From 5c22e914652fc0b537250b46354c41ec1ba7852e Mon Sep 17 00:00:00 2001
From: qiang <guoshengqiang@live.com>
Date: Thu, 1 Aug 2019 20:15:14 +0800
Subject: [PATCH] feat: app-plus onWindowResize

---
 src/core/service/api/ui/window.js             | 23 +++++++++++++++++++
 .../service/framework/webview/index.js        | 22 ++++++++++++++++--
 2 files changed, 43 insertions(+), 2 deletions(-)
 create mode 100644 src/core/service/api/ui/window.js

diff --git a/src/core/service/api/ui/window.js b/src/core/service/api/ui/window.js
new file mode 100644
index 0000000000..7d2faad28d
--- /dev/null
+++ b/src/core/service/api/ui/window.js
@@ -0,0 +1,23 @@
+import {
+  invoke
+} from 'uni-core/service/bridge'
+
+import {
+  onMethod
+} from '../../platform'
+
+const callbacks = []
+onMethod('onViewDidResize', res => {
+  callbacks.forEach(callbackId => {
+    invoke(callbackId, res)
+  })
+})
+
+export function onWindowResize (callbackId) {
+  callbacks.push(callbackId)
+}
+
+export function offWindowResize (callbackId) {
+  // 此处和微信平台一致查询不到去掉最后一个
+  callbacks.splice(callbacks.indexOf(callbackId), 1)
+}
diff --git a/src/platforms/app-plus/service/framework/webview/index.js b/src/platforms/app-plus/service/framework/webview/index.js
index 4d0046fa71..e988a987c4 100644
--- a/src/platforms/app-plus/service/framework/webview/index.js
+++ b/src/platforms/app-plus/service/framework/webview/index.js
@@ -7,6 +7,10 @@ import {
   parseWebviewStyle
 } from './parser/webview-style-parser'
 
+import {
+  publish
+} from '../../bridge'
+
 let id = 2
 
 const WEBVIEW_LISTENERS = {
@@ -40,8 +44,8 @@ export function initWebview (webview, routeOptions) {
     )
     if (process.env.NODE_ENV !== 'production') {
       console.log(`[uni-app] updateWebview`, webviewStyle)
-    }
-
+    }
+
     webview.setStyle(webviewStyle)
   }
 
@@ -57,6 +61,20 @@ export function initWebview (webview, routeOptions) {
     })
   })
 
+  webview.addEventListener('resize', ({
+    width,
+    height
+  }) => {
+    const res = {
+      size: {
+        windowWidth: Math.ceil(width),
+        windowHeight: Math.ceil(height)
+      }
+    }
+    publish('onViewDidResize', res)
+    emit('onResize', res, parseInt(webview.id))
+  })
+
   // TODO 应该结束之前未完成的下拉刷新
   on(webview.id + '.startPullDownRefresh', () => {
     webview.beginPullToRefresh()
-- 
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