Method keyPressEvent

src/scripts.cpp:612–665

}

void ScriptEditor::keyPressEvent(QKeyEvent *event)
{
    if (event->key() == Qt::Key_Return)
    {
        QTextCursor cursor = textCursor();
        int pos = cursor.position();
        int start = pos - cursor.positionInBlock();
        int end = start;
        while (end < pos)
        {
            if (!document()->characterAt(end).isSpace())
                break;
            end++;
        }
        if (start < end)
        {
            const QString text = document()->toPlainText();
            const QChar linebreak = QChar(0x2029);
            QString ws = linebreak + text.mid(start, end-start);
            cursor.beginEditBlock();
            cursor.insertText(ws);
            cursor.endEditBlock();
            return; // cancel normal enter
        }
    }
    else if (event->key() == Qt::Key_Tab || event->key() == Qt::Key_Backtab)
    {
        bool back = event->key() == Qt::Key_Backtab;
        QTextCursor cursor = textCursor();

        if (back || cursor.hasSelection())
        {
            int s = cursor.selectionStart();
            int e = cursor.selectionEnd();
            cursor.setPosition(e);
            e = cursor.block().blockNumber();
            cursor.setPosition(s);
            s = cursor.block().blockNumber();
            cursor.beginEditBlock();
            for (int i = s; i <= e; i++)
            {
                cursor.movePosition(QTextCursor::StartOfBlock);
                if (back == false)
                    cursor.insertText("\t");
                else if (document()->characterAt(cursor.position()) == '\t')
                    cursor.deleteChar();
                cursor.movePosition(QTextCursor::NextBlock);
            }
            cursor.endEditBlock();
            return;
        }
    }
    QPlainTextEdit::keyPressEvent(event);
}