XWM.java

/*
 * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

static final int
        UNDETERMINED_WM = 1,
        NO_WM = 2,
        OTHER_WM = 3,
        OPENLOOK_WM = 4,
        MOTIF_WM = 5,
        CDE_WM = 6,
        ENLIGHTEN_WM = 7,
        KDE2_WM = 8,
        SAWFISH_WM = 9,
        ICE_WM = 10,
        METACITY_WM = 11,
        COMPIZ_WM = 12,
        LG3D_WM = 13,
        CWM_WM = 14,
        MUTTER_WM = 15,
        UNITY_COMPIZ_WM = 16;
    public String toString() {
        switch  (WMID) {
          case NO_WM:
              return "NO WM";
          case OTHER_WM:
              return "Other WM";
          case OPENLOOK_WM:
              return "OPENLOOK";
          case MOTIF_WM:
              return "MWM";
          case CDE_WM:
              return "DTWM";
          case ENLIGHTEN_WM:
              return "Enlightenment";
          case KDE2_WM:
              return "KWM2";
          case SAWFISH_WM:
              return "Sawfish";
          case ICE_WM:
              return "IceWM";
          case METACITY_WM:
              return "Metacity";
          case COMPIZ_WM:
              return "Compiz";
            case UNITY_COMPIZ_WM:
              return "Unity Compiz";
          case LG3D_WM:
              return "LookingGlass";
          case CWM_WM:
              return "CWM";
          case MUTTER_WM:
              return "Mutter";
          case UNDETERMINED_WM:
          default:
              return "Undetermined WM";
        }
    }

static int getWMID() {
        if (insLog.isLoggable(PlatformLogger.Level.FINEST)) {
            insLog.finest("awt_wmgr = " + awt_wmgr);
        }
        /*
         * Ideally, we should support cases when a different WM is started
         * during a Java app lifetime.
         */

        if (awt_wmgr != XWM.UNDETERMINED_WM) {
            return awt_wmgr;
        }

        XSetWindowAttributes substruct = new XSetWindowAttributes();
        XToolkit.awtLock();
        try {
            if (isNoWM()) {
                awt_wmgr = XWM.NO_WM;
                return awt_wmgr;
            }

            // Initialize _NET protocol - used to detect Window Manager.
            // Later, WM will initialize its own version of protocol
            XNETProtocol l_net_protocol = g_net_protocol = new XNETProtocol();
            l_net_protocol.detect();
            if (log.isLoggable(PlatformLogger.Level.FINE) && l_net_protocol.active()) {
                log.fine("_NET_WM_NAME is " + l_net_protocol.getWMName());
            }
            XWINProtocol win = g_win_protocol = new XWINProtocol();
            win.detect();

            /* actual check for IceWM to follow below */
            boolean doIsIceWM = prepareIsIceWM(); /* and let IceWM to act */

            /*
             * Ok, some WM is out there.  Check which one by testing for
             * "distinguishing" atoms.
             */
            if (isEnlightenment()) {
                awt_wmgr = XWM.ENLIGHTEN_WM;
            } else if (isMetacity()) {
                awt_wmgr = XWM.METACITY_WM;
            } else if (isMutter()) {
                awt_wmgr = XWM.MUTTER_WM;
            } else if (isSawfish()) {
                awt_wmgr = XWM.SAWFISH_WM;
            } else if (isKDE2()) {
                awt_wmgr =XWM.KDE2_WM;
            } else if (isCompiz()) {
                awt_wmgr = XWM.COMPIZ_WM;
            } else if (isLookingGlass()) {
                awt_wmgr = LG3D_WM;
            } else if (isCWM()) {
                awt_wmgr = CWM_WM;
            } else if (doIsIceWM && isIceWM()) {
                awt_wmgr = XWM.ICE_WM;
            } else if (isUnityCompiz()) {
                awt_wmgr = XWM.UNITY_COMPIZ_WM;
            }
            /*
             * We don't check for legacy WM when we already know that WM
             * supports WIN or _NET wm spec.
             */
            else if (l_net_protocol.active()) {
                awt_wmgr = XWM.OTHER_WM;
            } else if (win.active()) {
                awt_wmgr = XWM.OTHER_WM;
            }
            /*
             * Check for legacy WMs.
             */
            else if (isCDE()) { /* XXX: must come before isMotif */
                awt_wmgr = XWM.CDE_WM;
            } else if (isMotif()) {
                awt_wmgr = XWM.MOTIF_WM;
            } else if (isOpenLook()) {
                awt_wmgr = XWM.OPENLOOK_WM;
            } else {
                awt_wmgr = XWM.OTHER_WM;
            }

            return awt_wmgr;
        } finally {
            XToolkit.awtUnlock();
            substruct.dispose();
        }
    }