www.pudn.com > GGMeeting(jb51.net).rar > NativeMethods.cs, change:2015-04-08,size:1501b


´╗┐using System; 
using System.Collections.Generic; 
using System.Text; 
using System.Runtime.InteropServices; 
 
namespace ESFramework.Boost.Controls.Internals 
{ 
    internal partial class NativeMethods 
    { 
        public const int WM_USER = 0x0400; 
        public const int EM_GETOLEINTERFACE = WM_USER + 60; 
 
        [DllImport("User32.dll",  
            CharSet = CharSet.Auto,  
            PreserveSig = false)] 
        public static extern IRichEditOle SendMessage( 
            IntPtr hWnd, int message, int wParam); 
 
        [DllImport("ole32.dll")] 
        public static extern int CreateILockBytesOnHGlobal( 
            IntPtr hGlobal, bool fDeleteOnRelease, out ILockBytes ppLkbyt); 
 
        [DllImport("ole32.dll")] 
        public static extern int StgCreateDocfileOnILockBytes( 
            ILockBytes plkbyt, uint grfMode, uint reserved, out IStorage ppstgOpen); 
 
        [DllImport("ole32.dll")] 
        public static extern int OleCreateFromFile([In] ref Guid rclsid, 
            [MarshalAs(UnmanagedType.LPWStr)] string lpszFileName,  
            [In] ref Guid riid, 
            uint renderopt,  
            ref FORMATETC pFormatEtc,  
            IOleClientSite pClientSite, 
            IStorage pStg,  
            [MarshalAs(UnmanagedType.IUnknown)] out object ppvObj); 
 
        [DllImport("ole32.dll")] 
        public static extern int OleSetContainedObject( 
            [MarshalAs(UnmanagedType.IUnknown)] object pUnk, bool fContained); 
    } 
}