feat(jdk8): move files to new folder to avoid resources compiled.
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/*
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* Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package com.sun.java.swing.plaf.windows;
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import java.awt.Component;
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import java.awt.Graphics;
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import java.awt.Insets;
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import java.awt.KeyEventPostProcessor;
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import java.awt.KeyboardFocusManager;
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import java.awt.Window;
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import java.awt.event.KeyEvent;
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import javax.swing.*;
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import javax.swing.event.*;
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import javax.swing.plaf.*;
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import javax.swing.plaf.basic.*;
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import sun.swing.StringUIClientPropertyKey;
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import com.sun.java.swing.plaf.windows.TMSchema.Part;
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import com.sun.java.swing.plaf.windows.TMSchema.State;
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import com.sun.java.swing.plaf.windows.XPStyle.Skin;
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import static sun.swing.SwingUtilities2.BASICMENUITEMUI_MAX_TEXT_OFFSET;
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/**
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* Windows rendition of the component.
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* <p>
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* <strong>Warning:</strong>
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* Serialized objects of this class will not be compatible with
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* future Swing releases. The current serialization support is appropriate
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* for short term storage or RMI between applications running the same
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* version of Swing. A future release of Swing will provide support for
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* long term persistence.
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*
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* @author Igor Kushnirskiy
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*/
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public class WindowsPopupMenuUI extends BasicPopupMenuUI {
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static MnemonicListener mnemonicListener = null;
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static final Object GUTTER_OFFSET_KEY =
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new StringUIClientPropertyKey("GUTTER_OFFSET_KEY");
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public static ComponentUI createUI(JComponent c) {
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return new WindowsPopupMenuUI();
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}
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public void installListeners() {
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super.installListeners();
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if (! UIManager.getBoolean("Button.showMnemonics") &&
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mnemonicListener == null) {
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mnemonicListener = new MnemonicListener();
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MenuSelectionManager.defaultManager().
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addChangeListener(mnemonicListener);
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}
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}
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/**
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* Returns the <code>Popup</code> that will be responsible for
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* displaying the <code>JPopupMenu</code>.
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*
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* @param popupMenu JPopupMenu requesting Popup
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* @param x Screen x location Popup is to be shown at
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* @param y Screen y location Popup is to be shown at.
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* @return Popup that will show the JPopupMenu
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* @since 1.4
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*/
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public Popup getPopup(JPopupMenu popupMenu, int x, int y) {
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PopupFactory popupFactory = PopupFactory.getSharedInstance();
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return popupFactory.getPopup(popupMenu.getInvoker(), popupMenu, x, y);
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}
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static class MnemonicListener implements ChangeListener {
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JRootPane repaintRoot = null;
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public void stateChanged(ChangeEvent ev) {
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MenuSelectionManager msm = (MenuSelectionManager)ev.getSource();
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MenuElement[] path = msm.getSelectedPath();
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if (path.length == 0) {
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if(!WindowsLookAndFeel.isMnemonicHidden()) {
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// menu was canceled -- hide mnemonics
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WindowsLookAndFeel.setMnemonicHidden(true);
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if (repaintRoot != null) {
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Window win =
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SwingUtilities.getWindowAncestor(repaintRoot);
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WindowsGraphicsUtils.repaintMnemonicsInWindow(win);
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}
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}
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} else {
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Component c = (Component)path[0];
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if (c instanceof JPopupMenu) c = ((JPopupMenu)c).getInvoker();
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repaintRoot = SwingUtilities.getRootPane(c);
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}
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}
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}
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/**
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* Returns offset for the text.
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* BasicMenuItemUI sets max text offset on the JPopupMenuUI.
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* @param c PopupMenu to return text offset for.
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* @return text offset for the component
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*/
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static int getTextOffset(JComponent c) {
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int rv = -1;
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Object maxTextOffset =
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c.getClientProperty(BASICMENUITEMUI_MAX_TEXT_OFFSET);
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if (maxTextOffset instanceof Integer) {
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/*
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* this is in JMenuItem coordinates.
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* Let's assume all the JMenuItem have the same offset along X.
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*/
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rv = (Integer) maxTextOffset;
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int menuItemOffset = 0;
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Component component = c.getComponent(0);
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if (component != null) {
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menuItemOffset = component.getX();
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}
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rv += menuItemOffset;
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}
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return rv;
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}
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/**
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* Returns span before gutter.
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* used only on Vista.
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* @return span before gutter
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*/
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static int getSpanBeforeGutter() {
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return 3;
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}
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/**
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* Returns span after gutter.
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* used only on Vista.
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* @return span after gutter
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*/
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static int getSpanAfterGutter() {
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return 3;
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}
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/**
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* Returns gutter width.
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* used only on Vista.
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* @return width of the gutter
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*/
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static int getGutterWidth() {
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int rv = 2;
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XPStyle xp = XPStyle.getXP();
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if (xp != null) {
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Skin skin = xp.getSkin(null, Part.MP_POPUPGUTTER);
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rv = skin.getWidth();
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}
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return rv;
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}
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/**
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* Checks if PopupMenu is leftToRight
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* The orientation is derived from the children of the component.
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* It is leftToRight if all the children are leftToRight
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*
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* @param c component to return orientation for
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* @return true if all the children are leftToRight
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*/
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private static boolean isLeftToRight(JComponent c) {
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boolean leftToRight = true;
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for (int i = c.getComponentCount() - 1; i >=0 && leftToRight; i-- ) {
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leftToRight =
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c.getComponent(i).getComponentOrientation().isLeftToRight();
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}
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return leftToRight;
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}
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@Override
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public void paint(Graphics g, JComponent c) {
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XPStyle xp = XPStyle.getXP();
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if (WindowsMenuItemUI.isVistaPainting(xp)) {
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Skin skin = xp.getSkin(c, Part.MP_POPUPBACKGROUND);
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skin.paintSkin(g, 0, 0, c.getWidth(),c.getHeight(), State.NORMAL);
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int textOffset = getTextOffset(c);
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if (textOffset >= 0
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/* paint gutter only for leftToRight case */
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&& isLeftToRight(c)) {
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skin = xp.getSkin(c, Part.MP_POPUPGUTTER);
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int gutterWidth = getGutterWidth();
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int gutterOffset =
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textOffset - getSpanAfterGutter() - gutterWidth;
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c.putClientProperty(GUTTER_OFFSET_KEY,
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Integer.valueOf(gutterOffset));
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Insets insets = c.getInsets();
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skin.paintSkin(g, gutterOffset, insets.top,
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gutterWidth, c.getHeight() - insets.bottom - insets.top,
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State.NORMAL);
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} else {
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if (c.getClientProperty(GUTTER_OFFSET_KEY) != null) {
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c.putClientProperty(GUTTER_OFFSET_KEY, null);
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}
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}
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} else {
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super.paint(g, c);
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}
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}
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}
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