111 lines
3.3 KiB
C++
111 lines
3.3 KiB
C++
#include "precompiled.h"
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/*
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* wxJavaScript - mistream.cpp
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*
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* Copyright (c) 2002-2007 Franky Braem and the wxJavaScript project
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*
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* Project Info: http://www.wxjavascript.net or http://wxjs.sourceforge.net
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*
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* This library is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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* License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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* $Id: mistream.cpp 759 2007-06-12 21:13:52Z fbraem $
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*/
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#include <wx/wxprec.h>
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#ifndef WX_PRECOMP
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#include <wx/wx.h>
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#endif
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#include "../common/main.h"
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#include "stream.h"
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#include "mistream.h"
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#include "../ext/wxjs_ext.h"
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#include "../ext/jsmembuf.h"
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using namespace wxjs;
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using namespace wxjs::io;
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MemoryInputStream::MemoryInputStream(char *data
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, size_t len) : wxMemoryInputStream(data, len)
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, m_data(data)
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{
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}
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MemoryInputStream::~MemoryInputStream()
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{
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delete[] m_data;
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}
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/***
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* <file>mistream</file>
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* <module>io</module>
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* <class name="wxMemoryInputStream" version="0.8.3" prototype="@wxInputStream">
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* wxMemoryInputStream allows an application to create an input stream
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* in which the bytes read are supplied by a memory buffer or a string.
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* See also @wxMemoryOutputStream.
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* </class>
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*/
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WXJS_INIT_CLASS(MemoryInputStream, "wxMemoryInputStream", 1)
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/***
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* <ctor>
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* <function>
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* <arg name="Data" type="String" />
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* </function>
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* <function>
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* <arg name="Buffer" type="@wxMemoryBuffer" />
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* </function>
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* <desc>
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* Constructs a new wxMemoryInputStream object. A copy is created
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* of the data and passed to the stream.
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* <br /><br />
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* When a String is used, the string is stored as UTF-16!
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* </desc>
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* </ctor>
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*/
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Stream* MemoryInputStream::Construct(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, bool constructing)
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{
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if ( JSVAL_IS_OBJECT(argv[0]) )
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{
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wxMemoryBuffer* buffer = wxjs::ext::GetMemoryBuffer(cx, JSVAL_TO_OBJECT(argv[0]));
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if ( buffer != NULL )
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{
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char *dataPtr = new char[buffer->GetDataLen()];
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memcpy(dataPtr, buffer->GetData(), buffer->GetDataLen());
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MemoryInputStream *mis = new MemoryInputStream(dataPtr, (size_t) buffer->GetDataLen());
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mis->SetClientObject(new JavaScriptClientData(cx, obj, false, true));
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return new Stream(mis);
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}
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}
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wxString data;
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FromJS(cx, argv[0], data);
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wxMBConvUTF16 utf16;
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int length = utf16.WC2MB(NULL, data, 0);
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if ( length > 0 )
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{
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char *buffer = new char[length + utf16.GetMBNulLen()];
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length = utf16.WC2MB(buffer, data, length + utf16.GetMBNulLen());
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MemoryInputStream *mis = new MemoryInputStream(buffer, length);
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mis->SetClientObject(new JavaScriptClientData(cx, obj, false, true));
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return new Stream(mis);
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}
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return NULL;
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}
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