void IEnumSTATPROPSTG.Clone(out IEnumSTATPROPSTG ppenum)
{
UnsafeNativeCompoundFileMethods.UnsafeNativeIEnumSTATPROPSTG enumSTATPROPSTG;
_unsafeEnumSTATPROPSTG.Clone(out enumSTATPROPSTG);
if (enumSTATPROPSTG != null)
{
ppenum = new SafeIEnumSTATPROPSTGImplementation(enumSTATPROPSTG);
}
else
{
ppenum = null;
}
}
void IEnumSTATPROPSTG.Clone(out IEnumSTATPROPSTG ppenum)
{
SecurityHelper.DemandCompoundFileIOPermission();
UnsafeNativeCompoundFileMethods.UnsafeNativeIEnumSTATPROPSTG enumSTATPROPSTG;
_unsafeEnumSTATPROPSTG.Clone(out enumSTATPROPSTG);
if (enumSTATPROPSTG != null)
{
ppenum = new SafeIEnumSTATPROPSTGImplementation(enumSTATPROPSTG);
}
else
{
ppenum = null;
}
}
// Methods
internal StatPropStgCollection(IPropertyStorage propertyStorage)
{
StatPropStg Stat;
IEnumSTATPROPSTG oEnum = propertyStorage.Enum();
Label_0024:
var fetched = 0;
if (oEnum.Next(1, out Stat, out fetched) == 0)
{
base.InnerList.Add(Stat);
goto Label_0024;
}
Marshal.ReleaseComObject(oEnum);
oEnum = null;
}
void IPropertyStorage.Enum(
out IEnumSTATPROPSTG ppenum
)
{
#if Using_SafeIPropertyStorageImplementation_Enum
UnsafeNativeCompoundFileMethods.UnsafeNativeIEnumSTATPROPSTG unsafeEnumSTATPROPSTG;
_unsafePropertyStorage.Enum(
out unsafeEnumSTATPROPSTG
);
if (unsafeEnumSTATPROPSTG != null)
{
ppenum = new SafeIEnumSTATPROPSTGImplementation(unsafeEnumSTATPROPSTG);
}
else
#endif
ppenum = null;
}
public void Clear()
{
StatPropStg StatProp;
IEnumSTATPROPSTG oEnum = this.m_IPropStgObj.Enum();
Label_003E:
var fetched = 0;
if (oEnum.Next(1, out StatProp, out fetched) == 0)
{
if (StatProp.PropName == null)
{
this.Remove(StatProp.PropID);
}
else
{
this.Remove(StatProp.PropName);
}
goto Label_003E;
}
Marshal.ReleaseComObject(oEnum);
}
internal static PropertySet FromIPropertyStorage(IPropertyStorage propertyStorage)
{
if (propertyStorage == null)
{
throw new ArgumentNullException("propertyStorage");
}
HRESULT hr = HRESULT.E_FAIL;
PropertySet propertySet = null;
STATPROPSETSTG stat;
propertyStorage.Stat(out stat);
IEnumSTATPROPSTG enumerator = null;
List <Property> properties = new List <Property>();
try
{
if (NativeMethods.Succeeded(hr = propertyStorage.Enum(out enumerator)))
{
STATPROPSTG[] sps = new STATPROPSTG[] { default(STATPROPSTG) };
uint fetched = 0;
while ((enumerator.Next(1, sps, out fetched) == HRESULT.S_OK) && (fetched == 1))
{
string name;
PROPVARIANT propvar = default(PROPVARIANT);
try
{
propertyStorage.GetPropertyName(sps[0].propid, out name);
sps[0].lpwstrName = name;
propertyStorage.GetProperty(sps[0].propid, out propvar);
properties.Add(new Property(sps[0], propvar.Value));
}
catch
{
}
finally
{
propvar.Clear();
}
}
}
}
catch
{
}
finally
{
if (enumerator != null)
{
enumerator.FinalRelease();
}
}
Type type = System.Reflection.Assembly.GetExecutingAssembly().GetPropertySetType(stat.fmtid);
if (type == null)
{
// In this case, we did not find a strongly typed property set.
type = typeof(PropertySet);
}
propertySet = PropertySet.InvokeInternalConstructor(type, stat, properties.ToArray());
propertySet.Name = type.GetPropertySetName();
return(propertySet);
}
void IEnumSTATPROPSTG.Clone(out IEnumSTATPROPSTG ppenum)
{
SecurityHelper.DemandCompoundFileIOPermission();
UnsafeNativeCompoundFileMethods.UnsafeNativeIEnumSTATPROPSTG enumSTATPROPSTG;
_unsafeEnumSTATPROPSTG.Clone(out enumSTATPROPSTG);
if (enumSTATPROPSTG != null)
ppenum = new SafeIEnumSTATPROPSTGImplementation(enumSTATPROPSTG);
else
ppenum = null;
}
void IPropertyStorage.Enum(
out IEnumSTATPROPSTG ppenum
)
{
SecurityHelper.DemandCompoundFileIOPermission();
#if Using_SafeIPropertyStorageImplementation_Enum
UnsafeNativeCompoundFileMethods.UnsafeNativeIEnumSTATPROPSTG unsafeEnumSTATPROPSTG;
_unsafePropertyStorage.Enum(
out unsafeEnumSTATPROPSTG
);
if (unsafeEnumSTATPROPSTG != null)
ppenum = new SafeIEnumSTATPROPSTGImplementation(unsafeEnumSTATPROPSTG);
else
#endif
ppenum = null;
}
internal static void FinalRelease(this IEnumSTATPROPSTG enumerator)
{
Marshal.FinalReleaseComObject(enumerator);
}
