GetCodeForDllCanUnloadNow

아티클
12/18/2017

The latest version of this topic can be found at GetCodeForDllCanUnloadNow.

Gets the appropriate code for unloading the DLL.

Syntax

  
      function GetCodeForDllCanUnloadNow(   
   nLineStart,   
   nLineEnd    
);

Parameters

nLineStart
The zero-based line number for the start of the function.

nLineEnd
The zero-based line number for the end of the function.

Return Value

A string containing the code for unloading the DLL.

Remarks

Call this member function to retrieve the appropriate code for unloading the DLL. Calling this function creates a single string by concatenating the array elements you specify.

The following table shows code for unloading the DLL.

Line number	Code
0	AFX_MANAGE_STATE(AfxGetStaticModuleState());
1	if (_AtlModule.GetLockCount() > 0)
2	\treturn S_FALSE;
3	return S_OK;

For each of the lines returned, GetCodeForDllCanUnloadNow adds a leading tab (\t) and a trailing "CR-LF" (carriage return - linefeed) character pair (\r\n).

Example

// Get the lines numbered 1 and 2 above  
GetCodeForDllCanUnloadNow
(1, 2)  
  
// returns the following string  
// "\tif (_AtlModule.GetLockCount() > 0)\r\n\t\treturn S_FALSE;\r\n"

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