API Reference > Extension Classes > Windows Classes
Windows Classes
 
Name 
Description 
 
This class is the platform-independent base class for classes that drawing preview. library: Source code provided.  
 
 
 
This class adds drawing preview to the CFileDialog class. library: Source code provided.  
 
 
 
This class implements a node in an ErrorContext stack. 
 
 
 
This class implements an OLE item handler module for Windows. Library: Source code provided.  
 
This class implements a safe OleInitialize() and OleUninitialize(). It prevents initialization and uninitialization conflicts. 
 
This class is the platform-independent base class for classes that add drawing preview to dialog boxes. library: Source code provided.  
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