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Learn more about: COleDispatchException Class |
COleDispatchException Class |
11/04/2016 |
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0e95c8be-e21a-490c-99ec-181c6a9a26d0 |
Handles exceptions specific to the OLE IDispatch interface, which is a key part of OLE automation.
class COleDispatchException : public CException
| Name | Description |
|---|---|
| COleDispatchException::m_dwHelpContext | Help context for error. |
| COleDispatchException::m_strDescription | Verbal error description. |
| COleDispatchException::m_strHelpFile | Help file to use with m_dwHelpContext. |
| COleDispatchException::m_strSource | Application that generated the exception. |
| COleDispatchException::m_wCode | IDispatch-specific error code. |
Like the other exception classes derived from the CException base class, COleDispatchException can be used with the THROW, THROW_LAST, TRY, CATCH, AND_CATCH, and END_CATCH macros.
In general, you should call AfxThrowOleDispatchException to create and throw a COleDispatchException object.
For more information on exceptions, see the articles Exception Handling (MFC) and Exceptions: OLE Exceptions.
COleDispatchException
Header: afxdisp.h
Identifies a help context in your application's help (.HLP) file.
DWORD m_dwHelpContext;
This member is set by the function AfxThrowOleDispatchException when an exception is thrown.
See the example for COleDispatchDriver::CreateDispatch.
Contains a verbal error description, such as "Disk full."
CString m_strDescription;
This member is set by the function AfxThrowOleDispatchException when an exception is thrown.
See the example for COleDispatchDriver::CreateDispatch.
The framework fills in this string with the name of the application's help file.
CString m_strHelpFile;
The framework fills in this string with the name of the application that generated the exception.
CString m_strSource;
See the example for COleDispatchDriver::CreateDispatch.
Contains an error code specific to your application.
WORD m_wCode;
This member is set by the function AfxThrowOleDispatchException when an exception is thrown.
MFC Sample CALCDRIV
CException Class
Hierarchy Chart
COleDispatchDriver Class
COleException Class