FlatComponentsTest: added checkbox to change component colors to blue/red and restore UI colors

flatlaf-core/src/test/java/com/formdev/flatlaf/FlatComponentsTest.java

@@ -54,11 +54,39 @@ public class FlatComponentsTest
 		progressBar4.setIndeterminate( indeterminate );
 	}
 
+	private void customColorsChanged() {
+		boolean test = customColorsCheckBox.isSelected();
+
+		for( Component c : getComponents() ) {
+			c.setForeground( testColor( test, c, "foreground", Color.blue ) );
+			c.setBackground( testColor( test, c, "background", Color.red ) );
+
+			if( c instanceof JScrollPane ) {
+				Component view = ((JScrollPane)c).getViewport().getView();
+				if( view != null ) {
+					view.setForeground( testColor( test, view, "foreground", Color.magenta ) );
+					view.setBackground( testColor( test, view, "background", Color.orange ) );
+				}
+			}
+		}
+	}
+
+	private Color testColor( boolean test, Component c, String propertyName, Color testColor ) {
+		if( test )
+			return testColor;
+		else {
+			String uiClassID = ((JComponent)c).getUIClassID();
+			String key = uiClassID.substring( 0, uiClassID.length() - 2 ) + "." + propertyName;
+			return UIManager.getColor( key );
+		}
+	}
+
 	private void initComponents() {
 		// JFormDesigner - Component initialization - DO NOT MODIFY  //GEN-BEGIN:initComponents
 		JLabel labelLabel = new JLabel();
 		JLabel label1 = new JLabel();
 		JLabel label2 = new JLabel();
+		customColorsCheckBox = new JCheckBox();
 		JLabel buttonLabel = new JLabel();
 		JButton button1 = new JButton();
 		JButton button2 = new JButton();
@@ -187,6 +215,12 @@ public class FlatComponentsTest
 		label2.setEnabled(false);
 		add(label2, "cell 2 0");
 
+		//---- customColorsCheckBox ----
+		customColorsCheckBox.setText("Custom colors");
+		customColorsCheckBox.setMnemonic('C');
+		customColorsCheckBox.addActionListener(e -> customColorsChanged());
+		add(customColorsCheckBox, "cell 5 0");
+
 		//---- buttonLabel ----
 		buttonLabel.setText("JButton:");
 		add(buttonLabel, "cell 0 1");
@@ -224,13 +258,13 @@ public class FlatComponentsTest
 
 		//---- checkBox1 ----
 		checkBox1.setText("enabled");
-		checkBox1.setDisplayedMnemonicIndex(0);
+		checkBox1.setMnemonic('E');
 		add(checkBox1, "cell 1 2");
 
 		//---- checkBox2 ----
 		checkBox2.setText("disabled");
 		checkBox2.setEnabled(false);
-		checkBox2.setDisplayedMnemonicIndex(0);
+		checkBox2.setMnemonic('D');
 		add(checkBox2, "cell 2 2");
 
 		//---- checkBox3 ----
@@ -250,13 +284,13 @@ public class FlatComponentsTest
 
 		//---- radioButton1 ----
 		radioButton1.setText("enabled");
-		radioButton1.setDisplayedMnemonicIndex(0);
+		radioButton1.setMnemonic('N');
 		add(radioButton1, "cell 1 3");
 
 		//---- radioButton2 ----
 		radioButton2.setText("disabled");
 		radioButton2.setEnabled(false);
-		radioButton2.setDisplayedMnemonicIndex(0);
+		radioButton2.setMnemonic('S');
 		add(radioButton2, "cell 2 3");
 
 		//---- radioButton3 ----
@@ -637,6 +671,7 @@ public class FlatComponentsTest
 	}
 
 	// JFormDesigner - Variables declaration - DO NOT MODIFY  //GEN-BEGIN:variables
+	private JCheckBox customColorsCheckBox;
 	private JProgressBar progressBar3;
 	private JProgressBar progressBar4;
 	private JProgressBar progressBar1;

flatlaf-core/src/test/java/com/formdev/flatlaf/FlatComponentsTest.jfd

@@ -33,6 +33,17 @@ new FormModel {
 			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
 				"value": "cell 2 0"
 			} )
+			add( new FormComponent( "javax.swing.JCheckBox" ) {
+				name: "customColorsCheckBox"
+				"text": "Custom colors"
+				"mnemonic": 67
+				auxiliary() {
+					"JavaCodeGenerator.variableLocal": false
+				}
+				addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "customColorsChanged", false ) )
+			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
+				"value": "cell 5 0"
+			} )
 			add( new FormComponent( "javax.swing.JLabel" ) {
 				name: "buttonLabel"
 				"text": "JButton:"
@@ -85,7 +96,7 @@ new FormModel {
 			add( new FormComponent( "javax.swing.JCheckBox" ) {
 				name: "checkBox1"
 				"text": "enabled"
-				"displayedMnemonicIndex": 0
+				"mnemonic": 69
 			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
 				"value": "cell 1 2"
 			} )
@@ -93,7 +104,7 @@ new FormModel {
 				name: "checkBox2"
 				"text": "disabled"
 				"enabled": false
-				"displayedMnemonicIndex": 0
+				"mnemonic": 68
 			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
 				"value": "cell 2 2"
 			} )
@@ -121,7 +132,7 @@ new FormModel {
 			add( new FormComponent( "javax.swing.JRadioButton" ) {
 				name: "radioButton1"
 				"text": "enabled"
-				"displayedMnemonicIndex": 0
+				"mnemonic": 78
 			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
 				"value": "cell 1 3"
 			} )
@@ -129,7 +140,7 @@ new FormModel {
 				name: "radioButton2"
 				"text": "disabled"
 				"enabled": false
-				"displayedMnemonicIndex": 0
+				"mnemonic": 83
 			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
 				"value": "cell 2 3"
 			} )