Examples with USHORTByReference com.sun.jna.platform.win32.WinDef.USHORTByReference used on opensource projects

Example 1 with USHORTByReference

use of com.sun.jna.platform.win32.WinDef.USHORTByReference 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 2 with USHORTByReference

use of com.sun.jna.platform.win32.WinDef.USHORTByReference in project jna by java-native-access.

the class TypeLibUtil method FindName.

/**
     * Find name.
     * 
     * @param name
     *            the name
     * @param hashVal
     *            the hash val or 0 if unknown
     * @param maxResult
     *            maximum number of items to search
     * @return the find name
     */
public FindName FindName(String name, int hashVal, short maxResult) {
    Pointer p = Ole32.INSTANCE.CoTaskMemAlloc((name.length() + 1L) * Native.WCHAR_SIZE);
    WTypes.LPOLESTR olestr = new WTypes.LPOLESTR(p);
    olestr.setValue(name);
    ULONG lHashVal = new ULONG(hashVal);
    USHORTByReference pcFound = new USHORTByReference(maxResult);
    Pointer[] ppTInfo = new Pointer[maxResult];
    MEMBERID[] rgMemId = new MEMBERID[maxResult];
    HRESULT hr = this.typelib.FindName(olestr, lHashVal, ppTInfo, rgMemId, pcFound);
    COMUtils.checkRC(hr);
    FindName findName = new FindName(olestr.getValue(), ppTInfo, rgMemId, pcFound.getValue().shortValue());
    Ole32.INSTANCE.CoTaskMemFree(p);
    return findName;
}