/*******************************************************************************
* Copyright (c) 2001, 2010 IBM Corporation and others.
* 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:
* IBM Corporation - initial API and implementation
*
*******************************************************************************/
package org.eclipse.wst.sse.ui.internal.preferences.ui;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.content.IContentType;
import org.eclipse.core.runtime.content.IContentTypeManager;
import org.eclipse.core.runtime.preferences.IEclipsePreferences;
import org.eclipse.core.runtime.preferences.IPreferencesService;
import org.eclipse.core.runtime.preferences.IScopeContext;
import org.eclipse.jface.viewers.CheckboxTreeViewer;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.SashForm;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.wst.sse.core.internal.SSECorePlugin;
import org.eclipse.wst.sse.core.internal.tasks.FileTaskScannerRegistryReader;
import org.eclipse.wst.sse.core.internal.tasks.TaskTagPreferenceKeys;
import org.eclipse.wst.sse.core.utils.StringUtils;
import org.eclipse.wst.sse.ui.internal.SSEUIMessages;
import org.eclipse.wst.sse.ui.internal.util.Sorter;
import com.ibm.icu.text.Collator;
class ExclusionsTab implements IPreferenceTab {
private class ArrayTreeContentProvider implements ITreeContentProvider {
public ArrayTreeContentProvider() {
super();
}
public void dispose() {
}
public Object[] getChildren(Object parentElement) {
if (parentElement instanceof Object[])
return fContentTypeSorter.sort((Object[]) parentElement);
return new Object[0];
}
public Object[] getElements(Object inputElement) {
return getChildren(inputElement);
}
public Object getParent(Object element) {
return null;
}
public boolean hasChildren(Object element) {
return getChildren(element).length > 0;
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
}
private class ContentTypeLabelProvider extends LabelProvider {
public String getText(Object element) {
if (element != null) {
Object o = element;
if (o instanceof String) {
o = fContentTypeManager.getContentType(o.toString());
}
if (o instanceof IContentType) {
return ((IContentType) o).getName();
}
}
return super.getText(element);
}
}
/**
* A QuickSorter that sorts and returns a IContentType-typed array
*/
private class ContentTypeSorter extends Sorter {
private Collator collator = Collator.getInstance(Locale.ENGLISH);
public boolean compare(Object elementOne, Object elementTwo) {
return (collator.compare(((IContentType) elementOne).getName(), ((IContentType) elementTwo).getName())) < 0;
}
public Object[] sort(Object[] unSortedCollection) {
Object[] types = super.sort(unSortedCollection);
IContentType[] sortedTypes = new IContentType[types.length];
if (types.length > 0) {
System.arraycopy(types, 0, sortedTypes, 0, sortedTypes.length);
}
return sortedTypes;
}
}
private class ContentTypeTreeProvider implements ITreeContentProvider {
public ContentTypeTreeProvider() {
super();
}
public void dispose() {
}
boolean equals(Object left, Object right) {
return left == null ? right == null : ((right != null) && left.equals(right));
}
public Object[] getChildren(Object parentElement) {
if (parentElement instanceof Object[]) {
return (Object[]) parentElement;
}
if (parentElement instanceof IContentType) {
List elements = new ArrayList(0);
IContentType[] allTypes = fContentTypeManager.getAllContentTypes();
for (int i = 0; i < allTypes.length; i++) {
if (!fSupportedContentTypes.contains(allTypes[i]) && equals(allTypes[i].getBaseType(), parentElement)) {
elements.add(allTypes[i]);
}
}
return fContentTypeSorter.sort(elements.toArray());
}
return new Object[0];
}
public Object[] getElements(Object inputElement) {
return getChildren(inputElement);
}
public Object getParent(Object element) {
Object parent = null;
if (element instanceof IContentType) {
parent = ((IContentType) element).getBaseType();
}
return parent;
}
public boolean hasChildren(Object element) {
return getChildren(element).length > 0;
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
}
/**
* A QuickSorter that sorts and returns a String-typed array
*/
private class StringSorter extends Sorter {
Collator collator = Collator.getInstance(Locale.ENGLISH);
public boolean compare(Object elementOne, Object elementTwo) {
return (collator.compare(elementOne.toString(), elementTwo.toString()) < 0);
}
public Object[] sort(Object[] unSortedCollection) {
Object[] sortedCollection = super.sort(unSortedCollection);
String[] strings = new String[sortedCollection.length];
// copy the array so can return a new sorted collection
if (strings.length > 0) {
System.arraycopy(sortedCollection, 0, strings, 0, strings.length);
}
return strings;
}
}
private static final boolean _debugPreferences = "true".equalsIgnoreCase(Platform.getDebugOption("org.eclipse.wst.sse.core/tasks/preferences")); //$NON-NLS-1$ //$NON-NLS-2$
private CheckboxTreeViewer fContentTypeList;
private IContentTypeManager fContentTypeManager = null;
ContentTypeSorter fContentTypeSorter = new ContentTypeSorter();
private IContentType[] fIgnoreContentTypes = null;
private IContentType[] fOriginalIgnoreContentTypes = null;
private TaskTagPreferencePage fOwner = null;
private IScopeContext[] fPreferencesLookupOrder = null;
private IPreferencesService fPreferencesService = null;
private List fSupportedContentTypes = null;
public ExclusionsTab(TaskTagPreferencePage parent, IPreferencesService preferencesService, IScopeContext[] lookupOrder) {
super();
fOwner = parent;
fPreferencesLookupOrder = lookupOrder;
fPreferencesService = preferencesService;
fContentTypeManager = Platform.getContentTypeManager();
String[] supportedContentTypeIDs = FileTaskScannerRegistryReader.getInstance().getSupportedContentTypeIds();
fSupportedContentTypes = new ArrayList(supportedContentTypeIDs.length);
for (int i = 0; i < supportedContentTypeIDs.length; i++) {
IContentType type = fContentTypeManager.getContentType(supportedContentTypeIDs[i]);
if (type != null) {
fSupportedContentTypes.add(type);
}
}
String[] ignoreContentTypes = StringUtils.unpack(fPreferencesService.getString(TaskTagPreferenceKeys.TASK_TAG_NODE, TaskTagPreferenceKeys.TASK_TAG_CONTENTTYPES_IGNORED, SSECorePlugin.getDefault().getPluginPreferences().getDefaultString(TaskTagPreferenceKeys.TASK_TAG_CONTENTTYPES_IGNORED), fPreferencesLookupOrder));
List contentTypes = new ArrayList();
for (int i = 0; i < ignoreContentTypes.length; i++) {
IContentType type = fContentTypeManager.getContentType(ignoreContentTypes[i]);
if (type != null) {
contentTypes.add(type);
}
}
fOriginalIgnoreContentTypes = fIgnoreContentTypes = (IContentType[]) contentTypes.toArray(new IContentType[contentTypes.size()]);
}
public Control createContents(Composite tabFolder) {
SashForm sash = new SashForm(tabFolder, SWT.VERTICAL);
Composite composite = new Composite(sash, SWT.NONE);
composite.setLayout(new GridLayout(2, true));
Label description = new Label(composite, SWT.NONE);
description.setText(SSEUIMessages.TaskTagExclusionTab_02);
// description.setBackground(composite.getBackground());
fContentTypeList = new CheckboxTreeViewer(composite, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
fContentTypeList.setLabelProvider(new ContentTypeLabelProvider());
fContentTypeList.setContentProvider(new ArrayTreeContentProvider());
fContentTypeList.setInput(fSupportedContentTypes.toArray());
fContentTypeList.setCheckedElements(fSupportedContentTypes.toArray());
fContentTypeList.getTree().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1));
for (int i = 0; i < fIgnoreContentTypes.length; i++) {
fContentTypeList.setChecked(fIgnoreContentTypes[i], false);
}
Button selectAll = new Button(composite, SWT.PUSH);
selectAll.setText(SSEUIMessages.TaskTagPreferenceTab_17);
selectAll.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false, 1, 1));
selectAll.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
fContentTypeList.setCheckedElements(fSupportedContentTypes.toArray());
}
});
Button selectNone = new Button(composite, SWT.PUSH);
selectNone.setText(SSEUIMessages.TaskTagPreferenceTab_18);
selectNone.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false, 1, 1));
selectNone.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
fContentTypeList.setCheckedElements(new Object[0]);
}
});
composite = new Composite(sash, SWT.NONE);
composite.setLayout(new GridLayout(2, true));
new Label(composite, SWT.NONE).setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, 2, 1));
Label affectedTypesLabel = new Label(composite, SWT.NONE);
affectedTypesLabel.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, 2, 1));
// affectedTypesLabel.setBackground(composite.getBackground());
affectedTypesLabel.setText(SSEUIMessages.TaskTagExclusionTab_03);
final TreeViewer contentTypeTreeViewer = new TreeViewer(composite, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
contentTypeTreeViewer.setLabelProvider(new ContentTypeLabelProvider());
contentTypeTreeViewer.setContentProvider(new ContentTypeTreeProvider());
contentTypeTreeViewer.setInput(new Object[0]);
contentTypeTreeViewer.getTree().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1));
fContentTypeList.addSelectionChangedListener(new ISelectionChangedListener() {
public void selectionChanged(SelectionChangedEvent event) {
if (event.getSelection() instanceof IStructuredSelection) {
Object[] o = ((IStructuredSelection) event.getSelection()).toArray();
contentTypeTreeViewer.setInput(o);
contentTypeTreeViewer.expandAll();
if (o.length > 0) {
contentTypeTreeViewer.reveal(o[0]);
}
}
}
});
return sash;
}
public String getTitle() {
return SSEUIMessages.TaskTagExclusionTab_01;
}
public void performApply() {
save();
}
public void performDefaults() {
if (_debugPreferences) {
System.out.println("Loading defaults in " + getClass().getName()); //$NON-NLS-1$
}
IEclipsePreferences[] defaultPreferences = new IEclipsePreferences[fPreferencesLookupOrder.length - 1];
for (int i = 1; i < defaultPreferences.length; i++) {
defaultPreferences[i - 1] = fPreferencesLookupOrder[i].getNode(TaskTagPreferenceKeys.TASK_TAG_NODE);
}
String[] defaultIgnoreTypes = StringUtils.unpack(fPreferencesService.get(TaskTagPreferenceKeys.TASK_TAG_CONTENTTYPES_IGNORED, null, defaultPreferences)); //$NON-NLS-1$
List contentTypes = new ArrayList();
for (int i = 0; i < defaultIgnoreTypes.length; i++) {
IContentType type = fContentTypeManager.getContentType(defaultIgnoreTypes[i]);
if (type != null) {
contentTypes.add(type);
}
}
fIgnoreContentTypes = (IContentType[]) contentTypes.toArray(new IContentType[contentTypes.size()]);
fContentTypeList.setCheckedElements(fContentTypeManager.getAllContentTypes());
for (int i = 0; i < fIgnoreContentTypes.length; i++) {
fContentTypeList.setChecked(fIgnoreContentTypes[i], false);
}
}
public void performOk() {
List ignoredIds = save();
String[] ignoreIDs = (String[]) new StringSorter().sort(ignoredIds.toArray());
fIgnoreContentTypes = new IContentType[ignoreIDs.length];
for (int i = 0; i < ignoreIDs.length; i++) {
fIgnoreContentTypes[i] = fContentTypeManager.getContentType(ignoreIDs[i]);
}
if (!Arrays.equals(fOriginalIgnoreContentTypes, fIgnoreContentTypes)) {
fOwner.requestRedetection();
}
fOriginalIgnoreContentTypes = fIgnoreContentTypes;
}
private List save() {
List ignoredIds = new ArrayList();
List checked = Arrays.asList(fContentTypeList.getCheckedElements());
for (int i = 0; i < fSupportedContentTypes.size(); i++) {
if (!checked.contains(fSupportedContentTypes.get(i))) {
ignoredIds.add(((IContentType) fSupportedContentTypes.get(i)).getId());
}
}
IEclipsePreferences[] defaultPreferences = new IEclipsePreferences[fPreferencesLookupOrder.length - 1];
for (int i = 1; i < defaultPreferences.length; i++) {
defaultPreferences[i - 1] = fPreferencesLookupOrder[i].getNode(TaskTagPreferenceKeys.TASK_TAG_NODE);
}
String defaultIgnoredContentTypeIds = StringUtils.pack((String[]) new StringSorter().sort(StringUtils.unpack(fPreferencesService.get(TaskTagPreferenceKeys.TASK_TAG_CONTENTTYPES_IGNORED, "", defaultPreferences)))); //$NON-NLS-1$
String ignoredContentTypeIds = StringUtils.pack((String[]) new StringSorter().sort(ignoredIds.toArray()));
if (ignoredContentTypeIds.equals(defaultIgnoredContentTypeIds)) {
if (_debugPreferences) {
System.out.println(getClass().getName() + " removing " + TaskTagPreferenceKeys.TASK_TAG_CONTENTTYPES_IGNORED + " from scope " + fPreferencesLookupOrder[0].getName() + ":" + fPreferencesLookupOrder[0].getLocation()); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
}
fPreferencesLookupOrder[0].getNode(TaskTagPreferenceKeys.TASK_TAG_NODE).remove(TaskTagPreferenceKeys.TASK_TAG_CONTENTTYPES_IGNORED);
}
else {
if (_debugPreferences) {
System.out.println(getClass().getName() + " setting " + TaskTagPreferenceKeys.TASK_TAG_CONTENTTYPES_IGNORED + " \"" + ignoredContentTypeIds + "\" in scope " + fPreferencesLookupOrder[0].getName() + ":" + fPreferencesLookupOrder[0].getLocation()); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
}
fPreferencesLookupOrder[0].getNode(TaskTagPreferenceKeys.TASK_TAG_NODE).put(TaskTagPreferenceKeys.TASK_TAG_CONTENTTYPES_IGNORED, ignoredContentTypeIds);
}
return ignoredIds;
}
}