Package com.sun.jna.examples.win32.WinNT

Examples of com.sun.jna.examples.win32.WinNT.HRESULT

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   *            original w32 error code
   * @return the converted value
   */
  public static final HRESULT HRESULT_FROM_WIN32(int x) {
    int f = FACILITY_WIN32;
    return new HRESULT(x <= 0 ? x : ((x) & 0x0000FFFF) | (f <<= 16)
        | 0x80000000);
  }
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        enableButton = new JButton("Enable");
        enableButton.setMnemonic('e');
        enableButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                HRESULT hResult;
                hResult = LibDwmApi.INSTANCE.DwmEnableComposition(LibDwmApi.DWM_EC_ENABLECOMPOSITION);
                System.out.println("DwmEnableComposition hResult=" + hResult.intValue());
                dumpStatus();
            }
        });

        disableButton = new JButton("Disable");
        disableButton.setMnemonic('d');
        disableButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                HRESULT hResult;
                hResult = LibDwmApi.INSTANCE.DwmEnableComposition(LibDwmApi.DWM_EC_DISABLECOMPOSITION);
                System.out.println("DwmEnableComposition hResult=" + hResult.intValue());
                dumpStatus();
            }
        });

        contentPane = new JPanel();
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        frame.setVisible(true);
    }

    private void dumpStatus() {
        IntByReference pfEnabled = new IntByReference();
        HRESULT hResult = LibDwmApi.INSTANCE.DwmIsCompositionEnabled(pfEnabled);
        System.out.println("DwmIsCompositionEnabled hResult=" + hResult.intValue());
        if(hResult.intValue() == LibDwmApi.S_OK) {
            System.out.println("Desktop composition is " + (pfEnabled.getValue() != 0 ? "enabled" : "disabled"));
        }
    }
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  }

  public void testLoadRegTypeLib() {
    CLSID.ByReference clsid = new CLSID.ByReference();
    // get CLSID from string, Microsoft Scripting Engine
    HRESULT hr = Ole32.INSTANCE.CLSIDFromString(new WString(
        "{420B2830-E718-11CF-893D-00A0C9054228}"), clsid);
    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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    assertEquals("{00000000-0000-0000-0000-000000000000}",
        Native.toString(lpsz));
  }

  public void testCoInitializeEx() {
    HRESULT hr = Ole32.INSTANCE.CoInitializeEx(null, 0);
    assertTrue(W32Errors.SUCCEEDED(hr.intValue())
        || hr.intValue() == W32Errors.RPC_E_CHANGED_MODE);
    if (W32Errors.SUCCEEDED(hr.intValue()))
      Ole32.INSTANCE.CoUninitialize();
  }
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    if (W32Errors.SUCCEEDED(hr.intValue()))
      Ole32.INSTANCE.CoUninitialize();
  }

  public void testCoCreateInstance() {
    HRESULT hrCI = Ole32.INSTANCE.CoInitializeEx(null, 0);

    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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   * @return
   *  A GUID.
   */
  public static GUID getGUIDFromString(String guidString) {
    GUID lpiid = new GUID();
      HRESULT hr = Ole32.INSTANCE.IIDFromString(guidString, lpiid);
      if (! hr.equals(W32Errors.S_OK)) {
        throw new RuntimeException(hr.toString());
      }
      return lpiid;
  }
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   * @return
   *  New GUID.
   */
  public static GUID generateGUID() {
    GUID pguid = new GUID();
      HRESULT hr = Ole32.INSTANCE.CoCreateGuid(pguid);
      if (! hr.equals(W32Errors.S_OK)) {
        throw new RuntimeException(hr.toString());
      }
      return pguid;
  }
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   */
  public static void SafeArrayPutElement(SAFEARRAY array, long index,
      VARIANT arg) {
    long[] idx = new long[1];
    idx[0] = index;
    HRESULT hr = OleAuto.INSTANCE.SafeArrayPutElement(array, idx, arg);
    COMUtils.SUCCEEDED(hr);
  }
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   */
  public static VARIANT SafeArrayGetElement(SAFEARRAY array, long index) {
    long[] idx = new long[1];
    idx[0] = index;
    VARIANT result = new VARIANT();
    HRESULT hr = OleAuto.INSTANCE.SafeArrayGetElement(array, idx,
        result.getPointer());
    COMUtils.SUCCEEDED(hr);
    return result;
  }
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Related Classes of com.sun.jna.examples.win32.WinNT.HRESULT

  • com.sun.jna.examples.AlphaMaskDemo
  • com.sun.jna.examples.FileMonitor$W32FileMonitor
  • com.sun.jna.examples.FileUtils$W32FileUtils
  • com.sun.jna.examples.KeyboardUtils$W32KeyboardUtils
  • com.sun.jna.examples.win32.Advapi32Util
  • com.sun.jna.examples.win32.Advapi32Util$EventLogRecord
  • com.sun.jna.examples.win32.Kernel32Util
  • com.sun.jna.examples.win32.W32Errors
  • com.sun.jna.examples.win32.WinNT.ACCESS_ACEStructure
  • com.sun.jna.examples.win32.WinNT.ACL
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