nanocode/wanandroid/uniapp_android/App.vue

<template>
  <view>
    <!-- 页面内容 -->
  </view>
</template>

<script>
export default {
  onLaunch: function() {
    console.log('玩Android Material Design App Launch')
    this.initApp()
  },
  onShow: function() {
    console.log('App Show')
  },
  onHide: function() {
    console.log('App Hide')
  },
  methods: {
    initApp() {
      // 设置状态栏样式
      if (uni.getSystemInfoSync().platform === 'android') {
        uni.setNavigationBarColor({
          frontColor: '#ffffff',
          backgroundColor: '#6200EE'
        })
      }
      
      // 检查网络状态
      this.checkNetwork()
    },
    
    checkNetwork() {
      uni.getNetworkType({
        success: (res) => {
          console.log('网络类型:', res.networkType)
          if (res.networkType === 'none') {
            uni.showToast({
              title: '网络连接不可用',
              icon: 'none',
              duration: 3000
            })
          }
        }
      })
    }
  }
}
</script>

<style>
/* Material Design 全局样式 */

/* 页面基础样式 */
page {
  background-color: #F5F5F5;
  font-family: 'Roboto', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 卡片样式 - Material Design Elevation */
.card {
  background: #FFFFFF;
  border-radius: 12px;
  padding: 16px;
  margin: 8px 16px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover, .card:active {
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
}

/* 文字样式 */
.text-title {
  font-size: 20px;
  font-weight: 500;
  color: #212121;
  line-height: 1.4;
}

.text-subtitle {
  font-size: 16px;
  font-weight: 400;
  color: #424242;
  line-height: 1.5;
}

.text-body {
  font-size: 14px;
  font-weight: 400;
  color: #616161;
  line-height: 1.6;
}

.text-caption {
  font-size: 12px;
  font-weight: 400;
  color: #9E9E9E;
  line-height: 1.4;
}

/* 按钮样式 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 16px;
  border-radius: 18px;
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  border: none;
  outline: none;
}

.btn-primary {
  background-color: #6200EE;
  color: #FFFFFF;
}

.btn-primary:active {
  background-color: #3700B3;
  transform: scale(0.98);
}

.btn-outline {
  background-color: transparent;
  color: #6200EE;
  border: 1px solid #6200EE;
}

.btn-outline:active {
  background-color: rgba(98, 0, 238, 0.08);
}

/* 输入框样式 */
.input {
  height: 48px;
  padding: 0 12px;
  border-radius: 4px;
  border: 1px solid #E0E0E0;
  font-size: 16px;
  color: #212121;
  background: #FFFFFF;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.input:focus {
  border-color: #6200EE;
  box-shadow: 0 0 0 2px rgba(98, 0, 238, 0.2);
}

/* 列表项样式 */
.list-item {
  display: flex;
  align-items: center;
  padding: 16px;
  background: #FFFFFF;
  border-bottom: 1px solid #EEEEEE;
  transition: background-color 0.3s;
}

.list-item:active {
  background-color: #F5F5F5;
}

.list-item:last-child {
  border-bottom: none;
}

/* 加载状态 */
.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid #E0E0E0;
  border-top: 3px solid #6200EE;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 16px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* 空状态 */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 32px;
  text-align: center;
}

.empty-icon {
  font-size: 64px;
  color: #BDBDBD;
  margin-bottom: 24px;
}

.empty-text {
  font-size: 16px;
  color: #757575;
  margin-bottom: 16px;
}

/* 错误状态 */
.error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 32px;
  text-align: center;
}

.error-icon {
  font-size: 64px;
  color: #F44336;
  margin-bottom: 24px;
}

.error-text {
  font-size: 16px;
  color: #D32F2F;
  margin-bottom: 24px;
}

/* 分割线 */
.divider {
  height: 1px;
  background-color: #EEEEEE;
  margin: 8px 0;
}

/* 阴影等级 */
.elevation-1 {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
}

.elevation-2 {
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
}

.elevation-3 {
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23);
}

/* 响应式工具类 */
.flex {
  display: flex;
}

.flex-column {
  flex-direction: column;
}

.flex-row {
  flex-direction: row;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.flex-1 {
  flex: 1;
}

.w-full {
  width: 100%;
}

.h-full {
  height: 100%;
}

.p-4 {
  padding: 16px;
}

.m-4 {
  margin: 16px;
}

.mt-4 {
  margin-top: 16px;
}

.mb-4 {
  margin-bottom: 16px;
}

.ml-4 {
  margin-left: 16px;
}

.mr-4 {
  margin-right: 16px;
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
  page {
    background-color: #121212;
  }
  
  .card {
    background: #1E1E1E;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  }
  
  .text-title {
    color: #FFFFFF;
  }
  
  .text-subtitle {
    color: #E0E0E0;
  }
  
  .text-body {
    color: #B0B0B0;
  }
  
  .list-item {
    background: #1E1E1E;
    border-bottom-color: #333333;
  }
  
  .list-item:active {
    background-color: #2D2D2D;
  }
  
  .input {
    background: #2D2D2D;
    border-color: #424242;
    color: #FFFFFF;
  }
}
</style>