org.jboss.tools.openshift.internal.ui.treeitem.ObservableTreeItemStyledCellLabelProvider.java Source code

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Here is the source code for org.jboss.tools.openshift.internal.ui.treeitem.ObservableTreeItemStyledCellLabelProvider.java

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/*******************************************************************************
 * Copyright (c) 2015 Red Hat, Inc.
 * Distributed under license by Red Hat, Inc. All rights reserved.
 * This program is made available under the terms of the
 * Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Red Hat, Inc. - initial API and implementation
 ******************************************************************************/
package org.jboss.tools.openshift.internal.ui.treeitem;

import org.eclipse.jface.viewers.StyledCellLabelProvider;
import org.eclipse.jface.viewers.StyledString;
import org.eclipse.jface.viewers.ViewerCell;
import org.eclipse.swt.graphics.Image;
import org.jboss.tools.openshift.internal.ui.explorer.OpenShiftExplorerLabelProvider;

/**
 * A tree viewer label provider for ObservableTreeItems. Delegates to
 * OpenShiftExplorerLabelProvider to get labels and images.
 * 
 * @author Andre Dietisheim
 */
public class ObservableTreeItemStyledCellLabelProvider extends StyledCellLabelProvider {

    private OpenShiftExplorerLabelProvider explorerLabelProvider;

    public ObservableTreeItemStyledCellLabelProvider() {
        this.explorerLabelProvider = new OpenShiftExplorerLabelProvider();
        this.explorerLabelProvider.setLabelLimit(100);
    }

    @Override
    public void update(ViewerCell cell) {
        Object element = cell.getElement();
        if (!(element instanceof ObservableTreeItem)) {
            return;
        }
        ObservableTreeItem item = (ObservableTreeItem) element;
        StyledString styledText = explorerLabelProvider.getStyledText(item.getModel());
        cell.setText(styledText.getString());
        cell.setStyleRanges(styledText.getStyleRanges());
        Image image = explorerLabelProvider.getImage(item.getModel());
        cell.setImage(image);
    }
}