Merge PR #429: Window title bar improvements (Windows 10/11 only)

flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/DemoFrame.java

@@ -215,6 +215,7 @@ class DemoFrame
 
 		menuBarEmbeddedCheckBoxMenuItem.setEnabled( windowDecorations );
 		unifiedTitleBarMenuItem.setEnabled( windowDecorations );
+		showTitleBarIconMenuItem.setEnabled( windowDecorations );
 	}
 
 	private void menuBarEmbeddedChanged() {
@@ -227,6 +228,16 @@ class DemoFrame
 		FlatLaf.repaintAllFramesAndDialogs();
 	}
 
+	private void showTitleBarIcon() {
+		boolean showIcon = showTitleBarIconMenuItem.isSelected();
+
+		// for main frame (because already created)
+		getRootPane().putClientProperty( FlatClientProperties.TITLE_BAR_SHOW_ICON, showIcon );
+
+		// for other not yet created frames/dialogs
+		UIManager.put( "TitlePane.showIcon", showIcon );
+	}
+
 	private void underlineMenuSelection() {
 		UIManager.put( "MenuItem.selectionType", underlineMenuSelectionMenuItem.isSelected() ? "underline" : null );
 	}
@@ -466,6 +477,7 @@ class DemoFrame
 		windowDecorationsCheckBoxMenuItem = new JCheckBoxMenuItem();
 		menuBarEmbeddedCheckBoxMenuItem = new JCheckBoxMenuItem();
 		unifiedTitleBarMenuItem = new JCheckBoxMenuItem();
+		showTitleBarIconMenuItem = new JCheckBoxMenuItem();
 		underlineMenuSelectionMenuItem = new JCheckBoxMenuItem();
 		alwaysShowMnemonicsMenuItem = new JCheckBoxMenuItem();
 		animatedLafChangeMenuItem = new JCheckBoxMenuItem();
@@ -717,13 +729,11 @@ class DemoFrame
 
 				//---- windowDecorationsCheckBoxMenuItem ----
 				windowDecorationsCheckBoxMenuItem.setText("Window decorations");
-				windowDecorationsCheckBoxMenuItem.setSelected(true);
 				windowDecorationsCheckBoxMenuItem.addActionListener(e -> windowDecorationsChanged());
 				optionsMenu.add(windowDecorationsCheckBoxMenuItem);
 
 				//---- menuBarEmbeddedCheckBoxMenuItem ----
 				menuBarEmbeddedCheckBoxMenuItem.setText("Embedded menu bar");
-				menuBarEmbeddedCheckBoxMenuItem.setSelected(true);
 				menuBarEmbeddedCheckBoxMenuItem.addActionListener(e -> menuBarEmbeddedChanged());
 				optionsMenu.add(menuBarEmbeddedCheckBoxMenuItem);
 
@@ -732,6 +742,11 @@ class DemoFrame
 				unifiedTitleBarMenuItem.addActionListener(e -> unifiedTitleBar());
 				optionsMenu.add(unifiedTitleBarMenuItem);
 
+				//---- showTitleBarIconMenuItem ----
+				showTitleBarIconMenuItem.setText("Show window title bar icon");
+				showTitleBarIconMenuItem.addActionListener(e -> showTitleBarIcon());
+				optionsMenu.add(showTitleBarIconMenuItem);
+
 				//---- underlineMenuSelectionMenuItem ----
 				underlineMenuSelectionMenuItem.setText("Use underline menu selection");
 				underlineMenuSelectionMenuItem.addActionListener(e -> underlineMenuSelection());
@@ -875,6 +890,11 @@ class DemoFrame
 		pasteMenuItem.addActionListener( new DefaultEditorKit.PasteAction() );
 
 		if( FlatLaf.supportsNativeWindowDecorations() ) {
+			windowDecorationsCheckBoxMenuItem.setSelected( FlatLaf.isUseNativeWindowDecorations() );
+			menuBarEmbeddedCheckBoxMenuItem.setSelected( UIManager.getBoolean( "TitlePane.menuBarEmbedded" ) );
+			unifiedTitleBarMenuItem.setSelected( UIManager.getBoolean( "TitlePane.unifiedBackground" ) );
+			showTitleBarIconMenuItem.setSelected( UIManager.getBoolean( "TitlePane.showIcon" ) );
+
 			if( JBRCustomDecorations.isSupported() ) {
 				// If the JetBrains Runtime is used, it forces the use of it's own custom
 				// window decoration, which can not disabled.
@@ -884,6 +904,7 @@ class DemoFrame
 			unsupported( windowDecorationsCheckBoxMenuItem );
 			unsupported( menuBarEmbeddedCheckBoxMenuItem );
 			unsupported( unifiedTitleBarMenuItem );
+			unsupported( showTitleBarIconMenuItem );
 		}
 
 		if( SystemInfo.isMacOS )
@@ -916,6 +937,7 @@ class DemoFrame
 	private JCheckBoxMenuItem windowDecorationsCheckBoxMenuItem;
 	private JCheckBoxMenuItem menuBarEmbeddedCheckBoxMenuItem;
 	private JCheckBoxMenuItem unifiedTitleBarMenuItem;
+	private JCheckBoxMenuItem showTitleBarIconMenuItem;
 	private JCheckBoxMenuItem underlineMenuSelectionMenuItem;
 	private JCheckBoxMenuItem alwaysShowMnemonicsMenuItem;
 	private JCheckBoxMenuItem animatedLafChangeMenuItem;

flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/DemoFrame.jfd

@@ -354,7 +354,6 @@ new FormModel {
 					add( new FormComponent( "javax.swing.JCheckBoxMenuItem" ) {
 						name: "windowDecorationsCheckBoxMenuItem"
 						"text": "Window decorations"
-						"selected": true
 						auxiliary() {
 							"JavaCodeGenerator.variableLocal": false
 						}
@@ -363,7 +362,6 @@ new FormModel {
 					add( new FormComponent( "javax.swing.JCheckBoxMenuItem" ) {
 						name: "menuBarEmbeddedCheckBoxMenuItem"
 						"text": "Embedded menu bar"
-						"selected": true
 						auxiliary() {
 							"JavaCodeGenerator.variableLocal": false
 						}
@@ -377,6 +375,14 @@ new FormModel {
 						}
 						addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "unifiedTitleBar", false ) )
 					} )
+					add( new FormComponent( "javax.swing.JCheckBoxMenuItem" ) {
+						name: "showTitleBarIconMenuItem"
+						"text": "Show window title bar icon"
+						auxiliary() {
+							"JavaCodeGenerator.variableLocal": false
+						}
+						addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "showTitleBarIcon", false ) )
+					} )
 					add( new FormComponent( "javax.swing.JCheckBoxMenuItem" ) {
 						name: "underlineMenuSelectionMenuItem"
 						"text": "Use underline menu selection"

flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/OptionPanePanel.java

@@ -21,6 +21,7 @@ import java.awt.event.MouseAdapter;
 import java.awt.event.MouseEvent;
 import javax.swing.*;
 import javax.swing.border.*;
+import com.formdev.flatlaf.FlatLaf;
 import net.miginfocom.swing.*;
 
 /**
@@ -44,6 +45,29 @@ class OptionPanePanel
 			"OK",
 			"Cancel",
 		} );
+
+		if( FlatLaf.supportsNativeWindowDecorations() ) {
+			updateShowTitleBarIcon();
+
+			UIManager.getDefaults().addPropertyChangeListener( e -> {
+				switch( e.getPropertyName() ) {
+					case "TitlePane.showIcon":
+					case "TitlePane.useWindowDecorations":
+						updateShowTitleBarIcon();
+						break;
+				}
+			} );
+		} else
+			showTitleBarIconCheckBox.setEnabled( false );
+	}
+
+	private void updateShowTitleBarIcon() {
+		showTitleBarIconCheckBox.setEnabled( UIManager.getBoolean( "TitlePane.showIcon" ) &&
+			FlatLaf.isUseNativeWindowDecorations() );
+	}
+
+	private void showTitleBarIcon() {
+		UIManager.put( "OptionPane.showIcon", showTitleBarIconCheckBox.isSelected() );
 	}
 
 	private void initComponents() {
@@ -54,6 +78,7 @@ class OptionPanePanel
 		JPanel panel1 = new JPanel();
 		JOptionPane plainOptionPane = new JOptionPane();
 		plainShowDialogLabel = new OptionPanePanel.ShowDialogLinkLabel();
+		showTitleBarIconCheckBox = new JCheckBox();
 		JLabel errorLabel = new JLabel();
 		JPanel panel2 = new JPanel();
 		JOptionPane errorOptionPane = new JOptionPane();
@@ -93,7 +118,7 @@ class OptionPanePanel
 			//======== panel9 ========
 			{
 				panel9.setLayout(new MigLayout(
-					"flowy,insets dialog,hidemode 3",
+					"insets dialog,hidemode 3",
 					// columns
 					"[]" +
 					"[]" +
@@ -126,7 +151,12 @@ class OptionPanePanel
 				//---- plainShowDialogLabel ----
 				plainShowDialogLabel.setOptionPane(plainOptionPane);
 				plainShowDialogLabel.setTitleLabel(plainLabel);
-				panel9.add(plainShowDialogLabel, "cell 2 0");
+				panel9.add(plainShowDialogLabel, "cell 1 0");
+
+				//---- showTitleBarIconCheckBox ----
+				showTitleBarIconCheckBox.setText("Show window title bar icon");
+				showTitleBarIconCheckBox.addActionListener(e -> showTitleBarIcon());
+				panel9.add(showTitleBarIconCheckBox, "cell 2 0");
 
 				//---- errorLabel ----
 				errorLabel.setText("Error");
@@ -148,7 +178,7 @@ class OptionPanePanel
 				//---- errorShowDialogLabel ----
 				errorShowDialogLabel.setTitleLabel(errorLabel);
 				errorShowDialogLabel.setOptionPane(errorOptionPane);
-				panel9.add(errorShowDialogLabel, "cell 2 1");
+				panel9.add(errorShowDialogLabel, "cell 1 1");
 
 				//---- informationLabel ----
 				informationLabel.setText("Information");
@@ -170,7 +200,7 @@ class OptionPanePanel
 				//---- informationShowDialogLabel ----
 				informationShowDialogLabel.setOptionPane(informationOptionPane);
 				informationShowDialogLabel.setTitleLabel(informationLabel);
-				panel9.add(informationShowDialogLabel, "cell 2 2");
+				panel9.add(informationShowDialogLabel, "cell 1 2");
 
 				//---- questionLabel ----
 				questionLabel.setText("Question");
@@ -214,7 +244,7 @@ class OptionPanePanel
 				//---- warningShowDialogLabel ----
 				warningShowDialogLabel.setOptionPane(warningOptionPane);
 				warningShowDialogLabel.setTitleLabel(warningLabel);
-				panel9.add(warningShowDialogLabel, "cell 2 4");
+				panel9.add(warningShowDialogLabel, "cell 1 4");
 
 				//---- inputLabel ----
 				inputLabel.setText("Input");
@@ -236,7 +266,7 @@ class OptionPanePanel
 				//---- inputShowDialogLabel ----
 				inputShowDialogLabel.setOptionPane(inputOptionPane);
 				inputShowDialogLabel.setTitleLabel(inputLabel);
-				panel9.add(inputShowDialogLabel, "cell 2 5");
+				panel9.add(inputShowDialogLabel, "cell 1 5");
 
 				//---- inputIconLabel ----
 				inputIconLabel.setText("Input + icon");
@@ -259,7 +289,7 @@ class OptionPanePanel
 				//---- inputIconShowDialogLabel ----
 				inputIconShowDialogLabel.setTitleLabel(inputIconLabel);
 				inputIconShowDialogLabel.setOptionPane(inputIconOptionPane);
-				panel9.add(inputIconShowDialogLabel, "cell 2 6");
+				panel9.add(inputIconShowDialogLabel, "cell 1 6");
 
 				//---- customLabel ----
 				customLabel.setText("Custom");
@@ -279,7 +309,7 @@ class OptionPanePanel
 				//---- customShowDialogLabel ----
 				customShowDialogLabel.setOptionPane(customOptionPane);
 				customShowDialogLabel.setTitleLabel(customLabel);
-				panel9.add(customShowDialogLabel, "cell 2 7");
+				panel9.add(customShowDialogLabel, "cell 1 7");
 			}
 			scrollPane1.setViewportView(panel9);
 		}
@@ -289,6 +319,7 @@ class OptionPanePanel
 
 	// JFormDesigner - Variables declaration - DO NOT MODIFY  //GEN-BEGIN:variables
 	private OptionPanePanel.ShowDialogLinkLabel plainShowDialogLabel;
+	private JCheckBox showTitleBarIconCheckBox;
 	private OptionPanePanel.ShowDialogLinkLabel errorShowDialogLabel;
 	private OptionPanePanel.ShowDialogLinkLabel informationShowDialogLabel;
 	private JOptionPane customOptionPane;
@@ -304,6 +335,7 @@ class OptionPanePanel
 
 		ShowDialogLinkLabel() {
 			setText( "<html><a href=\"#\">Show dialog</a></html>" );
+			setCursor( Cursor.getPredefinedCursor( Cursor.HAND_CURSOR ) );
 
 			addMouseListener( new MouseAdapter() {
 				@Override

flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/OptionPanePanel.jfd

@@ -12,7 +12,7 @@ new FormModel {
 				name: "scrollPane1"
 				"border": new javax.swing.border.EmptyBorder( 0, 0, 0, 0 )
 				add( new FormContainer( "com.formdev.flatlaf.demo.ScrollablePanel", new FormLayoutManager( class net.miginfocom.swing.MigLayout ) {
-					"$layoutConstraints": "flowy,insets dialog,hidemode 3"
+					"$layoutConstraints": "insets dialog,hidemode 3"
 					"$columnConstraints": "[][][fill]"
 					"$rowConstraints": "[top][top][top][top][top][top][top][top]"
 				} ) {
@@ -42,6 +42,16 @@ new FormModel {
 						auxiliary() {
 							"JavaCodeGenerator.variableLocal": false
 						}
+					}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+						"value": "cell 1 0"
+					} )
+					add( new FormComponent( "javax.swing.JCheckBox" ) {
+						name: "showTitleBarIconCheckBox"
+						"text": "Show window title bar icon"
+						auxiliary() {
+							"JavaCodeGenerator.variableLocal": false
+						}
+						addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "showTitleBarIcon", false ) )
 					}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
 						"value": "cell 2 0"
 					} )
@@ -73,7 +83,7 @@ new FormModel {
 							"JavaCodeGenerator.variableLocal": false
 						}
 					}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
-						"value": "cell 2 1"
+						"value": "cell 1 1"
 					} )
 					add( new FormComponent( "javax.swing.JLabel" ) {
 						name: "informationLabel"
@@ -103,7 +113,7 @@ new FormModel {
 							"JavaCodeGenerator.variableLocal": false
 						}
 					}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
-						"value": "cell 2 2"
+						"value": "cell 1 2"
 					} )
 					add( new FormComponent( "javax.swing.JLabel" ) {
 						name: "questionLabel"
@@ -157,7 +167,7 @@ new FormModel {
 						"optionPane": new FormReference( "warningOptionPane" )
 						"titleLabel": new FormReference( "warningLabel" )
 					}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
-						"value": "cell 2 4"
+						"value": "cell 1 4"
 					} )
 					add( new FormComponent( "javax.swing.JLabel" ) {
 						name: "inputLabel"
@@ -184,7 +194,7 @@ new FormModel {
 						"optionPane": new FormReference( "inputOptionPane" )
 						"titleLabel": new FormReference( "inputLabel" )
 					}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
-						"value": "cell 2 5"
+						"value": "cell 1 5"
 					} )
 					add( new FormComponent( "javax.swing.JLabel" ) {
 						name: "inputIconLabel"
@@ -212,7 +222,7 @@ new FormModel {
 						"titleLabel": new FormReference( "inputIconLabel" )
 						"optionPane": new FormReference( "inputIconOptionPane" )
 					}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
-						"value": "cell 2 6"
+						"value": "cell 1 6"
 					} )
 					add( new FormComponent( "javax.swing.JLabel" ) {
 						name: "customLabel"
@@ -240,7 +250,7 @@ new FormModel {
 						"optionPane": new FormReference( "customOptionPane" )
 						"titleLabel": new FormReference( "customLabel" )
 					}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
-						"value": "cell 2 7"
+						"value": "cell 1 7"
 					} )
 				} )
 			}, new FormLayoutConstraints( class java.lang.String ) {
@@ -248,7 +258,7 @@ new FormModel {
 			} )
 		}, new FormLayoutConstraints( null ) {
 			"location": new java.awt.Point( 0, 0 )
-			"size": new java.awt.Dimension( 840, 900 )
+			"size": new java.awt.Dimension( 955, 900 )
 		} )
 	}
 }