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

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

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/*******************************************************************************
 * Copyright (c) 2011 OBiBa. 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.celltable;

import org.obiba.opal.web.gwt.app.client.ui.HasFieldUpdater;

import com.google.gwt.cell.client.Cell;
import com.google.gwt.cell.client.ClickableTextCell;
import com.google.gwt.cell.client.FieldUpdater;
import com.google.gwt.safehtml.shared.SafeHtml;
import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
import com.google.gwt.user.cellview.client.Column;

public abstract class ClickableColumn<T> extends Column<T, String> implements HasFieldUpdater<T, String> {

    public ClickableColumn() {
        super(cell);
    }

    @Override
    public FieldUpdater<T, String> getFieldUpdater() {
        return super.getFieldUpdater();
    }

    @Override
    public void setFieldUpdater(FieldUpdater<T, String> fieldUpdater) {
        super.setFieldUpdater(fieldUpdater);
    }

    private static final Cell<String> cell = new ClickableTextCell() {
        @Override
        protected void render(Cell.Context context, SafeHtml value, SafeHtmlBuilder sb) {
            if (value != null) {
                sb.appendHtmlConstant("<a>").append(value).appendHtmlConstant("</a>");
            }
        }
    };

}