826 lines
20 KiB
C++
826 lines
20 KiB
C++
/*++
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© 1998 Seagate Software, Inc. All rights reserved
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Module Name:
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wsbstrg.cpp
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Abstract:
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This component is an object representations of the STRING standard type. It
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is both a persistable and collectable.
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Author:
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Chuck Bardeen [cbardeen] 29-Oct-1996
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Revision History:
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--*/
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#include "stdafx.h"
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#include "wsbstrg.h"
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HRESULT
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CWsbString::CompareToString(
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IN OLECHAR* value,
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OUT SHORT* pResult
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)
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/*++
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Implements:
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IWsbString::CompareToString
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--*/
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{
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HRESULT hr = E_FAIL;
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SHORT result;
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WsbTraceIn(OLESTR("CWsbString::CompareToString"), OLESTR("value = <%ls>"), value);
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// Comapre the two strings, and do the null checking in case the clib
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// can't handle it. If there are two valid strings, then use this objects
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// isCaseDependent flag to determine how to compare the values.
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if (0 == value) {
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if (m_value == 0) {
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result = 0;
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} else {
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result = 1;
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}
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} else {
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if (m_value == 0) {
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result = -1;
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} else {
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if (m_isCaseDependent) {
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result = (SHORT)wcscmp(m_value, value);
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}
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else {
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result = (SHORT)_wcsicmp(m_value, value);
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}
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}
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}
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// If the aren't equal, then return false.
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if (result != 0) {
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hr = S_FALSE;
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}
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else {
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hr = S_OK;
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}
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// If they asked for the relative value back, then return it to them.
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if (0 != pResult) {
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*pResult = result;
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}
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WsbTraceOut(OLESTR("CWsbString::CompareToString"), OLESTR("hr = <%ls>, result = <%d>"), WsbHrAsString(hr), result);
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return(hr);
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}
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HRESULT
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CWsbString::CompareToIString(
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IN IWsbString* pString,
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OUT SHORT* pResult
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)
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/*++
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Implements:
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IWsbString::CompareToIString
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--*/
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{
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HRESULT hr = E_FAIL;
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CWsbStringPtr value;
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WsbTraceIn(OLESTR("CWsbString::CompareToIString"), OLESTR(""));
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try {
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// Did they give us a valid item to compare to?
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WsbAssert(0 != pString, E_POINTER);
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// Get it's value and compare them.
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WsbAffirmHr(pString->GetString(&value, 0));
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hr = CompareToString(value, pResult);
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} WsbCatch(hr);
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WsbTraceOut(OLESTR("CWsbString::CompareToIString"), OLESTR("hr = <%ls>, result = <%ls>"), WsbHrAsString(hr), WsbPtrToShortAsString(pResult));
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return(hr);
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}
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HRESULT
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CWsbString::CompareTo(
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IN IUnknown* pCollectable,
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OUT SHORT* pResult
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)
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/*++
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Implements:
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IWsbCollectable::CompareTo
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--*/
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{
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HRESULT hr = E_FAIL;
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IWsbString* pString;
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WsbTraceIn(OLESTR("CWsbString::CompareTo"), OLESTR(""));
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try {
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// Did they give us a valid item to compare to?
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WsbAssert(0 != pCollectable, E_POINTER);
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// We need the IWsbString interface to get the value of the object.
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WsbAffirmHr(pCollectable->QueryInterface(IID_IWsbString, (void**) &pString));
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hr = CompareToIString(pString, pResult);
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} WsbCatch(hr);
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WsbTraceOut(OLESTR("CWsbString::CompareTo"), OLESTR("hr = <%ls>, result = <%ls>"), WsbHrAsString(hr), WsbPtrToShortAsString(pResult));
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return(hr);
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}
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HRESULT
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CWsbString::FinalConstruct(
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void
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)
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/*++
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Implements:
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CComObjectRoot::FinalConstruct
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--*/
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{
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HRESULT hr = S_OK;
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try {
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WsbAffirmHr(CWsbObject::FinalConstruct());
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m_isCaseDependent = TRUE;
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} WsbCatch(hr);
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return(hr);
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}
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HRESULT
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CWsbString::GetClassID(
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OUT CLSID* pClsid
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)
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/*++
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Implements:
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IPersist::GetClassID
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--*/
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{
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HRESULT hr = S_OK;
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WsbTraceIn(OLESTR("CWsbString::GetClassID"), OLESTR(""));
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try {
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WsbAssert(0 != pClsid, E_POINTER);
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*pClsid = CLSID_CWsbString;
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} WsbCatch(hr);
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WsbTraceOut(OLESTR("CWsbString::GetClassID"), OLESTR("hr = <%ls>, CLSID = <%ls>"), WsbHrAsString(hr), WsbGuidAsString(*pClsid));
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return(hr);
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}
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HRESULT
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CWsbString::GetSizeMax(
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OUT ULARGE_INTEGER* pcbSize
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)
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/*++
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Implements:
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IPersistStream::GetSizeMax
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--*/
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{
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HRESULT hr = S_OK;
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WsbTraceIn(OLESTR("CWsbString::GetSizeMax"), OLESTR(""));
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try {
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WsbAssert(0 != pcbSize, E_POINTER);
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pcbSize->QuadPart = WsbPersistSizeOf(BOOL) + WsbPersistSizeOf(ULONG) + WsbPersistSize((wcslen(m_value) + 1) * sizeof(OLECHAR));
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} WsbCatch(hr);
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WsbTraceOut(OLESTR("CWsbString::GetSizeMax"), OLESTR("hr = <%ls>, Size = <%ls>"), WsbHrAsString(hr), WsbPtrToUliAsString(pcbSize));
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return(hr);
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}
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HRESULT
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CWsbString::GetString(
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OUT OLECHAR** pValue,
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IN ULONG bufferSize
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)
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/*++
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Implements:
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IWsbString::GetString
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--*/
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{
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HRESULT hr = S_OK;
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WsbTraceIn(OLESTR("CWsbString::GetString"), OLESTR(""));
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try {
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WsbAssert(0 != pValue, E_POINTER);
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WsbAffirmHr(m_value.CopyTo(pValue, bufferSize));
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} WsbCatch(hr);
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WsbTraceOut(OLESTR("CWsbString::GetString"), OLESTR("hr = <%ls>, value = <%ls>"), WsbHrAsString(hr), m_value);
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return(hr);
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}
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HRESULT
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CWsbString::GetStringAndCase(
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OUT OLECHAR** pValue,
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OUT BOOL* pIsCaseDependent,
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IN ULONG bufferSize
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)
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/*++
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Implements:
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IWsbString::GetStringAndCase
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--*/
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{
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HRESULT hr = S_OK;
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WsbTraceIn(OLESTR("CWsbString::GetString"), OLESTR(""));
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try {
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WsbAssert(0 != pValue, E_POINTER);
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WsbAssert(0 != pIsCaseDependent, E_POINTER);
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WsbAffirmHr(m_value.CopyTo(pValue, bufferSize));
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*pIsCaseDependent = m_isCaseDependent;
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} WsbCatch(hr);
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WsbTraceOut(OLESTR("CWsbString::GetString"), OLESTR("hr = <%ls>, value = <%ls>"), WsbHrAsString(hr), m_value);
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return(hr);
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}
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HRESULT
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CWsbString::IsCaseDependent(
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void
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)
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/*++
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||
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Implements:
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||
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IWsbString::IsCaseDependent
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--*/
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{
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WsbTraceIn(OLESTR("CWsbString::IsCaseDependent"), OLESTR(""));
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WsbTraceOut(OLESTR("CWsbString::IsCaseDependent"), OLESTR("isCaseDependent = <%ls>"), WsbBoolAsString(m_isCaseDependent));
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return(m_isCaseDependent ? S_OK : S_FALSE);
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}
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HRESULT
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CWsbString::Load(
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IN IStream* pStream
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)
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/*++
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||
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Implements:
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||
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IPersistStream::Load
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--*/
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{
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HRESULT hr = S_OK;
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WsbTraceIn(OLESTR("CWsbString::Load"), OLESTR(""));
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||
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try {
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WsbAssert(0 != pStream, E_POINTER);
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||
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// First get CaseDependent flag.
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WsbAffirmHr(WsbLoadFromStream(pStream, &m_isCaseDependent));
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// Now get the string.
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WsbAffirmHr(WsbLoadFromStream(pStream, &m_value, 0));
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} WsbCatch(hr);
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WsbTraceOut(OLESTR("CWsbString::Load"), OLESTR("hr = <%ls>, value = <%ls>"), WsbHrAsString(hr), WsbPtrToStringAsString(&m_value));
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return(hr);
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}
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||
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||
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HRESULT
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CWsbString::Save(
|
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IN IStream* pStream,
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IN BOOL clearDirty
|
||
)
|
||
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/*++
|
||
|
||
Implements:
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||
|
||
IPersistStream::Save().
|
||
|
||
--*/
|
||
{
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||
HRESULT hr = S_OK;
|
||
|
||
WsbTraceIn(OLESTR("CWsbString::Save"), OLESTR("clearDirty = <%ls>"), WsbBoolAsString(clearDirty));
|
||
|
||
try {
|
||
|
||
WsbAssert(0 != pStream, E_POINTER);
|
||
|
||
// First save the CaseDependent flag.
|
||
WsbAffirmHr(WsbSaveToStream(pStream, m_isCaseDependent));
|
||
|
||
// Now save the string.
|
||
WsbAffirmHr(WsbSaveToStream(pStream, (OLECHAR*)m_value));
|
||
|
||
// If we got it saved and we were asked to clear the dirty bit, then
|
||
// do so now.
|
||
if (clearDirty) {
|
||
m_isDirty = FALSE;
|
||
}
|
||
|
||
} WsbCatch(hr);
|
||
|
||
WsbTraceOut(OLESTR("CWsbString::Save"), OLESTR("hr = <%ls>"), WsbHrAsString(hr));
|
||
|
||
return(hr);
|
||
}
|
||
|
||
|
||
HRESULT
|
||
CWsbString::SetIsCaseDependent(
|
||
BOOL isCaseDependent
|
||
)
|
||
|
||
/*++
|
||
|
||
Implements:
|
||
|
||
IWsbString::SetIsCaseDependent
|
||
|
||
--*/
|
||
{
|
||
WsbTraceIn(OLESTR("CWsbString::SetIsCaseDependent"), OLESTR("value = <%ls>"), WsbBoolAsString(isCaseDependent));
|
||
|
||
m_isDirty = TRUE;
|
||
m_isCaseDependent = isCaseDependent;
|
||
|
||
WsbTraceOut(OLESTR("CWsbString::SetIsCaseDependent"), OLESTR(""));
|
||
|
||
return(S_OK);
|
||
}
|
||
|
||
|
||
HRESULT
|
||
CWsbString::SetString(
|
||
IN OLECHAR* value
|
||
)
|
||
|
||
/*++
|
||
|
||
Implements:
|
||
|
||
IWsbString::SetString
|
||
|
||
--*/
|
||
{
|
||
HRESULT hr = S_OK;
|
||
|
||
WsbTraceIn(OLESTR("CWsbString::SetString"), OLESTR("value = <%ls>"), WsbPtrToStringAsString(&value));
|
||
|
||
try {
|
||
|
||
m_value = value;
|
||
m_isDirty = TRUE;
|
||
|
||
} WsbCatch(hr);
|
||
|
||
WsbTraceOut(OLESTR("CWsbString::SetString"), OLESTR("hr = <%ls>"), WsbHrAsString(hr));
|
||
|
||
return(hr);
|
||
}
|
||
|
||
|
||
HRESULT
|
||
CWsbString::SetStringAndCase(
|
||
IN OLECHAR* value,
|
||
IN BOOL isCaseDependent
|
||
)
|
||
|
||
/*++
|
||
|
||
Implements:
|
||
|
||
IWsbString::SetStringAndCase
|
||
|
||
--*/
|
||
{
|
||
HRESULT hr = S_OK;
|
||
|
||
WsbTraceIn(OLESTR("CWsbString::SetStringAndCase"), OLESTR("value = <%ls>, isCaseDependent = <%ls>"), WsbPtrToStringAsString(&value), WsbBoolAsString(isCaseDependent));
|
||
|
||
try {
|
||
|
||
m_value = value;
|
||
m_isDirty = TRUE;
|
||
m_isCaseDependent = isCaseDependent;
|
||
|
||
} WsbCatch(hr);
|
||
|
||
WsbTraceOut(OLESTR("CWsbString::SetStringAndCase"), OLESTR("hr = <%ls>"), WsbHrAsString(hr));
|
||
|
||
return(hr);
|
||
}
|
||
|
||
|
||
HRESULT
|
||
CWsbString::Test(
|
||
OUT USHORT* passed,
|
||
OUT USHORT* failed
|
||
)
|
||
|
||
/*++
|
||
|
||
Implements:
|
||
|
||
IWsbTestable::Test
|
||
|
||
--*/
|
||
{
|
||
*passed = 0;
|
||
*failed = 0;
|
||
|
||
HRESULT hr = S_OK;
|
||
|
||
#if !defined(WSB_NO_TEST)
|
||
CComPtr<IWsbString> pString1;
|
||
CComPtr<IWsbString> pString2;
|
||
// CComPtr<IPersistFile> pFile1;
|
||
// CComPtr<IPersistFile> pFile2;
|
||
OLECHAR* value = NULL;
|
||
BOOL isCaseDependent;
|
||
SHORT result;
|
||
|
||
WsbTraceIn(OLESTR("CWsbString::Test"), OLESTR(""));
|
||
|
||
try {
|
||
|
||
// Get the pString interface.
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(((IUnknown*) (IWsbString*) this)->QueryInterface(IID_IWsbString, (void**) &pString1));
|
||
|
||
// Set the bool to a value, and see if it is returned.
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetString(OLESTR("Test Case")));
|
||
WsbAffirmHr(pString1->GetString(&value, 0));
|
||
WsbAssert(wcscmp(value, OLESTR("Test Case")) == 0, E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
|
||
// Set the case dependence flag.
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetIsCaseDependent(FALSE));
|
||
WsbAssert(pString1->IsCaseDependent() == S_FALSE, E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetIsCaseDependent(TRUE));
|
||
WsbAssert(pString1->IsCaseDependent() == S_OK, E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
|
||
// Set Both string and case
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetStringAndCase(OLESTR("Both"), FALSE));
|
||
WsbAffirmHr(pString1->GetStringAndCase(&value, &isCaseDependent, 0));
|
||
WsbAssert((wcscmp(value, OLESTR("Both")) == 0) && (isCaseDependent == FALSE), E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
|
||
// Create another instance and test the comparisson methods:
|
||
try {
|
||
WsbAffirmHr(CoCreateInstance(CLSID_CWsbString, NULL, CLSCTX_ALL, IID_IWsbString, (void**) &pString2));
|
||
|
||
// Check the default values.
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString2->GetStringAndCase(&value, &isCaseDependent, 0));
|
||
WsbAssert((wcscmp(value, OLESTR("")) == 0) && isCaseDependent, E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
|
||
// IsEqual()
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetStringAndCase(OLESTR("HiJk"), TRUE));
|
||
WsbAffirmHr(pString2->SetStringAndCase(OLESTR("HiJk"), FALSE));
|
||
WsbAssert(pString1->IsEqual(pString2) == S_OK, E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetStringAndCase(OLESTR("HiJk"), TRUE));
|
||
WsbAffirmHr(pString2->SetStringAndCase(OLESTR("HIJK"), FALSE));
|
||
WsbAssert(pString1->IsEqual(pString2) == S_FALSE, E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetStringAndCase(OLESTR("HiJk"), FALSE));
|
||
WsbAffirmHr(pString2->SetStringAndCase(OLESTR("HiJk"), TRUE));
|
||
WsbAssert(pString1->IsEqual(pString2) == S_OK, E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetStringAndCase(OLESTR("HiJk"), FALSE));
|
||
WsbAffirmHr(pString2->SetStringAndCase(OLESTR("HIJK"), TRUE));
|
||
WsbAssert(pString1->IsEqual(pString2) == S_OK, E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
|
||
// CompareTo()
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetStringAndCase(OLESTR("HiJk"), TRUE));
|
||
WsbAffirmHr(pString2->SetString(OLESTR("HiJk")));
|
||
WsbAssert((pString1->CompareTo(pString2, &result) == S_OK) && (0 == result), E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetStringAndCase(OLESTR("AABC"), TRUE));
|
||
WsbAffirmHr(pString2->SetString(OLESTR("ABCC")));
|
||
WsbAssert((pString1->CompareTo(pString2, &result) == S_FALSE) && (-1 == result), E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetStringAndCase(OLESTR("BBC"), TRUE));
|
||
WsbAffirmHr(pString2->SetString(OLESTR("ABCC")));
|
||
WsbAssert((pString1->CompareTo(pString2, &result) == S_FALSE) && (1 == result), E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetStringAndCase(OLESTR("abcc"), TRUE));
|
||
WsbAffirmHr(pString2->SetString(OLESTR("ABCC")));
|
||
WsbAssert((pString1->CompareTo(pString2, &result) == S_FALSE) && (1 == result), E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetStringAndCase(OLESTR("abcc"), FALSE));
|
||
WsbAffirmHr(pString2->SetString(OLESTR("ABCC")));
|
||
WsbAssert((pString1->CompareTo(pString2, &result) == S_OK) && (0 == result), E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
#ifdef STRG_PERSIST_FILE
|
||
// TODO? Open the file and convert it to a stream?
|
||
// Try out the persistence stuff.
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->QueryInterface(IID_IPersistFile, (void**) &pFile1));
|
||
WsbAffirmHr(pString2->QueryInterface(IID_IPersistFile, (void**) &pFile2));
|
||
|
||
// The item should be dirty.
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString2->SetStringAndCase(OLESTR("The quick brown fox."), TRUE));
|
||
WsbAssert(pFile2->IsDirty() == S_OK, E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
|
||
// Save the item, and remember.
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pFile2->Save(OLESTR("c:\\WsbTests\\WsbString.tst"), TRUE));
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
|
||
// It shouldn't be dirty.
|
||
hr = S_OK;
|
||
try {
|
||
WsbAssert(pFile2->IsDirty() == S_FALSE, E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
|
||
// Try reading it in to another object.
|
||
hr = S_OK;
|
||
try {
|
||
WsbAffirmHr(pString1->SetStringAndCase(OLESTR("jumped over the lazy dog."), FALSE));
|
||
WsbAffirmHr(pFile1->Load(OLESTR("c:\\WsbTests\\WsbString.tst"), 0));
|
||
WsbAssert(pString1->CompareToString(OLESTR("The quick brown fox."), NULL) == S_OK, E_FAIL);
|
||
WsbAssert(pString1->IsCaseDependent() == S_OK, E_FAIL);
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
#endif
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
} WsbCatch(hr);
|
||
|
||
if (hr == S_OK) {
|
||
(*passed)++;
|
||
} else {
|
||
(*failed)++;
|
||
}
|
||
|
||
|
||
// Tally up the results
|
||
if (*failed) {
|
||
hr = S_FALSE;
|
||
} else {
|
||
hr = S_OK;
|
||
}
|
||
|
||
} WsbCatch(hr);
|
||
|
||
// If we used the temporary string buffer, then free it now.
|
||
if (0 != value) {
|
||
WsbFree(value);
|
||
}
|
||
|
||
WsbTraceOut(OLESTR("CWsbString::Test"), OLESTR("hr = <%ls>"), WsbHrAsString(hr));
|
||
#endif
|
||
|
||
return(hr);
|
||
}
|