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/*******************************************************************************
* Copyright (c) 2009, 2015 Atlassian and others.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* https://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*
* Atlassian - initial API and implementation
* Robert Munteanu - fix for bug 360549
******************************************************************************/
package org.eclipse.mylyn.internal.reviews.ui.editors.parts;
import java.text.DateFormat;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import org.apache.commons.lang.StringUtils;
import org.eclipse.core.runtime.Assert;
import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.jface.layout.GridLayoutFactory;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.mylyn.internal.reviews.ui.IReviewAction;
import org.eclipse.mylyn.internal.tasks.ui.editors.RichTextEditor;
import org.eclipse.mylyn.internal.tasks.ui.editors.TaskEditorExtensions;
import org.eclipse.mylyn.reviews.core.model.IComment;
import org.eclipse.mylyn.reviews.core.model.IUser;
import org.eclipse.mylyn.reviews.ui.ReviewBehavior;
import org.eclipse.mylyn.reviews.ui.SizeCachingComposite;
import org.eclipse.mylyn.tasks.core.ITask;
import org.eclipse.mylyn.tasks.core.TaskRepository;
import org.eclipse.mylyn.tasks.ui.TasksUi;
import org.eclipse.mylyn.tasks.ui.editors.AbstractTaskEditorExtension;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.FocusEvent;
import org.eclipse.swt.events.FocusListener;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.ui.forms.widgets.FormToolkit;
import org.eclipse.ui.forms.widgets.Section;
/**
* A UI part to represent a comment in a review
*
* @author Shawn Minto
* @author Thomas Ehrnhoefer
*/
@SuppressWarnings("restriction")
public abstract class AbstractCommentPart<V extends ExpandablePart<IComment, V>> extends ExpandablePart<IComment, V> {
protected IComment comment;
protected Control commentTextComposite;
protected SizeCachingComposite sectionClient;
private final ReviewBehavior behavior;
public AbstractCommentPart(IComment comment, ReviewBehavior behavior) {
Assert.isNotNull(comment);
Assert.isNotNull(behavior);
this.comment = comment;
this.behavior = behavior;
}
@Override
protected String getSectionHeaderText() {
IUser author = comment.getAuthor();
return NLS.bind(Messages.AbstractCommentPart_Section_header, //
author != null ? author.getDisplayName() : Messages.AbstractCommentPart_No_author, //
DateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.SHORT).format(comment.getCreationDate()) //
);
}
public ReviewBehavior getBehavior() {
return behavior;
}
@Override
protected Comparator<IComment> getComparator() {
return new Comparator<IComment>() {
public int compare(IComment o1, IComment o2) {
if (o1 != null && o2 != null) {
return o1.getCreationDate().compareTo(o2.getCreationDate());
}
return 0;
}
};
}
// TODO handle changed highlighting properly
protected final Control createOrUpdateControl(Composite parentComposite, FormToolkit toolkit) {
Control createdControl = null;
if (getSection() == null) {
Control newControl = createControl(parentComposite, toolkit);
setIncomming(true);
createdControl = newControl;
} else {
if (commentTextComposite != null && !commentTextComposite.isDisposed()) {
Composite parent = commentTextComposite.getParent();
commentTextComposite.dispose();
createCommentArea(toolkit, sectionClient);
if (parent.getChildren().length > 0) {
commentTextComposite.moveAbove(parent.getChildren()[0]);
}
}
updateChildren(sectionClient, toolkit, true, comment.getReplies());
createdControl = getSection();
}
if (sectionClient != null && !sectionClient.isDisposed()) {
sectionClient.clearCache();
}
getSection().layout(true, true);
update();
return createdControl;
}
@Override
protected Composite createSectionContents(Section section, FormToolkit toolkit) {
// CHECKSTYLE:MAGIC:OFF
section.clientVerticalSpacing = 0;
section.setData(comment);
sectionClient = new SizeCachingComposite(section, SWT.NONE);
toolkit.adapt(sectionClient);
GridLayout layout = new GridLayout(1, false);
layout.marginTop = 0;
layout.marginLeft = 9;
layout.marginRight = 11;
sectionClient.setLayout(layout);
GridDataFactory.fillDefaults().grab(true, false).applyTo(sectionClient);
createCommentArea(toolkit, sectionClient);
updateChildren(sectionClient, toolkit, false, comment.getReplies());
// CHECKSTYLE:MAGIC:ON
return sectionClient;
}
protected void createCommentArea(FormToolkit toolkit, Composite parentComposite) {
final Composite twoColumnComposite = new Composite(parentComposite, SWT.NONE);
twoColumnComposite.setLayout(GridLayoutFactory.fillDefaults().numColumns(2).create());
GridDataFactory.fillDefaults().hint(500, SWT.DEFAULT).applyTo(twoColumnComposite);
toolkit.adapt(twoColumnComposite);
final Label avatarLabel = new Label(twoColumnComposite, SWT.NONE);
toolkit.adapt(avatarLabel, false, false);
// avatarLabel.setImage(CrucibleUiPlugin.getDefault()
// .getAvatarsCache()
// .getAvatarOrDefaultImage(comment.getAuthor(), AvatarSize.LARGE));
GridDataFactory.fillDefaults().align(SWT.LEFT, SWT.TOP).applyTo(avatarLabel);
commentTextComposite = createReadOnlyText(toolkit, twoColumnComposite, comment.getDescription());
GridDataFactory.fillDefaults().grab(true, true).applyTo(commentTextComposite);
}
@Override
protected String getAnnotationText() {
return comment.isDraft() ? Messages.AbstractCommentPart_Draft : StringUtils.EMPTY;
}
private Control createReadOnlyText(FormToolkit toolkit, Composite composite, String value) {
int style = SWT.FLAT | SWT.READ_ONLY | SWT.MULTI | SWT.WRAP;
ITask task = getBehavior().getTask();
TaskRepository repository = TasksUi.getRepositoryManager().getRepository(task.getConnectorKind(),
task.getRepositoryUrl());
AbstractTaskEditorExtension extension = TaskEditorExtensions.getTaskEditorExtension(repository);
final RichTextEditor editor = new RichTextEditor(repository, style, null, extension, null);
editor.setReadOnly(true);
editor.setText(value);
editor.createControl(composite, toolkit);
// HACK: this is to make sure that we can't have multiple things highlighted
editor.getViewer().getTextWidget().addFocusListener(new FocusListener() {
public void focusGained(FocusEvent e) {
}
public void focusLost(FocusEvent e) {
editor.getViewer().getTextWidget().setSelection(0);
}
});
return editor.getControl();
}
@Override
protected boolean canExpand() {
return comment.getReplies().size() > 0;
}
@Override
protected boolean hasContents() {
return true;
}
@Override
protected ImageDescriptor getAnnotationImage() {
return null;
}
@Override
protected List<IReviewAction> getToolbarActions(boolean isExpanded) {
return Collections.<IReviewAction> emptyList();
}
}
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