dimension( 255, 30 )
+		} )
+		add( new FormNonVisual( "javax.swing.ButtonGroup" ) {
+			name: "styleButtonGroup"
+		}, new FormLayoutConstraints( null ) {
+			"location": new java.awt.Point( 0, 450 )
+		} )
+		add( new FormNonVisual( "javax.swing.ButtonGroup" ) {
+			name: "iconButtonGroup"
+		}, new FormLayoutConstraints( null ) {
+			"location": new java.awt.Point( 0, 502 )
+		} )
+	}
+}

flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/uidefaults/UIDefaultsDump.java

@@ -84,7 +84,7 @@ public class UIDefaultsDump
 	public static void main( String[] args ) {
 		Locale.setDefault( Locale.ENGLISH );
 		System.setProperty( "sun.java2d.uiScale", "1x" );
-		System.setProperty( "flatlaf.uiScale", "1x" );
+		System.setProperty( FlatSystemProperties.UI_SCALE, "1x" );
 
 		File dir = new File( "src/main/resources/com/formdev/flatlaf/testing/uidefaults" );