Example #1
0
 boolean processXEmbedInfo() {
   long xembed_info_data = Native.allocateLongArray(2);
   try {
     if (!XEmbedInfo.getAtomData(handle, xembed_info_data, 2)) {
       // No more XEMBED_INFO? This is not XEmbed client!
       // Unfortunately this is the initial state of the most clients
       // FIXME: add 5-state processing
       // childDestroyed();
       xembedLog.finer("Unable to get XEMBED_INFO atom data");
       return false;
     }
     version = Native.getCard32(xembed_info_data, 0);
     flags = Native.getCard32(xembed_info_data, 1);
     boolean new_mapped = (flags & XEMBED_MAPPED) != 0;
     boolean currently_mapped = XlibUtil.getWindowMapState(handle) != XConstants.IsUnmapped;
     if (new_mapped != currently_mapped) {
       if (xembedLog.isLoggable(PlatformLogger.FINER))
         xembedLog.fine(
             "Mapping state of the client has changed, old state: "
                 + currently_mapped
                 + ", new state: "
                 + new_mapped);
       if (new_mapped) {
         XToolkit.awtLock();
         try {
           XlibWrapper.XMapWindow(XToolkit.getDisplay(), handle);
         } finally {
           XToolkit.awtUnlock();
         }
       } else {
         XToolkit.awtLock();
         try {
           XlibWrapper.XUnmapWindow(XToolkit.getDisplay(), handle);
         } finally {
           XToolkit.awtUnlock();
         }
       }
     } else {
       xembedLog.finer("Mapping state didn't change, mapped: " + currently_mapped);
     }
     return true;
   } finally {
     XlibWrapper.unsafe.freeMemory(xembed_info_data);
   }
 }
Example #2
0
 void detachChild() {
   if (xembedLog.isLoggable(PlatformLogger.FINE))
     xembedLog.fine("Detaching child " + Long.toHexString(xembed.handle));
   /**
    * XEmbed specification: "The embedder can unmap the client and reparent the client window to
    * the root window. If the client receives an ReparentNotify event, it should check the parent
    * field of the XReparentEvent structure. If this is the root window of the window's screen,
    * then the protocol is finished and there is no further interaction. If it is a window other
    * than the root window, then the protocol continues with the new parent acting as the embedder
    * window."
    */
   XToolkit.awtLock();
   try {
     XlibWrapper.XUnmapWindow(XToolkit.getDisplay(), xembed.handle);
     XlibWrapper.XReparentWindow(
         XToolkit.getDisplay(), xembed.handle, XToolkit.getDefaultRootWindow(), 0, 0);
   } finally {
     XToolkit.awtUnlock();
   }
   endDispatching();
   xembed.handle = 0;
 }