[ohos]适配最新的PlatformView方案

详情：https://gitee.com/openharmony-sig/flutter_samples/blob/master/ohos/docs/04_development/%E5%A6%82%E4%BD%95%E4%BD%BF%E7%94%A8PlatformView.md

CHANGELOG.md

@@ -2,6 +2,7 @@
 1. [dart]添加`SystemChrome.setPreferredOrientations`测试案例
 2. [ohos]修复透明弹窗由于被其他全屏page遮盖导致弹窗再现时页面假死等一系列问题，补充和dialog相关场景example demo
 3. [ohos]解决FlutterBoostEntry中onPageHide的调用和onPageShow不对称问题
+4. [ohos]适配最新的PlatformView方案
 
 # 4.5.10
 1. [dart]添加HDR/HEIC/HEIF/TIFF/WBMP/WEBP等图片格式的测试案例

example/ohos/entry/src/main/ets/platform_view/SimpleTextView.ets

@@ -1,51 +1,49 @@
 import common from '@ohos.app.ability.common';
-import PlatformView from '@ohos/flutter_ohos/src/main/ets/plugin/platform/PlatformView';
-import { DVModel } from '@ohos/flutter_ohos/src/main/ets/view/DynamicView/dynamicView';
-import { createDVModelFromJson } from '@ohos/flutter_ohos/src/main/ets/view/DynamicView/dynamicViewJson';
+import PlatformView, { Params } from '@ohos/flutter_ohos/src/main/ets/plugin/platform/PlatformView';
 
+@Component
+struct TextComponent {
+ @Prop params: Params
+ embededView: SimpleTextView = this.params.platformView as SimpleTextView
+
+ build() {
+ Column() {
+ Text(`PlatformView: #${this.embededView.getViewId()}`)
+ .fontSize(18)
+ Text("Hi, there! I'm from ArkUI.")
+ .fontColor('#0D9FFB')
+ .fontSize(18)
+ .margin(18)
+ }
+ .alignItems(HorizontalAlign.Center)
+ .justifyContent(FlexAlign.Center)
+ .direction(Direction.Ltr)
+ .width('100%')
+ .height('100%')
+ }
+}
+
+@Builder
+function TextBuilder(params: Params) {
+ TextComponent({ params: params })
+ .backgroundColor('#F1F3F5')
+}
+
+@Observed
 export class SimpleTextView extends PlatformView {
  private viewId: number;
- private model: DVModel;
 
  constructor(context: common.Context, viewId: number, args: ESObject) {
  super()
  this.viewId = viewId;
- this.model = this.createDVModel();
  }
 
- private createDVModel(): DVModel {
- return createDVModelFromJson(
- {
- compType: "Column",
- attributes: {
- backgroundColor: '#F1F3F5',
- height: '100%',
- width: '100%'
- },
- children: [
- {
- compType: "Text",
- attributes: {
- value: "PlatformView: #" + this.viewId.toString(),
- fontSize: 18,
- },
- },
- {
- compType: "Text",
- attributes: {
- value: "Hi, there! I'm from ArkUI.",
- fontColor: '#0D9FFB',
- fontSize: 18,
- marginTop: 20,
- },
- }
- ],
- }
- );
+ getView(): WrappedBuilder<[Params]> {
+ return new WrappedBuilder(TextBuilder);
  }
 
- getView(): DVModel {
- return this.model;
+ getViewId(): number {
+ return this.viewId;
  }
 
  dispose(): void {