tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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SetProperties.cpp (2031B)

      1 // SetProperties.cpp
      2 
      3 #include "StdAfx.h"
      4 
      5 #include "../../../Common/MyCom.h"
      6 #include "../../../Common/MyString.h"
      7 #include "../../../Common/StringToInt.h"
      8 
      9 #include "../../../Windows/PropVariant.h"
     10 
     11 #include "../../Archive/IArchive.h"
     12 
     13 #include "SetProperties.h"
     14 
     15 using namespace NWindows;
     16 using namespace NCOM;
     17 
     18 static void ParseNumberString(const UString &s, NCOM::CPropVariant &prop)
     19 {
     20  const wchar_t *end;
     21  UInt64 result = ConvertStringToUInt64(s, &end);
     22  if (*end != 0 || s.IsEmpty())
     23    prop = s;
     24  else if (result <= (UInt32)0xFFFFFFFF)
     25    prop = (UInt32)result;
     26  else
     27    prop = result;
     28 }
     29 
     30 HRESULT SetProperties(IUnknown *unknown, const CObjectVector<CProperty> &properties)
     31 {
     32  if (properties.IsEmpty())
     33    return S_OK;
     34  CMyComPtr<ISetProperties> setProperties;
     35  unknown->QueryInterface(IID_ISetProperties, (void **)&setProperties);
     36  if (!setProperties)
     37    return S_OK;
     38 
     39  UStringVector realNames;
     40  CPropVariant *values = new CPropVariant[properties.Size()];
     41  try
     42  {
     43    unsigned i;
     44    for (i = 0; i < properties.Size(); i++)
     45    {
     46      const CProperty &property = properties[i];
     47      NCOM::CPropVariant propVariant;
     48      UString name = property.Name;
     49      if (property.Value.IsEmpty())
     50      {
     51        if (!name.IsEmpty())
     52        {
     53          wchar_t c = name.Back();
     54          if (c == L'-')
     55            propVariant = false;
     56          else if (c == L'+')
     57            propVariant = true;
     58          if (propVariant.vt != VT_EMPTY)
     59            name.DeleteBack();
     60        }
     61      }
     62      else
     63        ParseNumberString(property.Value, propVariant);
     64      realNames.Add(name);
     65      values[i] = propVariant;
     66    }
     67    CRecordVector<const wchar_t *> names;
     68    for (i = 0; i < realNames.Size(); i++)
     69      names.Add((const wchar_t *)realNames[i]);
     70    
     71    RINOK(setProperties->SetProperties(&names.Front(), values, names.Size()));
     72  }
     73  catch(...)
     74  {
     75    delete []values;
     76    throw;
     77  }
     78  delete []values;
     79  return S_OK;
     80 }