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 *  DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *  This code is free software; you can redistribute it and/or modify it
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 *  published by the Free Software Foundation.  Oracle designates this
 *  particular file as subject to the "Classpath" exception as provided
 *  by Oracle in the LICENSE file that accompanied this code.
 *
 *  This code is distributed in the hope that it will be useful, but WITHOUT
 *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 *  version 2 for more details (a copy is included in the LICENSE file that
 *  accompanied this code).
 *
 *  You should have received a copy of the GNU General Public License version
 *  2 along with this work; if not, write to the Free Software Foundation,
 *  Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package org.graalvm.visualvm.modules.tracer.impl;

import org.graalvm.visualvm.core.ui.components.DataViewComponent;
import org.graalvm.visualvm.modules.tracer.impl.details.DetailsPanel;
import org.graalvm.visualvm.modules.tracer.impl.swing.VisibilityHandler;
import org.graalvm.visualvm.modules.tracer.impl.timeline.TimelineSupport;

/**
 *
 * @author Jiri Sedlacek
 */
final class DetailsView {

    private final TimelineSupport timelineSupport;
    private DetailsPanel panel;

    private boolean hasData;

    private VisibilityHandler viewHandler;

    // --- Constructor ---------------------------------------------------------

    DetailsView(TracerModel model) {
        timelineSupport = model.getTimelineSupport();
    }


    // --- Internal interface --------------------------------------------------

    void registerViewListener(VisibilityHandler viewHandler) {
        if (panel != null) {
            viewHandler.handle(panel);
        } else {
            this.viewHandler = viewHandler;
        }

    }

    boolean isShowing() {
        return panel != null && panel.isShowing();
    }

    boolean hasData() {
        return hasData;
    }


    // --- UI implementation ---------------------------------------------------

    DataViewComponent.DetailsView getView() {
        panel = new DetailsPanel(timelineSupport);

        timelineSupport.addSelectionListener(new TimelineSupport.SelectionListener() {
            public void rowSelectionChanged(boolean rowsSelected) {
                panel.setTableModel(timelineSupport.getDetailsModel());
                hasData = rowsSelected;
            }
            public void timeSelectionChanged(boolean timestampsSelected, boolean justHovering) {}
        });
        if (viewHandler != null) {
            viewHandler.handle(panel);
            viewHandler = null;
        }

        return new DataViewComponent.DetailsView("Details", null, 10, panel, null);
    }

}
