javax.swing.PopupFactory#setSharedInstance ( )源码实例Demo

public static void setPopupFactory() {
	PopupFactory.setSharedInstance(new PopupFactory() {

		@Override
		public Popup getPopup(Component owner, Component contents, int x, int y) throws IllegalArgumentException {
			if (contents instanceof JToolTip) {
				JToolTip toolTip = (JToolTip)contents;
				int width = (int) toolTip.getPreferredSize().getWidth();
				
				GraphicsDevice gd = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice();
				int screenWidth = gd.getDisplayMode().getWidth();
				
				// if there is enough room, move tooltip to the right to have enough room
				// for large tooltips.
				// this way they don't hinder mouse movement and make it possible to easily
				// view multiple tooltips of items.
				if (x + width + TOOLTIP_X_OFFSET < screenWidth) {
					x += TOOLTIP_X_OFFSET;
				}
			}
			return super.getPopup(owner, contents, x, y);
		}
	});
}
 

@Override
public void uninitialize() {
	// remove desktop property listener
	if( desktopPropertyListener != null ) {
		Toolkit toolkit = Toolkit.getDefaultToolkit();
		toolkit.removePropertyChangeListener( desktopPropertyName, desktopPropertyListener );
		if( desktopPropertyName2 != null )
			toolkit.removePropertyChangeListener( desktopPropertyName2, desktopPropertyListener );
		toolkit.removePropertyChangeListener( DESKTOPFONTHINTS, desktopPropertyListener );
		desktopPropertyName = null;
		desktopPropertyName2 = null;
		desktopPropertyListener = null;
	}

	// uninstall popup factory
	if( oldPopupFactory != null ) {
		PopupFactory.setSharedInstance( oldPopupFactory );
		oldPopupFactory = null;
	}

	// uninstall mnemonic handler
	if( mnemonicHandler != null ) {
		mnemonicHandler.uninstall();
		mnemonicHandler = null;
	}

	// restore default link color
	new HTMLEditorKit().getStyleSheet().addRule( "a { color: blue; }" );
	postInitialization = null;

	// restore enable/disable window decorations
	if( oldFrameWindowDecorated != null ) {
		JFrame.setDefaultLookAndFeelDecorated( oldFrameWindowDecorated );
		JDialog.setDefaultLookAndFeelDecorated( oldDialogWindowDecorated );
		oldFrameWindowDecorated = null;
		oldDialogWindowDecorated = null;
	}

	super.uninitialize();
}
 

@Override
protected void installOther(UIDefaults table)
{
    // 使用自定义工厂, 设置Popup为透明, 否则无法使用阴影边框
    // Use a custom factory, set the Popup to be transparent.
    // otherwise you can not use the shadow border.
    PopupFactory.setSharedInstance(new LuckPopupFactory());
}
 

public static void install() {
	PopupFactory factory = PopupFactory.getSharedInstance();
	if (factory instanceof RoundedPopupFactory) {
		return;
	}
	PopupFactory.setSharedInstance(new RoundedPopupFactory(factory));
}
 

public static void uninstall() {
	PopupFactory factory = PopupFactory.getSharedInstance();
	if (!(factory instanceof RoundedPopupFactory)) {
		return;
	}
	PopupFactory stored = ((RoundedPopupFactory) factory).storedFactory;
	PopupFactory.setSharedInstance(stored);
}
 

/**
 * This default implementation only setup the tool tip durations. Subclasses might override this
 * method.
 */
protected void setupGUI() throws Exception {
	System.setProperty(BookmarkIO.PROPERTY_BOOKMARKS_DIR, FileSystemService.getUserRapidMinerDir().getAbsolutePath());
	System.setProperty(BookmarkIO.PROPERTY_BOOKMARKS_FILE, ".bookmarks");

	try {
		if (SystemInfoUtilities.getOperatingSystem() == OperatingSystem.OSX) {
			// to support OS Xs menu bar shown in the OS X menu bar,
			// we have to load the default system look and feel
			// to exchange the MenuBarUI from RapidLookAndFeel with the
			// default OS X look and feel UI class.
			// See here for more information:
			// http://www.pushing-pixels.org/2008/07/13/swing-applications-and-mac-os-x-menu-bar.html
			UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
			Map<String, Object> macUIDefaults = new HashMap<>();
			macUIDefaults.put("MenuBarUI", UIManager.get("MenuBarUI"));
			UIManager.setLookAndFeel(new RapidLookAndFeel(macUIDefaults));

			// tooltips are painted behind heavyweight windows (e.g. the native Chromium browser window) on OS X
			// despite the call above of ToolTipManager#setLightWeightPopupEnabled(false);
			// so we force a heavyweight popup factory for OS X
			PopupFactory.setSharedInstance(new HeavyweightOSXPopupFactory());
		} else {
			UIManager.setLookAndFeel(new RapidLookAndFeel());
		}
	} catch (Exception e) {
		LogService.getRoot().log(Level.WARNING, I18N.getMessage(LogService.getRoot().getResourceBundle(),
				"com.rapidminer.gui.RapidMinerGUI.setting_up_modern_look_and_feel_error"), e);
	}

	// needed because of native browser window which otherwise renders above all popup menus
	JPopupMenu.setDefaultLightWeightPopupEnabled(false);
}
 

/**
 * Installs the ShadowPopupFactory as the shared popup factory
 * on non-Mac platforms. Also stores the previously set factory,
 * so that it can be restored in <code>#uninstall</code>.<p>
 *
 * In some Mac Java environments the popup factory throws
 * a NullPointerException when we call <code>#getPopup</code>.<p>
 *
 * The Mac case shows that we may have problems replacing
 * non PopupFactory instances. Therefore we should consider
 * replacing only instances of PopupFactory.
 *
 * @see #uninstall()
 */
public static void install() {
	final String os = System.getProperty("os.name");
	final boolean macintosh = os != null && os.indexOf("Mac") != -1;
	if (macintosh) {
		return;
	}

	final PopupFactory factory = PopupFactory.getSharedInstance();
	if (factory instanceof ShadowPopupFactory) {
		return;
	}

	PopupFactory.setSharedInstance(new ShadowPopupFactory(factory));
}
 

/**
 * Uninstalls the ShadowPopupFactory and restores the original
 * popup factory as the new shared popup factory.
 *
 * @see #install()
 */
public static void uninstall() {
	final PopupFactory factory = PopupFactory.getSharedInstance();
	if (!(factory instanceof ShadowPopupFactory)) {
		return;
	}

	final PopupFactory stored = ((ShadowPopupFactory) factory).storedFactory;
	PopupFactory.setSharedInstance(stored);
}
 

/**
 * Setup applications Look and Feel.
 */
private void setupLookAndFeel(ApplicationArguments args)
{
	/* 
	 * Don't prevent the user from overriding the laf is they choose to use 
	 * Swing's default laf prop 
	 */
	String userSpecifiedOverride = System.getProperty("swing.defaultlaf");
	if (userSpecifiedOverride != null && !"".equals(userSpecifiedOverride)) { return; }

	String lafClassName =
		args.useNativeLAF() ? UIManager.getSystemLookAndFeelClassName() : MetalLookAndFeel.class.getName();

	if (!args.useDefaultMetalTheme())
	{
		MetalLookAndFeel.setCurrentTheme(new AllBluesBoldMetalTheme());
	}

	try
	{
		// The following is a work-around for the problem on Mac OS X where
		// the Apple LAF delegates to the Swing Popup factory but then
		// tries to set a 90% alpha on the underlying Cocoa window, which
		// will always be null if you're using JGoodies L&F
		// see http://www.caimito.net/pebble/2005/07/26/1122392314480.html#comment1127522262179
		// This has no effect on Linux/Windows
		PopupFactory.setSharedInstance(new PopupFactory());

		UIManager.setLookAndFeel(lafClassName);
	}
	catch (Exception ex)
	{
		// i18n[Application.error.setlaf=Error setting LAF]
		s_log.error(s_stringMgr.getString("Application.error.setlaf"), ex);
	}
}
 

@Override
public void initialize() {
	if( SystemInfo.IS_MAC )
		initializeAqua();

	super.initialize();

	// install popup factory
	oldPopupFactory = PopupFactory.getSharedInstance();
	PopupFactory.setSharedInstance( new FlatPopupFactory() );

	// install mnemonic handler
	mnemonicHandler = new MnemonicHandler();
	mnemonicHandler.install();

	// listen to desktop property changes to update UI if system font or scaling changes
	if( SystemInfo.IS_WINDOWS ) {
		// Windows 10 allows increasing font size independent of scaling:
		//   Settings > Ease of Access > Display > Make text bigger (100% - 225%)
		desktopPropertyName = "win.messagebox.font";
	} else if( SystemInfo.IS_LINUX ) {
		// Linux/Gnome allows changing font in "Tweaks" app
		desktopPropertyName = "gnome.Gtk/FontName";

		// Linux/Gnome allows extra scaling and larger text:
		//   Settings > Devices > Displays > Scale (100% or 200%)
		//   Settings > Universal access > Large Text (off or on, 125%)
		//   "Tweaks" app > Fonts > Scaling Factor (0,5 - 3)
		desktopPropertyName2 = "gnome.Xft/DPI";
	}
	if( desktopPropertyName != null ) {
		desktopPropertyListener = e -> {
			String propertyName = e.getPropertyName();
			if( desktopPropertyName.equals( propertyName ) || propertyName.equals( desktopPropertyName2 ) )
				reSetLookAndFeel();
			else if( DESKTOPFONTHINTS.equals( propertyName ) ) {
				if( UIManager.getLookAndFeel() instanceof FlatLaf ) {
					putAATextInfo( UIManager.getLookAndFeelDefaults() );
					updateUILater();
				}
			}
		};
		Toolkit toolkit = Toolkit.getDefaultToolkit();
		toolkit.addPropertyChangeListener( desktopPropertyName, desktopPropertyListener );
		if( desktopPropertyName2 != null )
			toolkit.addPropertyChangeListener( desktopPropertyName2, desktopPropertyListener );
		toolkit.addPropertyChangeListener( DESKTOPFONTHINTS, desktopPropertyListener );
	}

	// Following code should be ideally in initialize(), but needs color from UI defaults.
	// Do not move this code to getDefaults() to avoid side effects in the case that
	// getDefaults() is directly invoked from 3rd party code. E.g. `new FlatLightLaf().getDefaults()`.
	postInitialization = defaults -> {
		// update link color in HTML text
		Color linkColor = defaults.getColor( "Component.linkColor" );
		if( linkColor != null ) {
			new HTMLEditorKit().getStyleSheet().addRule(
				String.format( "a { color: #%06x; }", linkColor.getRGB() & 0xffffff ) );
		}
	};

	// enable/disable window decorations, but only if system property is either
	// "true" or "false"; in other cases it is not changed
	Boolean useWindowDecorations = FlatSystemProperties.getBooleanStrict( FlatSystemProperties.USE_WINDOW_DECORATIONS, null );
	if( useWindowDecorations != null ) {
		oldFrameWindowDecorated = JFrame.isDefaultLookAndFeelDecorated();
		oldDialogWindowDecorated = JDialog.isDefaultLookAndFeelDecorated();
		JFrame.setDefaultLookAndFeelDecorated( useWindowDecorations );
		JDialog.setDefaultLookAndFeelDecorated( useWindowDecorations );
	}
}
 

private static void tweakNimbusUI() {
    UIDefaults defaults = UIManager.getLookAndFeelDefaults();
    defaults.put("nimbusOrange", defaults.get("nimbusBase"));
    defaults.put("Table.gridColor", new Color(214, 217, 223));
    defaults.put("Table.disabled", false);
    defaults.put("Table.showGrid", true);
    defaults.put("Table.intercellSpacing", new Dimension(1, 1));
    defaults.put("CheckBoxMenuItem.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("RadioButtonMenuItem.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("MenuItem.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("Menu.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("Table.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("Label.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("TextField.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("TextArea.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("CheckBox.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("ComboBox.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("ToolTip.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("Button.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("TableHeader.font", new java.awt.Font("sansserif", 0, 11));
    defaults.put("FileChooser.font", new java.awt.Font("sansserif", 0, 11));
    /**
     * custom tab-area border painter
     */
    Painter tabborder = (Painter) (Graphics2D g, Object object, int width, int height) -> {
        //add code to customize
    };
    defaults.put("TabbedPane:TabbedPaneTabArea[Disabled].backgroundPainter", tabborder);
    defaults.put("TabbedPane:TabbedPaneTabArea[Enabled+MouseOver].backgroundPainter", tabborder);
    defaults.put("TabbedPane:TabbedPaneTabArea[Enabled+Pressed].backgroundPainter", tabborder);
    defaults.put("TabbedPane:TabbedPaneTabArea[Enabled].backgroundPainter", tabborder);
    PopupFactory.setSharedInstance(new PopupFactory() {
        @Override
        public Popup getPopup(Component owner, final Component contents, int x, int y) throws IllegalArgumentException {
            Popup popup = super.getPopup(owner, contents, x, y);
            SwingUtilities.invokeLater(() -> {
                contents.repaint();
            });
            return popup;
        }
    });
}
 

protected void refreshUI() {
	if (qPopupFactory == null) {
		qPopupFactory = new QPopupFactory(PopupFactory.getSharedInstance());
	}
	if (toolTipTypeComboBox.getSelectedIndex() == 1) {
		PopupFactory.setSharedInstance(qPopupFactory.getParentDelegate());
	} else {
		qPopupFactory.setToolTipCallout(!NONE.equals(calloutTypeComboBox
				.getSelectedItem()));
		PopupFactory.setSharedInstance(qPopupFactory);
	}

	boolean tooltipsActive = toolTipTypeComboBox.getSelectedIndex() != 2;
	if (tooltipsActive) {
		Font font = fontComboBox.getSelectedFont();
		float size = fontSizeSlider.getValue();
		font = font.deriveFont(size);
		UIManager.getDefaults().put("ToolTip.font", font);

		Color background = color.getColorSelectionModel()
				.getSelectedColor();
		Color foreground;
		float[] hsl = HSLColor.fromRGB(background, null);
		if (hsl[2] < .5) {
			foreground = Color.white;
		} else {
			foreground = Color.black;
		}

		UIManager.getDefaults().put("ToolTip.background", background);
		UIManager.getDefaults().put("ToolTip.foreground", foreground);
	}

	ToolTipManager.sharedInstance().setEnabled(
			toolTipTypeComboBox.getSelectedIndex() != 2);

	colorLabel.setVisible(tooltipsActive);
	color.setVisible(tooltipsActive);
	fontSizeLabel.setVisible(tooltipsActive);
	fontSizeSlider.setVisible(tooltipsActive);
	fontLabel.setVisible(tooltipsActive);
	fontComboBox.setVisible(tooltipsActive);

	calloutTypeLabel
			.setVisible(toolTipTypeComboBox.getSelectedIndex() == 0);
	calloutTypeComboBox
			.setVisible(toolTipTypeComboBox.getSelectedIndex() == 0);

	CalloutType type = null;
	try {
		type = CalloutType.valueOf((String) calloutTypeComboBox
				.getSelectedItem());
	} catch (Exception e) {
	}
	sampleButton.putClientProperty(QPopup.PROPERTY_CALLOUT_TYPE, type);
}
 

public void uninitialize()
{
    PopupFactory.setSharedInstance(new PopupFactory());
}
 

/**
 * Ui impl.
 */
public static void uiImpl()
{
	PopupFactory.setSharedInstance(popupFactoryDIY);
}