Import.SendMessage (IntPtr, UInt32, IntPtr, IntPtr) Method

[DllImport("user32.dll",
            CharSet = CharSet.Auto,
            SetLastError = true)] 
public static extern IntPtr SendMessage( 
IntPtr hWnd
UInt32 Msg
IntPtr wParam
IntPtr lParam 
)
This language is not supported or no code example is available.

Parameters

hWnd
IntPtr

Msg
UInt32

wParam
IntPtr

lParam
IntPtr

Return Value

IntPtr
[DllImport("user32.dll",
     CharSet = CharSet.Auto,
     SetLastError = true)]
 public static extern IntPtr SendMessage(IntPtr hWnd,
     uint Msg,
     IntPtr wParam,
     IntPtr lParam);
					
This language is not supported or no code example is available.

.NET Framework

Supported in: 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8

.NET Core

Supported in: 5.0+, 6.0+

In this article

Definition