summaryrefslogtreecommitdiff
path: root/xfa/src/fee/include/ifde_txtedtbuf.h
blob: 921b17a518066176edfe929165bbe770a98ebe24 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#ifndef _IFDE_TXTEDTBUF_H
#define _IFDE_TXTEDTBUF_H
#define FDE_DEFCHUNKLENGTH	(1024)
class IFDE_TxtEdtBuf;
class IFDE_TxtEdtBuf
{
public:
    virtual void		Release() = 0;

    virtual FX_BOOL		SetChunkSize(int32_t nChunkSize) = 0;
    virtual int32_t	GetChunkSize() const = 0;
    virtual int32_t	GetTextLength() const = 0;
    virtual void		SetText(const CFX_WideString &wsText) = 0;
    virtual void		GetText(CFX_WideString &wsText) const = 0;
    virtual FX_WCHAR	GetCharByIndex(int32_t nIndex) const = 0;
    virtual void		GetRange(CFX_WideString &wsText, int32_t nBegin, int32_t nCount = - 1) const = 0;

    virtual void		Insert(int32_t nPos, FX_LPCWSTR lpText, int32_t nLength = 1) = 0;
    virtual void		Delete(int32_t nIndex, int32_t nLength = 1) = 0;

    virtual void		Clear(FX_BOOL bRelease = TRUE) = 0;

    virtual FX_BOOL		Optimize(IFX_Pause * pPause = NULL) = 0;
};
#endif