package org.xmind.ui.internal.comments;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import java.util.TreeSet;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.events.MouseAdapter;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.layout.GridData;
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.swt.widgets.Text;
import org.eclipse.ui.PlatformUI;
import org.xmind.core.Core;
import org.xmind.core.IComment;
import org.xmind.core.ITopic;
import org.xmind.core.event.CoreEvent;
import org.xmind.core.event.CoreEventRegister;
import org.xmind.core.event.ICoreEventListener;
import org.xmind.core.event.ICoreEventRegister;
import org.xmind.gef.ui.editor.IGraphicalEditor;
import org.xmind.ui.internal.MindMapMessages;
import org.xmind.ui.resources.ColorUtils;
import org.xmind.ui.resources.FontUtils;
import org.xmind.ui.util.TextFormatter;
public class TopicCommentsViewer implements ICoreEventListener {
private ITopic input;
private ICommentsActionBarContributor contributor;
private ISelectionProvider selectionProvider;
private ICommentTextViewerContainer container;
private boolean showTopicLabel;
private IGraphicalEditor targetEditor;
private Label titleLabel;
private ICoreEventRegister eventRegister;
private List<CommentTextViewer> controls = new ArrayList<CommentTextViewer>();
private List<CommentTextViewer> implementations = new ArrayList<CommentTextViewer>();
private Control addCommentControl;
private Composite commentsComposite;
private Control newCommentControl;
public TopicCommentsViewer(ITopic input,
ICommentsActionBarContributor contributor,
ISelectionProvider selectionProvider,
ICommentTextViewerContainer container, boolean showTopicLabel,
IGraphicalEditor targetEditor) {
this.input = input;
this.contributor = contributor;
this.selectionProvider = selectionProvider;
this.container = container;
this.showTopicLabel = showTopicLabel;
this.targetEditor = targetEditor;
}
public void create(Composite parent) {
init();
createControl(input, parent);
}
private void init() {
if (controls != null) {
controls.clear();
}
if (implementations != null) {
implementations.clear();
}
}
private Control createControl(ITopic topic, Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setBackground(parent.getBackground());
composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
GridLayout layout = new GridLayout(1, false);
layout.marginHeight = 0;
layout.marginWidth = 0;
layout.verticalSpacing = 0;
composite.setLayout(layout);
if (showTopicLabel) {
createTopicLabel(composite, topic);
}
if (!showTopicLabel) {
addCommentControl = createAddCommentControl(composite);
}
commentsComposite = createComments(topic, composite);
composite.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
handleControlDisposed(e);
}
});
return composite;
}
private void createTopicLabel(Composite parent, final ITopic topic) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setBackground(parent.getBackground());
composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
GridLayout layout = new GridLayout(1, false);
layout.marginWidth = 10;
layout.marginHeight = 0;
layout.horizontalSpacing = 0;
layout.marginBottom = 6;
composite.setLayout(layout);
titleLabel = new Label(composite, SWT.LEFT | SWT.HORIZONTAL);
titleLabel.setBackground(parent.getBackground());
titleLabel.setForeground(ColorUtils.getColor("#353535")); //$NON-NLS-1$
GridData data = new GridData(SWT.CENTER, SWT.CENTER, true, false);
data.horizontalIndent = 2;
titleLabel.setLayoutData(data);
titleLabel.setFont(FontUtils.getBold(
FontUtils.getRelativeHeight(JFaceResources.DEFAULT_FONT, 1)));
titleLabel.setText(MindMapMessages.Comment_TOPIC_text
+ TextFormatter.removeNewLineCharacter(topic.getTitleText()));
hookTopicTitle();
titleLabel.addMouseListener(new MouseAdapter() {
@Override
public void mouseDown(MouseEvent e) {
CommentsUtils.reveal(targetEditor, topic);
}
});
}
private Control createAddCommentControl(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setBackground(parent.getBackground());
composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
GridLayout layout = new GridLayout(1, false);
layout.marginWidth = 10;
layout.marginHeight = 0;
layout.marginTop = 10;
layout.marginBottom = 10;
composite.setLayout(layout);
Composite marginComposite = new Composite(composite, SWT.NONE);
marginComposite
.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
GridLayout layout3 = new GridLayout(1, false);
layout3.marginHeight = 1;
layout3.marginWidth = 1;
marginComposite.setLayout(layout3);
marginComposite.setBackground(ColorUtils.getColor("#a0a0a0")); //$NON-NLS-1$
Composite roundRectangleComposite = new Composite(marginComposite,
SWT.NONE);
roundRectangleComposite.setForeground(ColorUtils.getColor("#ffffff")); //$NON-NLS-1$
roundRectangleComposite.setBackground(
parent.getDisplay().getSystemColor(SWT.COLOR_WHITE));
GridData layoutData = new GridData(GridData.FILL_HORIZONTAL);
layoutData.heightHint = 40;
roundRectangleComposite.setLayoutData(layoutData);
GridLayout layout2 = new GridLayout(1, false);
layout2.marginWidth = 2;
layout2.marginHeight = 2;
roundRectangleComposite.setLayout(layout2);
Text text = new Text(roundRectangleComposite,
SWT.LEFT | SWT.SINGLE | SWT.READ_ONLY);
text.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, true));
text.setBackground(text.getParent().getForeground());
text.setForeground(ColorUtils.getColor("#aaaaaa")); //$NON-NLS-1$
text.setFont(FontUtils.getItalic(
FontUtils.getRelativeHeight(JFaceResources.DEFAULT_FONT, 1)));
text.setText(MindMapMessages.Comment_Add_text);
text.setEnabled(false);
roundRectangleComposite.addMouseListener(new MouseAdapter() {
@Override
public void mouseDown(MouseEvent e) {
createNewComment();
}
});
return composite;
}
public Control createNewComment() {
if (newCommentControl != null && !newCommentControl.isDisposed()) {
return newCommentControl;
}
if (addCommentControl != null && !addCommentControl.isDisposed()) {
addCommentControl.setVisible(false);
((GridData) addCommentControl.getLayoutData()).exclude = true;
}
CommentTextViewer implementation = new CommentTextViewer(null,
input.getId(), input.getOwnedWorkbook(), contributor,
selectionProvider, container, targetEditor);
newCommentControl = implementation.createControl(commentsComposite);
newCommentControl.moveAbove((commentsComposite.getChildren())[0]);
container.getContentComposite().pack();
implementation.getTextViewer().getTextWidget().forceFocus();
return newCommentControl;
}
public void cancelCreateNewComment() {
if (newCommentControl != null && !newCommentControl.isDisposed()) {
newCommentControl.dispose();
newCommentControl = null;
}
if (addCommentControl != null && !addCommentControl.isDisposed()) {
addCommentControl.setVisible(true);
((GridData) addCommentControl.getLayoutData()).exclude = false;
}
container.getContentComposite().pack();
}
private Composite createComments(ITopic topic, Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setBackground(parent.getBackground());
composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
GridLayout layout = new GridLayout(1, false);
layout.marginHeight = 0;
layout.marginWidth = 0;
layout.horizontalSpacing = 0;
layout.verticalSpacing = 3;
composite.setLayout(layout);
Set<IComment> comments = new TreeSet<IComment>(topic.getOwnedWorkbook()
.getCommentManager().getComments(topic.getId()));
for (IComment comment : comments) {
createCommentControl(composite, comment);
}
return composite;
}
private void createCommentControl(Composite parent, IComment comment) {
CommentTextViewer implementation = new CommentTextViewer(comment,
input.getId(), input.getOwnedWorkbook(), contributor,
selectionProvider, container, targetEditor);
implementation.createControl(parent);
registerControl(implementation);
registerImplementation(implementation);
}
private void registerControl(CommentTextViewer control) {
controls.add(control);
}
private void registerImplementation(CommentTextViewer implementation) {
implementations.add(implementation);
}
private void hookTopicTitle() {
if (eventRegister == null) {
eventRegister = new CoreEventRegister(input, this);
}
eventRegister.register(Core.TitleText);
}
private void unhookTopicTitle() {
if (eventRegister != null) {
eventRegister.unregisterAll();
eventRegister = null;
}
}
public void handleCoreEvent(final CoreEvent event) {
PlatformUI.getWorkbench().getDisplay().syncExec(new Runnable() {
public void run() {
if (Core.TitleText.equals(event.getType())) {
if (titleLabel != null && !titleLabel.isDisposed()) {
titleLabel.setText(MindMapMessages.Comment_TOPIC_text
+ TextFormatter.removeNewLineCharacter(
input.getTitleText()));
titleLabel.getParent().layout(true, true);
}
}
}
});
}
private void handleControlDisposed(DisposeEvent e) {
unhookTopicTitle();
if (controls != null) {
controls.clear();
controls = null;
}
if (implementations != null) {
implementations.clear();
implementations = null;
}
}
public void setTargetEditor(IGraphicalEditor targetEditor) {
if (this.targetEditor != targetEditor) {
this.targetEditor = targetEditor;
if (implementations != null) {
for (CommentTextViewer implementation : implementations) {
implementation.setTargetEditor(targetEditor);
}
}
}
}
public List<CommentTextViewer> getControls() {
return controls;
}
public List<CommentTextViewer> getImplementations() {
return implementations;
}
public void save() {
Control contentComposite = container.getContentComposite();
if (contentComposite != null && !contentComposite.isDisposed()) {
contentComposite.forceFocus();
}
}
}
