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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.local.view.datasource.e4;
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import java.util.ArrayList;
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import java.util.List;
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import javax.annotation.PostConstruct;
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import javax.annotation.PreDestroy;
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import javax.inject.Inject;
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import org.apache.logging.log4j.LogManager;import org.apache.logging.log4j.Logger;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.Status;
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import org.eclipse.core.runtime.jobs.Job;
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import org.eclipse.e4.core.di.annotations.Optional;
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import org.eclipse.e4.ui.di.Focus;
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import org.eclipse.e4.ui.di.UIEventTopic;
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import org.eclipse.e4.ui.di.UISynchronize;
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import org.eclipse.e4.ui.services.EMenuService;
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import org.eclipse.e4.ui.workbench.modeling.ESelectionService;
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import org.eclipse.jface.viewers.ISelectionChangedListener;
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import org.eclipse.jface.viewers.StructuredViewer;
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import org.eclipse.jface.viewers.TableViewer;
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import org.eclipse.jface.viewers.TableViewerColumn;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.events.SelectionAdapter;
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import org.eclipse.swt.events.SelectionEvent;
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import org.eclipse.swt.layout.FillLayout;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.Table;
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import org.eclipse.swt.widgets.TableColumn;
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import org.eclipse.ui.IMemento;
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import eu.etaxonomy.cdm.config.ICdmSource;
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import eu.etaxonomy.taxeditor.event.WorkbenchEventConstants;
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import eu.etaxonomy.taxeditor.l10n.Messages;
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import eu.etaxonomy.taxeditor.local.datasource.common.CdmDataSourceRepository;
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import eu.etaxonomy.taxeditor.local.view.datasource.CdmDataSourceContentProvider;
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import eu.etaxonomy.taxeditor.local.view.datasource.CdmDataSourceLabelProvider;
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import eu.etaxonomy.taxeditor.local.view.datasource.CdmDataSourceViewerComparator;
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import eu.etaxonomy.taxeditor.local.view.datasource.CdmMetaDataAwareDataSourceContainer;
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import eu.etaxonomy.taxeditor.model.ContextListenerAdapter;
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import eu.etaxonomy.taxeditor.model.IContextListener;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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/**
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* @author pplitzner
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* @date 22.08.2017
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*/
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public class CdmDataSourceViewPartE4 {
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@Inject
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private UISynchronize sync;
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private static final Logger logger = LogManager.getLogger(CdmDataSourceViewPartE4.class);
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private class ContextListener extends ContextListenerAdapter{
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@Override
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public void contextAboutToStop(IMemento memento, IProgressMonitor monitor) {
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monitor.subTask("Refreshing Datasource View"); //$NON-NLS-1$
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viewer.refresh();
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}
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@Override
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public void contextStop(IMemento memento, IProgressMonitor monitor) {
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monitor.subTask("Refreshing Datasource View"); //$NON-NLS-1$
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viewer.refresh();
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}
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@Override
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public void contextStart(IMemento memento, IProgressMonitor monitor) {
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monitor.subTask("Refreshing Datasource View"); //$NON-NLS-1$
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viewer.refresh();
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}
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}
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private class DataSourceJob extends Job{
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private final List<ICdmSource> cdmSources;
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public DataSourceJob(String title, List<ICdmSource> cdmSources) {
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super(title);
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this.cdmSources = cdmSources;
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}
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@Override
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public IStatus run(final IProgressMonitor monitor) {
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try{
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logger.debug("Begin of eclipse core runtime Job to Retrieve datasources"); //$NON-NLS-1$
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monitor.beginTask("Retrieving datasources", cdmSources.size() + 1); //$NON-NLS-1$
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final List<CdmMetaDataAwareDataSourceContainer> containers = new ArrayList<CdmMetaDataAwareDataSourceContainer>();
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for(ICdmSource cdmSource : cdmSources){
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containers.add(new CdmMetaDataAwareDataSourceContainer(cdmSource));
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}
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sync.asyncExec(()->viewer.setInput(containers));
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monitor.worked(1);
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for(final CdmMetaDataAwareDataSourceContainer container : containers){
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if(logger.isDebugEnabled()) {
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logger.debug(" #" + container.hashCode() + " : next DataSourceContainer"); //$NON-NLS-1$ //$NON-NLS-2$
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}
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container.getMetaDataFromDataSource();
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if(logger.isDebugEnabled())
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{
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logger.debug(" #" + container.hashCode() + " : metadata retrieved, creating new runnable ..."); //$NON-NLS-1$ //$NON-NLS-2$
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}
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sync.asyncExec(new Runnable() {
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@Override
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public void run() {
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if(logger.isDebugEnabled())
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{
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logger.debug(" #" + container.hashCode() + " starting sub thread to update ..."); //$NON-NLS-1$ //$NON-NLS-2$
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}
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viewer.update(container, null);
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if(logger.isDebugEnabled())
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{
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logger.debug(" #" + container.hashCode() + " end of sub thread to update ..."); //$NON-NLS-1$ //$NON-NLS-2$
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}
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}
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});
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if(logger.isDebugEnabled())
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{
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logger.debug(" #" + container.hashCode() + " done"); //$NON-NLS-1$ //$NON-NLS-2$
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}
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monitor.worked(1);
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}
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}finally{
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monitor.done();
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}
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return Status.OK_STATUS;
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}
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}
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private TableViewer viewer;
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//FIXME E4 migrate
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// private IWorkbenchSiteProgressService service;
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private IContextListener contextListener;
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private CdmDataSourceViewerComparator comparator;
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public CdmDataSourceViewPartE4(){
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}
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private ISelectionChangedListener selectionChangedListener;
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@Inject
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private ESelectionService selService;
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@PostConstruct
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public void create(Composite parent, EMenuService menuService) {
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// service = getSite().getAdapter(IWorkbenchSiteProgressService.class);
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contextListener = new ContextListener();
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CdmStore.getContextManager().addContextListener(contextListener);
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// Create top composite
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FillLayout fillLayout = new FillLayout();
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fillLayout.marginWidth = 0;
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fillLayout.marginHeight = 0;
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fillLayout.type = SWT.VERTICAL;
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parent.setLayout(fillLayout);
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viewer = new TableViewer(parent, SWT.H_SCROLL
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| SWT.V_SCROLL | SWT.FULL_SELECTION);
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createColumns(viewer);
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viewer.setContentProvider(new CdmDataSourceContentProvider());
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viewer.setLabelProvider(new CdmDataSourceLabelProvider());
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comparator = new CdmDataSourceViewerComparator();
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viewer.setComparator(comparator);
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// Propagate selection from viewer
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selectionChangedListener = (event -> selService.setSelection(event.getSelection()));
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viewer.addSelectionChangedListener(selectionChangedListener);
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//create context menu
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menuService.registerContextMenu(viewer.getControl(), "eu.etaxonomy.taxeditor.store.popupmenu.datasourceview");
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refresh();
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}
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// This will create the columns for the table
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private void createColumns(TableViewer viewer) {
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Table table = viewer.getTable();
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String[] titles = {Messages.CdmDataSourceViewPart_12, Messages.CdmDataSourceViewPart_11, Messages.CdmDataSourceViewPart_10, Messages.CdmDataSourceViewPart_9, Messages.CdmDataSourceViewPart_8, Messages.CdmDataSourceViewPart_7, Messages.CdmDataSourceViewPart_5, Messages.CdmDataSourceViewPart_4, Messages.CdmDataSourceViewPart_3, Messages.CdmDataSourceViewPart_2};
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int[] bounds = { 24, 200, 100, 50 , 80, 120, 100, 100, 50, 300};
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for (int i = 0; i < titles.length; i++) {
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TableViewerColumn column = new TableViewerColumn(viewer, SWT.NONE);
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column.getColumn().setText(titles[i]);
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column.getColumn().setWidth(bounds[i]);
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column.getColumn().setResizable(true);
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column.getColumn().setMoveable(true);
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column.getColumn().addSelectionListener(getSelectionAdapter(column.getColumn(), i));
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if(i == 1){
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table.setSortColumn(column.getColumn());
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}
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}
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table.setHeaderVisible(true);
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table.setLinesVisible(true);
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table.setSortDirection(SWT.UP);
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}
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@Inject
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@Optional
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private void updateView(@UIEventTopic(WorkbenchEventConstants.REFRESH_DATASOURCE)boolean refresh){
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if(refresh){
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refresh();
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}
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}
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public void refresh(){
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DataSourceJob dataSourceJob = new DataSourceJob(Messages.CdmDataSourceViewPart_1, CdmDataSourceRepository.getAll());
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dataSourceJob.schedule();
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}
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@PreDestroy
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public void dispose() {
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CdmStore.getContextManager().removeContextListener(contextListener);
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}
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@Focus
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public void setFocus() {
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if (viewer.getControl() != null && !viewer.getControl().isDisposed()) {
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viewer.getControl().setFocus();
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}
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}
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//FIXME E4 migrate
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// @Override
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// public void showBusy(boolean busy) {
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// super.showBusy(busy);
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//// viewer.getTable().setEnabled(!busy);
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// if(busy){
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// partNameCache = getPartName();
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// setPartName(Messages.CdmDataSourceViewPart_1);
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// }else{
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// if(partNameCache != null){
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// setPartName(partNameCache);
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// }
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// }
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// }
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public StructuredViewer getViewer() {
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return viewer;
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}
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// public IWorkbenchSiteProgressService getService() {
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// return service;
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// }
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private SelectionAdapter getSelectionAdapter(final TableColumn column,
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final int index) {
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SelectionAdapter selectionAdapter = new SelectionAdapter() {
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@Override
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public void widgetSelected(SelectionEvent e) {
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comparator.setColumn(index);
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int dir = viewer.getTable().getSortDirection();
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if (viewer.getTable().getSortColumn() == column) {
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dir = dir == SWT.UP ? SWT.DOWN : SWT.UP;
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} else {
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dir = SWT.DOWN;
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}
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viewer.getTable().setSortDirection(dir);
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viewer.getTable().setSortColumn(column);
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viewer.refresh();
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}
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};
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return selectionAdapter;
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}
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}
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