Package com.sun.jna.ptr

Examples of com.sun.jna.ptr.PointerByReference

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     * @param word The word to check and offer suggestions for
     */
    public List<String> suggest(String word) {
      try {
        int suggestionsCount = 0;
        PointerByReference suggestions = new PointerByReference();
                suggestionsCount = hsl.Hunspell_suggest(
                            hunspellDict, suggestions, stringToBytes(word));

        return pointerToCStringsToList(suggestions, suggestionsCount);
      } catch (UnsupportedEncodingException ex) {
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     * @param word The word to analyze
     */
    public List<String> analyze(String word) {
      try {
        int analysesCount = 0;
        PointerByReference analyses = new PointerByReference();
                analysesCount = hsl.Hunspell_analyze(
                            hunspellDict, analyses, stringToBytes(word));

        return pointerToCStringsToList(analyses, analysesCount);
      } catch (UnsupportedEncodingException ex) {
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     * @param word The word to find the stem for
     */
    public List<String> stem(String word) {
      try {
        int stemsCount = 0;
        PointerByReference stems = new PointerByReference();
                stemsCount = hsl.Hunspell_stem(
                            hunspellDict, stems, stringToBytes(word));

        return pointerToCStringsToList(stems, stemsCount);
      } catch (UnsupportedEncodingException ex) {
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    COMUtils.checkRC(hr);
    assertEquals(0, hr.intValue());

    // get user default lcid
    LCID lcid = Kernel32.INSTANCE.GetUserDefaultLCID();
    PointerByReference pWordTypeLib = new PointerByReference();
    // get typelib version 1.0
    hr = OleAuto.INSTANCE.LoadRegTypeLib(clsid, 1, 0, lcid, pWordTypeLib);
    COMUtils.checkRC(hr);
    assertEquals(0, hr.intValue());
  }
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    GUID guid = Ole32Util
        .getGUIDFromString("{00021401-0000-0000-C000-000000000046}"); // Shell object
    GUID riid = Ole32Util
        .getGUIDFromString("{000214EE-0000-0000-C000-000000000046}"); // IShellLinkA

    PointerByReference pDispatch = new PointerByReference();

    HRESULT hr = Ole32.INSTANCE.CoCreateInstance(guid, null, // pOuter =
                                  // null, no
                                  // aggregation
        WTypes.CLSCTX_LOCAL_SERVER, riid, pDispatch);
    assertTrue(W32Errors.SUCCEEDED(hr.intValue()));
    assertTrue(!pDispatch.equals(Pointer.NULL));
    // We leak this iUnknown reference because we don't have the JNACOM lib
    // here to wrap the native iUnknown pointer and call iUnknown.release()
    if (W32Errors.SUCCEEDED(hrCI.intValue()))
      Ole32.INSTANCE.CoUninitialize();
  }
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          pszPath));
      assertTrue(Native.toString(pszPath).length() > 0);
    }

    public void testSHGetDesktopFolder() {
        PointerByReference ppshf = new PointerByReference();
        WinNT.HRESULT hr = Shell32.INSTANCE.SHGetDesktopFolder(ppshf);
        assertTrue(W32Errors.SUCCEEDED(hr.intValue()));
        assertTrue(ppshf.getValue() != null);
        // should release the interface, but we need Com4JNA to do that.
    }
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        public byte[] getProperty(X11.Atom xa_prop_type, X11.Atom xa_prop_name) throws X11Exception {
            X11.AtomByReference xa_ret_type_ref = new X11.AtomByReference();
            IntByReference ret_format_ref = new IntByReference();
            NativeLongByReference ret_nitems_ref = new NativeLongByReference();
            NativeLongByReference ret_bytes_after_ref = new NativeLongByReference();
            PointerByReference ret_prop_ref = new PointerByReference();

            NativeLong long_offset = new NativeLong(0);
            NativeLong long_length = new NativeLong(MAX_PROPERTY_VALUE_LEN / 4);

            /* MAX_PROPERTY_VALUE_LEN / 4 explanation (XGetWindowProperty manpage):
             *
             * long_length = Specifies the length in 32-bit multiples of the
             *               data to be retrieved.
             */
            if (x11.XGetWindowProperty(display.x11Display, x11Window, xa_prop_name, long_offset, long_length, false,
                    xa_prop_type, xa_ret_type_ref, ret_format_ref,
                    ret_nitems_ref, ret_bytes_after_ref, ret_prop_ref) != X11.Success) {
                String prop_name = x11.XGetAtomName(display.x11Display, xa_prop_name);
                throw new X11Exception("Cannot get " + prop_name + " property.");
            }

            X11.Atom xa_ret_type = xa_ret_type_ref.getValue();
            Pointer ret_prop = ret_prop_ref.getValue();
           
            if( xa_ret_type == null ){
              //the specified property does not exist for the specified window
              return null;
            }
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        }

        public Window[] getSubwindows() throws X11Exception {
            WindowByReference root = new WindowByReference();
            WindowByReference parent = new WindowByReference();
            PointerByReference children = new PointerByReference();
            IntByReference childCount = new IntByReference();

            if (x11.XQueryTree(display.x11Display, x11Window, root, parent, children, childCount) == 0){
                throw new X11Exception("Can't query subwindows");
            }

            if( childCount.getValue() == 0 ){
                return null;
            }

            Window[] retVal = new Window[ childCount.getValue() ];
            //Depending on if we're running on 64-bit or 32-bit systems,
            //the Window ID size may be different; we need to make sure that
            //we get the data properly no matter what
            if (X11.XID.SIZE == 4) {
                int[] windows = children.getValue().getIntArray( 0, childCount.getValue() );
                for( int x = 0; x < retVal.length; x++ ){
                    X11.Window win = new X11.Window( windows [ x ] );
                    retVal[ x ] = new Window( display, win );
                }
            }
            else {
                long[] windows = children.getValue().getLongArray( 0, childCount.getValue() );
                for( int x = 0; x < retVal.length; x++ ){
                    X11.Window win = new X11.Window( windows [ x ] );
                    retVal[ x ] = new Window( display, win );
                }
            }
            x11.XFree(children.getValue());

            return retVal;
        }
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     *   Specifies the name of the domain.
     * @return
     *  Name of the primary domain controller.
     */
    public static String getDCName(String serverName, String domainName) {
        PointerByReference bufptr = new PointerByReference();
        try {   
            int rc = Netapi32.INSTANCE.NetGetDCName(domainName, serverName, bufptr);
            if (LMErr.NERR_Success != rc) {
                throw new Win32Exception(rc);
            }
            return bufptr.getValue().getWideString(0);
        } finally {
            if (W32Errors.ERROR_SUCCESS != Netapi32.INSTANCE.NetApiBufferFree(bufptr.getValue())) {
                throw new Win32Exception(Kernel32.INSTANCE.GetLastError());
            }
        }
    }
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     * Return the domain/workgroup join status for a computer.
     * @param computerName Computer name.
     * @return Join status.
     */
    public static int getJoinStatus(String computerName) {
        PointerByReference lpNameBuffer = new PointerByReference();
        IntByReference bufferType = new IntByReference();
   
        try {
            int rc = Netapi32.INSTANCE.NetGetJoinInformation(computerName, lpNameBuffer, bufferType);
            if (LMErr.NERR_Success != rc) {
                throw new Win32Exception(rc);     
            }
            return bufferType.getValue();
        } finally {
            if (lpNameBuffer.getPointer() != null) {
                int rc = Netapi32.INSTANCE.NetApiBufferFree(lpNameBuffer.getValue());
                if (LMErr.NERR_Success != rc) {
                    throw new Win32Exception(rc);     
                }
            }
        }   
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