C++ StringVector::erase方法代码示例

void LogMessageWindow::trimDisplayArea(const char* aMsg)
{
	m_displaylog.append(Ogre::UTFString(CharToWchar(aMsg)));
	m_displaylog.append("\n");
	Ogre::StringVector v = Ogre::StringUtil::split(m_displaylog,"\n");
	while(v.size()>m_displaylinenum)
	{
		v.erase(v.begin());
		m_displaylog.clear();
		for (Ogre::StringVector::iterator i = v.begin(); i != v.end(); ++i)
		{
			m_displaylog.append(i->c_str());
			m_displaylog.append("\n");
		}
		v = Ogre::StringUtil::split(m_displaylog,"\n");
	}
}

int COFSSceneSerializer::Import(Ogre::String importfile)
{
    OgitorsRoot *ogRoot = OgitorsRoot::getSingletonPtr();
    OgitorsSystem *mSystem = OgitorsSystem::getSingletonPtr();
    OFS::OfsPtr& mFile = OgitorsRoot::getSingletonPtr()->GetProjectFile();

    if(importfile == "")
    {
        UTFStringVector extlist;
        extlist.push_back(OTR("Ogitor File System File"));
        extlist.push_back("*.ofs");
        extlist.push_back(OTR("Ogitor Scene File"));
        extlist.push_back("*" + Globals::OGSCENE_FORMAT_EXTENSION);

        importfile = mSystem->GetSetting("system", "oldOpenPath", "");
        importfile = mSystem->DisplayOpenDialog(OTR("Open"), extlist, importfile);
        if(importfile == "") 
            return SCF_CANCEL;

        mSystem->SetSetting("system", "oldOpenPath", importfile);
    }

    importfile = OgitorsUtils::QualifyPath(importfile);

    Ogre::String filePath = OgitorsUtils::ExtractFilePath(importfile);
    Ogre::String fileName = OgitorsUtils::ExtractFileName(importfile);

    bool testpassed = false;
    try
    {
        std::ofstream test((filePath + "test.dat").c_str());
        if(test.is_open())
            testpassed = true;
        test.close();
        mSystem->DeleteFile(filePath + "test.dat");
    }
    catch(...)
    {
        testpassed = false;
    }

    if(!testpassed)
    {
        mSystem->DisplayMessageDialog("The path is read-only. Ogitor can not work with read-only project paths!", DLGTYPE_OK);
        return SCF_CANCEL;
    }

    Ogre::UTFString loadmsg = "";

    int typepos = importfile.find_last_of(".");
    if(typepos != -1 && (importfile.substr(typepos, 4) != ".ofs"))
        importfile = filePath;
    

    OFS::OfsResult oRet;
    if((oRet = mFile.mount(importfile.c_str(), OFS::OFS_MOUNT_OPEN | OFS::OFS_MOUNT_RECOVER)) != OFS::OFS_OK)
    {
        if(oRet == OFS::OFS_PREVIOUS_VERSION)
        {
            mSystem->DisplayMessageDialog("The OFS file is a previous version, please use qtOFS to upgrade it to new file version.", DLGTYPE_OK);
        }

        loadmsg = mSystem->Translate("Please load a Scene File...");
        mSystem->UpdateLoadProgress(-1, loadmsg);
        return SCF_ERRPARSE;
    }

    OFS::FileSystemStats fsStats;

    mFile->getFileSystemStats(fsStats);

    PROJECTOPTIONS *pOpt = ogRoot->GetProjectOptions();
    pOpt->CreatedIn = "";

    pOpt->ProjectDir = filePath;
    typepos = fileName.find_last_of(".");
    if(typepos != -1)
        fileName.erase(typepos, fileName.length() - typepos);
    pOpt->ProjectName = fileName;

    fileName += Globals::OGSCENE_FORMAT_EXTENSION;

    OFS::ofs64 file_size = 0;

    if(mFile->getFileSize(fileName.c_str(), file_size) != OFS::OFS_OK)
	{		
        // OGSCENE file name needs to match OFS container file name. If the later was renamed, we 
        // need to automatically adapt the OGSCENE file name now.
        OFS::FileList files = mFile->listFiles("/", OFS::OFS_FILE);
        unsigned int ogsceneFileExtensionLength = strlen(Globals::OGSCENE_FORMAT_EXTENSION.c_str());

		for(OFS::FileList::iterator iter = files.begin(); iter != files.end(); iter++)
		{
			// Filter out too short names
            if(iter->name.size() <= ogsceneFileExtensionLength) 
                continue;

			if(stricmp(iter->name.c_str() + (iter->name.size() - (ogsceneFileExtensionLength)), Globals::OGSCENE_FORMAT_EXTENSION.c_str()) == 0)
			{
				mFile->renameFile(iter->name.c_str(), fileName.c_str());
//.........这里部分代码省略.........