src/solaris/classes/sun/awt/X11/XWM.java

*** 100,110 ****
          SAWFISH_WM = 9,
          ICE_WM = 10,
          METACITY_WM = 11,
          COMPIZ_WM = 12,
          LG3D_WM = 13,
!         CWM_WM = 14;
      public String toString() {
          switch  (WMID) {
            case NO_WM:
                return "NO WM";
            case OTHER_WM:
--- 100,111 ----
          SAWFISH_WM = 9,
          ICE_WM = 10,
          METACITY_WM = 11,
          COMPIZ_WM = 12,
          LG3D_WM = 13,
!         CWM_WM = 14,
!         MUTTER_WM = 15;
      public String toString() {
          switch  (WMID) {
            case NO_WM:
                return "NO WM";
            case OTHER_WM:
*** 129,138 ****
--- 130,141 ----
                return "Compiz";
            case LG3D_WM:
                return "LookingGlass";
            case CWM_WM:
                return "CWM";
+           case MUTTER_WM:
+               return "Mutter";
            case UNDETERMINED_WM:
            default:
                return "Undetermined WM";
          }
      }
*** 571,580 ****
--- 574,587 ----
  //             XA_NET_SUPPORTING_WM_CHECK.
  //             getIntProperty(XToolkit.getDefaultRootWindow(), XA_NET_SUPPORTING_WM_CHECK.
  //                            getIntProperty(XToolkit.getDefaultRootWindow(), XAtom.XA_CARDINAL)) == 0);
      }
  
+     static boolean isMutter() {
+         return isNetWMName("Mutter");
+     }
+ 
      static boolean isNonReparentingWM() {
          return (XWM.getWMID() == XWM.COMPIZ_WM || XWM.getWMID() == XWM.LG3D_WM || XWM.getWMID() == XWM.CWM_WM);
      }
  
      /*
*** 740,749 ****
--- 747,758 ----
               */
              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()) {