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Opens a solution file of the type .sln, .dsw, or .vbg.
Namespace:  Microsoft.VisualStudio.Shell.Interop
Assembly:  Microsoft.VisualStudio.Shell.Interop (in Microsoft.VisualStudio.Shell.Interop.dll)
Syntax
'Declaration
Function OpenSolutionFile ( _
    grfOpenOpts As UInteger, _
    pszFilename As String _
) As Integer
int OpenSolutionFile(
    uint grfOpenOpts,
    string pszFilename
)
int OpenSolutionFile(
    [InAttribute] unsigned int grfOpenOpts, 
    [InAttribute] String^ pszFilename
)
abstract OpenSolutionFile : 
        grfOpenOpts:uint32 * 
        pszFilename:string -> int
function OpenSolutionFile(
    grfOpenOpts : uint, 
    pszFilename : String
) : int
Parameters
- grfOpenOpts 
 Type: UInt32- [in] Options for opening a solution file. For a list of grfOpenOpts values, see __VSSLNOPENOPTIONS. 
- pszFilename 
 Type: String- [in] Pointer to the name of the solution file to open. 
Return Value
Type: Int32
If the method succeeds, it returns S_OK. If it fails, it returns an error code.
Remarks
COM Signature
From vsshell.idl:
HRESULT IVsSolution2::OpenSolutionFile(
   [in] VSSLNOPENOPTIONS grfOpenOpts, 
   [in] LPCOLESTR pszFilename
);
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.