diff --git a/frontend/app.html b/frontend/app.html
index a62c9bf..abc0cd4 100644
--- a/frontend/app.html
+++ b/frontend/app.html
@@ -1216,7 +1216,7 @@
           
           <!-- 大图标视图 -->
           <div v-else-if="fileViewMode === 'grid'" class="file-grid">
-            <div v-for="file in files" :key="file.name" class="file-grid-item" @click="handleFileClick(file)" @contextmenu.prevent="showFileContextMenu(file, $event)" @touchstart="handleLongPressStart(file, $event)" @touchend="handleLongPressEnd">
+            <div v-for="file in files" :key="file.name" class="file-grid-item" @click="handleFileClick(file)" @contextmenu.prevent="showFileContextMenu(file, $event)" @touchstart="handleLongPressStart(file, $event)" @touchmove="handleLongPressMove($event)" @touchend="handleLongPressEnd">
               <div class="file-icon">
                 <!-- 图片缩略图 -->
                 <img v-if="file.name.match(/\.(jpg|jpeg|png|gif|bmp|svg|webp)$/i) && getThumbnailUrl(file)" 
@@ -1254,11 +1254,12 @@
                 </tr>
               </thead>
               <tbody>
-                <tr v-for="file in files" :key="file.name" 
+                <tr v-for="file in files" :key="file.name"
                     style="border-bottom: 1px solid #eee; cursor: pointer;"
                     @click="handleFileClick(file)"
                     @contextmenu.prevent="showFileContextMenu(file, $event)"
                     @touchstart="handleLongPressStart(file, $event)"
+                    @touchmove="handleLongPressMove($event)"
                     @touchend="handleLongPressEnd"
                     @mouseover="$event.currentTarget.style.background='#f9f9f9'"
                     @mouseout="$event.currentTarget.style.background='white'">
diff --git a/frontend/app.js b/frontend/app.js
index 1b9d270..83a578c 100644
--- a/frontend/app.js
+++ b/frontend/app.js
@@ -208,6 +208,9 @@ createApp({
       
       // 长按检测
       longPressTimer: null,
+      longPressStartX: 0,
+      longPressStartY: 0,
+      longPressFile: null,
 
       // 媒体预览
       showImageViewer: false,
@@ -1433,32 +1436,49 @@ handleDragLeave(e) {
     // 长按开始（移动端）
     handleLongPressStart(file, event) {
       if (file.isDirectory) return; // 文件夹不响应长按
-      
-      // 阻止默认的长按行为（如文本选择）
-      event.preventDefault();
-      
+
+      // 记录初始触摸位置，用于检测是否在滑动
+      const touch = event.touches[0];
+      this.longPressStartX = touch.clientX;
+      this.longPressStartY = touch.clientY;
+      this.longPressFile = file;
+
       this.longPressTimer = setTimeout(() => {
         // 触发长按菜单
         this.contextMenuFile = file;
-        
-        // 获取触摸点位置
-        const touch = event.touches[0];
-        this.contextMenuX = touch.clientX;
-        this.contextMenuY = touch.clientY;
+
+        // 使用记录的触摸位置
+        this.contextMenuX = this.longPressStartX;
+        this.contextMenuY = this.longPressStartY;
         this.showContextMenu = true;
-        
+
         // 触摸震动反馈（如果支持）
         if (navigator.vibrate) {
           navigator.vibrate(50);
         }
-        
+
         // 点击其他地方关闭菜单
         this.$nextTick(() => {
           document.addEventListener('click', this.hideContextMenu, { once: true });
         });
       }, this.longPressDuration);
     },
-    
+
+    // 长按移动检测（移动端）- 滑动时取消长按
+    handleLongPressMove(event) {
+      if (!this.longPressTimer) return;
+
+      const touch = event.touches[0];
+      const moveX = Math.abs(touch.clientX - this.longPressStartX);
+      const moveY = Math.abs(touch.clientY - this.longPressStartY);
+
+      // 如果移动超过10px，认为是滑动，取消长按
+      if (moveX > 10 || moveY > 10) {
+        clearTimeout(this.longPressTimer);
+        this.longPressTimer = null;
+      }
+    },
+
     // 长按取消（移动端）
     handleLongPressEnd() {
       if (this.longPressTimer) {