Floating layers and status feedback

Gallery Alert Room Context Actions Sheet

Complete the contextual action sheet in the gallery alert room scenario: includes real content, actionable controls, clear status feedback, and responsive layouts across sizes.

Floating layers and status feedbackContext ActionsHTMLCSSJavaScript
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    <header class="mast"><div><span class="eyebrow">monochrome / Context Actions Sheet / ADVANCED</span><h1>Gallery Alert Room Context Actions Sheet</h1><p class="intro">Complete the contextual action sheet in the gallery alert room scenario: includes real content, actionable controls, clear status feedback, and responsive layouts across sizes.</p></div><span class="scenario">Gallery Alert Room</span></header>
    <div class="composition-index"><section class="demo" aria-label="Gallery Alert Room Context Actions Sheet Interaction Area"><div id="similarityShell" class="similarity-shell" data-review-state="focus"><header class="similarity-head"><div><span class="eyebrow">Gallery Reminder Room / REVIEW STUDIO</span><h2>Contextual Action Sheet Review Workspace</h2><p>Place the main case inside a separate review shell, and additionally record the observation mode, checkpoints, and current conclusion.</p></div><output id="similarityState">Ready to start review</output></header><div class="similarity-layout"><aside class="similarity-console"><fieldset class="similarity-modes"><legend>Review perspective</legend><button class="action primary" type="button" data-review-view="focus">Focus on the main view</button><button class="action" type="button" data-review-view="compare">Checklist</button><button class="action" type="button" data-review-view="audit">Record on Site</button></fieldset><label>Observation Density<input id="similarityDensity" type="range" min="84" max="124" value="100"><output id="similarityDensityValue">100%</output></label><label class="similarity-pin"><input id="similarityPin" type="checkbox"> Pin current checkpoint</label><ol id="similarityChecklist" class="similarity-checklist"><li>Gallery Alert Room Collaboration</li><li>Gallery Alert Room Progress</li><li>Gallery Alert Room Alert</li><li>Gallery Alert Room Favorites</li></ol><button id="similarityCapture" class="action primary" type="button">Checkpoint Records</button><ol id="similarityLog" class="similarity-log"><li>Waiting for the first check record</li></ol></aside><section class="similarity-stage"><div id="similarityDeck" class="similarity-deck"><article data-active="true"><span>01</span><strong>Gallery Alert Room Collaboration</strong><p>Check whether the status change is visible</p></article><article><span>02</span><strong>Gallery Alert Room Progress</strong><p>Confirm keyboard and click entry points are consistent</p></article><article><span>03</span><strong>Gallery Alert Room Alert</strong><p>Check whether the layout falls back on narrow screens</p></article><article><span>04</span><strong>Gallery Alert Room Favorites</strong><p>Record current review conclusion</p></article></div><div id="similarityCoreShell" class="similarity-core-shell"><div class="workflow-session"><header class="session-command"><div><span class="eyebrow">Gallery Alert Room SESSION</span><h2>Gallery Alert Room Timer Console</h2></div><output id="workflowSessionClock">00:45</output><label>Round Duration<input id="workflowSessionLength" type="range" min="15" max="90" step="15" value="45"><span>sec</span></label><button id="workflowSessionToggle" class="action primary" type="button">Start processing</button></header><div id="workflowSessionProgress" role="progressbar" aria-label="Gallery Alert Room Progress" aria-valuemin="0" aria-valuemax="100" aria-valuenow="0"><i></i></div><section id="workflowCore" class="workflow-core session-stage" data-session-phase="ready" tabindex="-1"><!-- 11DZ_CORE_START:overlays-feedback-context-actions --><section class="context-actions-demo"><header><span class="eyebrow">CONTEXT ACTIONS</span><h2>Gallery Alert Room Quick Actions</h2><p>Right-click, Shift + F10 or the button to open the same set of context actions.</p></header><div id="contextSurface" class="context-surface" tabindex="0" aria-label="Gallery alert room collaborative action area"><span>SELECTED ITEM</span><strong>Gallery Alert Room Collaboration</strong><p>Right-click here or press Shift + F10</p><button id="contextOpen" type="button" aria-haspopup="menu" aria-expanded="false" data-core-bridge="overlays-feedback-context-actions">Open actions menu</button><div id="contextMenu" class="context-menu" role="menu" hidden><button type="button" role="menuitem"><span aria-hidden="true">✎</span><span class="context-action-copy">Rename</span></button><button type="button" role="menuitem"><span aria-hidden="true">□</span><span class="context-action-copy">Create Copy</span></button><button type="button" role="menuitem"><span aria-hidden="true">→</span><span class="context-action-copy">Move to…</span></button><hr><button type="button" role="menuitem" class="context-danger"><span aria-hidden="true">×</span><span class="context-action-copy">Archive</span></button></div></div><output id="contextResult">No action taken yet</output></section><!-- 11DZ_CORE_END --></section><footer class="session-log"><strong id="workflowSessionScore">0 interaction checkpoints</strong><ol id="workflowSessionLaps" aria-label="Round Log"></ol></footer></div></div></section></div></div><p id="status" class="status" role="status" aria-live="polite"></p></section><aside class="index-mark" aria-hidden="true"><strong>05</strong><span>Gallery Alert Room FIELD INDEX</span></aside></div>
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const workflowSessionCore=document.querySelector('#workflowCore');const workflowSessionToggle=document.querySelector('#workflowSessionToggle');const workflowSessionLength=document.querySelector('#workflowSessionLength');const workflowSessionState={phase:'ready',elapsed:0,limit:Number(workflowSessionLength.value),checkpoints:[],timer:null};function workflowSessionFormat(seconds){return String(Math.floor(seconds/60)).padStart(2,'0')+':'+String(seconds%60).padStart(2,'0');}function workflowSessionDrive(){const percent=Math.min(100,Math.round(workflowSessionState.elapsed/workflowSessionState.limit*100));document.querySelector('#workflowSessionClock').textContent=workflowSessionFormat(Math.max(0,workflowSessionState.limit-workflowSessionState.elapsed));const progress=document.querySelector('#workflowSessionProgress');progress.setAttribute('aria-valuenow',String(percent));progress.querySelector('i').style.width=percent+'%';workflowSessionCore.dataset.sessionPhase=workflowSessionState.phase;document.querySelector('#workflowSessionScore').textContent=workflowSessionState.checkpoints.length+' interactive checkpoints';}function workflowSessionLap(label){workflowSessionState.checkpoints.push({label,at:workflowSessionState.elapsed});const item=document.createElement('li');item.textContent=label+' · '+workflowSessionFormat(workflowSessionState.elapsed);document.querySelector('#workflowSessionLaps').append(item);workflowSessionDrive();}function workflowSessionStop(complete=false){clearInterval(workflowSessionState.timer);workflowSessionState.timer=null;workflowSessionState.phase=complete?'complete':'paused';workflowSessionToggle.textContent=complete?'Restart':'Continue round';workflowSessionToggle.setAttribute('aria-pressed','false');workflowSessionDrive();announce(complete?'Gallery Alert Room Round Complete':'Round paused');}function workflowSessionStart(){if(workflowSessionState.phase==='complete'){workflowSessionState.elapsed=0;workflowSessionState.checkpoints=[];document.querySelector('#workflowSessionLaps').replaceChildren();}workflowSessionState.phase='running';workflowSessionToggle.textContent='Pause round';workflowSessionToggle.setAttribute('aria-pressed','true');const bridge=workflowBridgeActivate();workflowSessionLap(bridge.summary);clearInterval(workflowSessionState.timer);workflowSessionState.timer=setInterval(()=>{workflowSessionState.elapsed+=1;if(workflowSessionState.elapsed>=workflowSessionState.limit){workflowSessionStop(true);return;}workflowSessionDrive();},1000);workflowSessionDrive();announce('Gallery Alert Room round has started · '+bridge.summary);}workflowSessionToggle.addEventListener('click',()=>workflowSessionState.phase==='running'?workflowSessionStop():workflowSessionStart());workflowSessionLength.addEventListener('input',()=>{workflowSessionState.limit=Number(workflowSessionLength.value);workflowSessionState.elapsed=Math.min(workflowSessionState.elapsed,workflowSessionState.limit);workflowSessionDrive();});workflowSessionCore.addEventListener('keydown',event=>{if(event.key==='Enter'||event.key===' '){workflowSessionLap('Keyboard Interaction');}});workflowSessionCore.addEventListener('click',event=>{if(event.target.closest('[data-core-bridge]'))workflowSessionLap('Core action · '+workflowBridgeSummary());});document.addEventListener('visibilitychange',()=>{if(document.hidden&&workflowSessionState.phase==='running')workflowSessionStop();});workflowSessionDrive();
workflowBridgeReset();
const similarityShell=document.querySelector('#similarityShell');const similarityState=document.querySelector('#similarityState');const similarityDensity=document.querySelector('#similarityDensity');const similarityDensityValue=document.querySelector('#similarityDensityValue');const similarityPin=document.querySelector('#similarityPin');const similarityChecklistItems=[...document.querySelectorAll('#similarityChecklist li')];const similarityDeckItems=[...document.querySelectorAll('#similarityDeck article')];const similarityLog=document.querySelector('#similarityLog');const similarityNotes=["Gallery Alert Room Collaboration","Gallery Alert Room Progress","Gallery Alert Room Alert","Gallery Alert Room Favorites"];const similarityCore=document.querySelector('#workflowCore');let similarityCaptures=0;function similaritySetActive(index){similarityDeckItems.forEach((item,itemIndex)=>{if(itemIndex===index)item.setAttribute('data-active','true');else item.removeAttribute('data-active');});}function similarityRender(reason){const version=similarityCore?.dataset.workflowVersion||'0';const density=Number(similarityDensity.value);similarityShell.style.setProperty('--similarity-density',String(density));similarityShell.dataset.pinned=String(similarityPin.checked);similarityDensityValue.textContent=density+'%';similarityChecklistItems.forEach((item,index)=>item.classList.toggle('is-done',index<similarityCaptures));similaritySetActive(Math.min(similarityDeckItems.length-1,similarityCaptures%similarityDeckItems.length));similarityState.textContent=reason+' · Core Version '+version+(similarityPin.checked?' · Fixed':'');}document.querySelectorAll('[data-review-view]').forEach(button=>button.addEventListener('click',()=>{document.querySelectorAll('[data-review-view]').forEach(item=>item.classList.toggle('primary',item===button));similarityShell.dataset.reviewState=button.dataset.reviewView;similarityRender('Switched to'+button.textContent);announce('Review view:'+button.textContent);}));similarityDensity.addEventListener('input',()=>{similarityRender('Observation density has been updated');announce('Observation Density '+similarityDensity.value+'%');});similarityPin.addEventListener('change',()=>{similarityRender(similarityPin.checked?'Current checkpoint is fixed':'Current checkpoint unlocked');announce(similarityPin.checked?'Pinned current checkpoint':'Checkpoint Unpinned');});document.querySelector('#similarityCapture').addEventListener('click',()=>{const note=similarityNotes[similarityCaptures%similarityNotes.length];const version=similarityCore?.dataset.workflowVersion||'0';similarityCaptures+=1;const item=document.createElement('li');item.textContent='Checkpoint '+similarityCaptures+' · '+note+' · Core Version '+version;const empty=similarityLog.querySelector('li')?.textContent==='Waiting for the first check record';if(empty)similarityLog.replaceChildren(item);else similarityLog.prepend(item);while(similarityLog.children.length>6)similarityLog.lastElementChild.remove();similarityRender('Checkpoint recorded '+similarityCaptures);announce('Checkpoint recorded '+similarityCaptures+' · '+note);});similarityCore?.addEventListener('focusin',()=>similarityRender('Main view focused'));similarityCore?.addEventListener('click',()=>similarityRender('Main view interaction occurred'));similarityRender('Ready to start review');
  </script>
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