fadeIn与display:none的关系

本文探讨了当一个元素的display属性设置为none时,在该元素上使用fadeIn方法仍然可以让元素显示的现象。这一特性对于前端开发者理解DOM元素的显示隐藏机制至关重要。

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当一个元素的display属性值为none时,在该元素上运用fadeIn该元素依然会显示
<template> <view class="container"> <!-- 顶部用户信息区域 --> <view class="user-info-section"> <view class="avatar-container"> <image src="/static/workbanch/banner/workbench/4.jpg" class="avatar-image" mode="aspectFill" /> <view class="avatar-frame"></view> </view> <!-- 用户信息 --> <view class="user-details"> <text class="welcome-text">您好,</text> <text class="username">{{ userName || '加载中...' }}</text> <view class="user-meta"> <text class="user-role">{{ userRole }}</text> <text class="user-dept">{{ userDept }}</text> <text class="user-phone" v-if="userPhone">电话:{{ userPhone }}</text> </view> </view> </view> <!-- 功能板块区域 --> <view class="function-section"> <!-- 重置密码按钮 --> <view class="function-item" @click="handleResetPassword" @touchstart="handleTouchStart('reset')" @touchend="handleTouchEnd('reset')" > <view class="item-left"> <image src="/static/workbanch/icons/reset-password.png" class="item-icon" /> <text class="item-text">重置密码</text> </view> <view class="arrow-icon">›</view> </view> <!-- 分隔线 --> <view class="divider"></view> <!-- 退出登录按钮 --> <view class="function-item logout-item" @click="handleLogout" @touchstart="handleTouchStart('logout')" @touchend="handleTouchEnd('logout')" > <view class="item-left"> <image src="/static/workbanch/icons/logout.png" class="item-icon" /> <text class="item-text">退出登录</text> </view> <view class="arrow-icon">›</view> </view> </view> <!-- 这里添加了function-section的结束标签 --> <!-- 重置密码弹窗 --> <view v-if="showResetModal" class="modal-overlay" @tap="closeModal"> <view class="modal-content" @tap.stop> <view class="modal-header"> <text class="modal-title">重置密码</text> <text class="modal-close" @tap="closeModal">×</text> </view> <view class="input-group"> <!-- 旧密码输入框 --> <view class="input-item"> <image src="/static/workbanch/icons/lock.png" class="input-icon" /> <input class="password-input" :type="showOldPassword ? 'text' : 'password'" v-model="oldPassword" placeholder="请输入旧密码" placeholder-style="color: #aaa;" /> <view class="eye-icon-wrapper" @tap="togglePasswordVisibility('old')"> <image :src="showOldPassword ? '/static/workbanch/icons/eye-open.png' : '/static/workbanch/icons/eye-close.png'" class="eye-icon" /> </view> </view> <!-- 新密码输入框 --> <view class="input-item"> <image src="/static/workbanch/icons/lock.png" class="input-icon" /> <input class="password-input" :type="showNewPassword ? 'text' : 'password'" v-model="newPassword" placeholder="请输入新密码(6-10位)" placeholder-style="color: #aaa;" /> <view class="eye-icon-wrapper" @tap="togglePasswordVisibility('new')"> <image :src="showNewPassword ? '/static/workbanch/icons/eye-open.png' : '/static/workbanch/icons/eye-close.png'" class="eye-icon" /> </view> </view> <!-- 确认密码输入框 --> <view class="input-item"> <image src="/static/workbanch/icons/lock.png" class="input-icon" /> <input class="password-input" :type="showConfirmPassword ? 'text' : 'password'" v-model="confirmPassword" placeholder="请确认新密码" placeholder-style="color: #aaa;" /> <view class="eye-icon-wrapper" @tap="togglePasswordVisibility('confirm')"> <image :src="showConfirmPassword ? '/static/workbanch/icons/eye-open.png' : '/static/workbanch/icons/eye-close.png'" class="eye-icon" /> </view> </view> </view> <!-- 按钮区域 --> <view class="modal-buttons"> <view class="cancel-btn" @tap="closeModal">取消</view> <view class="confirm-btn" @tap="handleSavePassword">保存</view> </view> </view> </view> </view> </template> <script setup> import { ref } from 'vue'; import { onShow, onTabItemTap } from '@dcloudio/uni-app'; // 用户信息相关 const userName = ref(''); const userRole = ref(''); const userDept = ref(''); const userPhone = ref(''); //重置密码 const showResetModal = ref(false); const oldPassword = ref(''); const newPassword = ref(''); const confirmPassword = ref(''); const showOldPassword = ref(false); const showNewPassword = ref(false); const showConfirmPassword = ref(false); // 触摸状态 const touchState = ref({ reset: false, logout: false }); // 页面显示时加载数据 onShow(() => { // console.log('onShow 被触发'); loadUserInfo(); // 加载用户信息 }); // tabbar 页面被点击时触发 onTabItemTap(() => { // console.log('tabbar 页面被点击'); loadUserInfo(); // 强制刷新数据 }); const forceRefresh = true; // 加载用户信息 const loadUserInfo = async () => { try { const userInfo = uni.getStorageSync('userInfo'); // console.log('本地缓存 userInfo:', userInfo); if (!forceRefresh && userInfo && userInfo.userName) { // 使用缓存 userName.value = userInfo.nickName || userInfo.userName || '未知用户'; userRole.value = userInfo.roles?.[0]?.roleName || '普通用户'; userDept.value = userInfo.dept?.deptName || '未分配部门'; userPhone.value = userInfo.phonenumber || '暂无电话'; } else { // console.log('开始请求用户信息...'); const res = await uni.request({ url: 'http://172.26.26.43/dev-api/system/user/profile', method: 'GET', header: { 'Authorization': 'Bearer ' + uni.getStorageSync('token') } }); // console.log('接口返回结果:', res); if (res.statusCode === 200 && res.data.code === 200) { const userData = res.data.data; uni.setStorageSync('userInfo', userData); userName.value = userData.nickName || userData.userName || '未知用户'; userRole.value = userData.roles?.[0]?.roleName || '普通用户'; userDept.value = userData.dept?.deptName || '未分配部门'; userPhone.value = userData.phonenumber || '暂无电话'; } else { uni.showToast({ title: '获取用户信息失败', icon: 'none' }); uni.redirectTo({ url: '/pages/login/login' }); } } } catch (error) { console.error('加载用户信息失败:', error); uni.showToast({ title: '加载用户信息失败', icon: 'none' }); uni.redirectTo({ url: '/pages/login/login' }); } }; // 处理触摸开始 const handleTouchStart = (type) => { touchState.value[type] = true; }; // 处理触摸结束 const handleTouchEnd = (type) => { touchState.value[type] = false; }; // 处理重置密码按钮点击 const handleResetPassword = () => { uni.vibrateShort(); // 添加震动反馈 showResetModal.value = true; // 重置表单 oldPassword.value = ''; newPassword.value = ''; confirmPassword.value = ''; showOldPassword.value = false; showNewPassword.value = false; showConfirmPassword.value = false; }; // 切换密码可见性 const togglePasswordVisibility = (type) => { switch (type) { case 'old': showOldPassword.value = !showOldPassword.value; break; case 'new': showNewPassword.value = !showNewPassword.value; break; case 'confirm': showConfirmPassword.value = !showConfirmPassword.value; break; } }; // 关闭弹窗 const closeModal = () => { showResetModal.value = false; }; // 保存密码 const handleSavePassword = async () => { // 表单验证 if (!oldPassword.value || !newPassword.value || !confirmPassword.value) { uni.showToast({ title: '请填写所有密码字段', icon: 'none' }); return; } if (newPassword.value.length < 6 || newPassword.value.length > 10) { uni.showToast({ title: '密码长度需在6-10位之间', icon: 'none' }); return; } if (newPassword.value !== confirmPassword.value) { uni.showToast({ title: '两次输入的新密码不一致', icon: 'none' }); return; } // 调用API try { const token = uni.getStorageSync('token'); if (!token) { uni.showToast({ title: '请重新登录', icon: 'none' }); return; } const res = await uni.request({ url: 'http://172.26.26.43/dev-api/system/user/profile/updatePwd', method: 'PUT', header: { 'Authorization': `Bearer ${token}`, 'Content-Type': 'application/json' }, data: { oldPassword: oldPassword.value, newPassword: newPassword.value } }); // 处理响应 if (res.statusCode === 200 && res.data.code === 200) { uni.showToast({ title: '密码修改成功,请重新登录', icon: 'success', duration: 2000 }); // 延迟执行跳转 setTimeout(() => { // 清除用户数据 uni.removeStorageSync('token'); uni.removeStorageSync('userInfo'); // uni.removeStorageSync('savedUsername'); // 跳转到登录页 uni.reLaunch({ url: '/pages/login/login' }); }, 2000); closeModal(); } else { const errorMsg = res.data.msg || '密码修改失败'; uni.showToast({ title: errorMsg, icon: 'none' }); } } catch (error) { console.error('修改密码失败:', error); uni.showToast({ title: '请求失败,请稍后再试', icon: 'none' }); } }; // 处理退出登录 const handleLogout = () => { uni.vibrateShort(); // 添加震动反馈 uni.showModal({ title: '确认退出', content: '您确定要退出当前账号吗?', confirmText: '退出登录', confirmColor: '#e74c3c', success: (res) => { if (res.confirm) { // 清除用户相关数据 uni.removeStorageSync('token'); uni.removeStorageSync('userInfo'); uni.removeStorageSync('savedUsername'); // 显示退出提示 uni.showToast({ title: '已退出登录', icon: 'success', duration: 1500 }); // 跳转到登录页 setTimeout(() => { uni.reLaunch({ url: '/pages/login/login' }); }, 1500); } } }); }; </script> <style lang="scss" scoped> .container { padding: 20rpx; background-color: #f5f7fa; min-height: 100vh; } /* 用户信息区域样式 */ .user-info-section { display: flex; align-items: center; padding: 30rpx; margin: 20rpx 0; background: linear-gradient(135deg, #3498db, #8e44ad); color: white; position: relative; overflow: hidden; border-radius: 24rpx; &::before { content: ''; position: absolute; top: -50%; right: -50%; width: 200%; height: 200%; background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 70%); pointer-events: none; } } .user-phone { display: block; font-size: 24rpx; // margin-top: 10rpx; color: rgba(255, 255, 255, 0.8); background: rgba(255, 255, 255, 0.2); padding: 4rpx 12rpx; border-radius: 20rpx; backdrop-filter: blur(10px); } .avatar-container { position: relative; width: 120rpx; height: 120rpx; margin-right: 30rpx; } .avatar-image { width: 100%; height: 100%; border-radius: 50%; background-color: #fff; } .avatar-frame { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 4rpx solid rgba(255, 255, 255, 0.3); border-radius: 50%; box-sizing: border-box; } .user-details { flex: 1; } .welcome-text { font-size: 28rpx; opacity: 0.9; } .username { display: block; font-size: 40rpx; font-weight: bold; margin: 8rpx 0; text-shadow: 0 2rpx 4rpx rgba(0, 0, 0, 0.2); } .user-meta { display: flex; flex-wrap: wrap; gap: 15rpx; margin-top: 15rpx; } .user-role, .user-dept { font-size: 24rpx; background: rgba(255, 255, 255, 0.2); padding: 4rpx 12rpx; border-radius: 20rpx; backdrop-filter: blur(10px); } /* 功能板块区域 */ .function-section { background-color: #fff; border-radius: 24rpx; margin: 30rpx 40rpx; /* 左右边距增加 */ box-shadow: 0 4rpx 20rpx rgba(0, 0, 0, 0.05); overflow: hidden; } .function-item { display: flex; align-items: center; justify-content: space-between; padding: 30rpx 35rpx; /* 增加左右内边距 */ position: relative; transition: all 0.2s ease; /* 点击效果 - 缩放 */ &:active { transform: scale(0.98); background-color: #f8f8f8; } /* 触摸效果 - 高亮 */ &.touch-active { background-color: #f0f9ff; transform: scale(0.98); .item-text { font-weight: bold; } } } .logout-item { .item-text { color: #e74c3c; } &.touch-active { background-color: #fff0f0; } } .item-left { display: flex; align-items: center; } .item-icon { width: 44rpx; height: 44rpx; margin-right: 20rpx; transition: transform 0.2s ease; .touch-active & { transform: scale(1.1); } } .item-text { font-size: 32rpx; color: #333; transition: all 0.2s ease; .touch-active & { transform: translateX(5px); } } .arrow-icon { font-size: 40rpx; color: #999; transform: scale(1.5, 1.5); transition: all 0.2s ease; .touch-active & { transform: scale(1.5, 1.5) translateX(-5px); } } .divider { height: 1rpx; background-color: #f0f0f0; margin: 0 35rpx; /* 内边距一致 */ } /* 动画效果 */ @keyframes pulse { 0% { transform: scale(1); } 50% { transform: scale(1.05); } 100% { transform: scale(1); } } .pulse { animation: pulse 0.3s ease; } /* 重置密码弹窗*/ .modal-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background-color: rgba(0, 0, 0, 0.5); display: flex; justify-content: center; align-items: center; z-index: 9999; animation: fadeIn 0.3s ease; } @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } } .modal-content { background-color: #fff; width: 80%; max-width: 600rpx; border-radius: 24rpx; overflow: hidden; box-shadow: 0 10rpx 40rpx rgba(0, 0, 0, 0.2); animation: slideUp 0.3s ease; } @keyframes slideUp { from { transform: translateY(100rpx); opacity: 0; } to { transform: translateY(0); opacity: 1; } } .modal-header { display: flex; justify-content: space-between; align-items: center; padding: 30rpx; background-color: #f8f8f8; border-bottom: 1rpx solid #eee; } .modal-title { font-size: 34rpx; font-weight: bold; color: #333; } .modal-close { font-size: 40rpx; color: #999; padding: 10rpx 20rpx; } .input-group { padding: 30rpx; } .input-item { display: flex; align-items: center; margin-bottom: 30rpx; padding-bottom: 15rpx; border-bottom: 1rpx solid #eee; position: relative; &:last-child { margin-bottom: 0; } } .input-icon { width: 36rpx; height: 36rpx; margin-right: 20rpx; opacity: 0.7; } .eye-icon-wrapper { position: absolute; right: 10rpx; top: 50%; transform: translateY(-50%); width: 60rpx; height: 60rpx; display: none; align-items: center; justify-content: center; z-index: 100; touch-action: manipulation; background-color: rgba(255, 255, 255, 0.8); border-radius: 50%; pointer-events: auto; // 确保点击事件有效 &:active { background-color: rgba(200, 200, 200, 0.8); transform: translateY(-50%) scale(0.95); } } .eye-icon { width: 40rpx; height: 40rpx; opacity: 0.7; transition: opacity 0.2s; } .password-input { flex: 1; height: 70rpx; /* 增加高度 */ font-size: 32rpx; color: #333; padding-right: 80rpx; /* 增加右侧内边距 */ } .modal-buttons { display: flex; border-top: 1rpx solid #eee; } .cancel-btn, .confirm-btn { flex: 1; height: 90rpx; line-height: 90rpx; font-size: 32rpx; border-radius: 0; background: none; position: relative; &::after { content: ''; position: absolute; top: 0; bottom: 0; width: 1rpx; background-color: #eee; } } .cancel-btn { color: #666; &:active { background-color: #f8f8f8; } } .confirm-btn { color: #3498db; font-weight: bold; &:active { background-color: #f0f9ff; } } .confirm-btn::after { left: 0; } .cancel-btn::after { display: none; } </style> 我想要点击重置密码弹出的密码输入框动态绑定type,图标设置click事件,v-show控制图标,定义showPassword == false默认闭眼,点击图标时showPassword 取反。showPassword.value == false时,type为password(密码不显示);showPassword.value == true,type为text(密码显示) ———————————————— 版权声明:本文为优快云博主「sirenaki」的原创文章,遵循CC 4.0 BY-SA版权协议,转载请附上原文出处链接及本声明。 原文链接:https://blog.youkuaiyun.com/m0_69688393/article/details/128250281
最新发布
08-08
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