C++ QCheckBox::height方法代码示例

void StartDlg::init(QStringList partsName)
{

    FlowLayout *layout = new FlowLayout(ui->groupBox);

    for(int i=0;i<partsName.count();i++)
    {
        QCheckBox *check = new QCheckBox(partsName.at(i),ui->groupBox);
        check->setChecked(true);
        check->setMinimumSize(QSize(100, check->height()));
        layout->addWidget(check);
        checkList.append(check);
    }
    adjustSize();

    ui->groupBox->setLayout(layout);
}

void ServiceItemDelegate::updateItemWidgets(const QList<QWidget*> widgets,
                                              const QStyleOptionViewItem& option,
                                              const QPersistentModelIndex& index) const
{
    QCheckBox* checkBox = static_cast<QCheckBox*>(widgets[0]);
    KPushButton *configureButton = static_cast<KPushButton*>(widgets[1]);

    const int itemHeight = sizeHint(option, index).height();

    // Update the checkbox showing the service name and icon
    const QAbstractItemModel* model = index.model();
    checkBox->setText(model->data(index).toString());
    const QString iconName = model->data(index, Qt::DecorationRole).toString();
    if (!iconName.isEmpty()) {
        checkBox->setIcon(KIcon(iconName));
    }
    checkBox->setChecked(model->data(index, Qt::CheckStateRole).toBool());

    const bool configurable = model->data(index, ServiceModel::ConfigurableRole).toBool();

    int checkBoxWidth = option.rect.width();
    if (configurable) {
        checkBoxWidth -= configureButton->sizeHint().width();
    }
    checkBox->resize(checkBoxWidth, checkBox->sizeHint().height());
    checkBox->move(0, (itemHeight - checkBox->height()) / 2);

    // Update the configuration button
    if (configurable) {
        configureButton->setEnabled(checkBox->isChecked());
        configureButton->setIcon(KIcon("configure"));
        configureButton->resize(configureButton->sizeHint());
        configureButton->move(option.rect.right() - configureButton->width(),
                              (itemHeight - configureButton->height()) / 2);
    }
    configureButton->setVisible(configurable);
}

void AccountsListDelegate::updateItemWidgets(const QList<QWidget *> widgets, const QStyleOptionViewItem &option, const QPersistentModelIndex &index) const
{
    // draws:
    //                   AccountName
    // Checkbox | Icon |              | ConnectionIcon | ConnectionState
    //                   errorMessage

    if (!index.isValid()) {
        return;
    }

    Q_ASSERT(widgets.size() == 6);

    // Get the widgets
    QCheckBox* checkbox = qobject_cast<QCheckBox*>(widgets.at(0));
    ChangeIconButton* changeIconButton = qobject_cast<ChangeIconButton*>(widgets.at(1));
    QLabel *statusTextLabel = qobject_cast<QLabel*>(widgets.at(2));
    QLabel *statusIconLabel = qobject_cast<QLabel*>(widgets.at(3));
    EditDisplayNameButton *displayNameButton = qobject_cast<EditDisplayNameButton*>(widgets.at(4));
    QLabel *connectionErrorLabel = qobject_cast<QLabel*>(widgets.at(5));

    Q_ASSERT(checkbox);
    Q_ASSERT(changeIconButton);
    Q_ASSERT(statusTextLabel);
    Q_ASSERT(statusIconLabel);
    Q_ASSERT(displayNameButton);
    Q_ASSERT(connectionErrorLabel);


    bool isSelected(itemView()->selectionModel()->isSelected(index) && itemView()->hasFocus());
    bool isEnabled(index.data(KTp::AccountsListModel::EnabledRole).toBool());
    KIcon accountIcon(index.data(Qt::DecorationRole).value<QIcon>());
    KIcon statusIcon(index.data(KTp::AccountsListModel::ConnectionStateIconRole).value<QIcon>());
    QString statusText(index.data(KTp::AccountsListModel::ConnectionStateDisplayRole).toString());
    QString displayName(index.data(Qt::DisplayRole).toString());
    QString connectionError(index.data(KTp::AccountsListModel::ConnectionErrorMessageDisplayRole).toString());
    Tp::AccountPtr account(index.data(KTp::AccountsListModel::AccountRole).value<Tp::AccountPtr>());

    if (!account->isEnabled()) {
      connectionError = i18n("Click checkbox to enable");
    }

    QRect outerRect(0, 0, option.rect.width(), option.rect.height());
    QRect contentRect = outerRect.adjusted(m_hpadding,m_vpadding,-m_hpadding,-m_vpadding); //add some padding


    // checkbox
    if (isEnabled) {
        checkbox->setChecked(true);;
        checkbox->setToolTip(i18n("Disable account"));
    } else {
        checkbox->setChecked(false);
        checkbox->setToolTip(i18n("Enable account"));
    }

    int checkboxLeftMargin = contentRect.left();
    int checkboxTopMargin = (outerRect.height() - checkbox->height()) / 2;
    checkbox->move(checkboxLeftMargin, checkboxTopMargin);


    // changeIconButton
    changeIconButton->setIcon(accountIcon);
    changeIconButton->setAccount(account);
    // At the moment (KDE 4.8.1) decorationSize is not passed from KWidgetItemDelegate
    // through the QStyleOptionViewItem, therefore we leave default size unless
    // the user has a more recent version.
    if (option.decorationSize.width() > -1) {
        changeIconButton->setButtonIconSize(option.decorationSize.width());
    }

    int changeIconButtonLeftMargin = checkboxLeftMargin + checkbox->width();
    int changeIconButtonTopMargin = (outerRect.height() - changeIconButton->height()) / 2;
    changeIconButton->move(changeIconButtonLeftMargin, changeIconButtonTopMargin);


    // statusTextLabel
    QFont statusTextFont = option.font;
    QPalette statusTextLabelPalette = option.palette;
    if (isEnabled) {
        statusTextLabel->setEnabled(true);
        statusTextFont.setItalic(false);
    } else {
        statusTextLabel->setDisabled(true);
        statusTextFont.setItalic(true);
    }
    if (isSelected) {
        statusTextLabelPalette.setColor(QPalette::Text, statusTextLabelPalette.color(QPalette::Active, QPalette::HighlightedText));
    }
    statusTextLabel->setPalette(statusTextLabelPalette);
    statusTextLabel->setFont(statusTextFont);
    statusTextLabel->setText(statusText);
    statusTextLabel->setFixedSize(statusTextLabel->fontMetrics().boundingRect(statusText).width(),
                                  statusTextLabel->height());
    int statusTextLabelLeftMargin = contentRect.right() - statusTextLabel->width();
    int statusTextLabelTopMargin = (outerRect.height() - statusTextLabel->height()) / 2;
    statusTextLabel->move(statusTextLabelLeftMargin, statusTextLabelTopMargin);


    // statusIconLabel
    statusIconLabel->setPixmap(statusIcon.pixmap(KIconLoader::SizeSmall));
//.........这里部分代码省略.........