File size: 2,127 Bytes
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/**
* 导航进度条组件
* 在页面顶部显示加载进度，提供导航反馈
*/
import { computed } from 'vue'
import { useNavigationLoadingState } from '@/composables/useNavigationLoading'
const { isLoading } = useNavigationLoadingState()
// 进度条可见性
const isVisible = computed(() => isLoading.value)
</script>
<template>
<Transition name="progress-fade">
<div
v-show="isVisible"
class="navigation-progress"
role="progressbar"
aria-label="Loading"
aria-valuenow="0"
aria-valuemin="0"
aria-valuemax="100"
>
<div class="navigation-progress-bar" />
</div>
</Transition>
</template>
<style scoped>
.navigation-progress {
position: fixed;
top: 0;
left: 0;
right: 0;
height: 3px;
z-index: 9999;
overflow: hidden;
background: transparent;
}
.navigation-progress-bar {
height: 100%;
width: 100%;
background: linear-gradient(
90deg,
transparent 0%,
theme('colors.primary.400') 20%,
theme('colors.primary.500') 50%,
theme('colors.primary.400') 80%,
transparent 100%
);
animation: progress-slide 1.5s ease-in-out infinite;
}
/* 暗色模式下的进度条颜色 */
:root.dark .navigation-progress-bar {
background: linear-gradient(
90deg,
transparent 0%,
theme('colors.primary.500') 20%,
theme('colors.primary.400') 50%,
theme('colors.primary.500') 80%,
transparent 100%
);
}
/* 进度条滑动动画 */
@keyframes progress-slide {
0% {
transform: translateX(-100%);
}
100% {
transform: translateX(100%);
}
}
/* 淡入淡出过渡 */
.progress-fade-enter-active {
transition: opacity 0.15s ease-out;
}
.progress-fade-leave-active {
transition: opacity 0.3s ease-out;
}
.progress-fade-enter-from,
.progress-fade-leave-to {
opacity: 0;
}
/* 减少动画模式 */
@media (prefers-reduced-motion: reduce) {
.navigation-progress-bar {
animation: progress-pulse 2s ease-in-out infinite;
}
@keyframes progress-pulse {
0%,
100% {
opacity: 0.4;
}
50% {
opacity: 1;
}
}
}
</style>
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