Annotation of html5/spec-author-view/commands.html, revision 1.29
1.1 mike 1: <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
2: <!DOCTYPE html>
1.28 mike 3: <!-- when publishing, change bits marked ZZZ --><html lang="en-US-x-Hixie" class="split chapter"><head><title>4.11.5 Commands — HTML5 (Edition for Web Authors)</title><script src="link-fixup.js"></script><link href="whatwg.css" rel="stylesheet"><style type="text/css">
1.1 mike 4: pre { margin-left: 2em; white-space: pre-wrap; }
5: h2 { margin: 3em 0 1em 0; }
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24: pre strong { color: black; font: inherit; font-weight: bold; background: yellow; }
25: pre em { font-weight: bolder; font-style: normal; }
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27: var sub { vertical-align: bottom; font-size: smaller; position: relative; top: 0.1em; }
28: table { border-collapse: collapse; border-style: hidden hidden none hidden; }
1.25 mike 29: table thead, table tbody { border-bottom: solid; }
1.1 mike 30: table tbody th:first-child { border-left: solid; }
31: table tbody th { text-align: left; }
32: table td, table th { border-left: solid; border-right: solid; border-bottom: solid thin; vertical-align: top; padding: 0.2em; }
33: blockquote { margin: 0 0 0 2em; border: 0; padding: 0; font-style: italic; }
34:
35: .bad, .bad *:not(.XXX) { color: gray; border-color: gray; background: transparent; }
36: .matrix, .matrix td { border: none; text-align: right; }
37: .matrix { margin-left: 2em; }
38: .dice-example { border-collapse: collapse; border-style: hidden solid solid hidden; border-width: thin; margin-left: 3em; }
39: .dice-example caption { width: 30em; font-size: smaller; font-style: italic; padding: 0.75em 0; text-align: left; }
40: .dice-example td, .dice-example th { border: solid thin; width: 1.35em; height: 1.05em; text-align: center; padding: 0; }
41:
42: .toc dfn, h1 dfn, h2 dfn, h3 dfn, h4 dfn, h5 dfn, h6 dfn { font: inherit; }
43: img.extra { float: right; }
44: pre.idl { border: solid thin; background: #EEEEEE; color: black; padding: 0.5em 1em; }
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47: pre.css:first-line { color: #AAAA50; }
1.18 mike 48: dl.domintro { color: green; margin: 2em 0 2em 2em; padding: 0.5em 1em; border: none; background: #DDFFDD; }
1.1 mike 49: hr + dl.domintro, div.impl + dl.domintro { margin-top: 2.5em; margin-bottom: 1.5em; }
50: dl.domintro dt, dl.domintro dt * { color: black; text-decoration: none; }
51: dl.domintro dd { margin: 0.5em 0 1em 2em; padding: 0; }
52: dl.domintro dd p { margin: 0.5em 0; }
53: dl.switch { padding-left: 2em; }
54: dl.switch > dt { text-indent: -1.5em; }
55: dl.switch > dt:before { content: '\21AA'; padding: 0 0.5em 0 0; display: inline-block; width: 1em; text-align: right; line-height: 0.5em; }
56: dl.triple { padding: 0 0 0 1em; }
57: dl.triple dt, dl.triple dd { margin: 0; display: inline }
58: dl.triple dt:after { content: ':'; }
59: dl.triple dd:after { content: '\A'; white-space: pre; }
60: .diff-old { text-decoration: line-through; color: silver; background: transparent; }
61: .diff-chg, .diff-new { text-decoration: underline; color: green; background: transparent; }
62: a .diff-new { border-bottom: 1px blue solid; }
63:
64: h2 { page-break-before: always; }
65: h1, h2, h3, h4, h5, h6 { page-break-after: avoid; }
66: h1 + h2, hr + h2.no-toc { page-break-before: auto; }
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68: p > span:not([title=""]):not([class="XXX"]):not([class="impl"]), li > span:not([title=""]):not([class="XXX"]):not([class="impl"]) { border-bottom: solid #9999CC; }
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70: div.head { margin: 0 0 1em; padding: 1em 0 0 0; }
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72: div.head h1 { margin: 0; }
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74: div.head .logo img { border: none } /* remove border from top image */
75: div.head dl { margin: 1em 0; }
76: div.head p.copyright, div.head p.alt { font-size: x-small; font-style: oblique; margin: 0; }
77:
78: body > .toc > li { margin-top: 1em; margin-bottom: 1em; }
79: body > .toc.brief > li { margin-top: 0.35em; margin-bottom: 0.35em; }
80: body > .toc > li > * { margin-bottom: 0.5em; }
81: body > .toc > li > * > li > * { margin-bottom: 0.25em; }
82: .toc, .toc li { list-style: none; }
83:
84: .brief { margin-top: 1em; margin-bottom: 1em; line-height: 1.1; }
85: .brief li { margin: 0; padding: 0; }
86: .brief li p { margin: 0; padding: 0; }
87:
88: .category-list { margin-top: -0.75em; margin-bottom: 1em; line-height: 1.5; }
89: .category-list::before { content: '\21D2\A0'; font-size: 1.2em; font-weight: 900; }
90: .category-list li { display: inline; }
91: .category-list li:not(:last-child)::after { content: ', '; }
92: .category-list li > span, .category-list li > a { text-transform: lowercase; }
93: .category-list li * { text-transform: none; } /* don't affect <code> nested in <a> */
94:
95: .XXX { color: #E50000; background: white; border: solid red; padding: 0.5em; margin: 1em 0; }
96: .XXX > :first-child { margin-top: 0; }
97: p .XXX { line-height: 3em; }
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101: .annotation :link:hover, .annotation :visited:hover { background: transparent; }
102: .annotation span { border: none ! important; }
103: .note { color: green; background: transparent; font-family: sans-serif; }
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114: .bookkeeping:before { display: block; content: 'Bookkeeping details'; font-weight: bolder; font-style: italic; }
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118: h4 { position: relative; z-index: 3; }
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143: .example { display: block; color: #222222; background: #FCFCFC; border-left: double; margin-left: 2em; padding-left: 1em; }
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145:
146: ul.domTree, ul.domTree ul { padding: 0 0 0 1em; margin: 0; }
147: ul.domTree li { padding: 0; margin: 0; list-style: none; position: relative; }
148: ul.domTree li li { list-style: none; }
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158: ul.domTree .t10 code { color: teal; }
159:
1.14 mike 160: body.dfnEnabled dfn { cursor: pointer; }
161: .dfnPanel {
162: display: inline;
163: position: absolute;
164: z-index: 10;
165: height: auto;
166: width: auto;
167: padding: 0.5em 0.75em;
168: font: small sans-serif, Droid Sans Fallback;
169: background: #DDDDDD;
170: color: black;
171: border: outset 0.2em;
172: }
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175: .dfnPanel p { font-weight: bolder; }
176: .dfnPanel * + p { margin-top: 0.25em; }
177: .dfnPanel li { list-style-position: inside; }
178:
1.1 mike 179: #configUI { position: absolute; z-index: 20; top: 10em; right: 1em; width: 11em; font-size: small; }
180: #configUI p { margin: 0.5em 0; padding: 0.3em; background: #EEEEEE; color: black; border: inset thin; }
181: #configUI p label { display: block; }
182: #configUI #updateUI, #configUI .loginUI { text-align: center; }
183: #configUI input[type=button] { display: block; margin: auto; }
184: </style><style type="text/css">
185:
186: .applies thead th > * { display: block; }
187: .applies thead code { display: block; }
188: .applies tbody th { whitespace: nowrap; }
189: .applies td { text-align: center; }
190: .applies .yes { background: yellow; }
191:
192: .matrix, .matrix td { border: none; text-align: right; }
193: .matrix { margin-left: 2em; }
194:
195: .dice-example { border-collapse: collapse; border-style: hidden solid solid hidden; border-width: thin; margin-left: 3em; }
196: .dice-example caption { width: 30em; font-size: smaller; font-style: italic; padding: 0.75em 0; text-align: left; }
197: .dice-example td, .dice-example th { border: solid thin; width: 1.35em; height: 1.05em; text-align: center; padding: 0; }
198:
199: #table-example-1 { border: solid thin; border-collapse: collapse; margin-left: 3em; }
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202: #table-example-1 thead, #table-example-1 tbody { border: none; }
203: #table-example-1 th, #table-example-1 td { border: solid thin; }
204: #table-example-1 th { font-weight: normal; }
205: #table-example-1 td { border-style: none solid; vertical-align: top; }
206: #table-example-1 th { padding: 0.5em; vertical-align: middle; text-align: center; }
207: #table-example-1 tbody tr:first-child td { padding-top: 0.5em; }
208: #table-example-1 tbody tr:last-child td { padding-bottom: 1.5em; }
209: #table-example-1 tbody td:first-child { padding-left: 2.5em; padding-right: 0; width: 9em; }
210: #table-example-1 tbody td:first-child::after { content: leader(". "); }
211: #table-example-1 tbody td { padding-left: 2em; padding-right: 2em; }
212: #table-example-1 tbody td:first-child + td { width: 10em; }
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214: #table-example-1 tbody td:first-child + td + td + td ~ td { width: 1.25em; }
215:
216: .apple-table-examples { border: none; border-collapse: separate; border-spacing: 1.5em 0em; width: 40em; margin-left: 3em; }
217: .apple-table-examples * { font-family: "Times", serif; }
218: .apple-table-examples td, .apple-table-examples th { border: none; white-space: nowrap; padding-top: 0; padding-bottom: 0; }
219: .apple-table-examples tbody th:first-child { border-left: none; width: 100%; }
220: .apple-table-examples thead th:first-child ~ th { font-size: smaller; font-weight: bolder; border-bottom: solid 2px; text-align: center; }
221: .apple-table-examples tbody th::after, .apple-table-examples tfoot th::after { content: leader(". ") }
222: .apple-table-examples tbody th, .apple-table-examples tfoot th { font: inherit; text-align: left; }
223: .apple-table-examples td { text-align: right; vertical-align: top; }
224: .apple-table-examples.e1 tbody tr:last-child td { border-bottom: solid 1px; }
1.9 mike 225: .apple-table-examples.e1 tbody + tbody tr:last-child td { border-bottom: double 3px; }
226: .apple-table-examples.e2 th[scope=row] { padding-left: 1em; }
227: .apple-table-examples sup { line-height: 0; }
228:
1.12 mike 229: .details-example img { vertical-align: top; }
230:
1.21 mike 231: #named-character-references-table {
232: font-size: 0.6em;
233: column-width: 28em;
234: column-gap: 1em;
235: -moz-column-width: 28em;
236: -moz-column-gap: 1em;
237: -webkit-column-width: 28em;
238: -webkit-column-gap: 1em;
239: }
240: #named-character-references-table > table > tbody > tr > td:last-child { text-align: center; }
241: #named-character-references-table > table > tbody > tr > td:last-child:hover > span { position: absolute; top: auto; left: auto; margin-left: 0.5em; line-height: 1.2; font-size: 5em; border: outset; padding: 0.25em 0.5em; background: white; width: 1.25em; height: auto; text-align: center; }
242:
1.26 mike 243: .glyph.control { color: red; }
244:
1.29 ! mike 245: @font-face {
! 246: font-family: 'Essays1743';
! 247: src: url('http://www.whatwg.org/specs/web-apps/current-work/fonts/Essays1743.ttf');
! 248: }
! 249: @font-face {
! 250: font-family: 'Essays1743';
! 251: font-weight: bold;
! 252: src: url('http://www.whatwg.org/specs/web-apps/current-work/fonts/Essays1743-Bold.ttf');
! 253: }
! 254: @font-face {
! 255: font-family: 'Essays1743';
! 256: font-style: italic;
! 257: src: url('http://www.whatwg.org/specs/web-apps/current-work/fonts/Essays1743-Italic.ttf');
! 258: }
! 259: @font-face {
! 260: font-family: 'Essays1743';
! 261: font-style: italic;
! 262: font-weight: bold;
! 263: src: url('http://www.whatwg.org/specs/web-apps/current-work/fonts/Essays1743-BoldItalic.ttf');
! 264: }
! 265:
1.19 mike 266: </style><style type="text/css">
1.20 mike 267: .domintro:before { display: table; margin: -1em -0.5em -0.5em auto; width: auto; content: 'This box is non-normative. Implementation requirements are given below this box.'; color: black; font-style: italic; border: solid 2px; background: white; padding: 0 0.25em; }
268: </style><link href="data:text/css," id="complete" rel="stylesheet" title="Complete specification"><link href="data:text/css,.impl%20%7B%20display:%20none;%20%7D%0Ahtml%20%7B%20border:%20solid%20yellow;%20%7D%20.domintro:before%20%7B%20display:%20none;%20%7D" id="author" rel="alternate stylesheet" title="Author documentation only"><link href="data:text/css,.impl%20%7B%20background:%20%23FFEEEE;%20%7D%20.domintro:before%20%7B%20background:%20%23FFEEEE;%20%7D" id="highlight" rel="alternate stylesheet" title="Highlight implementation requirements"><script type="text/javascript">
1.9 mike 269: function getCookie(name) {
270: var params = location.search.substr(1).split("&");
271: for (var index = 0; index < params.length; index++) {
272: if (params[index] == name)
273: return "1";
274: var data = params[index].split("=");
275: if (data[0] == name)
276: return unescape(data[1]);
277: }
278: var cookies = document.cookie.split("; ");
279: for (var index = 0; index < cookies.length; index++) {
280: var data = cookies[index].split("=");
281: if (data[0] == name)
282: return unescape(data[1]);
283: }
284: return null;
285: }
286: function load(script) {
287: var e = document.createElement('script');
288: e.setAttribute('src', 'http://www.whatwg.org/specs/web-apps/current-work/' + script + '?' + encodeURIComponent(location) + '&' + encodeURIComponent(document.referrer));
289: document.body.appendChild(e);
290: }
291: function init() {
292: if (location.search == '?slow-browser')
293: return;
294: var configUI = document.createElement('div');
295: configUI.id = 'configUI';
296: document.body.appendChild(configUI);
297: // load('reviewer.js'); // would need cross-site XHR
298: if (document.getElementById('head'))
299: load('toc.js');
300:
301: // load('updater.js'); // would need cross-site XHR
1.12 mike 302: load('dfn.js'); // doesn't support split-out specs, but, oh well.
1.9 mike 303: // load('status.js'); // would need cross-site XHR
304: if (getCookie('profile') == '1')
305: document.getElementsByTagName('h2')[0].textContent += '; load: ' + (new Date() - loadTimer) + 'ms';
306: fixBrokenLink();
307: }
1.24 mike 308: </script><link href="http://www.w3.org/StyleSheets/TR/W3C-ED" rel="stylesheet" type="text/css"><link href="interactive-elements.html" title="4.11 Interactive elements" rel="prev">
1.9 mike 309: <link href="Overview.html#contents" title="Table of contents" rel="index">
1.15 mike 310: <link href="links.html" title="4.12 Links" rel="next">
1.9 mike 311: </head><body onload="fixBrokenLink(); init()"><div class="head" id="head">
312: <p><a href="http://www.w3.org/"><img alt="W3C" height="48" src="http://www.w3.org/Icons/w3c_home" width="72"></a></p>
1.27 mike 313:
1.28 mike 314: <h1>HTML5 (Edition for Web Authors)</h1>
1.9 mike 315: </div><div>
316: <a href="interactive-elements.html">← 4.11 Interactive elements</a> –
317: <a href="Overview.html#contents">Table of contents</a> –
1.15 mike 318: <a href="links.html">4.12 Links →</a>
319: </div>
1.9 mike 320:
1.23 mike 321: <h4 id="commands"><span class="secno">4.11.5 </span>Commands</h4><p class="XXX annotation"><b>Status: </b><i>Last call for comments</i></p><p>A <dfn id="concept-command" title="concept-command">command</dfn> is the abstraction
1.9 mike 322: behind menu items, buttons, and links.<!--v2COMMAND: Once a command
323: is defined, other parts of the interface can refer to the same
324: command, allowing many access points to a single feature to share
325: aspects such as the disabled state.--></p><p id="facets">Commands are defined to have the following
326: <dfn id="concept-facet" title="concept-facet">facets</dfn>:</p><dl><dt><dfn id="command-facet-type" title="command-facet-Type">Type</dfn></dt>
327:
328: <dd>The kind of command: "command", meaning it is a normal command;
329: "radio", meaning that triggering the command will, amongst other
330: things, set the <a href="#command-facet-checkedstate" title="command-facet-CheckedState">Checked
331: State</a> to true (and probably uncheck some other commands); or
332: "checkbox", meaning that triggering the command will, amongst other
333: things, toggle the value of the <a href="#command-facet-checkedstate" title="command-facet-CheckedState">Checked State</a>.</dd>
334:
335: <dt><dfn id="command-facet-id" title="command-facet-ID">ID</dfn></dt>
336:
337: <dd>The name of the command, for referring to the command from the
338: markup or from script. If a command has no ID, it is an
339: <dfn id="anonymous-command">anonymous command</dfn>.</dd>
340:
341: <dt><dfn id="command-facet-label" title="command-facet-Label">Label</dfn></dt>
342:
343: <dd>The name of the command as seen by the user.</dd>
344:
345: <dt><dfn id="command-facet-hint" title="command-facet-Hint">Hint</dfn></dt>
346:
347: <dd>A helpful or descriptive string that can be shown to the
348: user.</dd>
349:
350: <dt><dfn id="command-facet-icon" title="command-facet-Icon">Icon</dfn></dt>
351:
352: <dd>An <a href="urls.html#absolute-url">absolute URL</a> identifying a graphical image that
353: represents the action. A command might not have an Icon.</dd> <!--
354: changing base URLs might change the icon -->
355:
356: <dt><dfn id="command-facet-accesskey" title="command-facet-AccessKey">Access Key</dfn></dt>
357:
358: <dd>A key combination selected by the user agent that triggers the
359: command. A command might not have an Access Key.</dd>
360:
361: <dt><dfn id="command-facet-hiddenstate" title="command-facet-HiddenState">Hidden State</dfn></dt>
362:
363: <dd>Whether the command is hidden or not (basically, whether it
364: should be shown in menus).</dd>
365:
366: <dt><dfn id="command-facet-disabledstate" title="command-facet-DisabledState">Disabled State</dfn></dt>
367:
368: <dd>Whether the command is relevant and can be triggered or not.</dd>
369:
370: <dt><dfn id="command-facet-checkedstate" title="command-facet-CheckedState">Checked State</dfn></dt>
371:
372: <dd>Whether the command is checked or not.</dd>
373:
374: <dt><dfn id="command-facet-action" title="command-facet-Action">Action</dfn></dt>
375:
376: <dd>The actual effect that triggering the command will have. This
377: could be a scripted event handler, a <a href="urls.html#url">URL</a> to which to
378: <a href="#navigate">navigate</a>, or a form submission.</dd>
379:
380: <!-- v2COMMAND
381: <dt><dfn title="command-facet-Triggers">Triggers</dfn></dt>
382:
383: <dd>The list of elements that can trigger the command. The element
384: defining a command is always in the list of elements that can
385: trigger the command. For anonymous commands, only the element
386: defining the command is on the list, since other elements have no
387: way to refer to it.</dd>
388: -->
389:
390: </dl><p>These facets are exposed on elements using the <dfn id="command-api">command
391: API</dfn>:</p><dl class="domintro"><dt><var title="">element</var> . <code title="dom-command-ro-commandType"><a href="#dom-command-ro-commandtype">commandType</a></code></dt>
392:
393: <dd>
394:
395: <p>Exposes the <a href="#command-facet-type" title="command-facet-Type">Type</a> facet of the command.</p>
396:
397: </dd>
398:
399: <dt><var title="">element</var> . <code title="dom-id"><a href="#dom-id">id</a></code></dt>
400:
401: <dd>
402:
403: <p>Exposes the <a href="#command-facet-id" title="command-facet-ID">ID</a> facet of the command.</p>
404:
405: </dd>
406:
407: <dt><var title="">element</var> . <code title="dom-command-ro-label"><a href="#dom-command-ro-label">label</a></code></dt>
408:
409: <dd>
410:
411: <p>Exposes the <a href="#command-facet-label" title="command-facet-Label">Label</a> facet of the command.</p>
412:
413: </dd>
414:
1.11 mike 415: <dt><var title="">element</var> . <code title="dom-title"><a href="#dom-title">title</a></code></dt>
416:
417: <dd>
418:
419: <p>Exposes the <a href="#command-facet-hint" title="command-facet-Hint">Hint</a> facet of the command.</p>
420:
421: </dd>
422:
423: <dt><var title="">element</var> . <code title="dom-command-ro-icon"><a href="#dom-command-ro-icon">icon</a></code></dt>
424:
425: <dd>
426:
427: <p>Exposes the <a href="#command-facet-icon" title="command-facet-Icon">Icon</a> facet of the command.</p>
428:
429: </dd>
430:
431: <dt><var title="">element</var> . <code title="dom-accessKeyLabel"><a href="#dom-accesskeylabel">accessKeyLabel</a></code></dt>
432:
433: <dd>
434:
435: <p>Exposes the <a href="#command-facet-accesskey" title="command-facet-AccessKey">Access Key</a> facet of the command.</p>
436:
437: </dd>
438:
439: <dt><var title="">element</var> . <code title="dom-hidden"><a href="#dom-hidden">hidden</a></code></dt>
440:
441: <dd>
442:
443: <p>Exposes the <a href="#command-facet-hiddenstate" title="command-facet-HiddenState">Hidden State</a> facet of the command.</p>
444:
445: </dd>
446:
447: <dt><var title="">element</var> . <code title="dom-command-ro-disabled"><a href="#dom-command-ro-disabled">disabled</a></code></dt>
448:
449: <dd>
450:
451: <p>Exposes the <a href="#command-facet-disabledstate" title="command-facet-DisabledState">Disabled State</a> facet of the command.</p>
452:
453: </dd>
454:
455: <dt><var title="">element</var> . <code title="dom-command-ro-checked"><a href="#dom-command-ro-checked">checked</a></code></dt>
456:
457: <dd>
458:
459: <p>Exposes the <a href="#command-facet-checkedstate" title="command-facet-CheckedState">Checked State</a> facet of the command.</p>
460:
461: </dd>
462:
463: <dt><var title="">element</var> . <code title="dom-click"><a href="#dom-click">click</a></code>()</dt>
464:
465: <dd>
466:
467: <p>Triggers the <a href="#command-facet-action" title="command-facet-Action">Action</a> of the command.</p>
468:
469: </dd>
470:
471: <!--v2COMMAND
472: <dt><var title="">element</var> . <code title="dom-command-ro-triggers">triggers</code></dt>
473:
474: <dd>
475:
476: <p>Exposes the <span title="command-facet-Triggers">Triggers</span> facet of the command.</p>
477:
478: </dd>
479: -->
480:
481: </dl><hr><dl class="domintro"><dt><var title="">document</var> . <code title="dom-document-commands"><a href="#dom-document-commands">commands</a></code></dt>
482: <dd>
483: <p>Returns an <code><a href="urls.html#htmlcollection">HTMLCollection</a></code> of the elements in the
1.17 mike 484: <code><a href="#document">Document</a></code> that define commands and have IDs.</p>
1.11 mike 485: </dd>
486:
487: </dl><hr><p>User agents may expose the <a href="#concept-command" title="concept-command">commands</a> whose <a href="#command-facet-hiddenstate" title="command-facet-HiddenState">Hidden State</a> facet is false
488: (visible), e.g. in the user agent's menu bar. User agents are
489: encouraged to do this especially for commands that have <a href="#command-facet-accesskey" title="command-facet-AccessKey">Access Keys</a>, as a way to
1.15 mike 490: advertise those keys to the user.</p></body></html>
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