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/**
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* Copyright (C) 2015 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.operation.e4;
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import javax.inject.Inject;
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import javax.inject.Named;
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import org.eclipse.core.commands.operations.AbstractOperation;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.e4.core.di.annotations.Execute;
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import org.eclipse.e4.ui.model.application.ui.basic.MPart;
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import org.eclipse.e4.ui.model.application.ui.menu.MHandledMenuItem;
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import org.eclipse.e4.ui.services.IServiceConstants;
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import org.eclipse.e4.ui.workbench.modeling.EPartService;
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import org.eclipse.jface.dialogs.ErrorDialog;
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import org.eclipse.jface.viewers.TreeSelection;
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import org.eclipse.swt.widgets.Shell;
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import eu.etaxonomy.taxeditor.model.AbstractUtility;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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/**
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* @author cmathew
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* @date 16 Jun 2015
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*
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*/
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public abstract class RemotingCdmHandlerE4 {
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private final String label;
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@Inject
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protected EPartService partService;
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public RemotingCdmHandlerE4(String label) {
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this.label = label;
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}
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@Execute
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public void execute(@Named(IServiceConstants.ACTIVE_SELECTION)TreeSelection selection,
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@Named(IServiceConstants.ACTIVE_SHELL)Shell shell,
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@Named(IServiceConstants.ACTIVE_PART)MPart activePart,
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MHandledMenuItem menuItem) {
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IStatus allowStatus = allowOperations(selection, shell, activePart, menuItem);
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if(allowStatus.isOK()) {
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AbstractOperation op = prepareOperation(selection, shell, activePart, menuItem);
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if(op != null) {
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AbstractUtility.executeOperation(op, this);
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}
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} else if(allowStatus.getSeverity() == IStatus.ERROR ||
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allowStatus.getSeverity() == IStatus.WARNING ||
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allowStatus.getSeverity() == IStatus.INFO) {
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MessagingUtils.warningDialog("Can not perform " + label, getTrigger(), allowStatus);
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}
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return;
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}
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public void postOperation(IStatus status) {
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switch(status.getSeverity()) {
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case IStatus.WARNING:
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ErrorDialog.openError(null, "Operation successful but with warnings", null, status);
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break;
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case IStatus.ERROR:
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ErrorDialog.openError(null, "Error executing operation", null, status);
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break;
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default:
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}
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onComplete();
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}
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public abstract IStatus allowOperations(TreeSelection selection,
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Shell shell,
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MPart activePart,
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MHandledMenuItem menuItem);
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public abstract AbstractOperation prepareOperation(TreeSelection selection,
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Shell shell,
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MPart activePart,
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MHandledMenuItem menuItem);
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public abstract void onComplete();
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protected abstract Object getTrigger();
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}
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