/// <summary>
/// Constructs a new Property object
/// </summary>
/// <param name="propertyKey"></param>
/// <param name="description"></param>
/// <param name="propertyStore"></param>
public ShellProperty(
PropertyKey propertyKey,
ShellPropertyDescription description,
IPropertyStore propertyStore)
{
this.propertyKey = propertyKey;
this.description = description;
NativePropertyStore = propertyStore;
AllowSetTruncatedValue = false;
}
/// <summary>
/// Constructs a new Property object
/// </summary>
/// <param name="propertyKey"></param>
/// <param name="description"></param>
/// <param name="parent"></param>
public ShellProperty(
PropertyKey propertyKey,
ShellPropertyDescription description,
ShellObject parent)
{
this.propertyKey = propertyKey;
this.description = description;
ParentShellObject = parent;
AllowSetTruncatedValue = false;
}
private static IShellProperty GenericCreateShellProperty <T>(PropertyKey propKey, T thirdArg)
{
Type thirdType = (thirdArg is ShellObject) ? typeof(ShellObject) : typeof(T);
ShellPropertyDescription propDesc = ShellPropertyDescriptionsCache.Cache.GetPropertyDescription(propKey);
// Get the generic type
Type type = typeof(ShellProperty <>).MakeGenericType(VarEnumToSystemType(propDesc.VarEnumType));
// The hash for the function is based off the generic type and which type (constructor) we're using.
int hash = GetTypeHash(type, thirdType);
if (!_storeCache.TryGetValue(hash, out Func <PropertyKey, ShellPropertyDescription, object, IShellProperty> ctor))
{
Type[] argTypes = { typeof(PropertyKey), typeof(ShellPropertyDescription), thirdType };
ctor = ExpressConstructor(type, argTypes);
_storeCache.Add(hash, ctor);
}
return(ctor(propKey, propDesc, thirdArg));
}
internal IShellProperty CreateTypedProperty(PropertyKey propKey)
{
ShellPropertyDescription desc = ShellPropertyDescriptionsCache.Cache.GetPropertyDescription(propKey);
switch (desc.VarEnumType)
{
case (VarEnum.VT_EMPTY):
case (VarEnum.VT_NULL):
{
return(new ShellProperty <Object>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_UI1):
{
return(new ShellProperty <Byte?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_I2):
{
return(new ShellProperty <Int16?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_UI2):
{
return(new ShellProperty <UInt16?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_I4):
{
return(new ShellProperty <Int32?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_UI4):
{
return(new ShellProperty <UInt32?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_I8):
{
return(new ShellProperty <Int64?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_UI8):
{
return(new ShellProperty <UInt64?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_R8):
{
return(new ShellProperty <Double?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_BOOL):
{
return(new ShellProperty <Boolean?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_FILETIME):
{
return(new ShellProperty <DateTime?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_CLSID):
{
return(new ShellProperty <IntPtr?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_CF):
{
return(new ShellProperty <IntPtr?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_BLOB):
{
return(new ShellProperty <Byte[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_LPWSTR):
{
return(new ShellProperty <String>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_UNKNOWN):
{
return(new ShellProperty <IntPtr?>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_STREAM):
{
return(new ShellProperty <IStream>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_UI1):
{
return(new ShellProperty <Byte[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_I2):
{
return(new ShellProperty <Int16[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_UI2):
{
return(new ShellProperty <UInt16[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_I4):
{
return(new ShellProperty <Int32[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_UI4):
{
return(new ShellProperty <UInt32[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_I8):
{
return(new ShellProperty <Int64[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_UI8):
{
return(new ShellProperty <UInt64[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_R8):
{
return(new ShellProperty <Double[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_BOOL):
{
return(new ShellProperty <Boolean[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_FILETIME):
{
return(new ShellProperty <DateTime[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_CLSID):
{
return(new ShellProperty <IntPtr[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_CF):
{
return(new ShellProperty <IntPtr[]>(propKey, desc, ParentShellObject));
}
case (VarEnum.VT_VECTOR | VarEnum.VT_LPWSTR):
{
return(new ShellProperty <String[]>(propKey, desc, ParentShellObject));
}
default:
{
return(new ShellProperty <Object>(propKey, desc, ParentShellObject));
}
}
}
internal IShellProperty CreateTypedProperty <T>(PropertyKey propKey)
{
ShellPropertyDescription desc = ShellPropertyDescriptionsCache.Cache.GetPropertyDescription(propKey);
return(new ShellProperty <T>(propKey, desc, ParentShellObject));
}
private static void ShowPropertyInfo(string propertyName, ShellPropertyDescription propDesc)
{
Console.WriteLine("\nProperty {0}", propDesc.CanonicalName);
Console.WriteLine("\tPropertyKey: {0}, {1}", propDesc.PropertyKey.FormatId.ToString("B"), propDesc.PropertyKey.PropertyId);
Console.WriteLine("\tLabel: {0}", propDesc.DisplayName);
Console.WriteLine("\tEdit Invitation: {0}", propDesc.EditInvitation);
Console.WriteLine("\tDisplay Type: {0}", propDesc.DisplayType);
Console.WriteLine("\tVar Enum Type: {0}", propDesc.VarEnumType);
Console.WriteLine("\tValue Type: {0}", propDesc.ValueType);
Console.WriteLine("\tDefault Column Width: {0}", propDesc.DefaultColumWidth);
Console.WriteLine("\tAggregation Type: {0}", propDesc.AggregationTypes);
Console.WriteLine("\tHas Multiple Values: {0}", (propDesc.TypeFlags & PropertyTypeFlags.MultipleValues) == PropertyTypeFlags.MultipleValues);
Console.WriteLine("\tIs Group: {0}", (propDesc.TypeFlags & PropertyTypeFlags.IsGroup) == PropertyTypeFlags.IsGroup);
Console.WriteLine("\tIs Innate: {0}", (propDesc.TypeFlags & PropertyTypeFlags.IsInnate) == PropertyTypeFlags.IsInnate);
Console.WriteLine("\tIs Queryable: {0}", (propDesc.TypeFlags & PropertyTypeFlags.IsQueryable) == PropertyTypeFlags.IsQueryable);
Console.WriteLine("\tIs Viewable: {0}", (propDesc.TypeFlags & PropertyTypeFlags.IsViewable) == PropertyTypeFlags.IsViewable);
Console.WriteLine("\tIs SystemProperty: {0}", (propDesc.TypeFlags & PropertyTypeFlags.IsSystemProperty) == PropertyTypeFlags.IsSystemProperty);
}