C++ KConfigGroup::entryMap方法代码示例

RecentProjectsDialogPage::RecentProjectsDialogPage()
    : KPageWidgetItem( new QWidget(), i18n( "Recent Projects" ) ),
      d( new RecentProjectsDialogPagePrivate( this ) )
{
    setIcon( KIcon( "document-open-recent" ) );

    d->widget = new QListWidget( widget() );
    connect( d->widget, SIGNAL( doubleClicked( QModelIndex ) ),
             SLOT( projectDoubleClicked( QModelIndex ) ) );

    QVBoxLayout* layout = new QVBoxLayout( widget() );
    widget()->setLayout( layout );
    layout->addWidget( d->widget );

    const KConfigGroup group = KGlobal::config()->group( "Recent Files" );
    const int entryCount = ( group.entryMap().count() / 2 );

    for( int i = entryCount; i >= 1; --i )
    {
        const QString key = QString( "File%1" ).arg( i );
        const QString path = group.readPathEntry( key, QString() );

        QListWidgetItem* item = new QListWidgetItem;
        item->setIcon( KIcon( "document-open-recent" ) );
        QString projectName = KUrl( path ).directory().split( '/' ).last();
        item->setText( QString( "%1\n%2" ).arg( projectName ).arg( path ) );
        item->setData( Qt::UserRole, path );
        d->widget->addItem( item );
    }
}

void KonfUpdate::copyGroup(const KConfigGroup &cg1, KConfigGroup &cg2)
{
    // Copy keys
    QMap<QString, QString> list = cg1.entryMap();
    for (QMap<QString, QString>::ConstIterator it = list.constBegin();
            it != list.constEnd(); ++it) {
        if (m_bOverwrite || !cg2.hasKey(it.key())) {
            cg2.writeEntry(it.key(), it.value());
        }
    }

    // Copy subgroups
    Q_FOREACH(const QString &group, cg1.groupList()) {
        copyGroup(&cg1, group, &cg2, group);
    }
}

void process(Mode mode, KConfigGroup &grp, QString key, QString value)
{
    switch (mode) {
    case Read:
        if (IS_A_TTY(1))
            std::cout << CHAR(key) << ": " << CHAR(grp.readEntry(key, "does not exist")) << " (" << CHAR(path(grp)) << ")" << std::endl;
        else
            std::cout << CHAR(grp.readEntry(key, ""));
        break;
    case Write: {
        if (grp.isImmutable()) {
            std::cout << "The component/group " << CHAR(path(grp)) << " cannot be modified" << std::endl;
            exit(1);
        }
        bool added = !grp.hasKey(key);
        QString oldv;
        if (!added) oldv = grp.readEntry(key);
        grp.writeEntry(key, QString(value));
        grp.sync();
        if (added)
            std::cout << "New " << CHAR(key) << ": " << CHAR(grp.readEntry(key)) << std::endl;
        else
            std::cout << CHAR(key) << ": " << CHAR(oldv) << " -> " << CHAR(grp.readEntry(key)) << std::endl;
        break;
    }
    case Delete: {
        if (grp.isImmutable()) {
            std::cout << "The component/group " << CHAR(path(grp)) << " cannot be modified" << std::endl;
            exit(1);
        }
        if (grp.hasKey(key)) {
            std::cout << "Removed " << CHAR(key) << ": " << CHAR(grp.readEntry(key)) << std::endl;
            grp.deleteEntry(key);
            grp.sync();
        } else if (grp.hasGroup(key)) {
            std::cout << "There's a group, but no key: " << CHAR(key) << "\nPlease explicitly use deletegroup" << std::endl;
            exit(1);
        } else {
            std::cout << "There's no key " << CHAR(key) << " in " << CHAR(path(grp)) << std::endl;
            exit(1);
        }
        break;
    }
    case DeleteGroup: {
        if (grp.hasGroup(key)) {
            grp = grp.group(key);
            if (grp.isImmutable()) {
                std::cout << "The component/group " << CHAR(path(grp)) << " cannot be modified" << std::endl;
                exit(1);
            }
            QMap<QString, QString> map = grp.entryMap();
            std::cout << "Removed " << CHAR(key) << gs_separator << std::endl;
            for (QMap<QString, QString>::const_iterator it = map.constBegin(), end = map.constEnd(); it != end; ++it) {
                std::cout << CHAR(it.key()) << ": " << CHAR(it.value()) << std::endl;
            }
            grp.deleteGroup();
            grp.sync();
        } else {
            std::cout << "There's no group " << CHAR(key) << " in " << CHAR(path(grp)) << std::endl;
            exit(1);
        }
        break;
    }
    case List:
    case ListKeys: {
        if (!grp.exists()) { // could be parent group
            if (mode == ListKeys)
                exit(1);
            QStringList groups = grp.parent().exists() ? grp.parent().groupList() : grp.config()->groupList();
            if (groups.isEmpty()) {
                std::cout << "The component/group " << CHAR(path(grp)) << " does not exist" << std::endl;
                exit(1);
            }
            std::cout << "Groups in " << CHAR(path(grp)) << gs_separator << std::endl;
            foreach (const QString &s, groups)
                if (key.isEmpty() || s.contains(key, Qt::CaseInsensitive))
                    std::cout << CHAR(s) << std::endl;
            exit(0);
        }

        QMap<QString, QString> map = grp.entryMap();
        if (map.isEmpty()) {
            std::cout << "The group " << CHAR(path(grp)) << " is empty" << std::endl;
            break;
        }

        if (mode == List) {
            bool matchFound = false;
            for (QMap<QString, QString>::const_iterator it = map.constBegin(), end = map.constEnd(); it != end; ++it) {
                if (key.isEmpty() || it.key().contains(key, Qt::CaseInsensitive)) {
                    if (!matchFound)
                        std::cout << std::endl << CHAR(path(grp)) << gs_separator << std::endl;
                    matchFound = true;
                    std::cout << CHAR(it.key()) << ": " << CHAR(it.value()) << std::endl;
                }
            }

            if (!matchFound)
                std::cout << "No present key matches \"" << CHAR(key) << "\" in " << CHAR(path(grp));
            std::cout << std::endl;
//.........这里部分代码省略.........

bool KgTheme::readFromDesktopFile(const QString& path_)
{
    if (path_.isEmpty())
    {
        qCDebug(GAMES_LIB) << "Refusing to load theme with no name";
        return false;
    }
    //legacy support: relative paths are resolved with KStandardDirs/appdata
    QString path(path_);
    if (QFileInfo(path).isRelative())
    {
        path = QStandardPaths::locate(QStandardPaths::DataLocation, path);
        if (path.isEmpty())
        {
            qCDebug(GAMES_LIB) << "Could not find theme description" << path;
            return false;
        }
    }
    //default group name
    if (Private::s_configGroupNames.isEmpty())
    {
        Private::s_configGroupNames << QLatin1String("KGameTheme");
    }
    //open file, look for a known config group
    KConfig config(path, KConfig::SimpleConfig);
    KConfigGroup group;
    foreach (const QString& groupName, Private::s_configGroupNames)
    {
        if (config.hasGroup(groupName))
        {
            group = config.group(groupName);
        }
    }
    if (!group.isValid())
    {
        qCDebug(GAMES_LIB) << "Could not read theme description at" << path;
        return false;
    }
    //check format version
    if (group.readEntry("VersionFormat", 1) > 1)
    {
        qCDebug(GAMES_LIB) << "Format of theme description too new at" << path;
        return false;
    }

    //resolve paths
    const QFileInfo fi(path);
    const QDir dir = fi.dir();
    QString graphicsPath = group.readEntry("FileName", QString());
    if (!graphicsPath.isEmpty() && QFileInfo(graphicsPath).isRelative())
        graphicsPath = dir.absoluteFilePath(graphicsPath);
    QString previewPath = group.readEntry("Preview", QString());
    if (!previewPath.isEmpty() && QFileInfo(previewPath).isRelative())
        previewPath = dir.absoluteFilePath(previewPath);
    //create theme
    setName(group.readEntry("Name", QString()));
    setDescription(group.readEntry("Description", QString()));
    setAuthor(group.readEntry("Author", QString()));
    setAuthorEmail(group.readEntry("AuthorEmail", QString()));
    setGraphicsPath(graphicsPath);
    setPreviewPath(previewPath);
    setCustomData(group.entryMap());
    //store modification date of this file in private property (KGameRenderer
    //wants to clear its cache also if the theme description changes)
    setProperty("_k_themeDescTimestamp", fi.lastModified().toTime_t());
    return true;
}

bool KGameTheme::load(const QString &fileName)
{
    if (fileName.isEmpty()) {
        qDebug() << "Refusing to load theme with no name";
        return false;
    }
    QString filePath = QStandardPaths::locate(
        QStandardPaths::DataLocation, fileName, QStandardPaths::LocateFile );
    qDebug() << "Attempting to load .desktop at" << filePath;
    if (filePath.isEmpty()) {
        return false;
    }

    // verify if it is a valid file first and if we can open it
    QFile themefile(filePath);
    if (!themefile.open(QIODevice::ReadOnly)) {
        qDebug() << "Could not open .desktop theme file" << filePath;
        return false;
    }
    d->prefix = QFileInfo(themefile).absolutePath() + '/';
    themefile.close();

    KConfig themeconfig(filePath, KConfig::SimpleConfig);
    if (!themeconfig.hasGroup(d->themeGroup)) {
        qDebug() << "Config group" << d->themeGroup << "does not exist in" << filePath;
        return false;
    }
    KConfigGroup group = themeconfig.group(d->themeGroup);

    //Copy the whole entryMap, so we can inherit generic properties as well, reducing the need to subclass for simple implementations
    d->themeproperties = group.entryMap();

    //Version control
    int themeversion = group.readEntry("VersionFormat", 0);
    //Format is increased when we have incompatible changes, meaning that older clients are not able to use the remaining information safely
    if (themeversion > kThemeVersionFormat) {
        return false;
    }

    QString graphName = group.readEntry("FileName");
    //d->graphics = KStandardDirs::locate("appdata", graphName);
    d->graphics = d->prefix + graphName;
    if (d->graphics.isEmpty()) return false;

    // let's see if svg file exists and can be opened
    QFile svgFile(d->graphics);
    if (!svgFile.open(QIODevice::ReadOnly)) {
        qDebug() << "Could not open file" << d->graphics;
        return false;
    }

    QString previewName = group.readEntry("Preview");
    //QString graphicsPath = KStandardDirs::locate("appdata", previewName);
    QString graphicsPath = d->prefix + previewName;
    d->preview = QPixmap(graphicsPath);

    d->fileName = fileName;
    d->fullPath = filePath;
    d->loaded = true;
    return true;
}

MainWindow::MainWindow(QWidget* parent, Qt::WindowFlags f)
    : KParts::MainWindow(parent, f)
    , m_recentFiles(0)
    , m_close(0)
    , m_allocatorModel(new QStringListModel(this))
    , m_newAllocator(0)
    , m_removeAllocator(0)
    , m_shortenTemplates(0)
    , m_selectPeak(0)
    , m_currentDocument(0)
    , m_dataTreeModel(new DataTreeModel(this))
    , m_dataTreeFilterModel(new FilteredDataTreeModel(m_dataTreeModel))
    , m_settingSelection(false)
{
    ui.setupUi(this);

    //BEGIN KGraphViewer
    bool haveGraphViewer = false;

    // NOTE: just check if kgraphviewer is available at runtime.
    // The former logic has been moved to DocumentWidget constructor.
#ifdef HAVE_KGRAPHVIEWER
    KPluginFactory *factory = KPluginLoader("kgraphviewerpart").factory();
    if (factory) {
        KParts::ReadOnlyPart* readOnlyPart = factory->create<KParts::ReadOnlyPart>("kgraphviewerpart", this);
        if (readOnlyPart) {
            readOnlyPart->widget()->hide();
            haveGraphViewer = true;
        }
    }
#endif

    if (!haveGraphViewer) {
        // cleanup UI when we installed with kgraphviewer but it's not available at runtime
        KToolBar* callgraphToolbar = toolBar(QStringLiteral("callgraphToolBar"));
        removeToolBar(callgraphToolbar);
        delete callgraphToolbar;
    }
    //END KGraphViewer

    ui.documents->setMovable(true);
    ui.documents->setTabsClosable(true);
    connect(ui.documents, &QTabWidget::currentChanged,
            this, &MainWindow::documentChanged);
    connect(ui.documents, &QTabWidget::tabCloseRequested,
            this, &MainWindow::closeFileTab);

    //BEGIN custom allocators
    tabifyDockWidget(ui.allocatorDock, ui.dataTreeDock);
    ui.allocatorView->setModel(m_allocatorModel);

    int iconSize = style()->pixelMetric(QStyle::PM_SmallIconSize);
    ui.dockMenuBar->setIconSize(QSize(iconSize, iconSize));
    ui.dockMenuBar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
    ui.dockMenuBar->setFloatable(false);
    ui.dockMenuBar->setMovable(false);

    KConfigGroup cfg = allocatorConfig();
    m_allocatorModel->setStringList(cfg.entryMap().values());

    connect(m_allocatorModel, &QStringListModel::modelReset,
            this, &MainWindow::allocatorsChanged);

    connect(m_allocatorModel, &QStringListModel::dataChanged,
            this, &MainWindow::allocatorsChanged);

    connect(ui.dataTreeView, &QTreeView::customContextMenuRequested,
            this, &MainWindow::dataTreeContextMenuRequested);
    ui.dataTreeView->setContextMenuPolicy(Qt::CustomContextMenu);

    connect(ui.allocatorView, &QTreeView::customContextMenuRequested,
            this, &MainWindow::allocatorViewContextMenuRequested);
    ui.allocatorView->setContextMenuPolicy(Qt::CustomContextMenu);
    //END custom allocators

    setupActions();
    setupGUI(StandardWindowOptions(Default ^ StatusBar));
    statusBar()->hide();

    ui.dataTreeView->setModel(m_dataTreeFilterModel);

    connect(ui.filterDataTree, &KLineEdit::textChanged,
            m_dataTreeFilterModel, &FilteredDataTreeModel::setFilter);
    connect(ui.dataTreeView->selectionModel(), &QItemSelectionModel::currentChanged,
            this, &MainWindow::treeSelectionChanged);

    // open page
    ui.stackedWidget->setCurrentWidget(ui.openPage);
}