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“9ee275fc335c2bed3eb9eae4186a3eaf1836b07e”上不存在“...task-management/background-task-overview.md”
提交 a3a5b0b4 编写于 作者: L lixinnan
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lixinnan1@huawei.com 

update md
Signed-off-by: Nlixinnan <lixinnan1@huawei.com>
上级 3de328fb
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Showing with 275 addition and 118 deletion
zh-cn/application-dev/reference/apis/js-apis-animator.md
浏览文件 @ a3a5b0b4
......@@ -15,7 +15,7 @@
## 导入模块
```js
import animator from '@ohos.animator';
import animator, { AnimatorResult } from '@ohos.animator';
```
## create<sup>9+</sup>
......@@ -40,7 +40,7 @@ create(options: AnimatorOptions): AnimatorResult
**示例：**
```js
import animator, { AnimatorOptions } from '@ohos.animator';
import animator, { AnimatorResult } from '@ohos.animator';
let options: AnimatorOptions = { // xxx.js文件中不需要强调显式类型AnimatorOptions
duration: 1500,
......@@ -328,7 +328,7 @@ export default {
### 基于TS扩展的声明式开发范式
```ts
import animator from '@ohos.animator';
import animator, { AnimatorResult } from '@ohos.animator';
@Entry
@Component
......@@ -459,6 +459,7 @@ struct AnimatorTest {
.onClick(() => {
if (this.flag) {
this.flag = false
if(this.backAnimator){
this.backAnimator.reset({
duration: 5000,
easing: "ease-in",
......@@ -469,6 +470,7 @@ struct AnimatorTest {
begin: 100,
end: 300
})
}
} else {
console.info(this.TAG, 'Animation not ended')
}
......
zh-cn/application-dev/reference/apis/js-apis-arkui-componentSnapshot.md
浏览文件 @ a3a5b0b4
......@@ -203,7 +203,7 @@ struct OffscreenSnapshotExample {
Column() {
Button("click to generate offscreen UI snapshot")
.onClick(() => {
componentSnapshot.createFromBuilder(this.RandomBuilder.bind(this),
componentSnapshot.createFromBuilder(this.RandomBuilder(),
(error: Error, pixmap: image.PixelMap) => {
this.pixmap = pixmap
// save pixmap to file
......@@ -280,7 +280,7 @@ struct OffscreenSnapshotExample {
Column() {
Button("click to generate offscreen UI snapshot")
.onClick(() => {
componentSnapshot.createFromBuilder(this.RandomBuilder.bind(this))
componentSnapshot.createFromBuilder(this.RandomBuilder())
.then((pixmap: image.PixelMap) => {
this.pixmap = pixmap
// save pixmap to file
......
zh-cn/application-dev/reference/apis/js-apis-arkui-dragController.md
浏览文件 @ a3a5b0b4
......@@ -37,7 +37,7 @@ executeDrag(custom: CustomBuilder | DragItemInfo, dragInfo: DragInfo, callback:
```ts
import dragController from "@ohos.arkui.dragController"
import UDC from '@ohos.data.unifiedDataChannel';
import UDMF from '@ohos.data.UDMF';
@Entry
@Component
......@@ -57,18 +57,23 @@ struct DragControllerPage {
.onTouch((event?:TouchEvent) => {
if(event){
if (event.type == TouchType.Down) {
let text:object = new UDMF.Text()
let unifiedData:object = new UDMF.UnifiedData(text)
let text = new UDMF.Text()
let unifiedData = new UDMF.UnifiedData(text)
let dragInfo: dragController.DragInfo = {
pointerId: 0,
data: unifiedData,
extraParams: ''
}
dragController.executeDrag(this.DraggingBuilder.bind(this), dragInfo, (err, {event, extraParams}) => {
if (event.getResult() == DragResult.DRAG_SUCCESSFUL) {
class tmp{
event:DragResult|undefined = undefined
extraParams:string = ''
}
let eve:tmp = new tmp()
dragController.executeDrag(this.DraggingBuilder(), dragInfo, (err, eve) => {
if (eve.event.getResult() == DragResult.DRAG_SUCCESSFUL) {
// ...
} else if (event.getResult() == DragResult.DRAG_FAILED) {
} else if (eve.event.getResult() == DragResult.DRAG_FAILED) {
// ...
}
})
......@@ -105,9 +110,9 @@ executeDrag(custom: CustomBuilder | DragItemInfo, dragInfo: DragInfo): Promise&l
```ts
import dragController from "@ohos.arkui.dragController"
import UDC from '@ohos.data.unifiedDataChannel';
import componentSnapshot from '@ohos.arkui.componentSnapshot';
import image from '@ohos.multimedia.image';
import UDMF from '@ohos.data.UDMF';
@Entry
@Component
......@@ -138,31 +143,36 @@ struct DragControllerPage {
.onTouch((event?:TouchEvent) => {
if(event){
if (event.type == TouchType.Down) {
let text:object = new UDMF.Text()
let unifiedData:object = new UDMF.UnifiedData(text)
let text = new UDMF.Text()
let unifiedData = new UDMF.UnifiedData(text)
let dragInfo: dragController.DragInfo = {
pointerId: 0,
data: unifiedData,
extraParams: ''
}
componentSnapshot.createFromBuilder(this.PixmapBuilder.bind(this)).then((pix: image.PixelMap) => {
componentSnapshot.createFromBuilder(this.PixmapBuilder()).then((pix: image.PixelMap) => {
this.pixmap = pix;
let dragItemInfo: DragItemInfo = {
pixelMap: this.pixmap,
builder: this.DraggingBuilder.bind(this),
builder: this.DraggingBuilder(),
extraInfo: "DragItemInfoTest"
}
class tmp{
event:DragResult|undefined = undefined
extraParams:string = ''
}
let eve:tmp = new tmp()
dragController.executeDrag(dragItemInfo, dragInfo)
.then(({event, extraParams}) => {
if (event.getResult() == DragResult.DRAG_SUCCESSFUL) {
.then((eve) => {
if (eve.event.getResult() == DragResult.DRAG_SUCCESSFUL) {
// ...
} else if (event.getResult() == DragResult.DRAG_FAILED) {
} else if (eve.event.getResult() == DragResult.DRAG_FAILED) {
// ...
}
})
.catch((err) => {
.catch((err:Error) => {
})
})
}
......
zh-cn/application-dev/reference/apis/js-apis-arkui-drawableDescriptor.md
浏览文件 @ a3a5b0b4
......@@ -80,10 +80,11 @@ getPixelMap(): image.PixelMap;
**示例：**
```ts
import { DrawableDescriptor, LayeredDrawableDescriptor } from '@ohos.arkui.drawableDescriptor'
let resManager = getContext().resourceManager
let pixmap: DrawableDescriptor = (resManager.getDrawableDescriptor($r('app.media.icon')
.id)) as DrawableDescriptor;
let pixmapNew: DrawableDescriptor = pixmap.getPixelMap()
let pixmapNew: object = pixmap.getPixelMap()
```
## LayeredDrawableDescriptor.getPixelMap
......@@ -101,10 +102,11 @@ getPixelMap(): image.PixelMap;
**示例：**
```ts
import { DrawableDescriptor, LayeredDrawableDescriptor } from '@ohos.arkui.drawableDescriptor'
let resManager = getContext().resourceManager
let pixmap: LayeredDrawableDescriptor = (resManager.getDrawableDescriptor($r('app.media.icon')
.id)) as LayeredDrawableDescriptor;
let pixmapNew: LayeredDrawableDescriptor = pixmap.getPixelMap()
let pixmapNew: object = pixmap.getPixelMap()
```
## LayeredDrawableDescriptor.getForeground
......@@ -122,10 +124,11 @@ getForeground(): DrawableDescriptor;
**示例：**
```ts
import { DrawableDescriptor, LayeredDrawableDescriptor } from '@ohos.arkui.drawableDescriptor'
let resManager = getContext().resourceManager
let drawable: LayeredDrawableDescriptor = (resManager.getDrawableDescriptor($r('app.media.icon')
.id)) as LayeredDrawableDescriptor;
let drawableNew: LayeredDrawableDescriptor =drawable.getForeground()
let drawableNew: object =drawable.getForeground()
```
## LayeredDrawableDescriptor.getBackground
......@@ -143,10 +146,11 @@ getBackground(): DrawableDescriptor;
**示例：**
```ts
import { DrawableDescriptor, LayeredDrawableDescriptor } from '@ohos.arkui.drawableDescriptor'
let resManager = getContext().resourceManager
let drawable: LayeredDrawableDescriptor = (resManager.getDrawableDescriptor($r('app.media.icon')
.id)) as LayeredDrawableDescriptor;
let drawableNew: LayeredDrawableDescriptor =drawable.getBackground()
let drawableNew: object =drawable.getBackground()
```
## LayeredDrawableDescriptor.getMask
......@@ -164,10 +168,11 @@ getMask(): DrawableDescriptor;
**示例：**
```ts
import { DrawableDescriptor, LayeredDrawableDescriptor } from '@ohos.arkui.drawableDescriptor'
let resManager = getContext().resourceManager
let drawable: LayeredDrawableDescriptor = (resManager.getDrawableDescriptor($r('app.media.icon')
.id)) as LayeredDrawableDescriptor;
let drawableNew: LayeredDrawableDescriptor =drawable.getMask()
let drawableNew: object =drawable.getMask()
```
## LayeredDrawableDescriptor.getMaskClipPath
static getMaskClipPath(): string
......@@ -184,6 +189,7 @@ LayeredDrawableDescriptor的静态方法，获取系统内置的裁切路径参
**示例：**
```ts
import { DrawableDescriptor, LayeredDrawableDescriptor } from '@ohos.arkui.drawableDescriptor'
Image($r('app.media.icon'))
.width('200px').height('200px')
.clip(new Path({commands:LayeredDrawableDescriptor.getMaskClipPath()}))
......
zh-cn/application-dev/reference/apis/js-apis-arkui-inspector.md
浏览文件 @ a3a5b0b4
......@@ -129,19 +129,17 @@ off(type: 'draw', callback?: () => void): void
listener:inspector.ComponentObserver = inspector.createComponentObserver('IMAGE_ID')
aboutToAppear() {
let FuncLayout = this.onLayoutComplete.bind(this) // bind current js instance
let FuncDraw = this.onDrawComplete.bind(this) // bind current js instance
this.listener.on('layout', FuncLayout)
this.listener.on('draw', FuncDraw)
let onLayoutComplete:()=>void=():void=>{
// do something here
}
onLayoutComplete() {
let onDrawComplete:()=>void=():void=>{
// do something here
}
let FuncLayout = onLayoutComplete // bind current js instance
let FuncDraw = onDrawComplete // bind current js instance
onDrawComplete() {
// do something here
this.listener.on('layout', FuncLayout)
this.listener.on('draw', FuncDraw)
}
}
```
zh-cn/application-dev/reference/apis/js-apis-system-app.md
浏览文件 @ a3a5b0b4
......@@ -9,7 +9,7 @@
```ts
import app from '@system.app'
import app, { AppResponse } from '@system.app'
```
## App
......@@ -33,9 +33,10 @@ static getInfo(): AppResponse
**示例：**
```ts
export default {
import app, { AppResponse } from '@system.app'
export default class Info {
getInfo() {
let info = app.getInfo()
let info:AppResponse = app.getInfo()
console.log(JSON.stringify(info))
}
}
......@@ -54,7 +55,8 @@ static terminate(): void
**示例：**
```ts
export default {
import app, { AppResponse } from '@system.app'
export default class TerM {
terminate() {
app.terminate()
}
......@@ -78,9 +80,9 @@ static setImageCacheCount(value: number): void
```ts
// app.ets
import app from '@system.app'
import app, { AppResponse } from '@system.app'
export default {
export default class OnC {
onCreate() {
app.setImageCacheCount(100) // 设置解码后图片内存缓存上限为100张
console.info('Application onCreate')
......@@ -109,9 +111,9 @@ static setImageRawDataCacheSize(value: number): void
```ts
// app.ets
import app from '@system.app'
import app, { AppResponse } from '@system.app'
export default {
export default class OnC {
onCreate() {
app.setImageRawDataCacheSize(104857600)
// 设置解码前图片数据内存缓存上限为100MB (100MB=100*1024*1024B=104857600B)
......@@ -141,9 +143,9 @@ static setImageFileCacheSize(value: number): void
```ts
// app.ets
import app from '@system.app'
import app, { AppResponse } from '@system.app'
export default {
export default class OnC {
onCreate() {
app.setImageFileCacheSize(209715200)
// 设置图片文件数据缓存上限为200MB (200MB=200*1024*1024B=209715200B)
......@@ -188,7 +190,8 @@ static requestFullWindow(options?: RequestFullWindowOptions): void
**示例：**
```ts
export default {
import app, { AppResponse } from '@system.app'
export default class Req {
requestFullWindow() {
app.requestFullWindow({
duration: 200
......
zh-cn/application-dev/reference/apis/js-apis-uiappearance.md
浏览文件 @ a3a5b0b4
......@@ -57,6 +57,8 @@ setDarkMode(mode: DarkMode, callback: AsyncCallback\<void>): void
**示例：**
```ts
import uiAppearance from '@ohos.uiAppearance'
import { BusinessError } from '@ohos.base';
try {
uiAppearance.setDarkMode(uiAppearance.DarkMode.ALWAYS_DARK, (error) => {
if (error) {
......@@ -105,10 +107,12 @@ setDarkMode(mode: DarkMode): Promise\<void>;
**示例：**
```ts
import uiAppearance from '@ohos.uiAppearance'
import { BusinessError } from '@ohos.base';
try {
uiAppearance.setDarkMode(uiAppearance.DarkMode.ALWAYS_DARK).then(() => {
console.info('Set dark-mode successfully.');
}).catch((error) => {
}).catch((error:Error) => {
console.error('Set dark-mode failed, ' + error.message);
});
} catch (error) {
......@@ -145,9 +149,11 @@ getDarkMode(): DarkMode;
**示例：**
```ts
import uiAppearance from '@ohos.uiAppearance'
import { BusinessError } from '@ohos.base';
try {
let darkMode = uiAppearance.getDarkMode();
console.info('Get dark-mode ' + mode);
console.info('Get dark-mode ' + darkMode);
} catch (error) {
let message = (error as BusinessError).message;
console.error('Get dark-mode failed, ' + message);
......
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