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95 lines
3.8 KiB
Java
95 lines
3.8 KiB
Java
/*
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* Copyright (c) 2011, 2012, 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.apple.laf;
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import java.awt.*;
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import javax.swing.*;
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import sun.lwawt.macosx.CPlatformWindow;
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import sun.swing.SwingAccessor;
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final class ScreenPopupFactory extends PopupFactory {
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static final Float TRANSLUCENT = 248f/255f;
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static final Float OPAQUE = 1.0f;
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boolean fIsActive = true;
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// Only popups generated with the Aqua LaF turned on will be translucent with shadows
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void setActive(final boolean b) {
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fIsActive = b;
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}
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private static Window getWindow(final Component c) {
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Component w = c;
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while(!(w instanceof Window) && (w!=null)) {
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w = w.getParent();
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}
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return (Window)w;
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}
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@Override
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public Popup getPopup(final Component comp, final Component invoker, final int x, final int y) {
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if (invoker == null) throw new IllegalArgumentException("Popup.getPopup must be passed non-null contents");
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final Popup popup;
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if (fIsActive) {
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popup = SwingAccessor.getPopupFactoryAccessor()
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.getHeavyWeightPopup(this, comp, invoker, x, y);
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} else {
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popup = super.getPopup(comp, invoker, x, y);
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}
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// Make the popup semi-translucent if it is a heavy weight
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// see <rdar://problem/3547670> JPopupMenus have incorrect background
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final Window w = getWindow(invoker);
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if (w == null) return popup;
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if (!(w instanceof RootPaneContainer)) return popup;
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final JRootPane popupRootPane = ((RootPaneContainer)w).getRootPane();
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// we need to set every time, because PopupFactory caches the heavy weight
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// TODO: CPlatformWindow constants?
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if (fIsActive) {
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popupRootPane.putClientProperty(CPlatformWindow.WINDOW_ALPHA, TRANSLUCENT);
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popupRootPane.putClientProperty(CPlatformWindow.WINDOW_SHADOW, Boolean.TRUE);
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popupRootPane.putClientProperty(CPlatformWindow.WINDOW_FADE_DELEGATE, invoker);
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w.setBackground(UIManager.getColor("PopupMenu.translucentBackground"));
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popupRootPane.putClientProperty(CPlatformWindow.WINDOW_DRAGGABLE_BACKGROUND, Boolean.FALSE);
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SwingUtilities.invokeLater(new Runnable() {
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public void run() {
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popupRootPane.putClientProperty(CPlatformWindow.WINDOW_SHADOW_REVALIDATE_NOW, Double.valueOf(Math.random()));
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}
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});
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} else {
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popupRootPane.putClientProperty(CPlatformWindow.WINDOW_ALPHA, OPAQUE);
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popupRootPane.putClientProperty(CPlatformWindow.WINDOW_SHADOW, Boolean.FALSE);
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}
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return popup;
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}
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}
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