Museum Guide Command Palette
Complete the command palette for a museum tour scenario: includes real content, interactive controls, clear state feedback, and responsive layouts.
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<header class="mast"><div><span class="eyebrow">art-deco / Command palette / INTERMEDIATE</span><h1>Museum Guide Command Palette</h1><p class="intro">Complete the command palette for a museum tour scenario: includes real content, interactive controls, clear state feedback, and responsive layouts.</p></div><span class="scenario">Museum Guide</span></header>
<figure class="composition-gallery"><section class="demo" aria-label="Museum Guide Command Palette Interactive Area"><div class="workflow-dispatch"><aside class="dispatch-console"><span class="eyebrow">Museum Guide DISPATCH</span><h2>Visitor Route Control Desk</h2><form id="workflowDispatchForm"><label>Task Type<select id="workflowDispatchKind"><option>Permanent Exhibition Hall</option><option>Special Exhibition Hall</option><option>Family and Children’s Hall</option></select></label><label>Dwell Time<input id="workflowDispatchAmount" type="number" min="1" max="9999" value="27"><span>minutes</span></label><fieldset><legend>Processing priority</legend><label><input type="radio" name="workflowPriority" value="normal" checked>Regular</label><label><input type="radio" name="workflowPriority" value="urgent">Urgent</label></fieldset><button class="action primary" type="submit">Start Tour</button></form><label>Current task<select id="workflowDispatchActive" aria-label="Switch current task"><option value="1">Permanent Exhibition Hall</option><option value="2">Special Exhibition Hall</option></select></label><output id="workflowDispatchSummary">Waiting for Dispatch</output></aside><section id="workflowCore" class="workflow-core dispatch-workbench" data-dispatch-priority="normal"><!-- 11DZ_CORE_START:navigation-menus-command-palette --><div class="command panel"><div class="command-input"><span aria-hidden="true">⌘</span><label class="sr"><span>Search commands</span><input id="commandQuery" type="search" placeholder="Enter a command or keyword" autocomplete="off" aria-controls="commandList"></label><kbd>Esc</kbd></div><div id="commandList" class="command-list" role="listbox" aria-label="Available Commands"><button type="button" role="option" aria-selected="true" tabindex="0" data-core-bridge="navigation-menus-command-palette"><span><b>Museum guide inspiration</b><small>Execute quick actions</small></span><kbd>1</kbd></button><button type="button" role="option" aria-selected="false" tabindex="-1"><span><b>Museum guide log</b><small>Navigate to Content</small></span><kbd>2</kbd></button><button type="button" role="option" aria-selected="false" tabindex="-1"><span><b>Museum Guide Collaboration</b><small>Execute quick actions</small></span><kbd>3</kbd></button><button type="button" role="option" aria-selected="false" tabindex="-1"><span><b>Museum guide progress</b><small>Navigate to Content</small></span><kbd>4</kbd></button><button type="button" role="option" aria-selected="false" tabindex="-1"><span><b>Museum guide reminder</b><small>Execute quick actions</small></span><kbd>5</kbd></button><button type="button" role="option" aria-selected="false" tabindex="-1"><span><b>Museum Guide Collection</b><small>Navigate to Content</small></span><kbd>6</kbd></button><button type="button" role="option" aria-selected="false" tabindex="-1"><span><b>Museum Guide Overview</b><small>Execute quick actions</small></span><kbd>7</kbd></button></div><div id="commandEmpty" hidden>No matching commands</div></div><!-- 11DZ_CORE_END --></section></div><p id="status" class="status" role="status" aria-live="polite"></p></section><figcaption class="gallery-caption"><strong>Museum Guide / GALLERY 03</strong></figcaption></figure>
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<script>
'use strict';
const statusOutput = document.querySelector('#status');
const announce = message => { statusOutput.textContent = message; };
/* 11DZ_CORE_SCRIPT_START:navigation-menus-command-palette */
const commandInput = document.querySelector('#commandQuery'); const commands = [...document.querySelectorAll('#commandList button')]; const emptyCommand = document.querySelector('#commandEmpty'); let activeCommand=0;
function selectCommand(index,focus=false){const visible=commands.filter(command=>!command.hidden);if(!visible.length)return;const command=visible[(index+visible.length)%visible.length];commands.forEach(item=>{const selected=item===command;item.setAttribute('aria-selected',String(selected));item.tabIndex=selected?0:-1;});activeCommand=visible.indexOf(command);if(focus)command.focus();}
function filterCommands() { const query = commandInput.value.normalize('NFKC').trim().toLowerCase(); let count = 0; commands.forEach(command => { const searchable = command.querySelector('b').textContent.normalize('NFKC').toLowerCase(); command.hidden = Boolean(query && !searchable.includes(query)); if (!command.hidden) count += 1; }); emptyCommand.hidden = count !== 0; activeCommand=0;selectCommand(0);announce('Available Commands ' + count + ' item'); }
commandInput.addEventListener('input',filterCommands); document.addEventListener('keydown',event => { if (event.key === 'Escape') { commandInput.value = ''; filterCommands(); commandInput.focus(); } });document.querySelector('#commandList').addEventListener('keydown',event=>{if(!['ArrowDown','ArrowUp','Home','End'].includes(event.key))return;event.preventDefault();const visible=commands.filter(command=>!command.hidden);const next=event.key==='Home'?0:event.key==='End'?visible.length-1:activeCommand+(event.key==='ArrowDown'?1:-1);selectCommand(next,true);}); commands.forEach(command => {command.addEventListener('focus',()=>selectCommand(commands.filter(item=>!item.hidden).indexOf(command)));command.addEventListener('click',() => announce('Executed:' + command.querySelector('b').textContent));});
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const workflowDispatchCore=document.querySelector('#workflowCore');const workflowDispatchForm=document.querySelector('#workflowDispatchForm');const workflowDispatchSelect=document.querySelector('#workflowDispatchActive');const workflowDispatchJobs=new Map([["1",{"label":"Permanent Exhibition Hall","amount":12,"priority":"normal","touches":0}],["2",{"label":"Special Exhibition Hall","amount":21,"priority":"urgent","touches":0}]]);let workflowDispatchSerial=workflowDispatchJobs.size;function workflowDispatchDrive(job,activate=false){workflowDispatchCore.dataset.dispatchPriority=job.priority;workflowDispatchCore.style.setProperty('--dispatch-load',Math.min(.95,.16+job.amount/120));const bridge=activate?workflowBridgeActivate():{changed:false,summary:workflowBridgeSummary()};document.querySelector('#workflowDispatchSummary').textContent=job.label+' · '+job.amount+' minutes · '+bridge.summary;announce('Current task for the visit route:'+job.label);}function workflowDispatchRender(activeId,activate=false){workflowDispatchSelect.replaceChildren(...[...workflowDispatchJobs].map(([id,job])=>{const option=document.createElement('option');option.value=id;option.textContent=job.label+(job.priority==='urgent'?' · Urgent':'');return option;}));workflowDispatchSelect.value=activeId;workflowDispatchDrive(workflowDispatchJobs.get(activeId),activate);}workflowDispatchForm.addEventListener('submit',event=>{event.preventDefault();const data=new FormData(workflowDispatchForm);const id=String(++workflowDispatchSerial);workflowDispatchJobs.set(id,{label:document.querySelector('#workflowDispatchKind').value,amount:Math.max(1,Number(document.querySelector('#workflowDispatchAmount').value)||1),priority:data.get('workflowPriority'),touches:0});workflowDispatchRender(id,true);});workflowDispatchSelect.addEventListener('change',()=>workflowDispatchDrive(workflowDispatchJobs.get(workflowDispatchSelect.value),true));workflowDispatchCore.addEventListener('focusin',()=>{const job=workflowDispatchJobs.get(workflowDispatchSelect.value);if(!job)return;job.touches+=1;document.querySelector('#workflowDispatchSummary').textContent=job.label+' · '+job.amount+' minutes · '+workflowBridgeSummary();});workflowDispatchRender('1',false);
workflowBridgeReset();
</script>
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