/*
 * Copyright (c) 2011, 2019, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package com.apple.laf;

import java.awt.*;
import java.awt.event.*;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;
import java.beans.PropertyVetoException;

import javax.swing.*;
import javax.swing.plaf.*;

import sun.swing.SwingUtilities2;

From MacDockIconUI A JRSUI L&F implementation of JInternalFrame.JDesktopIcon
/** * From MacDockIconUI * * A JRSUI L&F implementation of JInternalFrame.JDesktopIcon */
public final class AquaInternalFrameDockIconUI extends DesktopIconUI implements MouseListener, MouseMotionListener { private JInternalFrame.JDesktopIcon fDesktopIcon; private JInternalFrame fFrame; private ScaledImageLabel fIconPane; private DockLabel fDockLabel; private boolean fTrackingIcon; public static ComponentUI createUI(final JComponent c) { return new AquaInternalFrameDockIconUI(); } @Override public void installUI(final JComponent c) { fDesktopIcon = (JInternalFrame.JDesktopIcon)c; installComponents(); installListeners(); } @Override public void uninstallUI(final JComponent c) { uninstallComponents(); uninstallListeners(); fDesktopIcon = null; fFrame = null; } private void installComponents() { fFrame = fDesktopIcon.getInternalFrame(); fIconPane = new ScaledImageLabel(); fDesktopIcon.setLayout(new BorderLayout()); fDesktopIcon.add(fIconPane, BorderLayout.CENTER); } private void uninstallComponents() { fDesktopIcon.setLayout(null); fDesktopIcon.remove(fIconPane); } private void installListeners() { fDesktopIcon.addMouseListener(this); fDesktopIcon.addMouseMotionListener(this); } private void uninstallListeners() { fDesktopIcon.removeMouseMotionListener(this); fDesktopIcon.removeMouseListener(this); } @Override public Dimension getMinimumSize(final JComponent c) { return new Dimension(32, 32); } @Override public Dimension getMaximumSize(final JComponent c) { return new Dimension(128, 128); } @Override public Dimension getPreferredSize(final JComponent c) { return new Dimension(64, 64); //$ Dock preferred size } void updateIcon() { fIconPane.updateIcon(); } @Override public void mousePressed(final MouseEvent e) { fTrackingIcon = fIconPane.mouseInIcon(e); if (fTrackingIcon) fIconPane.repaint(); } @Override public void mouseReleased(final MouseEvent e) {// only when it's actually in the image if (fFrame.isIconifiable() && fFrame.isIcon()) { if (fTrackingIcon) { fTrackingIcon = false; if (fIconPane.mouseInIcon(e)) { if (fDockLabel != null) fDockLabel.hide(); try { fFrame.setIcon(false); } catch(final PropertyVetoException e2) {} } else { fIconPane.repaint(); } } } // if the mouse was completely outside fIconPane, hide the label if (fDockLabel != null && !fIconPane.getBounds().contains(e.getX(), e.getY())) fDockLabel.hide(); } @Override @SuppressWarnings("deprecation") public void mouseEntered(final MouseEvent e) { if ((e.getModifiers() & InputEvent.BUTTON1_MASK) != 0) return; String title = fFrame.getTitle(); if (title == null || title.isEmpty()) title = "Untitled"; fDockLabel = new DockLabel(title); fDockLabel.show(fDesktopIcon); } @Override @SuppressWarnings("deprecation") public void mouseExited(final MouseEvent e) { if (fDockLabel != null && (e.getModifiers() & InputEvent.BUTTON1_MASK) == 0) fDockLabel.hide(); } @Override public void mouseClicked(final MouseEvent e) { } @Override public void mouseDragged(final MouseEvent e) { } @Override public void mouseMoved(final MouseEvent e) { } @SuppressWarnings("serial") // Superclass is not serializable across versions private final class ScaledImageLabel extends JLabel { ScaledImageLabel() { super(null, null, CENTER); } void updateIcon() { int width = fFrame.getWidth(); int height = fFrame.getHeight(); // Protect us from unsized frames, like in JCK test DefaultDesktopManager2008 if (width <= 0 || height <= 0) { width = 128; height = 128; } final Image fImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB_PRE); final Graphics g = fImage.getGraphics(); fFrame.paint(g); g.dispose(); final float scale = (float)fDesktopIcon.getWidth() / (float)Math.max(width, height) * 0.89f; // Sending in -1 for width xor height causes it to maintain aspect ratio setIcon(new ImageIcon(fImage.getScaledInstance((int)(width * scale), -1, Image.SCALE_SMOOTH))); } @Override public void paint(final Graphics g) { if (getIcon() == null) updateIcon(); g.translate(0, 2); if (!fTrackingIcon) { super.paint(g); return; } final ImageIcon prev = (ImageIcon)getIcon(); final ImageIcon pressedIcon = new ImageIcon(AquaUtils.generateSelectedDarkImage(prev.getImage())); setIcon(pressedIcon); super.paint(g); setIcon(prev); } boolean mouseInIcon(final MouseEvent e) { return getBounds().contains(e.getX(), e.getY()); } @Override public Dimension getPreferredSize() { return new Dimension(64, 64); //$ Dock preferred size } } @SuppressWarnings("serial") // Superclass is not serializable across versions private static final class DockLabel extends JLabel { static final int NUB_HEIGHT = 7; static final int ROUND_ADDITIONAL_HEIGHT = 8; static final int ROUND_ADDITIONAL_WIDTH = 12; DockLabel(final String text) { super(text); setBorder(null); setOpaque(false); setFont(AquaFonts.getDockIconFont()); final FontMetrics metrics = getFontMetrics(getFont()); setSize(SwingUtilities.computeStringWidth(metrics, getText()) + ROUND_ADDITIONAL_WIDTH * 2, metrics.getAscent() + NUB_HEIGHT + ROUND_ADDITIONAL_HEIGHT); } @Override public void paint(final Graphics g) { final int width = getWidth(); final int height = getHeight(); final Font font = getFont(); final FontMetrics metrics = getFontMetrics(font); g.setFont(font); final String text = getText().trim(); final int ascent = metrics.getAscent(); final Rectangle2D stringBounds = metrics.getStringBounds(text, g); final int halfway = width / 2; final int x = (halfway - (int)stringBounds.getWidth() / 2); final Graphics2D g2d = g instanceof Graphics2D ? (Graphics2D)g : null; if (g2d != null) { g.setColor(UIManager.getColor("DesktopIcon.labelBackground")); final Object origAA = g2d.getRenderingHint(RenderingHints.KEY_ANTIALIASING); g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); final int roundHeight = height - ROUND_ADDITIONAL_HEIGHT + 1; g.fillRoundRect(0, 0, width, roundHeight, roundHeight, roundHeight); final int[] xpts = { halfway, halfway + NUB_HEIGHT, halfway - NUB_HEIGHT }; final int[] ypts = { height, height - NUB_HEIGHT, height - NUB_HEIGHT }; g.fillPolygon(xpts, ypts, 3); g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, origAA); } g.setColor(Color.black); SwingUtilities2.drawString(this, g, text, x, 2 + ascent); g.setColor(Color.white); SwingUtilities2.drawString(this, g, text, x, 1 + ascent); } public void show(final Component invoker) { final int desiredLocationX = (invoker.getWidth() - getWidth()) / 2; final int desiredLocationY = -(getHeight() + 6); Container parent = invoker.getParent(); for (Container p = parent; p != null; p = p.getParent()) { if (p instanceof JRootPane) { if (p.getParent() instanceof JInternalFrame) continue; parent = ((JRootPane)p).getLayeredPane(); for (p = parent.getParent(); p != null && (!(p instanceof java.awt.Window)); p = p.getParent()); break; } } final Point p = SwingUtilities.convertPoint(invoker, desiredLocationX, desiredLocationY, parent); setLocation(p.x, p.y); if (parent instanceof JLayeredPane) { ((JLayeredPane)parent).add(this, JLayeredPane.POPUP_LAYER, 0); } } @Override @Deprecated public void hide() { final Container parent = getParent(); final Rectangle r = this.getBounds(); if (parent == null) return; parent.remove(this); parent.repaint(r.x, r.y, r.width, r.height); } } }