C++ KComboBox::currentIndex方法代码示例

void KOTodoPriorityDelegate::setModelData( QWidget *editor,
                                           QAbstractItemModel *model,
                                           const QModelIndex &index ) const
{
  KComboBox *combo = static_cast<KComboBox *>( editor );

  model->setData( index, combo->currentIndex() );
}

void RuleDelegate::setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const
{
    KLineEdit *ruleLineEdit = static_cast<KLineEdit*>(editor->layout()->itemAt(0)->widget());
    KComboBox *matchComboBox = static_cast<KComboBox*>(editor->layout()->itemAt(1)->widget());
    QCheckBox *requiredCheckBox = static_cast<QCheckBox*>(editor->layout()->itemAt(2)->widget());

    model->setData(index, ((matchComboBox->currentIndex() > 0)?(QString("%1+%2+%3").arg(requiredCheckBox->isChecked()?'1':'0').arg(matchComboBox->currentIndex()).arg(ruleLineEdit->text())):QString()), Qt::EditRole);
}

void CharactersViewDelegate::setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const
{
    switch (index.column())
    {
    case 0:
    case 1:
    {
        KLineEdit* lineEdit = static_cast<KLineEdit*>(editor);
        model->setData(index, lineEdit->text());
        break;
    }
    case 2:
    {
        KComboBox* comboBox = static_cast<KComboBox*>(editor);
        model->setData(index, comboBox->currentIndex());
        break;
    }
    default:
        QStyledItemDelegate::setModelData(editor, model, index);
    }
}

CreateChecksumDlg::CreateChecksumDlg(const QStringList& files, bool containFolders, const QString& path)
    : QDialog(krApp)
{
    setWindowModality(Qt::WindowModal);
    setWindowTitle(i18n("Create Checksum"));

    QVBoxLayout *mainLayout = new QVBoxLayout;
    setLayout(mainLayout);

    QList<CS_Tool *> tools = getTools(containFolders);

    if (tools.count() == 0) { // nothing was suggested?!
        QString error = i18n("<qt>Cannot calculate checksum since no supported tool was found. "
                             "Please check the <b>Dependencies</b> page in Krusader's settings.</qt>");
        if (containFolders)
            error += i18n("<qt><b>Note</b>: you have selected folders, and probably have no recursive checksum tool installed."
                          " Krusader currently supports <i>md5deep, sha1deep, sha256deep, tigerdeep and cfv</i></qt>");
        KMessageBox::error(0, error);
        return;
    }

    QWidget * widget = new QWidget(this);
    QGridLayout *layout = new QGridLayout(widget);

    int row = 0;

    // title (icon+text)
    QHBoxLayout *hlayout = new QHBoxLayout;
    QLabel *p = new QLabel(widget);
    p->setPixmap(krLoader->loadIcon("document-edit-sign", KIconLoader::Desktop, 32));
    hlayout->addWidget(p);
    QLabel *l1 = new QLabel(widget);

    if (containFolders)
        l1->setText(i18n("About to calculate checksum for the following files and folders:"));
    else
        l1->setText(i18n("About to calculate checksum for the following files:"));

    hlayout->addWidget(l1);
    layout->addLayout(hlayout, row, 0, 1, 2, Qt::AlignLeft);
    ++row;

    // file list
    KrListWidget *lb = new KrListWidget(widget);
    lb->addItems(files);
    layout->addWidget(lb, row, 0, 1, 2);
    ++row;

    // checksum method
    QHBoxLayout *hlayout2 = new QHBoxLayout;
    QLabel *l2 = new QLabel(i18n("Select the checksum method:"), widget);
    hlayout2->addWidget(l2);
    KComboBox *method = new KComboBox(widget);
    // -- fill the combo with available methods
    int i;
    for (i = 0; i < tools.count(); ++i)
        method->addItem(cs_typeToText[tools.at(i)->type], i);
    method->setFocus();
    hlayout2->addWidget(method);
    layout->addLayout(hlayout2, row, 0, 1, 2, Qt::AlignLeft);
    ++row;
    mainLayout->addWidget(widget);

    QDialogButtonBox *buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok|QDialogButtonBox::Cancel);
    mainLayout->addWidget(buttonBox);

    QPushButton *okButton = buttonBox->button(QDialogButtonBox::Ok);
    okButton->setDefault(true);
    okButton->setShortcut(Qt::CTRL | Qt::Key_Return);
    connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
    connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));

    if (exec() != Accepted) return;
    // else implied: run the process
    QTemporaryFile tmpOut(QDir::tempPath() + QLatin1String("/krusader_XXXXXX.stdout"));
    tmpOut.open(); // necessary to create the filename
    QTemporaryFile tmpErr(QDir::tempPath() + QLatin1String("/krusader_XXXXXX.stderr"));
    tmpErr.open(); // necessary to create the filename
    KProcess proc;
    CS_Tool *mytool = tools.at(method->currentIndex());
    mytool->create(proc, mytool, files, QString(), containFolders, method->currentText());
    proc.setOutputChannelMode(KProcess::SeparateChannels); // without this the next 2 lines have no effect!
    proc.setStandardOutputFile(tmpOut.fileName());
    proc.setStandardErrorFile(tmpErr.fileName());
    proc.setWorkingDirectory(path);

    krApp->startWaiting(i18n("Calculating checksums..."), 0, true);
    QApplication::setOverrideCursor(Qt::WaitCursor);
    proc.start();
    // TODO make use of asynchronous process starting. waitForStarted(int msec = 30000) is blocking
    // it would be better to connect to started(), error() and finished()
    if (proc.waitForStarted())
        while (proc.state() == QProcess::Running) {
            usleep(500);
            qApp->processEvents();
            if (krApp->wasWaitingCancelled()) { // user cancelled
                proc.kill();
                QApplication::restoreOverrideCursor();
                return;
            }
//.........这里部分代码省略.........