org.obiba.opal.web.gwt.app.client.ui.BreadcrumbsTabPanel.java Source code

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Here is the source code for org.obiba.opal.web.gwt.app.client.ui.BreadcrumbsTabPanel.java

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/*******************************************************************************
 * Copyright 2008(c) The OBiBa Consortium. All rights reserved.
 *
 * This program and the accompanying materials
 * are made available under the terms of the GNU Public License v3.0.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package org.obiba.opal.web.gwt.app.client.ui;

import com.github.gwtbootstrap.client.ui.Breadcrumbs;
import com.google.gwt.event.dom.client.HasClickHandlers;
import com.google.gwt.event.logical.shared.SelectionEvent;
import com.google.gwt.event.logical.shared.SelectionHandler;
import com.google.gwt.user.client.Timer;
import com.google.gwt.user.client.ui.Widget;

/**
 *
 */
public class BreadcrumbsTabPanel extends AbstractTabPanel {

    public BreadcrumbsTabPanel() {
        super(new Breadcrumbs());

        // remove all tabs after the one selected
        addSelectionHandler(new SelectionHandler<Integer>() {

            @Override
            public void onSelection(SelectionEvent<Integer> event) {
                final int idx = event.getSelectedItem();
                if (isAnimationEnabled()) {
                    // wait for the end of the animation before removing descendants
                    Timer timer = new Timer() {
                        @Override
                        public void run() {
                            if (!isAnimationRunning()) {
                                removeDescendants(idx);
                                cancel();
                            }
                        }
                    };
                    timer.scheduleRepeating(10);
                } else {
                    removeDescendants(idx);
                }
            }

            private void removeDescendants(int idx) {
                while (getWidgetCount() > idx + 1) {
                    remove(getWidgetCount() - 1);
                }
            }
        });

        setAnimationEnabled(true);
        getMenu().addStyleName("inline-block");
    }

    @Override
    public void setAnimationEnabled(boolean enable) {
        super.setAnimationEnabled(enable);
    }

    @Override
    public boolean isAnimationEnabled() {
        return super.isAnimationEnabled();
    }

    public void addAndSelect(Widget widget, String text) {
        add(widget, text);
        selectTab(widget);
    }

    public void addAndSelect(Widget widget, HasClickHandlers link) {
        add(widget, link);
        selectTab(widget);
    }

}