Panel de acciones inferior de la cola de medios
Completa un panel de acciones inferior para el contexto de la cola de medios: incluye contenido real, controles accionables, retroalimentación de estado clara y diseño adaptable a distintos tamaños.
Tras activar JavaScript, puedes editar, ejecutar y guardar este ejemplo. El código fuente fijado es el siguiente:
<!doctype html>
<html lang="es" dir="ltr">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Panel de acciones inferior de la cola de medios</title>
<style>
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</style>
</head>
<body data-aesthetic="dark-neon" data-composition="gallery-frame">
<main class="page">
<header class="mast"><div><span class="eyebrow">dark-neon / panel de acciones inferior / INTERMEDIATE</span><h1>Panel de acciones inferior de la cola de medios</h1><p class="intro">Completa un panel de acciones inferior para el contexto de la cola de medios: incluye contenido real, controles accionables, retroalimentación de estado clara y diseño adaptable a distintos tamaños.</p></div><span class="scenario">Cola de medios</span></header>
<figure class="composition-gallery"><section class="demo" aria-label="Área interactiva del panel de acciones inferior de la cola de medios"><div class="workflow-compare"><form id="workflowCompareControls" class="compare-controls"><fieldset><legend>Canal comparativo</legend><label><input type="radio" name="workflowChannel" value="A" checked>A · Abrir panel de la cola de medios</label><label><input type="radio" name="workflowChannel" value="B">B · Cola de medios en proceso</label></fieldset><label>Carga pendiente ponderada<input id="workflowCompareWeight" type="range" min="10" max="90" value="50"><output id="workflowCompareWeightValue">Elemento 50</output></label><label><input id="workflowCompareFreeze" type="checkbox">Congelar la versión actual</label><button id="workflowCompareCapture" class="action primary" type="button">Tomar muestra y completar el proceso</button><ol id="workflowCompareShelf" aria-label="Muestra de versión"></ol></form><section class="compare-stage"><header><span class="eyebrow">COMPARE de la cola de medios</span><h2>Comparativa de dos versiones de la cola de medios</h2><output id="workflowCompareLive">Versión A en espera de muestreo</output></header><section id="workflowCore" class="workflow-core compare-core" data-compare-channel="A" style="--compare-split:50%"><!-- 11DZ_CORE_START:overlays-feedback-mobile-sheet --><section class="mobile-sheet-demo"><div class="phone-preview"><header><span>Cola de medios</span><button id="mobileSheetOpen" type="button" aria-haspopup="dialog" data-core-bridge="overlays-feedback-mobile-sheet">•••<span class="visually-hidden">Abrir más acciones</span></button></header><main><span class="eyebrow">MOBILE SHEET</span><h2>Resumen de la cola de medios</h2><p>El panel de acciones inferior queda cerca de la zona de alcance del pulgar y, en escritorio, mantiene el contenido centrado en ancho.</p></main><footer><button type="button">Volver</button><button type="button">Continuar</button></footer></div><dialog id="mobileSheet" aria-labelledby="mobileSheetTitle"><form method="dialog"><div class="sheet-handle" aria-hidden="true"></div><header><div><span class="eyebrow">MORE ACTIONS</span><h2 id="mobileSheetTitle">Select next step</h2></div><button value="cancel" aria-label="Cerrar panel de acciones inferior">×</button></header><div class="sheet-actions"><button value="Añadir a favoritos"><span aria-hidden="true">☆</span><span><strong>Añadir a favoritos</strong><small>Plan de cola de medios</small></span><i aria-hidden="true">›</i></button><button value="Compartir enlace"><span aria-hidden="true">↗</span><span><strong>Compartir enlace</strong><small>Inspiración para la cola de medios</small></span><i aria-hidden="true">›</i></button><button value="Guardar una copia"><span aria-hidden="true">□</span><span><strong>Guardar una copia</strong><small>Registro de la cola de medios</small></span><i aria-hidden="true">›</i></button></div><button class="sheet-cancel" value="cancel">Cancelar</button></form></dialog></section><!-- 11DZ_CORE_END --></section></section></div><p id="status" class="status" role="status" aria-live="polite"></p></section><figcaption class="gallery-caption"><strong>Cola de medios / GALLERY 03</strong></figcaption></figure>
</main>
<script>
'use strict';
const statusOutput = document.querySelector('#status');
const announce = message => { statusOutput.textContent = message; };
/* 11DZ_CORE_SCRIPT_START:overlays-feedback-mobile-sheet */
const mobileSheet=document.querySelector('#mobileSheet');document.querySelector('#mobileSheetOpen').addEventListener('click',()=>{mobileSheet.returnValue='cancel';mobileSheet.showModal();});mobileSheet.addEventListener('click',event=>{if(event.target===mobileSheet)mobileSheet.close('cancel');});mobileSheet.addEventListener('close',()=>announce(mobileSheet.returnValue==='cancel'?'El panel de acciones inferior está cerrado':'Seleccionado '+mobileSheet.returnValue));
/* 11DZ_CORE_SCRIPT_END */
const workflowBridgeSpec={"name":"overlays-feedback-mobile-sheet","selector":"[data-core-bridge=\"overlays-feedback-mobile-sheet\"]","mode":"click","key":"Enter"};const workflowBridgeCore=document.querySelector('#workflowCore');const workflowBridgeControl=workflowBridgeCore.querySelector(workflowBridgeSpec.selector);if(!workflowBridgeControl)throw new Error('Missing core bridge: '+workflowBridgeSpec.name);const workflowBridgeControlledId=workflowBridgeControl.getAttribute('aria-controls');const workflowBridgeControlled=workflowBridgeControlledId?document.getElementById(workflowBridgeControlledId):null;workflowBridgeCore.dataset.workflowBridge=workflowBridgeSpec.name;workflowBridgeCore.dataset.workflowVersion='0';function workflowBridgeSerialize(){const visualNode=workflowBridgeCore.firstElementChild||workflowBridgeCore;const visual=getComputedStyle(visualNode);const outputs=[...workflowBridgeCore.querySelectorAll('output,[role="status"],[aria-live],meter,progress')].map(node=>node.textContent.trim()+'|'+node.getAttribute('aria-valuenow')+'|'+node.getAttribute('value'));const canvas=[...workflowBridgeCore.querySelectorAll('canvas')].map(node=>{try{return node.toDataURL().slice(-160);}catch{return 'canvas-unavailable';}});return JSON.stringify({html:workflowBridgeCore.innerHTML,status:statusOutput.textContent,outputs,canvas,visual:[visual.display,visual.visibility,visual.opacity,visual.transform,visual.filter,visual.backgroundColor,visual.width,visual.height],scroll:workflowBridgeSpec.mode==='scroll'?workflowBridgeControl.scrollTop:null});}let workflowBridgeLastEffect=workflowBridgeSerialize();function workflowBridgeSummary(){const label=(workflowBridgeControl.getAttribute('aria-label')||workflowBridgeControl.textContent||workflowBridgeControl.value||workflowBridgeSpec.name).trim().replace(/\s+/g,' ').slice(0,72);return label+' · versión principal '+workflowBridgeCore.dataset.workflowVersion;}function workflowBridgeCommit(){const effect=workflowBridgeSerialize();if(effect===workflowBridgeLastEffect)return {changed:false,summary:workflowBridgeSummary()};workflowBridgeLastEffect=effect;workflowBridgeCore.dataset.workflowVersion=String(Number(workflowBridgeCore.dataset.workflowVersion||0)+1);return {changed:true,summary:workflowBridgeSummary()};}function workflowBridgeScheduleCommit(){queueMicrotask(workflowBridgeCommit);setTimeout(workflowBridgeCommit,0);}workflowBridgeControl.addEventListener("click",workflowBridgeScheduleCommit);const workflowBridgeStateTargets=new Set(workflowBridgeCore.querySelectorAll('dialog'));if(workflowBridgeControlled&&workflowBridgeCore.contains(workflowBridgeControlled))workflowBridgeStateTargets.add(workflowBridgeControlled);workflowBridgeStateTargets.forEach(target=>['close','cancel','toggle'].forEach(eventName=>target.addEventListener(eventName,workflowBridgeScheduleCommit)));function workflowBridgeActivate(){workflowBridgeControl.focus();workflowBridgeControl.click();const result=workflowBridgeCommit();setTimeout(workflowBridgeCommit,0);return result;}function workflowBridgeReset(){workflowBridgeCore.dataset.workflowVersion='0';workflowBridgeLastEffect=workflowBridgeSerialize();}
const workflowCompareCore=document.querySelector('#workflowCore');const workflowCompareWeight=document.querySelector('#workflowCompareWeight');const workflowCompareState={channel:'A',weight:50,frozen:false,snapshots:[]};function workflowCompareFingerprint(){const controls=[...workflowCompareCore.querySelectorAll('input,select,textarea')];const outputs=[...workflowCompareCore.querySelectorAll('output,[role="status"],strong')].map(node=>node.textContent.trim()).filter(Boolean);return {controlValues:controls.map(control=>control.type==='checkbox'||control.type==='radio'?control.checked:control.value),summary:outputs.slice(0,4).join(' / '),nodes:workflowCompareCore.querySelectorAll('*').length};}function workflowCompareDrive(){workflowCompareCore.dataset.compareChannel=workflowCompareState.channel;workflowCompareCore.style.setProperty('--compare-split',workflowCompareState.weight+'%');document.querySelector('#workflowCompareWeightValue').textContent=workflowCompareState.weight+' Elemento';document.querySelector('#workflowCompareLive').textContent=workflowCompareState.channel+' versión · '+workflowCompareState.weight+' Elemento'+(workflowCompareState.frozen?' · congelado':'');announce('La cola de medios se está visualizando '+workflowCompareState.channel+' versión');}function workflowCompareCapture(source){const bridge=workflowBridgeActivate();const snapshot={...workflowCompareFingerprint(),channel:workflowCompareState.channel,weight:workflowCompareState.weight,source,bridge:bridge.summary};workflowCompareState.snapshots.push(snapshot);const item=document.createElement('li');item.innerHTML='<b>'+snapshot.channel+'</b><span>'+(snapshot.summary||snapshot.bridge)+'</span><small>'+snapshot.weight+' ítem · '+snapshot.bridge+'</small>';document.querySelector('#workflowCompareShelf').prepend(item);announce('muestreado '+snapshot.channel+' Versión y completar el procesamiento · '+bridge.summary);}document.querySelectorAll('[name="workflowChannel"]').forEach(input=>input.addEventListener('change',()=>{workflowCompareState.channel=input.value;workflowCompareDrive();}));workflowCompareWeight.addEventListener('input',()=>{workflowCompareState.weight=Number(workflowCompareWeight.value);workflowCompareDrive();});document.querySelector('#workflowCompareFreeze').addEventListener('change',event=>{workflowCompareState.frozen=event.currentTarget.checked;workflowCompareDrive();});document.querySelector('#workflowCompareCapture').addEventListener('click',()=>workflowCompareCapture('Muestra de botón'));workflowCompareCore.addEventListener('dblclick',()=>workflowCompareCapture('Vista principal doble clic'));workflowCompareDrive();
workflowBridgeReset();
</script>
</body>
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