org.nightlabs.jfire.reporting.ui.layout.action.ReportRegistryItemActionMenuManager.java Source code

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Here is the source code for org.nightlabs.jfire.reporting.ui.layout.action.ReportRegistryItemActionMenuManager.java

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/* *****************************************************************************
 * JFire - it's hot - Free ERP System - http://jfire.org                       *
 * Copyright (C) 2004-2005 NightLabs - http://NightLabs.org                    *
 *                                                                             *
 * This library is free software; you can redistribute it and/or               *
 * modify it under the terms of the GNU Lesser General Public                  *
 * License as published by the Free Software Foundation; either                *
 * version 2.1 of the License, or (at your option) any later version.          *
 *                                                                             *
 * This library is distributed in the hope that it will be useful,             *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of              *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU           *
 * Lesser General Public License for more details.                             *
 *                                                                             *
 * You should have received a copy of the GNU Lesser General Public            *
 * License along with this library; if not, write to the                       *
 *     Free Software Foundation, Inc.,                                         *
 *     51 Franklin St, Fifth Floor,                                            *
 *     Boston, MA  02110-1301  USA                                             *
 *                                                                             *
 * Or get it online :                                                          *
 *     http://www.gnu.org/copyleft/lesser.html                                 *
 *                                                                             *
 *                                                                             *
 ******************************************************************************/

package org.nightlabs.jfire.reporting.ui.layout.action;

import java.util.Collection;

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.swt.widgets.Menu;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.part.DrillDownAdapter;
import org.nightlabs.base.ui.action.registry.ActionDescriptor;
import org.nightlabs.jfire.reporting.layout.ReportRegistryItem;
import org.nightlabs.jfire.reporting.ui.layout.ReportRegistryItemTree;

/**
 * @author Alexander Bieber <alex[AT]nightlabs[DOT]de>
 *
 */
public class ReportRegistryItemActionMenuManager extends MenuManager {

    private ReportRegistryItemTree registryItemTree;
    private String scope;
    private ReportRegistryItemActionRegistry actionRegistry;
    private DrillDownAdapter drillDownAdapter;
    private Menu menu;

    /**
     * @param text
     */
    public ReportRegistryItemActionMenuManager(ReportRegistryItemTree registryItemTree, String scope) {
        super("#ReportRegistryItemActionPopup_" + scope); //$NON-NLS-1$
        this.registryItemTree = registryItemTree;
        this.drillDownAdapter = new DrillDownAdapter(registryItemTree.getTreeViewer());
        setRemoveAllWhenShown(true);
        addMenuListener(new IMenuListener() {
            public void menuAboutToShow(IMenuManager manager) {
                fillContextMenu(manager);
            }
        });
        menu = createContextMenu(registryItemTree.getTreeViewer().getControl());
        registryItemTree.getTreeViewer().getControl().setMenu(menu);
        actionRegistry = new ReportRegistryItemActionRegistry();
        actionRegistry.process();
        Collection<ActionDescriptor> actionDescriptors = actionRegistry.getActionDescriptors();
        for (ActionDescriptor actionDescriptor : actionDescriptors) {
            if (actionDescriptor.getAction() instanceof IReportRegistryItemAction) {
                IReportRegistryItemAction itemAction = (IReportRegistryItemAction) actionDescriptor.getAction();
                if (itemAction.getScope() == null || itemAction.getScope().equals(scope))
                    actionDescriptor.setVisible(true);
                else
                    actionDescriptor.setVisible(false);
            }
        }
    }

    public ReportRegistryItemActionMenuManager(ReportRegistryItemTree registryItemTree, String scope,
            IViewPart viewPart) {
        this(registryItemTree, scope);
        viewPart.getSite().registerContextMenu(this, registryItemTree.getTreeViewer());
        fillToolBar(viewPart);
    }

    private void fillToolBar(IViewPart viewPart) {
        IToolBarManager toolBarManager = viewPart.getViewSite().getActionBars().getToolBarManager();
        toolBarManager.removeAll();
        actionRegistry.contributeToToolBar(toolBarManager);
    }

    private void fillContextMenu(IMenuManager manager) {
        manager.removeAll();
        actionRegistry.contributeToContextMenu(manager);
        drillDownAdapter.addNavigationActions(manager);
    }

    public ReportRegistryItemTree getRegistryItemTree() {
        return registryItemTree;
    }

    public DrillDownAdapter getDrillDownAdapter() {
        return drillDownAdapter;
    }

    public ReportRegistryItemActionRegistry getActionRegistry() {
        return actionRegistry;
    }

    public void setSelectedRegistryItems(Collection<ReportRegistryItem> items, boolean calculateEnabled,
            boolean calculateVisible) {
        Collection<ActionDescriptor> actionDescriptors = actionRegistry.getActionDescriptors();

        for (ActionDescriptor actionDescriptor : actionDescriptors) {
            if (actionDescriptor.getAction() instanceof IReportRegistryItemAction) {
                IReportRegistryItemAction itemAction = (IReportRegistryItemAction) actionDescriptor.getAction();
                itemAction.setReportRegistryItems(items);
                if (calculateEnabled)
                    itemAction.setEnabled(itemAction.calculateEnabled(items));
                if (itemAction.getScope() == null || itemAction.getScope().equals(scope)) {
                    if (calculateVisible)
                        actionDescriptor.setVisible(itemAction.calculateVisible(items));
                }
            }
        }
    }

}