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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#include "nsElementTable.h"
struct HTMLElement {
#ifdef DEBUG
nsHTMLTag mTagID;
#endif
bool mIsBlock;
bool mIsContainer;
};
#ifdef DEBUG
# define ELEM(tag, block, container) {eHTMLTag_##tag, block, container},
#else
# define ELEM(tag, block, container) {block, container},
#endif
#define ____ false // This makes the table easier to read.
// Note that the mIsBlock field disagrees with
// the following elements: center, details, dialog, dir, dt, figcaption,
// listing, menu, multicol, noscript, output, summary, tfoot, video.
//
// mrbkap thinks that the field values were pulled from the old HTML4 DTD and
// then got modified in mostly random ways to make the old parser's behavior
// compatible with the web. So it might make sense to change the mIsBlock
// values for the abovementioned tags at some point.
//
static const HTMLElement gHTMLElements[] = {
// clang-format off
ELEM(unknown, ____, ____)
ELEM(a, ____, true)
ELEM(abbr, ____, true)
ELEM(acronym, ____, true)
ELEM(address, true, true)
ELEM(applet, ____, true)
ELEM(area, ____, ____)
ELEM(article, true, true)
ELEM(aside, true, true)
ELEM(audio, ____, true)
ELEM(b, ____, true)
ELEM(base, ____, ____)
ELEM(basefont, ____, ____)
ELEM(bdi, ____, true)
ELEM(bdo, ____, true)
ELEM(bgsound, ____, ____)
ELEM(big, ____, true)
ELEM(blockquote, true, true)
ELEM(body, ____, true)
ELEM(br, ____, ____)
ELEM(button, ____, true)
ELEM(canvas, ____, true)
ELEM(caption, ____, true)
ELEM(center, true, true)
ELEM(cite, ____, true)
ELEM(code, ____, true)
ELEM(col, ____, ____)
ELEM(colgroup, ____, true)
ELEM(data, ____, true)
ELEM(datalist, ____, true)
ELEM(dd, ____, true)
ELEM(del, ____, true)
ELEM(details, true, true)
ELEM(dfn, ____, true)
ELEM(dialog, true, true)
ELEM(dir, true, true)
ELEM(div, true, true)
ELEM(dl, true, true)
ELEM(dt, ____, true)
ELEM(em, ____, true)
ELEM(embed, ____, ____)
ELEM(fieldset, true, true)
ELEM(figcaption, ____, true)
ELEM(figure, true, true)
ELEM(font, ____, true)
ELEM(footer, true, true)
ELEM(form, true, true)
ELEM(frame, ____, ____)
ELEM(frameset, ____, true)
ELEM(h1, true, true)
ELEM(h2, true, true)
ELEM(h3, true, true)
ELEM(h4, true, true)
ELEM(h5, true, true)
ELEM(h6, true, true)
ELEM(head, ____, true)
ELEM(header, true, true)
ELEM(hgroup, true, true)
ELEM(hr, true, ____)
ELEM(html, ____, true)
ELEM(i, ____, true)
ELEM(iframe, ____, true)
ELEM(image, ____, ____)
ELEM(img, ____, ____)
ELEM(input, ____, ____)
ELEM(ins, ____, true)
ELEM(kbd, ____, true)
ELEM(keygen, ____, ____)
ELEM(label, ____, true)
ELEM(legend, ____, true)
ELEM(li, true, true)
ELEM(link, ____, ____)
ELEM(listing, true, true)
ELEM(main, true, true)
ELEM(map, ____, true)
ELEM(mark, ____, true)
ELEM(marquee, ____, true)
ELEM(menu, true, true)
ELEM(meta, ____, ____)
ELEM(meter, ____, true)
ELEM(multicol, true, true)
ELEM(nav, true, true)
ELEM(nobr, ____, true)
ELEM(noembed, ____, true)
ELEM(noframes, ____, true)
ELEM(noscript, ____, true)
ELEM(object, ____, true)
ELEM(ol, true, true)
ELEM(optgroup, ____, true)
ELEM(option, ____, true)
ELEM(output, ____, true)
ELEM(p, true, true)
ELEM(param, ____, ____)
ELEM(picture, ____, true)
ELEM(plaintext, ____, true)
ELEM(pre, true, true)
ELEM(progress, ____, true)
ELEM(q, ____, true)
ELEM(rb, ____, true)
ELEM(rp, ____, true)
ELEM(rt, ____, true)
ELEM(rtc, ____, true)
ELEM(ruby, ____, true)
ELEM(s, ____, true)
ELEM(samp, ____, true)
ELEM(script, ____, true)
ELEM(search, true, true)
ELEM(section, true, true)
ELEM(select, ____, true)
ELEM(small, ____, true)
ELEM(slot, ____, true)
ELEM(source, ____, ____)
ELEM(span, ____, true)
ELEM(strike, ____, true)
ELEM(strong, ____, true)
ELEM(style, ____, true)
ELEM(sub, ____, true)
ELEM(summary, true, true)
ELEM(sup, ____, true)
ELEM(table, true, true)
ELEM(tbody, ____, true)
ELEM(td, ____, true)
ELEM(textarea, ____, true)
ELEM(tfoot, ____, true)
ELEM(th, ____, true)
ELEM(thead, ____, true)
ELEM(template, ____, true)
ELEM(time, ____, true)
ELEM(title, ____, true)
ELEM(tr, ____, true)
ELEM(track, ____, ____)
ELEM(tt, ____, true)
ELEM(u, ____, true)
ELEM(ul, true, true)
ELEM(var, ____, true)
ELEM(video, ____, true)
ELEM(wbr, ____, ____)
ELEM(xmp, ____, true)
ELEM(text, ____, ____)
ELEM(whitespace, ____, ____)
ELEM(newline, ____, ____)
ELEM(comment, ____, true)
ELEM(entity, ____, true)
ELEM(doctypeDecl, ____, true)
ELEM(markupDecl, ____, true)
ELEM(instruction, ____, true)
ELEM(userdefined, ____, true)
// clang-format on
};
#undef ELEM
#undef ____
bool nsHTMLElement::IsContainer(nsHTMLTag aId) {
return gHTMLElements[aId].mIsContainer;
}
bool nsHTMLElement::IsBlock(nsHTMLTag aId) {
return gHTMLElements[aId].mIsBlock;
}
#ifdef DEBUG
void CheckElementTable() {
for (nsHTMLTag t = eHTMLTag_unknown; t <= eHTMLTag_userdefined;
t = nsHTMLTag(t + 1)) {
MOZ_ASSERT(gHTMLElements[t].mTagID == t,
"gHTMLElements entries does match tag list.");
}
}
#endif