org.vclipse.vcml.ui.outline.VCMLOutlinePage.java Source code

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Here is the source code for org.vclipse.vcml.ui.outline.VCMLOutlinePage.java

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/*******************************************************************************
 * Copyright (c) 2010 - 2013 webXcerpt Software GmbH.
 * All rights reserved. This program and the accompanying materials
 * are 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:
 *        webXcerpt Software GmbH - initial creator
 *       www.webxcerpt.com
 ******************************************************************************/
package org.vclipse.vcml.ui.outline;

import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IMenuListener;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.ui.IActionBars;
import org.eclipse.xtext.ui.editor.outline.impl.OutlinePage;
import org.vclipse.base.ui.util.IExtendedImageHelper;
import org.vclipse.vcml.ui.IUiConstants;
import org.vclipse.vcml.utils.ISapConstants;
import org.vclipse.vcml.vcml.VcmlPackage;

import com.google.inject.Inject;

public class VCMLOutlinePage extends OutlinePage implements IPropertyChangeListener {

    private static final VcmlPackage INSTANCE = VcmlPackage.eINSTANCE;

    private static final String POPUP_MENU_ID = VCMLOutlinePage.class.getSimpleName().toLowerCase() + "menu";

    @Inject
    private IExtendedImageHelper imageHelper;

    @Inject
    private IPreferenceStore preferenceStore;

    @Inject
    private ILabelProvider labelProvider;

    private Menu menu;

    @Override
    public void dispose() {
        preferenceStore.removePropertyChangeListener(this);
        super.dispose();
    }

    public void propertyChange(final PropertyChangeEvent event) {
        String property = event.getProperty();
        if (IUiConstants.SAP_HIERARCHY_ACTIVATED.equals(property)
                || ISapConstants.DEFAULT_LANGUAGE.equals(property)) {
            getRefreshJob().schedule();
        }
    }

    @Override
    public void createControl(Composite parent) {
        super.createControl(parent);
        preferenceStore.addPropertyChangeListener(this);
        TreeViewer treeViewer = getTreeViewer();
        IActionBars actionBars = getSite().getActionBars();
        IMenuManager menuManager = actionBars.getMenuManager();
        IToolBarManager toolBarManager = actionBars.getToolBarManager();

        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getCharacteristic(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getClass_(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getConstraint(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getSelectionCondition(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getPrecondition(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getProcedure(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getDependencyNet(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getMaterial(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getInterfaceDesign(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getVariantFunction(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getVariantTable(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getVariantTableContent(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getBillOfMaterial(), labelProvider));
        menuManager.add(new TypeFilterAction(treeViewer, INSTANCE.getConfigurationProfile(), labelProvider));

        createHierarchySwitchAction(toolBarManager);
        createMenu(treeViewer);
    }

    private void createHierarchySwitchAction(IToolBarManager toolBarManager) {
        final ImageDescriptor sapImageDescriptor = imageHelper.getImageDescriptor("doc_hierarchy.png");
        final ImageDescriptor docImageDescriptior = imageHelper.getImageDescriptor("sap_hierarchy.png");

        // create an action for hierarchy switching
        final Action action = new Action() {
            @Override
            public void run() {
                setChecked(!isChecked());
                if (isChecked()) {
                    setText("Document hierarchy");
                    setToolTipText("Document hierarchy");
                    setImageDescriptor(docImageDescriptior);
                    preferenceStore.setValue(IUiConstants.SAP_HIERARCHY_ACTIVATED, false);
                } else {
                    setText("PMEVC-like hierarchy");
                    setToolTipText("PMEVC-like hierarchy");
                    setImageDescriptor(sapImageDescriptor);
                    preferenceStore.setValue(IUiConstants.SAP_HIERARCHY_ACTIVATED, true);
                }
            }
        };

        // we begin with a false value for IUiConstants.SAP_HIERARCHY_ACTIVATED => see also PreferenceInitializer
        action.setText("PMEVC-like hierarchy");
        action.setToolTipText("PMEVC-like hierarchy");
        action.setImageDescriptor(sapImageDescriptor);
        toolBarManager.add(action);
    }

    private void createMenu(final TreeViewer treeViewer) {
        final MenuManager menuManager = new MenuManager(POPUP_MENU_ID);
        menuManager.setRemoveAllWhenShown(true);
        menuManager.addMenuListener(new IMenuListener() {
            public void menuAboutToShow(final IMenuManager manager) {
            }
        });
        menu = menuManager.createContextMenu(treeViewer.getControl());
        treeViewer.getControl().setMenu(menu);
        getSite().registerContextMenu(POPUP_MENU_ID, menuManager, treeViewer);
    }
}