ch.hsr.ifs.cutelauncher.ui.CuteCompareResultDialog.java Source code

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Here is the source code for ch.hsr.ifs.cutelauncher.ui.CuteCompareResultDialog.java

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/*******************************************************************************
 * Copyright (c) 2007 Institute for Software, HSR Hochschule fr Technik  
 * Rapperswil, University of applied sciences
 * 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: 
 * Emanuel Graf - initial API and implementation 
 ******************************************************************************/
package ch.hsr.ifs.cutelauncher.ui;

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;

import org.eclipse.compare.CompareConfiguration;
import org.eclipse.compare.IEncodedStreamContentAccessor;
import org.eclipse.compare.ITypedElement;
import org.eclipse.compare.structuremergeviewer.DiffNode;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.action.ToolBarManager;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.TrayDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.ViewForm;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.ToolBar;

import ch.hsr.ifs.cutelauncher.model.TestCase;
import ch.hsr.ifs.cutelauncher.model.TestFailure;
import ch.hsr.ifs.cutelauncher.model.TestResult;

/**
 * @author Emanuel Graf
 *
 */
public class CuteCompareResultDialog extends TrayDialog {

    private static class CompareElement implements ITypedElement, IEncodedStreamContentAccessor {
        private String fContent;

        public CompareElement(String content) {
            if (content == null) {
                fContent = "no Data";
            } else {
                fContent = content;
            }
        }

        public String getName() {
            return "<no name>"; //$NON-NLS-1$
        }

        public Image getImage() {
            return null;
        }

        public String getType() {
            return "txt"; //$NON-NLS-1$
        }

        public InputStream getContents() {
            try {
                return new ByteArrayInputStream(fContent.getBytes("UTF-8")); //$NON-NLS-1$
            } catch (UnsupportedEncodingException e) {
                return new ByteArrayInputStream(fContent.getBytes());
            }
        }

        public String getCharset() throws CoreException {
            return "UTF-8"; //$NON-NLS-1$
        }

    }

    private CuteTextMergeViewer compareViewer;
    TestCase test;
    //   private ToolBarManager tbm;
    //   private ShowWhiteSpaceAction action;

    public CuteCompareResultDialog(Shell shell, TestCase test) {
        super(shell);
        this.test = test;
        setHelpAvailable(false);
        setShellStyle(SWT.DIALOG_TRIM | SWT.RESIZE | SWT.MAX);

    }

    @Override
    protected Control createDialogArea(Composite parent) {
        Composite composite = (Composite) super.createDialogArea(parent);
        ViewForm pane = new ViewForm(composite, SWT.BORDER | SWT.FLAT);
        Control control = createCompareViewer(pane);
        GridData data = new GridData(GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL);
        data.widthHint = convertWidthInCharsToPixels(120);
        data.heightHint = convertHeightInCharsToPixels(13);
        pane.setLayoutData(data);
        ToolBar tb = new ToolBar(pane, SWT.BORDER | SWT.FLAT);
        ToolBarManager tbm = new ToolBarManager(tb);
        ShowWhiteSpaceAction action = new ShowWhiteSpaceAction(compareViewer);
        tbm.add(action);
        tbm.update(true);
        ;
        pane.setTopRight(tb);

        pane.setContent(control);
        GridData gd = new GridData(GridData.FILL_BOTH);
        control.setLayoutData(gd);
        return composite;
    }

    private Control createCompareViewer(ViewForm pane) {
        final CompareConfiguration compareConfiguration = new CompareConfiguration();
        compareConfiguration.setLeftLabel("Expected:");
        compareConfiguration.setLeftEditable(false);
        compareConfiguration.setRightLabel("Actual:");
        compareConfiguration.setRightEditable(false);
        compareConfiguration.setProperty(CompareConfiguration.IGNORE_WHITESPACE, Boolean.FALSE);

        compareViewer = new CuteTextMergeViewer(pane, SWT.NONE, compareConfiguration);
        setCompareViewerInput(test);

        Control control = compareViewer.getControl();
        control.addDisposeListener(new DisposeListener() {
            public void widgetDisposed(DisposeEvent e) {
                compareConfiguration.dispose();
            }
        });
        return control;

    }

    protected void createButtonsForButtonBar(Composite parent) {
        createButton(parent, IDialogConstants.OK_ID, "OK", true);
    }

    public void setCompareViewerInput(TestCase test) {
        this.test = test;
        if (!compareViewer.getControl().isDisposed()) {
            TestResult result = test.getResult();
            if (result instanceof TestFailure) {
                TestFailure failure = (TestFailure) result;
                CompareElement expected = new CompareElement(failure.getExpected());
                CompareElement was = new CompareElement(failure.getWas());
                compareViewer.setInput(new DiffNode(expected, was));
            }

        }
    }

    protected void configureShell(Shell newShell) {
        super.configureShell(newShell);
        newShell.setText("Result Comparison");
    }

    public void refresh() {
        compareViewer.refresh();
    }

}