Cambio de estado de página del reproductor de música
Completa el cambio de estado de página en el escenario del reproductor de música: incluye contenido real, controles interactivos, feedback de estado claro y diseño adaptable a distintos tamaños.
Tras activar JavaScript, puedes editar, ejecutar y guardar este ejemplo. El código fuente fijado es el siguiente:
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<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Cambio de estado de página del reproductor de música</title>
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<body data-aesthetic="dark-neon" data-composition="studio">
<main class="page">
<header class="mast"><div><span class="eyebrow">dark-neon / transición de estado con volteo de página / BEGINNER</span><h1>Cambio de estado de página del reproductor de música</h1><p class="intro">Completa el cambio de estado de página en el escenario del reproductor de música: incluye contenido real, controles interactivos, feedback de estado claro y diseño adaptable a distintos tamaños.</p></div><span class="scenario">Reproductor de música</span></header>
<div class="composition-studio"><div class="studio-ruler" aria-hidden="true"></div><section class="demo" aria-label="Área interactiva de cambio de página del reproductor de música"><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 · Versión original</label><label><input type="radio" name="workflowChannel" value="B">B · versión en directo</label></fieldset><label>Peso de la progresión de reproducción<input id="workflowCompareWeight" type="range" min="10" max="90" value="50"><output id="workflowCompareWeightValue">50 %</output></label><label><input id="workflowCompareFreeze" type="checkbox">Congelar la versión actual</label><button id="workflowCompareCapture" class="action primary" type="button">Guardar reproducción de muestra</button><ol id="workflowCompareShelf" aria-label="Muestra de versión"></ol></form><section class="compare-stage"><header><span class="eyebrow">reproductor de música COMPARE</span><h2>Comparativa de dos versiones de reproducción</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:animation-microinteractions-flip-transition --><div class="flip-demo panel"><span class="eyebrow">FLIP TRANSITION</span><h2>Información en dos caras del reproductor de música</h2><div id="flipCard" class="flip-card"><div><section class="flip-front"><strong>Resumen de hoy</strong><p>Haz clic en el botón para ver los detalles del plan en el reverso.</p></section><section class="flip-back"><strong>Lista de acciones</strong><p>Favoritos del reproductor de música · Vista general del reproductor de música</p></section></div></div><button id="flipControl" class="action primary" type="button" aria-pressed="false" data-core-bridge="animation-microinteractions-flip-transition">Dar la vuelta</button></div><!-- 11DZ_CORE_END --></section></section></div><p id="status" class="status" role="status" aria-live="polite"></p></section></div>
</main>
<script>
'use strict';
const statusOutput = document.querySelector('#status');
const announce = message => { statusOutput.textContent = message; };
/* 11DZ_CORE_SCRIPT_START:animation-microinteractions-flip-transition */
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/* 11DZ_CORE_SCRIPT_END */
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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+' %';document.querySelector('#workflowCompareLive').textContent=workflowCompareState.channel+' versión · '+workflowCompareState.weight+' %'+(workflowCompareState.frozen?' · congelado':'');announce('Versión en reproducción en vista '+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+' % · '+snapshot.bridge+'</small>';document.querySelector('#workflowCompareShelf').prepend(item);announce('muestreado '+snapshot.channel+' Guardar y reproducir versión · '+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();
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