/*
 * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * questions.
 */

package sun.awt.X11;

import java.awt.*;
import java.awt.event.*;
import java.awt.peer.ComponentPeer;
import java.awt.image.ColorModel;

import java.lang.ref.WeakReference;

import java.lang.reflect.Method;

import sun.util.logging.PlatformLogger;

import sun.awt.*;

import sun.awt.image.PixelConverter;

import sun.java2d.SunGraphics2D;
import sun.java2d.SurfaceData;

class XWindow extends XBaseWindow implements X11ComponentPeer {
    private static PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11.XWindow");
    private static PlatformLogger insLog = PlatformLogger.getLogger("sun.awt.X11.insets.XWindow");
    private static PlatformLogger eventLog = PlatformLogger.getLogger("sun.awt.X11.event.XWindow");
    private static final PlatformLogger focusLog = PlatformLogger.getLogger("sun.awt.X11.focus.XWindow");
    private static PlatformLogger keyEventLog = PlatformLogger.getLogger("sun.awt.X11.kye.XWindow");
  /* If a motion comes in while a multi-click is pending,
   * allow a smudge factor so that moving the mouse by a small
   * amount does not wipe out the multi-click state variables.
   */
    private final static int AWT_MULTICLICK_SMUDGE = 4;
    // ButtonXXX events stuff
    static int lastX = 0, lastY = 0;
    static long lastTime = 0;
    static long lastButton = 0;
    static WeakReference lastWindowRef = null;
    static int clickCount = 0;

    // used to check if we need to re-create surfaceData.
    int oldWidth = -1;
    int oldHeight = -1;

    protected PropMwmHints mwm_hints;
    protected static XAtom wm_protocols;
    protected static XAtom wm_delete_window;
    protected static XAtom wm_take_focus;

    private boolean stateChanged; // Indicates whether the value on savedState is valid
    private int savedState; // Holds last known state of the top-level window

    XWindowAttributesData winAttr;

    protected X11GraphicsConfig graphicsConfig;
    protected AwtGraphicsConfigData graphicsConfigData;

    private boolean reparented;

    XWindow parent;

    Component target;

    private static int JAWT_LOCK_ERROR=0x00000001;
    private static int JAWT_LOCK_CLIP_CHANGED=0x00000002;
    private static int JAWT_LOCK_BOUNDS_CHANGED=0x00000004;
    private static int JAWT_LOCK_SURFACE_CHANGED=0x00000008;
    private int drawState = JAWT_LOCK_CLIP_CHANGED |
    JAWT_LOCK_BOUNDS_CHANGED |
    JAWT_LOCK_SURFACE_CHANGED;

    public static final String TARGET = "target",
        REPARENTED = "reparented"; // whether it is reparented by default

    SurfaceData surfaceData;

    XRepaintArea paintArea;

    // fallback default font object
    private static Font defaultFont;

    static synchronized Font getDefaultFont() {
        if (null == defaultFont) {
            defaultFont = new Font(Font.DIALOG, Font.PLAIN, 12);
        }
        return defaultFont;
    }

    /* A bitmask keeps the button's numbers as Button1Mask, Button2Mask, Button3Mask
     * which are allowed to
     * generate the CLICK event after the RELEASE has happened.
     * There are conditions that must be true for that sending CLICK event:
     * 1) button was initially PRESSED
     * 2) no movement or drag has happened until RELEASE
    */
    private int mouseButtonClickAllowed = 0;

    native int getNativeColor(Color clr, GraphicsConfiguration gc);
    native void getWMInsets(long window, long left, long top, long right, long bottom, long border);
    native long getTopWindow(long window, long rootWin);
    native void getWindowBounds(long window, long x, long y, long width, long height);
    private native static void initIDs();

    static {
        initIDs();
    }

    XWindow(XCreateWindowParams params) {
        super(params);
    }

    XWindow() {
    }

    XWindow(long parentWindow, Rectangle bounds) {
        super(new XCreateWindowParams(new Object[] {
            BOUNDS, bounds,
            PARENT_WINDOW, Long.valueOf(parentWindow)}));
    }

    XWindow(Component target, long parentWindow, Rectangle bounds) {
        super(new XCreateWindowParams(new Object[] {
            BOUNDS, bounds,
            PARENT_WINDOW, Long.valueOf(parentWindow),
            TARGET, target}));
    }

    XWindow(Component target, long parentWindow) {
        this(target, parentWindow, new Rectangle(target.getBounds()));
    }

    XWindow(Component target) {
        this(target, (target.getParent() == null) ? 0 : getParentWindowID(target), new Rectangle(target.getBounds()));
    }

    XWindow(Object target) {
        this(null, 0, null);
    }

    /* This create is used by the XEmbeddedFramePeer since it has to create the window
       as a child of the netscape window. This netscape window is passed in as wid */
    XWindow(long parentWindow) {
        super(new XCreateWindowParams(new Object[] {
            PARENT_WINDOW, Long.valueOf(parentWindow),
            REPARENTED, Boolean.TRUE,
            EMBEDDED, Boolean.TRUE}));
    }

    protected void initGraphicsConfiguration() {
        graphicsConfig = (X11GraphicsConfig) target.getGraphicsConfiguration();
        graphicsConfigData = new AwtGraphicsConfigData(graphicsConfig.getAData());
    }

    void preInit(XCreateWindowParams params) {
        super.preInit(params);
        reparented = Boolean.TRUE.equals(params.get(REPARENTED));

        target = (Component)params.get(TARGET);

        initGraphicsConfiguration();

        AwtGraphicsConfigData gData = getGraphicsConfigurationData();
        X11GraphicsConfig config = (X11GraphicsConfig) getGraphicsConfiguration();
        XVisualInfo visInfo = gData.get_awt_visInfo();
        params.putIfNull(EVENT_MASK, XConstants.KeyPressMask | XConstants.KeyReleaseMask
            | XConstants.FocusChangeMask | XConstants.ButtonPressMask | XConstants.ButtonReleaseMask
            | XConstants.EnterWindowMask | XConstants.LeaveWindowMask | XConstants.PointerMotionMask
            | XConstants.ButtonMotionMask | XConstants.ExposureMask | XConstants.StructureNotifyMask);

        if (target != null) {
            params.putIfNull(BOUNDS, new Rectangle(target.getBounds()));
        } else {
            params.putIfNull(BOUNDS, new Rectangle(0, 0, MIN_SIZE, MIN_SIZE));
        }
        params.putIfNull(BORDER_PIXEL, Long.valueOf(0));
        getColorModel(); // fix 4948833: this call forces the color map to be initialized
        params.putIfNull(COLORMAP, gData.get_awt_cmap());
        params.putIfNull(DEPTH, gData.get_awt_depth());
        params.putIfNull(VISUAL_CLASS, Integer.valueOf((int)XConstants.InputOutput));
        params.putIfNull(VISUAL, visInfo.get_visual());
        params.putIfNull(VALUE_MASK, XConstants.CWBorderPixel | XConstants.CWEventMask | XConstants.CWColormap);
        Long parentWindow = (Long)params.get(PARENT_WINDOW);
        if (parentWindow == null || parentWindow.longValue() == 0) {
            XToolkit.awtLock();
            try {
                int screen = visInfo.get_screen();
                if (screen != -1) {
                    params.add(PARENT_WINDOW, XlibWrapper.RootWindow(XToolkit.getDisplay(), screen));
                } else {
                    params.add(PARENT_WINDOW, XToolkit.getDefaultRootWindow());
                }
            } finally {
                XToolkit.awtUnlock();
            }
        }

        paintArea = new XRepaintArea();
        if (target != null) {
            this.parent = getParentXWindowObject(target.getParent());
        }

        params.putIfNull(BACKING_STORE, XToolkit.getBackingStoreType());

        XToolkit.awtLock();
        try {
            if (wm_protocols == null) {
                wm_protocols = XAtom.get("WM_PROTOCOLS");
                wm_delete_window = XAtom.get("WM_DELETE_WINDOW");
                wm_take_focus = XAtom.get("WM_TAKE_FOCUS");
            }
        }
        finally {
            XToolkit.awtUnlock();
        }
        winAttr = new XWindowAttributesData();
        savedState = XUtilConstants.WithdrawnState;
    }

    void postInit(XCreateWindowParams params) {
        super.postInit(params);

        setWMClass(getWMClass());

        surfaceData = graphicsConfig.createSurfaceData(this);
        Color c;
        if (target != null && (c = target.getBackground()) != null) {
            // We need a version of setBackground that does not call repaint !!
            // and one that does not get overridden. The problem is that in postInit
            // we call setBackground and we don't have all the stuff initialized to
            // do a full paint for most peers. So we cannot call setBackground in postInit.
            // instead we need to call xSetBackground.
            xSetBackground(c);
        }
    }

    public GraphicsConfiguration getGraphicsConfiguration() {
        if (graphicsConfig == null) {
            initGraphicsConfiguration();
        }
        return graphicsConfig;
    }

    public AwtGraphicsConfigData getGraphicsConfigurationData() {
        if (graphicsConfigData == null) {
            initGraphicsConfiguration();
        }
        return graphicsConfigData;
    }

    protected String[] getWMClass() {
        return new String[] {XToolkit.getCorrectXIDString(getClass().getName()), XToolkit.getAWTAppClassName()};
    }

    void setReparented(boolean newValue) {
        reparented = newValue;
    }

    boolean isReparented() {
        return reparented;
    }

    static long getParentWindowID(Component target) {

        ComponentPeer peer = target.getParent().getPeer();
        Component temp = target.getParent();
        while (!(peer instanceof XWindow))
        {
            temp = temp.getParent();
            peer = temp.getPeer();
        }

        if (peer != null && peer instanceof XWindow)
            return ((XWindow)peer).getContentWindow();
        else return 0;
    }


    static XWindow getParentXWindowObject(Component target) {
        if (target == null) return null;
        Component temp = target.getParent();
        if (temp == null) return null;
        ComponentPeer peer = temp.getPeer();
        if (peer == null) return null;
        while ((peer != null) && !(peer instanceof XWindow))
        {
            temp = temp.getParent();
            peer = temp.getPeer();
        }
        if (peer != null && peer instanceof XWindow)
            return (XWindow) peer;
        else return null;
    }


    boolean isParentOf(XWindow win) {
        if (!(target instanceof Container) || win == null || win.getTarget() == null) {
            return false;
        }
        Container parent = AWTAccessor.getComponentAccessor().getParent(win.target);
        while (parent != null && parent != target) {
            parent = AWTAccessor.getComponentAccessor().getParent(parent);
        }
        return (parent == target);
    }

    public Object getTarget() {
        return target;
    }
    public Component getEventSource() {
        return target;
    }

    public ColorModel getColorModel(int transparency) {
        return graphicsConfig.getColorModel (transparency);
    }

    public ColorModel getColorModel() {
        if (graphicsConfig != null) {
            return graphicsConfig.getColorModel ();
        }
        else {
            return XToolkit.getStaticColorModel();
        }
    }

    Graphics getGraphics(SurfaceData surfData, Color afore, Color aback, Font afont) {
        if (surfData == null) return null;

        Component target = (Component) this.target;

        /* Fix for bug 4746122. Color and Font shouldn't be null */
        Color bgColor = aback;
        if (bgColor == null) {
            bgColor = SystemColor.window;
        }
        Color fgColor = afore;
        if (fgColor == null) {
            fgColor = SystemColor.windowText;
        }
        Font font = afont;
        if (font == null) {
            font = XWindow.getDefaultFont();
        }
        return new SunGraphics2D(surfData, fgColor, bgColor, font);
    }

    public Graphics getGraphics() {
        return getGraphics(surfaceData,
                           target.getForeground(),
                           target.getBackground(),
                           target.getFont());
    }

    public FontMetrics getFontMetrics(Font font) {
        return Toolkit.getDefaultToolkit().getFontMetrics(font);
    }

    public Rectangle getTargetBounds() {
        return target.getBounds();
    }

    
Returns true if the event has been handled and should not be posted to Java.
/** * Returns true if the event has been handled and should not be * posted to Java. */
boolean prePostEvent(AWTEvent e) { return false; } static Method m_sendMessage; static void sendEvent(final AWTEvent e) { // The uses of this method imply that the incoming event is system-generated SunToolkit.setSystemGenerated(e); PeerEvent pe = new PeerEvent(Toolkit.getDefaultToolkit(), new Runnable() { public void run() { AWTAccessor.getAWTEventAccessor().setPosted(e); ((Component)e.getSource()).dispatchEvent(e); } }, PeerEvent.ULTIMATE_PRIORITY_EVENT); if (focusLog.isLoggable(PlatformLogger.Level.FINER) && (e instanceof FocusEvent)) { focusLog.finer("Sending " + e); } XToolkit.postEvent(XToolkit.targetToAppContext(e.getSource()), pe); } /* * Post an event to the event queue. */ // NOTE: This method may be called by privileged threads. // DO NOT INVOKE CLIENT CODE ON THIS THREAD! void postEvent(AWTEvent event) { XToolkit.postEvent(XToolkit.targetToAppContext(event.getSource()), event); } static void postEventStatic(AWTEvent event) { XToolkit.postEvent(XToolkit.targetToAppContext(event.getSource()), event); } public void postEventToEventQueue(final AWTEvent event) { //fix for 6239938 : Choice drop-down does not disappear when it loses focus, on XToolkit if (!prePostEvent(event)) { //event hasn't been handled and must be posted to EventQueue postEvent(event); } } // overriden in XCanvasPeer protected boolean doEraseBackground() { return true; } // We need a version of setBackground that does not call repaint !! // and one that does not get overridden. The problem is that in postInit // we call setBackground and we don't have all the stuff initialized to // do a full paint for most peers. So we cannot call setBackground in postInit. final public void xSetBackground(Color c) { XToolkit.awtLock(); try { winBackground(c); // fix for 6558510: handle sun.awt.noerasebackground flag, // see doEraseBackground() and preInit() methods in XCanvasPeer if (!doEraseBackground()) { return; } int pixel = surfaceData.pixelFor(c.getRGB()); XlibWrapper.XSetWindowBackground(XToolkit.getDisplay(), getContentWindow(), pixel); XlibWrapper.XClearWindow(XToolkit.getDisplay(), getContentWindow()); } finally { XToolkit.awtUnlock(); } } public void setBackground(Color c) { xSetBackground(c); } Color backgroundColor; void winBackground(Color c) { backgroundColor = c; } public Color getWinBackground() { Color c = null; if (backgroundColor != null) { c = backgroundColor; } else if (parent != null) { c = parent.getWinBackground(); } if (c instanceof SystemColor) { c = new Color(c.getRGB()); } return c; } public boolean isEmbedded() { return embedded; } public final void repaint(int x, int y, int width, int height) { if (!isVisible() || getWidth() == 0 || getHeight() == 0) { return; } Graphics g = getGraphics(); if (g != null) { try { g.setClip(x, y, width, height); if (SunToolkit.isDispatchThreadForAppContext(getTarget())) { paint(g); // The native and target will be painted in place. } else { paintPeer(g); postPaintEvent(target, x, y, width, height); } } finally { g.dispose(); } } } void repaint() { repaint(0, 0, getWidth(), getHeight()); } public void paint(final Graphics g) { // paint peer paintPeer(g); } void paintPeer(final Graphics g) { } //used by Peers to avoid flickering withing paint() protected void flush(){ XToolkit.awtLock(); try { XlibWrapper.XFlush(XToolkit.getDisplay()); } finally { XToolkit.awtUnlock(); } } public void popup(int x, int y, int width, int height) { // TBD: grab the pointer xSetBounds(x, y, width, height); } public void handleExposeEvent(XEvent xev) { super.handleExposeEvent(xev); XExposeEvent xe = xev.get_xexpose(); if (isEventDisabled(xev)) { return; } int x = xe.get_x(); int y = xe.get_y(); int w = xe.get_width(); int h = xe.get_height(); Component target = (Component)getEventSource(); AWTAccessor.ComponentAccessor compAccessor = AWTAccessor.getComponentAccessor(); if (!compAccessor.getIgnoreRepaint(target) && compAccessor.getWidth(target) != 0 && compAccessor.getHeight(target) != 0) { postPaintEvent(target, x, y, w, h); } } public void postPaintEvent(Component target, int x, int y, int w, int h) { PaintEvent event = PaintEventDispatcher.getPaintEventDispatcher(). createPaintEvent(target, x, y, w, h); if (event != null) { postEventToEventQueue(event); } } static int getModifiers(int state, int button, int keyCode) { int modifiers = 0; if (((state & XConstants.ShiftMask) != 0) ^ (keyCode == KeyEvent.VK_SHIFT)) { modifiers |= InputEvent.SHIFT_DOWN_MASK; } if (((state & XConstants.ControlMask) != 0) ^ (keyCode == KeyEvent.VK_CONTROL)) { modifiers |= InputEvent.CTRL_DOWN_MASK; } if (((state & XToolkit.metaMask) != 0) ^ (keyCode == KeyEvent.VK_META)) { modifiers |= InputEvent.META_DOWN_MASK; } if (((state & XToolkit.altMask) != 0) ^ (keyCode == KeyEvent.VK_ALT)) { modifiers |= InputEvent.ALT_DOWN_MASK; } if (((state & XToolkit.modeSwitchMask) != 0) ^ (keyCode == KeyEvent.VK_ALT_GRAPH)) { modifiers |= InputEvent.ALT_GRAPH_DOWN_MASK; } //InputEvent.BUTTON_DOWN_MASK array is starting from BUTTON1_DOWN_MASK on index == 0. // button currently reflects a real button number and starts from 1. (except NOBUTTON which is zero ) /* this is an attempt to refactor button IDs in : MouseEvent, InputEvent, XlibWrapper and XWindow.*/ //reflects a button number similar to MouseEvent.BUTTON1, 2, 3 etc. for (int i = 0; i < XConstants.buttons.length; i ++){ //modifier should be added if : // 1) current button is now still in PRESSED state (means that user just pressed mouse but not released yet) or // 2) if Xsystem reports that "state" represents that button was just released. This only happens on RELEASE with 1,2,3 buttons. // ONLY one of these conditions should be TRUE to add that modifier. if (((state & XlibUtil.getButtonMask(i + 1)) != 0) != (button == XConstants.buttons[i])){ //exclude wheel buttons from adding their numbers as modifiers if (!isWheel(XConstants.buttons[i])) { modifiers |= InputEvent.getMaskForButton(i+1); } } } return modifiers; } static boolean isWheel(int button) { // 4 and 5 buttons are usually considered assigned to a first wheel return button == XConstants.buttons[3] || button == XConstants.buttons[4]; } static int getXModifiers(AWTKeyStroke stroke) { int mods = stroke.getModifiers(); int res = 0; if ((mods & (InputEvent.SHIFT_DOWN_MASK | InputEvent.SHIFT_MASK)) != 0) { res |= XConstants.ShiftMask; } if ((mods & (InputEvent.CTRL_DOWN_MASK | InputEvent.CTRL_MASK)) != 0) { res |= XConstants.ControlMask; } if ((mods & (InputEvent.ALT_DOWN_MASK | InputEvent.ALT_MASK)) != 0) { res |= XToolkit.altMask; } if ((mods & (InputEvent.META_DOWN_MASK | InputEvent.META_MASK)) != 0) { res |= XToolkit.metaMask; } if ((mods & (InputEvent.ALT_GRAPH_DOWN_MASK | InputEvent.ALT_GRAPH_MASK)) != 0) { res |= XToolkit.modeSwitchMask; } return res; } static int getMouseMovementSmudge() { //TODO: It's possible to read corresponding settings return AWT_MULTICLICK_SMUDGE; } public void handleButtonPressRelease(XEvent xev) { super.handleButtonPressRelease(xev); XButtonEvent xbe = xev.get_xbutton(); if (isEventDisabled(xev)) { return; } if (eventLog.isLoggable(PlatformLogger.Level.FINE)) { eventLog.fine(xbe.toString()); } long when; int modifiers; boolean popupTrigger = false; int button=0; int lbutton = xbe.get_button(); /* * Ignore the buttons above 20 due to the bit limit for * InputEvent.BUTTON_DOWN_MASK. * One more bit is reserved for FIRST_HIGH_BIT. */ if (lbutton > SunToolkit.MAX_BUTTONS_SUPPORTED) { return; } int type = xev.get_type(); when = xbe.get_time(); long jWhen = XToolkit.nowMillisUTC_offset(when); int x = xbe.get_x(); int y = xbe.get_y(); if (xev.get_xany().get_window() != window) { Point localXY = toLocal(xbe.get_x_root(), xbe.get_y_root()); x = localXY.x; y = localXY.y; } if (type == XConstants.ButtonPress) { //Allow this mouse button to generate CLICK event on next ButtonRelease mouseButtonClickAllowed |= XlibUtil.getButtonMask(lbutton); XWindow lastWindow = (lastWindowRef != null) ? ((XWindow)lastWindowRef.get()):(null); /* multiclick checking */ if (eventLog.isLoggable(PlatformLogger.Level.FINEST)) { eventLog.finest("lastWindow = " + lastWindow + ", lastButton " + lastButton + ", lastTime " + lastTime + ", multiClickTime " + XToolkit.getMultiClickTime()); } if (lastWindow == this && lastButton == lbutton && (when - lastTime) < XToolkit.getMultiClickTime()) { clickCount++; } else { clickCount = 1; lastWindowRef = new WeakReference(this); lastButton = lbutton; lastX = x; lastY = y; } lastTime = when; /* Check for popup trigger !! */ popupTrigger = (lbutton == 3); } button = XConstants.buttons[lbutton - 1]; // mapping extra buttons to numbers starting from 4. if ((button > XConstants.buttons[4]) && (!Toolkit.getDefaultToolkit().areExtraMouseButtonsEnabled())){ return; } if (button > XConstants.buttons[4]){ button -= 2; } modifiers = getModifiers(xbe.get_state(),button,0); if (!isWheel(lbutton)) { MouseEvent me = new MouseEvent((Component)getEventSource(), type == XConstants.ButtonPress ? MouseEvent.MOUSE_PRESSED : MouseEvent.MOUSE_RELEASED, jWhen,modifiers, x, y, xbe.get_x_root(), xbe.get_y_root(), clickCount,popupTrigger,button); postEventToEventQueue(me); if ((type == XConstants.ButtonRelease) && ((mouseButtonClickAllowed & XlibUtil.getButtonMask(lbutton)) != 0) ) // No up-button in the drag-state { postEventToEventQueue(me = new MouseEvent((Component)getEventSource(), MouseEvent.MOUSE_CLICKED, jWhen, modifiers, x, y, xbe.get_x_root(), xbe.get_y_root(), clickCount, false, button)); } } else { if (xev.get_type() == XConstants.ButtonPress) { MouseWheelEvent mwe = new MouseWheelEvent((Component)getEventSource(),MouseEvent.MOUSE_WHEEL, jWhen, modifiers, x, y, xbe.get_x_root(), xbe.get_y_root(), 1,false,MouseWheelEvent.WHEEL_UNIT_SCROLL, 3,button==4 ? -1 : 1); postEventToEventQueue(mwe); } } /* Update the state variable AFTER the CLICKED event post. */ if (type == XConstants.ButtonRelease) { /* Exclude this mouse button from allowed list.*/ mouseButtonClickAllowed &= ~ XlibUtil.getButtonMask(lbutton); } } public void handleMotionNotify(XEvent xev) { super.handleMotionNotify(xev); XMotionEvent xme = xev.get_xmotion(); if (isEventDisabled(xev)) { return; } int mouseKeyState = 0; //(xme.get_state() & (XConstants.buttonsMask[0] | XConstants.buttonsMask[1] | XConstants.buttonsMask[2])); //this doesn't work for extra buttons because Xsystem is sending state==0 for every extra button event. // we can't correct it in MouseEvent class as we done it with modifiers, because exact type (DRAG|MOVE) // should be passed from XWindow. final int buttonsNumber = XToolkit.getNumberOfButtonsForMask(); for (int i = 0; i < buttonsNumber; i++){ // TODO : here is the bug in WM: extra buttons doesn't have state!=0 as they should. if ((i != 4) && (i != 5)) { mouseKeyState = mouseKeyState | (xme.get_state() & XlibUtil.getButtonMask(i + 1)); } } boolean isDragging = (mouseKeyState != 0); int mouseEventType = 0; if (isDragging) { mouseEventType = MouseEvent.MOUSE_DRAGGED; } else { mouseEventType = MouseEvent.MOUSE_MOVED; } /* Fix for 6176814 . Add multiclick checking. */ int x = xme.get_x(); int y = xme.get_y(); XWindow lastWindow = (lastWindowRef != null) ? ((XWindow)lastWindowRef.get()):(null); if (!(lastWindow == this && (xme.get_time() - lastTime) < XToolkit.getMultiClickTime() && (Math.abs(lastX - x) < AWT_MULTICLICK_SMUDGE && Math.abs(lastY - y) < AWT_MULTICLICK_SMUDGE))) { clickCount = 0; lastWindowRef = null; mouseButtonClickAllowed = 0; lastTime = 0; lastX = 0; lastY = 0; } long jWhen = XToolkit.nowMillisUTC_offset(xme.get_time()); int modifiers = getModifiers(xme.get_state(), 0, 0); boolean popupTrigger = false; Component source = (Component)getEventSource(); if (xme.get_window() != window) { Point localXY = toLocal(xme.get_x_root(), xme.get_y_root()); x = localXY.x; y = localXY.y; } /* Fix for 5039416. * According to canvas.c we shouldn't post any MouseEvent if mouse is dragging and clickCount!=0. */ if ((isDragging && clickCount == 0) || !isDragging) { MouseEvent mme = new MouseEvent(source, mouseEventType, jWhen, modifiers, x, y, xme.get_x_root(), xme.get_y_root(), clickCount, popupTrigger, MouseEvent.NOBUTTON); postEventToEventQueue(mme); } } // REMIND: need to implement looking for disabled events private native boolean x11inputMethodLookupString(long event, long[] keysymArray); private native boolean haveCurrentX11InputMethodInstance(); private boolean mouseAboveMe; public boolean isMouseAbove() { synchronized (getStateLock()) { return mouseAboveMe; } } protected void setMouseAbove(boolean above) { synchronized (getStateLock()) { mouseAboveMe = above; } } protected void enterNotify(long window) { if (window == getWindow()) { setMouseAbove(true); } } protected void leaveNotify(long window) { if (window == getWindow()) { setMouseAbove(false); } } public void handleXCrossingEvent(XEvent xev) { super.handleXCrossingEvent(xev); XCrossingEvent xce = xev.get_xcrossing(); if (eventLog.isLoggable(PlatformLogger.Level.FINEST)) { eventLog.finest(xce.toString()); } if (xce.get_type() == XConstants.EnterNotify) { enterNotify(xce.get_window()); } else { // LeaveNotify: leaveNotify(xce.get_window()); } // Skip event If it was caused by a grab // This is needed because on displays with focus-follows-mouse on MousePress X system generates // two XCrossing events with mode != NormalNotify. First of them notifies that the mouse has left // current component. Second one notifies that it has entered into the same component. // This looks like the window under the mouse has actually changed and Java handle these events // accordingly. This leads to impossibility to make a double click on Component (6404708) XWindowPeer toplevel = getToplevelXWindow(); if (toplevel != null && !toplevel.isModalBlocked()){ if (xce.get_mode() != XConstants.NotifyNormal) { // 6404708 : need update cursor in accordance with skipping Leave/EnterNotify event // whereas it doesn't need to handled further. if (xce.get_type() == XConstants.EnterNotify) { XAwtState.setComponentMouseEntered(getEventSource()); XGlobalCursorManager.nativeUpdateCursor(getEventSource()); } else { // LeaveNotify: XAwtState.setComponentMouseEntered(null); } return; } } // X sends XCrossing to all hierarchy so if the edge of child equals to // ancestor and mouse enters child, the ancestor will get an event too. // From java point the event is bogus as ancestor is obscured, so if // the child can get java event itself, we skip it on ancestor. long childWnd = xce.get_subwindow(); if (childWnd != XConstants.None) { XBaseWindow child = XToolkit.windowToXWindow(childWnd); if (child != null && child instanceof XWindow && !child.isEventDisabled(xev)) { return; } } // Remember old component with mouse to have the opportunity to send it MOUSE_EXITED. final Component compWithMouse = XAwtState.getComponentMouseEntered(); if (toplevel != null) { if(!toplevel.isModalBlocked()){ if (xce.get_type() == XConstants.EnterNotify) { // Change XAwtState's component mouse entered to the up-to-date one before requesting // to update the cursor since XAwtState.getComponentMouseEntered() is used when the // cursor is updated (in XGlobalCursorManager.findHeavyweightUnderCursor()). XAwtState.setComponentMouseEntered(getEventSource()); XGlobalCursorManager.nativeUpdateCursor(getEventSource()); } else { // LeaveNotify: XAwtState.setComponentMouseEntered(null); } } else { ((XComponentPeer) AWTAccessor.getComponentAccessor().getPeer(target)) .pSetCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR)); } } if (isEventDisabled(xev)) { return; } long jWhen = XToolkit.nowMillisUTC_offset(xce.get_time()); int modifiers = getModifiers(xce.get_state(),0,0); int clickCount = 0; boolean popupTrigger = false; int x = xce.get_x(); int y = xce.get_y(); if (xce.get_window() != window) { Point localXY = toLocal(xce.get_x_root(), xce.get_y_root()); x = localXY.x; y = localXY.y; } // This code tracks boundary crossing and ensures MOUSE_ENTER/EXIT // are posted in alternate pairs if (compWithMouse != null) { MouseEvent me = new MouseEvent(compWithMouse, MouseEvent.MOUSE_EXITED, jWhen, modifiers, xce.get_x(), xce.get_y(), xce.get_x_root(), xce.get_y_root(), clickCount, popupTrigger, MouseEvent.NOBUTTON); postEventToEventQueue(me); eventLog.finest("Clearing last window ref"); lastWindowRef = null; } if (xce.get_type() == XConstants.EnterNotify) { MouseEvent me = new MouseEvent(getEventSource(), MouseEvent.MOUSE_ENTERED, jWhen, modifiers, xce.get_x(), xce.get_y(), xce.get_x_root(), xce.get_y_root(), clickCount, popupTrigger, MouseEvent.NOBUTTON); postEventToEventQueue(me); } } public void doLayout(int x, int y, int width, int height) {} public void handleConfigureNotifyEvent(XEvent xev) { Rectangle oldBounds = getBounds(); super.handleConfigureNotifyEvent(xev); if (insLog.isLoggable(PlatformLogger.Level.FINER)) { insLog.finer("Configure, {0}, event disabled: {1}", xev.get_xconfigure(), isEventDisabled(xev)); } if (isEventDisabled(xev)) { return; } // if ( Check if it's a resize, a move, or a stacking order change ) // { Rectangle bounds = getBounds(); if (!bounds.getSize().equals(oldBounds.getSize())) { postEventToEventQueue(new ComponentEvent(getEventSource(), ComponentEvent.COMPONENT_RESIZED)); } if (!bounds.getLocation().equals(oldBounds.getLocation())) { postEventToEventQueue(new ComponentEvent(getEventSource(), ComponentEvent.COMPONENT_MOVED)); } // } } public void handleMapNotifyEvent(XEvent xev) { super.handleMapNotifyEvent(xev); if (log.isLoggable(PlatformLogger.Level.FINE)) { log.fine("Mapped {0}", this); } if (isEventDisabled(xev)) { return; } ComponentEvent ce; ce = new ComponentEvent(getEventSource(), ComponentEvent.COMPONENT_SHOWN); postEventToEventQueue(ce); } public void handleUnmapNotifyEvent(XEvent xev) { super.handleUnmapNotifyEvent(xev); if (isEventDisabled(xev)) { return; } ComponentEvent ce; ce = new ComponentEvent(target, ComponentEvent.COMPONENT_HIDDEN); postEventToEventQueue(ce); } private void dumpKeysymArray(XKeyEvent ev) { if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) { keyEventLog.fine(" "+Long.toHexString(XlibWrapper.XKeycodeToKeysym(XToolkit.getDisplay(), ev.get_keycode(), 0))+ "\n "+Long.toHexString(XlibWrapper.XKeycodeToKeysym(XToolkit.getDisplay(), ev.get_keycode(), 1))+ "\n "+Long.toHexString(XlibWrapper.XKeycodeToKeysym(XToolkit.getDisplay(), ev.get_keycode(), 2))+ "\n "+Long.toHexString(XlibWrapper.XKeycodeToKeysym(XToolkit.getDisplay(), ev.get_keycode(), 3))); } }
Return unicode character or 0 if no correspondent character found. Parameter is a keysym basically from keysymdef.h XXX: how about vendor keys? Is there some with Unicode value and not in the list?
/** Return unicode character or 0 if no correspondent character found. Parameter is a keysym basically from keysymdef.h XXX: how about vendor keys? Is there some with Unicode value and not in the list? */
int keysymToUnicode( long keysym, int state ) { return XKeysym.convertKeysym( keysym, state ); } int keyEventType2Id( int xEventType ) { return xEventType == XConstants.KeyPress ? java.awt.event.KeyEvent.KEY_PRESSED : xEventType == XConstants.KeyRelease ? java.awt.event.KeyEvent.KEY_RELEASED : 0; } static private long xkeycodeToKeysym(XKeyEvent ev) { return XKeysym.getKeysym( ev ); } private long xkeycodeToPrimaryKeysym(XKeyEvent ev) { return XKeysym.xkeycode2primary_keysym( ev ); } static private int primaryUnicode2JavaKeycode(int uni) { return (uni > 0? sun.awt.ExtendedKeyCodes.getExtendedKeyCodeForChar(uni) : 0); //return (uni > 0? uni + 0x01000000 : 0); } void logIncomingKeyEvent(XKeyEvent ev) { if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) { keyEventLog.fine("--XWindow.java:handleKeyEvent:"+ev); } dumpKeysymArray(ev); if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) { keyEventLog.fine("XXXXXXXXXXXXXX javakeycode will be most probably:0x"+ Integer.toHexString(XKeysym.getJavaKeycodeOnly(ev))); } } public void handleKeyPress(XEvent xev) { super.handleKeyPress(xev); XKeyEvent ev = xev.get_xkey(); if (eventLog.isLoggable(PlatformLogger.Level.FINE)) { eventLog.fine(ev.toString()); } if (isEventDisabled(xev)) { return; } handleKeyPress(ev); } // called directly from this package, unlike handleKeyRelease. // un-final it if you need to override it in a subclass. final void handleKeyPress(XKeyEvent ev) { long keysym[] = new long[2]; int unicodeKey = 0; keysym[0] = XConstants.NoSymbol; if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) { logIncomingKeyEvent( ev ); } if ( //TODO check if there's an active input method instance // without calling a native method. Is it necessary though? haveCurrentX11InputMethodInstance()) { if (x11inputMethodLookupString(ev.pData, keysym)) { if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) { keyEventLog.fine("--XWindow.java XIM did process event; return; dec keysym processed:"+(keysym[0])+ "; hex keysym processed:"+Long.toHexString(keysym[0]) ); } return; }else { unicodeKey = keysymToUnicode( keysym[0], ev.get_state() ); if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) { keyEventLog.fine("--XWindow.java XIM did NOT process event, hex keysym:"+Long.toHexString(keysym[0])+"\n"+ " unicode key:"+Integer.toHexString((int)unicodeKey)); } } }else { // No input method instance found. For example, there's a Java Input Method. // Produce do-it-yourself keysym and perhaps unicode character. keysym[0] = xkeycodeToKeysym(ev); unicodeKey = keysymToUnicode( keysym[0], ev.get_state() ); if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) { keyEventLog.fine("--XWindow.java XIM is absent; hex keysym:"+Long.toHexString(keysym[0])+"\n"+ " unicode key:"+Integer.toHexString((int)unicodeKey)); } } // Keysym should be converted to Unicode, if possible and necessary, // and Java KeyEvent keycode should be calculated. // For press we should post pressed & typed Java events. // // Press event might be not processed to this time because // (1) either XIM could not handle it or // (2) it was Latin 1:1 mapping. // // Preserve modifiers to get Java key code for dead keys boolean isDeadKey = isDeadKey(keysym[0]); XKeysym.Keysym2JavaKeycode jkc = isDeadKey ? XKeysym.getJavaKeycode(keysym[0]) : XKeysym.getJavaKeycode(ev); if( jkc == null ) { jkc = new XKeysym.Keysym2JavaKeycode(java.awt.event.KeyEvent.VK_UNDEFINED, java.awt.event.KeyEvent.KEY_LOCATION_UNKNOWN); } // Take the first keysym from a keysym array associated with the XKeyevent // and convert it to Unicode. Then, even if a Java keycode for the keystroke // is undefined, we still have a guess of what has been engraved on a keytop. int unicodeFromPrimaryKeysym = keysymToUnicode( xkeycodeToPrimaryKeysym(ev) ,0); if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) { keyEventLog.fine(">>>Fire Event:"+ (ev.get_type() == XConstants.KeyPress ? "KEY_PRESSED; " : "KEY_RELEASED; ")+ "jkeycode:decimal="+jkc.getJavaKeycode()+ ", hex=0x"+Integer.toHexString(jkc.getJavaKeycode())+"; "+ " legacy jkeycode: decimal="+XKeysym.getLegacyJavaKeycodeOnly(ev)+ ", hex=0x"+Integer.toHexString(XKeysym.getLegacyJavaKeycodeOnly(ev))+"; " ); } int jkeyToReturn = XKeysym.getLegacyJavaKeycodeOnly(ev); // someway backward compatible int jkeyExtended = jkc.getJavaKeycode() == java.awt.event.KeyEvent.VK_UNDEFINED ? primaryUnicode2JavaKeycode( unicodeFromPrimaryKeysym ) : jkc.getJavaKeycode(); postKeyEvent( java.awt.event.KeyEvent.KEY_PRESSED, ev.get_time(), isDeadKey ? jkeyExtended : jkeyToReturn, (unicodeKey == 0 ? java.awt.event.KeyEvent.CHAR_UNDEFINED : unicodeKey), jkc.getKeyLocation(), ev.get_state(),ev.getPData(), XKeyEvent.getSize(), (long)(ev.get_keycode()), unicodeFromPrimaryKeysym, jkeyExtended); if (unicodeKey > 0 && !isDeadKey) { if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) { keyEventLog.fine("fire _TYPED on "+unicodeKey); } postKeyEvent( java.awt.event.KeyEvent.KEY_TYPED, ev.get_time(), java.awt.event.KeyEvent.VK_UNDEFINED, unicodeKey, java.awt.event.KeyEvent.KEY_LOCATION_UNKNOWN, ev.get_state(),ev.getPData(), XKeyEvent.getSize(), (long)0, unicodeFromPrimaryKeysym, java.awt.event.KeyEvent.VK_UNDEFINED); } } public void handleKeyRelease(XEvent xev) { super.handleKeyRelease(xev); XKeyEvent ev = xev.get_xkey(); if (eventLog.isLoggable(PlatformLogger.Level.FINE)) { eventLog.fine(ev.toString()); } if (isEventDisabled(xev)) { return; } handleKeyRelease(ev); } // un-private it if you need to call it from elsewhere private void handleKeyRelease(XKeyEvent ev) { int unicodeKey = 0; if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) { logIncomingKeyEvent( ev ); } // Keysym should be converted to Unicode, if possible and necessary, // and Java KeyEvent keycode should be calculated. // For release we should post released event. // // Preserve modifiers to get Java key code for dead keys long keysym = xkeycodeToKeysym(ev); boolean isDeadKey = isDeadKey(keysym); XKeysym.Keysym2JavaKeycode jkc = isDeadKey ? XKeysym.getJavaKeycode(keysym) : XKeysym.getJavaKeycode(ev); if( jkc == null ) { jkc = new XKeysym.Keysym2JavaKeycode(java.awt.event.KeyEvent.VK_UNDEFINED, java.awt.event.KeyEvent.KEY_LOCATION_UNKNOWN); } if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) { keyEventLog.fine(">>>Fire Event:"+ (ev.get_type() == XConstants.KeyPress ? "KEY_PRESSED; " : "KEY_RELEASED; ")+ "jkeycode:decimal="+jkc.getJavaKeycode()+ ", hex=0x"+Integer.toHexString(jkc.getJavaKeycode())+"; "+ " legacy jkeycode: decimal="+XKeysym.getLegacyJavaKeycodeOnly(ev)+ ", hex=0x"+Integer.toHexString(XKeysym.getLegacyJavaKeycodeOnly(ev))+"; " ); } // We obtain keysym from IM and derive unicodeKey from it for KeyPress only. // We used to cache that value and retrieve it on KeyRelease, // but in case for example of a dead key+vowel pair, a vowel after a deadkey // might never be cached before. // Also, switching between keyboard layouts, we might cache a wrong letter. // That's why we use the same procedure as if there was no IM instance: do-it-yourself unicode. unicodeKey = keysymToUnicode( xkeycodeToKeysym(ev), ev.get_state() ); // Take a first keysym from a keysym array associated with the XKeyevent // and convert it to Unicode. Then, even if Java keycode for the keystroke // is undefined, we still will have a guess of what was engraved on a keytop. int unicodeFromPrimaryKeysym = keysymToUnicode( xkeycodeToPrimaryKeysym(ev) ,0); int jkeyToReturn = XKeysym.getLegacyJavaKeycodeOnly(ev); // someway backward compatible int jkeyExtended = jkc.getJavaKeycode() == java.awt.event.KeyEvent.VK_UNDEFINED ? primaryUnicode2JavaKeycode( unicodeFromPrimaryKeysym ) : jkc.getJavaKeycode(); postKeyEvent( java.awt.event.KeyEvent.KEY_RELEASED, ev.get_time(), isDeadKey ? jkeyExtended : jkeyToReturn, (unicodeKey == 0 ? java.awt.event.KeyEvent.CHAR_UNDEFINED : unicodeKey), jkc.getKeyLocation(), ev.get_state(),ev.getPData(), XKeyEvent.getSize(), (long)(ev.get_keycode()), unicodeFromPrimaryKeysym, jkeyExtended); } private boolean isDeadKey(long keysym){ return XKeySymConstants.XK_dead_grave <= keysym && keysym <= XKeySymConstants.XK_dead_semivoiced_sound; } /* * XmNiconic and Map/UnmapNotify (that XmNiconic relies on) are * unreliable, since mapping changes can happen for a virtual desktop * switch or MacOS style shading that became quite popular under X as * well. Yes, it probably should not be this way, as it violates * ICCCM, but reality is that quite a lot of window managers abuse * mapping state. */ int getWMState() { if (stateChanged) { stateChanged = false; WindowPropertyGetter getter = new WindowPropertyGetter(window, XWM.XA_WM_STATE, 0, 1, false, XWM.XA_WM_STATE); try { int status = getter.execute(); if (status != XConstants.Success || getter.getData() == 0) { return savedState = XUtilConstants.WithdrawnState; } if (getter.getActualType() != XWM.XA_WM_STATE.getAtom() && getter.getActualFormat() != 32) { return savedState = XUtilConstants.WithdrawnState; } savedState = (int)Native.getCard32(getter.getData()); } finally { getter.dispose(); } } return savedState; }
Override this methods to get notifications when top-level window state changes. The state is meant in terms of ICCCM: WithdrawnState, IconicState, NormalState
/** * Override this methods to get notifications when top-level window state changes. The state is * meant in terms of ICCCM: WithdrawnState, IconicState, NormalState */
protected void stateChanged(long time, int oldState, int newState) { } @Override public void handlePropertyNotify(XEvent xev) { super.handlePropertyNotify(xev); XPropertyEvent ev = xev.get_xproperty(); if (ev.get_atom() == XWM.XA_WM_STATE.getAtom()) { // State has changed, invalidate saved value stateChanged = true; stateChanged(ev.get_time(), savedState, getWMState()); } } public void reshape(Rectangle bounds) { reshape(bounds.x, bounds.y, bounds.width, bounds.height); } public void reshape(int x, int y, int width, int height) { if (width <= 0) { width = 1; } if (height <= 0) { height = 1; } this.x = x; this.y = y; this.width = width; this.height = height; xSetBounds(x, y, width, height); // Fixed 6322593, 6304251, 6315137: // XWindow's SurfaceData should be invalidated and recreated as part // of the process of resizing the window // see the evaluation of the bug 6304251 for more information validateSurface(); layout(); } public void layout() {} boolean isShowing() { return visible; } boolean isResizable() { return true; } boolean isLocationByPlatform() { return false; } void updateSizeHints() { updateSizeHints(x, y, width, height); } void updateSizeHints(int x, int y, int width, int height) { long flags = XUtilConstants.PSize | (isLocationByPlatform() ? 0 : (XUtilConstants.PPosition | XUtilConstants.USPosition)); if (!isResizable()) { if (log.isLoggable(PlatformLogger.Level.FINER)) { log.finer("Window {0} is not resizable", this); } flags |= XUtilConstants.PMinSize | XUtilConstants.PMaxSize; } else { if (log.isLoggable(PlatformLogger.Level.FINER)) { log.finer("Window {0} is resizable", this); } } setSizeHints(flags, x, y, width, height); } void updateSizeHints(int x, int y) { long flags = isLocationByPlatform() ? 0 : (XUtilConstants.PPosition | XUtilConstants.USPosition); if (!isResizable()) { if (log.isLoggable(PlatformLogger.Level.FINER)) { log.finer("Window {0} is not resizable", this); } flags |= XUtilConstants.PMinSize | XUtilConstants.PMaxSize | XUtilConstants.PSize; } else { if (log.isLoggable(PlatformLogger.Level.FINER)) { log.finer("Window {0} is resizable", this); } } setSizeHints(flags, x, y, width, height); } void validateSurface() { if ((width != oldWidth) || (height != oldHeight)) { doValidateSurface(); oldWidth = width; oldHeight = height; } } final void doValidateSurface() { SurfaceData oldData = surfaceData; if (oldData != null) { surfaceData = graphicsConfig.createSurfaceData(this); oldData.invalidate(); } } public SurfaceData getSurfaceData() { return surfaceData; } public void dispose() { SurfaceData oldData = surfaceData; surfaceData = null; if (oldData != null) { oldData.invalidate(); } XToolkit.targetDisposedPeer(target, this); destroy(); } public Point getLocationOnScreen() { synchronized (target.getTreeLock()) { Component comp = target; while (comp != null && !(comp instanceof Window)) { comp = AWTAccessor.getComponentAccessor().getParent(comp); } // applets, embedded, etc - translate directly // XXX: override in subclass? if (comp == null || comp instanceof sun.awt.EmbeddedFrame) { return toGlobal(0, 0); } XToolkit.awtLock(); try { Object wpeer = XToolkit.targetToPeer(comp); if (wpeer == null || !(wpeer instanceof XDecoratedPeer) || ((XDecoratedPeer)wpeer).configure_seen) { return toGlobal(0, 0); } // wpeer is an XDecoratedPeer not yet fully adopted by WM Point pt = toOtherWindow(getContentWindow(), ((XDecoratedPeer)wpeer).getContentWindow(), 0, 0); if (pt == null) { pt = new Point(((XBaseWindow)wpeer).getAbsoluteX(), ((XBaseWindow)wpeer).getAbsoluteY()); } pt.x += comp.getX(); pt.y += comp.getY(); return pt; } finally { XToolkit.awtUnlock(); } } } static void setBData(KeyEvent e, byte[] data) { AWTAccessor.getAWTEventAccessor().setBData(e, data); } public void postKeyEvent(int id, long when, int keyCode, int keyChar, int keyLocation, int state, long event, int eventSize, long rawCode, int unicodeFromPrimaryKeysym, int extendedKeyCode) { long jWhen = XToolkit.nowMillisUTC_offset(when); int modifiers = getModifiers(state, 0, keyCode); KeyEvent ke = new KeyEvent((Component)getEventSource(), id, jWhen, modifiers, keyCode, (char)keyChar, keyLocation); if (event != 0) { byte[] data = Native.toBytes(event, eventSize); setBData(ke, data); } AWTAccessor.KeyEventAccessor kea = AWTAccessor.getKeyEventAccessor(); kea.setRawCode(ke, rawCode); kea.setPrimaryLevelUnicode(ke, (long)unicodeFromPrimaryKeysym); kea.setExtendedKeyCode(ke, (long)extendedKeyCode); postEventToEventQueue(ke); } static native int getAWTKeyCodeForKeySym(int keysym); static native int getKeySymForAWTKeyCode(int keycode); /* These two methods are actually applicable to toplevel windows only. * However, the functionality is required by both the XWindowPeer and * XWarningWindow, both of which have the XWindow as a common ancestor. * See XWM.setMotifDecor() for details. */ public PropMwmHints getMWMHints() { if (mwm_hints == null) { mwm_hints = new PropMwmHints(); if (!XWM.XA_MWM_HINTS.getAtomData(getWindow(), mwm_hints.pData, MWMConstants.PROP_MWM_HINTS_ELEMENTS)) { mwm_hints.zero(); } } return mwm_hints; } public void setMWMHints(PropMwmHints hints) { mwm_hints = hints; if (hints != null) { XWM.XA_MWM_HINTS.setAtomData(getWindow(), mwm_hints.pData, MWMConstants.PROP_MWM_HINTS_ELEMENTS); } } protected final void initWMProtocols() { wm_protocols.setAtomListProperty(this, getWMProtocols()); }
Returns list of protocols which should be installed on this window. Descendants can override this method to add class-specific protocols
/** * Returns list of protocols which should be installed on this window. * Descendants can override this method to add class-specific protocols */
protected XAtomList getWMProtocols() { // No protocols on simple window return new XAtomList(); }
Indicates if the window is currently in the FSEM. Synchronization: state lock.
/** * Indicates if the window is currently in the FSEM. * Synchronization: state lock. */
private boolean fullScreenExclusiveModeState = false; // Implementation of the X11ComponentPeer @Override public void setFullScreenExclusiveModeState(boolean state) { synchronized (getStateLock()) { fullScreenExclusiveModeState = state; } } public final boolean isFullScreenExclusiveMode() { synchronized (getStateLock()) { return fullScreenExclusiveModeState; } } }