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/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import org.clearsilver.HDF;
import java.util.ArrayList;
public class NavTree {
public static void writeNavTree(String dir) {
ArrayList<Node> children = new ArrayList();
for (PackageInfo pkg: DroidDoc.choosePackages()) {
children.add(makePackageNode(pkg));
}
Node node = new Node("Reference", dir + "packages.html", children);
StringBuilder buf = new StringBuilder();
if (false) {
// if you want a root node
buf.append("[");
node.render(buf);
buf.append("]");
} else {
// if you don't want a root node
node.renderChildren(buf);
}
HDF data = DroidDoc.makeHDF();
data.setValue("reference_tree", buf.toString());
ClearPage.write(data, "navtree_data.cs", "navtree_data.js");
}
private static Node makePackageNode(PackageInfo pkg) {
ArrayList<Node> children = new ArrayList();
children.add(new Node("Description", pkg.fullDescriptionHtmlPage(), null));
addClassNodes(children, "Interfaces", pkg.interfaces());
addClassNodes(children, "Classes", pkg.ordinaryClasses());
addClassNodes(children, "Enums", pkg.enums());
addClassNodes(children, "Exceptions", pkg.exceptions());
addClassNodes(children, "Errors", pkg.errors());
return new Node(pkg.name(), pkg.htmlPage(), children);
}
private static void addClassNodes(ArrayList<Node> parent, String label, ClassInfo[] classes) {
ArrayList<Node> children = new ArrayList();
for (ClassInfo cl: classes) {
if (cl.checkLevel()) {
children.add(new Node(cl.name(), cl.htmlPage(), null));
}
}
if (children.size() > 0) {
parent.add(new Node(label, null, children));
}
}
private static class Node {
private String mLabel;
private String mLink;
ArrayList<Node> mChildren;
Node(String label, String link, ArrayList<Node> children) {
mLabel = label;
mLink = link;
mChildren = children;
}
static void renderString(StringBuilder buf, String s) {
if (s == null) {
buf.append("null");
} else {
buf.append('"');
final int N = s.length();
for (int i=0; i<N; i++) {
char c = s.charAt(i);
if (c >= ' ' && c <= '~' && c != '"' && c != '\\') {
buf.append(c);
} else {
buf.append("\\u");
for (int j=0; i<4; i++) {
char x = (char)(c & 0x000f);
if (x > 10) {
x = (char)(x - 10 + 'a');
} else {
x = (char)(x + '0');
}
buf.append(x);
c >>= 4;
}
}
}
buf.append('"');
}
}
void renderChildren(StringBuilder buf) {
ArrayList<Node> list = mChildren;
if (list == null || list.size() == 0) {
// We output null for no children. That way empty lists here can just
// be a byproduct of how we generate the lists.
buf.append("null");
} else {
buf.append("[ ");
final int N = list.size();
for (int i=0; i<N; i++) {
list.get(i).render(buf);
if (i != N-1) {
buf.append(", ");
}
}
buf.append(" ]\n");
}
}
void render(StringBuilder buf) {
buf.append("[ ");
renderString(buf, mLabel);
buf.append(", ");
renderString(buf, mLink);
buf.append(", ");
renderChildren(buf);
buf.append(" ]");
}
}
}
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