add bar code

src/App.vue

@@ -238,7 +238,7 @@ import TheWelcome from './components/TheWelcome.vue'
 						<div class="table-panel" @click="tablePanel" @mousemove="ceshi"></div>
 					</div>
 					<div class="menu-item__image" @click="getSelectImage">
-						<i title="图片"></i>
+						<i title="图片">{{ count }}</i>
 						<input @change.stop="selectImage" type="file" id="image" accept=".png, .jpg, .jpeg, .svg, .gif">
 					</div>
 					<!-- <div class="menu-item__code" @click="getSelectQrCode">
@@ -511,6 +511,7 @@ import JsBarcode from 'jsbarcode'
 export default {
 	data() {
 		return {
+			count:'',
 			fieldArr: [],
 			confShow: false,
 			tableCol: 4,
@@ -1138,11 +1139,27 @@ export default {
 					_this.imageType = type
 					//console.log('type', type)
 					_this.gageImage()
-					
+					_this.startTimer()
 				}
 			})
 			
 		},
+		startTimer() {
+			this.count = 9
+			this.timer = setInterval(() => {
+				// 强制Vue重新计算computed属性
+				this.count--
+				if(this.count <= 0) {
+					this.clearTimer()
+				}
+			}, 1000);
+		},
+		clearTimer() {
+			clearInterval(this.timer)
+			this.timer = null
+			this.count = ''
+			this.flag = false
+		},
 		gageImage() {
 			const imageFileDom = document.querySelector('#image')
 			imageFileDom.click(function(event){
@@ -1175,7 +1192,7 @@ export default {
 					imageFileDom.value = ''
 				}
 			}
-			this.flag = false
+			this.clearTimer()
 		},
 		selectQrCode(event) {
 			let _this = this