fix: 双击编辑器冲突 — 延迟区分单击/双击

web/app/files.html

@@ -100,18 +100,35 @@
     }
 
     // ── P2-2/P2-3: Event delegation ──
+    let _clickTimer=null;
     const fileListEl=document.getElementById('fileList');
     fileListEl.addEventListener('click',e=>{
       const btn=e.target.closest('[data-action]');
       if(!btn)return;
-      const action=btn.dataset.action,path=btn.dataset.path||'',name=btn.dataset.name||'',isDir=btn.dataset.isDir==='true';
-      if(action==='browse')browseDir(path);
-      else if(action==='rename')doRename(path,name);
-      else if(action==='delete')doDelete(path,isDir);
-      else if(action==='download')doDownload(path,name);
-      else if(action==='preview')doPreview(path);
-      else if(action==='select')toggleSelect(btn,path);
-      else if(action==='select-all')toggleSelectAll(btn);
+      // Delay single-click to allow dblclick to cancel it
+      clearTimeout(_clickTimer);
+      _clickTimer=setTimeout(()=>{
+        const action=btn.dataset.action,path=btn.dataset.path||'',name=btn.dataset.name||'',isDir=btn.dataset.isDir==='true';
+        if(action==='browse')browseDir(path);
+        else if(action==='rename')doRename(path,name);
+        else if(action==='delete')doDelete(path,isDir);
+        else if(action==='download')doDownload(path,name);
+        else if(action==='preview')doPreview(path);
+        else if(action==='select')toggleSelect(btn,path);
+        else if(action==='select-all')toggleSelectAll(btn);
+      },250);
+    });
+
+    // ── Double-click: open editor for files, browse for directories ──
+    fileListEl.addEventListener('dblclick',e=>{
+      clearTimeout(_clickTimer); // Cancel single-click action
+      const row=e.target.closest('.file-row');
+      if(!row)return;
+      const pathBtn=row.querySelector('[data-action="rename"]');
+      if(!pathBtn)return;
+      const path=pathBtn.dataset.path;
+      const isDir=!!row.querySelector('[data-action="browse"]');
+      if(isDir){browseDir(path)}else{doPreview(path)}
     });
 
     /** H-29: HTML-escape a string for safe innerHTML insertion */
@@ -124,17 +141,6 @@
       fileListEl.innerHTML='<div class="px-4 py-12 text-center text-slate-500"><div class="text-4xl mb-3">📂</div><p>点击「浏览」查看目录</p></div>';
     }
 
-    // ── Double-click: open editor for files, browse for directories ──
-    fileListEl.addEventListener('dblclick',e=>{
-      const row=e.target.closest('.file-row');
-      if(!row)return;
-      const pathEl=row.querySelector('[data-path]');
-      if(!pathEl)return;
-      const path=pathEl.dataset.path;
-      const isDir=!!row.querySelector('[data-action="browse"]');
-      if(isDir){browseDir(path)}else{doPreview(path)}
-    });
-
     // ── Modal system (P2-9) ──
     let _modalResolve=null;
     function showModal({title,text,input,textarea,inputDefault,textareaValue,confirmText,danger,onConfirm}){