Examples with PointerByReference com.sun.jna.ptr.PointerByReference used on opensource projects

Example 11 with PointerByReference

use of com.sun.jna.ptr.PointerByReference in project jna by java-native-access.

the class ITypeLibTest method testLibAttr.

public void testLibAttr() {
    ITypeLib shellTypeLib = loadShellTypeLib();
    PointerByReference pbr = new PointerByReference();
    HRESULT hr = shellTypeLib.GetLibAttr(pbr);
    assertTrue(COMUtils.SUCCEEDED(hr));
    OaIdl.TLIBATTR tlibAttr = new OaIdl.TLIBATTR(pbr.getValue());
    assertEquals(SHELL_CLSID, tlibAttr.guid.toGuidString());
    assertEquals(SHELL_MAJOR, tlibAttr.wMajorVerNum.intValue());
    assertEquals(SHELL_MINOR, tlibAttr.wMinorVerNum.intValue());
    shellTypeLib.ReleaseTLibAttr(tlibAttr);
}

Example 12 with PointerByReference

use of com.sun.jna.ptr.PointerByReference in project jna by java-native-access.

the class ITypeLibTest method loadShellTypeLib.

private ITypeLib loadShellTypeLib() {
    CLSID.ByReference clsid = new CLSID.ByReference();
    // get CLSID from string
    HRESULT hr = Ole32.INSTANCE.CLSIDFromString(new WString(SHELL_CLSID), clsid);
    assertTrue(COMUtils.SUCCEEDED(hr));
    // get user default lcid
    LCID lcid = Kernel32.INSTANCE.GetUserDefaultLCID();
    PointerByReference pShellTypeLib = new PointerByReference();
    // load typelib
    hr = OleAuto.INSTANCE.LoadRegTypeLib(clsid, SHELL_MAJOR, SHELL_MINOR, lcid, pShellTypeLib);
    assertTrue(COMUtils.SUCCEEDED(hr));
    return new TypeLib(pShellTypeLib.getValue());
}

Example 13 with PointerByReference

use of com.sun.jna.ptr.PointerByReference in project jna by java-native-access.

the class ITypeLibTest method testFindName.

public void testFindName() {
    ITypeLib shellTypeLib = loadShellTypeLib();
    // The found member is Count, search done with lowercase value to test
    // correct behaviour (search is case insensitive)
    String memberValue = "count";
    String memberValueOk = "Count";
    Pointer p = Ole32.INSTANCE.CoTaskMemAlloc((memberValue.length() + 1L) * Native.WCHAR_SIZE);
    WTypes.LPOLESTR olestr = new WTypes.LPOLESTR(p);
    olestr.setValue(memberValue);
    short maxResults = 100;
    ULONG lHashVal = new ULONG(0);
    USHORTByReference pcFound = new USHORTByReference(maxResults);
    Pointer[] pointers = new Pointer[maxResults];
    MEMBERID[] rgMemId = new MEMBERID[maxResults];
    HRESULT hr = shellTypeLib.FindName(olestr, lHashVal, pointers, rgMemId, pcFound);
    assertTrue(COMUtils.SUCCEEDED(hr));
    // If a reader can come up with more tests it would be appretiated,
    // the documentation is unclear what more can be expected
    // 2 matches come from manual tests
    assertTrue(pcFound.getValue().intValue() == 2);
    // Check that function return corrected member name (Count) - see uppercase C
    assertEquals(memberValueOk, olestr.getValue());
    // There have to be as many pointers as reported by pcFound
    assertNotNull(pointers[0]);
    assertNotNull(pointers[1]);
    // Might be flaky, contract only defined positions 0 -> (pcFound - 1)
    assertNull(pointers[2]);
    // Test access to second value
    TypeInfo secondTypeInfo = new TypeInfo(pointers[1]);
    PointerByReference pbr = new PointerByReference();
    hr = secondTypeInfo.GetTypeAttr(pbr);
    assertTrue(COMUtils.SUCCEEDED(hr));
    OaIdl.TYPEATTR pTypeAttr = new OaIdl.TYPEATTR(pbr.getValue());
    // Either interface FolderItemVerbs ({1F8352C0-50B0-11CF-960C-0080C7F4EE85})
    // or FolderItems ({744129E0-CBE5-11CE-8350-444553540000})
    String typeGUID = pTypeAttr.guid.toGuidString();
    assertTrue(typeGUID.equals("{1F8352C0-50B0-11CF-960C-0080C7F4EE85}") || typeGUID.equals("{744129E0-CBE5-11CE-8350-444553540000}"));
    secondTypeInfo.ReleaseTypeAttr(pTypeAttr);
    Ole32.INSTANCE.CoTaskMemFree(olestr.getPointer());
}

Example 14 with PointerByReference

use of com.sun.jna.ptr.PointerByReference in project jna by java-native-access.

the class ITypeLibTest method testGetTypeInfo.

public void testGetTypeInfo() {
    ITypeLib shellTypeLib = loadShellTypeLib();
    PointerByReference ppTInfo = new PointerByReference();
    HRESULT hr = shellTypeLib.GetTypeInfo(new UINT(0), ppTInfo);
    assertTrue(COMUtils.SUCCEEDED(hr));
//System.out.println("ITypeInfo: " + ppTInfo.toString());
}

Example 15 with PointerByReference

use of com.sun.jna.ptr.PointerByReference in project jna by java-native-access.

the class IUnknownTest method testQueryInterface.

public void testQueryInterface() {
    Unknown iUnknown = this.createIUnknown();
    PointerByReference ppvObject = new PointerByReference();
    iUnknown.QueryInterface(new REFIID(IUnknown.IID_IUNKNOWN), ppvObject);
    assertTrue("ppvObject:" + ppvObject.toString(), ppvObject != null);
}