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/*******************************************************************************
* Copyright (c) 2011 Red Hat Inc. 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:
* Red Hat Inc. - Initial implementation
*******************************************************************************/
package org.eclipse.linuxtools.internal.cdt.libhover.devhelp;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
import org.eclipse.core.expressions.IEvaluationContext;
import org.eclipse.core.filesystem.EFS;
import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.filesystem.IFileSystem;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.help.AbstractTocProvider;
import org.eclipse.help.IToc;
import org.eclipse.help.ITocContribution;
import org.eclipse.help.ITopic;
import org.eclipse.help.IUAElement;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.linuxtools.cdt.libhover.devhelp.DevHelpPlugin;
import org.eclipse.linuxtools.internal.cdt.libhover.devhelp.preferences.PreferenceConstants;
public class DevHelpTocProvider extends AbstractTocProvider {
public DevHelpTocProvider() {
}
private class DevhelpTopic implements ITopic {
private String name;
DevhelpTopic(String name) {
this.name = name;
}
@Override
public boolean isEnabled(IEvaluationContext context) {
return true;
}
@Override
public IUAElement[] getChildren() {
return new IUAElement[0];
}
@Override
public String getHref() {
return "/" + DevHelpPlugin.PLUGIN_ID + "/" + name + "/index.html"; // $NON-NLS-1$ //$NON-NLS-2$" //$NON-NLS-3$
}
@Override
public String getLabel() {
return name;
}
@Override
public ITopic[] getSubtopics() {
return null;
}
}
@Override
public ITocContribution[] getTocContributions(String locale) {
// TODO Auto-generated method stub
ITocContribution contribution = new ITocContribution() {
public String getId() {
// a way to identify our book
return "org.eclipse.linuxtools.cdt.libhover.devhelp.toc"; //$NON-NLS-1$
}
public String getCategoryId() {
// our book does not belong to any category of books
return null;
}
public boolean isPrimary() {
// this is a primary, top-level contribution (a book)
return true;
}
public IToc getToc() {
return new IToc() {
public String getLabel() {
return "Devhelp Documents"; //$NON-NLS-1$
}
public String getHref() {
return null;
}
@Override
public boolean isEnabled(IEvaluationContext context) {
// TODO Auto-generated method stub
return true;
}
@Override
public IUAElement[] getChildren() {
// TODO Auto-generated method stub
return getTopics();
}
@Override
public ITopic[] getTopics() {
try {
ArrayList<ITopic> topics = new ArrayList<ITopic>();
IPreferenceStore ps = DevHelpPlugin.getDefault().getPreferenceStore();
IPath devhelpLocation = new Path(ps.getString(PreferenceConstants.DEVHELP_DIRECTORY));
IFileSystem fs = EFS.getLocalFileSystem();
IFileStore htmlDir = fs.getStore(devhelpLocation);
IFileStore[] files = htmlDir.childStores(EFS.NONE, null);
Arrays.sort(files, new Comparator<IFileStore>() {
@Override
public int compare(IFileStore arg0, IFileStore arg1) {
return (arg0.getName().compareToIgnoreCase(arg1.getName()));
}
});
for (int i = 0; i < files.length; ++i) {
IFileStore file = files[i];
String name = file.fetchInfo().getName();
ITopic topic = new DevhelpTopic(name);
topics.add(topic);
}
ITopic[] retval = new ITopic[topics.size()];
return topics.toArray(retval);
} catch (CoreException e) {
}
return null;
}
@Override
public ITopic getTopic(String href) {
// TODO Auto-generated method stub
return null;
}
};
}
public String getLocale() {
// this provider only provides content for the en_US locale
return "en_US"; //$NON-NLS-1$
}
public String[] getExtraDocuments() {
// there are no extra documents associated with this book
return new String[0];
}
public String getLinkTo() {
return "../org.eclipse.linuxtools.cdt.libhover.library.docs/libraries.xml#devhelpdocs";
}
@Override
public String getContributorId() {
// TODO Auto-generated method stub
return "org.eclipse.linuxtools.cdt.libhover.devhelp"; //$NON-NLS-1$
}
};
return new ITocContribution[] { contribution };
}
}
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