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1462 lines
51 KiB
Java
1462 lines
51 KiB
Java
/*
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* Copyright (c) 2011, 2024, 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 sun.lwawt;
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import java.awt.AlphaComposite;
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import java.awt.Color;
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import java.awt.Component;
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import java.awt.Dialog;
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import java.awt.Dimension;
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import java.awt.Font;
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import java.awt.FontMetrics;
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import java.awt.Frame;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.GraphicsConfiguration;
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import java.awt.GraphicsDevice;
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import java.awt.GraphicsEnvironment;
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import java.awt.Insets;
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import java.awt.KeyboardFocusManager;
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import java.awt.MenuBar;
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import java.awt.Point;
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import java.awt.Rectangle;
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import java.awt.Shape;
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import java.awt.SystemColor;
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import java.awt.Toolkit;
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import java.awt.Window;
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import java.awt.event.FocusEvent;
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import java.awt.event.KeyEvent;
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import java.awt.event.MouseEvent;
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import java.awt.event.MouseWheelEvent;
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import java.awt.event.WindowEvent;
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import java.awt.peer.ComponentPeer;
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import java.awt.peer.DialogPeer;
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import java.awt.peer.FramePeer;
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import java.awt.peer.KeyboardFocusManagerPeer;
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import java.awt.peer.WindowPeer;
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import java.util.List;
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import java.util.Objects;
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import javax.swing.JComponent;
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import sun.awt.AWTAccessor;
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import sun.awt.AWTAccessor.ComponentAccessor;
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import sun.awt.AppContext;
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import sun.awt.CGraphicsDevice;
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import sun.awt.DisplayChangedListener;
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import sun.awt.ExtendedKeyCodes;
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import sun.awt.FullScreenCapable;
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import sun.awt.SunToolkit;
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import sun.awt.TimedWindowEvent;
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import sun.awt.UngrabEvent;
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import sun.java2d.NullSurfaceData;
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import sun.java2d.SunGraphics2D;
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import sun.java2d.SunGraphicsEnvironment;
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import sun.java2d.SurfaceData;
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import sun.java2d.loops.Blit;
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import sun.java2d.loops.CompositeType;
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import sun.java2d.pipe.Region;
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import sun.util.logging.PlatformLogger;
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public class LWWindowPeer
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extends LWContainerPeer<Window, JComponent>
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implements FramePeer, DialogPeer, FullScreenCapable, DisplayChangedListener, PlatformEventNotifier
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{
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public enum PeerType {
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SIMPLEWINDOW,
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FRAME,
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DIALOG,
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EMBEDDED_FRAME,
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VIEW_EMBEDDED_FRAME,
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LW_FRAME
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}
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private static final PlatformLogger focusLog = PlatformLogger.getLogger("sun.lwawt.focus.LWWindowPeer");
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private final PlatformWindow platformWindow;
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private static final int MINIMUM_WIDTH = 1;
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private static final int MINIMUM_HEIGHT = 1;
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private Insets insets = new Insets(0, 0, 0, 0);
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private Rectangle maximizedBounds;
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private GraphicsDevice graphicsDevice;
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private GraphicsConfiguration graphicsConfig;
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private SurfaceData surfaceData;
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private final Object surfaceDataLock = new Object();
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private volatile int windowState = Frame.NORMAL;
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// check that the mouse is over the window
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private volatile boolean isMouseOver;
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// A peer where the last mouse event came to. Used by cursor manager to
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// find the component under cursor
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private static volatile LWComponentPeer<?, ?> lastCommonMouseEventPeer;
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// A peer where the last mouse event came to. Used to generate
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// MOUSE_ENTERED/EXITED notifications
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private volatile LWComponentPeer<?, ?> lastMouseEventPeer;
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// Peers where all dragged/released events should come to,
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// depending on what mouse button is being dragged according to Cocoa
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private static final LWComponentPeer<?, ?>[] mouseDownTarget = new LWComponentPeer<?, ?>[3];
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// A bitmask that indicates what mouse buttons produce MOUSE_CLICKED events
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// on MOUSE_RELEASE. Click events are only generated if there were no drag
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// events between MOUSE_PRESSED and MOUSE_RELEASED for particular button
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private static int mouseClickButtons = 0;
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private volatile boolean isOpaque = true;
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private static final Font DEFAULT_FONT = new Font("Lucida Grande", Font.PLAIN, 13);
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private static LWWindowPeer grabbingWindow;
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private volatile boolean skipNextFocusChange;
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private static final Color nonOpaqueBackground = new Color(0, 0, 0, 0);
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private volatile boolean textured;
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private final PeerType peerType;
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private volatile boolean targetFocusable;
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/**
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* Current modal blocker or null.
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*
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* Synchronization: peerTreeLock.
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*/
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private LWWindowPeer blocker;
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public LWWindowPeer(Window target, PlatformComponent platformComponent,
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PlatformWindow platformWindow, PeerType peerType)
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{
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super(target, platformComponent);
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this.platformWindow = platformWindow;
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this.peerType = peerType;
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Window owner = target.getOwner();
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LWWindowPeer ownerPeer = owner == null ? null :
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(LWWindowPeer) AWTAccessor.getComponentAccessor().getPeer(owner);
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PlatformWindow ownerDelegate = (ownerPeer != null) ? ownerPeer.getPlatformWindow() : null;
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// The delegate.initialize() needs a non-null GC on X11.
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GraphicsConfiguration gc = getTarget().getGraphicsConfiguration();
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synchronized (getStateLock()) {
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// graphicsConfig should be updated according to the real window
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// bounds when the window is shown, see 4868278
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this.graphicsConfig = gc;
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}
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if (!target.isFontSet()) {
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target.setFont(DEFAULT_FONT);
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}
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if (!target.isBackgroundSet()) {
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target.setBackground(SystemColor.window);
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} else {
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// first we check if user provided alpha for background. This is
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// similar to what Apple's Java do.
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// Since JDK7 we should rely on setOpacity() only.
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// this.opacity = c.getAlpha();
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}
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if (!target.isForegroundSet()) {
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target.setForeground(SystemColor.windowText);
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// we should not call setForeground because it will call a repaint
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// which the peer may not be ready to do yet.
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}
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platformWindow.initialize(target, this, ownerDelegate);
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}
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@Override
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void initializeImpl() {
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super.initializeImpl();
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if (getTarget() instanceof Frame) {
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Frame frame = (Frame) getTarget();
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setTitle(frame.getTitle());
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setState(frame.getExtendedState());
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setMaximizedBounds(frame.getMaximizedBounds());
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} else if (getTarget() instanceof Dialog) {
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setTitle(((Dialog) getTarget()).getTitle());
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}
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updateAlwaysOnTopState();
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updateMinimumSize();
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updateFocusableWindowState();
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final Shape shape = getTarget().getShape();
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if (shape != null) {
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applyShape(Region.getInstance(shape, null));
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}
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final float opacity = getTarget().getOpacity();
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if (opacity < 1.0f) {
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setOpacity(opacity);
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}
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setOpaque(getTarget().isOpaque());
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updateInsets(platformWindow.getInsets());
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if (getSurfaceData() == null) {
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replaceSurfaceData(false);
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}
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activateDisplayListener();
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}
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// Just a helper method
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@Override
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public PlatformWindow getPlatformWindow() {
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return platformWindow;
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}
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@Override
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protected LWWindowPeer getWindowPeerOrSelf() {
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return this;
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}
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// ---- PEER METHODS ---- //
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@Override
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protected void disposeImpl() {
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deactivateDisplayListener();
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SurfaceData oldData = getSurfaceData();
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synchronized (surfaceDataLock){
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surfaceData = null;
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}
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if (oldData != null) {
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oldData.invalidate();
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}
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if (isGrabbing()) {
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ungrab();
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}
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platformWindow.dispose();
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super.disposeImpl();
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}
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@Override
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public void setBackground(final Color c) {
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Color oldBg = getBackground();
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if (Objects.equals(oldBg, c)) {
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return;
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}
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super.setBackground(c);
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updateOpaque();
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}
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@Override
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protected void setVisibleImpl(final boolean visible) {
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updateFocusableWindowState();
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super.setVisibleImpl(visible);
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// TODO: update graphicsConfig, see 4868278
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platformWindow.setVisible(visible);
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if (isSimpleWindow()) {
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KeyboardFocusManagerPeer kfmPeer = LWKeyboardFocusManagerPeer.getInstance();
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if (visible) {
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if (!getTarget().isAutoRequestFocus()) {
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return;
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} else {
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requestWindowFocus(FocusEvent.Cause.ACTIVATION);
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}
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// Focus the owner in case this window is focused.
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} else if (kfmPeer.getCurrentFocusedWindow() == getTarget()) {
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// Transfer focus to the owner.
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LWWindowPeer owner = getOwnerFrameDialog(LWWindowPeer.this);
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if (owner != null) {
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owner.requestWindowFocus(FocusEvent.Cause.ACTIVATION);
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}
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}
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}
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}
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@Override
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public final GraphicsConfiguration getGraphicsConfiguration() {
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synchronized (getStateLock()) {
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return graphicsConfig;
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}
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}
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@Override
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public boolean updateGraphicsData(GraphicsConfiguration gc) {
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setGraphicsConfig(gc);
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return false;
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}
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protected final Graphics getOnscreenGraphics(Color fg, Color bg, Font f) {
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SurfaceData surfaceData = getSurfaceData();
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if (surfaceData == null) {
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return null;
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}
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if (fg == null) {
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fg = SystemColor.windowText;
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}
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if (bg == null) {
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bg = SystemColor.window;
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}
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if (f == null) {
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f = DEFAULT_FONT;
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}
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return new SunGraphics2D(surfaceData, fg, bg, f);
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}
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@Override
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public void setBounds(int x, int y, int w, int h, int op) {
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if((op & NO_EMBEDDED_CHECK) == 0 && getPeerType() == PeerType.VIEW_EMBEDDED_FRAME) {
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return;
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}
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if ((op & SET_CLIENT_SIZE) != 0) {
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// SET_CLIENT_SIZE is only applicable to window peers, so handle it here
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// instead of pulling 'insets' field up to LWComponentPeer
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// no need to add insets since Window's notion of width and height includes insets.
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op &= ~SET_CLIENT_SIZE;
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op |= SET_SIZE;
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}
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// Don't post ComponentMoved/Resized and Paint events
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// until we've got a notification from the delegate
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Rectangle cb = constrainBounds(x, y, w, h);
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Rectangle newBounds = new Rectangle(getBounds());
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if ((op & (SET_LOCATION | SET_BOUNDS)) != 0) {
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newBounds.x = cb.x;
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newBounds.y = cb.y;
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}
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if ((op & (SET_SIZE | SET_BOUNDS)) != 0) {
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newBounds.width = cb.width;
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newBounds.height = cb.height;
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}
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// Native system could constraint bounds, so the peer wold be updated in the callback
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platformWindow.setBounds(newBounds.x, newBounds.y, newBounds.width, newBounds.height);
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}
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public Rectangle constrainBounds(Rectangle bounds) {
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return constrainBounds(bounds.x, bounds.y, bounds.width, bounds.height);
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}
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public Rectangle constrainBounds(int x, int y, int w, int h) {
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if (w < MINIMUM_WIDTH) {
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w = MINIMUM_WIDTH;
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}
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if (h < MINIMUM_HEIGHT) {
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h = MINIMUM_HEIGHT;
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}
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final int maxW = getLWGC().getMaxTextureWidth();
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final int maxH = getLWGC().getMaxTextureHeight();
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if (w > maxW) {
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w = maxW;
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}
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if (h > maxH) {
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h = maxH;
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}
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return new Rectangle(x, y, w, h);
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}
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@Override
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public Point getLocationOnScreen() {
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return platformWindow.getLocationOnScreen();
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}
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/**
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* Overridden from LWContainerPeer to return the correct insets.
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* Insets are queried from the delegate and are kept up to date by
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* requerying when needed (i.e. when the window geometry is changed).
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*/
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@Override
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public Insets getInsets() {
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synchronized (getStateLock()) {
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return insets;
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}
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}
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@Override
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public FontMetrics getFontMetrics(Font f) {
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// TODO: check for "use platform metrics" settings
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return platformWindow.getFontMetrics(f);
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}
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@Override
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public void toFront() {
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platformWindow.toFront();
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}
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@Override
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public void toBack() {
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platformWindow.toBack();
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}
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@Override
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public void setZOrder(ComponentPeer above) {
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throw new RuntimeException("not implemented");
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}
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@Override
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public void updateAlwaysOnTopState() {
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platformWindow.setAlwaysOnTop(getTarget().isAlwaysOnTop());
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}
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@Override
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public void updateFocusableWindowState() {
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targetFocusable = getTarget().isFocusableWindow();
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platformWindow.updateFocusableWindowState();
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}
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@Override
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public void setModalBlocked(Dialog blocker, boolean blocked) {
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synchronized (getPeerTreeLock()) {
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ComponentPeer peer = AWTAccessor.getComponentAccessor().getPeer(blocker);
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if (blocked && (peer instanceof LWWindowPeer)) {
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this.blocker = (LWWindowPeer) peer;
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} else {
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this.blocker = null;
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}
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}
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platformWindow.setModalBlocked(blocked);
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}
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@Override
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public void updateMinimumSize() {
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final Dimension min;
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if (getTarget().isMinimumSizeSet()) {
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min = getTarget().getMinimumSize();
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min.width = Math.max(min.width, MINIMUM_WIDTH);
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min.height = Math.max(min.height, MINIMUM_HEIGHT);
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} else {
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min = new Dimension(MINIMUM_WIDTH, MINIMUM_HEIGHT);
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}
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final Dimension max;
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if (getTarget().isMaximumSizeSet()) {
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max = getTarget().getMaximumSize();
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max.width = Math.min(max.width, getLWGC().getMaxTextureWidth());
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max.height = Math.min(max.height, getLWGC().getMaxTextureHeight());
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} else {
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max = new Dimension(getLWGC().getMaxTextureWidth(),
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getLWGC().getMaxTextureHeight());
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}
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platformWindow.setSizeConstraints(min.width, min.height, max.width, max.height);
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}
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@Override
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public void updateIconImages() {
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getPlatformWindow().updateIconImages();
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}
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@Override
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public void setOpacity(float opacity) {
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getPlatformWindow().setOpacity(opacity);
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repaintPeer();
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}
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@Override
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public final void setOpaque(final boolean isOpaque) {
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if (this.isOpaque != isOpaque) {
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this.isOpaque = isOpaque;
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updateOpaque();
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}
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}
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private void updateOpaque() {
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getPlatformWindow().setOpaque(!isTranslucent());
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replaceSurfaceData(false);
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repaintPeer();
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}
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@Override
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public void updateWindow() {
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}
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public final boolean isTextured() {
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return textured;
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}
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public final void setTextured(final boolean isTextured) {
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if (textured != isTextured) {
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textured = isTextured;
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updateOpaque();
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}
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}
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@Override
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public final boolean isTranslucent() {
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synchronized (getStateLock()) {
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/*
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* Textured window is a special case of translucent window.
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* The difference is only in nswindow background. So when we set
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* texture property our peer became fully translucent. It doesn't
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* fill background, create non opaque backbuffers and layer etc.
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*/
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return !isOpaque || isShaped() || isTextured();
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}
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}
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@Override
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final void applyShapeImpl(final Region shape) {
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super.applyShapeImpl(shape);
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updateOpaque();
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}
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// ---- FRAME PEER METHODS ---- //
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@Override // FramePeer and DialogPeer
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public void setTitle(String title) {
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platformWindow.setTitle(title == null ? "" : title);
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}
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@Override
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public void setMenuBar(MenuBar mb) {
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platformWindow.setMenuBar(mb);
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}
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@Override // FramePeer and DialogPeer
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public void setResizable(boolean resizable) {
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platformWindow.setResizable(resizable);
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}
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@Override
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public void setState(int state) {
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platformWindow.setWindowState(state);
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}
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@Override
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public int getState() {
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return windowState;
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}
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|
|
private boolean isMaximizedBoundsSet() {
|
|
synchronized (getStateLock()) {
|
|
return maximizedBounds != null;
|
|
}
|
|
}
|
|
|
|
private Rectangle getDefaultMaximizedBounds() {
|
|
GraphicsConfiguration config = getGraphicsConfiguration();
|
|
Insets screenInsets = ((CGraphicsDevice) config.getDevice())
|
|
.getScreenInsets();
|
|
Rectangle gcBounds = config.getBounds();
|
|
return new Rectangle(
|
|
gcBounds.x + screenInsets.left,
|
|
gcBounds.y + screenInsets.top,
|
|
gcBounds.width - screenInsets.left - screenInsets.right,
|
|
gcBounds.height - screenInsets.top - screenInsets.bottom);
|
|
}
|
|
|
|
@Override
|
|
public void setMaximizedBounds(Rectangle bounds) {
|
|
boolean isMaximizedBoundsSet;
|
|
synchronized (getStateLock()) {
|
|
this.maximizedBounds = (isMaximizedBoundsSet = (bounds != null))
|
|
? constrainBounds(bounds) : null;
|
|
}
|
|
|
|
setPlatformMaximizedBounds(isMaximizedBoundsSet ? maximizedBounds
|
|
: getDefaultMaximizedBounds());
|
|
}
|
|
|
|
public Rectangle getMaximizedBounds() {
|
|
synchronized (getStateLock()) {
|
|
return (maximizedBounds == null)
|
|
? getDefaultMaximizedBounds()
|
|
: maximizedBounds;
|
|
}
|
|
}
|
|
|
|
private void setPlatformMaximizedBounds(Rectangle bounds) {
|
|
platformWindow.setMaximizedBounds(
|
|
bounds.x, bounds.y,
|
|
bounds.width, bounds.height);
|
|
}
|
|
|
|
@Override
|
|
public void setBoundsPrivate(int x, int y, int width, int height) {
|
|
setBounds(x, y, width, height, SET_BOUNDS | NO_EMBEDDED_CHECK);
|
|
}
|
|
|
|
@Override
|
|
public Rectangle getBoundsPrivate() {
|
|
throw new RuntimeException("not implemented");
|
|
}
|
|
|
|
// ---- DIALOG PEER METHODS ---- //
|
|
|
|
@Override
|
|
public void blockWindows(List<Window> windows) {
|
|
//TODO: LWX will probably need some collectJavaToplevels to speed this up
|
|
for (Window w : windows) {
|
|
WindowPeer wp = AWTAccessor.getComponentAccessor().getPeer(w);
|
|
if (wp != null) {
|
|
wp.setModalBlocked((Dialog)getTarget(), true);
|
|
}
|
|
}
|
|
}
|
|
|
|
// ---- PEER NOTIFICATIONS ---- //
|
|
|
|
@Override
|
|
public void notifyIconify(boolean iconify) {
|
|
//The toplevel target is Frame and states are applicable to it.
|
|
//Otherwise, the target is Window and it don't have state property.
|
|
//Hopefully, no such events are posted in the queue so consider the
|
|
//target as Frame in all cases.
|
|
|
|
// REMIND: should we send it anyway if the state not changed since last
|
|
// time?
|
|
WindowEvent iconifyEvent = new WindowEvent(getTarget(),
|
|
iconify ? WindowEvent.WINDOW_ICONIFIED
|
|
: WindowEvent.WINDOW_DEICONIFIED);
|
|
postEvent(iconifyEvent);
|
|
|
|
int newWindowState = iconify ? Frame.ICONIFIED : Frame.NORMAL;
|
|
postWindowStateChangedEvent(newWindowState);
|
|
|
|
// REMIND: RepaintManager doesn't repaint iconified windows and
|
|
// hence ignores any repaint request during deiconification.
|
|
// So, we need to repaint window explicitly when it becomes normal.
|
|
if (!iconify) {
|
|
repaintPeer();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void notifyZoom(boolean isZoomed) {
|
|
int newWindowState = isZoomed ? Frame.MAXIMIZED_BOTH : Frame.NORMAL;
|
|
postWindowStateChangedEvent(newWindowState);
|
|
}
|
|
|
|
/**
|
|
* Called by the {@code PlatformWindow} when any part of the window should
|
|
* be repainted.
|
|
*/
|
|
@Override
|
|
public void notifyExpose(final Rectangle r) {
|
|
repaintPeer(r);
|
|
}
|
|
|
|
/**
|
|
* Called by the {@code PlatformWindow} when this window is moved/resized by
|
|
* user or window insets are changed. There's no notifyReshape() in
|
|
* LWComponentPeer as the only components which could be resized by user are
|
|
* top-level windows.
|
|
* <p>
|
|
* We need to update the target and post the events, if the peer was moved
|
|
* or resized, or if the target is out of sync with this peer.
|
|
*/
|
|
@Override
|
|
public void notifyReshape(int x, int y, int w, int h) {
|
|
final Rectangle pBounds = getBounds();
|
|
final boolean invalid = updateInsets(platformWindow.getInsets());
|
|
final boolean pMoved = (x != pBounds.x) || (y != pBounds.y);
|
|
final boolean pResized = (w != pBounds.width) || (h != pBounds.height);
|
|
|
|
final ComponentAccessor accessor = AWTAccessor.getComponentAccessor();
|
|
final Rectangle tBounds = accessor.getBounds(getTarget());
|
|
final boolean tMoved = (x != tBounds.x) || (y != tBounds.y);
|
|
final boolean tResized = (w != tBounds.width) || (h != tBounds.height);
|
|
|
|
// Check if anything changed
|
|
if (!tMoved && !tResized && !pMoved && !pResized && !invalid) {
|
|
// Native window(NSWindow)/LWWindowPeer/Target are in sync
|
|
return;
|
|
}
|
|
// First, update peer's bounds
|
|
setBounds(x, y, w, h, SET_BOUNDS, false, false);
|
|
|
|
// Second, update the graphics config and surface data
|
|
final boolean isNewDevice = updateGraphicsDevice();
|
|
if (isNewDevice && !isMaximizedBoundsSet()) {
|
|
setPlatformMaximizedBounds(getDefaultMaximizedBounds());
|
|
}
|
|
|
|
if (pResized || isNewDevice || invalid) {
|
|
replaceSurfaceData();
|
|
updateMinimumSize();
|
|
}
|
|
|
|
// Third, COMPONENT_MOVED/COMPONENT_RESIZED/PAINT events
|
|
if (tMoved || pMoved || invalid) {
|
|
handleMove(x, y, true);
|
|
}
|
|
if (tResized || pResized || invalid || isNewDevice) {
|
|
handleResize(w, h, true);
|
|
repaintPeer();
|
|
}
|
|
|
|
}
|
|
|
|
private void clearBackground(final int w, final int h) {
|
|
final Graphics g = getOnscreenGraphics(getForeground(), getBackground(),
|
|
getFont());
|
|
if (g != null) {
|
|
try {
|
|
if (g instanceof Graphics2D) {
|
|
((Graphics2D) g).setComposite(AlphaComposite.Src);
|
|
}
|
|
if (isTranslucent()) {
|
|
g.setColor(nonOpaqueBackground);
|
|
g.fillRect(0, 0, w, h);
|
|
}
|
|
if (!isTextured()) {
|
|
if (g instanceof SunGraphics2D) {
|
|
((SunGraphics2D) g).constrain(0, 0, w, h, getRegion());
|
|
}
|
|
g.setColor(getBackground());
|
|
g.fillRect(0, 0, w, h);
|
|
}
|
|
} finally {
|
|
g.dispose();
|
|
}
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void notifyUpdateCursor() {
|
|
getLWToolkit().getCursorManager().updateCursorLater(this);
|
|
}
|
|
|
|
@Override
|
|
public void notifyActivation(boolean activation, LWWindowPeer opposite) {
|
|
Window oppositeWindow = (opposite == null)? null : opposite.getTarget();
|
|
changeFocusedWindow(activation, oppositeWindow);
|
|
}
|
|
|
|
// MouseDown in non-client area
|
|
@Override
|
|
public void notifyNCMouseDown() {
|
|
// Ungrab except for a click on a Dialog with the grabbing owner
|
|
if (grabbingWindow != null &&
|
|
!grabbingWindow.isOneOfOwnersOf(this))
|
|
{
|
|
grabbingWindow.ungrab();
|
|
}
|
|
}
|
|
|
|
// ---- EVENTS ---- //
|
|
|
|
/*
|
|
* Called by the delegate to dispatch the event to Java. Event
|
|
* coordinates are relative to non-client window are, i.e. the top-left
|
|
* point of the client area is (insets.top, insets.left).
|
|
*/
|
|
@Override
|
|
public void notifyMouseEvent(int id, long when, int button,
|
|
int x, int y, int absX, int absY,
|
|
int modifiers, int clickCount, boolean popupTrigger,
|
|
byte[] bdata)
|
|
{
|
|
// TODO: fill "bdata" member of AWTEvent
|
|
Rectangle r = getBounds();
|
|
// findPeerAt() expects parent coordinates
|
|
LWComponentPeer<?, ?> targetPeer = findPeerAt(r.x + x, r.y + y);
|
|
|
|
if (id == MouseEvent.MOUSE_EXITED) {
|
|
isMouseOver = false;
|
|
if (lastMouseEventPeer != null) {
|
|
if (lastMouseEventPeer.isEnabled()) {
|
|
Point lp = lastMouseEventPeer.windowToLocal(x, y,
|
|
this);
|
|
Component target = lastMouseEventPeer.getTarget();
|
|
postMouseExitedEvent(target, when, modifiers, lp,
|
|
absX, absY, clickCount, popupTrigger, button);
|
|
}
|
|
|
|
// Sometimes we may get MOUSE_EXITED after lastCommonMouseEventPeer is switched
|
|
// to a peer from another window. So we must first check if this peer is
|
|
// the same as lastWindowPeer
|
|
if (lastCommonMouseEventPeer != null && lastCommonMouseEventPeer.getWindowPeerOrSelf() == this) {
|
|
lastCommonMouseEventPeer = null;
|
|
}
|
|
lastMouseEventPeer = null;
|
|
}
|
|
} else if(id == MouseEvent.MOUSE_ENTERED) {
|
|
isMouseOver = true;
|
|
if (targetPeer != null) {
|
|
if (targetPeer.isEnabled()) {
|
|
Point lp = targetPeer.windowToLocal(x, y, this);
|
|
Component target = targetPeer.getTarget();
|
|
postMouseEnteredEvent(target, when, modifiers, lp,
|
|
absX, absY, clickCount, popupTrigger, button);
|
|
}
|
|
lastCommonMouseEventPeer = targetPeer;
|
|
lastMouseEventPeer = targetPeer;
|
|
}
|
|
} else {
|
|
PlatformWindow topmostPlatformWindow = LWToolkit.getLWToolkit().getPlatformWindowUnderMouse();
|
|
|
|
LWWindowPeer topmostWindowPeer =
|
|
topmostPlatformWindow != null ? topmostPlatformWindow.getPeer() : null;
|
|
|
|
// topmostWindowPeer == null condition is added for the backward
|
|
// compatibility with applets. It can be removed when the
|
|
// getTopmostPlatformWindowUnderMouse() method will be properly
|
|
// implemented in CPlatformEmbeddedFrame class
|
|
if (topmostWindowPeer == this || topmostWindowPeer == null) {
|
|
generateMouseEnterExitEventsForComponents(when, button, x, y,
|
|
absX, absY, modifiers, clickCount, popupTrigger,
|
|
targetPeer);
|
|
} else {
|
|
LWComponentPeer<?, ?> topmostTargetPeer = topmostWindowPeer.findPeerAt(r.x + x, r.y + y);
|
|
topmostWindowPeer.generateMouseEnterExitEventsForComponents(when, button, x, y,
|
|
absX, absY, modifiers, clickCount, popupTrigger,
|
|
topmostTargetPeer);
|
|
}
|
|
|
|
// TODO: fill "bdata" member of AWTEvent
|
|
|
|
int eventButtonMask = (button > 0)? MouseEvent.getMaskForButton(button) : 0;
|
|
int otherButtonsPressed = modifiers & ~eventButtonMask;
|
|
|
|
// For pressed/dragged/released events OS X treats other
|
|
// mouse buttons as if they were BUTTON2, so we do the same
|
|
int targetIdx = (button > 3) ? MouseEvent.BUTTON2 - 1 : button - 1;
|
|
|
|
// MOUSE_ENTERED/EXITED are generated for the components strictly under
|
|
// mouse even when dragging. That's why we first update lastMouseEventPeer
|
|
// based on initial targetPeer value and only then recalculate targetPeer
|
|
// for MOUSE_DRAGGED/RELEASED events
|
|
if (id == MouseEvent.MOUSE_PRESSED) {
|
|
|
|
// Ungrab only if this window is not an owned window of the grabbing one.
|
|
if (!isGrabbing() && grabbingWindow != null &&
|
|
!grabbingWindow.isOneOfOwnersOf(this))
|
|
{
|
|
grabbingWindow.ungrab();
|
|
}
|
|
if (otherButtonsPressed == 0) {
|
|
mouseClickButtons = eventButtonMask;
|
|
} else {
|
|
mouseClickButtons |= eventButtonMask;
|
|
}
|
|
|
|
// The window should be focused on mouse click. If it gets activated by the native platform,
|
|
// this request will be no op. It will take effect when:
|
|
// 1. A simple not focused window is clicked.
|
|
// 2. An active but not focused owner frame/dialog is clicked.
|
|
// The mouse event then will trigger a focus request "in window" to the component, so the window
|
|
// should gain focus before.
|
|
requestWindowFocus(FocusEvent.Cause.MOUSE_EVENT);
|
|
|
|
mouseDownTarget[targetIdx] = targetPeer;
|
|
} else if (id == MouseEvent.MOUSE_DRAGGED) {
|
|
// Cocoa dragged event has the information about which mouse
|
|
// button is being dragged. Use it to determine the peer that
|
|
// should receive the dragged event.
|
|
targetPeer = mouseDownTarget[targetIdx];
|
|
mouseClickButtons &= ~modifiers;
|
|
} else if (id == MouseEvent.MOUSE_RELEASED) {
|
|
// TODO: currently, mouse released event goes to the same component
|
|
// that received corresponding mouse pressed event. For most cases,
|
|
// it's OK, however, we need to make sure that our behavior is consistent
|
|
// with 1.6 for cases where component in question have been
|
|
// hidden/removed in between of mouse pressed/released events.
|
|
targetPeer = mouseDownTarget[targetIdx];
|
|
|
|
if ((modifiers & eventButtonMask) == 0) {
|
|
mouseDownTarget[targetIdx] = null;
|
|
}
|
|
|
|
// mouseClickButtons is updated below, after MOUSE_CLICK is sent
|
|
}
|
|
|
|
if (targetPeer == null) {
|
|
//TODO This can happen if this window is invisible. this is correct behavior in this case?
|
|
targetPeer = this;
|
|
}
|
|
|
|
|
|
Point lp = targetPeer.windowToLocal(x, y, this);
|
|
if (targetPeer.isEnabled()) {
|
|
MouseEvent event = new MouseEvent(targetPeer.getTarget(), id,
|
|
when, modifiers, lp.x, lp.y,
|
|
absX, absY, clickCount,
|
|
popupTrigger, button);
|
|
postEvent(event);
|
|
}
|
|
|
|
if (id == MouseEvent.MOUSE_RELEASED) {
|
|
if ((mouseClickButtons & eventButtonMask) != 0
|
|
&& targetPeer.isEnabled()) {
|
|
postEvent(new MouseEvent(targetPeer.getTarget(),
|
|
MouseEvent.MOUSE_CLICKED,
|
|
when, modifiers,
|
|
lp.x, lp.y, absX, absY,
|
|
clickCount, popupTrigger, button));
|
|
}
|
|
mouseClickButtons &= ~eventButtonMask;
|
|
}
|
|
}
|
|
notifyUpdateCursor();
|
|
}
|
|
|
|
private void generateMouseEnterExitEventsForComponents(long when,
|
|
int button, int x, int y, int screenX, int screenY,
|
|
int modifiers, int clickCount, boolean popupTrigger,
|
|
final LWComponentPeer<?, ?> targetPeer) {
|
|
|
|
if (!isMouseOver || targetPeer == lastMouseEventPeer) {
|
|
return;
|
|
}
|
|
|
|
// Generate Mouse Exit for components
|
|
if (lastMouseEventPeer != null && lastMouseEventPeer.isEnabled()) {
|
|
Point oldp = lastMouseEventPeer.windowToLocal(x, y, this);
|
|
Component target = lastMouseEventPeer.getTarget();
|
|
postMouseExitedEvent(target, when, modifiers, oldp, screenX, screenY,
|
|
clickCount, popupTrigger, button);
|
|
}
|
|
lastCommonMouseEventPeer = targetPeer;
|
|
lastMouseEventPeer = targetPeer;
|
|
|
|
// Generate Mouse Enter for components
|
|
if (targetPeer != null && targetPeer.isEnabled()) {
|
|
Point newp = targetPeer.windowToLocal(x, y, this);
|
|
Component target = targetPeer.getTarget();
|
|
postMouseEnteredEvent(target, when, modifiers, newp, screenX, screenY, clickCount, popupTrigger, button);
|
|
}
|
|
}
|
|
|
|
private void postMouseEnteredEvent(Component target, long when, int modifiers,
|
|
Point loc, int xAbs, int yAbs,
|
|
int clickCount, boolean popupTrigger, int button) {
|
|
|
|
postEvent(new MouseEvent(target,
|
|
MouseEvent.MOUSE_ENTERED,
|
|
when, modifiers,
|
|
loc.x, loc.y, xAbs, yAbs,
|
|
clickCount, popupTrigger, button));
|
|
}
|
|
|
|
private void postMouseExitedEvent(Component target, long when, int modifiers,
|
|
Point loc, int xAbs, int yAbs,
|
|
int clickCount, boolean popupTrigger, int button) {
|
|
|
|
postEvent(new MouseEvent(target,
|
|
MouseEvent.MOUSE_EXITED,
|
|
when, modifiers,
|
|
loc.x, loc.y, xAbs, yAbs,
|
|
clickCount, popupTrigger, button));
|
|
}
|
|
|
|
@Override
|
|
public void notifyMouseWheelEvent(long when, int x, int y, int absX,
|
|
int absY, int modifiers, int scrollType,
|
|
int scrollAmount, int wheelRotation,
|
|
double preciseWheelRotation, byte[] bdata)
|
|
{
|
|
// TODO: could we just use the last mouse event target here?
|
|
Rectangle r = getBounds();
|
|
// findPeerAt() expects parent coordinates
|
|
final LWComponentPeer<?, ?> targetPeer = findPeerAt(r.x + x, r.y + y);
|
|
if (targetPeer == null || !targetPeer.isEnabled()) {
|
|
return;
|
|
}
|
|
|
|
Point lp = targetPeer.windowToLocal(x, y, this);
|
|
// TODO: fill "bdata" member of AWTEvent
|
|
postEvent(new MouseWheelEvent(targetPeer.getTarget(),
|
|
MouseEvent.MOUSE_WHEEL,
|
|
when, modifiers,
|
|
lp.x, lp.y,
|
|
absX, absY, /* absX, absY */
|
|
0 /* clickCount */, false /* popupTrigger */,
|
|
scrollType, scrollAmount,
|
|
wheelRotation, preciseWheelRotation));
|
|
}
|
|
|
|
/*
|
|
* Called by the delegate when a key is pressed.
|
|
*/
|
|
@Override
|
|
public void notifyKeyEvent(int id, long when, int modifiers,
|
|
int keyCode, char keyChar, int keyLocation, int extendedKeyCode)
|
|
{
|
|
LWKeyboardFocusManagerPeer kfmPeer = LWKeyboardFocusManagerPeer.getInstance();
|
|
Component focusOwner = kfmPeer.getCurrentFocusOwner();
|
|
|
|
if (focusOwner == null) {
|
|
focusOwner = kfmPeer.getCurrentFocusedWindow();
|
|
if (focusOwner == null) {
|
|
focusOwner = this.getTarget();
|
|
}
|
|
}
|
|
|
|
KeyEvent keyEvent = new KeyEvent(focusOwner, id, when, modifiers,
|
|
keyCode, keyChar, keyLocation);
|
|
if (extendedKeyCode >= 0) {
|
|
AWTAccessor.getKeyEventAccessor().setExtendedKeyCode(keyEvent, extendedKeyCode);
|
|
} else {
|
|
AWTAccessor.getKeyEventAccessor().setExtendedKeyCode(keyEvent,
|
|
(keyChar == KeyEvent.CHAR_UNDEFINED) ? keyCode
|
|
: ExtendedKeyCodes.getExtendedKeyCodeForChar(keyChar));
|
|
}
|
|
postEvent(keyEvent);
|
|
}
|
|
|
|
// ---- UTILITY METHODS ---- //
|
|
|
|
private void activateDisplayListener() {
|
|
final GraphicsEnvironment ge =
|
|
GraphicsEnvironment.getLocalGraphicsEnvironment();
|
|
((SunGraphicsEnvironment) ge).addDisplayChangedListener(this);
|
|
}
|
|
|
|
private void deactivateDisplayListener() {
|
|
final GraphicsEnvironment ge =
|
|
GraphicsEnvironment.getLocalGraphicsEnvironment();
|
|
((SunGraphicsEnvironment) ge).removeDisplayChangedListener(this);
|
|
}
|
|
|
|
private void postWindowStateChangedEvent(int newWindowState) {
|
|
if (getTarget() instanceof Frame) {
|
|
AWTAccessor.getFrameAccessor().setExtendedState(
|
|
(Frame)getTarget(), newWindowState);
|
|
}
|
|
|
|
WindowEvent stateChangedEvent = new WindowEvent(getTarget(),
|
|
WindowEvent.WINDOW_STATE_CHANGED,
|
|
windowState, newWindowState);
|
|
postEvent(stateChangedEvent);
|
|
windowState = newWindowState;
|
|
|
|
}
|
|
|
|
private static int getGraphicsConfigScreen(GraphicsConfiguration gc) {
|
|
// TODO: this method can be implemented in a more
|
|
// efficient way by forwarding to the delegate
|
|
GraphicsDevice gd = gc.getDevice();
|
|
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
|
|
GraphicsDevice[] gds = ge.getScreenDevices();
|
|
for (int i = 0; i < gds.length; i++) {
|
|
if (gds[i] == gd) {
|
|
return i;
|
|
}
|
|
}
|
|
// Should never happen if gc is a screen device config
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* This method is called when window's graphics config is changed from
|
|
* the app code (e.g. when the window is made non-opaque) or when
|
|
* the window is moved to another screen by user.
|
|
*
|
|
* Returns true if the graphics config has been changed, false otherwise.
|
|
*/
|
|
private boolean setGraphicsConfig(GraphicsConfiguration gc) {
|
|
synchronized (getStateLock()) {
|
|
if (graphicsConfig == gc) {
|
|
return false;
|
|
}
|
|
// If window's graphics config is changed from the app code, the
|
|
// config correspond to the same device as before; when the window
|
|
// is moved by user, graphicsDevice is updated in notifyReshape().
|
|
// In either case, there's nothing to do with screenOn here
|
|
graphicsConfig = gc;
|
|
}
|
|
// SurfaceData is replaced later in updateGraphicsData()
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Returns true if the GraphicsDevice has been changed, false otherwise.
|
|
*/
|
|
public boolean updateGraphicsDevice() {
|
|
GraphicsDevice newGraphicsDevice = platformWindow.getGraphicsDevice();
|
|
synchronized (getStateLock()) {
|
|
if (graphicsDevice == newGraphicsDevice) {
|
|
return false;
|
|
}
|
|
graphicsDevice = newGraphicsDevice;
|
|
}
|
|
|
|
final GraphicsConfiguration newGC = newGraphicsDevice.getDefaultConfiguration();
|
|
|
|
if (!setGraphicsConfig(newGC)) return false;
|
|
|
|
SunToolkit.executeOnEventHandlerThread(getTarget(), new Runnable() {
|
|
public void run() {
|
|
AWTAccessor.getComponentAccessor().setGraphicsConfiguration(getTarget(), newGC);
|
|
}
|
|
});
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public final void displayChanged() {
|
|
if (updateGraphicsDevice()) {
|
|
updateMinimumSize();
|
|
if (!isMaximizedBoundsSet()) {
|
|
setPlatformMaximizedBounds(getDefaultMaximizedBounds());
|
|
}
|
|
}
|
|
// Replace surface unconditionally, because internal state of the
|
|
// GraphicsDevice could be changed.
|
|
replaceSurfaceData();
|
|
repaintPeer();
|
|
}
|
|
|
|
@Override
|
|
public final void paletteChanged() {
|
|
// components do not need to react to this event.
|
|
}
|
|
|
|
/*
|
|
* May be called by delegate to provide SD to Java2D code.
|
|
*/
|
|
public SurfaceData getSurfaceData() {
|
|
synchronized (surfaceDataLock) {
|
|
return surfaceData;
|
|
}
|
|
}
|
|
|
|
private void replaceSurfaceData() {
|
|
replaceSurfaceData(true);
|
|
}
|
|
|
|
private void replaceSurfaceData(final boolean blit) {
|
|
synchronized (surfaceDataLock) {
|
|
final SurfaceData oldData = getSurfaceData();
|
|
surfaceData = platformWindow.replaceSurfaceData();
|
|
final Rectangle size = getSize();
|
|
if (getSurfaceData() != null && oldData != getSurfaceData()) {
|
|
clearBackground(size.width, size.height);
|
|
}
|
|
|
|
if (blit) {
|
|
blitSurfaceData(oldData, getSurfaceData());
|
|
}
|
|
|
|
if (oldData != null && oldData != getSurfaceData()) {
|
|
// TODO: drop oldData for D3D/WGL pipelines
|
|
// This can only happen when this peer is being created
|
|
oldData.flush();
|
|
}
|
|
}
|
|
flushOnscreenGraphics();
|
|
}
|
|
|
|
private void blitSurfaceData(final SurfaceData src, final SurfaceData dst) {
|
|
//TODO blit. proof-of-concept
|
|
if (src != dst && src != null && dst != null
|
|
&& !(dst instanceof NullSurfaceData)
|
|
&& !(src instanceof NullSurfaceData)
|
|
&& src.getSurfaceType().equals(dst.getSurfaceType())
|
|
&& src.getDefaultScaleX() == dst.getDefaultScaleX()
|
|
&& src.getDefaultScaleY() == dst.getDefaultScaleY())
|
|
{
|
|
final Rectangle size = src.getBounds();
|
|
final Blit blit = Blit.locate(src.getSurfaceType(),
|
|
CompositeType.Src,
|
|
dst.getSurfaceType());
|
|
if (blit != null) {
|
|
blit.Blit(src, dst, AlphaComposite.Src, null, 0, 0, 0, 0,
|
|
size.width, size.height);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Request the window insets from the delegate and compares it with the
|
|
* current one. This method is mostly called by the delegate, e.g. when the
|
|
* window state is changed and insets should be recalculated.
|
|
* <p/>
|
|
* This method may be called on the toolkit thread.
|
|
*/
|
|
public final boolean updateInsets(final Insets newInsets) {
|
|
synchronized (getStateLock()) {
|
|
if (insets.equals(newInsets)) {
|
|
return false;
|
|
}
|
|
insets = newInsets;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
public static LWWindowPeer getWindowUnderCursor() {
|
|
return lastCommonMouseEventPeer != null ? lastCommonMouseEventPeer.getWindowPeerOrSelf() : null;
|
|
}
|
|
|
|
public static LWComponentPeer<?, ?> getPeerUnderCursor() {
|
|
return lastCommonMouseEventPeer;
|
|
}
|
|
|
|
/*
|
|
* Requests platform to set native focus on a frame/dialog.
|
|
* In case of a simple window, triggers appropriate java focus change.
|
|
*/
|
|
public boolean requestWindowFocus(FocusEvent.Cause cause) {
|
|
if (focusLog.isLoggable(PlatformLogger.Level.FINE)) {
|
|
focusLog.fine("requesting native focus to " + this);
|
|
}
|
|
|
|
if (!focusAllowedFor()) {
|
|
focusLog.fine("focus is not allowed");
|
|
return false;
|
|
}
|
|
|
|
if (platformWindow.rejectFocusRequest(cause)) {
|
|
return false;
|
|
}
|
|
|
|
AppContext targetAppContext = AWTAccessor.getComponentAccessor().getAppContext(getTarget());
|
|
KeyboardFocusManager kfm = AWTAccessor.getKeyboardFocusManagerAccessor()
|
|
.getCurrentKeyboardFocusManager(targetAppContext);
|
|
Window currentActive = kfm.getActiveWindow();
|
|
|
|
|
|
Window opposite = LWKeyboardFocusManagerPeer.getInstance().
|
|
getCurrentFocusedWindow();
|
|
|
|
// Make the owner active window.
|
|
if (isSimpleWindow()) {
|
|
LWWindowPeer owner = getOwnerFrameDialog(this);
|
|
|
|
// If owner is not natively active, request native
|
|
// activation on it w/o sending events up to java.
|
|
if (owner != null && !owner.platformWindow.isActive()) {
|
|
if (focusLog.isLoggable(PlatformLogger.Level.FINE)) {
|
|
focusLog.fine("requesting native focus to the owner " + owner);
|
|
}
|
|
LWWindowPeer currentActivePeer = currentActive == null ? null :
|
|
(LWWindowPeer) AWTAccessor.getComponentAccessor().getPeer(
|
|
currentActive);
|
|
|
|
// Ensure the opposite is natively active and suppress sending events.
|
|
if (currentActivePeer != null && currentActivePeer.platformWindow.isActive()) {
|
|
if (focusLog.isLoggable(PlatformLogger.Level.FINE)) {
|
|
focusLog.fine("the opposite is " + currentActivePeer);
|
|
}
|
|
currentActivePeer.skipNextFocusChange = true;
|
|
}
|
|
owner.skipNextFocusChange = true;
|
|
|
|
owner.platformWindow.requestWindowFocus();
|
|
}
|
|
|
|
// DKFM will synthesize all the focus/activation events correctly.
|
|
changeFocusedWindow(true, opposite);
|
|
return true;
|
|
|
|
// In case the toplevel is active but not focused, change focus directly,
|
|
// as requesting native focus on it will not have effect.
|
|
} else if (getTarget() == currentActive && !getTarget().hasFocus()) {
|
|
|
|
changeFocusedWindow(true, opposite);
|
|
return true;
|
|
}
|
|
|
|
return platformWindow.requestWindowFocus();
|
|
}
|
|
|
|
protected boolean focusAllowedFor() {
|
|
Window window = getTarget();
|
|
// TODO: check if modal blocked
|
|
return window.isVisible() && window.isEnabled() && isFocusableWindow();
|
|
}
|
|
|
|
private boolean isFocusableWindow() {
|
|
boolean focusable = targetFocusable;
|
|
if (isSimpleWindow()) {
|
|
LWWindowPeer ownerPeer = getOwnerFrameDialog(this);
|
|
if (ownerPeer == null) {
|
|
return false;
|
|
}
|
|
return focusable && ownerPeer.targetFocusable;
|
|
}
|
|
return focusable;
|
|
}
|
|
|
|
public boolean isSimpleWindow() {
|
|
Window window = getTarget();
|
|
return !(window instanceof Dialog || window instanceof Frame);
|
|
}
|
|
|
|
@Override
|
|
public void emulateActivation(boolean activate) {
|
|
changeFocusedWindow(activate, null);
|
|
}
|
|
|
|
private boolean isOneOfOwnersOf(LWWindowPeer peer) {
|
|
Window owner = (peer != null ? peer.getTarget().getOwner() : null);
|
|
while (owner != null) {
|
|
final ComponentAccessor acc = AWTAccessor.getComponentAccessor();
|
|
if (acc.getPeer(owner) == this) {
|
|
return true;
|
|
}
|
|
owner = owner.getOwner();
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/*
|
|
* Changes focused window on java level.
|
|
*/
|
|
protected void changeFocusedWindow(boolean becomesFocused, Window opposite) {
|
|
if (focusLog.isLoggable(PlatformLogger.Level.FINE)) {
|
|
focusLog.fine((becomesFocused?"gaining":"losing") + " focus window: " + this);
|
|
}
|
|
if (skipNextFocusChange) {
|
|
focusLog.fine("skipping focus change");
|
|
skipNextFocusChange = false;
|
|
return;
|
|
}
|
|
if (!isFocusableWindow() && becomesFocused) {
|
|
focusLog.fine("the window is not focusable");
|
|
return;
|
|
}
|
|
if (becomesFocused) {
|
|
synchronized (getPeerTreeLock()) {
|
|
if (blocker != null) {
|
|
if (focusLog.isLoggable(PlatformLogger.Level.FINEST)) {
|
|
focusLog.finest("the window is blocked by " + blocker);
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Note, the method is not called:
|
|
// - when the opposite (gaining focus) window is an owned/owner window.
|
|
// - for a simple window in any case.
|
|
if (!becomesFocused &&
|
|
(isGrabbing() || this.isOneOfOwnersOf(grabbingWindow)))
|
|
{
|
|
if (focusLog.isLoggable(PlatformLogger.Level.FINE)) {
|
|
focusLog.fine("ungrabbing on " + grabbingWindow);
|
|
}
|
|
// ungrab a simple window if its owner looses activation.
|
|
grabbingWindow.ungrab();
|
|
}
|
|
|
|
KeyboardFocusManagerPeer kfmPeer = LWKeyboardFocusManagerPeer.getInstance();
|
|
|
|
if (!becomesFocused && kfmPeer.getCurrentFocusedWindow() != getTarget()) {
|
|
// late window focus lost event - ignoring
|
|
return;
|
|
}
|
|
|
|
kfmPeer.setCurrentFocusedWindow(becomesFocused ? getTarget() : null);
|
|
|
|
int eventID = becomesFocused ? WindowEvent.WINDOW_GAINED_FOCUS : WindowEvent.WINDOW_LOST_FOCUS;
|
|
WindowEvent windowEvent = new TimedWindowEvent(getTarget(), eventID, opposite, System.currentTimeMillis());
|
|
|
|
// TODO: wrap in SequencedEvent
|
|
postEvent(windowEvent);
|
|
}
|
|
|
|
/*
|
|
* Retrieves the owner of the peer.
|
|
* Note: this method returns the owner which can be activated, (i.e. the instance
|
|
* of Frame or Dialog may be returned).
|
|
*/
|
|
static LWWindowPeer getOwnerFrameDialog(LWWindowPeer peer) {
|
|
Window owner = (peer != null ? peer.getTarget().getOwner() : null);
|
|
while (owner != null && !(owner instanceof Frame || owner instanceof Dialog)) {
|
|
owner = owner.getOwner();
|
|
}
|
|
return owner == null ? null : AWTAccessor.getComponentAccessor()
|
|
.getPeer(owner);
|
|
}
|
|
|
|
/**
|
|
* Returns the foremost modal blocker of this window, or null.
|
|
*/
|
|
public LWWindowPeer getBlocker() {
|
|
synchronized (getPeerTreeLock()) {
|
|
LWWindowPeer blocker = this.blocker;
|
|
if (blocker == null) {
|
|
return null;
|
|
}
|
|
while (blocker.blocker != null) {
|
|
blocker = blocker.blocker;
|
|
}
|
|
return blocker;
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void enterFullScreenMode() {
|
|
platformWindow.enterFullScreenMode();
|
|
}
|
|
|
|
@Override
|
|
public void exitFullScreenMode() {
|
|
platformWindow.exitFullScreenMode();
|
|
}
|
|
|
|
public long getLayerPtr() {
|
|
return getPlatformWindow().getLayerPtr();
|
|
}
|
|
|
|
void grab() {
|
|
if (grabbingWindow != null && !isGrabbing()) {
|
|
grabbingWindow.ungrab();
|
|
}
|
|
grabbingWindow = this;
|
|
}
|
|
|
|
final void ungrab(boolean doPost) {
|
|
if (isGrabbing()) {
|
|
grabbingWindow = null;
|
|
if (doPost) {
|
|
postEvent(new UngrabEvent(getTarget()));
|
|
}
|
|
}
|
|
}
|
|
|
|
void ungrab() {
|
|
ungrab(true);
|
|
}
|
|
|
|
private boolean isGrabbing() {
|
|
return this == grabbingWindow;
|
|
}
|
|
|
|
public PeerType getPeerType() {
|
|
return peerType;
|
|
}
|
|
|
|
@Override
|
|
public String toString() {
|
|
return super.toString() + " [target is " + getTarget() + "]";
|
|
}
|
|
}
|