Method runSourceFromMimeData

src/Gui/PythonConsole.cpp:1227–1322

}

void PythonConsole::runSourceFromMimeData(const QString& source)
{
    // When inserting a big text block we must break it down into several command
    // blocks instead of processing the text block as a whole or each single line.
    // If we processed the complete block as a whole only the first valid Python
    // command would be executed and the rest would be ignored. However, if we
    // processed each line separately the interpreter might be confused that a block
    // is complete but it might be not. This is for instance, if a class or method
    // definition contains several empty lines which leads to error messages (almost
    // indentation errors) later on.
    QString text = source;
    if (text.isNull()) {
        return;
    }

#if defined(Q_OS_LINUX)
    // Need to convert CRLF to LF
    text.replace(QLatin1String("\r\n"), QLatin1String("\n"));
#elif defined(Q_OS_WIN32)
    // Need to convert CRLF to LF
    text.replace(QLatin1String("\r\n"), QLatin1String("\n"));
#elif defined(Q_OS_MACOS)
    // need to convert CR to LF
    text.replace(QLatin1Char('\r'), QLatin1Char('\n'));
#endif

    // separate the lines and get the last one
    QStringList lines = text.split(QLatin1Char('\n'));
    QString last = lines.back();
    lines.pop_back();

    QTextCursor cursor = textCursor();
    QStringList buffer = d->interpreter->getBuffer();
    d->interpreter->clearBuffer();

    int countNewlines = lines.count(), i = 0;
    for (QStringList::Iterator it = lines.begin(); it != lines.end(); ++it, ++i) {
        QString line = *it;

        // insert the text to the current cursor position
        cursor.insertText(*it);

        // for the very first line get the complete block
        // because it may differ from the inserted text
        if (i == 0) {
            // get the text from the current cursor position to the end, remove it
            // and add it to the last line
            cursor.movePosition(QTextCursor::End, QTextCursor::KeepAnchor);
            QString select = cursor.selectedText();
            cursor.removeSelectedText();
            last = last + select;
            line = stripPromptFrom(cursor.block().text());
        }

        // put statement to the history
        d->history.append(line);

        buffer.append(line);