com.liferay.ide.server.ui.navigator.PropertiesActionProvider.java Source code

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Here is the source code for com.liferay.ide.server.ui.navigator.PropertiesActionProvider.java

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/**
 * Copyright (c) 2014 Liferay, Inc. All rights reserved.
 *
 * The contents of this file are subject to the terms of the End User License
 * Agreement for Liferay Developer Studio ("License"). You may not use this file
 * except in compliance with the License. You can obtain a copy of the License
 * by contacting Liferay, Inc. See the License for the specific language
 * governing permissions and limitations under the License, including but not
 * limited to distribution rights of the Software.
 */

package com.liferay.ide.server.ui.navigator;

import com.liferay.ide.server.ui.LiferayServerUI;
import com.liferay.ide.server.ui.action.EditPropertiesFileAction;
import com.liferay.ide.server.ui.action.OpenLiferayHomeFolderAction;

import java.util.Iterator;

import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.viewers.IOpenListener;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.OpenEvent;
import org.eclipse.jface.viewers.StructuredViewer;
import org.eclipse.ui.IWorkbenchActionConstants;
import org.eclipse.ui.navigator.CommonActionProvider;
import org.eclipse.ui.navigator.CommonViewer;
import org.eclipse.ui.navigator.ICommonActionExtensionSite;
import org.eclipse.ui.navigator.ICommonViewerSite;
import org.eclipse.ui.navigator.ICommonViewerWorkbenchSite;

/**
 * @author Gregory Amerson
 */
public class PropertiesActionProvider extends CommonActionProvider {
    public static final String NEW_MENU_ID = "org.eclipse.wst.server.ui.internal.cnf.newMenuId";
    public static final String TOP_SECTION_END_SEPARATOR = "org.eclipse.wst.server.ui.internal.cnf.topSectionEnd";
    public static final String TOP_SECTION_START_SEPARATOR = "org.eclipse.wst.server.ui.internal.cnf.topSectionStart";

    private ICommonActionExtensionSite actionSite;
    private EditPropertiesFileAction editAction;
    private OpenLiferayHomeFolderAction openFolderAction;

    public PropertiesActionProvider() {
        super();
    }

    private void addListeners(CommonViewer tableViewer) {
        tableViewer.addOpenListener(new IOpenListener() {
            public void open(OpenEvent event) {
                try {
                    final IStructuredSelection sel = (IStructuredSelection) event.getSelection();
                    final Object data = sel.getFirstElement();

                    if (!(data instanceof PropertiesFile)) {
                        return;
                    }

                    PropertiesActionProvider.this.editAction.run();
                } catch (Exception e) {
                    LiferayServerUI.logError("Error opening kaleo workflow.", e);
                }
            }
        });
    }

    protected void addTopSection(IMenuManager menu, PropertiesFile file) {
        // open action
        if (file != null) {
            menu.add(editAction);
            menu.add(openFolderAction);
        }
    }

    public void fillContextMenu(IMenuManager menu) {
        // This is a temp workaround to clean up the default group that are provided by CNF
        menu.removeAll();

        ICommonViewerSite site = actionSite.getViewSite();
        IStructuredSelection selection = null;

        if (site instanceof ICommonViewerWorkbenchSite) {
            ICommonViewerWorkbenchSite wsSite = (ICommonViewerWorkbenchSite) site;
            selection = (IStructuredSelection) wsSite.getSelectionProvider().getSelection();
        }

        PropertiesFile file = null;

        if (selection != null && !selection.isEmpty()) {
            Iterator<?> iterator = selection.iterator();
            Object obj = iterator.next();

            if (obj instanceof PropertiesFile) {
                file = (PropertiesFile) obj;
            }

            if (iterator.hasNext()) {
                file = null;
            }
        }

        menu.add(invisibleSeparator(TOP_SECTION_START_SEPARATOR));
        addTopSection(menu, file);
        menu.add(invisibleSeparator(TOP_SECTION_END_SEPARATOR));
        menu.add(new Separator());

        menu.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS));
        menu.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS + "-end"));
    }

    public void init(ICommonActionExtensionSite site) {
        super.init(site);
        this.actionSite = site;
        ICommonViewerSite viewerSite = site.getViewSite();

        if (viewerSite instanceof ICommonViewerWorkbenchSite) {
            StructuredViewer v = site.getStructuredViewer();

            if (v instanceof CommonViewer) {
                CommonViewer cv = (CommonViewer) v;
                ICommonViewerWorkbenchSite wsSite = (ICommonViewerWorkbenchSite) viewerSite;
                addListeners(cv);
                makeActions(cv, wsSite.getSelectionProvider());
            }
        }
    }

    private Separator invisibleSeparator(String s) {
        Separator sep = new Separator(s);
        sep.setVisible(false);
        return sep;
    }

    private void makeActions(CommonViewer tableViewer, ISelectionProvider provider) {
        // Shell shell = tableViewer.getTree().getShell();

        // create the open action
        editAction = new EditPropertiesFileAction(provider);
        openFolderAction = new OpenLiferayHomeFolderAction(provider);
    }

}