Android 13 安装应用报错：The application could not be installed: INSTALL_PARSE_FAILED_MANIFEST_MALFORMED
才才:
一样，加了 也不行
鸿蒙：@Observed装饰器和@ObjectLink装饰器：嵌套类对象属性变化
髩獹朲小怪兽:
//一级
@Observed
class ReviewObjectLinkType_class {
name: string
price: string
count: number
info: ReviewObjectLinkTypeinfo
constructor(reviewObjectLinkType: ReviewObjectLinkType) {
this.name = reviewObjectLinkType.name
this.price = reviewObjectLinkType.price
this.count = reviewObjectLinkType.count
this.info = new ReviewObjectLinkTypeinfo(reviewObjectLinkType.info)
}
}
//二级
@Observed
class ReviewObjectLinkTypeinfo {
infos: number
constructor(info:number) {
this.infos=info
}
}
鸿蒙：@Observed装饰器和@ObjectLink装饰器：嵌套类对象属性变化
髩獹朲小怪兽:
//一级
@Observed
class ReviewObjectLinkType_class {
name: string
price: string
count: number
info: ReviewObjectLinkTypeinfo
constructor(reviewObjectLinkType: ReviewObjectLinkType) {
this.name = reviewObjectLinkType.name
this.price = reviewObjectLinkType.price
this.count = reviewObjectLinkType.count
this.info = new ReviewObjectLinkTypeinfo(reviewObjectLinkType.info)
}
}
//二级
@Observed
class ReviewObjectLinkTypeinfo {
infos: number
constructor(info:number) {
this.infos=info
}
}
我这么写为啥不行呢？大佬能帮帮看看哪里的问题么
鸿蒙：@Observed装饰器和@ObjectLink装饰器：嵌套类对象属性变化
髩獹朲小怪兽:
@Entry
@Component
struct ReviewObjectLinkPage {
@State list: ReviewObjectLinkType_class[] = [new ReviewObjectLinkType_class({
name: '西瓜',
price: '3.6',
count: 5,
info: 0
})]
build() {
Column() {
ReviewObjectLinkChild({ goodinfo: this.list[0] });
}
.height('100%')
.width('100%')
}
}
@Component
struct ReviewObjectLinkChild {
@ObjectLink goodinfo: ReviewObjectLinkType_class
build() {
Column({ space: 20 }) {
Text(this.goodinfo.name)
Text( this.goodinfo.info.infos+'')
Button('测试数据')
.onClick(()=>{
this.goodinfo.info.infos++
})
}
}
}interface ReviewObjectLinkType {
name: string,
price: string,
count: number
info: number
}
Android 10及更高开机应用自启动
俄米耳:
我设置完也没有自启动是怎么回事