/*
 * Copyright (c) 2003, 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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package sun.awt.X11;

import java.awt.*;
import java.awt.geom.Point2D;
import java.lang.ref.WeakReference;

import sun.awt.IconInfo;
import sun.awt.AWTAccessor;
import sun.awt.SunToolkit;

class XWarningWindow extends XWindow {
    private final static int SHOWING_DELAY = 330;
    private final static int HIDING_DELAY = 2000;

    private final Window ownerWindow;
    private WeakReference<XWindowPeer> ownerPeer;
    private long parentWindow;

    private final static String OWNER = "OWNER";
    private InfoWindow.Tooltip tooltip;

    
Animation stage.
/** * Animation stage. */
private volatile int currentIcon = 0; /* -1 - uninitialized. * 0 - 16x16 * 1 - 24x24 * 2 - 32x32 * 3 - 48x48 */ private int currentSize = -1; private static IconInfo[][] icons; private static IconInfo getSecurityIconInfo(int size, int num) { synchronized (XWarningWindow.class) { if (icons == null) { icons = new IconInfo[4][3]; if (XlibWrapper.dataModel == 32) { icons[0][0] = new IconInfo(sun.awt.AWTIcon32_security_icon_bw16_png.security_icon_bw16_png); icons[0][1] = new IconInfo(sun.awt.AWTIcon32_security_icon_interim16_png.security_icon_interim16_png); icons[0][2] = new IconInfo(sun.awt.AWTIcon32_security_icon_yellow16_png.security_icon_yellow16_png); icons[1][0] = new IconInfo(sun.awt.AWTIcon32_security_icon_bw24_png.security_icon_bw24_png); icons[1][1] = new IconInfo(sun.awt.AWTIcon32_security_icon_interim24_png.security_icon_interim24_png); icons[1][2] = new IconInfo(sun.awt.AWTIcon32_security_icon_yellow24_png.security_icon_yellow24_png); icons[2][0] = new IconInfo(sun.awt.AWTIcon32_security_icon_bw32_png.security_icon_bw32_png); icons[2][1] = new IconInfo(sun.awt.AWTIcon32_security_icon_interim32_png.security_icon_interim32_png); icons[2][2] = new IconInfo(sun.awt.AWTIcon32_security_icon_yellow32_png.security_icon_yellow32_png); icons[3][0] = new IconInfo(sun.awt.AWTIcon32_security_icon_bw48_png.security_icon_bw48_png); icons[3][1] = new IconInfo(sun.awt.AWTIcon32_security_icon_interim48_png.security_icon_interim48_png); icons[3][2] = new IconInfo(sun.awt.AWTIcon32_security_icon_yellow48_png.security_icon_yellow48_png); } else { icons[0][0] = new IconInfo(sun.awt.AWTIcon64_security_icon_bw16_png.security_icon_bw16_png); icons[0][1] = new IconInfo(sun.awt.AWTIcon64_security_icon_interim16_png.security_icon_interim16_png); icons[0][2] = new IconInfo(sun.awt.AWTIcon64_security_icon_yellow16_png.security_icon_yellow16_png); icons[1][0] = new IconInfo(sun.awt.AWTIcon64_security_icon_bw24_png.security_icon_bw24_png); icons[1][1] = new IconInfo(sun.awt.AWTIcon64_security_icon_interim24_png.security_icon_interim24_png); icons[1][2] = new IconInfo(sun.awt.AWTIcon64_security_icon_yellow24_png.security_icon_yellow24_png); icons[2][0] = new IconInfo(sun.awt.AWTIcon64_security_icon_bw32_png.security_icon_bw32_png); icons[2][1] = new IconInfo(sun.awt.AWTIcon64_security_icon_interim32_png.security_icon_interim32_png); icons[2][2] = new IconInfo(sun.awt.AWTIcon64_security_icon_yellow32_png.security_icon_yellow32_png); icons[3][0] = new IconInfo(sun.awt.AWTIcon64_security_icon_bw48_png.security_icon_bw48_png); icons[3][1] = new IconInfo(sun.awt.AWTIcon64_security_icon_interim48_png.security_icon_interim48_png); icons[3][2] = new IconInfo(sun.awt.AWTIcon64_security_icon_yellow48_png.security_icon_yellow48_png); } } } final int sizeIndex = size % icons.length; return icons[sizeIndex][num % icons[sizeIndex].length]; } private void updateIconSize() { int newSize = -1; if (ownerWindow != null) { Insets insets = ownerWindow.getInsets(); int max = Math.max(insets.top, Math.max(insets.bottom, Math.max(insets.left, insets.right))); if (max < 24) { newSize = 0; } else if (max < 32) { newSize = 1; } else if (max < 48) { newSize = 2; } else { newSize = 3; } } // Make sure we have a valid size if (newSize == -1) { newSize = 0; } // Note: this is not the most wise solution to use awtLock here, // this should have been sync'ed with the stateLock. However, // the awtLock must be taken first (see XBaseWindow.getStateLock()), // and we need the awtLock anyway to update the shape of the icon. // So it's easier to use just one lock instead. XToolkit.awtLock(); try { if (newSize != currentSize) { currentSize = newSize; IconInfo ico = getSecurityIconInfo(currentSize, 0); XlibWrapper.SetBitmapShape(XToolkit.getDisplay(), getWindow(), ico.getWidth(), ico.getHeight(), ico.getIntData()); AWTAccessor.getWindowAccessor().setSecurityWarningSize( ownerWindow, ico.getWidth(), ico.getHeight()); } } finally { XToolkit.awtUnlock(); } } private IconInfo getSecurityIconInfo() { updateIconSize(); return getSecurityIconInfo(currentSize, currentIcon); } XWarningWindow(final Window ownerWindow, long parentWindow, XWindowPeer ownerPeer) { super(new XCreateWindowParams(new Object[] { TARGET, ownerWindow, OWNER, Long.valueOf(parentWindow) })); this.ownerWindow = ownerWindow; this.parentWindow = parentWindow; this.tooltip = new InfoWindow.Tooltip(null, getTarget(), new InfoWindow.Tooltip.LiveArguments() { public boolean isDisposed() { return XWarningWindow.this.isDisposed(); } public Rectangle getBounds() { return XWarningWindow.this.getBounds(); } public String getTooltipString() { return XWarningWindow.this.ownerWindow.getWarningString(); } }); this.ownerPeer = new WeakReference<XWindowPeer>(ownerPeer); } private void requestNoTaskbar() { XNETProtocol netProtocol = XWM.getWM().getNETProtocol(); if (netProtocol != null) { netProtocol.requestState(this, netProtocol.XA_NET_WM_STATE_SKIP_TASKBAR, true); } } @Override void postInit(XCreateWindowParams params) { super.postInit(params); XToolkit.awtLock(); try { XWM.setMotifDecor(this, false, 0, 0); XWM.setOLDecor(this, false, 0); long parentWindow = ((Long)params.get(OWNER)).longValue(); XlibWrapper.XSetTransientFor(XToolkit.getDisplay(), getWindow(), parentWindow); XWMHints hints = getWMHints(); hints.set_flags(hints.get_flags() | (int)XUtilConstants.InputHint | (int)XUtilConstants.StateHint); hints.set_input(false); hints.set_initial_state(XUtilConstants.NormalState); XlibWrapper.XSetWMHints(XToolkit.getDisplay(), getWindow(), hints.pData); initWMProtocols(); requestNoTaskbar(); } finally { XToolkit.awtUnlock(); } }
@paramx,y,w,h coordinates of the untrusted window
/** * @param x,y,w,h coordinates of the untrusted window */
public void reposition(int x, int y, int w, int h) { Point2D point = AWTAccessor.getWindowAccessor(). calculateSecurityWarningPosition(ownerWindow, x, y, w, h); reshape((int)point.getX(), (int)point.getY(), getWidth(), getHeight()); } protected String getWMName() { return "Warning window"; } public Graphics getGraphics() { if ((surfaceData == null) || (ownerWindow == null)) return null; return getGraphics(surfaceData, getColor(), getBackground(), getFont()); } void paint(Graphics g, int x, int y, int width, int height) { g.drawImage(getSecurityIconInfo().getImage(), 0, 0, null); } String getWarningString() { return ownerWindow.getWarningString(); } int getWidth() { return getSecurityIconInfo().getWidth(); } int getHeight() { return getSecurityIconInfo().getHeight(); } Color getBackground() { return SystemColor.window; } Color getColor() { return Color.black; } Font getFont () { return ownerWindow.getFont(); } @Override public void repaint() { final Rectangle bounds = getBounds(); final Graphics g = getGraphics(); if (g != null) { try { paint(g, 0, 0, bounds.width, bounds.height); } finally { g.dispose(); } } } @Override public void handleExposeEvent(XEvent xev) { super.handleExposeEvent(xev); XExposeEvent xe = xev.get_xexpose(); final int x = xe.get_x(); final int y = xe.get_y(); final int width = xe.get_width(); final int height = xe.get_height(); SunToolkit.executeOnEventHandlerThread(target, new Runnable() { public void run() { final Graphics g = getGraphics(); if (g != null) { try { paint(g, x, y, width, height); } finally { g.dispose(); } } } }); } @Override protected boolean isEventDisabled(XEvent e) { return true; }
Send a synthetic UnmapNotify in order to withdraw the window.
/** Send a synthetic UnmapNotify in order to withdraw the window. */
private void withdraw() { XEvent req = new XEvent(); try { long root; XToolkit.awtLock(); try { root = XlibWrapper.RootWindow(XToolkit.getDisplay(), getScreenNumber()); } finally { XToolkit.awtUnlock(); } req.set_type(XConstants.UnmapNotify); XUnmapEvent umev = req.get_xunmap(); umev.set_event(root); umev.set_window(getWindow()); umev.set_from_configure(false); XToolkit.awtLock(); try { XlibWrapper.XSendEvent(XToolkit.getDisplay(), root, false, XConstants.SubstructureRedirectMask | XConstants.SubstructureNotifyMask, req.pData); } finally { XToolkit.awtUnlock(); } } finally { req.dispose(); } } @Override protected void stateChanged(long time, int oldState, int newState) { if (newState == XUtilConstants.IconicState) { super.xSetVisible(false); withdraw(); } } @Override protected void setMouseAbove(boolean above) { super.setMouseAbove(above); XWindowPeer p = ownerPeer.get(); if (p != null) { p.updateSecurityWarningVisibility(); } } @Override protected void enterNotify(long window) { super.enterNotify(window); if (window == getWindow()) { tooltip.enter(); } } @Override protected void leaveNotify(long window) { super.leaveNotify(window); if (window == getWindow()) { tooltip.exit(); } } @Override public void xSetVisible(boolean visible) { super.xSetVisible(visible); // The _NET_WM_STATE_SKIP_TASKBAR got reset upon hiding/showing, // so we request it every time whenever we change the visibility. requestNoTaskbar(); } private final Runnable hidingTask = new Runnable() { public void run() { xSetVisible(false); } }; private final Runnable showingTask = new Runnable() { public void run() { if (!isVisible()) { xSetVisible(true); updateIconSize(); XWindowPeer peer = ownerPeer.get(); if (peer != null) { peer.repositionSecurityWarning(); } } repaint(); if (currentIcon > 0) { currentIcon--; XToolkit.schedule(showingTask, SHOWING_DELAY); } } }; public void setSecurityWarningVisible(boolean visible, boolean doSchedule) { if (visible) { XToolkit.remove(hidingTask); XToolkit.remove(showingTask); if (isVisible()) { currentIcon = 0; } else { currentIcon = 3; } if (doSchedule) { XToolkit.schedule(showingTask, 1); } else { showingTask.run(); } } else { XToolkit.remove(showingTask); XToolkit.remove(hidingTask); if (!isVisible()) { return; } if (doSchedule) { XToolkit.schedule(hidingTask, HIDING_DELAY); } else { hidingTask.run(); } } } }