| /* |
| * Copyright (c) 2011, 2012, 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 |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.apple.laf; |
| |
| import java.awt.*; |
| import javax.swing.*; |
| |
| import sun.lwawt.macosx.CPlatformWindow; |
| |
| class ScreenPopupFactory extends PopupFactory { |
| static { |
| java.security.AccessController.doPrivileged( |
| new java.security.PrivilegedAction<Void>() { |
| public Void run() { |
| System.loadLibrary("osxui"); |
| return null; |
| } |
| }); |
| } |
| |
| static final Float TRANSLUCENT = new Float(248f/255f); |
| static final Float OPAQUE = new Float(1.0f); |
| |
| boolean fIsActive = true; |
| |
| // Only popups generated with the Aqua LaF turned on will be translucent with shadows |
| void setActive(final boolean b) { |
| fIsActive = b; |
| } |
| |
| private static Window getWindow(final Component c) { |
| Component w = c; |
| while(!(w instanceof Window) && (w!=null)) { |
| w = w.getParent(); |
| } |
| return (Window)w; |
| } |
| |
| /* |
| * Since we can't change the signature of PopupFactory, we have to call the |
| * private method getPopup(Component, Component, int, int, int) through JNI |
| * (see AquaLookAndFeel.m) |
| */ |
| native Popup _getHeavyWeightPopup(Component comp, Component invoker, int x, int y); |
| |
| public Popup getPopup(final Component comp, final Component invoker, final int x, final int y) { |
| if (invoker == null) throw new IllegalArgumentException("Popup.getPopup must be passed non-null contents"); |
| |
| final Popup popup; |
| if (fIsActive) { |
| popup = _getHeavyWeightPopup(comp, invoker, x, y); |
| } else { |
| popup = super.getPopup(comp, invoker, x, y); |
| } |
| |
| // Make the popup semi-translucent if it is a heavy weight |
| // see <rdar://problem/3547670> JPopupMenus have incorrect background |
| final Window w = getWindow(invoker); |
| if (w == null) return popup; |
| |
| if (!(w instanceof RootPaneContainer)) return popup; |
| final JRootPane popupRootPane = ((RootPaneContainer)w).getRootPane(); |
| |
| // we need to set every time, because PopupFactory caches the heavy weight |
| // TODO: CPlatformWindow constants? |
| if (fIsActive) { |
| popupRootPane.putClientProperty(CPlatformWindow.WINDOW_ALPHA, TRANSLUCENT); |
| popupRootPane.putClientProperty(CPlatformWindow.WINDOW_SHADOW, Boolean.TRUE); |
| popupRootPane.putClientProperty(CPlatformWindow.WINDOW_FADE_DELEGATE, invoker); |
| |
| w.setBackground(UIManager.getColor("PopupMenu.translucentBackground")); |
| popupRootPane.putClientProperty(CPlatformWindow.WINDOW_DRAGGABLE_BACKGROUND, Boolean.FALSE); |
| SwingUtilities.invokeLater(new Runnable() { |
| public void run() { |
| popupRootPane.putClientProperty(CPlatformWindow.WINDOW_SHADOW_REVALIDATE_NOW, Double.valueOf(Math.random())); |
| } |
| }); |
| } else { |
| popupRootPane.putClientProperty(CPlatformWindow.WINDOW_ALPHA, OPAQUE); |
| popupRootPane.putClientProperty(CPlatformWindow.WINDOW_SHADOW, Boolean.FALSE); |
| } |
| |
| return popup; |
| } |
| } |