【sgUploadTray】上传托盘自定义组件，可实时查看上传列表进度

特性：

1. 可以全屏
2. 可以还原尺寸
3. 可以最小化
4. 可以回到右下角默认位置
5. 支持删除队列数据

sgUploadTray源码

<template><div :class="$options.name" :show="show" :size="traySize"><div class="upload-list"><div class="header" ref="header" @dblclick.stop.prevent="dblclickHeader"><div class="left"><div class="title"><span>上传队列：{{ uploadList.length }}个文件</span></div></div><div class="right"><div v-if="traySize !== 'lg' && showRightBottomBtn" @click.stop="toRightBottomPosition" title="回到原来的位置"><i class="el-icon-bottom-right"></i></div><div v-if="traySize !== 'mn'" @click.stop="traySize = 'mn'" title="最小化"><i class="el-icon-minus"></i></div><div v-if="traySize !== 'md'" @click.stop="traySize = 'md'" title="还原"><i :class="traySize === 'lg' ? 'el-icon-copy-document' : 'el-icon-d-caret'"></i></div><div v-if="traySize !== 'lg'" @click.stop="traySize = 'lg'" title="全屏"><i class="el-icon-full-screen"></i></div><div @click.stop="close"><i class="el-icon-close"></i></div></div></div><div class="file-list"><ul><li v-for="(a, i) in uploadList" :key="i"><div class="left"><span class="name" :title="a.name">{{ a.name }}</span><el-tag class="size" size="mini">{{ getSize(a.size) }}</el-tag><el-progress class="progress" :percentage="a.percent"></el-progress></div><div class="right"><span class="tip" :color="a.color">{{ a.tip }}</span><el-button class="remove-icon-btn" type="primary" icon="el-icon-close" size="mini" plain circle@click.stop="remove(a)"></el-button></div></li></ul></div></div><sgDragMove :data="dragMoveDoms" nearPadding="50" :disabled="traySize === 'lg'"@dragStart="$emit(`dragStart`, dragMoveDoms)"@dragging="showRightBottomBtn = true; $emit(`dragging`, dragMoveDoms)"@dragEnd="$emit(`dragEnd`, dragMoveDoms)" /></div>
</template><script>
import sgDragMove from "@/vue/components/admin/sgDragMove";
export default {name: 'sgUploadTray',components: {sgDragMove},data() {return {show: false,showRightBottomBtn: false,traySize: 'md',//lg全屏、md普通、mn最小uploadList: [],dragMoveDoms: [/* {canDragDom: elementDOM,//可以拖拽的位置元素moveDom: elementDOM,//拖拽同步移动的元素} */],//可以拖拽移动的物体}},props: ["data", "value"],watch: {value: {handler(d) {this.show = d}, deep: true, immediate: true,},show: {handler(d) {this.$emit(`input`, d);}, deep: true, immediate: true,},data: {handler(d) {this.uploadList = d;}, deep: true, immediate: true,},},mounted() {this.dragMoveDoms = [{canDragDom: this.$refs.header,//托盘的头部可以拖拽moveDom: this.$el,//拖拽的时候，整个上传列表一起跟随移动}];},methods: {toRightBottomPosition(d) {this.showRightBottomBtn = false;let rect = this.$el.getBoundingClientRect();this.$el.style = {left: innerWidth - rect.width + "px",top: innerHeight - rect.height + "px",}},dblclickHeader(d) {switch (this.traySize) {case 'lg':this.traySize = 'md'break;case 'md':this.traySize = 'mn'break;case 'mn':this.traySize = 'md'break;default:}},close(d) {let stopUploadList = this.uploadList.filter(v => v.percent < 100 && (v.type !== 'error' && v.type !== 'success'));if (stopUploadList && stopUploadList.length) {this.$confirm(`您还有正在上传中的文件，确定要取消吗？`, `提示`, { dangerouslyUseHTMLString: true, confirmButtonText: `确定`, cancelButtonText: `取消`, type: "warning" }).then(() => {this.show = false;this.$emit(`stopUpload`, stopUploadList);}).catch(() => {});} else {this.show = false;}},remove(d) {if (d.type === 'error' || d.type === 'success') {this.uploadList.splice(this.uploadList.findIndex(v => v.uid == d.uid), 1)} else if (d.percent < 100) {this.$confirm(`${d.name}正在上传中，确定要取消吗？`, `提示`, { dangerouslyUseHTMLString: true, confirmButtonText: `确定`, cancelButtonText: `取消`, type: "warning" }).then(() => {this.$emit(`stopUpload`, [d]);}).catch(() => {});} else {this.uploadList.splice(this.uploadList.findIndex(v => v.uid == d.uid), 1)}},getSize(d) {let r = '';d < 1024 && (r = d + 'B');d > 1024 && (r = (d / 1024).toFixed(2) + 'KB');d > 1024 * 1024 && (r = (d / (1024 * 1024)).toFixed(2) + 'MB');d > 1024 * 1024 * 1024 && (r = (d / (1024 * 1024 * 1024)).toFixed(2) + 'GB');return r},}
};
</script><style lang="scss" scoped>
.sgUploadTray {$width: 600px; //托盘宽度$listMaxHeight: $width; //托盘宽度$rightWidth: 200px; //右侧宽度$sizeWidth: 100px; //文件大小宽度宽度$progressWidth: 50px; //进度条宽度$tipWidth: 100px; //提示文本宽度// ----------------------------------------position: fixed;z-index: 2;right: 10px;bottom: 10px;width: $width;background-color: white;box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);border-radius: 4px;overflow: hidden;border: 1px solid #eee;font-size: 14px;display: none;&[show] {display: block;}&[size="lg"] {left: 0 !important;top: 0 !important;width: 100vw;height: 100vh;transition: none;}&[size="md"] {width: $width;height: revert;}&[size="mn"] {width: $width;height: 56px;}.upload-list {display: flex;flex-direction: column;box-sizing: border-box;padding-bottom: 20px;width: 100%;.header {flex-shrink: 0;font-size: 16px;font-weight: bold;width: 100%;box-sizing: border-box;padding: 20px;/*从上往下线性渐变背景*/background: linear-gradient(#743a7211, white);color: #743a72;display: flex;justify-content: space-between;align-items: center;.left {flex-grow: 1;.title {}}.right {display: flex;align-items: center;justify-content: flex-end;flex-shrink: 0;&>* {margin-left: 10px;cursor: pointer;pointer-events: auto;&:hover {opacity: 0.618;}}}}.file-list {width: 100%;flex-grow: 1;overflow-y: auto;max-height: $listMaxHeight;box-sizing: border-box;padding: 0 20px;ul {width: 100%;li {line-height: 1.6;box-sizing: border-box;padding: 10px;border-radius: 4px;display: flex;justify-content: space-between;align-items: center;width: 100%;.left {display: flex;align-items: center;.name {margin-right: 10px;max-width: $width - $sizeWidth - $progressWidth - $rightWidth - 20px;overflow: hidden;white-space: nowrap;text-overflow: ellipsis;}.size {margin-right: 10px;max-width: $sizeWidth;/*单行省略号*/overflow: hidden;white-space: nowrap;text-overflow: ellipsis;}.progress {max-width: $progressWidth;}}.right {display: flex;align-items: center;justify-content: flex-end;max-width: $rightWidth;.tip {margin-right: 10px;max-width: $tipWidth;overflow: hidden;white-space: nowrap;text-overflow: ellipsis;&[color="red"] {color: #F56C6C;}&[color="green"] {color: #67C23A;}&[color="blue"] {color: #409EFF;}}.btns {.remove-icon-btn {width: 20px;height: 20px;}}}// cursor: pointer;&:hover {background-color: #743a7211;color: #743a72;}}}}}
}
</style>

这里面用到的sgDragMove组件在这里【sgDragMove】自定义拖拽组件，仅支持拖拽、设置吸附屏幕边界距离_你挚爱的强哥的博客-CSDN博客【sgDragMove】自定义拖拽组件，仅支持拖拽、设置吸附屏幕边界距离。https://blog.csdn.net/qq_37860634/article/details/131721634