C++ (Cpp) CFX_WideString::Compare Examples

Example #1

File: cpdfsdk_interform.cpp Project: hfiguiere/pdfium

void CPDFSDK_InterForm::OnCalculate(CPDF_FormField* pFormField) {
  CPDFSDK_Environment* pEnv = m_pDocument->GetEnv();
  ASSERT(pEnv);
  if (!pEnv->IsJSInitiated())
    return;

  if (m_bBusy)
    return;

  m_bBusy = TRUE;

  if (!IsCalculateEnabled()) {
    m_bBusy = FALSE;
    return;
  }

  IJS_Runtime* pRuntime = m_pDocument->GetJsRuntime();
  pRuntime->SetReaderDocument(m_pDocument);

  int nSize = m_pInterForm->CountFieldsInCalculationOrder();
  for (int i = 0; i < nSize; i++) {
    CPDF_FormField* pField = m_pInterForm->GetFieldInCalculationOrder(i);
    if (!pField)
      continue;

    int nType = pField->GetFieldType();
    if (nType != FIELDTYPE_COMBOBOX && nType != FIELDTYPE_TEXTFIELD)
      continue;

    CPDF_AAction aAction = pField->GetAdditionalAction();
    if (!aAction.GetDict() || !aAction.ActionExist(CPDF_AAction::Calculate))
      continue;

    CPDF_Action action = aAction.GetAction(CPDF_AAction::Calculate);
    if (!action.GetDict())
      continue;

    CFX_WideString csJS = action.GetJavaScript();
    if (csJS.IsEmpty())
      continue;

    IJS_Context* pContext = pRuntime->NewContext();
    CFX_WideString sOldValue = pField->GetValue();
    CFX_WideString sValue = sOldValue;
    FX_BOOL bRC = TRUE;
    pContext->OnField_Calculate(pFormField, pField, sValue, bRC);

    CFX_WideString sInfo;
    FX_BOOL bRet = pContext->RunScript(csJS, &sInfo);
    pRuntime->ReleaseContext(pContext);

    if (bRet && bRC && sValue.Compare(sOldValue) != 0)
      pField->SetValue(sValue, TRUE);
  }

  m_bBusy = FALSE;
}