Multiline Button

private const int BS_MULTILINE = 0x00002000;
private const int GWL_STYLE = -16;

[System.Runtime.InteropServices.DllImport("coredll")]
private static extern int GetWindowLong(IntPtr hWnd, int nIndex);

[System.Runtime.InteropServices.DllImport("coredll")]
private static extern int SetWindowLong(IntPtr hWnd, int nIndex, int dwNewLong);

public static void MakeButtonMultiline(Button b)
{
IntPtr hwnd = b.Handle;
int currentStyle = GetWindowLong(hwnd, GWL_STYLE);
int newStyle = SetWindowLong(hwnd, GWL_STYLE, currentStyle | BS_MULTILINE);
}