com.trivadis.loganalysis.ui.internal.view.ProfilesView.java Source code

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Here is the source code for com.trivadis.loganalysis.ui.internal.view.ProfilesView.java

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/**
 * Copyright (c) 2011 Loganalysis team and contributors
 *
 * 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:
 *   Raffael Schmid - initial API and implementation
 */
package com.trivadis.loganalysis.ui.internal.view;

import static com.trivadis.loganalysis.core.common.CollectionUtil.foreach;

import java.io.IOException;
import java.io.StringWriter;
import java.io.Writer;

import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.viewers.DoubleClickEvent;
import org.eclipse.jface.viewers.IDoubleClickListener;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.jface.viewers.ViewerSorter;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.ui.IMemento;
import org.eclipse.ui.ISelectionListener;
import org.eclipse.ui.IViewSite;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.XMLMemento;
import org.eclipse.ui.part.ViewPart;

import com.trivadis.loganalysis.core.common.ClosureI;
import com.trivadis.loganalysis.ui.Help;
import com.trivadis.loganalysis.ui.IUiContext;
import com.trivadis.loganalysis.ui.UiLoganalysis;
import com.trivadis.loganalysis.ui.common.binding.IListChangeListener;
import com.trivadis.loganalysis.ui.domain.profile.IConfiguration;
import com.trivadis.loganalysis.ui.domain.profile.IProfile;
import com.trivadis.loganalysis.ui.internal.Command;

public class ProfilesView extends ViewPart implements ISelectionListener, IListChangeListener {

    public static final String ID = ProfilesView.class.getName();

    private TreeViewer viewer;
    private Action doubleClickAction;

    private final IUiContext uiContext;

    private final Help help;

    public ProfilesView() {
        this(UiLoganalysis.getDefault().getUiContext(), Help.getDefault());
    }

    public ProfilesView(final IUiContext context, final Help help) {
        this.uiContext = context;
        this.help = help;
    }

    @Override
    public void createPartControl(final Composite parent) {
        help.register(parent, "com.trivadis.loganalysis.help.profilesView");
        createListViewer(parent);
        makeActions();
        hookDoubleClickAction();
        registerContextMenu();
    }

    private void createListViewer(final Composite parent) {
        viewer = new TreeViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
        viewer.setContentProvider(new ProfilesContentAdapter(true));
        viewer.setLabelProvider(new ProfilesLabelAdapter());
        viewer.setSorter(new ViewerSorter());
        viewer.setInput(getViewSite());
    }

    private void registerContextMenu() {
        final MenuManager menuMgr = new MenuManager("#PopupMenu");
        menuMgr.setRemoveAllWhenShown(true);
        final Menu menu = menuMgr.createContextMenu(viewer.getControl());
        viewer.getControl().setMenu(menu);
        getSite().registerContextMenu(menuMgr, viewer);
        getSite().setSelectionProvider(viewer);
    }

    private void makeActions() {
        doubleClickAction = new Action() {
            @Override
            public void run() {
                Command.execute("com.trivadis.loganalysis.ui.openAnalysis");
            }
        };
    }

    private void hookDoubleClickAction() {
        viewer.addDoubleClickListener(new IDoubleClickListener() {
            public void doubleClick(final DoubleClickEvent event) {
                doubleClickAction.run();
            }
        });
    }

    @Override
    public void setFocus() {
        viewer.getControl().setFocus();
    }

    @Override
    public void saveState(final IMemento memento) {
        foreach(uiContext.getConfigurations(), new ClosureI<IConfiguration>() {
            public void call(final IConfiguration in) {
                in.save(memento);
            }
        });
    }

    @SuppressWarnings("unused")
    private void showXml(final IMemento memento) {
        final Writer sw = new StringWriter();
        final XMLMemento xmlMemento = (XMLMemento) memento;
        try {
            xmlMemento.save(sw);
        } catch (final IOException e) {
            e.printStackTrace();
        }
        System.out.println(sw.toString());
    }

    @Override
    public void init(final IViewSite site, final IMemento memento) throws PartInitException {
        super.init(site, memento);

        uiContext.addConfigurations(uiContext.getExtensionFacade().getConfigurationsFor(memento));
        uiContext.getConfigurations().addChangeListener(this); // data binding
        for (final IConfiguration configuration : uiContext.getConfigurations()) {
            configuration.getProfiles().addChangeListener(this);
        }
        getSite().getPage().addSelectionListener(this);
    }

    public void selectionChanged(final IWorkbenchPart part, final ISelection selection) {
        if (selection instanceof StructuredSelection) {
            final StructuredSelection ss = (StructuredSelection) selection;
            if (ss.getFirstElement() instanceof IProfile) {
                final IProfile profile = (IProfile) ss.getFirstElement();
                uiContext.setSelectedProfile(profile);
            }
            if (ss.getFirstElement() instanceof IConfiguration) {
                final IConfiguration configuration = (IConfiguration) ss.getFirstElement();
                uiContext.setSelectedConfiguration(configuration);
            }

        }
    }

    public void listChanged() {
        if (viewer != null)
            viewer.refresh();
    }
}