移动端更新

resources/mobile/components/sc-tabbar/index.vue

@@ -0,0 +1,217 @@
+<template>
+  <view class="sc-tabbar" :class="[{ 'sc-tabbar--fixed': fixed }, customClass]">
+    <view
+      v-for="(item, index) in list"
+      :key="index"
+      class="sc-tabbar__item"
+      :class="{ 'sc-tabbar__item--active': currentIndex === index }"
+      @click="handleClick(index, item)"
+    >
+      <view class="sc-tabbar__icon">
+        <slot name="icon" :item="item" :index="index" :active="currentIndex === index">
+          <text
+            class="iconfont sc-tabbar__icon-text"
+            :class="currentIndex === index ? item.selectedIconPath || item.iconPath : item.iconPath"
+          ></text>
+        </slot>
+        <view v-if="item.badge && item.badge !== '0'" class="sc-tabbar__badge">
+          <text class="sc-tabbar__badge-text">{{ item.badge }}</text>
+        </view>
+        <view v-if="item.dot" class="sc-tabbar__dot"></view>
+      </view>
+      <text class="sc-tabbar__text">{{ item.text }}</text>
+    </view>
+    <view v-if="safeAreaInsetBottom" class="sc-tabbar__safearea"></view>
+  </view>
+</template>
+
+<script setup>
+import { ref, watch, onMounted } from 'vue'
+
+const props = defineProps({
+  // tab 列表
+  list: {
+    type: Array,
+    default: () => []
+  },
+  // 当前选中的索引
+  modelValue: {
+    type: Number,
+    default: 0
+  },
+  // 是否固定在底部
+  fixed: {
+    type: Boolean,
+    default: true
+  },
+  // 是否开启底部安全区适配
+  safeAreaInsetBottom: {
+    type: Boolean,
+    default: true
+  },
+  // 选中颜色
+  activeColor: {
+    type: String,
+    default: '#007AFF'
+  },
+  // 未选中颜色
+  inactiveColor: {
+    type: String,
+    default: '#999999'
+  },
+  // 背景颜色
+  bgColor: {
+    type: String,
+    default: '#FFFFFF'
+  },
+  // 边框颜色
+  borderColor: {
+    type: String,
+    default: '#E5E5E5'
+  },
+  // 自定义类名
+  customClass: {
+    type: String,
+    default: ''
+  }
+})
+
+const emit = defineEmits(['update:modelValue', 'change', 'click'])
+
+const currentIndex = ref(props.modelValue)
+
+// 监听外部 modelValue 变化
+watch(() => props.modelValue, (newVal) => {
+  currentIndex.value = newVal
+})
+
+// 处理点击事件
+const handleClick = (index, item) => {
+  if (currentIndex.value === index) return
+
+  currentIndex.value = index
+  emit('update:modelValue', index)
+  emit('change', index, item)
+  emit('click', index, item)
+}
+
+// 获取当前激活的 tab
+const getCurrentTab = () => {
+  return props.list[currentIndex.value]
+}
+
+// 暴露方法给父组件
+defineExpose({
+  getCurrentTab
+})
+</script>
+
+<style scoped lang="scss">
+.sc-tabbar {
+  display: flex;
+  align-items: center;
+  justify-content: space-around;
+  width: 100%;
+  height: 100rpx;
+  background: v-bind('bgColor');
+  border-top: 1rpx solid v-bind('borderColor');
+  position: relative;
+  z-index: 999;
+
+  &--fixed {
+    position: fixed;
+    bottom: 0;
+    left: 0;
+  }
+
+  &__item {
+    flex: 1;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    height: 100%;
+    position: relative;
+    transition: all 0.3s ease;
+
+    &--active {
+      .sc-tabbar__text {
+        color: v-bind('activeColor');
+      }
+    }
+  }
+
+  &__icon {
+    position: relative;
+    width: 48rpx;
+    height: 48rpx;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    margin-bottom: 4rpx;
+  }
+
+  &__icon-text {
+    font-size: 48rpx;
+    color: v-bind('inactiveColor');
+    transition: color 0.3s ease;
+
+    .sc-tabbar__item--active & {
+      color: v-bind('activeColor');
+    }
+  }
+
+  &__text {
+    font-size: 20rpx;
+    line-height: 28rpx;
+    color: v-bind('inactiveColor');
+    transition: color 0.3s ease;
+  }
+
+  // 徽标样式
+  &__badge {
+    position: absolute;
+    top: 0;
+    right: -8rpx;
+    min-width: 32rpx;
+    height: 32rpx;
+    padding: 0 8rpx;
+    background: #FF4444;
+    border-radius: 16rpx;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    transform: translate(100%, -50%);
+
+    &-text {
+      font-size: 20rpx;
+      line-height: 28rpx;
+      color: #FFFFFF;
+      white-space: nowrap;
+    }
+  }
+
+  // 圆点样式
+  &__dot {
+    position: absolute;
+    top: 0;
+    right: 0;
+    width: 16rpx;
+    height: 16rpx;
+    background: #FF4444;
+    border-radius: 50%;
+    transform: translate(100%, -50%);
+  }
+
+  // 底部安全区
+  &__safearea {
+    position: absolute;
+    bottom: 0;
+    left: 0;
+    right: 0;
+    height: 0;
+    padding-bottom: constant(safe-area-inset-bottom);
+    padding-bottom: env(safe-area-inset-bottom);
+  }
+}
+</style>