// return a new DynamicPropertyAccessor
internal static object NewDynamicPropertyAccessor(Type ownerType, string propertyName)
{
SystemCoreExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemCore();
return((extensions != null) ? extensions.NewDynamicPropertyAccessor(ownerType, propertyName) : null);
}
// return true if the item is an XmlNamespaceManager
internal static bool IsXmlNamespaceManager(object item)
{
SystemXmlExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemXml();
return((extensions != null) ? extensions.IsXmlNamespaceManager(item) : false);
}
// Get a bitmap from the given data (either BitmapSource or Bitmap)
internal static object GetBitmap(object data)
{
SystemDrawingExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemDrawing(force: true);
return((extensions != null) ? extensions.GetBitmap(data) : null);
}
// Convert a metafile to HBitmap
internal static IntPtr ConvertMetafileToHBitmap(IntPtr handle)
{
SystemDrawingExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemDrawing(force: true);
return((extensions != null) ? extensions.ConvertMetafileToHBitmap(handle) : IntPtr.Zero);
}
//returns bitmap snapshot of selected area
//this code takes a BitmapImage and converts it to a Bitmap so it can be put on the clipboard
internal static object GetBitmapFromBitmapSource(object source)
{
SystemDrawingExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemDrawing(force: true);
return((extensions != null) ? extensions.GetBitmapFromBitmapSource(source) : null);
}
// return the handle from a metafile
internal static IntPtr GetHandleFromMetafile(Object data)
{
SystemDrawingExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemDrawing();
return((extensions != null) ? extensions.GetHandleFromMetafile(data) : IntPtr.Zero);
}
// return true if the list is a DataView
internal static bool IsDataView(IBindingList list)
{
SystemDataExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemData();
return((extensions != null) ? extensions.IsDataView(list) : false);
}
// get the InnerText of the given node
internal static object GetInnerText(object item)
{
SystemXmlExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemXml();
return((extensions != null) ? extensions.GetInnerText(item) : null);
}
// return a string of the form "{http://my.namespace}TagName"
internal static string GetXElementTagName(object item)
{
SystemXmlLinqExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemXmlLinq();
return((extensions != null) ? extensions.GetXElementTagName(item) : null);
}
// XLinq exposes several properties on XElement that create new objects
// every time the getter is called.
internal static bool IsXLinqNonIdempotentProperty(PropertyDescriptor pd)
{
SystemXmlLinqExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemXmlLinq();
return((extensions != null) ? extensions.IsXLinqNonIdempotentProperty(pd) : false);
}
// return true if the item is an XElement
internal static bool IsXElement(object item)
{
SystemXmlLinqExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemXmlLinq();
return((extensions != null) ? extensions.IsXElement(item) : false);
}
// Token: 0x06006531 RID: 25905 RVA: 0x001C679C File Offset: 0x001C499C
internal static bool IsIDynamicMetaObjectProvider(object item)
{
SystemCoreExtensionMethods systemCoreExtensionMethods = AssemblyHelper.ExtensionsForSystemCore(false);
return(systemCoreExtensionMethods != null && systemCoreExtensionMethods.IsIDynamicMetaObjectProvider(item));
}
// return a DynamicIndexerAccessor with the given number of arguments
internal static object GetIndexerAccessor(int rank)
{
SystemCoreExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemCore();
return((extensions != null) ? extensions.GetIndexerAccessor(rank) : null);
}
// return true if parent is an empty XmlDataCollection.
internal static bool IsEmptyXmlDataCollection(object parent)
{
SystemXmlExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemXml();
return((extensions != null) ? extensions.IsEmptyXmlDataCollection(parent) : false);
}
// return true if the item is a DataRowView
internal static bool IsDataRowView(object item)
{
SystemDataExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemData();
return((extensions != null) ? extensions.IsDataRowView(item) : false);
}
// when item is an XmlNode, get its tag name (using the target DO as context
// for namespace lookups)
internal static string GetXmlTagName(object item, DependencyObject target)
{
SystemXmlExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemXml();
return((extensions != null) ? extensions.GetXmlTagName(item, target) : null);
}
// return true if the value is null in the SqlTypes sense
internal static bool IsSqlNull(object value)
{
SystemDataExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemData();
return((extensions != null) ? extensions.IsSqlNull(value) : false);
}
// return a new default-printing permission
internal static CodeAccessPermission NewDefaultPrintingPermission()
{
SystemDrawingExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemDrawing(force: true);
return((extensions != null) ? extensions.NewDefaultPrintingPermission() : null);
}
// return true if the type is nullable in the SqlTypes sense
internal static bool IsSqlNullableType(Type type)
{
SystemDataExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemData();
return((extensions != null) ? extensions.IsSqlNullableType(type) : false);
}
// return true if the data is a graphics metafile
internal static bool IsMetafile(object data)
{
SystemDrawingExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemDrawing();
return((extensions != null) ? extensions.IsMetafile(data) : false);
}
// ADO DataSet exposes some properties that cause problems involving
// identity and change notifications. We handle these specially.
internal static bool IsDataSetCollectionProperty(PropertyDescriptor pd)
{
SystemDataExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemData();
return((extensions != null) ? extensions.IsDataSetCollectionProperty(pd) : false);
}
// Get the metafile from the handle of the enhanced metafile.
internal static Object GetMetafileFromHemf(IntPtr hMetafile)
{
SystemDrawingExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemDrawing(force: true);
return((extensions != null) ? extensions.GetMetafileFromHemf(hMetafile) : null);
}
// Intercept GetValue calls for certain ADO properties
internal static object GetValue(object item, PropertyDescriptor pd, bool useFollowParent)
{
SystemDataExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemData();
return((extensions != null) ? extensions.GetValue(item, pd, useFollowParent) : null);
}
// Get a bitmap handle from a Bitmap
internal static IntPtr GetHBitmapFromBitmap(object data)
{
SystemDrawingExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemDrawing();
return((extensions != null) ? extensions.GetHBitmapFromBitmap(data) : IntPtr.Zero);
}
// return true if DBNull is a valid value for the given item and column.
// The column may be specified directly by name, or indirectly by indexer: Item[arg]
internal static bool DetermineWhetherDBNullIsValid(object item, string columnName, object arg)
{
SystemDataExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemData();
return((extensions != null) ? extensions.DetermineWhetherDBNullIsValid(item, columnName, arg) : false);
}
// return a stream for the ExifUserComment in the given Gif
internal static Stream GetCommentFromGifStream(Stream stream)
{
SystemDrawingExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemDrawing(force: true);
return((extensions != null) ? extensions.GetCommentFromGifStream(stream) : null);
}
// return true if the item implements IDynamicMetaObjectProvider
internal static bool IsIDynamicMetaObjectProvider(object item)
{
SystemCoreExtensionMethods extensions = AssemblyHelper.ExtensionsForSystemCore();
return((extensions != null) ? extensions.IsIDynamicMetaObjectProvider(item) : false);
}
