com.sap.dirigible.ide.workspace.ui.viewer.WorkspaceViewerUtils.java Source code

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/*******************************************************************************
 * Copyright (c) 2014 SAP AG or an SAP affiliate company. All rights reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License. 
 *******************************************************************************/

package com.sap.dirigible.ide.workspace.ui.viewer;

import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PlatformUI;

import com.sap.dirigible.ide.workspace.ui.view.WorkspaceExplorerView;

public class WorkspaceViewerUtils {

    public static void expandElement(Object element) {
        if (element instanceof IFolder || element instanceof IProject) {

            IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
            IViewPart view = page.findView(WorkspaceExplorerView.VIEW_ID);
            if (view != null && view instanceof WorkspaceExplorerView) {
                TreeViewer treeViewer = ((WorkspaceExplorerView) view).getViewer().getViewer();
                if (element instanceof IFolder || element instanceof IProject) {
                    treeViewer.setExpandedState(element, true);
                }
            }
        }
    }

    public static void doubleClickedElement(Object element) {
        if (element instanceof IFolder || element instanceof IProject) {

            IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
            IViewPart view = page.findView(WorkspaceExplorerView.VIEW_ID);
            if (view != null && view instanceof WorkspaceExplorerView) {
                TreeViewer treeViewer = ((WorkspaceExplorerView) view).getViewer().getViewer();
                if (element instanceof IFolder || element instanceof IProject) {
                    treeViewer.setExpandedState(element, (!treeViewer.getExpandedState(element)));
                }
            }
        }
    }

    public static void selectElement(final Object element) {
        IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
        IViewPart view = page.findView(WorkspaceExplorerView.VIEW_ID);
        if (view != null && view instanceof WorkspaceExplorerView) {
            TreeViewer treeViewer = ((WorkspaceExplorerView) view).getViewer().getViewer();
            treeViewer.setSelection(new StructuredSelection(element));
        }

    }

}