GetTextExtentEditSession.h

// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
// PARTICULAR PURPOSE.
//
// Copyright (c) Microsoft Corporation. All rights reserved

#pragma once

#include "EditSession.h"

class CSampleIME;
class CTfTextLayoutSink;

//////////////////////////////////////////////////////////////////////
//
//    ITfEditSession
//        CEditSessionBase
// CGetTextExtentEditSession class
//
//////////////////////////////////////////////////////////////////////

//+---------------------------------------------------------------------------
//
// CGetTextExtentEditSession
//
//----------------------------------------------------------------------------

class CGetTextExtentEditSession : public CEditSessionBase
{
  public:
    CGetTextExtentEditSession(_In_ CSampleIME *pTextService, _In_ ITfContext *pContext,
                              _In_ ITfContextView *pContextView, _In_ ITfRange *pRangeComposition,
                              _In_ CTfTextLayoutSink *pTextLayoutSink);

    // ITfEditSession
    STDMETHODIMP DoEditSession(TfEditCookie ec);

  private:
    ITfContextView *_pContextView;
    ITfRange *_pRangeComposition;
    CTfTextLayoutSink *_pTfTextLayoutSink;
};