src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/AbstractOverviewIndexWriter.java
8223378: CSS solution for navbar problem with <a> elements is not ideal
Reviewed-by: jjg
/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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package jdk.javadoc.internal.doclets.formats.html;
import jdk.javadoc.internal.doclets.formats.html.markup.BodyContents;
import jdk.javadoc.internal.doclets.formats.html.markup.ContentBuilder;
import jdk.javadoc.internal.doclets.formats.html.markup.HtmlStyle;
import jdk.javadoc.internal.doclets.formats.html.markup.HtmlTag;
import jdk.javadoc.internal.doclets.formats.html.markup.HtmlTree;
import jdk.javadoc.internal.doclets.formats.html.markup.Navigation;
import jdk.javadoc.internal.doclets.formats.html.markup.Navigation.PageMode;
import jdk.javadoc.internal.doclets.formats.html.markup.RawHtml;
import jdk.javadoc.internal.doclets.toolkit.Content;
import jdk.javadoc.internal.doclets.toolkit.util.DocFileIOException;
import jdk.javadoc.internal.doclets.toolkit.util.DocPath;
/**
* Abstract class to generate the overview files.
*
* <p><b>This is NOT part of any supported API.
* If you write code that depends on this, you do so at your own risk.
* This code and its internal interfaces are subject to change or
* deletion without notice.</b>
*
*/
public abstract class AbstractOverviewIndexWriter extends HtmlDocletWriter {
protected Navigation navBar;
/**
* Constructs the AbstractOverviewIndexWriter.
*
* @param configuration The current configuration
* @param filename Name of the module index file to be generated.
*/
public AbstractOverviewIndexWriter(HtmlConfiguration configuration,
DocPath filename) {
super(configuration, filename);
this.navBar = new Navigation(null, configuration, PageMode.OVERVIEW, path);
}
/**
* Adds the top text (from the -top option), the upper
* navigation bar, and then the title (from the"-header"
* option), at the top of page.
*
* @param header the documentation tree to which the navigation bar header will be added
*/
protected void addNavigationBarHeader(Content header) {
addTop(header);
navBar.setUserHeader(getUserHeaderFooter(true));
header.add(navBar.getContent(true));
}
/**
* Adds the lower navigation bar and the bottom text
* (from the -bottom option) at the bottom of page.
*
* @param footer the documentation tree to which the navigation bar footer will be added
*/
protected void addNavigationBarFooter(Content footer) {
navBar.setUserFooter(getUserHeaderFooter(false));
footer.add(navBar.getContent(false));
addBottom(footer);
}
/**
* Adds the overview summary comment for this documentation. Add one line
* summary at the top of the page and generate a link to the description,
* which is added at the end of this page.
*
* @param main the documentation tree to which the overview header will be added
*/
protected void addOverviewHeader(Content main) {
addConfigurationTitle(main);
if (!utils.getFullBody(configuration.overviewElement).isEmpty()) {
HtmlTree div = new HtmlTree(HtmlTag.DIV);
div.setStyle(HtmlStyle.contentContainer);
addOverviewComment(div);
main.add(div);
}
}
/**
* Adds the overview comment as provided in the file specified by the
* "-overview" option on the command line.
*
* @param htmltree the documentation tree to which the overview comment will
* be added
*/
protected void addOverviewComment(Content htmltree) {
if (!utils.getFullBody(configuration.overviewElement).isEmpty()) {
addInlineComment(configuration.overviewElement, htmltree);
}
}
/**
* Generate and prints the contents in the index file.
*
* @param title the title of the window
* @param description the content for the description META tag
* @throws DocFileIOException if there is a problem building the package index file
*/
protected void buildOverviewIndexFile(String title, String description)
throws DocFileIOException {
String windowOverview = resources.getText(title);
Content body = getBody(getWindowTitle(windowOverview));
Content header = new ContentBuilder();
addNavigationBarHeader(header);
Content main = new ContentBuilder();
addOverviewHeader(main);
addIndex(main);
Content footer = HtmlTree.FOOTER();
addNavigationBarFooter(footer);
body.add(new BodyContents()
.setHeader(header)
.addMainContent(main)
.setFooter(footer)
.toContent());
printHtmlDocument(
configuration.metakeywords.getOverviewMetaKeywords(title, configuration.doctitle),
description, body);
}
/**
* Adds the index to the documentation tree.
*
* @param main the document tree to which the packages/modules list will be added
*/
protected abstract void addIndex(Content main);
/**
* Adds the doctitle to the documentation tree, if it is specified on the command line.
*
* @param body the document tree to which the title will be added
*/
protected void addConfigurationTitle(Content body) {
if (configuration.doctitle.length() > 0) {
Content title = new RawHtml(configuration.doctitle);
Content heading = HtmlTree.HEADING(Headings.PAGE_TITLE_HEADING,
HtmlStyle.title, title);
Content div = HtmlTree.DIV(HtmlStyle.header, heading);
body.add(div);
}
}
}