obj_clipboard.cpp

来自「ncbi源码」· C++ 代码 · 共 183 行

/*
 * ===========================================================================
 * PRODUCTION $Log: obj_clipboard.cpp,v $
 * PRODUCTION Revision 1000.0  2004/06/01 21:21:01  gouriano
 * PRODUCTION PRODUCTION: IMPORTED [GCC34_MSVC7] Dev-tree R1.2
 * PRODUCTION
 * ===========================================================================
 */

/*  $Id: obj_clipboard.cpp,v 1000.0 2004/06/01 21:21:01 gouriano Exp $
 * ===========================================================================
 *
 *                            PUBLIC DOMAIN NOTICE
 *               National Center for Biotechnology Information
 *
 *  This software/database is a "United States Government Work" under the
 *  terms of the United States Copyright Act.  It was written as part of
 *  the author's official duties as a United States Government employee and
 *  thus cannot be copyrighted.  This software/database is freely available
 *  to the public for use. The National Library of Medicine and the U.S.
 *  Government have not placed any restriction on its use or reproduction.
 *
 *  Although all reasonable efforts have been taken to ensure the accuracy
 *  and reliability of the software and data, the NLM and the U.S.
 *  Government do not and cannot warrant the performance or results that
 *  may be obtained by using this software or data. The NLM and the U.S.
 *  Government disclaim all warranties, express or implied, including
 *  warranties of performance, merchantability or fitness for any particular
 *  purpose.
 *
 *  Please cite the author in any work or product based on this material.
 *
 * ===========================================================================
 *
 * Authors:  Mike DiCuccio
 *
 * File Description:
 *
 */

#include <ncbi_pch.hpp>
#include <gui/objutils/obj_clipboard.hpp>
#include <gui/objutils/label.hpp>
#include <FL/Fl.H>
#include <connect/ncbi_conn_stream.hpp>
#include <serial/objostr.hpp>
#include <corelib/ncbimtx.hpp>

BEGIN_NCBI_SCOPE
USING_SCOPE(objects);


// our current objects
TConstScopedObjects CObjClipboard::sm_Objects;

// the mode of text copy
CObjClipboard::ECopyMode CObjClipboard::sm_Mode = CObjClipboard::eCopy_ASN;


void CObjClipboard::Add(CScope& scope, const CObject& obj)
{
    CMutexGuard LOCK(sm_ClipboardMutex);
    SConstScopedObject clip_object(obj, scope);
    sm_Objects.push_back(clip_object);

    string str;
    x_GetText(scope, obj, &str);
    CClipboard::Add(str);
}


void CObjClipboard::Add(CScope& scope, const CObject& obj, const string& text)
{
    CMutexGuard LOCK(sm_ClipboardMutex);
    SConstScopedObject clip_object(obj, scope);
    sm_Objects.push_back(clip_object);
    CClipboard::Add(text);
}


void CObjClipboard::Add(const string& text)
{
    CMutexGuard LOCK(sm_ClipboardMutex);
    CClipboard::Add(text);
}


void CObjClipboard::Clear()
{
    CMutexGuard LOCK(sm_ClipboardMutex);
    sm_Objects.clear();
    CClipboard::Clear();
}


void CObjClipboard::Copy()
{
    CMutexGuard LOCK(sm_ClipboardMutex);
    CClipboard::Copy();
}


void CObjClipboard::Paste(TConstScopedObjects* objects, string* text)
{
    CMutexGuard LOCK(sm_ClipboardMutex);
    if (objects) {
        *objects = sm_Objects;
    }

    CClipboard::Paste(text);
}


void CObjClipboard::x_GetText(CScope& scope, const CObject& object,
                              string* text)
{
    if ( !text ) {
        return;
    }

    switch (sm_Mode) {
    case eCopy_Label:
        CLabel::GetLabel(object, text, CLabel::eDefault, &scope);
        break;

    case eCopy_ASN:
    case eCopy_XML:
        {{
            const CSerialObject* obj =
                dynamic_cast<const CSerialObject*>(&object);
            if (obj) {
                CConn_MemoryStream ostr;
                {{
                    auto_ptr<CObjectOStream> os
                        (CObjectOStream::Open(eSerial_AsnText, ostr));
                    os->Write(obj, obj->GetThisTypeInfo());
                }}

                string str;
                str.resize(ostr.tellp() - CT_POS_TYPE(0));
                ostr.read(const_cast<char*>(str.data()), str.size());
                *text += str;
            }
        }}
        break;
    }
}


END_NCBI_SCOPE


/*
 * ===========================================================================
 * $Log: obj_clipboard.cpp,v $
 * Revision 1000.0  2004/06/01 21:21:01  gouriano
 * PRODUCTION: IMPORTED [GCC34_MSVC7] Dev-tree R1.2
 *
 * Revision 1.2  2004/05/21 22:27:44  gorelenk
 * Added PCH ncbi_pch.hpp
 *
 * Revision 1.1  2004/05/07 15:39:54  dicuccio
 * Rearranged clipboard classes - renamed CClipboard -> CObjClipboard to reflect
 * its specialized function
 *
 * Revision 1.1  2004/04/30 11:48:15  dicuccio
 * Initial commit - split out from src/gui/utils
 *
 * Revision 1.4  2004/04/07 13:05:46  dicuccio
 * Reworked to use TConstScopedObjects
 *
 * Revision 1.3  2004/02/20 20:03:27  ucko
 * Fix to compile with stricter implementations of CT_POS_TYPE
 *
 * Revision 1.2  2004/01/30 21:08:36  dicuccio
 * Added default text interpretation of copied items
 *
 * Revision 1.1  2004/01/30 17:13:56  dicuccio
 * Initial revision
 *
 * ===========================================================================
 */