From c4911f853e9c1c3ed6d1aeca934479e9043ec4d1 Mon Sep 17 00:00:00 2001
From: Tevin <tingquanren@163.com>
Date: Mon, 20 Mar 2023 18:41:19 +0800
Subject: [PATCH] 增加跨端通讯，全局通知容错能力
---
plugins/qrcode/CQRCode.vue | 13 ++++++++++---
1 files changed, 10 insertions(+), 3 deletions(-)
diff --git a/plugins/qrcode/CQRCode.vue b/plugins/qrcode/CQRCode.vue
index ef9fe4a..8acaae5 100644
--- a/plugins/qrcode/CQRCode.vue
+++ b/plugins/qrcode/CQRCode.vue
@@ -33,7 +33,9 @@
},
},
data() {
- return {};
+ return {
+ lastContent: '',
+ };
},
methods: {
_renderQRCode(canvasDom) {
@@ -58,9 +60,14 @@
const canvasBox = $(this.$refs.canvas.$el);
const finderTimer = setInterval(() => {
const canvasDom = canvasBox.find('canvas');
- if (canvasDom.length > 0) {
- this._renderQRCode(canvasDom[0]);
+ if (canvasDom.length === 0) {
+ return;
}
+ if (this.lastContent === this.content) {
+ return;
+ }
+ this._renderQRCode(canvasDom[0]);
+ this.lastContent = this.content;
}, 10);
} else {
// TODO: 小程序中获取canvas
--
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