@frontend_worker/search-selector/src/styles/animation/index.less

《远程搜索+单选》组件区别于element-ui或iview组件库的select远程搜索， ①将头部显示的值和下拉选项显示的值独立开来， ②避免远程加载时头部默认值显示异常， ③支持插槽自定义 ④将搜索框值放置于下拉弹框里面

.motion-common(@time) {
    animation-duration: @time;
    animation-fill-mode: both;
}

.make-motion(@className, @keyframeName, @time: @animation-time) {
    .@{className}-enter-active, .@{className}-appear {
        .motion-common(@time);
        animation-play-state: paused;
    }
    .@{className}-leave-active {
        .motion-common(@time);
        animation-play-state: paused;
    }
    .@{className}-enter-active, .@{className}-appear {
        animation-name: ~"@{keyframeName}In";
        animation-play-state: running;
    }
    .@{className}-leave-active {
        animation-name: ~"@{keyframeName}Out";
        animation-play-state: running;
    }
}

@import "fade";
@import "ease";
@import "slide";

.collapse-transition {
    transition: @transition-time height ease-in-out, @transition-time padding-top ease-in-out, @transition-time padding-bottom ease-in-out;
}