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https://github.com/JFormDesigner/FlatLaf.git
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Testing: added FlatSingleComponentTest to easier test/debug single components
This commit is contained in:
Karl Tauber
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/*
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* Copyright 2021 FormDev Software GmbH
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.formdev.flatlaf.testing;
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import java.awt.Container;
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import java.awt.Dimension;
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import java.awt.EventQueue;
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import java.awt.event.ComponentAdapter;
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import java.awt.event.ComponentEvent;
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import java.awt.event.KeyEvent;
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import java.awt.event.WindowAdapter;
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import java.awt.event.WindowEvent;
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import javax.swing.JButton;
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import javax.swing.JComponent;
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import javax.swing.JFrame;
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import javax.swing.JLabel;
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import javax.swing.KeyStroke;
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import javax.swing.UIManager;
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import javax.swing.plaf.metal.MetalLookAndFeel;
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import javax.swing.plaf.nimbus.NimbusLookAndFeel;
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import com.formdev.flatlaf.FlatDarculaLaf;
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import com.formdev.flatlaf.FlatDarkLaf;
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import com.formdev.flatlaf.FlatIntelliJLaf;
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import com.formdev.flatlaf.FlatLaf;
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import com.formdev.flatlaf.FlatLightLaf;
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import com.formdev.flatlaf.FlatSystemProperties;
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import com.formdev.flatlaf.demo.DemoPrefs;
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import com.formdev.flatlaf.extras.FlatInspector;
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import com.formdev.flatlaf.extras.FlatUIDefaultsInspector;
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import com.formdev.flatlaf.util.SystemInfo;
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import com.formdev.flatlaf.util.UIScale;
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import net.miginfocom.swing.MigLayout;
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/**
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* @author Karl Tauber
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*/
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public class FlatSingleComponentTest
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extends JFrame
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{
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private static final String PREFS_ROOT_PATH = "/flatlaf-test-single";
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private static final String KEY_SCALE_FACTOR = "scaleFactor";
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private final JLabel infoLabel;
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private JComponent createSingleComponent() {
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return new JButton( "hello" );
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}
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public static void main( String[] args ) {
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DemoPrefs.init( PREFS_ROOT_PATH );
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// set scale factor
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if( System.getProperty( FlatSystemProperties.UI_SCALE ) == null ) {
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String scaleFactor = DemoPrefs.getState().get( KEY_SCALE_FACTOR, null );
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if( scaleFactor != null )
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System.setProperty( FlatSystemProperties.UI_SCALE, scaleFactor );
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}
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// install inspectors
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FlatInspector.install( "ctrl shift alt X" );
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FlatUIDefaultsInspector.install( "ctrl shift alt Y" );
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// disable animated Laf change
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System.setProperty( "flatlaf.animatedLafChange", "false" );
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// test loading custom defaults from package
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FlatLaf.registerCustomDefaultsSource( "com.formdev.flatlaf.testing.customdefaults" );
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// set look and feel
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DemoPrefs.setupLaf( args );
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// create and show frame
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new FlatSingleComponentTest();
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}
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private FlatSingleComponentTest() {
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super( "FlatSingleComponentTest" );
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setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
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JComponent c = createSingleComponent();
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Container contentPane = getContentPane();
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contentPane.setLayout( new MigLayout( null, null, "[][grow]") );
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contentPane.add( c );
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infoLabel = new JLabel();
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infoLabel.setEnabled( false );
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contentPane.add( infoLabel, "newline, aligny bottom,growy 0" );
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// register F1, F2, ... keys to switch to Light, Dark or other LaFs
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registerSwitchToLookAndFeel( "F1", FlatLightLaf.class.getName() );
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registerSwitchToLookAndFeel( "F2", FlatDarkLaf.class.getName() );
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registerSwitchToLookAndFeel( "F3", FlatIntelliJLaf.class.getName() );
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registerSwitchToLookAndFeel( "F4", FlatDarculaLaf.class.getName() );
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registerSwitchToLookAndFeel( "F8", FlatTestLaf.class.getName() );
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if( SystemInfo.isWindows )
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registerSwitchToLookAndFeel( "F9", "com.sun.java.swing.plaf.windows.WindowsLookAndFeel" );
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else if( SystemInfo.isMacOS )
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registerSwitchToLookAndFeel( "F9", "com.apple.laf.AquaLookAndFeel" );
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else if( SystemInfo.isLinux )
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registerSwitchToLookAndFeel( "F9", "com.sun.java.swing.plaf.gtk.GTKLookAndFeel" );
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registerSwitchToLookAndFeel( "F12", MetalLookAndFeel.class.getName() );
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registerSwitchToLookAndFeel( "F11", NimbusLookAndFeel.class.getName() );
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// register Alt+F1, F2, ... keys to change scale factor
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registerScaleFactor( "alt F1", "1" );
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registerScaleFactor( "alt F2", "1.25" );
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registerScaleFactor( "alt F3", "1.5" );
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registerScaleFactor( "alt F4", "1.75" );
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registerScaleFactor( "alt F5", "2" );
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registerScaleFactor( "alt F6", "2.5" );
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registerScaleFactor( "alt F7", "3" );
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registerScaleFactor( "alt F8", "3.5" );
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registerScaleFactor( "alt F9", "4" );
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registerScaleFactor( "alt F10", "5" );
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registerScaleFactor( "alt F11", "6" );
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registerScaleFactor( "alt F12", null );
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// register ESC key to close frame
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((JComponent)getContentPane()).registerKeyboardAction(
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e -> {
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dispose();
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},
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KeyStroke.getKeyStroke( KeyEvent.VK_ESCAPE, 0, false ),
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JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT );
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// update info
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addWindowListener( new WindowAdapter() {
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@Override
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public void windowOpened( WindowEvent e ) {
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updateInfo();
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}
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} );
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// update info when moved to another screen
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addComponentListener( new ComponentAdapter() {
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@Override
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public void componentMoved( ComponentEvent e ) {
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updateInfo();
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}
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} );
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UIManager.addPropertyChangeListener( e -> {
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if( "lookAndFeel".equals( e.getPropertyName() ) ) {
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EventQueue.invokeLater( () -> {
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// update info because user scale factor may change
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updateInfo();
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} );
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}
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} );
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UIScale.addPropertyChangeListener( e -> {
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// update info because user scale factor may change
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updateInfo();
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} );
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setMinimumSize( UIScale.scale( new Dimension( 300, 150 ) ) );
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pack();
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setLocationRelativeTo( null );
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setVisible( true );
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}
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private void updateInfo() {
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double systemScaleFactor = UIScale.getSystemScaleFactor( getGraphicsConfiguration() );
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float userScaleFactor = UIScale.getUserScaleFactor();
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infoLabel.setText( " (Java " + System.getProperty( "java.version" )
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+ (systemScaleFactor != 1 ? ("; system scale factor " + systemScaleFactor) : "")
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+ (userScaleFactor != 1 ? ("; user scale factor " + userScaleFactor) : "")
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+ (systemScaleFactor == 1 && userScaleFactor == 1 ? "; no scaling" : "")
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+ ")" );
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}
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private void registerSwitchToLookAndFeel( String keyStrokeStr, String lafClassName ) {
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KeyStroke keyStroke = KeyStroke.getKeyStroke( keyStrokeStr );
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if( keyStroke == null )
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throw new IllegalArgumentException( "Invalid key stroke '" + keyStrokeStr + "'" );
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((JComponent)getContentPane()).registerKeyboardAction(
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e -> {
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applyLookAndFeel( lafClassName );
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},
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keyStroke,
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JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT );
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}
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private void applyLookAndFeel( String lafClassName ) {
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try {
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UIManager.setLookAndFeel( lafClassName );
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FlatLaf.updateUI();
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} catch( Exception ex ) {
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ex.printStackTrace();
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}
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}
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private void registerScaleFactor( String keyStrokeStr, String scaleFactor ) {
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KeyStroke keyStroke = KeyStroke.getKeyStroke( keyStrokeStr );
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if( keyStroke == null )
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throw new IllegalArgumentException( "Invalid key stroke '" + keyStrokeStr + "'" );
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((JComponent)getContentPane()).registerKeyboardAction(
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e -> {
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applyScaleFactor( scaleFactor );
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},
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keyStroke,
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JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT );
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}
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private void applyScaleFactor( String scaleFactor ) {
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if( scaleFactor != null ) {
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System.setProperty( FlatSystemProperties.UI_SCALE, scaleFactor );
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DemoPrefs.getState().put( KEY_SCALE_FACTOR, scaleFactor );
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} else {
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System.clearProperty( FlatSystemProperties.UI_SCALE );
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DemoPrefs.getState().remove( KEY_SCALE_FACTOR );
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}
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applyLookAndFeel( UIManager.getLookAndFeel().getClass().getName() );
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pack();
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}
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}
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