/*
* Copyright (c) 2008-2019 Emmanuel Dupuy.
* This project is distributed under the GPLv3 license.
* This is a Copyleft license that gives the user the right to use,
* copy and modify the code freely for non-commercial purposes.
*/
package org.jd.gui.view.component;
import org.jd.gui.api.API;
import org.jd.gui.api.feature.IndexesChangeListener;
import org.jd.gui.api.feature.UriGettable;
import org.jd.gui.api.model.Container;
import org.jd.gui.api.model.Indexes;
import org.jd.gui.util.exception.ExceptionUtil;
import org.jd.gui.util.index.IndexesUtil;
import java.awt.*;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.*;
import java.util.List;
import java.util.concurrent.Future;
public class OneTypeReferencePerLinePage extends TypeReferencePage implements UriGettable, IndexesChangeListener {
protected API api;
protected Container.Entry entry;
protected Collection<Future<Indexes>> collectionOfFutureIndexes = Collections.emptyList();
public OneTypeReferencePerLinePage(API api, Container.Entry entry) {
this.api = api;
this.entry = entry;
// Load content file & Create hyperlinks
StringBuilder sb = new StringBuilder();
int offset = 0;
try (BufferedReader br = new BufferedReader(new InputStreamReader(entry.getInputStream()))) {
String line;
while ((line = br.readLine()) != null) {
String trim = line.trim();
if (trim.length() > 0) {
int startIndex = offset + line.indexOf(trim);
int endIndex = startIndex + trim.length();
String internalTypeName = trim.replace('.', '/');
addHyperlink(new TypeReferencePage.TypeHyperlinkData(startIndex, endIndex, internalTypeName));
}
offset += line.length() + 1;
sb.append(line).append('\n');
}
} catch (IOException e) {
assert ExceptionUtil.printStackTrace(e);
}
// Display
setText(sb.toString());
}
protected boolean isHyperlinkEnabled(HyperlinkData hyperlinkData) { return ((TypeHyperlinkData)hyperlinkData).enabled; }
protected void openHyperlink(int x, int y, HyperlinkData hyperlinkData) {
TypeHyperlinkData data = (TypeHyperlinkData)hyperlinkData;
if (data.enabled) {
try {
// Save current position in history
Point location = textArea.getLocationOnScreen();
int offset = textArea.viewToModel(new Point(x-location.x, y-location.y));
URI uri = entry.getUri();
api.addURI(new URI(uri.getScheme(), uri.getAuthority(), uri.getPath(), "position=" + offset, null));
// Open link
String internalTypeName = data.internalTypeName;
List<Container.Entry> entries = IndexesUtil.findInternalTypeName(collectionOfFutureIndexes, internalTypeName);
String rootUri = entry.getContainer().getRoot().getUri().toString();
ArrayList<Container.Entry> sameContainerEntries = new ArrayList<>();
for (Container.Entry entry : entries) {
if (entry.getUri().toString().startsWith(rootUri)) {
sameContainerEntries.add(entry);
}
}
if (sameContainerEntries.size() > 0) {
api.openURI(x, y, sameContainerEntries, null, data.internalTypeName);
} else if (entries.size() > 0) {
api.openURI(x, y, entries, null, data.internalTypeName);
}
} catch (URISyntaxException e) {
assert ExceptionUtil.printStackTrace(e);
}
}
}
// --- UriGettable --- //
public URI getUri() { return entry.getUri(); }
// --- ContentSavable --- //
public String getFileName() {
String path = entry.getPath();
int index = path.lastIndexOf('/');
return path.substring(index+1);
}
// --- IndexesChangeListener --- //
public void indexesChanged(Collection<Future<Indexes>> collectionOfFutureIndexes) {
// Update the list of containers
this.collectionOfFutureIndexes = collectionOfFutureIndexes;
// Refresh links
boolean refresh = false;
for (Map.Entry<Integer, HyperlinkData> entry : hyperlinks.entrySet()) {
TypeHyperlinkData entryData = (TypeHyperlinkData)entry.getValue();
String internalTypeName = entryData.internalTypeName;
boolean enabled = IndexesUtil.containsInternalTypeName(collectionOfFutureIndexes, internalTypeName);
if (entryData.enabled != enabled) {
entryData.enabled = enabled;
refresh = true;
}
}
if (refresh) {
textArea.repaint();
}
}
}