1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/other-licenses/7zstub/src/Windows/PropVariant.cpp Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,310 @@
1.4 +// Windows/PropVariant.cpp
1.5 +
1.6 +#include "StdAfx.h"
1.7 +
1.8 +#include "PropVariant.h"
1.9 +
1.10 +#include "../Common/Defs.h"
1.11 +
1.12 +namespace NWindows {
1.13 +namespace NCOM {
1.14 +
1.15 +CPropVariant::CPropVariant(const PROPVARIANT& varSrc)
1.16 +{
1.17 + vt = VT_EMPTY;
1.18 + InternalCopy(&varSrc);
1.19 +}
1.20 +
1.21 +CPropVariant::CPropVariant(const CPropVariant& varSrc)
1.22 +{
1.23 + vt = VT_EMPTY;
1.24 + InternalCopy(&varSrc);
1.25 +}
1.26 +
1.27 +CPropVariant::CPropVariant(BSTR bstrSrc)
1.28 +{
1.29 + vt = VT_EMPTY;
1.30 + *this = bstrSrc;
1.31 +}
1.32 +
1.33 +CPropVariant::CPropVariant(LPCOLESTR lpszSrc)
1.34 +{
1.35 + vt = VT_EMPTY;
1.36 + *this = lpszSrc;
1.37 +}
1.38 +
1.39 +CPropVariant& CPropVariant::operator=(const CPropVariant& varSrc)
1.40 +{
1.41 + InternalCopy(&varSrc);
1.42 + return *this;
1.43 +}
1.44 +CPropVariant& CPropVariant::operator=(const PROPVARIANT& varSrc)
1.45 +{
1.46 + InternalCopy(&varSrc);
1.47 + return *this;
1.48 +}
1.49 +
1.50 +CPropVariant& CPropVariant::operator=(BSTR bstrSrc)
1.51 +{
1.52 + *this = (LPCOLESTR)bstrSrc;
1.53 + return *this;
1.54 +}
1.55 +
1.56 +CPropVariant& CPropVariant::operator=(LPCOLESTR lpszSrc)
1.57 +{
1.58 + InternalClear();
1.59 + vt = VT_BSTR;
1.60 + bstrVal = ::SysAllocString(lpszSrc);
1.61 + if (bstrVal == NULL && lpszSrc != NULL)
1.62 + {
1.63 + vt = VT_ERROR;
1.64 + scode = E_OUTOFMEMORY;
1.65 + }
1.66 + return *this;
1.67 +}
1.68 +
1.69 +
1.70 +CPropVariant& CPropVariant::operator=(bool bSrc)
1.71 +{
1.72 + if (vt != VT_BOOL)
1.73 + {
1.74 + InternalClear();
1.75 + vt = VT_BOOL;
1.76 + }
1.77 + boolVal = bSrc ? VARIANT_TRUE : VARIANT_FALSE;
1.78 + return *this;
1.79 +}
1.80 +
1.81 +CPropVariant& CPropVariant::operator=(UInt32 value)
1.82 +{
1.83 + if (vt != VT_UI4)
1.84 + {
1.85 + InternalClear();
1.86 + vt = VT_UI4;
1.87 + }
1.88 + ulVal = value;
1.89 + return *this;
1.90 +}
1.91 +
1.92 +CPropVariant& CPropVariant::operator=(UInt64 value)
1.93 +{
1.94 + if (vt != VT_UI8)
1.95 + {
1.96 + InternalClear();
1.97 + vt = VT_UI8;
1.98 + }
1.99 + uhVal.QuadPart = value;
1.100 + return *this;
1.101 +}
1.102 +
1.103 +CPropVariant& CPropVariant::operator=(const FILETIME &value)
1.104 +{
1.105 + if (vt != VT_FILETIME)
1.106 + {
1.107 + InternalClear();
1.108 + vt = VT_FILETIME;
1.109 + }
1.110 + filetime = value;
1.111 + return *this;
1.112 +}
1.113 +
1.114 +CPropVariant& CPropVariant::operator=(Int32 value)
1.115 +{
1.116 + if (vt != VT_I4)
1.117 + {
1.118 + InternalClear();
1.119 + vt = VT_I4;
1.120 + }
1.121 + lVal = value;
1.122 +
1.123 + return *this;
1.124 +}
1.125 +
1.126 +CPropVariant& CPropVariant::operator=(Byte value)
1.127 +{
1.128 + if (vt != VT_UI1)
1.129 + {
1.130 + InternalClear();
1.131 + vt = VT_UI1;
1.132 + }
1.133 + bVal = value;
1.134 + return *this;
1.135 +}
1.136 +
1.137 +CPropVariant& CPropVariant::operator=(Int16 value)
1.138 +{
1.139 + if (vt != VT_I2)
1.140 + {
1.141 + InternalClear();
1.142 + vt = VT_I2;
1.143 + }
1.144 + iVal = value;
1.145 + return *this;
1.146 +}
1.147 +
1.148 +/*
1.149 +CPropVariant& CPropVariant::operator=(LONG value)
1.150 +{
1.151 + if (vt != VT_I4)
1.152 + {
1.153 + InternalClear();
1.154 + vt = VT_I4;
1.155 + }
1.156 + lVal = value;
1.157 + return *this;
1.158 +}
1.159 +*/
1.160 +
1.161 +static HRESULT MyPropVariantClear(PROPVARIANT *propVariant)
1.162 +{
1.163 + switch(propVariant->vt)
1.164 + {
1.165 + case VT_UI1:
1.166 + case VT_I1:
1.167 + case VT_I2:
1.168 + case VT_UI2:
1.169 + case VT_BOOL:
1.170 + case VT_I4:
1.171 + case VT_UI4:
1.172 + case VT_R4:
1.173 + case VT_INT:
1.174 + case VT_UINT:
1.175 + case VT_ERROR:
1.176 + case VT_FILETIME:
1.177 + case VT_UI8:
1.178 + case VT_R8:
1.179 + case VT_CY:
1.180 + case VT_DATE:
1.181 + propVariant->vt = VT_EMPTY;
1.182 + return S_OK;
1.183 + }
1.184 + return ::VariantClear((VARIANTARG *)propVariant);
1.185 +}
1.186 +
1.187 +HRESULT CPropVariant::Clear()
1.188 +{
1.189 + return MyPropVariantClear(this);
1.190 +}
1.191 +
1.192 +HRESULT CPropVariant::Copy(const PROPVARIANT* pSrc)
1.193 +{
1.194 + ::VariantClear((tagVARIANT *)this);
1.195 + switch(pSrc->vt)
1.196 + {
1.197 + case VT_UI1:
1.198 + case VT_I1:
1.199 + case VT_I2:
1.200 + case VT_UI2:
1.201 + case VT_BOOL:
1.202 + case VT_I4:
1.203 + case VT_UI4:
1.204 + case VT_R4:
1.205 + case VT_INT:
1.206 + case VT_UINT:
1.207 + case VT_ERROR:
1.208 + case VT_FILETIME:
1.209 + case VT_UI8:
1.210 + case VT_R8:
1.211 + case VT_CY:
1.212 + case VT_DATE:
1.213 + memmove((PROPVARIANT*)this, pSrc, sizeof(PROPVARIANT));
1.214 + return S_OK;
1.215 + }
1.216 + return ::VariantCopy((tagVARIANT *)this, (tagVARIANT *)(pSrc));
1.217 +}
1.218 +
1.219 +
1.220 +HRESULT CPropVariant::Attach(PROPVARIANT* pSrc)
1.221 +{
1.222 + HRESULT hr = Clear();
1.223 + if (FAILED(hr))
1.224 + return hr;
1.225 + memcpy(this, pSrc, sizeof(PROPVARIANT));
1.226 + pSrc->vt = VT_EMPTY;
1.227 + return S_OK;
1.228 +}
1.229 +
1.230 +HRESULT CPropVariant::Detach(PROPVARIANT* pDest)
1.231 +{
1.232 + HRESULT hr = MyPropVariantClear(pDest);
1.233 + if (FAILED(hr))
1.234 + return hr;
1.235 + memcpy(pDest, this, sizeof(PROPVARIANT));
1.236 + vt = VT_EMPTY;
1.237 + return S_OK;
1.238 +}
1.239 +
1.240 +HRESULT CPropVariant::InternalClear()
1.241 +{
1.242 + HRESULT hr = Clear();
1.243 + if (FAILED(hr))
1.244 + {
1.245 + vt = VT_ERROR;
1.246 + scode = hr;
1.247 + }
1.248 + return hr;
1.249 +}
1.250 +
1.251 +void CPropVariant::InternalCopy(const PROPVARIANT* pSrc)
1.252 +{
1.253 + HRESULT hr = Copy(pSrc);
1.254 + if (FAILED(hr))
1.255 + {
1.256 + vt = VT_ERROR;
1.257 + scode = hr;
1.258 + }
1.259 +}
1.260 +
1.261 +int CPropVariant::Compare(const CPropVariant &a)
1.262 +{
1.263 + if(vt != a.vt)
1.264 + return 0; // it's mean some bug
1.265 + switch (vt)
1.266 + {
1.267 + case VT_EMPTY:
1.268 + return 0;
1.269 +
1.270 + /*
1.271 + case VT_I1:
1.272 + return MyCompare(cVal, a.cVal);
1.273 + */
1.274 + case VT_UI1:
1.275 + return MyCompare(bVal, a.bVal);
1.276 +
1.277 + case VT_I2:
1.278 + return MyCompare(iVal, a.iVal);
1.279 + case VT_UI2:
1.280 + return MyCompare(uiVal, a.uiVal);
1.281 +
1.282 + case VT_I4:
1.283 + return MyCompare(lVal, a.lVal);
1.284 + /*
1.285 + case VT_INT:
1.286 + return MyCompare(intVal, a.intVal);
1.287 + */
1.288 + case VT_UI4:
1.289 + return MyCompare(ulVal, a.ulVal);
1.290 + /*
1.291 + case VT_UINT:
1.292 + return MyCompare(uintVal, a.uintVal);
1.293 + */
1.294 + case VT_I8:
1.295 + return MyCompare(hVal.QuadPart, a.hVal.QuadPart);
1.296 + case VT_UI8:
1.297 + return MyCompare(uhVal.QuadPart, a.uhVal.QuadPart);
1.298 +
1.299 + case VT_BOOL:
1.300 + return -MyCompare(boolVal, a.boolVal);
1.301 +
1.302 + case VT_FILETIME:
1.303 + return ::CompareFileTime(&filetime, &a.filetime);
1.304 + case VT_BSTR:
1.305 + return 0; // Not implemented
1.306 + // return MyCompare(aPropVarint.cVal);
1.307 +
1.308 + default:
1.309 + return 0;
1.310 + }
1.311 +}
1.312 +
1.313 +}}
