QT 小票打印

原地址: http://www.cppblog.com/biao/archive/2009/09/08/95603.html

   QString htmlString = QString("<html>") + str1 + str2 +str3 + finerysInfo + str5 + str6
                  + QString("<br>%1<br>%2").arg(separateString) + QString("</html>");
    printString(htmlString);
    accept();

void PrintDialog::printString(const QString &htmlString) {
    qDebug() << htmlString;

    QPrinter p;
    QTextDocument doc;
    //doc.setHtml(htmlString);

    QFont font = doc.defaultFont();
    font.setBold(true);
    font.setPointSize(font.pointSize() + );
    doc.setDefaultFont(font);

    QSizeF s = QSizeF(p.logicalDpiX() * ( / 25.4), p.logicalDpiY() * ( / 25.4));
    doc.setPageSize(s);

    p.setOutputFormat(QPrinter::NativeFormat);

    // 打N页
    int pageCount = ui->pageCountLineEdit->text().toInt();
    for (int i = ; i <= pageCount; ++i) {
        // 如果只打印一份，即只打印店联
        if ( == pageCount) {
            if (Receive_Finery == operationType) {
                doc.setHtml(htmlString.arg(tr("店联")));
            } else {
                doc.setHtml(htmlString.arg(tr("客户联")));
            }
        } else {
            if (i %  != ) {
                doc.setHtml(htmlString.arg(tr("客户联")));
            } else {
                doc.setHtml(htmlString.arg(tr("店联")));
            }
        }
        doc.print(&p);

        if (i < pageCount) {
            p.newPage();
        }
    }
}