gecko-dev/cmd/macfe/gui/CPasteSnooper.h
1998-06-23 01:36:59 +00:00

71 lines
2.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
// ===========================================================================
// CPasteSnooper.h
// an attachment for filtering characters from a paste command
// ===========================================================================
#pragma once
#include <LAttachment.h>
class CStr31;
#define ONLY_TAKE_FIRST_LINE "\r\n", "\f\f"
#define MAKE_RETURNS_SPACES "\r\n", " "
#define DELETE_RETURNS "\r\n", "\b\b"
//========================================================================================
class CPasteSnooper : public LAttachment
// an attachment for filtering characters from a paste command
//========================================================================================
{
public:
// inFind is a pascal string of characters that you
// don't want to allow the user to paste. inReplace is
// a pascal string of characters to replace the inFind
// characters with. ie every instance of inFind[1] is
// replaced with inReplace[1]. to specify that a certain
// character is to be simply deleted, put the character in
// inFind at any location i and set inReplace[i] to
// '\b'. The '\b' code is reserved for deleting characters
// A '\f' in inReplace[i] means that we only take characters up
// to the first occurence of inFind[i] and discard everything
// after that. \a in inReplace[i] means that leading occurences
// of inFind[i] should be stripped
CPasteSnooper (char *inFind, char *inReplace);
virtual ~CPasteSnooper();
protected:
// this creates a CPasteActionSnooper to really do the paste
virtual void ExecuteSelf(MessageT inMessage, void *ioParam);
// Data
protected:
// characters that we're not allowing the user to paste
char *mFind;
// characters used to replace those found in mFilter. '\b' if
// we're supposed to delete a char rather than replace it
char *mReplace;
UInt32 mMaxChars;
}; // class CPasteSnooper