IOleInPlaceSiteWindowless.OnDefWindowMessage Method

Invokes the default processing for all messages passed to an object.

Namespace: Microsoft.VisualStudio.OLE.Interop
Assembly: Microsoft.VisualStudio.OLE.Interop (in Microsoft.VisualStudio.OLE.Interop.dll)

Syntax

'宣言
Function OnDefWindowMessage ( _
    MSG As UInteger, _
    wParam As IntPtr, _
    lParam As IntPtr, _
    <OutAttribute> ByRef plResult As Integer _
) As Integer
'使用
Dim instance As IOleInPlaceSiteWindowless
Dim MSG As UInteger
Dim wParam As IntPtr
Dim lParam As IntPtr
Dim plResult As Integer
Dim returnValue As Integer

returnValue = instance.OnDefWindowMessage(MSG, _
    wParam, lParam, plResult)

int OnDefWindowMessage(
    uint MSG,
    IntPtr wParam,
    IntPtr lParam,
    out int plResult
)

int OnDefWindowMessage(
    [InAttribute] unsigned int MSG, 
    [InAttribute] IntPtr wParam, 
    [InAttribute] IntPtr lParam, 
    [OutAttribute] int% plResult
)

function OnDefWindowMessage(
    MSG : uint, 
    wParam : IntPtr, 
    lParam : IntPtr, 
    plResult : int
) : int

Parameters

MSG
Type: System.UInt32

[in] Identifier for the window message provided to the container by Windows.

wParam
Type: System.IntPtr

[in] Parameter for the window message provided to the container by Windows.

lParam
Type: System.IntPtr

[in] Parameter for the window message provided to the container by Windows.

plResult
Type: System.Int32%

[out] Pointer to result code for the window message as defined in the Windows API.

Return Value

Type: System.Int32

S_OK

The container's default processing for the window message was successfully invoked.

S_FALSE

The container's default processing for the window message was not invoked. See Note to Implementers below.

Remarks

For information on the COM interface, see IOleInPlaceSiteWindowless::OnDefWindowMessage

Permissions

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.