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[SOLVED]Problem with QTextEdit object.

Hello, guys. I’m trying to make a QTextEdit object show me a whole .txt file content, but it shows me only the last line! What am i doing wrong? void Ordenador::on_abrir_clicked(){     ui->texto->setOverwriteMode( false );     QFileDialog buscador;     QString caminho_arquivo = buscador.getOpenFileName(this, "Abrir arquivo.");       if( !caminho_arquivo.isEmpty() ){         QFile arquivo(caminho_arquivo);         if( arquivo.open(QIODevice::ReadWrite | QFile::Text) ){             QTextStream stream(&arquivo);             QString linha;             while( !stream.atEnd() ){                 linha = stream.readLine();                 ui->texto->setPlainText(linha);             }   arquivo.close();         }     } }

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