From cdad5427d669d195e618761b3fa2be101314d2e7 Mon Sep 17 00:00:00 2001
From: aengu <suzd@cloudmedtech.com>
Date: Thu, 18 Jul 2024 23:28:29 +0800
Subject: [PATCH] =?UTF-8?q?=E5=BD=93=E4=BB=8E=E8=BE=93=E5=85=A5=E6=A1=86?=
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Signed-off-by: aengu <suzd@cloudmedtech.com>
---
 .../webview/in_app_webview/OhosWebView.ets    | 38 ++++++++++++++++++-
 1 file changed, 37 insertions(+), 1 deletion(-)

diff --git a/flutter_inappwebview_ohos/ohos/src/main/ets/components/plugin/webview/in_app_webview/OhosWebView.ets b/flutter_inappwebview_ohos/ohos/src/main/ets/components/plugin/webview/in_app_webview/OhosWebView.ets
index 449b13b1..20660a3a 100644
--- a/flutter_inappwebview_ohos/ohos/src/main/ets/components/plugin/webview/in_app_webview/OhosWebView.ets
+++ b/flutter_inappwebview_ohos/ohos/src/main/ets/components/plugin/webview/in_app_webview/OhosWebView.ets
@@ -21,6 +21,7 @@ import { FlutterWebView } from './FlutterWebView'
 import InAppWebView from './InAppWebView'
 import EventConstant from '../../EventConstant'
 import { JSON } from '@kit.ArkTS';
+import { KeyboardAvoidMode, window } from '@kit.ArkUI';
 
 @Component
 export struct OhosWebView {
@@ -31,6 +32,8 @@ export struct OhosWebView {
   @State isEnableRefresh: boolean = false
   @State startScripts: Array<ScriptItem> = [];
   @State cacheEnabled: boolean = true
+  @State webViewHeight: number | string = '100%';
+  inheritHeight: Length | undefined;
 
   aboutToAppear(): void {
     this.isEnableRefresh = this.inAppWebView!.getPullToRefreshLayout().settings.enabled;
@@ -48,14 +51,43 @@ export struct OhosWebView {
     context.eventHub.on(EventConstant.EVENT_UPDATE_CACHEENABLE, (enable : boolean) => {
       this.cacheEnabled = enable;
     });
+
+    window.getLastWindow(getContext(this)).then(currentWindow => {
+      // 监视软键盘的弹出和收起
+      currentWindow.on('avoidAreaChange',  (data) => {
+        let property = currentWindow.getWindowProperties();
+        let avoidArea = currentWindow.getWindowAvoidArea(window.AvoidAreaType.TYPE_KEYBOARD);
+        // this.context.area.
+        // this.screenHeight = px2vp(property.windowRect.height - avoidArea.bottomRect.height);
+        if( this.inheritHeight != undefined ) {
+          let maxBoundingHeight = px2vp(property.windowRect.height - avoidArea.bottomRect.height) // 转为的是px单位
+
+          if( this.inheritHeight <= maxBoundingHeight ) {
+            this.webViewHeight = '100%';
+          } else {
+            // maxBoundingHeight; // vp2px(maxBoundingHeight);// ((maxBoundingHeight / px2vp(property.windowRect.height)) * 100) + "%";
+            // this.getUIContext().setKeyboardAvoidMode(KeyboardAvoidMode.OFFSET)
+            this.webViewHeight = px2vp(property.windowRect.height); // 触发产生布局刷新;
+          }
+        }
+      });
+    })
   }
 
   aboutToDisappear(): void {
+    this.dispose();
     let context = getContext() as common.UIAbilityContext;
     context.eventHub.off(EventConstant.EVENT_PULL_SETREFRESHING);
     context.eventHub.off(EventConstant.EVENT_UPDATE_STARTSCRIPTS);
   }
 
+  dispose(): void {
+    window.getLastWindow(getContext(this)).then(currentWindow => {
+      // 关闭-监视软键盘的弹出和收起
+      currentWindow.off('avoidAreaChange');
+    })
+  }
+
   build() {
     Column() {
       if (this.isEnableRefresh) {
@@ -71,7 +103,10 @@ export struct OhosWebView {
       } else {
         this.buildWeb()
       }
-    }
+    }.height('100%').onSizeChange((oldSize, newSize) => { // NOTE: 获取并记录继承的高度
+      console.log("newSize height:" + newSize.height);
+      this.inheritHeight = newSize.height;
+    })
   }
 
   @Builder
@@ -173,6 +208,7 @@ export struct OhosWebView {
       .layoutMode(this.inAppWebView!.customSettings.layoutMode)
       .enableNativeEmbedMode(this.inAppWebView!.customSettings.enableNativeEmbedMode)
       .javaScriptOnDocumentStart(this.startScripts)
+      .height(this.webViewHeight)
   }
 }
 
-- 
Gitee