From dec047c9fbceb85c668970bf6e9dae0588bfd104 Mon Sep 17 00:00:00 2001
From: Tevin <tingquanren@163.com>
Date: Sun, 15 Aug 2021 15:22:13 +0800
Subject: [PATCH] 对接App跨端通讯机制

---
 forms/select/CSelect.vue |   42 ++++++++++++++++++++++++------------------
 1 files changed, 24 insertions(+), 18 deletions(-)

diff --git a/forms/select/CSelect.vue b/forms/select/CSelect.vue
index cd71901..e8547c6 100644
--- a/forms/select/CSelect.vue
+++ b/forms/select/CSelect.vue
@@ -26,7 +26,10 @@
                 <view class="at-icon at-icon-chevron-right" />
             </AtInput>
         </picker>
-        <view v-else-if="selectByPage.length > 5">
+        <view
+            v-else-if="selectByPage.length > 5"
+            @tap="evt => onGoToSelectorPage()"
+        >
             <AtInput
                 :name="itemRes.name"
                 :title="itemRes.label"
@@ -34,8 +37,7 @@
                 :disabled="itemRes.disabled"
                 :error="itemRes.error"
                 :placeholder="placeholder"
-                :value="chose.name"
-                :onFocus="evt=>onGoToSelectorPage()"
+                :value="choose.name"
             >
                 <view class="at-icon at-icon-chevron-right" />
             </AtInput>
@@ -46,6 +48,7 @@
 <script>
 import Taro from '@tarojs/taro';
 import { AtInput } from 'taro-ui-vue';
+import { $pagePoster } from '@components/common/PagePoster';
 import './cSelect.scss';
 
 export default {
@@ -67,7 +70,10 @@
     },
     data() {
         return {
-            chose: {},
+            choose: {
+                name: '',
+                value: null,
+            },
         };
     },
     computed: {
@@ -105,22 +111,22 @@
             } else {
                 url += '?mode=CSelect';
             }
-            Taro.navigateTo({
-                url,
-                events: {
-                    'CSelect:onSelected': data => {
-                        const value = data.id || data.value || data.key;
-                        this.chose = {
-                            name: data.name,
-                            value,
-                        };
-                        this.itemRes.onChange(value);
-                        this.onSelectFromPage(data);
-                    },
-                },
+            if (this._eventor) {
+                // 销毁上次事件收发器
+                this._eventor.destroy();
+            }
+            this._eventor = $pagePoster.createEventor();
+            this._eventor.on('@linked', () => {
+                this._eventor.emit('lastValue', this.choose.value);
             });
+            this._eventor.on('selected', data => {
+                this.choose.name = data.name;
+                this.choose.value = data.value;
+                this.itemRes.onChange(data.value);
+                this.onSelectFromPage && this.onSelectFromPage(data.value);
+            });
+            Taro.navigateTo({ url: url + '&eventorId=' + this._eventor.id });
         },
     },
-    mounted() {},
 };
 </script>
\ No newline at end of file

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