미리보기 기능 토글 적용

src/renderer/renderer.js

@@ -25,10 +25,11 @@ const statusText    = document.getElementById('status-text');
 const loading       = document.getElementById('loading');
 const loadingText   = document.getElementById('loading-text');
 const toast         = document.getElementById('toast');
-const rubberBand    = document.getElementById('rubber-band');
-const gridContainer = document.getElementById('grid-container');
-const dragGhostEl   = document.getElementById('drag-ghost');
-const thumbSizeHint = document.getElementById('thumb-size-hint');
+const rubberBand        = document.getElementById('rubber-band');
+const gridContainer     = document.getElementById('grid-container');
+const dragGhostEl       = document.getElementById('drag-ghost');
+const thumbSizeHint     = document.getElementById('thumb-size-hint');
+const btnPreviewToggle  = document.getElementById('btn-preview-toggle');
 
 // ── 핸들러 초기화 ─────────────────────────────────
 const callbacks = {
@@ -57,6 +58,10 @@ document.addEventListener('keydown', (e) => {
   if (e.code === 'KeyO') btnOpen.click();
   if (e.code === 'KeyS' && !btnRename.disabled) btnRename.click();
 });
+btnPreviewToggle.addEventListener('click', () => {
+  const on = btnPreviewToggle.classList.toggle('active');
+  hoverPreview.setEnabled(on);
+});
 btnSortName.addEventListener('click', () => sortFiles('name'));
 btnSortDate.addEventListener('click', () => sortFiles('date'));
 btnRename.addEventListener('click', doRename);