source: psi/trunk/src/options/optionstab.cpp@ 16

#include "optionstab.h"
#include "iconset.h"

#include <qtabwidget.h>
#include <qlayout.h>
#include <qmap.h>

//----------------------------------------------------------------------------
// OptionsTab
//----------------------------------------------------------------------------

OptionsTab::OptionsTab(QObject *parent, const char *name)
: QObject(parent, name)
{
}

OptionsTab::OptionsTab(QObject *parent, QCString _id, QCString _parentId, QString _name, QString _desc, QString _tabIconName, QString _iconName)
: QObject(parent, _name.latin1())
{
        v_id = _id;
        v_parentId = _parentId;
        v_name = _name;
        v_desc = _desc;
        v_tabIconName = _tabIconName;
        v_iconName = _iconName;
}

OptionsTab::~OptionsTab()
{
}

QCString OptionsTab::id() const
{
        return v_id;
}

QCString OptionsTab::parentId() const
{
        return v_parentId;
}

QString OptionsTab::tabName() const
{
        return v_name;
}

Icon *OptionsTab::tabIcon() const
{
        if ( v_tabIconName.isEmpty() )
                return 0;

        return (Icon *)IconsetFactory::iconPtr( v_tabIconName );
}

QString OptionsTab::name() const
{
        return v_name;
}

QString OptionsTab::desc() const
{
        return v_desc;
}

Icon *OptionsTab::icon() const
{
        if ( v_iconName.isEmpty() ) {
                //if ( tabIcon() )
                //      return tabIcon();

                return (Icon *)IconsetFactory::iconPtr("psi/psi32");
        }

        return (Icon *)IconsetFactory::iconPtr( v_iconName );
}

void OptionsTab::applyOptions(Options *)
{
}

void OptionsTab::restoreOptions(const Options *)
{
}

void OptionsTab::tabAdded(OptionsTab *)
{
}

bool OptionsTab::stretchable() const
{
        return false;
}

void OptionsTab::setData(PsiCon *, QWidget *)
{
}

//----------------------------------------------------------------------------
// OptionsTabWidget
//----------------------------------------------------------------------------

class OptionsTabWidget : public QTabWidget
{
        Q_OBJECT
public:
        OptionsTabWidget(QWidget *parent);
        void addTab(OptionsTab *);
        void restoreOptions(const Options *);

signals:
        void connectDataChanged(QWidget *);
        void noDirty(bool);

private slots:
        void updateCurrent(QWidget *);

private:
        struct TabData {
                TabData() { tab = 0; initialized = false; }
                TabData(OptionsTab *t) { tab = t; initialized = false; }
                OptionsTab *tab;
                bool initialized;
        };
        QMap<QWidget *, TabData> w2tab;
        Options *opt;
};

OptionsTabWidget::OptionsTabWidget(QWidget *parent)
: QTabWidget(parent)
{
        connect(this, SIGNAL(currentChanged(QWidget *)), SLOT(updateCurrent(QWidget *)));
        opt = 0;
}

void OptionsTabWidget::addTab(OptionsTab *tab)
{
        if ( tab->tabName().isEmpty() )
                return; // skip the dummy tabs

        QWidget *w = new QWidget(this, tab->name().latin1());

        if ( tab->tabIcon() )
                insertTab(w, tab->tabIcon()->iconSet(), tab->tabName());
        else
                insertTab(w, tab->tabName());

        if ( !tab->desc().isEmpty() )
                setTabToolTip(w, tab->desc());

        w2tab[w] = TabData(tab);
}

void OptionsTabWidget::updateCurrent(QWidget *w)
{
        if ( !w2tab[w].initialized ) {
                QVBoxLayout *vbox = new QVBoxLayout(w, 5);
                OptionsTab *opttab = w2tab[w].tab;

                QWidget *tab = opttab->widget();
                if ( !tab )
                        return;

                tab->reparent(w, 0, QPoint(0, 0));
                vbox->addWidget(tab);
                if ( !opttab->stretchable() )
                        vbox->addStretch();

                if ( opt ) {
                        emit noDirty(true);
                        opttab->restoreOptions(opt);
                        emit noDirty(false);
                }
                emit connectDataChanged(tab);

                tab->show();
                w2tab[w].initialized = true;
        }
}

void OptionsTabWidget::restoreOptions(const Options *o)
{
        bool doRestore = !opt;
        opt = (Options *)o;

        if ( doRestore ) {
                emit noDirty(true);
                w2tab[currentPage()].tab->restoreOptions(opt);
                emit noDirty(false);
        }
}

//----------------------------------------------------------------------------
// MetaOptionsTab
//----------------------------------------------------------------------------

MetaOptionsTab::MetaOptionsTab(QObject *parent, const char *name)
: OptionsTab(parent, name)
{
        init();
}

MetaOptionsTab::MetaOptionsTab(QObject *parent, QCString id, QCString parentId, QString name, QString desc, QString tabIconName, QString iconName)
: OptionsTab(parent, id, parentId, name, desc, tabIconName, iconName)
{
        init();
}

MetaOptionsTab::~MetaOptionsTab()
{
        if ( w )
                delete w;
}

void MetaOptionsTab::init()
{
        w = 0;
        tabs.setAutoDelete(true);
}

void MetaOptionsTab::addTab(OptionsTab *tab)
{
        connect(tab, SIGNAL(dataChanged()), SIGNAL(dataChanged()));
        //connect(tab, SIGNAL(addWidgetChangedSignal(QString, QCString)), SIGNAL(addWidgetChangedSignal(QString, QCString)));
        connect(tab, SIGNAL(noDirty(bool)), SIGNAL(noDirty(bool)));
        connect(tab, SIGNAL(connectDataChanged(QWidget *)), SIGNAL(connectDataChanged(QWidget *)));

        tabs.append(tab);
}

QWidget *MetaOptionsTab::widget()
{
        if ( w )
                return w;

        OptionsTabWidget *t = new OptionsTabWidget(0);
        w = t;

        connect(w, SIGNAL(connectDataChanged(QWidget *)), SIGNAL(connectDataChanged(QWidget *)));
        connect(w, SIGNAL(noDirty(bool)), SIGNAL(noDirty(bool)));

        QPtrListIterator<OptionsTab> it(tabs);
        for ( ; it.current(); ++it)
                t->addTab(it.current());

        return w;
}

void MetaOptionsTab::applyOptions(Options *opt)
{
        QPtrListIterator<OptionsTab> it(tabs);
        for ( ; it.current(); ++it)
                it.current()->applyOptions(opt);
}

void MetaOptionsTab::restoreOptions(const Options *opt)
{
        if ( w ) {
                OptionsTabWidget *d = (OptionsTabWidget *)w;
                d->restoreOptions(opt);
        }

        QPtrListIterator<OptionsTab> it(tabs);
        for ( ; it.current(); ++it)
                it.current()->restoreOptions(opt);
}

void MetaOptionsTab::setData(PsiCon *psi, QWidget *w)
{
        QPtrListIterator<OptionsTab> it(tabs);
        for ( ; it.current(); ++it)
                it.current()->setData(psi, w);
}

#include "optionstab.moc"