C++ wxCharBuffer类代码示例

void PreviewDlg::InsertBase(vector<char>& html, const wxString& path) { // static
	if (path.empty()) return;

	const char* basestart = "<base href=\"";
	const char* baseend = "\" />\n";
	vector<char> base;

	// Build base string
	base.insert(base.end(), basestart, basestart + strlen(basestart));

	const wxCharBuffer buf = path.mb_str(wxConvUTF8);
	const unsigned int len = strlen(buf.data());
	base.insert(base.end(), buf.data(), buf.data()+len);

	base.insert(base.end(), baseend, baseend + strlen(baseend));

	// Check if we have a head tag in the first 200 bytes
	vector<char>::iterator insertpos = html.begin();
	unsigned int end = wxMin(300, html.size());
	if (end > 6) {
		end -= 6;
		for (vector<char>::iterator c = html.begin(); c != html.begin() + end; ++c) {
			if (*c == '<' && *(c+1) == 'h' && *(c+2) == 'e' && *(c+3) == 'a' && *(c+4) == 'd' && *(c+5) == '>') {
				insertpos = c + 6;
				break;
			}
		}
	}

	html.insert(insertpos, base.begin(), base.end());
}

AdbConReply* AdbConnection::send_layer0(wxString s, bool send_only){
	if(old){
		time_t td = m_sw.Time();

		if(td<m_opt->delay){
			ADEBUG(SP1("| Sleep: %d", m_opt->delay-td));
			wxThread::Sleep(m_opt->delay-td);
		}
		/*if(!send_only && m_cb->abort()){
			logout(true);
			return NULL;
		}*/
	} else old = true;

	m_sw.Start();

	wxString cen = s;
	int i = cen.Find(wxT("pass="));
	if(i>0&&i<=cen.Length()){
		int j = cen.find(wxT("&"), i);
		if(j>0&&j<=cen.Length()) cen = cen.substr(0, i+5)+wxT("xxxxx")+cen.substr(j);
	}

	ADEBUG(wxT("> ") + cen);
	
	//const char * outb = s.mb_str(wxConvUTF8);
	const wxCharBuffer outb = s.mb_str(wxConvUTF8);
	m_udp->SendTo((*m_remoteaddr), /*s.ToAscii().data()*/outb, strlen(outb.data()));//(wxUint32)s.Length()); 
	if(m_udp->Error())
		ADEBUG(wxT("! Failed to send datagram!"));
	
	if(send_only) return NULL;

	char buf[UDP_BUF_MAX];
	wxDateTime t0 = wxDateTime::UNow();
	do{	
		m_udp->RecvFrom((*m_remoteaddr),buf, UDP_BUF_MAX);
		if(m_cb->abort()){
			logout(true);
			return NULL;
		}
		wxTimeSpan delta = wxDateTime::UNow()-t0;
		if(delta.GetMilliseconds()>m_opt->timeout){
			AERROR(wxT("! Timed out!"));
			return NULL;
		}
	}while(m_udp->Error());	

	lastTimeUsed = m_sw.Time();
	m_sw.Start();
	
	buf[m_udp->LastCount()-1] = '\0';

	wxString replymsg(buf,wxConvUTF8);
	
	ADEBUG(wxT("< ")+replymsg);
	
	AdbConReply* r = new AdbConReply(replymsg);
	return r;
}

bool isoimage::ReadDir(const wxString &path, stat_vector_t& stat_vector)
{
    const wxCharBuffer buffer = path.ToAscii();
    const char *spath = buffer.data();

    return m_image.readdir(spath, stat_vector);
}

bool TagEntry::TypedefFromPattern(const wxString& tagPattern,
                                  const wxString& typedefName,
                                  wxString& name,
                                  wxString& templateInit,
                                  bool nameIncludeTemplate)
{
    wxString pattern(tagPattern);

    pattern.StartsWith(wxT("/^"), &pattern);
    const wxCharBuffer cdata = pattern.mb_str(wxConvUTF8);

    clTypedefList li;
    get_typedefs(cdata.data(), li);

    if(li.size() == 1) {
        clTypedef td = *li.begin();
        templateInit = _U(td.m_realType.m_templateDecl.c_str());
        if(td.m_realType.m_typeScope.empty() == false) {
            name << _U(td.m_realType.m_typeScope.c_str());
            if(nameIncludeTemplate) {
                name << templateInit;
            }
            name << wxT("::");
        }

        name << _U(td.m_realType.m_type.c_str());
        return true;
    }
    return false;
}

bool isoimage::OpenImage(const wxString &filename)
{
    const wxCharBuffer buffer = filename.ToAscii();
    const char *path = buffer.data();

    return m_image.open(path, ISO_EXTENSION_ALL);
}

/*static*/
void wxMemoryFSHandlerBase::AddFileWithMimeType(const wxString& filename,
                                                const wxString& textdata,
                                                const wxString& mimetype)
{
    const wxCharBuffer buf(textdata.To8BitData());

    AddFileWithMimeType(filename, buf.data(), buf.length(), mimetype);
}

time_t FileUtils::GetFileModificationTime(const wxFileName& filename)
{
    wxString file = filename.GetFullPath();
    struct stat buff;
    const wxCharBuffer cname = file.mb_str(wxConvUTF8);
    if(stat(cname.data(), &buff) < 0) { return 0; }
    return buff.st_mtime;
}

tmCommand RunCmdDlg::GetCommand() const {
	tmCommand cmd;

	const wxString cmdStr = m_cmdCtrl->GetValue();
	cmd.name = cmdStr;

	const wxCharBuffer buf = cmdStr.mb_str(wxConvUTF8);
	const size_t len = strlen(buf.data());
	vector<char> content(buf.data(), buf.data()+len);
	cmd.SwapContent(content);

	switch(m_inputBox->GetSelection()) {
	case 0:
		cmd.input = tmCommand::ciNONE;
		break;
	case 1:
		cmd.input = tmCommand::ciSEL;
		break;
	case 2:
		cmd.input = tmCommand::ciDOC;
		break;
	}

	switch(m_outputBox->GetSelection()) {
	case 0:
		cmd.output = tmCommand::coNONE;
		break;
	case 1:
		cmd.output = tmCommand::coSEL;
		break;
	case 2:
		cmd.output = tmCommand::coDOC;
		break;
	case 3:
		cmd.output = tmCommand::coINSERT;
		break;
	case 4:
		cmd.output = tmCommand::coSNIPPET;
		break;
	case 5:
		cmd.output = tmCommand::coHTML;
		break;
	case 6:
		cmd.output = tmCommand::coTOOLTIP;
		break;
	case 7:
		cmd.output = tmCommand::coNEWDOC;
		break;
	}

	return cmd;
}

void ApiHandler::OnInputLineChanged(unsigned int nid, const wxString& text) {
	// Look up notifier id
	map<unsigned int, IConnection*>::const_iterator p = m_notifiers.find(nid);
	if (p == m_notifiers.end()) return;
	IConnection& conn = *p->second;

	// Send notifier
	hessian_ipc::Writer& writer = conn.get_reply_writer();
	const wxCharBuffer str = text.ToUTF8();
	writer.write_notifier(nid, str.data());

	conn.notifier_done();
}

size_t ConvertFromUTF8(const wxCharBuffer& utf8_buff, const wxMBConv& conv, wxWCharBuffer& wchar_buff,
						size_t& wchar_buff_len, wxCharBuffer& dest_buff, size_t& dest_buff_len,
						size_t char_len) { // static
	// Calculate length of conversion to widechar
	size_t wchar_len = wxConvUTF8.MB2WC(NULL, utf8_buff, 0);
	if (wchar_len == (size_t)-1) return (size_t)-1; // invalid conversion

	// Extend widechar buffer if needed
	if (wchar_buff_len < wchar_len + sizeof(wxChar)) {
		wchar_buff_len = wchar_len + sizeof(wxChar);
		wchar_buff = wxWCharBuffer(wchar_buff_len);
	}

	// Convert to widechar
	wchar_len = wxConvUTF8.MB2WC(wchar_buff.data(), utf8_buff, wchar_buff_len);
	if (wchar_len == (size_t)-1) return (size_t)-1; // invalid conversion

	// Calculate length of conversion to dest encoding
	size_t dest_len = conv.WC2MB(NULL, wchar_buff, 0);
	if (dest_len == (size_t)-1) return (size_t)-1; // invalid conversion

	// Extend dest buffer if needed
	if (dest_buff_len < dest_len + char_len) {
		dest_buff_len = dest_len + char_len;
		dest_buff = wxCharBuffer(dest_buff_len);
	}

	// Convert to dest encoding
	dest_len = conv.WC2MB(dest_buff.data(), wchar_buff,  dest_buff_len);
	if (dest_len == (size_t)-1) return (size_t)-1; // invalid conversion

	return dest_len;
}

void ParseThread::GetFileListToParse(const wxString& filename, wxArrayString& arrFiles)
{
	if ( !this->IsCrawlerEnabled() ) {
		return;
	}

	{
		wxCriticalSectionLocker locker( TagsManagerST::Get()->m_crawlerLocker );

		wxArrayString includePaths, excludePaths;
		GetSearchPaths( includePaths, excludePaths );
        
        fcFileOpener::Instance()->ClearResults();
		fcFileOpener::Instance()->ClearSearchPath();
		for(size_t i=0; i<includePaths.GetCount(); i++) {
			fcFileOpener::Instance()->AddSearchPath( includePaths.Item(i).mb_str(wxConvUTF8).data() );
		}

		for(size_t i=0; i<excludePaths.GetCount(); i++) {
			fcFileOpener::Instance()->AddExcludePath(excludePaths.Item(i).mb_str(wxConvUTF8).data());
		}

		// Invoke the crawler
		const wxCharBuffer cfile = filename.mb_str(wxConvUTF8);

		// Skip binary files
		if(TagsManagerST::Get()->IsBinaryFile(filename)) {
			DEBUG_MESSAGE( wxString::Format(wxT("Skipping binary file %s"), filename.c_str()) );
			return;
		}

		// Before using the 'crawlerScan' we lock it, since it is not mt-safe
		crawlerScan( cfile.data() );

	}

	std::set<std::string> fileSet = fcFileOpener::Instance()->GetResults();
	std::set<std::string>::iterator iter = fileSet.begin();
	for (; iter != fileSet.end(); iter++ ) {
		wxFileName fn(wxString((*iter).c_str(), wxConvUTF8));
		fn.MakeAbsolute();
		if ( arrFiles.Index(fn.GetFullPath()) == wxNOT_FOUND ) {
			arrFiles.Add(fn.GetFullPath());
		}
	}
}

void ApiHandler::IpcEditorPrompt(EditorCtrl& editor, IConnection& conn) {
	const hessian_ipc::Call& call = *conn.get_call();

	// Get the title
	const hessian_ipc::Value& v2 = call.GetParameter(1);
	const string& t = v2.GetString();
	const wxString title(t.c_str(), wxConvUTF8, t.size());

	// Show Prompt
	WindowEnabler we; // otherwise dlg wont be able to return focus
	const wxString text = wxGetTextFromUser(title, _("Input text"), wxEmptyString, &editor);
	
	const wxCharBuffer str = text.ToUTF8();

	hessian_ipc::Writer& writer = conn.get_reply_writer();
	writer.write_reply(str.data());
}

void strStream::CheckString(const wxString& text)
{
    wxStringOutputStream sos;

    const wxCharBuffer buf(text.To8BitData());
    sos.Write(buf, buf.length());

    CPPUNIT_ASSERT_EQUAL( text, sos.GetString() );
}

void wxArchive::Load(wxCharBuffer &buf)
{
	if(CanLoad())
	{
		wxUint32 size = LoadUint32();
		if(size > 0)
			m_idstr.Read(buf.data(), size);
	}
}

size_t ConvertToUTF8(const char* source, const size_t source_len, const wxMBConv& conv, wxCharBuffer& temp_buff,
					 size_t& temp_buff_len, wxWCharBuffer& wchar_buff, size_t& wchar_buff_len,
					 wxCharBuffer& utf8_buff, size_t& utf8_buff_len, size_t char_len) { // static
	// We have to copy the source string to a temporary buffer so that we can
	// make it null terminated.
	if (temp_buff_len < source_len+char_len) {
		temp_buff_len = source_len+char_len;
		temp_buff = wxCharBuffer(temp_buff_len);
	}
	memcpy(temp_buff.data(), source, source_len);
	for (unsigned int i = 0; i < char_len; ++i) temp_buff.data()[source_len+i] = '\0';

	// Calculate length of conversion to widechar
	size_t wchar_len = conv.MB2WC(NULL, temp_buff, 0);
	if (wchar_len == (size_t)-1) return (size_t)-1; // invalid conversion

	// Extend widechar buffer if needed
	if (wchar_buff_len < wchar_len + sizeof(wxChar)) {
		wchar_buff_len = wchar_len + sizeof(wxChar);
		wchar_buff = wxWCharBuffer(wchar_buff_len);
	}

	// Convert to widechar
	wchar_len = conv.MB2WC(wchar_buff.data(), temp_buff, wchar_buff_len);
	if (wchar_len == (size_t)-1) return (size_t)-1; // invalid conversion

	// Calculate length of conversion to UTF-8
	size_t utf8_len = wxConvUTF8.WC2MB(NULL, wchar_buff, 0);
	if (utf8_len == (size_t)-1) return (size_t)-1; // invalid conversion

	// Extend UTF-8 buffer if needed
	if (utf8_buff_len < utf8_len) {
		utf8_buff_len = utf8_len + 1;
		utf8_buff = wxCharBuffer(utf8_buff_len);
	}

	// Convert to UTF-8
	utf8_len = wxConvUTF8.WC2MB(utf8_buff.data(), wchar_buff, utf8_buff_len);
	if (utf8_len == (size_t)-1) return (size_t)-1; // invalid conversion

	return utf8_len;
}