1/* 2 * Copyright (c) 2024 Shenzhen Kaihong Digital Industry Development Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16import image from '@ohos.multimedia.image'; 17import testNapi from 'libentry.so'; 18import { TitleBar } from '../../../common/TitleBar'; 19import hilog from '@ohos.hilog'; 20 21const TAG: string = 'napi_coerce_to_object'; 22 23@Entry 24@Component 25struct napicoercetoobject { 26 @State isSetInstance: Boolean = false; 27 @State imagePixelMap: PixelMap | undefined = undefined; 28 @State textcont: string = 'napi_coerce_to_object() 用于将任意类型的 JavaScript 值' 29 + '（例如 boolean、number 或 string）强制转换为 object。' 30 + '如果 API 成功，则返回 napi_ok。' 31 + '该 API 实现了 ECMAScript 语言规范的 第 7.1.13 节 中定义的抽象操作 ToObject()。'; 32 @State testcont: string = '// 调用 API 对不同类型的输入进行测试 \n' 33 + 'const testBool2ObjResult = addon.addonCoerceToObject(true);\n' 34 + 'const testNum2ObjResult = addon.testNapiCoerceToObject(-123.456);\n' 35 + 'const testStr2ObjResult = addon.testNapiCoerceToObject(\'test\');\n' 36 + 'const testNull2ObjResult = addon.testNapiCoerceToObject(null); // null -> undefined\n' 37 + 'const testUndef2ObjResult = addon.testNapiCoerceToObject(undefined); // undefined -> undefined\n' 38 + '// 输出强制转换结果 \n' 39 + 'console.log(`true -> ${testBool2ObjResult}`) \n' 40 + 'console.log(`-123.456 -> ${testNum2ObjResult}`) \n' 41 + 'console.log(`\'test\' -> ${testStr2ObjResult}`) \n' 42 + 'console.log(`null -> ${testNull2ObjResult}`) \n' 43 + 'console.log(`undefined -> ${testUndef2ObjResult}`) \n'; 44 controller: TextAreaController = new TextAreaController() 45 private btnFontColor: Resource = $r('app.color.white'); 46 private pixelMapFormat: image.PixelMapFormat = 3; 47 48 build() { 49 Scroll() { 50 Column() { 51 // 标题 52 TitleBar({ title: $r('app.string.napi_coerce_to_object') }) 53 54 Column() { 55 Column() { 56 TextArea({ 57 text: this.textcont, 58 placeholder: '', 59 }) 60 .placeholderFont({ size: 16, weight: 400 }) 61 .width('90%') 62 .margin(10) 63 .fontSize(16) 64 .fontColor('#182431') 65 .backgroundColor('#FFFFFF') 66 .enabled(false) 67 68 TextArea({ 69 text: this.testcont, 70 placeholder: '', 71 }) 72 .placeholderFont({ size: 16, weight: 400 }) 73 .width('90%') 74 .margin(10) 75 .fontSize(16) 76 .fontColor('#ff400336') 77 .backgroundColor('#ff985307') 78 .enabled(false) 79 } 80 .width('100%') 81 .alignItems(HorizontalAlign.Center) 82 .justifyContent(FlexAlign.Start) 83 84 Row() { 85 86 Button($r('app.string.napi_coerce_to_object'), { type: ButtonType.Capsule }) 87 .backgroundColor(Color.Blue) 88 .width('80%') 89 .height(48) 90 .fontSize(16) 91 .fontWeight(500) 92 .fontColor(this.btnFontColor) 93 .margin({ left: 24 }) 94 .id('napi_coerce_to_object') 95 .onClick(() => { 96 try { 97 // Test coercing boolean/number/string/null/undefined values to object 98 const testBool: boolean = true; 99 const testNum: number = -123.456; 100 const testStr: string = 'test' 101 const testNull: null = null; 102 const testUndef: undefined = undefined; 103 const testBool2ObjResult = testNapi.testNapiCoerceToObject(testBool); 104 const testNum2ObjResult = testNapi.testNapiCoerceToObject(testNum); 105 const testStr2ObjResult = testNapi.testNapiCoerceToObject(testStr); 106 const testNull2ObjResult = testNapi.testNapiCoerceToObject(testNull); 107 const testUndef2ObjResult = testNapi.testNapiCoerceToObject(testUndef); 108 109 // Replace result in testcont 110 this.testcont = this.testcont.replace('${testBool2ObjResult}', 111 `## (${typeof testBool2ObjResult})${testBool2ObjResult} ##`); 112 this.testcont = this.testcont.replace('${testNum2ObjResult}', 113 `## (${typeof testNum2ObjResult})${testNum2ObjResult} ##`); 114 this.testcont = this.testcont.replace('${testStr2ObjResult}', 115 `## (${typeof testStr2ObjResult})${testStr2ObjResult} ##`); 116 this.testcont = this.testcont.replace('${testNull2ObjResult}', 117 `## (${typeof testNull2ObjResult})${testNull2ObjResult} ##`); 118 this.testcont = this.testcont.replace('${testUndef2ObjResult}', 119 `## (${typeof testUndef2ObjResult})${testUndef2ObjResult} ##`); 120 121 // Print the results 122 hilog.info(0x0000, TAG, `(${typeof testBool})${testBool} -> ` 123 + `(${typeof testBool2ObjResult})${testBool2ObjResult}`); 124 hilog.info(0x0000, TAG, `(${typeof testNum})${testNum} -> ` 125 + `(${typeof testNum2ObjResult})${testNum2ObjResult}`); 126 hilog.info(0x0000, TAG, `(${typeof testStr})${testStr} -> ` 127 + `(${typeof testStr2ObjResult})${testStr2ObjResult}`); 128 hilog.info(0x0000, TAG, `(${typeof testNull})${testNull} -> ` 129 + `(${typeof testNull2ObjResult})${testNull2ObjResult}`); 130 hilog.info(0x0000, TAG, `(${typeof testUndef})${testUndef} -> ` 131 + `(${typeof testUndef2ObjResult})${testUndef2ObjResult}`); 132 } catch (error) { 133 hilog.error(0x0000, TAG, `Catch error testNapiCoerceToObject: ${error.message}}`) 134 } 135 }) 136 } 137 .width('100%') 138 .height(48) 139 .alignItems(VerticalAlign.Center) 140 .justifyContent(FlexAlign.SpaceBetween) 141 } 142 .width('100%') 143 } 144 } 145 .width('100%') 146 .height('100%') 147 .align(Alignment.Top) 148 .backgroundColor($r('app.color.background_shallow_grey')) 149 } 150}