Extension of the LockBuffer method.
Namespace:  Microsoft.VisualStudio.TextManager.Interop
Assembly:  Microsoft.VisualStudio.TextManager.Interop (in Microsoft.VisualStudio.TextManager.Interop.dll)
Syntax
'Declaration
Function LockBufferEx ( _
    dwFlags As UInteger _
) As Integer
int LockBufferEx(
    uint dwFlags
)
int LockBufferEx(
    [InAttribute] unsigned int dwFlags
)
abstract LockBufferEx : 
        dwFlags:uint32 -> int
function LockBufferEx(
    dwFlags : uint
) : int
Parameters
dwFlags
Type: System.UInt32[in]Combine with a bitwise or of BufferLockFlags, presently either BLF_READ or BLF_WRITE.)
Return Value
Type: System.Int32
If the method succeeds, it returns S_OK. If it fails, it returns an error code.
Remarks
COM Signature
From textmgr.idl:
HRESULT IVsTextStream::LockBufferEx(
   [in] DWORD dwFlags
);
When the LockBufferEx method is called by one thread, no other thread can perform write operations on the buffer. To unlock the buffer, call UnlockBufferEx.
.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.