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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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package jdk.javadoc.internal.doclets.formats.html;

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.
 
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.
/**
 * 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.
Params:
configuration –  The current configuration
filename – Name of the module index file to be generated./**
     * 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, fixedNavDiv, PageMode.OVERVIEW, path);
    }

    
Adds the top text (from the -top option), the upper
navigation bar, and then the title (from the"-title"
option), at the top of page.
Params:
header – the documentation tree to which the navigation bar header will be added/**
     * Adds the top text (from the -top option), the upper
     * navigation bar, and then the title (from the"-title"
     * 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.
Params:
footer – the documentation tree to which the navigation bar footer will be added/**
     * 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.
Params:
main – the documentation tree to which the overview header will be added/**
     * 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.
Params:
htmltree – the documentation tree to which the overview comment will
                be added/**
     * 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.
Params:
title – the title of the window
description – the content for the description META tag
Throws:
DocFileIOException – if there is a problem building the package index file/**
     * 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 = HtmlTree.HEADER();
        addNavigationBarHeader(header);
        Content main = HtmlTree.MAIN();
        addOverviewHeader(main);
        addIndex(main);
        Content footer = HtmlTree.FOOTER();
        addNavigationBarFooter(footer);
        body.add(header);
        body.add(main);
        body.add(footer);
        printHtmlDocument(
                configuration.metakeywords.getOverviewMetaKeywords(title, configuration.doctitle),
                description, body);
    }

    
Adds the index to the documentation tree.
Params:
main – the document tree to which the packages/modules list will be added/**
     * 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.
Params:
body – the document tree to which the title will be added/**
     * 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);
        }
    }
}