From 80a0eef3f102b693214a32a4affc795ae54ecee8 Mon Sep 17 00:00:00 2001
From: yuantao <user@example.com>
Date: Mon, 3 Nov 2025 11:41:53 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E=20=E5=9B=BE=E7=89=87?=
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MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/components/RichTextEditor.vue | 4151 ++++++++++++++++-------------
 1 file changed, 2267 insertions(+), 1884 deletions(-)

diff --git a/src/components/RichTextEditor.vue b/src/components/RichTextEditor.vue
index 10f6de0..8a01f15 100644
--- a/src/components/RichTextEditor.vue
+++ b/src/components/RichTextEditor.vue
@@ -1,1884 +1,2267 @@
-<template>
-  <div class="editor-container">
-    <!-- 工具栏 -->
-    <div class="toolbar" :class="{ visible: isToolbarVisible, 'keyboard-visible': isKeyboardVisible, 'dynamic-position': isKeyboardVisible }" @mousedown.prevent @focusin="keepToolbarVisible" @focusout="handleToolbarFocusOut">
-      <button v-for="tool in tools" :key="tool.name" :class="{ active: tool.active }" @click.stop="handleToolClick(tool.action, $event)" @mousedown.prevent @focusout.prevent class="toolbar-btn">
-        <img :src="tool.icon" :alt="tool.name" class="toolbar-icon" />
-      </button>
-    </div>
-
-    <!-- 编辑区域 -->
-    <div ref="editorRef" contenteditable="true" class="editor-content" @input="handleInput" @keydown="handleKeydown" @click="updateToolbarState" @keyup="updateToolbarState" @focus="showToolbar" @blur="handleBlur"></div>
-  </div>
-</template>
-
-<script setup>
-import { ref, onMounted, onUnmounted, nextTick, watch } from 'vue'
-
-const props = defineProps({
-  modelValue: {
-    type: String,
-    default: '',
-  },
-})
-
-const emit = defineEmits(['update:modelValue', 'focus', 'blur'])
-
-// 全局常量定义
-const DELETE_BUTTON_DELAY = 1000 // 删除按钮延时时间（毫秒），用于防止误触
-
-const editorRef = ref(null)
-const content = ref(props.modelValue || '')
-const isToolbarVisible = ref(false)
-const isKeyboardVisible = ref(false)
-const initialViewportHeight = ref(0)
-const dragState = ref({
-  isDragging: false,
-  draggedImage: null,
-  startX: 0,
-  startY: 0,
-  currentY: 0,
-  longPressTimer: null,
-  isLongPress: false,
-  indicator: null,
-  lastCheckTime: 0,
-  lastMoveTime: 0,
-})
-
-// 统一的事件监听器管理器
-const eventManager = {
-  // 为图片容器添加事件监听器
-  addImageContainerListeners(container, deleteBtn) {
-    // 先移除可能已有的事件监听器，避免重复
-    this.removeImageContainerListeners(container)
-
-    // 添加触摸事件监听器
-    container.addEventListener('touchstart', handleTouchStart)
-    container.addEventListener('touchmove', handleTouchMove)
-    container.addEventListener('touchend', handleTouchEnd)
-    container.addEventListener('touchcancel', handleTouchCancel)
-
-    // 为删除按钮添加点击事件
-    if (deleteBtn) {
-      // 保存事件处理函数的引用，以便后续移除
-      const deleteHandler = function (e) {
-        e.stopPropagation()
-        e.preventDefault()
-
-        // 检查删除按钮是否可见，只有在可见状态下才能触发删除
-        if (deleteBtn.classList.contains('visible')) {
-          // 检查是否是刚显示的按钮点击（通过时间戳判断）
-          const lastVisibleTime = deleteBtn._lastVisibleTime || 0
-          const currentTime = Date.now()
-
-          // 如果距离上次显示时间超过300ms，才执行删除操作
-          if (currentTime - lastVisibleTime > 300) {
-            container.remove()
-            handleInput()
-          }
-        }
-      }
-
-      deleteBtn.addEventListener('click', deleteHandler)
-      deleteBtn._deleteHandler = deleteHandler
-    }
-
-    // 为图片容器添加短按事件以显示/隐藏删除按钮
-    let touchStartTime = 0
-    let isDeleteButtonClicked = false
-
-    // 标记删除按钮被点击
-    const markDeleteButtonClicked = function () {
-      isDeleteButtonClicked = true
-      // 重置标记
-      setTimeout(() => {
-        isDeleteButtonClicked = false
-      }, 300)
-    }
-
-    // 如果删除按钮存在，为其添加标记事件
-    if (deleteBtn) {
-      deleteBtn._markClickHandler = markDeleteButtonClicked
-      deleteBtn.addEventListener('touchstart', markDeleteButtonClicked)
-    }
-
-    const touchStartHandler = function (e) {
-      touchStartTime = Date.now()
-    }
-
-    const touchEndHandler = function (e) {
-      const touchDuration = Date.now() - touchStartTime
-      // 短按（小于200ms）且非长按拖拽状态且不是删除按钮点击时切换删除按钮显示
-      if (touchDuration < 200 && !dragState.value.isLongPress && !isDeleteButtonClicked) {
-        e.stopPropagation()
-        // 切换删除按钮的显示状态
-        if (deleteBtn) {
-          const isCurrentlyVisible = deleteBtn.classList.contains('visible')
-          if (isCurrentlyVisible) {
-            deleteBtn.classList.remove('visible')
-          } else {
-            deleteBtn.classList.add('visible')
-            // 记录显示时间
-            deleteBtn._lastVisibleTime = Date.now()
-          }
-        }
-      }
-      // 重置删除按钮点击标记
-      setTimeout(() => {
-        isDeleteButtonClicked = false
-      }, 50)
-    }
-
-    container.addEventListener('touchstart', touchStartHandler)
-    container.addEventListener('touchend', touchEndHandler)
-
-    // 保存事件处理函数的引用，以便后续移除
-    container._touchStartHandler = touchStartHandler
-    container._touchEndHandler = touchEndHandler
-    container._markDeleteButtonClicked = markDeleteButtonClicked
-  },
-
-  // 移除图片容器的事件监听器
-  removeImageContainerListeners(container) {
-    // 移除拖拽事件监听器
-    container.removeEventListener('touchstart', handleTouchStart)
-    container.removeEventListener('touchmove', handleTouchMove)
-    container.removeEventListener('touchend', handleTouchEnd)
-    container.removeEventListener('touchcancel', handleTouchCancel)
-
-    // 移除短按事件监听器
-    const touchStartHandler = container._touchStartHandler
-    const touchEndHandler = container._touchEndHandler
-    const markDeleteButtonClicked = container._markDeleteButtonClicked
-
-    if (touchStartHandler) {
-      container.removeEventListener('touchstart', touchStartHandler)
-      delete container._touchStartHandler
-    }
-
-    if (touchEndHandler) {
-      container.removeEventListener('touchend', touchEndHandler)
-      delete container._touchEndHandler
-    }
-
-    if (markDeleteButtonClicked) {
-      delete container._markDeleteButtonClicked
-    }
-
-    // 移除删除按钮事件监听器
-    const deleteBtn = container.querySelector('.image-delete-btn')
-    if (deleteBtn) {
-      if (deleteBtn._deleteHandler) {
-        deleteBtn.removeEventListener('click', deleteBtn._deleteHandler)
-        delete deleteBtn._deleteHandler
-      }
-
-      if (deleteBtn._markClickHandler) {
-        deleteBtn.removeEventListener('touchstart', deleteBtn._markClickHandler)
-        delete deleteBtn._markClickHandler
-      }
-    }
-  },
-}
-
-// 初始化编辑器内容
-onMounted(() => {
-  if (editorRef.value) {
-    if (props.modelValue) {
-      try {
-        editorRef.value.innerHTML = props.modelValue
-        content.value = props.modelValue
-        // 调整已有图片的高度
-        adjustExistingImages()
-      } catch (error) {
-        console.error('Failed to set initial content:', error)
-      }
-    } else {
-      // 即使没有初始内容，也要确保编辑器是可编辑的
-      editorRef.value.contentEditable = true
-    }
-  }
-
-  // 记录初始视口高度
-  initialViewportHeight.value = window.visualViewport?.height || window.innerHeight
-
-  // 初始化CSS变量
-  document.documentElement.style.setProperty('--viewport-height', `${initialViewportHeight.value}px`)
-
-  // 添加虚拟键盘检测事件监听器
-  if (window.visualViewport) {
-    window.visualViewport.addEventListener('resize', handleViewportResize)
-  } else {
-    window.addEventListener('resize', handleWindowResize)
-  }
-
-  // 为已有图片添加拖拽事件监听器
-  setTimeout(() => {
-    const imageContainers = editorRef.value.querySelectorAll('.image-container')
-    imageContainers.forEach(container => {
-      const img = container.querySelector('img.editor-image')
-      if (!img) return
-
-      // 为删除按钮添加点击事件
-      let deleteBtn = container.querySelector('.image-delete-btn')
-      if (!deleteBtn) {
-        // 如果删除按钮不存在，创建它
-        deleteBtn = document.createElement('div')
-        deleteBtn.className = 'image-delete-btn'
-        container.appendChild(deleteBtn)
-      }
-
-      // 使用事件管理器添加事件监听器
-      eventManager.addImageContainerListeners(container, deleteBtn)
-    })
-  }, 0)
-})
-
-// 组件卸载时移除事件监听器
-onUnmounted(() => {
-  if (window.visualViewport) {
-    window.visualViewport.removeEventListener('resize', handleViewportResize)
-  } else {
-    window.removeEventListener('resize', handleWindowResize)
-  }
-
-  // 清理所有图片容器的事件监听器
-  if (editorRef.value) {
-    const imageContainers = editorRef.value.querySelectorAll('.image-container')
-    imageContainers.forEach(container => {
-      eventManager.removeImageContainerListeners(container)
-    })
-  }
-})
-
-// 工具栏配置
-// 定义富文本编辑器的所有工具按钮及其功能
-const tools = ref([
-  {
-    name: 'bold', // 加粗工具
-    icon: '/assets/icons/drawable-xxhdpi/rtf_bold_normal.9.png',
-    action: () => formatText('bold'), // 执行加粗格式化
-    active: false, // 工具是否处于激活状态
-  },
-  {
-    name: 'center', // 居中对齐工具
-    icon: '/assets/icons/drawable-xxhdpi/rtf_center_normal.9.png',
-    action: () => formatText('justifyCenter'), // 执行居中对齐格式化
-    active: false,
-  },
-  {
-    name: 'todo', // 待办事项工具
-    icon: '/assets/icons/drawable-xxhdpi/rtf_gtasks_normal.9.png',
-    action: () => formatText('insertTodoList'), // 插入待办事项列表
-    active: false,
-  },
-  {
-    name: 'list', // 无序列表工具
-    icon: '/assets/icons/drawable-xxhdpi/rtf_list_normal.9.png',
-    action: () => formatText('insertUnorderedList'), // 插入无序列表
-    active: false,
-  },
-  {
-    name: 'header', // 标题工具
-    icon: '/assets/icons/drawable-xxhdpi/rtf_header_normal.9.png',
-    action: () => formatText('formatBlock', 'h2'), // 格式化为二级标题
-    active: false,
-  },
-  {
-    name: 'quote', // 引用工具
-    icon: '/assets/icons/drawable-xxhdpi/rtf_quot_normal.9.png',
-    action: () => insertQuote(), // 插入引用格式
-    active: false,
-  },
-])
-
-// 处理输入事件
-const handleInput = () => {
-  if (editorRef.value) {
-    // 获取编辑器内容（不清理，保持功能完整）
-    let innerHTML = editorRef.value.innerHTML
-
-    // 处理换行符，确保在段落之间有明确的分隔
-    innerHTML = innerHTML.replace(/<\/p><p>/g, '</p>\n<p>')
-    // 处理div标签换行
-    innerHTML = innerHTML.replace(/<\/div><div>/g, '</div>\n<div>')
-    // 处理br标签换行
-    innerHTML = innerHTML.replace(/<br>/g, '\n')
-    innerHTML = innerHTML.replace(/<br\/>/g, '\n')
-    // 处理div标签内的换行
-    innerHTML = innerHTML.replace(/<div>/g, '\n<div>')
-
-    content.value = innerHTML
-    emit('update:modelValue', content.value)
-  }
-}
-
-// 检查当前选区是否已经在某种格式中
-// 用于防止重复应用相同的格式，例如重复加粗
-const isAlreadyInFormat = formatType => {
-  const selection = window.getSelection()
-  if (selection.rangeCount > 0) {
-    const range = selection.getRangeAt(0)
-    const container = range.commonAncestorContainer
-
-    // 向上查找父元素，检查是否已经在指定格式中
-    let current = container.nodeType === Node.TEXT_NODE ? container.parentElement : container
-    while (current && current !== editorRef.value) {
-      // 检查加粗格式
-      if (formatType === 'bold' && current.tagName === 'B') return true
-      // 检查居中对齐格式
-      if (formatType === 'center' && current.style.textAlign === 'center') return true
-      // 检查标题格式
-      if (formatType === 'header' && current.tagName === 'H2') return true
-      // 检查引用格式
-      if (formatType === 'quote' && (current.tagName === 'BLOCKQUOTE' || current.classList.contains('quote-content'))) return true
-      // 检查列表格式
-      if (formatType === 'list' && (current.tagName === 'UL' || current.tagName === 'OL' || current.tagName === 'LI')) return true
-      current = current.parentElement
-    }
-  }
-  return false
-}
-
-// 检查是否在列表、引用或待办事项中（用于嵌套限制）
-// 防止在已有的列表、引用或待办事项中再次插入相同类型的元素
-const isInListOrQuote = () => {
-  const selection = window.getSelection()
-  if (selection.rangeCount > 0) {
-    const range = selection.getRangeAt(0)
-    const container = range.commonAncestorContainer
-
-    // 向上查找父元素，检查是否在列表、引用或待办事项中
-    let current = container.nodeType === Node.TEXT_NODE ? container.parentElement : container
-    while (current && current !== editorRef.value) {
-      // 检查是否在列表、引用或待办事项中
-      if (current.tagName === 'UL' || current.tagName === 'OL' || current.tagName === 'LI' || current.tagName === 'BLOCKQUOTE' || current.classList.contains('quote-content') || current.classList.contains('todo-container')) {
-        return true
-      }
-      current = current.parentElement
-    }
-  }
-  return false
-}
-
-// 格式化文本
-// 根据指定的命令和值对选中文本应用格式
-const formatText = (command, value = null) => {
-  // 检查是否已经应用了相同的格式，如果已应用则取消格式
-  // 例如，如果文本已经是加粗的，再次点击加粗按钮会取消加粗
-  if (command === 'bold' && isAlreadyInFormat('bold')) {
-    document.execCommand('bold', false, null)
-    updateToolbarState()
-    handleInput()
-    return
-  }
-
-  // 处理居中对齐切换：如果已居中则取消居中
-  if (command === 'justifyCenter' && isAlreadyInFormat('center')) {
-    document.execCommand('justifyLeft', false, null)
-    updateToolbarState()
-    handleInput()
-    return
-  }
-
-  // 处理标题格式切换：如果已是标题则转为普通段落
-  if (command === 'formatBlock' && value === 'h2' && isAlreadyInFormat('header')) {
-    document.execCommand('formatBlock', false, '<p>')
-    updateToolbarState()
-    handleInput()
-    return
-  }
-
-  // 处理列表格式切换：如果已是列表则取消列表
-  if (command === 'insertUnorderedList' && isAlreadyInFormat('list')) {
-    document.execCommand('insertUnorderedList', false, null)
-    updateToolbarState()
-    handleInput()
-    return
-  }
-
-  // 处理自定义待办事项
-  if (command === 'insertTodoList') {
-    insertTodoList()
-    updateToolbarState()
-    return
-  }
-
-  // 检查嵌套限制，防止在列表、引用中再次插入列表或引用
-  if ((command === 'insertUnorderedList' || (command === 'formatBlock' && value === 'blockquote')) && isInListOrQuote()) {
-    return
-  }
-
-  // 执行格式化命令
-  document.execCommand(command, false, value)
-  // 更新工具栏状态以反映当前格式
-  updateToolbarState()
-  // 触发输入事件以更新内容
-  handleInput()
-}
-
-// 插入水平线
-const insertHorizontalRule = () => {
-  document.execCommand('insertHorizontalRule', false, null)
-  handleInput()
-}
-
-// 插入引用格式
-const insertQuote = () => {
-  const selection = window.getSelection()
-  if (selection.rangeCount > 0) {
-    const range = selection.getRangeAt(0)
-
-    // 检查是否已经在引用中
-    const container = range.commonAncestorContainer
-    let current = container.nodeType === Node.TEXT_NODE ? container.parentElement : container
-    while (current && current !== editorRef.value) {
-      if (current.tagName === 'BLOCKQUOTE' || (current.classList && current.classList.contains('quote-content'))) return
-      current = current.parentElement
-    }
-
-    // 检查嵌套限制
-    if (isInListOrQuote()) return
-
-    // 创建引用容器
-    const quoteContainer = document.createElement('div')
-    quoteContainer.className = 'quote-container'
-
-    // 创建图标元素（使用CSS背景而非img标签）
-    const icon = document.createElement('div')
-    icon.className = 'quote-icon'
-
-    // 创建内容容器
-    const contentSpan = document.createElement('div')
-    contentSpan.className = 'quote-content'
-    contentSpan.textContent = '引用内容'
-
-    // 组装元素
-    quoteContainer.appendChild(icon)
-    quoteContainer.appendChild(contentSpan)
-
-    // 插入到当前光标位置
-    range.insertNode(quoteContainer)
-
-    // 添加换行
-    const br = document.createElement('br')
-    quoteContainer.parentNode.insertBefore(br, quoteContainer.nextSibling)
-
-    // 聚焦到内容区域（延迟执行，确保在handleToolClick处理完后再聚焦）
-    setTimeout(() => {
-      if (editorRef.value) {
-        const newRange = document.createRange()
-        newRange.selectNodeContents(contentSpan)
-        newRange.collapse(false)
-        const sel = window.getSelection()
-        sel.removeAllRanges()
-        sel.addRange(newRange)
-
-        // 确保编辑器保持焦点状态
-        editorRef.value.focus()
-      }
-    }, 0)
-
-    // 添加事件监听器到内容区域，监听内容变化
-    const checkContent = () => {
-      // 延迟检查，确保内容已更新
-      setTimeout(() => {
-        if (contentSpan.textContent.trim() === '') {
-          // 如果内容为空，移除整个引用容器
-          quoteContainer.remove()
-          handleInput()
-        }
-      }, 0)
-    }
-
-    contentSpan.addEventListener('input', checkContent)
-    contentSpan.addEventListener('blur', checkContent)
-
-    handleInput()
-  }
-}
-
-// 统一的待办事项创建函数
-const createTodoItem = (text = '') => {
-  // 创建待办事项容器
-  const todoContainer = document.createElement('div')
-  todoContainer.contentEditable = false // 容器本身不可编辑
-  todoContainer.className = 'todo-container'
-
-  // 创建图标元素（复选框，使用CSS背景而非img标签）
-  const icon = document.createElement('div')
-  icon.className = 'todo-icon'
-
-  // 创建内容容器（可编辑区域）
-  const contentSpan = document.createElement('div')
-  contentSpan.contentEditable = true // 内容区域可编辑
-  contentSpan.className = 'todo-content'
-  contentSpan.textContent = text || '待办事项' // 默认文本
-
-  // 组装元素：将图标和内容区域添加到容器中
-  todoContainer.appendChild(icon)
-  todoContainer.appendChild(contentSpan)
-
-  return { todoContainer, icon, contentSpan }
-}
-
-// 为待办事项添加事件监听器
-const addTodoEventListeners = (icon, contentSpan, todoContainer) => {
-  // 添加事件监听器到图标，实现待办事项完成状态切换
-  icon.addEventListener('click', function () {
-    // 根据当前状态切换图标和样式
-    if (this.classList.contains('completed')) {
-      // 切换到未完成状态
-      this.classList.remove('completed')
-      contentSpan.style.color = 'var(--note-content)' // 正常文字颜色
-      contentSpan.style.textDecoration = 'none' // 移除删除线
-    } else {
-      // 切换到完成状态
-      this.classList.add('completed')
-      contentSpan.style.color = 'var(--text-tertiary)' // 灰色文字
-      contentSpan.style.textDecoration = 'line-through' // 添加删除线
-    }
-    handleInput() // 触发内容更新
-  })
-
-  // 添加事件监听器到内容区域，监听内容变化和按键事件
-  const checkContent = () => {
-    // 延迟检查，确保内容已更新
-    setTimeout(() => {
-      if (contentSpan.textContent.trim() === '') {
-        // 如果内容为空，移除整个待办事项容器
-        todoContainer.remove()
-        handleInput()
-      }
-    }, 0)
-  }
-
-  contentSpan.addEventListener('input', checkContent) // 内容输入时检查
-  contentSpan.addEventListener('blur', checkContent) // 失去焦点时检查
-
-  // 添加焦点事件监听器，确保工具栏在待办事项获得焦点时保持可见
-  contentSpan.addEventListener('focus', () => {
-    isToolbarVisible.value = true
-  })
-}
-
-// 插入待办事项列表
-// 创建一个可交互的待办事项元素，包含复选框图标和可编辑内容区域
-const insertTodoList = () => {
-  const selection = window.getSelection()
-  if (selection.rangeCount > 0) {
-    const range = selection.getRangeAt(0)
-
-    // 检查嵌套限制，防止在列表或引用中插入待办事项
-    if (isInListOrQuote()) return
-
-    // 创建待办事项
-    const { todoContainer, icon, contentSpan } = createTodoItem()
-
-    // 插入到当前光标位置
-    range.insertNode(todoContainer)
-
-    // 添加换行，确保待办事项下方有空白行
-    const br = document.createElement('br')
-    todoContainer.parentNode.insertBefore(br, todoContainer.nextSibling)
-
-    // 为待办事项添加事件监听器
-    addTodoEventListeners(icon, contentSpan, todoContainer)
-
-    // 聚焦到内容区域（延迟执行，确保在handleToolClick处理完后再聚焦）
-    setTimeout(() => {
-      if (editorRef.value) {
-        const newRange = document.createRange()
-        newRange.selectNodeContents(contentSpan)
-        newRange.collapse(false)
-        const sel = window.getSelection()
-        sel.removeAllRanges()
-        sel.addRange(newRange)
-
-        // 重要：不要重新聚焦到编辑器，因为待办事项有自己的可编辑区域
-        // 但我们仍需要确保当前可编辑区域有焦点
-        contentSpan.focus()
-
-        // 确保工具栏保持可见
-        isToolbarVisible.value = true
-      }
-    }, 0)
-
-    // 监听回车键，创建同级待办事项
-    contentSpan.addEventListener('keydown', e => {
-      if (e.key === 'Enter') {
-        e.preventDefault()
-
-        // 创建新的待办事项
-        const { todoContainer: newTodoContainer, icon: newIcon, contentSpan: newContentSpan } = createTodoItem()
-
-        // 插入到当前待办事项后面
-        todoContainer.parentNode.insertBefore(newTodoContainer, todoContainer.nextSibling)
-
-        // 添加换行
-        const newBr = document.createElement('br')
-        newTodoContainer.parentNode.insertBefore(newBr, newTodoContainer.nextSibling)
-
-        // 为新待办事项添加事件监听器
-        addTodoEventListeners(newIcon, newContentSpan, newTodoContainer)
-
-        // 聚焦到新内容区域
-        const newRange = document.createRange()
-        newRange.selectNodeContents(newContentSpan)
-        newRange.collapse(false)
-        selection.removeAllRanges()
-        selection.addRange(newRange)
-
-        handleInput()
-      }
-    })
-
-    handleInput()
-  }
-}
-
-// 重置拖拽状态
-const resetDragState = () => {
-  // 清除长按定时器
-  if (dragState.value.longPressTimer) {
-    clearTimeout(dragState.value.longPressTimer)
-    dragState.value.longPressTimer = null
-  }
-
-  // 重置所有拖拽状态
-  dragState.value.isLongPress = false
-  dragState.value.draggedImage = null
-  dragState.value.startX = 0
-  dragState.value.startY = 0
-  dragState.value.currentY = 0
-  dragState.value.lastMoveTime = 0
-
-  // 移除拖拽指示器
-  if (dragState.value.indicator) {
-    const indicator = dragState.value.indicator
-    indicator.style.opacity = '0'
-    setTimeout(() => {
-      if (indicator.parentNode) {
-        indicator.parentNode.removeChild(indicator)
-      }
-    }, 150)
-    dragState.value.indicator = null
-  }
-
-  // 重置所有图片的拖拽样式
-  if (editorRef.value) {
-    const draggedImages = editorRef.value.querySelectorAll('.editor-image.dragging')
-    draggedImages.forEach(img => {
-      img.classList.remove('dragging')
-      img.style.zIndex = ''
-      img.style.transition = ''
-      img.style.transform = ''
-      img.style.opacity = ''
-    })
-  }
-}
-
-// 统一的图片容器创建函数
-const createImageContainer = imageDataUrl => {
-  // 创建图片容器
-  const imgContainer = document.createElement('div')
-  imgContainer.className = 'image-container'
-  imgContainer.style.position = 'relative'
-  imgContainer.style.display = 'inline-block'
-
-  // 创建图片元素
-  const img = document.createElement('img')
-  img.src = imageDataUrl
-  img.className = 'editor-image'
-  img.setAttribute('data-draggable', 'true')
-  img.style.maxWidth = '100%'
-  img.style.height = 'auto'
-  img.style.display = 'block'
-  img.style.objectFit = 'cover'
-  img.style.boxSizing = 'border-box'
-  img.style.border = '0.625rem solid white'
-  img.style.borderRadius = '0.2rem'
-  img.style.boxShadow = '0 1px 5px rgba(0, 0, 0, 0.18)'
-  img.style.background = 'var(--background-secondary)'
-  img.style.position = 'relative'
-  img.style.outline = 'none' // 移除默认焦点轮廓
-  img.style.userSelect = 'none' // 防止选中
-  img.style.webkitUserSelect = 'none' // 防止选中
-  img.style.mozUserSelect = 'none' // 防止选中
-  img.style.msUserSelect = 'none' // 防止选中
-  img.style.webkitTouchCallout = 'none' // 防止长按弹出菜单
-  img.style.webkitTapHighlightColor = 'transparent' // 防止点击高亮
-  img.draggable = true
-
-  // 创建删除按钮
-  const deleteBtn = document.createElement('div')
-  deleteBtn.className = 'image-delete-btn'
-
-  // 将图片和删除按钮添加到容器中
-  imgContainer.appendChild(img)
-  imgContainer.appendChild(deleteBtn)
-
-  // 使用事件管理器添加事件监听器
-  eventManager.addImageContainerListeners(imgContainer, deleteBtn)
-
-  return { imgContainer, img, deleteBtn }
-}
-
-// 调整图片尺寸的函数
-const adjustImageSize = img => {
-  // 创建一个临时图片来获取原始尺寸
-  const tempImg = new Image()
-  tempImg.onload = function () {
-    // 获取CSS变量
-    const editorFontSize = getComputedStyle(document.documentElement).getPropertyValue('--editor-font-size').trim() || '16px'
-    const editorLineHeight = getComputedStyle(document.documentElement).getPropertyValue('--editor-line-height').trim() || '1.6'
-    const fontSize = parseInt(editorFontSize)
-    const lineHeight = parseFloat(editorLineHeight)
-
-    // 计算行高
-    const computedLineHeight = fontSize * lineHeight
-
-    // 获取编辑器的宽度（减去一些内边距）
-    const editorWidth = editorRef.value.offsetWidth - 20 // 20px为左右内边距
-
-    // 按宽度撑满计算调整后的尺寸
-    const originalHeight = tempImg.height
-    const originalWidth = tempImg.width
-    const scaleRatio = editorWidth / originalWidth
-    const scaledHeight = originalHeight * scaleRatio
-
-    // 计算调整后的高度，使其为行高的整数倍
-    const scaleFactor = Math.max(1, Math.round(scaledHeight / computedLineHeight))
-    const adjustedHeight = scaleFactor * computedLineHeight
-
-    // 按比例调整宽度
-    const adjustedWidth = (originalWidth * adjustedHeight) / originalHeight
-
-    img.style.height = `${adjustedHeight}px`
-    img.style.width = `${adjustedWidth}px`
-
-    // 确保图片与基准线对齐
-    img.style.verticalAlign = 'top'
-  }
-  tempImg.src = img.src
-}
-
-// 插入图片
-const insertImage = () => {
-  // 创建文件输入元素
-  const fileInput = document.createElement('input')
-  fileInput.type = 'file'
-  fileInput.accept = 'image/*'
-  fileInput.style.display = 'none'
-
-  // 添加到文档中
-  document.body.appendChild(fileInput)
-
-  // 监听文件选择事件
-  fileInput.addEventListener('change', function (event) {
-    const file = event.target.files[0]
-    if (file && file.type.startsWith('image/')) {
-      // 创建FileReader读取文件
-      const reader = new FileReader()
-      reader.onload = function (e) {
-        // 获取图片数据URL
-        const imageDataUrl = e.target.result
-
-        // 获取当前选区
-        const selection = window.getSelection()
-        if (selection.rangeCount > 0) {
-          let range = selection.getRangeAt(0)
-
-          // 检查选区是否在图片容器内部，如果是则调整到容器后面
-          const startContainer = range.startContainer
-          let imageContainer = null
-
-          // 如果startContainer是图片容器本身
-          if (startContainer.classList && startContainer.classList.contains('image-container')) {
-            imageContainer = startContainer
-          }
-          // 如果startContainer是图片容器的子元素
-          else if (startContainer.parentNode && startContainer.parentNode.classList && startContainer.parentNode.classList.contains('image-container')) {
-            imageContainer = startContainer.parentNode
-          }
-          // 向上查找父元素
-          else {
-            let parent = startContainer.parentNode
-            while (parent && parent !== editorRef.value) {
-              if (parent.classList && parent.classList.contains('image-container')) {
-                imageContainer = parent
-                break
-              }
-              parent = parent.parentNode
-            }
-          }
-
-          // 如果选区在图片容器内部，调整到容器后面
-          if (imageContainer) {
-            range = document.createRange()
-            range.setStartAfter(imageContainer)
-            range.collapse(true)
-          }
-
-          // 创建图片容器
-          const { imgContainer, img, deleteBtn } = createImageContainer(imageDataUrl)
-
-          // 调整图片尺寸
-          adjustImageSize(img)
-
-          // 插入图片容器到当前光标位置
-          range.insertNode(imgContainer)
-
-          // 添加换行
-          const br = document.createElement('br')
-          imgContainer.parentNode.insertBefore(br, imgContainer.nextSibling)
-
-          // 修正选区位置，避免嵌套插入
-          // 使用setTimeout确保DOM更新完成后再设置选区
-          setTimeout(() => {
-            const newRange = document.createRange()
-            newRange.setStartAfter(br)
-            newRange.collapse(true)
-            const sel = window.getSelection()
-            sel.removeAllRanges()
-            sel.addRange(newRange)
-
-            // 重新聚焦到编辑器
-            if (editorRef.value) {
-              editorRef.value.focus()
-            }
-          }, 0)
-
-          // 触发输入事件更新内容
-          handleInput()
-        }
-      }
-      reader.readAsDataURL(file)
-    }
-
-    // 清理文件输入元素
-    document.body.removeChild(fileInput)
-  })
-
-  // 触发文件选择对话框
-  fileInput.click()
-}
-
-// 处理键盘事件
-const handleKeydown = e => {
-  // 处理Shift+Enter键换行
-  if (e.key === 'Enter' && e.shiftKey) {
-    e.preventDefault()
-    document.execCommand('insertHTML', false, '<br><br>')
-    handleInput()
-    return
-  }
-
-  // 处理Tab键缩进
-  if (e.key === 'Tab') {
-    e.preventDefault()
-    document.execCommand('insertHTML', false, '    ')
-    handleInput()
-    return
-  }
-
-  // 处理回车键创建新列表项
-  if (e.key === 'Enter' && !e.shiftKey) {
-    // 检查是否在列表中
-    const selection = window.getSelection()
-    if (selection.rangeCount > 0) {
-      const range = selection.getRangeAt(0)
-      const container = range.startContainer
-
-      // 检查是否在ul或ol内
-      let listElement = null
-      let current = container.nodeType === Node.TEXT_NODE ? container.parentElement : container
-
-      while (current && current !== editorRef.value) {
-        if (current.tagName === 'LI') {
-          listElement = current
-          break
-        }
-        current = current.parentElement
-      }
-
-      // 如果在列表项中且为空，退出列表
-      if (listElement) {
-        const liContent = listElement.textContent.trim()
-        if (liContent === '') {
-          e.preventDefault()
-          // 退出列表
-          document.execCommand('outdent')
-          handleInput()
-        }
-      }
-    }
-  }
-}
-
-// 处理触摸开始事件
-const handleTouchStart = e => {
-  const img = e.target
-  if (!img.classList.contains('editor-image')) return
-
-  // 防止图片被选中 - 在触摸开始时就应用
-  img.style.userSelect = 'none'
-  img.style.webkitUserSelect = 'none'
-  img.style.mozUserSelect = 'none'
-  img.style.msUserSelect = 'none'
-  img.style.webkitTouchCallout = 'none'
-  img.style.webkitTapHighlightColor = 'transparent'
-
-  // 清除之前的定时器
-  if (dragState.value.longPressTimer) {
-    clearTimeout(dragState.value.longPressTimer)
-  }
-
-  // 记录触摸开始位置
-  dragState.value.startX = e.touches[0].clientX
-  dragState.value.startY = e.touches[0].clientY
-
-  // 设置长按检测定时器（500毫秒）
-  dragState.value.longPressTimer = setTimeout(() => {
-    dragState.value.isLongPress = true
-    dragState.value.draggedImage = img
-    dragState.value.startY = e.touches[0].clientY
-    dragState.value.currentY = e.touches[0].clientY
-
-    // 添加拖拽样式
-    img.classList.add('dragging')
-    img.style.opacity = '0.85'
-    img.style.transform = 'scale(0.96)'
-    img.style.zIndex = '999'
-    img.style.transition = 'all 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94)'
-
-    // 添加拖拽指示器
-    const indicator = document.createElement('div')
-    indicator.className = 'drag-indicator'
-    indicator.style.position = 'fixed'
-    indicator.style.top = '50%'
-    indicator.style.left = '50%'
-    indicator.style.transform = 'translate(-50%, -50%)'
-    indicator.style.padding = '8px 16px'
-    indicator.style.background = 'rgba(0, 0, 0, 0.85)'
-    indicator.style.color = 'white'
-    indicator.style.borderRadius = '16px'
-    indicator.style.fontSize = '14px'
-    indicator.style.fontWeight = '500'
-    indicator.style.zIndex = '1000'
-    indicator.style.opacity = '0'
-    indicator.style.transition = 'opacity 0.1s ease-out'
-    indicator.style.boxShadow = '0 4px 12px rgba(0, 0, 0, 0.3)'
-    indicator.textContent = '拖拽排序'
-    document.body.appendChild(indicator)
-
-    // 渐显指示器
-    setTimeout(() => {
-      indicator.style.opacity = '1'
-    }, 1)
-
-    // 保存指示器引用以便后续移除
-    dragState.value.indicator = indicator
-
-    // 添加震动反馈（如果设备支持）
-    if (navigator.vibrate) {
-      navigator.vibrate(15)
-    }
-
-    // 阻止页面滚动
-    e.preventDefault()
-  }, 500) // 500毫秒长按触发拖拽
-}
-
-// 处理触摸移动事件
-const handleTouchMove = e => {
-  if (!dragState.value.longPressTimer && !dragState.value.isLongPress) return
-
-  const img = dragState.value.draggedImage
-  const currentX = e.touches[0].clientX
-  const currentY = e.touches[0].clientY
-
-  // 防止图片被选中
-  e.preventDefault()
-
-  // 如果还没有触发长按，检查是否移动过多（超过6px则取消长按）
-  if (!dragState.value.isLongPress) {
-    const deltaX = Math.abs(currentX - dragState.value.startX)
-    const deltaY = Math.abs(currentY - dragState.value.startY)
-    const distance = Math.sqrt(deltaX * deltaX + deltaY * deltaY)
-
-    if (distance > 6) {
-      // 移动过多，取消长按
-      if (dragState.value.longPressTimer) {
-        clearTimeout(dragState.value.longPressTimer)
-        dragState.value.longPressTimer = null
-      }
-      return
-    }
-  }
-
-  if (!dragState.value.isLongPress || !img) return
-
-  dragState.value.currentY = currentY
-
-  // 计算位移
-  const deltaY = dragState.value.currentY - dragState.value.startY
-
-  // 使用requestAnimationFrame确保流畅的动画
-  requestAnimationFrame(() => {
-    // 更新图片位置，添加缓动效果
-    const easeFactor = 0.95 // 调整缓动因子使拖拽更跟手
-    img.style.transform = `translateY(${deltaY * easeFactor}px) scale(0.96)`
-  })
-
-  // 使用节流优化，避免过于频繁的检查
-  const now = Date.now()
-  // 限制检查频率为每16ms一次（约60fps），提高响应速度
-  if (now - dragState.value.lastMoveTime >= 16) {
-    dragState.value.lastMoveTime = now
-    checkAndSwapImages(img, deltaY)
-  }
-}
-
-// 重置拖拽动画
-const resetDragAnimation = img => {
-  // 添加释放动画
-  img.style.transition = 'all 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94)'
-  img.style.transform = 'translateY(0) scale(1)'
-  img.style.opacity = '1'
-
-  // 移除拖拽指示器
-  if (dragState.value.indicator) {
-    const indicator = dragState.value.indicator
-    indicator.style.transition = 'opacity 0.1s ease-out'
-    indicator.style.opacity = '0'
-    setTimeout(() => {
-      if (indicator.parentNode) {
-        indicator.parentNode.removeChild(indicator)
-      }
-    }, 100)
-  }
-
-  // 延迟重置样式以显示动画
-  setTimeout(() => {
-    if (img) {
-      img.classList.remove('dragging')
-      img.style.zIndex = ''
-      img.style.transition = ''
-    }
-  }, 150)
-}
-
-// 处理触摸结束事件
-const handleTouchEnd = e => {
-  // 清除长按定时器
-  if (dragState.value.longPressTimer) {
-    clearTimeout(dragState.value.longPressTimer)
-    dragState.value.longPressTimer = null
-  }
-
-  if (!dragState.value.isLongPress || !dragState.value.draggedImage) {
-    dragState.value.isLongPress = false
-    return
-  }
-
-  // 重置拖拽状态
-  const img = dragState.value.draggedImage
-
-  // 重置拖拽动画
-  resetDragAnimation(img)
-
-  // 添加震动反馈（如果设备支持）
-  if (navigator.vibrate) {
-    navigator.vibrate(8)
-  }
-
-  // 重置状态
-  dragState.value.isLongPress = false
-  dragState.value.draggedImage = null
-  dragState.value.startY = 0
-  dragState.value.currentY = 0
-  dragState.value.indicator = null
-
-  // 触发内容更新
-  handleInput()
-}
-
-// 处理触摸取消事件
-const handleTouchCancel = e => {
-  // 清除长按定时器
-  if (dragState.value.longPressTimer) {
-    clearTimeout(dragState.value.longPressTimer)
-    dragState.value.longPressTimer = null
-  }
-
-  if (!dragState.value.isLongPress || !dragState.value.draggedImage) {
-    dragState.value.isLongPress = false
-    return
-  }
-
-  // 重置拖拽状态
-  const img = dragState.value.draggedImage
-
-  // 重置拖拽动画
-  resetDragAnimation(img)
-
-  // 重置状态
-  dragState.value.isLongPress = false
-  dragState.value.draggedImage = null
-  dragState.value.startY = 0
-  dragState.value.currentY = 0
-  dragState.value.indicator = null
-}
-
-// 检查并交换图片位置
-const checkAndSwapImages = (draggedImg, deltaY) => {
-  const allImages = Array.from(editorRef.value.querySelectorAll('.editor-image'))
-  const draggedIndex = allImages.indexOf(draggedImg)
-
-  if (draggedIndex === -1) return
-
-  // 计算拖拽图片的中心位置
-  const draggedRect = draggedImg.getBoundingClientRect()
-  const draggedCenterY = draggedRect.top + draggedRect.height / 2 + deltaY * 0.95 // 调整缓动因子以匹配触摸移动
-
-  // 查找最近的图片进行交换
-  for (let i = 0; i < allImages.length; i++) {
-    if (i === draggedIndex) continue
-
-    const targetImg = allImages[i]
-    const targetRect = targetImg.getBoundingClientRect()
-    const targetCenterY = targetRect.top + targetRect.height / 2
-
-    // 检查是否与目标图片重叠，使用更精确的碰撞检测
-    // 当拖拽图片覆盖目标图片高度的60%时触发排序
-    const overlapThreshold = targetRect.height * 0.6
-    const distance = Math.abs(draggedCenterY - targetCenterY)
-
-    if (distance < overlapThreshold) {
-      // 直接交换位置，移除视觉反馈以避免闪烁
-      swapImages(draggedImg, targetImg)
-      break
-    }
-  }
-}
-
-// 交换两张图片的位置
-const swapImages = (img1, img2) => {
-  // 为交换添加平滑过渡效果
-  const parent1 = img1.parentNode
-  const parent2 = img2.parentNode
-
-  // 添加交换动画类
-  img1.classList.add('swap-animation')
-  img2.classList.add('swap-animation')
-
-  // 如果两张图片在同一父元素中
-  if (parent1 === parent2) {
-    // 计算两个图片的位置差
-    const rect1 = img1.getBoundingClientRect()
-    const rect2 = img2.getBoundingClientRect()
-    const deltaY = rect2.top - rect1.top
-
-    // 添加临时的变换动画
-    img1.style.transform = `translateY(${deltaY}px)`
-    img2.style.transform = `translateY(${-deltaY}px)`
-
-    // 在动画完成后交换DOM位置
-    setTimeout(() => {
-      // 移除临时变换
-      img1.style.transform = ''
-      img2.style.transform = ''
-
-      // 移除交换动画类
-      img1.classList.remove('swap-animation')
-      img2.classList.remove('swap-animation')
-
-      // 交换DOM位置
-      const tempMarker = document.createElement('div')
-      parent1.insertBefore(tempMarker, img1)
-      parent1.insertBefore(img1, img2)
-      parent1.insertBefore(img2, tempMarker)
-      tempMarker.remove()
-
-      // 触发内容更新
-      handleInput()
-
-      // 自动退出排序模式，提高响应速度
-      setTimeout(() => {
-        resetDragState()
-      }, 10)
-    }, 200)
-  } else {
-    // 不同父元素的情况（更复杂，需要特殊处理）
-    // 这里简化处理，实际项目中可能需要更复杂的逻辑
-    // 移除交换动画类
-    img1.classList.remove('swap-animation')
-    img2.classList.remove('swap-animation')
-
-    const temp = document.createElement('div')
-    parent1.insertBefore(temp, img1)
-    parent2.insertBefore(img1, img2)
-    parent1.insertBefore(img2, temp)
-    temp.remove()
-
-    // 触发内容更新
-    handleInput()
-
-    // 自动退出排序模式，提高响应速度
-    setTimeout(() => {
-      resetDragState()
-    }, 10)
-  }
-}
-
-// 更新工具栏状态
-const updateToolbarState = () => {
-  nextTick(() => {
-    tools.value.forEach(tool => {
-      if (tool.name === 'bold') {
-        tool.active = document.queryCommandState('bold')
-      } else if (tool.name === 'center') {
-        tool.active = document.queryCommandState('justifyCenter')
-      } else if (tool.name === 'list') {
-        tool.active = document.queryCommandState('insertUnorderedList')
-      } else if (tool.name === 'quote') {
-        tool.active = document.queryCommandState('formatBlock')
-      } else if (tool.name === 'header') {
-        tool.active = document.queryCommandState('formatBlock')
-      }
-    })
-  })
-}
-
-// 处理视口大小变化（用于检测虚拟键盘）
-const handleViewportResize = () => {
-  if (!window.visualViewport) return
-
-  const currentHeight = window.visualViewport.height
-  const heightDifference = initialViewportHeight.value - currentHeight
-
-  // 如果高度差超过150px，认为虚拟键盘已弹出
-  isKeyboardVisible.value = heightDifference > 150
-
-  // 动态设置CSS变量以调整工具栏位置
-  document.documentElement.style.setProperty('--viewport-height', `${currentHeight}px`)
-
-  // 根据虚拟键盘状态更新工具栏可见性
-  updateToolbarVisibility()
-}
-
-// 处理窗口大小变化（备用方案）
-const handleWindowResize = () => {
-  const currentHeight = window.innerHeight
-  const heightDifference = initialViewportHeight.value - currentHeight
-
-  // 如果高度差超过150px，认为虚拟键盘已弹出
-  isKeyboardVisible.value = heightDifference > 150
-
-  // 根据虚拟键盘状态更新工具栏可见性
-  updateToolbarVisibility()
-}
-
-// 更新工具栏可见性
-const updateToolbarVisibility = () => {
-  // 只有当编辑器有焦点且虚拟键盘可见时才显示工具栏
-  if (isKeyboardVisible.value && (document.activeElement === editorRef.value || isTodoContentActive())) {
-    isToolbarVisible.value = true
-  } else {
-    // 延迟隐藏工具栏，确保用户有时间操作
-    setTimeout(() => {
-      // 只有在没有待办事项获得焦点且虚拟键盘不可见时才隐藏工具栏
-      if (!isTodoContentActive() && !isKeyboardVisible.value) {
-        isToolbarVisible.value = false
-      }
-    }, 200)
-  }
-}
-
-// 检查是否有待办事项内容区域获得焦点
-const isTodoContentActive = () => {
-  const todoContentElements = document.querySelectorAll('.todo-content')
-  for (let i = 0; i < todoContentElements.length; i++) {
-    if (todoContentElements[i] === document.activeElement || todoContentElements[i].contains(document.activeElement)) {
-      return true
-    }
-  }
-  return false
-}
-
-// 监听虚拟键盘状态变化
-watch(isKeyboardVisible, newVal => {
-  updateToolbarVisibility()
-})
-
-// 初始化编辑器内容
-onMounted(() => {
-  if (editorRef.value) {
-    editorRef.value.innerHTML = content.value
-  }
-})
-
-// 显示工具栏
-const showToolbar = () => {
-  // 只有当虚拟键盘可见时才显示工具栏
-  if (isKeyboardVisible.value) {
-    isToolbarVisible.value = true
-  }
-  // 通知父组件编辑器获得焦点
-  emit('focus')
-}
-
-// 处理编辑器失焦
-const handleBlur = () => {
-  // 不立即隐藏工具栏，而是通过handleToolbarFocusOut处理
-  // 添加延迟以确保点击工具栏按钮时不会立即隐藏
-  setTimeout(() => {
-    handleToolbarFocusOut()
-    // 通知父组件编辑器失去焦点
-    emit('blur')
-  }, 200)
-}
-
-// 处理工具栏按钮点击事件
-const handleToolClick = (action, event) => {
-  // 阻止事件冒泡，防止触发编辑器失焦
-  if (event) {
-    event.preventDefault()
-    event.stopPropagation()
-  }
-
-  // 执行工具操作
-  action()
-
-  // 对于待办事项，不需要重新聚焦到编辑器，因为它有自己的可编辑区域
-  // 其他工具需要重新聚焦到编辑器
-  const isTodoAction = action === insertTodoList
-  if (!isTodoAction) {
-    // 重新聚焦到编辑器
-    setTimeout(() => {
-      if (editorRef.value) {
-        editorRef.value.focus()
-      }
-    }, 0)
-  }
-
-  // 确保工具栏保持可见
-  isToolbarVisible.value = true
-}
-
-// 保持工具栏可见
-const keepToolbarVisible = () => {
-  isToolbarVisible.value = true
-}
-
-// 处理工具栏失焦
-const handleToolbarFocusOut = () => {
-  // 添加一个小延迟，以便处理工具栏按钮的点击事件
-  setTimeout(() => {
-    // 检查焦点是否在工具栏上
-    const activeElement = document.activeElement
-    const toolbarElement = document.querySelector('.toolbar')
-
-    // 如果焦点不在工具栏上才隐藏
-    if (!toolbarElement || !toolbarElement.contains(activeElement)) {
-      // 额外检查是否有待办事项的内容区域有焦点
-      const todoContentElements = document.querySelectorAll('.todo-content')
-      let todoHasFocus = false
-      for (let i = 0; i < todoContentElements.length; i++) {
-        if (todoContentElements[i] === activeElement || todoContentElements[i].contains(activeElement)) {
-          todoHasFocus = true
-          break
-        }
-      }
-
-      // 只有在没有待办事项获得焦点且虚拟键盘不可见时才隐藏工具栏
-      if (!todoHasFocus && !isKeyboardVisible.value) {
-        isToolbarVisible.value = false
-      }
-    }
-  }, 200) // 增加延迟时间，确保有足够时间处理点击事件
-}
-
-// 包装孤立的图片（没有被.image-container包装的图片）
-const wrapOrphanedImages = () => {
-  if (!editorRef.value) return
-
-  // 查找所有没有被.image-container包装的图片
-  const images = editorRef.value.querySelectorAll('img:not(.editor-image)')
-
-  images.forEach(img => {
-    // 检查图片是否已经在.image-container中
-    if (img.closest('.image-container')) return
-
-    // 检查图片的父元素是否是.image-container，避免嵌套
-    if (img.parentNode && img.parentNode.classList && img.parentNode.classList.contains('image-container')) {
-      // 确保图片有正确的类名
-      img.className = 'editor-image'
-      img.setAttribute('data-draggable', 'true')
-
-      // 为已存在的图片容器添加删除按钮事件监听器
-      const imgContainer = img.parentNode
-      let deleteBtn = imgContainer.querySelector('.image-delete-btn')
-      if (!deleteBtn) {
-        // 如果删除按钮不存在，创建它
-        deleteBtn = document.createElement('div')
-        deleteBtn.className = 'image-delete-btn'
-        container.appendChild(deleteBtn)
-      }
-
-      // 使用事件管理器添加事件监听器
-      eventManager.addImageContainerListeners(imgContainer, deleteBtn)
-      return
-    }
-
-    // 创建图片容器
-    const { imgContainer, img: editorImg, deleteBtn } = createImageContainer(img.src)
-
-    // 替换原来的图片
-    img.parentNode.replaceChild(imgContainer, img)
-
-    // 调整图片尺寸
-    adjustImageSize(editorImg)
-  })
-}
-
-// 调整已有图片的高度
-const adjustExistingImages = () => {
-  // 等待DOM更新完成
-  setTimeout(() => {
-    if (editorRef.value) {
-      const imageContainers = editorRef.value.querySelectorAll('.image-container')
-      imageContainers.forEach(container => {
-        const img = container.querySelector('img.editor-image')
-        if (!img) return
-
-        // 只处理还没有调整过高度的图片
-        if (!img.dataset.heightAdjusted) {
-          // 调整图片尺寸
-          adjustImageSize(img)
-
-          // 标记图片已调整过高度
-          img.dataset.heightAdjusted = 'true'
-        }
-      })
-
-      // 为现有图片添加拖拽功能和删除按钮功能
-      imageContainers.forEach(container => {
-        const img = container.querySelector('img.editor-image')
-        if (!img) return
-
-        // 为删除按钮添加点击事件
-        let deleteBtn = container.querySelector('.image-delete-btn')
-        if (!deleteBtn) {
-          // 如果删除按钮不存在，创建它
-          deleteBtn = document.createElement('div')
-          deleteBtn.className = 'image-delete-btn'
-          container.appendChild(deleteBtn)
-        }
-
-        // 使用事件管理器添加事件监听器
-        eventManager.addImageContainerListeners(container, deleteBtn)
-
-        img.setAttribute('data-touch-listeners', 'true')
-      })
-    }
-  }, 0)
-}
-
-// 清理动态添加的属性（仅在保存时移除临时属性，保留必要属性）
-const cleanContentForSave = () => {
-  if (!editorRef.value) return content.value
-
-  // 创建一个临时的div来操作内容
-  const tempDiv = document.createElement('div')
-  tempDiv.innerHTML = editorRef.value.innerHTML
-
-  // 移除图片上的临时动态属性
-  const images = tempDiv.querySelectorAll('img.editor-image')
-  images.forEach(img => {
-    // 移除拖拽时的临时样式属性
-    img.style.removeProperty('z-index')
-    img.style.removeProperty('transition')
-    img.style.removeProperty('transform')
-    img.style.removeProperty('opacity')
-
-    // 移除拖拽时的临时类名
-    img.classList.remove('dragging')
-    img.classList.remove('swap-animation')
-
-    // 移除临时的数据属性（保留必要的属性如data-draggable）
-    img.removeAttribute('data-height-adjusted')
-    img.removeAttribute('data-touch-listeners')
-  })
-
-  // 移除删除按钮的显示状态类
-  const deleteButtons = tempDiv.querySelectorAll('.image-delete-btn')
-  deleteButtons.forEach(btn => {
-    btn.classList.remove('visible')
-  })
-
-  // 移除拖拽指示器（如果存在）
-  const indicators = tempDiv.querySelectorAll('.drag-indicator')
-  indicators.forEach(indicator => {
-    indicator.remove()
-  })
-
-  return tempDiv.innerHTML
-}
-
-// 暴露方法给父组件
-defineExpose({
-  getContent: () => cleanContentForSave(),
-  setContent: newContent => {
-    content.value = newContent || ''
-    if (editorRef.value) {
-      try {
-        editorRef.value.innerHTML = content.value
-        // 重置拖拽状态，确保isLongPress为false
-        dragState.value.isLongPress = false
-        dragState.value.draggedImage = null
-        dragState.value.startX = 0
-        dragState.value.startY = 0
-        dragState.value.currentY = 0
-        // 确保所有图片都被正确包装在.image-container中
-        wrapOrphanedImages()
-        // 调整已有图片的高度并添加拖拽功能
-        adjustExistingImages()
-      } catch (error) {
-        console.error('Failed to set innerHTML:', error)
-        // 备选方案：使用textContent
-        try {
-          editorRef.value.textContent = content.value
-        } catch (textContentError) {
-          console.error('Failed to set textContent:', textContentError)
-        }
-      }
-    } else {
-      // 如果editorRef还不可用，延迟设置
-      setTimeout(() => {
-        if (editorRef.value) {
-          try {
-            editorRef.value.innerHTML = content.value
-            // 重置拖拽状态，确保isLongPress为false
-            dragState.value.isLongPress = false
-            dragState.value.draggedImage = null
-            dragState.value.startX = 0
-            dragState.value.startY = 0
-            dragState.value.currentY = 0
-            // 确保所有图片都被正确包装在.image-container中
-            wrapOrphanedImages()
-            // 调整已有图片的高度并添加拖拽功能
-            adjustExistingImages()
-          } catch (error) {
-            console.error('Failed to set innerHTML after delay:', error)
-          }
-        }
-      }, 100)
-    }
-  },
-  insertImage,
-})
-</script>
-
-<style scoped>
-.editor-container {
-  display: flex;
-  flex-direction: column;
-  min-height: 100%;
-  background-color: var(--background-card);
-  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
-}
-
-.toolbar {
-  position: fixed;
-  bottom: 0;
-  left: 0;
-  right: 0;
-  display: flex;
-  padding: 0.5rem 0.75rem;
-  border-top: 1px solid var(--border);
-  background-color: var(--background-card);
-  flex-shrink: 0;
-  transform: translateY(100%);
-  transition: transform 0.3s ease;
-  z-index: 1000;
-  /* 确保工具栏能正确获取焦点 */
-  tabindex: 0;
-}
-
-.toolbar.visible {
-  transform: translateY(0);
-}
-
-/* 当虚拟键盘可见时，调整工具栏位置 */
-.toolbar.keyboard-visible {
-  bottom: 0;
-}
-
-/* 使用visualViewport API动态调整工具栏位置 */
-.toolbar.dynamic-position {
-  bottom: calc(100vh - var(--viewport-height, 100vh));
-}
-
-.toolbar.visible {
-  transform: translateY(0);
-}
-
-.toolbar-btn {
-  padding: 0.375rem;
-  margin-right: 0.375rem;
-  border: none;
-  background: transparent;
-  cursor: pointer;
-  border-radius: 0.25rem;
-  transition: background-color 0.2s ease;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  /* 确保按钮能正确获取焦点 */
-  tabindex: 0;
-}
-
-.toolbar-btn:hover {
-  background-color: var(--background-secondary);
-}
-
-.toolbar-btn.active {
-  background-color: var(--primary-light);
-  border: 1px solid var(--border);
-}
-
-.toolbar-icon {
-  width: 1.25rem;
-  height: 1.25rem;
-  opacity: 0.8;
-}
-
-.toolbar-btn.active .toolbar-icon {
-  opacity: 1;
-}
-
-.editor-content {
-  flex: 1;
-  padding: 0 0.625rem 3.75rem 0.625rem; /* 添加底部内边距，防止内容被工具栏遮挡 */
-  outline: none;
-  overflow-y: auto;
-  font-size: var(--editor-font-size, 1rem);
-  line-height: var(--editor-line-height, 1.6);
-  color: var(--note-content);
-  min-height: 100vh;
-  background-color: var(--background-card);
-  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
-  position: relative;
-  /* 基准线样式 */
-  background-image: linear-gradient(to bottom, var(--border) 1px, transparent 1px);
-  background-size: 100% calc(var(--editor-font-size, 1rem) * var(--editor-line-height, 1.6)); /* var(--editor-font-size) * var(--editor-line-height) */
-  background-repeat: repeat-y;
-  background-position: 0 calc((var(--editor-font-size, 1rem) * var(--editor-line-height, 1.6) - var(--editor-font-size, 1rem)) / 2);
-}
-
-.editor-content::before {
-  display: none;
-}
-
-/* 统一处理所有直接子元素的间距 */
-.editor-content > * {
-  margin: 0;
-  padding: 0;
-}
-
-.editor-content:focus,
-.editor-content * {
-  outline: none;
-}
-
-/* 优化段落样式，确保与基准线对齐 */
-:deep(.editor-content p) {
-  margin: 0;
-  line-height: var(--editor-line-height, 1.6);
-  letter-spacing: 0.3px;
-}
-
-/* 自定义内容样式 - 统一行高和间距 */
-:deep(.editor-content h2) {
-  font-size: var(--editor-font-size, 1rem);
-  font-weight: 600;
-  margin: 0;
-  color: var(--note-title);
-  line-height: var(--editor-line-height, 1.6);
-  letter-spacing: 0.3px;
-  text-align: center;
-  position: relative;
-}
-
-:deep(.editor-content blockquote) {
-  border-left: 3px solid var(--primary);
-  padding: 0 1rem 0 1rem;
-  margin: 0;
-  color: var(--text-secondary);
-  background-color: var(--background-secondary);
-  font-style: italic;
-  line-height: var(--editor-line-height, 1.6);
-}
-
-:deep(.quote-container) {
-  position: relative;
-  margin: 0;
-  line-height: var(--editor-line-height, 1.6);
-}
-
-:deep(.quote-icon) {
-  position: absolute;
-  left: 0;
-  top: 0;
-  width: var(--editor-font-size, 1rem);
-  height: var(--editor-font-size, 1rem);
-  margin-top: 0.1875rem;
-  background-image: url('/assets/icons/drawable-xxhdpi/rag_quote.png');
-  background-size: contain;
-  background-repeat: no-repeat;
-  background-position: center;
-}
-
-:deep(.quote-content) {
-  border-left: 3px solid var(--primary);
-  padding: 0 var(--editor-font-size, 1rem) 0 1rem;
-  margin-left: var(--editor-font-size, 1rem);
-  color: var(--text-secondary);
-  background-color: var(--background-secondary);
-  font-style: italic;
-  line-height: var(--editor-line-height, 1.6);
-}
-
-:deep(.editor-content ul) {
-  margin: 0;
-  padding-left: 2rem;
-  position: relative;
-  line-height: var(--editor-line-height, 1.6);
-}
-
-:deep(.editor-content li) {
-  margin: 0;
-  line-height: var(--editor-line-height, 1.6);
-  padding: 0;
-}
-
-:deep(.editor-content strong) {
-  color: var(--text-primary);
-  font-weight: 600;
-}
-
-.editor-content div[style*='text-align: center'] {
-  text-align: center;
-}
-
-:deep(.editor-content .image-container) {
-  display: inline-block;
-  position: relative;
-  margin: calc((var(--editor-line-height, 1.6) * 10) * 1px) auto;
-}
-
-:deep(.editor-content .editor-image) {
-  max-width: 100%;
-  height: auto;
-  display: block;
-  object-fit: cover;
-  box-sizing: border-box;
-  border: 0.625rem solid white;
-  border-radius: 0.2rem;
-  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.18);
-  background: var(--background-secondary);
-  position: relative;
-  outline: none; /* 移除默认焦点轮廓 */
-  user-select: none;
-  -webkit-user-select: none;
-  -moz-user-select: none;
-  -ms-user-select: none;
-  -webkit-touch-callout: none;
-  -webkit-tap-highlight-color: transparent;
-}
-
-:deep(.editor-content .image-delete-btn) {
-  position: absolute;
-  top: 4px;
-  right: 4px;
-  width: 40px;
-  height: 40px;
-  cursor: pointer;
-  z-index: 1000;
-  transition: opacity calc(v-bind(DELETE_BUTTON_DELAY) / 2 * 1ms) ease;
-  /* 使用背景图片而不是背景色和边框，确保图标正确显示 */
-  background-image: url('/assets/icons/drawable-xxhdpi/item_image_btn_unbrella_delete.png');
-  background-size: contain;
-  background-repeat: no-repeat;
-  background-position: center;
-  background-color: transparent; /* 确保背景透明 */
-  pointer-events: none;
-  opacity: 0;
-}
-
-:deep(.editor-content .image-delete-btn.visible) {
-  pointer-events: auto;
-  opacity: 1;
-}
-
-:deep(.editor-content .editor-image.draggable) {
-  cursor: move;
-}
-
-:deep(.editor-content .editor-image.dragging) {
-  opacity: 0.85;
-  transform: scale(0.96);
-  z-index: 999;
-  transition: transform 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.15s ease; /* 优化过渡效果 */
-  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.22);
-  will-change: transform, opacity; /* 提示浏览器优化这些属性 */
-  user-select: none;
-  -webkit-user-select: none;
-  -moz-user-select: none;
-  -ms-user-select: none;
-}
-
-/* 图片交换动画 */
-:deep(.editor-content .editor-image.swap-animation) {
-  transition: transform 0.2s ease-out;
-}
-
-/* 待办事项样式 */
-:deep(.todo-container) {
-  display: flex;
-  align-items: flex-start;
-  margin: 0;
-  line-height: var(--editor-line-height, 1.6);
-  position: relative;
-  padding-left: calc(var(--editor-font-size, 1rem) * 1.5);
-}
-
-:deep(.todo-icon) {
-  width: calc(var(--editor-font-size, 1rem) * 1.5);
-  height: calc(var(--editor-font-size, 1rem) * 1.5);
-  cursor: pointer;
-  flex-shrink: 0;
-  position: absolute;
-  top: 50%;
-  left: 0;
-  transform: translateY(-50%);
-  background-image: url('/assets/icons/drawable-xxhdpi/rtf_icon_gtasks.png');
-  background-size: contain;
-  background-repeat: no-repeat;
-  background-position: center;
-}
-
-:deep(.todo-icon.completed) {
-  background-image: url('/assets/icons/drawable-xxhdpi/rtf_icon_gtasks_light.png');
-}
-
-:deep(.todo-content) {
-  flex: 1;
-  outline: none;
-  line-height: var(--editor-line-height, 1.6);
-  padding: 0;
-  margin: 0;
-}
-</style>
+<template>
+  <div class="editor-container">
+    <!-- 工具栏 -->
+    <div class="toolbar" :class="{ visible: isToolbarVisible, 'keyboard-visible': isKeyboardVisible, 'dynamic-position': isKeyboardVisible }" @mousedown.prevent @focusin="keepToolbarVisible" @focusout="handleToolbarFocusOut">
+      <button v-for="tool in tools" :key="tool.name" :class="{ active: tool.active }" @click.stop="handleToolClick(tool.action, $event)" @mousedown.prevent @focusout.prevent class="toolbar-btn">
+        <img :src="tool.icon" :alt="tool.name" class="toolbar-icon" />
+      </button>
+    </div>
+
+    <!-- 编辑区域 -->
+    <div ref="editorRef" contenteditable="true" class="editor-content" @input="handleInput" @keydown="handleKeydown" @click="updateToolbarState" @keyup="updateToolbarState" @focus="showToolbar" @blur="handleBlur"></div>
+  </div>
+</template>
+
+<script setup>
+import { ref, onMounted, onUnmounted, nextTick, watch } from 'vue'
+
+const props = defineProps({
+  modelValue: {
+    type: String,
+    default: '',
+  },
+})
+
+const emit = defineEmits(['update:modelValue', 'focus', 'blur'])
+
+// 全局常量定义
+const DELETE_BUTTON_DELAY = 1000 // 删除按钮延时时间（毫秒），用于防止误触
+
+const editorRef = ref(null)
+const content = ref(props.modelValue || '')
+const isToolbarVisible = ref(false)
+const isKeyboardVisible = ref(false)
+const initialViewportHeight = ref(0)
+const dragState = ref({
+  isDragging: false,
+  draggedImage: null,
+  startX: 0,
+  startY: 0,
+  currentY: 0,
+  longPressTimer: null,
+  isLongPress: false,
+  indicator: null,
+  lastCheckTime: 0,
+  lastMoveTime: 0,
+})
+
+// 统一的事件监听器管理器
+const eventManager = {
+  // 为图片容器添加事件监听器
+  addImageContainerListeners(container, deleteBtn, downloadBtn, previewBtn, cropBtn) {
+    // 先移除可能已有的事件监听器，避免重复
+    this.removeImageContainerListeners(container)
+
+    // 添加触摸事件监听器
+    container.addEventListener('touchstart', handleTouchStart)
+    container.addEventListener('touchmove', handleTouchMove)
+    container.addEventListener('touchend', handleTouchEnd)
+    container.addEventListener('touchcancel', handleTouchCancel)
+
+    // 为删除按钮添加点击事件
+    if (deleteBtn) {
+      // 保存事件处理函数的引用，以便后续移除
+      const deleteHandler = function (e) {
+        e.stopPropagation()
+        e.preventDefault()
+
+        // 检查删除按钮是否可见，只有在可见状态下才能触发删除
+        if (deleteBtn.classList.contains('visible')) {
+          // 检查是否是刚显示的按钮点击（通过时间戳判断）
+          const lastVisibleTime = deleteBtn._lastVisibleTime || 0
+          const currentTime = Date.now()
+
+          // 如果距离上次显示时间超过300ms，才执行删除操作
+          if (currentTime - lastVisibleTime > 300) {
+            container.remove()
+            handleInput()
+          }
+        }
+      }
+
+      deleteBtn.addEventListener('click', deleteHandler)
+      deleteBtn._deleteHandler = deleteHandler
+    }
+
+    // 为下载按钮添加点击事件
+    if (downloadBtn) {
+      const downloadHandler = function (e) {
+        e.stopPropagation()
+        e.preventDefault()
+
+        // 检查下载按钮是否可见，只有在可见状态下才能触发下载
+        if (downloadBtn.classList.contains('visible')) {
+          // 检查是否是刚显示的按钮点击（通过时间戳判断）
+          const lastVisibleTime = downloadBtn._lastVisibleTime || 0
+          const currentTime = Date.now()
+
+          // 如果距离上次显示时间超过300ms，才执行下载操作
+          if (currentTime - lastVisibleTime > 300) {
+            const img = container.querySelector('img.editor-image')
+            if (img) {
+              // 创建临时的a标签用于下载
+              const link = document.createElement('a')
+              link.href = img.src
+              link.download = 'image.png' // 默认文件名
+              document.body.appendChild(link)
+              link.click()
+              document.body.removeChild(link)
+            }
+          }
+        }
+      }
+
+      downloadBtn.addEventListener('click', downloadHandler)
+      downloadBtn._downloadHandler = downloadHandler
+    }
+
+    // 为预览按钮添加点击事件
+    if (previewBtn) {
+      const previewHandler = function (e) {
+        e.stopPropagation()
+        e.preventDefault()
+
+        // 检查预览按钮是否可见，只有在可见状态下才能触发预览
+        if (previewBtn.classList.contains('visible')) {
+          // 检查是否是刚显示的按钮点击（通过时间戳判断）
+          const lastVisibleTime = previewBtn._lastVisibleTime || 0
+          const currentTime = Date.now()
+
+          // 如果距离上次显示时间超过300ms，才执行预览操作
+          if (currentTime - lastVisibleTime > 300) {
+            const img = container.querySelector('img.editor-image')
+            if (img) {
+              // 创建模态框用于全屏预览
+              const modal = document.createElement('div')
+              modal.className = 'image-preview-modal'
+              modal.style.position = 'fixed'
+              modal.style.top = '0'
+              modal.style.left = '0'
+              modal.style.width = '100%'
+              modal.style.height = '100%'
+              modal.style.backgroundColor = 'rgba(0, 0, 0, 0.9)'
+              modal.style.display = 'flex'
+              modal.style.justifyContent = 'center'
+              modal.style.alignItems = 'center'
+              modal.style.zIndex = '9999'
+
+              const modalImg = document.createElement('img')
+              modalImg.src = img.src
+              modalImg.style.maxWidth = '90%'
+              modalImg.style.maxHeight = '90%'
+              modalImg.style.objectFit = 'contain'
+
+              // 添加关闭按钮
+              const closeBtn = document.createElement('div')
+              closeBtn.textContent = '×'
+              closeBtn.style.position = 'absolute'
+              closeBtn.style.top = '20px'
+              closeBtn.style.right = '20px'
+              closeBtn.style.fontSize = '30px'
+              closeBtn.style.color = 'white'
+              closeBtn.style.cursor = 'pointer'
+
+              closeBtn.addEventListener('click', function () {
+                document.body.removeChild(modal)
+              })
+
+              modal.addEventListener('click', function (e) {
+                if (e.target === modal) {
+                  document.body.removeChild(modal)
+                }
+              })
+
+              modal.appendChild(modalImg)
+              modal.appendChild(closeBtn)
+              document.body.appendChild(modal)
+            }
+          }
+        }
+      }
+
+      previewBtn.addEventListener('click', previewHandler)
+      previewBtn._previewHandler = previewHandler
+    }
+
+    // 为裁切按钮添加点击事件
+    if (cropBtn) {
+      const cropHandler = function (e) {
+        e.stopPropagation()
+        e.preventDefault()
+
+        // 检查裁切按钮是否可见，只有在可见状态下才能触发裁切
+        if (cropBtn.classList.contains('visible')) {
+          // 检查是否是刚显示的按钮点击（通过时间戳判断）
+          const lastVisibleTime = cropBtn._lastVisibleTime || 0
+          const currentTime = Date.now()
+
+          // 如果距离上次显示时间超过300ms，才执行裁切操作
+          if (currentTime - lastVisibleTime > 300) {
+            const img = container.querySelector('img.editor-image')
+            if (img) {
+              // 创建裁切模态框
+              const modal = document.createElement('div')
+              modal.className = 'image-crop-modal'
+              modal.style.position = 'fixed'
+              modal.style.top = '0'
+              modal.style.left = '0'
+              modal.style.width = '100%'
+              modal.style.height = '100%'
+              modal.style.backgroundColor = 'rgba(0, 0, 0, 0.9)'
+              modal.style.display = 'flex'
+              modal.style.flexDirection = 'column'
+              modal.style.justifyContent = 'center'
+              modal.style.alignItems = 'center'
+              modal.style.zIndex = '9999'
+
+              const modalImg = document.createElement('img')
+              modalImg.src = img.src
+              modalImg.style.maxWidth = '90%'
+              modalImg.style.maxHeight = '70%'
+              modalImg.style.objectFit = 'contain'
+
+              // 创建裁切区域容器
+              const cropContainer = document.createElement('div')
+              cropContainer.style.position = 'relative'
+              cropContainer.style.display = 'inline-block'
+              cropContainer.appendChild(modalImg)
+
+              // 添加确认和取消按钮
+              const buttonContainer = document.createElement('div')
+              buttonContainer.style.marginTop = '20px'
+
+              const confirmBtn = document.createElement('button')
+              confirmBtn.textContent = '确认'
+              confirmBtn.style.margin = '0 10px'
+              confirmBtn.style.padding = '10px 20px'
+              confirmBtn.style.backgroundColor = '#007AFF'
+              confirmBtn.style.color = 'white'
+              confirmBtn.style.border = 'none'
+              confirmBtn.style.borderRadius = '5px'
+              confirmBtn.style.cursor = 'pointer'
+
+              const cancelBtn = document.createElement('button')
+              cancelBtn.textContent = '取消'
+              cancelBtn.style.margin = '0 10px'
+              cancelBtn.style.padding = '10px 20px'
+              cancelBtn.style.backgroundColor = '#FF3B30'
+              cancelBtn.style.color = 'white'
+              cancelBtn.style.border = 'none'
+              cancelBtn.style.borderRadius = '5px'
+              cancelBtn.style.cursor = 'pointer'
+
+              confirmBtn.addEventListener('click', function () {
+                // 这里应该实现实际的裁切逻辑
+                // 简化实现：直接更新原图片
+                img.src = modalImg.src
+                document.body.removeChild(modal)
+                handleInput()
+              })
+
+              cancelBtn.addEventListener('click', function () {
+                document.body.removeChild(modal)
+              })
+
+              buttonContainer.appendChild(confirmBtn)
+              buttonContainer.appendChild(cancelBtn)
+
+              modal.appendChild(cropContainer)
+              modal.appendChild(buttonContainer)
+              document.body.appendChild(modal)
+            }
+          }
+        }
+      }
+
+      cropBtn.addEventListener('click', cropHandler)
+      cropBtn._cropHandler = cropHandler
+    }
+
+    // 为图片容器添加短按事件以显示/隐藏所有按钮
+    let touchStartTime = 0
+    let isAnyButtonClicked = false
+
+    // 标记按钮被点击
+    const markButtonClicked = function () {
+      isAnyButtonClicked = true
+      // 重置标记
+      setTimeout(() => {
+        isAnyButtonClicked = false
+      }, 300)
+    }
+
+    // 为所有按钮添加标记事件
+    const allButtons = [deleteBtn, downloadBtn, previewBtn, cropBtn].filter(btn => btn)
+    allButtons.forEach(btn => {
+      btn._markClickHandler = markButtonClicked
+      btn.addEventListener('touchstart', markButtonClicked)
+    })
+
+    const touchStartHandler = function (e) {
+      touchStartTime = Date.now()
+    }
+
+    const touchEndHandler = function (e) {
+      const touchDuration = Date.now() - touchStartTime
+      // 短按（小于200ms）且非长按拖拽状态且不是按钮点击时切换所有按钮显示
+      if (touchDuration < 200 && !dragState.value.isLongPress && !isAnyButtonClicked) {
+        e.stopPropagation()
+        // 切换所有按钮的显示状态
+        const allButtons = [deleteBtn, downloadBtn, previewBtn, cropBtn].filter(btn => btn)
+        if (allButtons.length > 0) {
+          const isCurrentlyVisible = allButtons[0].classList.contains('visible')
+          allButtons.forEach(btn => {
+            if (isCurrentlyVisible) {
+              btn.classList.remove('visible')
+            } else {
+              btn.classList.add('visible')
+              // 记录显示时间
+              btn._lastVisibleTime = Date.now()
+            }
+          })
+        }
+      }
+      // 重置按钮点击标记
+      setTimeout(() => {
+        isAnyButtonClicked = false
+      }, 50)
+    }
+
+    container.addEventListener('touchstart', touchStartHandler)
+    container.addEventListener('touchend', touchEndHandler)
+
+    // 保存事件处理函数的引用，以便后续移除
+    container._touchStartHandler = touchStartHandler
+    container._touchEndHandler = touchEndHandler
+    container._markButtonClicked = markButtonClicked
+  },
+
+  // 移除图片容器的事件监听器
+  removeImageContainerListeners(container) {
+    // 移除拖拽事件监听器
+    container.removeEventListener('touchstart', handleTouchStart)
+    container.removeEventListener('touchmove', handleTouchMove)
+    container.removeEventListener('touchend', handleTouchEnd)
+    container.removeEventListener('touchcancel', handleTouchCancel)
+
+    // 移除短按事件监听器
+    const touchStartHandler = container._touchStartHandler
+    const touchEndHandler = container._touchEndHandler
+    const markButtonClicked = container._markButtonClicked
+
+    if (touchStartHandler) {
+      container.removeEventListener('touchstart', touchStartHandler)
+      delete container._touchStartHandler
+    }
+
+    if (touchEndHandler) {
+      container.removeEventListener('touchend', touchEndHandler)
+      delete container._touchEndHandler
+    }
+
+    if (markButtonClicked) {
+      delete container._markButtonClicked
+    }
+
+    // 移除所有按钮事件监听器
+    const deleteBtn = container.querySelector('.image-delete-btn')
+    const downloadBtn = container.querySelector('.image-download-btn')
+    const previewBtn = container.querySelector('.image-preview-btn')
+    const cropBtn = container.querySelector('.image-crop-btn')
+
+    const removeButtonListeners = (btn, handlerName, markHandlerName) => {
+      if (btn) {
+        if (btn[handlerName]) {
+          btn.removeEventListener('click', btn[handlerName])
+          delete btn[handlerName]
+        }
+
+        if (btn[markHandlerName]) {
+          btn.removeEventListener('touchstart', btn[markHandlerName])
+          delete btn[markHandlerName]
+        }
+      }
+    }
+
+    removeButtonListeners(deleteBtn, '_deleteHandler', '_markClickHandler')
+    removeButtonListeners(downloadBtn, '_downloadHandler', '_markClickHandler')
+    removeButtonListeners(previewBtn, '_previewHandler', '_markClickHandler')
+    removeButtonListeners(cropBtn, '_cropHandler', '_markClickHandler')
+  },
+}
+
+// 初始化编辑器内容
+onMounted(() => {
+  if (editorRef.value) {
+    if (props.modelValue) {
+      try {
+        editorRef.value.innerHTML = props.modelValue
+        content.value = props.modelValue
+        // 调整已有图片的高度
+        adjustExistingImages()
+      } catch (error) {
+        console.error('Failed to set initial content:', error)
+      }
+    } else {
+      // 即使没有初始内容，也要确保编辑器是可编辑的
+      editorRef.value.contentEditable = true
+    }
+  }
+
+  // 记录初始视口高度
+  initialViewportHeight.value = window.visualViewport?.height || window.innerHeight
+
+  // 初始化CSS变量
+  document.documentElement.style.setProperty('--viewport-height', `${initialViewportHeight.value}px`)
+
+  // 添加虚拟键盘检测事件监听器
+  if (window.visualViewport) {
+    window.visualViewport.addEventListener('resize', handleViewportResize)
+  } else {
+    window.addEventListener('resize', handleWindowResize)
+  }
+
+  // 为已有图片添加拖拽事件监听器
+  setTimeout(() => {
+    const imageContainers = editorRef.value.querySelectorAll('.image-container')
+    imageContainers.forEach(container => {
+      const img = container.querySelector('img.editor-image')
+      if (!img) return
+
+      // 为删除按钮添加点击事件
+      let deleteBtn = container.querySelector('.image-delete-btn')
+      if (!deleteBtn) {
+        // 如果删除按钮不存在，创建它
+        deleteBtn = document.createElement('div')
+        deleteBtn.className = 'image-delete-btn'
+        container.appendChild(deleteBtn)
+      }
+
+      // 为下载按钮添加点击事件
+      let downloadBtn = container.querySelector('.image-download-btn')
+      if (!downloadBtn) {
+        // 如果下载按钮不存在，创建它
+        downloadBtn = document.createElement('div')
+        downloadBtn.className = 'image-download-btn'
+        container.appendChild(downloadBtn)
+      }
+
+      // 为预览按钮添加点击事件
+      let previewBtn = container.querySelector('.image-preview-btn')
+      if (!previewBtn) {
+        // 如果预览按钮不存在，创建它
+        previewBtn = document.createElement('div')
+        previewBtn.className = 'image-preview-btn'
+        container.appendChild(previewBtn)
+      }
+
+      // 为裁切按钮添加点击事件
+      let cropBtn = container.querySelector('.image-crop-btn')
+      if (!cropBtn) {
+        // 如果裁切按钮不存在，创建它
+        cropBtn = document.createElement('div')
+        cropBtn.className = 'image-crop-btn'
+        container.appendChild(cropBtn)
+      }
+
+      // 使用事件管理器添加事件监听器
+      eventManager.addImageContainerListeners(container, deleteBtn, downloadBtn, previewBtn, cropBtn)
+    })
+  }, 0)
+})
+
+// 组件卸载时移除事件监听器
+onUnmounted(() => {
+  if (window.visualViewport) {
+    window.visualViewport.removeEventListener('resize', handleViewportResize)
+  } else {
+    window.removeEventListener('resize', handleWindowResize)
+  }
+
+  // 清理所有图片容器的事件监听器
+  if (editorRef.value) {
+    const imageContainers = editorRef.value.querySelectorAll('.image-container')
+    imageContainers.forEach(container => {
+      eventManager.removeImageContainerListeners(container)
+    })
+  }
+})
+
+// 工具栏配置
+// 定义富文本编辑器的所有工具按钮及其功能
+const tools = ref([
+  {
+    name: 'bold', // 加粗工具
+    icon: '/assets/icons/drawable-xxhdpi/rtf_bold_normal.9.png',
+    action: () => formatText('bold'), // 执行加粗格式化
+    active: false, // 工具是否处于激活状态
+  },
+  {
+    name: 'center', // 居中对齐工具
+    icon: '/assets/icons/drawable-xxhdpi/rtf_center_normal.9.png',
+    action: () => formatText('justifyCenter'), // 执行居中对齐格式化
+    active: false,
+  },
+  {
+    name: 'todo', // 待办事项工具
+    icon: '/assets/icons/drawable-xxhdpi/rtf_gtasks_normal.9.png',
+    action: () => formatText('insertTodoList'), // 插入待办事项列表
+    active: false,
+  },
+  {
+    name: 'list', // 无序列表工具
+    icon: '/assets/icons/drawable-xxhdpi/rtf_list_normal.9.png',
+    action: () => formatText('insertUnorderedList'), // 插入无序列表
+    active: false,
+  },
+  {
+    name: 'header', // 标题工具
+    icon: '/assets/icons/drawable-xxhdpi/rtf_header_normal.9.png',
+    action: () => formatText('formatBlock', 'h2'), // 格式化为二级标题
+    active: false,
+  },
+  {
+    name: 'quote', // 引用工具
+    icon: '/assets/icons/drawable-xxhdpi/rtf_quot_normal.9.png',
+    action: () => insertQuote(), // 插入引用格式
+    active: false,
+  },
+])
+
+// 处理输入事件
+const handleInput = () => {
+  if (editorRef.value) {
+    // 获取编辑器内容（不清理，保持功能完整）
+    let innerHTML = editorRef.value.innerHTML
+
+    // 处理换行符，确保在段落之间有明确的分隔
+    innerHTML = innerHTML.replace(/<\/p><p>/g, '</p>\n<p>')
+    // 处理div标签换行
+    innerHTML = innerHTML.replace(/<\/div><div>/g, '</div>\n<div>')
+    // 处理br标签换行
+    innerHTML = innerHTML.replace(/<br>/g, '\n')
+    innerHTML = innerHTML.replace(/<br\/>/g, '\n')
+    // 处理div标签内的换行
+    innerHTML = innerHTML.replace(/<div>/g, '\n<div>')
+
+    content.value = innerHTML
+    emit('update:modelValue', content.value)
+  }
+}
+
+// 检查当前选区是否已经在某种格式中
+// 用于防止重复应用相同的格式，例如重复加粗
+const isAlreadyInFormat = formatType => {
+  const selection = window.getSelection()
+  if (selection.rangeCount > 0) {
+    const range = selection.getRangeAt(0)
+    const container = range.commonAncestorContainer
+
+    // 向上查找父元素，检查是否已经在指定格式中
+    let current = container.nodeType === Node.TEXT_NODE ? container.parentElement : container
+    while (current && current !== editorRef.value) {
+      // 检查加粗格式
+      if (formatType === 'bold' && current.tagName === 'B') return true
+      // 检查居中对齐格式
+      if (formatType === 'center' && current.style.textAlign === 'center') return true
+      // 检查标题格式
+      if (formatType === 'header' && current.tagName === 'H2') return true
+      // 检查引用格式
+      if (formatType === 'quote' && (current.tagName === 'BLOCKQUOTE' || current.classList.contains('quote-content'))) return true
+      // 检查列表格式
+      if (formatType === 'list' && (current.tagName === 'UL' || current.tagName === 'OL' || current.tagName === 'LI')) return true
+      current = current.parentElement
+    }
+  }
+  return false
+}
+
+// 检查是否在列表、引用或待办事项中（用于嵌套限制）
+// 防止在已有的列表、引用或待办事项中再次插入相同类型的元素
+const isInListOrQuote = () => {
+  const selection = window.getSelection()
+  if (selection.rangeCount > 0) {
+    const range = selection.getRangeAt(0)
+    const container = range.commonAncestorContainer
+
+    // 向上查找父元素，检查是否在列表、引用或待办事项中
+    let current = container.nodeType === Node.TEXT_NODE ? container.parentElement : container
+    while (current && current !== editorRef.value) {
+      // 检查是否在列表、引用或待办事项中
+      if (current.tagName === 'UL' || current.tagName === 'OL' || current.tagName === 'LI' || current.tagName === 'BLOCKQUOTE' || current.classList.contains('quote-content') || current.classList.contains('todo-container')) {
+        return true
+      }
+      current = current.parentElement
+    }
+  }
+  return false
+}
+
+// 格式化文本
+// 根据指定的命令和值对选中文本应用格式
+const formatText = (command, value = null) => {
+  // 检查是否已经应用了相同的格式，如果已应用则取消格式
+  // 例如，如果文本已经是加粗的，再次点击加粗按钮会取消加粗
+  if (command === 'bold' && isAlreadyInFormat('bold')) {
+    document.execCommand('bold', false, null)
+    updateToolbarState()
+    handleInput()
+    return
+  }
+
+  // 处理居中对齐切换：如果已居中则取消居中
+  if (command === 'justifyCenter' && isAlreadyInFormat('center')) {
+    document.execCommand('justifyLeft', false, null)
+    updateToolbarState()
+    handleInput()
+    return
+  }
+
+  // 处理标题格式切换：如果已是标题则转为普通段落
+  if (command === 'formatBlock' && value === 'h2' && isAlreadyInFormat('header')) {
+    document.execCommand('formatBlock', false, '<p>')
+    updateToolbarState()
+    handleInput()
+    return
+  }
+
+  // 处理列表格式切换：如果已是列表则取消列表
+  if (command === 'insertUnorderedList' && isAlreadyInFormat('list')) {
+    document.execCommand('insertUnorderedList', false, null)
+    updateToolbarState()
+    handleInput()
+    return
+  }
+
+  // 处理自定义待办事项
+  if (command === 'insertTodoList') {
+    insertTodoList()
+    updateToolbarState()
+    return
+  }
+
+  // 检查嵌套限制，防止在列表、引用中再次插入列表或引用
+  if ((command === 'insertUnorderedList' || (command === 'formatBlock' && value === 'blockquote')) && isInListOrQuote()) {
+    return
+  }
+
+  // 执行格式化命令
+  document.execCommand(command, false, value)
+  // 更新工具栏状态以反映当前格式
+  updateToolbarState()
+  // 触发输入事件以更新内容
+  handleInput()
+}
+
+// 插入水平线
+const insertHorizontalRule = () => {
+  document.execCommand('insertHorizontalRule', false, null)
+  handleInput()
+}
+
+// 插入引用格式
+const insertQuote = () => {
+  const selection = window.getSelection()
+  if (selection.rangeCount > 0) {
+    const range = selection.getRangeAt(0)
+
+    // 检查是否已经在引用中
+    const container = range.commonAncestorContainer
+    let current = container.nodeType === Node.TEXT_NODE ? container.parentElement : container
+    while (current && current !== editorRef.value) {
+      if (current.tagName === 'BLOCKQUOTE' || (current.classList && current.classList.contains('quote-content'))) return
+      current = current.parentElement
+    }
+
+    // 检查嵌套限制
+    if (isInListOrQuote()) return
+
+    // 创建引用容器
+    const quoteContainer = document.createElement('div')
+    quoteContainer.className = 'quote-container'
+
+    // 创建图标元素（使用CSS背景而非img标签）
+    const icon = document.createElement('div')
+    icon.className = 'quote-icon'
+
+    // 创建内容容器
+    const contentSpan = document.createElement('div')
+    contentSpan.className = 'quote-content'
+    contentSpan.textContent = '引用内容'
+
+    // 组装元素
+    quoteContainer.appendChild(icon)
+    quoteContainer.appendChild(contentSpan)
+
+    // 插入到当前光标位置
+    range.insertNode(quoteContainer)
+
+    // 添加换行
+    const br = document.createElement('br')
+    quoteContainer.parentNode.insertBefore(br, quoteContainer.nextSibling)
+
+    // 聚焦到内容区域（延迟执行，确保在handleToolClick处理完后再聚焦）
+    setTimeout(() => {
+      if (editorRef.value) {
+        const newRange = document.createRange()
+        newRange.selectNodeContents(contentSpan)
+        newRange.collapse(false)
+        const sel = window.getSelection()
+        sel.removeAllRanges()
+        sel.addRange(newRange)
+
+        // 确保编辑器保持焦点状态
+        editorRef.value.focus()
+      }
+    }, 0)
+
+    // 添加事件监听器到内容区域，监听内容变化
+    const checkContent = () => {
+      // 延迟检查，确保内容已更新
+      setTimeout(() => {
+        if (contentSpan.textContent.trim() === '') {
+          // 如果内容为空，移除整个引用容器
+          quoteContainer.remove()
+          handleInput()
+        }
+      }, 0)
+    }
+
+    contentSpan.addEventListener('input', checkContent)
+    contentSpan.addEventListener('blur', checkContent)
+
+    handleInput()
+  }
+}
+
+// 统一的待办事项创建函数
+const createTodoItem = (text = '') => {
+  // 创建待办事项容器
+  const todoContainer = document.createElement('div')
+  todoContainer.contentEditable = false // 容器本身不可编辑
+  todoContainer.className = 'todo-container'
+
+  // 创建图标元素（复选框，使用CSS背景而非img标签）
+  const icon = document.createElement('div')
+  icon.className = 'todo-icon'
+
+  // 创建内容容器（可编辑区域）
+  const contentSpan = document.createElement('div')
+  contentSpan.contentEditable = true // 内容区域可编辑
+  contentSpan.className = 'todo-content'
+  contentSpan.textContent = text || '待办事项' // 默认文本
+
+  // 组装元素：将图标和内容区域添加到容器中
+  todoContainer.appendChild(icon)
+  todoContainer.appendChild(contentSpan)
+
+  return { todoContainer, icon, contentSpan }
+}
+
+// 为待办事项添加事件监听器
+const addTodoEventListeners = (icon, contentSpan, todoContainer) => {
+  // 添加事件监听器到图标，实现待办事项完成状态切换
+  icon.addEventListener('click', function () {
+    // 根据当前状态切换图标和样式
+    if (this.classList.contains('completed')) {
+      // 切换到未完成状态
+      this.classList.remove('completed')
+      contentSpan.style.color = 'var(--note-content)' // 正常文字颜色
+      contentSpan.style.textDecoration = 'none' // 移除删除线
+    } else {
+      // 切换到完成状态
+      this.classList.add('completed')
+      contentSpan.style.color = 'var(--text-tertiary)' // 灰色文字
+      contentSpan.style.textDecoration = 'line-through' // 添加删除线
+    }
+    handleInput() // 触发内容更新
+  })
+
+  // 添加事件监听器到内容区域，监听内容变化和按键事件
+  const checkContent = () => {
+    // 延迟检查，确保内容已更新
+    setTimeout(() => {
+      if (contentSpan.textContent.trim() === '') {
+        // 如果内容为空，移除整个待办事项容器
+        todoContainer.remove()
+        handleInput()
+      }
+    }, 0)
+  }
+
+  contentSpan.addEventListener('input', checkContent) // 内容输入时检查
+  contentSpan.addEventListener('blur', checkContent) // 失去焦点时检查
+
+  // 添加焦点事件监听器，确保工具栏在待办事项获得焦点时保持可见
+  contentSpan.addEventListener('focus', () => {
+    isToolbarVisible.value = true
+  })
+}
+
+// 插入待办事项列表
+// 创建一个可交互的待办事项元素，包含复选框图标和可编辑内容区域
+const insertTodoList = () => {
+  const selection = window.getSelection()
+  if (selection.rangeCount > 0) {
+    const range = selection.getRangeAt(0)
+
+    // 检查嵌套限制，防止在列表或引用中插入待办事项
+    if (isInListOrQuote()) return
+
+    // 创建待办事项
+    const { todoContainer, icon, contentSpan } = createTodoItem()
+
+    // 插入到当前光标位置
+    range.insertNode(todoContainer)
+
+    // 添加换行，确保待办事项下方有空白行
+    const br = document.createElement('br')
+    todoContainer.parentNode.insertBefore(br, todoContainer.nextSibling)
+
+    // 为待办事项添加事件监听器
+    addTodoEventListeners(icon, contentSpan, todoContainer)
+
+    // 聚焦到内容区域（延迟执行，确保在handleToolClick处理完后再聚焦）
+    setTimeout(() => {
+      if (editorRef.value) {
+        const newRange = document.createRange()
+        newRange.selectNodeContents(contentSpan)
+        newRange.collapse(false)
+        const sel = window.getSelection()
+        sel.removeAllRanges()
+        sel.addRange(newRange)
+
+        // 重要：不要重新聚焦到编辑器，因为待办事项有自己的可编辑区域
+        // 但我们仍需要确保当前可编辑区域有焦点
+        contentSpan.focus()
+
+        // 确保工具栏保持可见
+        isToolbarVisible.value = true
+      }
+    }, 0)
+
+    // 监听回车键，创建同级待办事项
+    contentSpan.addEventListener('keydown', e => {
+      if (e.key === 'Enter') {
+        e.preventDefault()
+
+        // 创建新的待办事项
+        const { todoContainer: newTodoContainer, icon: newIcon, contentSpan: newContentSpan } = createTodoItem()
+
+        // 插入到当前待办事项后面
+        todoContainer.parentNode.insertBefore(newTodoContainer, todoContainer.nextSibling)
+
+        // 添加换行
+        const newBr = document.createElement('br')
+        newTodoContainer.parentNode.insertBefore(newBr, newTodoContainer.nextSibling)
+
+        // 为新待办事项添加事件监听器
+        addTodoEventListeners(newIcon, newContentSpan, newTodoContainer)
+
+        // 聚焦到新内容区域
+        const newRange = document.createRange()
+        newRange.selectNodeContents(newContentSpan)
+        newRange.collapse(false)
+        selection.removeAllRanges()
+        selection.addRange(newRange)
+
+        handleInput()
+      }
+    })
+
+    handleInput()
+  }
+}
+
+// 重置拖拽状态
+const resetDragState = () => {
+  // 清除长按定时器
+  if (dragState.value.longPressTimer) {
+    clearTimeout(dragState.value.longPressTimer)
+    dragState.value.longPressTimer = null
+  }
+
+  // 重置所有拖拽状态
+  dragState.value.isLongPress = false
+  dragState.value.draggedImage = null
+  dragState.value.startX = 0
+  dragState.value.startY = 0
+  dragState.value.currentY = 0
+  dragState.value.lastMoveTime = 0
+
+  // 移除拖拽指示器
+  if (dragState.value.indicator) {
+    const indicator = dragState.value.indicator
+    indicator.style.opacity = '0'
+    setTimeout(() => {
+      if (indicator.parentNode) {
+        indicator.parentNode.removeChild(indicator)
+      }
+    }, 150)
+    dragState.value.indicator = null
+  }
+
+  // 重置所有图片的拖拽样式
+  if (editorRef.value) {
+    const draggedImages = editorRef.value.querySelectorAll('.editor-image.dragging')
+    draggedImages.forEach(img => {
+      img.classList.remove('dragging')
+      img.style.zIndex = ''
+      img.style.transition = ''
+      img.style.transform = ''
+      img.style.opacity = ''
+    })
+  }
+}
+
+// 统一的图片容器创建函数
+const createImageContainer = imageDataUrl => {
+  // 创建图片容器
+  const imgContainer = document.createElement('div')
+  imgContainer.className = 'image-container'
+  imgContainer.style.position = 'relative'
+  imgContainer.style.display = 'inline-block'
+
+  // 创建图片元素
+  const img = document.createElement('img')
+  img.src = imageDataUrl
+  img.className = 'editor-image'
+  img.setAttribute('data-draggable', 'true')
+  img.style.maxWidth = '100%'
+  img.style.height = 'auto'
+  img.style.display = 'block'
+  img.style.objectFit = 'cover'
+  img.style.boxSizing = 'border-box'
+  img.style.border = '0.625rem solid white'
+  img.style.borderRadius = '0.2rem'
+  img.style.boxShadow = '0 1px 5px rgba(0, 0, 0, 0.18)'
+  img.style.background = 'var(--background-secondary)'
+  img.style.position = 'relative'
+  img.style.outline = 'none' // 移除默认焦点轮廓
+  img.style.userSelect = 'none' // 防止选中
+  img.style.webkitUserSelect = 'none' // 防止选中
+  img.style.mozUserSelect = 'none' // 防止选中
+  img.style.msUserSelect = 'none' // 防止选中
+  img.style.webkitTouchCallout = 'none' // 防止长按弹出菜单
+  img.style.webkitTapHighlightColor = 'transparent' // 防止点击高亮
+  img.draggable = true
+
+  // 创建删除按钮
+  const deleteBtn = document.createElement('div')
+  deleteBtn.className = 'image-delete-btn'
+
+  // 创建下载按钮
+  const downloadBtn = document.createElement('div')
+  downloadBtn.className = 'image-download-btn'
+
+  // 创建预览按钮
+  const previewBtn = document.createElement('div')
+  previewBtn.className = 'image-preview-btn'
+
+  // 创建裁切按钮
+  const cropBtn = document.createElement('div')
+  cropBtn.className = 'image-crop-btn'
+
+  // 将图片和所有按钮添加到容器中
+  imgContainer.appendChild(img)
+  imgContainer.appendChild(deleteBtn)
+  imgContainer.appendChild(downloadBtn)
+  imgContainer.appendChild(previewBtn)
+  imgContainer.appendChild(cropBtn)
+
+  // 使用事件管理器添加事件监听器
+  eventManager.addImageContainerListeners(imgContainer, deleteBtn, downloadBtn, previewBtn, cropBtn)
+
+  return { imgContainer, img, deleteBtn, downloadBtn, previewBtn, cropBtn }
+}
+
+// 调整图片尺寸的函数
+const adjustImageSize = img => {
+  // 创建一个临时图片来获取原始尺寸
+  const tempImg = new Image()
+  tempImg.onload = function () {
+    // 获取CSS变量
+    const editorFontSize = getComputedStyle(document.documentElement).getPropertyValue('--editor-font-size').trim() || '16px'
+    const editorLineHeight = getComputedStyle(document.documentElement).getPropertyValue('--editor-line-height').trim() || '1.6'
+    const fontSize = parseInt(editorFontSize)
+    const lineHeight = parseFloat(editorLineHeight)
+
+    // 计算行高
+    const computedLineHeight = fontSize * lineHeight
+
+    // 获取编辑器的宽度（减去一些内边距）
+    const editorWidth = editorRef.value.offsetWidth - 20 // 20px为左右内边距
+
+    // 按宽度撑满计算调整后的尺寸
+    const originalHeight = tempImg.height
+    const originalWidth = tempImg.width
+    const scaleRatio = editorWidth / originalWidth
+    const scaledHeight = originalHeight * scaleRatio
+
+    // 计算调整后的高度，使其为行高的整数倍
+    const scaleFactor = Math.max(1, Math.round(scaledHeight / computedLineHeight))
+    const adjustedHeight = scaleFactor * computedLineHeight
+
+    // 按比例调整宽度
+    const adjustedWidth = (originalWidth * adjustedHeight) / originalHeight
+
+    img.style.height = `${adjustedHeight}px`
+    img.style.width = `${adjustedWidth}px`
+
+    // 确保图片与基准线对齐
+    img.style.verticalAlign = 'top'
+  }
+  tempImg.src = img.src
+}
+
+// 插入图片
+const insertImage = () => {
+  // 创建文件输入元素
+  const fileInput = document.createElement('input')
+  fileInput.type = 'file'
+  fileInput.accept = 'image/*'
+  fileInput.style.display = 'none'
+
+  // 添加到文档中
+  document.body.appendChild(fileInput)
+
+  // 监听文件选择事件
+  fileInput.addEventListener('change', function (event) {
+    const file = event.target.files[0]
+    if (file && file.type.startsWith('image/')) {
+      // 创建FileReader读取文件
+      const reader = new FileReader()
+      reader.onload = function (e) {
+        // 获取图片数据URL
+        const imageDataUrl = e.target.result
+
+        // 获取当前选区
+        const selection = window.getSelection()
+        if (selection.rangeCount > 0) {
+          let range = selection.getRangeAt(0)
+
+          // 检查选区是否在图片容器内部，如果是则调整到容器后面
+          const startContainer = range.startContainer
+          let imageContainer = null
+
+          // 如果startContainer是图片容器本身
+          if (startContainer.classList && startContainer.classList.contains('image-container')) {
+            imageContainer = startContainer
+          }
+          // 如果startContainer是图片容器的子元素
+          else if (startContainer.parentNode && startContainer.parentNode.classList && startContainer.parentNode.classList.contains('image-container')) {
+            imageContainer = startContainer.parentNode
+          }
+          // 向上查找父元素
+          else {
+            let parent = startContainer.parentNode
+            while (parent && parent !== editorRef.value) {
+              if (parent.classList && parent.classList.contains('image-container')) {
+                imageContainer = parent
+                break
+              }
+              parent = parent.parentNode
+            }
+          }
+
+          // 如果选区在图片容器内部，调整到容器后面
+          if (imageContainer) {
+            range = document.createRange()
+            range.setStartAfter(imageContainer)
+            range.collapse(true)
+          }
+
+          // 创建图片容器
+          const { imgContainer, img, deleteBtn, downloadBtn, previewBtn, cropBtn } = createImageContainer(imageDataUrl)
+
+          // 调整图片尺寸
+          adjustImageSize(img)
+
+          // 插入图片容器到当前光标位置
+          range.insertNode(imgContainer)
+
+          // 添加换行
+          const br = document.createElement('br')
+          imgContainer.parentNode.insertBefore(br, imgContainer.nextSibling)
+
+          // 修正选区位置，避免嵌套插入
+          // 使用setTimeout确保DOM更新完成后再设置选区
+          setTimeout(() => {
+            const newRange = document.createRange()
+            newRange.setStartAfter(br)
+            newRange.collapse(true)
+            const sel = window.getSelection()
+            sel.removeAllRanges()
+            sel.addRange(newRange)
+
+            // 重新聚焦到编辑器
+            if (editorRef.value) {
+              editorRef.value.focus()
+            }
+          }, 0)
+
+          // 触发输入事件更新内容
+          handleInput()
+        }
+      }
+      reader.readAsDataURL(file)
+    }
+
+    // 清理文件输入元素
+    document.body.removeChild(fileInput)
+  })
+
+  // 触发文件选择对话框
+  fileInput.click()
+}
+
+// 处理键盘事件
+const handleKeydown = e => {
+  // 处理Shift+Enter键换行
+  if (e.key === 'Enter' && e.shiftKey) {
+    e.preventDefault()
+    document.execCommand('insertHTML', false, '<br><br>')
+    handleInput()
+    return
+  }
+
+  // 处理Tab键缩进
+  if (e.key === 'Tab') {
+    e.preventDefault()
+    document.execCommand('insertHTML', false, '    ')
+    handleInput()
+    return
+  }
+
+  // 处理回车键创建新列表项
+  if (e.key === 'Enter' && !e.shiftKey) {
+    // 检查是否在列表中
+    const selection = window.getSelection()
+    if (selection.rangeCount > 0) {
+      const range = selection.getRangeAt(0)
+      const container = range.startContainer
+
+      // 检查是否在ul或ol内
+      let listElement = null
+      let current = container.nodeType === Node.TEXT_NODE ? container.parentElement : container
+
+      while (current && current !== editorRef.value) {
+        if (current.tagName === 'LI') {
+          listElement = current
+          break
+        }
+        current = current.parentElement
+      }
+
+      // 如果在列表项中且为空，退出列表
+      if (listElement) {
+        const liContent = listElement.textContent.trim()
+        if (liContent === '') {
+          e.preventDefault()
+          // 退出列表
+          document.execCommand('outdent')
+          handleInput()
+        }
+      }
+    }
+  }
+}
+
+// 处理触摸开始事件
+const handleTouchStart = e => {
+  const img = e.target
+  if (!img.classList.contains('editor-image')) return
+
+  // 防止图片被选中 - 在触摸开始时就应用
+  img.style.userSelect = 'none'
+  img.style.webkitUserSelect = 'none'
+  img.style.mozUserSelect = 'none'
+  img.style.msUserSelect = 'none'
+  img.style.webkitTouchCallout = 'none'
+  img.style.webkitTapHighlightColor = 'transparent'
+
+  // 清除之前的定时器
+  if (dragState.value.longPressTimer) {
+    clearTimeout(dragState.value.longPressTimer)
+  }
+
+  // 记录触摸开始位置
+  dragState.value.startX = e.touches[0].clientX
+  dragState.value.startY = e.touches[0].clientY
+
+  // 设置长按检测定时器（500毫秒）
+  dragState.value.longPressTimer = setTimeout(() => {
+    dragState.value.isLongPress = true
+    dragState.value.draggedImage = img
+    dragState.value.startY = e.touches[0].clientY
+    dragState.value.currentY = e.touches[0].clientY
+
+    // 添加拖拽样式
+    img.classList.add('dragging')
+    img.style.opacity = '0.85'
+    img.style.transform = 'scale(0.96)'
+    img.style.zIndex = '999'
+    img.style.transition = 'all 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94)'
+
+    // 添加拖拽指示器
+    const indicator = document.createElement('div')
+    indicator.className = 'drag-indicator'
+    indicator.style.position = 'fixed'
+    indicator.style.top = '50%'
+    indicator.style.left = '50%'
+    indicator.style.transform = 'translate(-50%, -50%)'
+    indicator.style.padding = '8px 16px'
+    indicator.style.background = 'rgba(0, 0, 0, 0.85)'
+    indicator.style.color = 'white'
+    indicator.style.borderRadius = '16px'
+    indicator.style.fontSize = '14px'
+    indicator.style.fontWeight = '500'
+    indicator.style.zIndex = '1000'
+    indicator.style.opacity = '0'
+    indicator.style.transition = 'opacity 0.1s ease-out'
+    indicator.style.boxShadow = '0 4px 12px rgba(0, 0, 0, 0.3)'
+    indicator.textContent = '拖拽排序'
+    document.body.appendChild(indicator)
+
+    // 渐显指示器
+    setTimeout(() => {
+      indicator.style.opacity = '1'
+    }, 1)
+
+    // 保存指示器引用以便后续移除
+    dragState.value.indicator = indicator
+
+    // 添加震动反馈（如果设备支持）
+    if (navigator.vibrate) {
+      navigator.vibrate(15)
+    }
+
+    // 阻止页面滚动
+    e.preventDefault()
+  }, 500) // 500毫秒长按触发拖拽
+}
+
+// 处理触摸移动事件
+const handleTouchMove = e => {
+  if (!dragState.value.longPressTimer && !dragState.value.isLongPress) return
+
+  const img = dragState.value.draggedImage
+  const currentX = e.touches[0].clientX
+  const currentY = e.touches[0].clientY
+
+  // 防止图片被选中
+  e.preventDefault()
+
+  // 如果还没有触发长按，检查是否移动过多（超过6px则取消长按）
+  if (!dragState.value.isLongPress) {
+    const deltaX = Math.abs(currentX - dragState.value.startX)
+    const deltaY = Math.abs(currentY - dragState.value.startY)
+    const distance = Math.sqrt(deltaX * deltaX + deltaY * deltaY)
+
+    if (distance > 6) {
+      // 移动过多，取消长按
+      if (dragState.value.longPressTimer) {
+        clearTimeout(dragState.value.longPressTimer)
+        dragState.value.longPressTimer = null
+      }
+      return
+    }
+  }
+
+  if (!dragState.value.isLongPress || !img) return
+
+  dragState.value.currentY = currentY
+
+  // 计算位移
+  const deltaY = dragState.value.currentY - dragState.value.startY
+
+  // 使用requestAnimationFrame确保流畅的动画
+  requestAnimationFrame(() => {
+    // 更新图片位置，添加缓动效果
+    const easeFactor = 0.95 // 调整缓动因子使拖拽更跟手
+    img.style.transform = `translateY(${deltaY * easeFactor}px) scale(0.96)`
+  })
+
+  // 使用节流优化，避免过于频繁的检查
+  const now = Date.now()
+  // 限制检查频率为每16ms一次（约60fps），提高响应速度
+  if (now - dragState.value.lastMoveTime >= 16) {
+    dragState.value.lastMoveTime = now
+    checkAndSwapImages(img, deltaY)
+  }
+}
+
+// 重置拖拽动画
+const resetDragAnimation = img => {
+  // 添加释放动画
+  img.style.transition = 'all 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94)'
+  img.style.transform = 'translateY(0) scale(1)'
+  img.style.opacity = '1'
+
+  // 移除拖拽指示器
+  if (dragState.value.indicator) {
+    const indicator = dragState.value.indicator
+    indicator.style.transition = 'opacity 0.1s ease-out'
+    indicator.style.opacity = '0'
+    setTimeout(() => {
+      if (indicator.parentNode) {
+        indicator.parentNode.removeChild(indicator)
+      }
+    }, 100)
+  }
+
+  // 延迟重置样式以显示动画
+  setTimeout(() => {
+    if (img) {
+      img.classList.remove('dragging')
+      img.style.zIndex = ''
+      img.style.transition = ''
+    }
+  }, 150)
+}
+
+// 处理触摸结束事件
+const handleTouchEnd = e => {
+  // 清除长按定时器
+  if (dragState.value.longPressTimer) {
+    clearTimeout(dragState.value.longPressTimer)
+    dragState.value.longPressTimer = null
+  }
+
+  if (!dragState.value.isLongPress || !dragState.value.draggedImage) {
+    dragState.value.isLongPress = false
+    return
+  }
+
+  // 重置拖拽状态
+  const img = dragState.value.draggedImage
+
+  // 重置拖拽动画
+  resetDragAnimation(img)
+
+  // 添加震动反馈（如果设备支持）
+  if (navigator.vibrate) {
+    navigator.vibrate(8)
+  }
+
+  // 重置状态
+  dragState.value.isLongPress = false
+  dragState.value.draggedImage = null
+  dragState.value.startY = 0
+  dragState.value.currentY = 0
+  dragState.value.indicator = null
+
+  // 触发内容更新
+  handleInput()
+}
+
+// 处理触摸取消事件
+const handleTouchCancel = e => {
+  // 清除长按定时器
+  if (dragState.value.longPressTimer) {
+    clearTimeout(dragState.value.longPressTimer)
+    dragState.value.longPressTimer = null
+  }
+
+  if (!dragState.value.isLongPress || !dragState.value.draggedImage) {
+    dragState.value.isLongPress = false
+    return
+  }
+
+  // 重置拖拽状态
+  const img = dragState.value.draggedImage
+
+  // 重置拖拽动画
+  resetDragAnimation(img)
+
+  // 重置状态
+  dragState.value.isLongPress = false
+  dragState.value.draggedImage = null
+  dragState.value.startY = 0
+  dragState.value.currentY = 0
+  dragState.value.indicator = null
+}
+
+// 检查并交换图片位置
+const checkAndSwapImages = (draggedImg, deltaY) => {
+  const allImages = Array.from(editorRef.value.querySelectorAll('.editor-image'))
+  const draggedIndex = allImages.indexOf(draggedImg)
+
+  if (draggedIndex === -1) return
+
+  // 计算拖拽图片的中心位置
+  const draggedRect = draggedImg.getBoundingClientRect()
+  const draggedCenterY = draggedRect.top + draggedRect.height / 2 + deltaY * 0.95 // 调整缓动因子以匹配触摸移动
+
+  // 查找最近的图片进行交换
+  for (let i = 0; i < allImages.length; i++) {
+    if (i === draggedIndex) continue
+
+    const targetImg = allImages[i]
+    const targetRect = targetImg.getBoundingClientRect()
+    const targetCenterY = targetRect.top + targetRect.height / 2
+
+    // 检查是否与目标图片重叠，使用更精确的碰撞检测
+    // 当拖拽图片覆盖目标图片高度的60%时触发排序
+    const overlapThreshold = targetRect.height * 0.6
+    const distance = Math.abs(draggedCenterY - targetCenterY)
+
+    if (distance < overlapThreshold) {
+      // 直接交换位置，移除视觉反馈以避免闪烁
+      swapImages(draggedImg, targetImg)
+      break
+    }
+  }
+}
+
+// 交换两张图片的位置
+const swapImages = (img1, img2) => {
+  // 为交换添加平滑过渡效果
+  const parent1 = img1.parentNode
+  const parent2 = img2.parentNode
+
+  // 添加交换动画类
+  img1.classList.add('swap-animation')
+  img2.classList.add('swap-animation')
+
+  // 如果两张图片在同一父元素中
+  if (parent1 === parent2) {
+    // 计算两个图片的位置差
+    const rect1 = img1.getBoundingClientRect()
+    const rect2 = img2.getBoundingClientRect()
+    const deltaY = rect2.top - rect1.top
+
+    // 添加临时的变换动画
+    img1.style.transform = `translateY(${deltaY}px)`
+    img2.style.transform = `translateY(${-deltaY}px)`
+
+    // 在动画完成后交换DOM位置
+    setTimeout(() => {
+      // 移除临时变换
+      img1.style.transform = ''
+      img2.style.transform = ''
+
+      // 移除交换动画类
+      img1.classList.remove('swap-animation')
+      img2.classList.remove('swap-animation')
+
+      // 交换DOM位置
+      const tempMarker = document.createElement('div')
+      parent1.insertBefore(tempMarker, img1)
+      parent1.insertBefore(img1, img2)
+      parent1.insertBefore(img2, tempMarker)
+      tempMarker.remove()
+
+      // 触发内容更新
+      handleInput()
+
+      // 自动退出排序模式，提高响应速度
+      setTimeout(() => {
+        resetDragState()
+      }, 10)
+    }, 200)
+  } else {
+    // 不同父元素的情况（更复杂，需要特殊处理）
+    // 这里简化处理，实际项目中可能需要更复杂的逻辑
+    // 移除交换动画类
+    img1.classList.remove('swap-animation')
+    img2.classList.remove('swap-animation')
+
+    const temp = document.createElement('div')
+    parent1.insertBefore(temp, img1)
+    parent2.insertBefore(img1, img2)
+    parent1.insertBefore(img2, temp)
+    temp.remove()
+
+    // 触发内容更新
+    handleInput()
+
+    // 自动退出排序模式，提高响应速度
+    setTimeout(() => {
+      resetDragState()
+    }, 10)
+  }
+}
+
+// 更新工具栏状态
+const updateToolbarState = () => {
+  nextTick(() => {
+    tools.value.forEach(tool => {
+      if (tool.name === 'bold') {
+        tool.active = document.queryCommandState('bold')
+      } else if (tool.name === 'center') {
+        tool.active = document.queryCommandState('justifyCenter')
+      } else if (tool.name === 'list') {
+        tool.active = document.queryCommandState('insertUnorderedList')
+      } else if (tool.name === 'quote') {
+        tool.active = document.queryCommandState('formatBlock')
+      } else if (tool.name === 'header') {
+        tool.active = document.queryCommandState('formatBlock')
+      }
+    })
+  })
+}
+
+// 处理视口大小变化（用于检测虚拟键盘）
+const handleViewportResize = () => {
+  if (!window.visualViewport) return
+
+  const currentHeight = window.visualViewport.height
+  const heightDifference = initialViewportHeight.value - currentHeight
+
+  // 如果高度差超过150px，认为虚拟键盘已弹出
+  isKeyboardVisible.value = heightDifference > 150
+
+  // 动态设置CSS变量以调整工具栏位置
+  document.documentElement.style.setProperty('--viewport-height', `${currentHeight}px`)
+
+  // 根据虚拟键盘状态更新工具栏可见性
+  updateToolbarVisibility()
+}
+
+// 处理窗口大小变化（备用方案）
+const handleWindowResize = () => {
+  const currentHeight = window.innerHeight
+  const heightDifference = initialViewportHeight.value - currentHeight
+
+  // 如果高度差超过150px，认为虚拟键盘已弹出
+  isKeyboardVisible.value = heightDifference > 150
+
+  // 根据虚拟键盘状态更新工具栏可见性
+  updateToolbarVisibility()
+}
+
+// 更新工具栏可见性
+const updateToolbarVisibility = () => {
+  // 只有当编辑器有焦点且虚拟键盘可见时才显示工具栏
+  if (isKeyboardVisible.value && (document.activeElement === editorRef.value || isTodoContentActive())) {
+    isToolbarVisible.value = true
+  } else {
+    // 延迟隐藏工具栏，确保用户有时间操作
+    setTimeout(() => {
+      // 只有在没有待办事项获得焦点且虚拟键盘不可见时才隐藏工具栏
+      if (!isTodoContentActive() && !isKeyboardVisible.value) {
+        isToolbarVisible.value = false
+      }
+    }, 200)
+  }
+}
+
+// 检查是否有待办事项内容区域获得焦点
+const isTodoContentActive = () => {
+  const todoContentElements = document.querySelectorAll('.todo-content')
+  for (let i = 0; i < todoContentElements.length; i++) {
+    if (todoContentElements[i] === document.activeElement || todoContentElements[i].contains(document.activeElement)) {
+      return true
+    }
+  }
+  return false
+}
+
+// 监听虚拟键盘状态变化
+watch(isKeyboardVisible, newVal => {
+  updateToolbarVisibility()
+})
+
+// 初始化编辑器内容
+onMounted(() => {
+  if (editorRef.value) {
+    editorRef.value.innerHTML = content.value
+  }
+})
+
+// 显示工具栏
+const showToolbar = () => {
+  // 只有当虚拟键盘可见时才显示工具栏
+  if (isKeyboardVisible.value) {
+    isToolbarVisible.value = true
+  }
+  // 通知父组件编辑器获得焦点
+  emit('focus')
+}
+
+// 处理编辑器失焦
+const handleBlur = () => {
+  // 不立即隐藏工具栏，而是通过handleToolbarFocusOut处理
+  // 添加延迟以确保点击工具栏按钮时不会立即隐藏
+  setTimeout(() => {
+    handleToolbarFocusOut()
+    // 通知父组件编辑器失去焦点
+    emit('blur')
+  }, 200)
+}
+
+// 处理工具栏按钮点击事件
+const handleToolClick = (action, event) => {
+  // 阻止事件冒泡，防止触发编辑器失焦
+  if (event) {
+    event.preventDefault()
+    event.stopPropagation()
+  }
+
+  // 执行工具操作
+  action()
+
+  // 对于待办事项，不需要重新聚焦到编辑器，因为它有自己的可编辑区域
+  // 其他工具需要重新聚焦到编辑器
+  const isTodoAction = action === insertTodoList
+  if (!isTodoAction) {
+    // 重新聚焦到编辑器
+    setTimeout(() => {
+      if (editorRef.value) {
+        editorRef.value.focus()
+      }
+    }, 0)
+  }
+
+  // 确保工具栏保持可见
+  isToolbarVisible.value = true
+}
+
+// 保持工具栏可见
+const keepToolbarVisible = () => {
+  isToolbarVisible.value = true
+}
+
+// 处理工具栏失焦
+const handleToolbarFocusOut = () => {
+  // 添加一个小延迟，以便处理工具栏按钮的点击事件
+  setTimeout(() => {
+    // 检查焦点是否在工具栏上
+    const activeElement = document.activeElement
+    const toolbarElement = document.querySelector('.toolbar')
+
+    // 如果焦点不在工具栏上才隐藏
+    if (!toolbarElement || !toolbarElement.contains(activeElement)) {
+      // 额外检查是否有待办事项的内容区域有焦点
+      const todoContentElements = document.querySelectorAll('.todo-content')
+      let todoHasFocus = false
+      for (let i = 0; i < todoContentElements.length; i++) {
+        if (todoContentElements[i] === activeElement || todoContentElements[i].contains(activeElement)) {
+          todoHasFocus = true
+          break
+        }
+      }
+
+      // 只有在没有待办事项获得焦点且虚拟键盘不可见时才隐藏工具栏
+      if (!todoHasFocus && !isKeyboardVisible.value) {
+        isToolbarVisible.value = false
+      }
+    }
+  }, 200) // 增加延迟时间，确保有足够时间处理点击事件
+}
+
+// 包装孤立的图片（没有被.image-container包装的图片）
+const wrapOrphanedImages = () => {
+  if (!editorRef.value) return
+
+  // 查找所有没有被.image-container包装的图片
+  const images = editorRef.value.querySelectorAll('img:not(.editor-image)')
+
+  images.forEach(img => {
+    // 检查图片是否已经在.image-container中
+    if (img.closest('.image-container')) return
+
+    // 检查图片的父元素是否是.image-container，避免嵌套
+    if (img.parentNode && img.parentNode.classList && img.parentNode.classList.contains('image-container')) {
+      // 确保图片有正确的类名
+      img.className = 'editor-image'
+      img.setAttribute('data-draggable', 'true')
+
+      // 为已存在的图片容器添加删除按钮事件监听器
+      const imgContainer = img.parentNode
+      let deleteBtn = imgContainer.querySelector('.image-delete-btn')
+      if (!deleteBtn) {
+        // 如果删除按钮不存在，创建它
+        deleteBtn = document.createElement('div')
+        deleteBtn.className = 'image-delete-btn'
+        imgContainer.appendChild(deleteBtn)
+      }
+
+      // 为下载按钮添加点击事件
+      let downloadBtn = imgContainer.querySelector('.image-download-btn')
+      if (!downloadBtn) {
+        // 如果下载按钮不存在，创建它
+        downloadBtn = document.createElement('div')
+        downloadBtn.className = 'image-download-btn'
+        imgContainer.appendChild(downloadBtn)
+      }
+
+      // 为预览按钮添加点击事件
+      let previewBtn = imgContainer.querySelector('.image-preview-btn')
+      if (!previewBtn) {
+        // 如果预览按钮不存在，创建它
+        previewBtn = document.createElement('div')
+        previewBtn.className = 'image-preview-btn'
+        imgContainer.appendChild(previewBtn)
+      }
+
+      // 为裁切按钮添加点击事件
+      let cropBtn = imgContainer.querySelector('.image-crop-btn')
+      if (!cropBtn) {
+        // 如果裁切按钮不存在，创建它
+        cropBtn = document.createElement('div')
+        cropBtn.className = 'image-crop-btn'
+        imgContainer.appendChild(cropBtn)
+      }
+
+      // 使用事件管理器添加事件监听器
+      eventManager.addImageContainerListeners(imgContainer, deleteBtn, downloadBtn, previewBtn, cropBtn)
+      return
+    }
+
+    // 创建图片容器
+    const { imgContainer, img: editorImg, deleteBtn } = createImageContainer(img.src)
+
+    // 替换原来的图片
+    img.parentNode.replaceChild(imgContainer, img)
+
+    // 调整图片尺寸
+    adjustImageSize(editorImg)
+  })
+}
+
+// 调整已有图片的高度
+const adjustExistingImages = () => {
+  // 等待DOM更新完成
+  setTimeout(() => {
+    if (editorRef.value) {
+      const imageContainers = editorRef.value.querySelectorAll('.image-container')
+      imageContainers.forEach(container => {
+        const img = container.querySelector('img.editor-image')
+        if (!img) return
+
+        // 只处理还没有调整过高度的图片
+        if (!img.dataset.heightAdjusted) {
+          // 调整图片尺寸
+          adjustImageSize(img)
+
+          // 标记图片已调整过高度
+          img.dataset.heightAdjusted = 'true'
+        }
+      })
+
+      // 为现有图片添加拖拽功能和删除按钮功能
+      imageContainers.forEach(container => {
+        const img = container.querySelector('img.editor-image')
+        if (!img) return
+
+        // 为删除按钮添加点击事件
+        let deleteBtn = container.querySelector('.image-delete-btn')
+        if (!deleteBtn) {
+          // 如果删除按钮不存在，创建它
+          deleteBtn = document.createElement('div')
+          deleteBtn.className = 'image-delete-btn'
+          container.appendChild(deleteBtn)
+        }
+
+        // 为下载按钮添加点击事件
+        let downloadBtn = container.querySelector('.image-download-btn')
+        if (!downloadBtn) {
+          // 如果下载按钮不存在，创建它
+          downloadBtn = document.createElement('div')
+          downloadBtn.className = 'image-download-btn'
+          container.appendChild(downloadBtn)
+        }
+
+        // 为预览按钮添加点击事件
+        let previewBtn = container.querySelector('.image-preview-btn')
+        if (!previewBtn) {
+          // 如果预览按钮不存在，创建它
+          previewBtn = document.createElement('div')
+          previewBtn.className = 'image-preview-btn'
+          container.appendChild(previewBtn)
+        }
+
+        // 为裁切按钮添加点击事件
+        let cropBtn = container.querySelector('.image-crop-btn')
+        if (!cropBtn) {
+          // 如果裁切按钮不存在，创建它
+          cropBtn = document.createElement('div')
+          cropBtn.className = 'image-crop-btn'
+          container.appendChild(cropBtn)
+        }
+
+        // 使用事件管理器添加事件监听器
+        eventManager.addImageContainerListeners(container, deleteBtn, downloadBtn, previewBtn, cropBtn)
+
+        img.setAttribute('data-touch-listeners', 'true')
+      })
+    }
+  }, 0)
+}
+
+// 清理动态添加的属性（仅在保存时移除临时属性，保留必要属性）
+const cleanContentForSave = () => {
+  if (!editorRef.value) return content.value
+
+  // 创建一个临时的div来操作内容
+  const tempDiv = document.createElement('div')
+  tempDiv.innerHTML = editorRef.value.innerHTML
+
+  // 移除图片上的临时动态属性
+  const images = tempDiv.querySelectorAll('img.editor-image')
+  images.forEach(img => {
+    // 移除拖拽时的临时样式属性
+    img.style.removeProperty('z-index')
+    img.style.removeProperty('transition')
+    img.style.removeProperty('transform')
+    img.style.removeProperty('opacity')
+
+    // 移除拖拽时的临时类名
+    img.classList.remove('dragging')
+    img.classList.remove('swap-animation')
+
+    // 移除临时的数据属性（保留必要的属性如data-draggable）
+    img.removeAttribute('data-height-adjusted')
+    img.removeAttribute('data-touch-listeners')
+  })
+
+  // 移除删除按钮的显示状态类
+  const deleteButtons = tempDiv.querySelectorAll('.image-delete-btn')
+  deleteButtons.forEach(btn => {
+    btn.classList.remove('visible')
+  })
+
+  // 移除下载按钮的显示状态类
+  const downloadButtons = tempDiv.querySelectorAll('.image-download-btn')
+  downloadButtons.forEach(btn => {
+    btn.classList.remove('visible')
+  })
+
+  // 移除预览按钮的显示状态类
+  const previewButtons = tempDiv.querySelectorAll('.image-preview-btn')
+  previewButtons.forEach(btn => {
+    btn.classList.remove('visible')
+  })
+
+  // 移除裁切按钮的显示状态类
+  const cropButtons = tempDiv.querySelectorAll('.image-crop-btn')
+  cropButtons.forEach(btn => {
+    btn.classList.remove('visible')
+  })
+
+  // 移除拖拽指示器（如果存在）
+  const indicators = tempDiv.querySelectorAll('.drag-indicator')
+  indicators.forEach(indicator => {
+    indicator.remove()
+  })
+
+  return tempDiv.innerHTML
+}
+
+// 暴露方法给父组件
+defineExpose({
+  getContent: () => cleanContentForSave(),
+  setContent: newContent => {
+    content.value = newContent || ''
+    if (editorRef.value) {
+      try {
+        editorRef.value.innerHTML = content.value
+        // 重置拖拽状态，确保isLongPress为false
+        dragState.value.isLongPress = false
+        dragState.value.draggedImage = null
+        dragState.value.startX = 0
+        dragState.value.startY = 0
+        dragState.value.currentY = 0
+        // 确保所有图片都被正确包装在.image-container中
+        wrapOrphanedImages()
+        // 调整已有图片的高度并添加拖拽功能
+        adjustExistingImages()
+      } catch (error) {
+        console.error('Failed to set innerHTML:', error)
+        // 备选方案：使用textContent
+        try {
+          editorRef.value.textContent = content.value
+        } catch (textContentError) {
+          console.error('Failed to set textContent:', textContentError)
+        }
+      }
+    } else {
+      // 如果editorRef还不可用，延迟设置
+      setTimeout(() => {
+        if (editorRef.value) {
+          try {
+            editorRef.value.innerHTML = content.value
+            // 重置拖拽状态，确保isLongPress为false
+            dragState.value.isLongPress = false
+            dragState.value.draggedImage = null
+            dragState.value.startX = 0
+            dragState.value.startY = 0
+            dragState.value.currentY = 0
+            // 确保所有图片都被正确包装在.image-container中
+            wrapOrphanedImages()
+            // 调整已有图片的高度并添加拖拽功能
+            adjustExistingImages()
+          } catch (error) {
+            console.error('Failed to set innerHTML after delay:', error)
+          }
+        }
+      }, 100)
+    }
+  },
+  insertImage,
+})
+</script>
+
+<style scoped>
+.editor-container {
+  display: flex;
+  flex-direction: column;
+  min-height: 100%;
+  background-color: var(--background-card);
+  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
+}
+
+.toolbar {
+  position: fixed;
+  bottom: 0;
+  left: 0;
+  right: 0;
+  display: flex;
+  padding: 0.5rem 0.75rem;
+  border-top: 1px solid var(--border);
+  background-color: var(--background-card);
+  flex-shrink: 0;
+  transform: translateY(100%);
+  transition: transform 0.3s ease;
+  z-index: 1000;
+  /* 确保工具栏能正确获取焦点 */
+  tabindex: 0;
+}
+
+.toolbar.visible {
+  transform: translateY(0);
+}
+
+/* 当虚拟键盘可见时，调整工具栏位置 */
+.toolbar.keyboard-visible {
+  bottom: 0;
+}
+
+/* 使用visualViewport API动态调整工具栏位置 */
+.toolbar.dynamic-position {
+  bottom: calc(100vh - var(--viewport-height, 100vh));
+}
+
+.toolbar.visible {
+  transform: translateY(0);
+}
+
+.toolbar-btn {
+  padding: 0.375rem;
+  margin-right: 0.375rem;
+  border: none;
+  background: transparent;
+  cursor: pointer;
+  border-radius: 0.25rem;
+  transition: background-color 0.2s ease;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  /* 确保按钮能正确获取焦点 */
+  tabindex: 0;
+}
+
+.toolbar-btn:hover {
+  background-color: var(--background-secondary);
+}
+
+.toolbar-btn.active {
+  background-color: var(--primary-light);
+  border: 1px solid var(--border);
+}
+
+.toolbar-icon {
+  width: 1.25rem;
+  height: 1.25rem;
+  opacity: 0.8;
+}
+
+.toolbar-btn.active .toolbar-icon {
+  opacity: 1;
+}
+
+.editor-content {
+  flex: 1;
+  padding: 0 0.625rem 3.75rem 0.625rem; /* 添加底部内边距，防止内容被工具栏遮挡 */
+  outline: none;
+  overflow-y: auto;
+  font-size: var(--editor-font-size, 1rem);
+  line-height: var(--editor-line-height, 1.6);
+  color: var(--note-content);
+  min-height: 100vh;
+  background-color: var(--background-card);
+  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
+  position: relative;
+  /* 基准线样式 */
+  background-image: linear-gradient(to bottom, var(--border) 1px, transparent 1px);
+  background-size: 100% calc(var(--editor-font-size, 1rem) * var(--editor-line-height, 1.6)); /* var(--editor-font-size) * var(--editor-line-height) */
+  background-repeat: repeat-y;
+  background-position: 0 calc((var(--editor-font-size, 1rem) * var(--editor-line-height, 1.6) - var(--editor-font-size, 1rem)) / 2);
+}
+
+.editor-content::before {
+  display: none;
+}
+
+/* 统一处理所有直接子元素的间距 */
+.editor-content > * {
+  margin: 0;
+  padding: 0;
+}
+
+.editor-content:focus,
+.editor-content * {
+  outline: none;
+}
+
+/* 优化段落样式，确保与基准线对齐 */
+:deep(.editor-content p) {
+  margin: 0;
+  line-height: var(--editor-line-height, 1.6);
+  letter-spacing: 0.3px;
+}
+
+/* 自定义内容样式 - 统一行高和间距 */
+:deep(.editor-content h2) {
+  font-size: var(--editor-font-size, 1rem);
+  font-weight: 600;
+  margin: 0;
+  color: var(--note-title);
+  line-height: var(--editor-line-height, 1.6);
+  letter-spacing: 0.3px;
+  text-align: center;
+  position: relative;
+}
+
+:deep(.editor-content blockquote) {
+  border-left: 3px solid var(--primary);
+  padding: 0 1rem 0 1rem;
+  margin: 0;
+  color: var(--text-secondary);
+  background-color: var(--background-secondary);
+  font-style: italic;
+  line-height: var(--editor-line-height, 1.6);
+}
+
+:deep(.quote-container) {
+  position: relative;
+  margin: 0;
+  line-height: var(--editor-line-height, 1.6);
+}
+
+:deep(.quote-icon) {
+  position: absolute;
+  left: 0;
+  top: 0;
+  width: var(--editor-font-size, 1rem);
+  height: var(--editor-font-size, 1rem);
+  margin-top: 0.1875rem;
+  background-image: url('/assets/icons/drawable-xxhdpi/rag_quote.png');
+  background-size: contain;
+  background-repeat: no-repeat;
+  background-position: center;
+}
+
+:deep(.quote-content) {
+  border-left: 3px solid var(--primary);
+  padding: 0 var(--editor-font-size, 1rem) 0 1rem;
+  margin-left: var(--editor-font-size, 1rem);
+  color: var(--text-secondary);
+  background-color: var(--background-secondary);
+  font-style: italic;
+  line-height: var(--editor-line-height, 1.6);
+}
+
+:deep(.editor-content ul) {
+  margin: 0;
+  padding-left: 2rem;
+  position: relative;
+  line-height: var(--editor-line-height, 1.6);
+}
+
+:deep(.editor-content li) {
+  margin: 0;
+  line-height: var(--editor-line-height, 1.6);
+  padding: 0;
+}
+
+:deep(.editor-content strong) {
+  color: var(--text-primary);
+  font-weight: 600;
+}
+
+.editor-content div[style*='text-align: center'] {
+  text-align: center;
+}
+
+:deep(.editor-content .image-container) {
+  display: inline-block;
+  position: relative;
+  margin: calc((var(--editor-line-height, 1.6) * 10) * 1px) auto;
+}
+
+:deep(.editor-content .editor-image) {
+  max-width: 100%;
+  height: auto;
+  display: block;
+  object-fit: cover;
+  box-sizing: border-box;
+  border: 0.625rem solid white;
+  border-radius: 0.2rem;
+  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.18);
+  background: var(--background-secondary);
+  position: relative;
+  outline: none; /* 移除默认焦点轮廓 */
+  user-select: none;
+  -webkit-user-select: none;
+  -moz-user-select: none;
+  -ms-user-select: none;
+  -webkit-touch-callout: none;
+  -webkit-tap-highlight-color: transparent;
+}
+
+:deep(.editor-content .image-delete-btn) {
+  position: absolute;
+  top: 4px;
+  right: 4px;
+  width: 40px;
+  height: 40px;
+  cursor: pointer;
+  z-index: 1000;
+  transition: opacity calc(v-bind(DELETE_BUTTON_DELAY) / 2 * 1ms) ease;
+  /* 使用背景图片而不是背景色和边框，确保图标正确显示 */
+  background-image: url('/assets/icons/drawable-xxhdpi/item_image_btn_unbrella_delete.png');
+  background-size: contain;
+  background-repeat: no-repeat;
+  background-position: center;
+  background-color: transparent; /* 确保背景透明 */
+  pointer-events: none;
+  opacity: 0;
+}
+
+:deep(.editor-content .image-download-btn) {
+  position: absolute;
+  top: 4px;
+  right: 50px; /* 在删除按钮左侧 */
+  width: 40px;
+  height: 40px;
+  cursor: pointer;
+  z-index: 1000;
+  transition: opacity calc(v-bind(DELETE_BUTTON_DELAY) / 2 * 1ms) ease;
+  /* 使用背景图片 */
+  background-image: url('/assets/icons/drawable-xxhdpi/item_image_btn_unbrella_download_image.png');
+  background-size: contain;
+  background-repeat: no-repeat;
+  background-position: center;
+  background-color: transparent;
+  pointer-events: none;
+  opacity: 0;
+}
+
+:deep(.editor-content .image-preview-btn) {
+  position: absolute;
+  top: 4px;
+  right: 96px; /* 在下载按钮左侧 */
+  width: 40px;
+  height: 40px;
+  cursor: pointer;
+  z-index: 1000;
+  transition: opacity calc(v-bind(DELETE_BUTTON_DELAY) / 2 * 1ms) ease;
+  /* 使用背景图片 */
+  background-image: url('/assets/icons/drawable-xxhdpi/item_image_btn_unbrella_preview_image.png');
+  background-size: contain;
+  background-repeat: no-repeat;
+  background-position: center;
+  background-color: transparent;
+  pointer-events: none;
+  opacity: 0;
+}
+
+:deep(.editor-content .image-crop-btn) {
+  position: absolute;
+  top: 4px;
+  right: 142px; /* 在预览按钮左侧 */
+  width: 40px;
+  height: 40px;
+  cursor: pointer;
+  z-index: 1000;
+  transition: opacity calc(v-bind(DELETE_BUTTON_DELAY) / 2 * 1ms) ease;
+  /* 使用背景图片 */
+  background-image: url('/assets/icons/drawable-xxhdpi/item_image_btn_unbrella_edit_image.png');
+  background-size: contain;
+  background-repeat: no-repeat;
+  background-position: center;
+  background-color: transparent;
+  pointer-events: none;
+  opacity: 0;
+}
+
+:deep(.editor-content .image-delete-btn.visible),
+:deep(.editor-content .image-download-btn.visible),
+:deep(.editor-content .image-preview-btn.visible),
+:deep(.editor-content .image-crop-btn.visible) {
+  pointer-events: auto;
+  opacity: 1;
+}
+
+:deep(.editor-content .editor-image.draggable) {
+  cursor: move;
+}
+
+:deep(.editor-content .editor-image.dragging) {
+  opacity: 0.85;
+  transform: scale(0.96);
+  z-index: 999;
+  transition: transform 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.15s ease; /* 优化过渡效果 */
+  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.22);
+  will-change: transform, opacity; /* 提示浏览器优化这些属性 */
+  user-select: none;
+  -webkit-user-select: none;
+  -moz-user-select: none;
+  -ms-user-select: none;
+}
+
+/* 图片交换动画 */
+:deep(.editor-content .editor-image.swap-animation) {
+  transition: transform 0.2s ease-out;
+}
+
+/* 待办事项样式 */
+:deep(.todo-container) {
+  display: flex;
+  align-items: flex-start;
+  margin: 0;
+  line-height: var(--editor-line-height, 1.6);
+  position: relative;
+  padding-left: calc(var(--editor-font-size, 1rem) * 1.5);
+}
+
+:deep(.todo-icon) {
+  width: calc(var(--editor-font-size, 1rem) * 1.5);
+  height: calc(var(--editor-font-size, 1rem) * 1.5);
+  cursor: pointer;
+  flex-shrink: 0;
+  position: absolute;
+  top: 50%;
+  left: 0;
+  transform: translateY(-50%);
+  background-image: url('/assets/icons/drawable-xxhdpi/rtf_icon_gtasks.png');
+  background-size: contain;
+  background-repeat: no-repeat;
+  background-position: center;
+}
+
+:deep(.todo-icon.completed) {
+  background-image: url('/assets/icons/drawable-xxhdpi/rtf_icon_gtasks_light.png');
+}
+
+:deep(.todo-content) {
+  flex: 1;
+  outline: none;
+  line-height: var(--editor-line-height, 1.6);
+  padding: 0;
+  margin: 0;
+}
+</style>