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未验证 提交 2b0e3c3b 编写于 作者: O openharmony_ci 提交者： Gitee
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!17682 翻译完成：16805+16893+16636+17051+17295+16927 修复fileio 

Merge pull request !17682 from wusongqing/TR16805
上级 ece7feb0 749b8803
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en/application-dev/reference/apis/js-apis-app-ability-want.md
浏览文件 @ 2b0e3c3b
......@@ -26,7 +26,7 @@ import Want from '@ohos.app.ability.Want';
| entities | Array\<string> | No| Additional category information (such as browser and video player) of the ability. It is a supplement to the **action** field for implicit Want. and is used to filter ability types.|
| uri | string | No| Data carried. This field is used together with **type** to specify the data type. If **uri** is specified in a Want, the Want will match the specified URI information, including **scheme**, **schemeSpecificPart**, **authority**, and **path**.|
| type | string | No| MIME type, that is, the type of the file to open, for example, **'text/xml'** and **'image/*'**. For details about the MIME type definition, see https://www.iana.org/assignments/media-types/media-types.xhtml?utm_source=ld246.com.|
| parameters | {[key: string]: any} | No | Want parameters in the form of custom key-value (KV) pairs. By default, the following keys are carried:<br>- **ohos.aafwk.callerPid**: PID of the caller.<br>- **ohos.aafwk.param.callerToken**: token of the caller.<br>- **ohos.aafwk.param.callerUid**: UID in [BundleInfo](js-apis-bundleManager-bundleInfo.md#bundleinfo-1), that is, the application UID in the bundle information.<br>- **component.startup.newRules**: whether to enable the new control rule.<br>- **moduleName**: module name of the caller. No matter what this field is set to, the correct module name will be sent to the peer.<br>- **ohos.dlp.params.sandbox**: available only for DLP files. |
| parameters | {[key: string]: any} | No | Want parameters in the form of custom key-value (KV) pairs. By default, the following keys are carried:<br>- **ohos.aafwk.callerPid**: PID of the caller.<br>- **ohos.aafwk.param.callerBundleName**: bundle name of the caller.<br>- **ohos.aafwk.param.callerToken**: token of the caller.<br>- **ohos.aafwk.param.callerUid**: UID in [BundleInfo](js-apis-bundleManager-bundleInfo.md#bundleinfo-1), that is, the application UID in the bundle information.<br>- **component.startup.newRules**: whether to enable the new control rule.<br>- **moduleName**: module name of the caller. No matter what this field is set to, the correct module name will be sent to the peer.<br>- **ohos.dlp.params.sandbox**: available only for DLP files.|
| [flags](js-apis-ability-wantConstant.md#wantconstantflags) | number | No| How the **Want** object will be handled. By default, a number is passed in.<br>For example, **wantConstant.Flags.FLAG_ABILITY_CONTINUATION** specifies whether to start the ability in cross-device migration scenarios.|
**Example**
......@@ -34,6 +34,7 @@ import Want from '@ohos.app.ability.Want';
- Basic usage: called in a UIAbility object, as shown in the example below. For details about how to obtain the context, see [Obtaining the Context of UIAbility](../../application-models/uiability-usage.md#obtaining-the-context-of-uiability).
```ts
let context = ...; // UIAbilityContext
let want = {
'deviceId': '', // An empty deviceId indicates the local device.
'bundleName': 'com.example.myapplication',
......@@ -41,16 +42,17 @@ import Want from '@ohos.app.ability.Want';
'moduleName': 'entry' // moduleName is optional.
};
this.context.startAbility(want, (err) => {
context.startAbility(want, (err) => {
// Start an ability explicitly. The bundleName, abilityName, and moduleName parameters work together to uniquely identify an ability.
console.error(`startAbility failed, code is ${err.code}, message is ${err.message}`);
console.error(`Failed to startAbility. Code: ${err.code}, message: ${err.message}`);
});
```
- Data is transferred through user-defined fields. The following data types are supported (called in a UIAbility object, as shown in the example below. For details about how to obtain the context, see [Obtaining the Context of UIAbility](../../application-models/uiability-usage.md#obtaining-the-context-of-uiability).)
- Currently, the following data types are supported: string, number, Boolean, object, array, and file descriptor (FD).
* String
```ts
let context = ...; // UIAbilityContext
let want = {
bundleName: 'com.example.myapplication',
abilityName: 'FuncAbility',
......@@ -59,12 +61,13 @@ import Want from '@ohos.app.ability.Want';
},
};
this.context.startAbility(want, (err) => {
console.error(`startAbility failed, code is ${err.code}, message is ${err.message}`);
context.startAbility(want, (err) => {
console.error(`Failed to startAbility. Code: ${err.code}, message: ${err.message}`);
});
```
* Number
```ts
let context = ...; // UIAbilityContext
let want = {
bundleName: 'com.example.myapplication',
abilityName: 'FuncAbility',
......@@ -74,12 +77,13 @@ import Want from '@ohos.app.ability.Want';
},
};
this.context.startAbility(want, (err) => {
console.error(`startAbility failed, code is ${err.code}, message is ${err.message}`);
context.startAbility(want, (err) => {
console.error(`Failed to startAbility. Code: ${err.code}, message: ${err.message}`);
});
```
* Boolean
```ts
let context = ...; // UIAbilityContext
let want = {
bundleName: 'com.example.myapplication',
abilityName: 'FuncAbility',
......@@ -88,12 +92,13 @@ import Want from '@ohos.app.ability.Want';
},
};
this.context.startAbility(want, (err) => {
console.error(`startAbility failed, code is ${err.code}, message is ${err.message}`);
context.startAbility(want, (err) => {
console.error(`Failed to startAbility. Code: ${err.code}, message: ${err.message}`);
});
```
* Object
```ts
let context = ...; // UIAbilityContext
let want = {
bundleName: 'com.example.myapplication',
abilityName: 'FuncAbility',
......@@ -107,12 +112,13 @@ import Want from '@ohos.app.ability.Want';
},
};
this.context.startAbility(want, (err) => {
console.error(`startAbility failed, code is ${err.code}, message is ${err.message}`);
context.startAbility(want, (err) => {
console.error(`Failed to startAbility. Code: ${err.code}, message: ${err.message}`);
});
```
* Array
```ts
let context = ...; // UIAbilityContext
let want = {
bundleName: 'com.example.myapplication',
abilityName: 'FuncAbility',
......@@ -124,19 +130,21 @@ import Want from '@ohos.app.ability.Want';
},
};
this.context.startAbility(want, (err) => {
console.error(`startAbility failed, code is ${err.code}, message is ${err.message}`);
context.startAbility(want, (err) => {
console.error(`Failed to startAbility. Code: ${err.code}, message: ${err.message}`);
});
```
* File descriptor (FD)
* FD
```ts
import fileio from '@ohos.fileio';
import fs from '@ohos.file.fs';
let context = ...; // UIAbilityContext
let fd;
try {
fd = fileio.openSync('/data/storage/el2/base/haps/pic.png');
} catch(e) {
console.error('openSync fail: ${JSON.stringify(e)}');
fd = fs.openSync('/data/storage/el2/base/haps/pic.png').fd;
} catch(err) {
console.error(`Failed to openSync. Code: ${err.code}, message: ${err.message}`);
}
let want = {
'deviceId': '', // An empty deviceId indicates the local device.
......@@ -148,7 +156,7 @@ import Want from '@ohos.app.ability.Want';
}
};
this.context.startAbility(want, (err) => {
console.error(`startAbility failed, code is ${err.code}, message is ${err.message}`);
context.startAbility(want, (err) => {
console.error(`Failed to startAbility. Code: ${err.code}, message: ${err.message}`);
});
```
en/application-dev/reference/apis/js-apis-application-want.md
浏览文件 @ 2b0e3c3b
......@@ -24,9 +24,9 @@ import Want from '@ohos.application.Want';
| uri | string | No | URI information to match. If **uri** is specified in a **Want** object, the **Want** object will match the specified URI information, including **scheme**, **schemeSpecificPart**, **authority**, and **path**.|
| type | string | No | MIME type, that is, the type of the file to open, for example, **'text/xml'** and **'image/*'**. For details about the MIME type definition, see https://www.iana.org/assignments/media-types/media-types.xhtml?utm_source=ld246.com. |
| flags | number | No | How the **Want** object will be handled. By default, numbers are passed in. For details, see [flags](js-apis-ability-wantConstant.md#wantconstantflags).|
| action | string | No | Action to take, such as viewing and sharing application details. In implicit **Want**, you can define this attribute and use it together with **uri** or **parameters** to specify the operation to be performed on the data. For details, see [action](js-apis-ability-wantConstant.md#wantconstantaction). For details about the definition and matching rules of implicit Want, see [Matching Rules of Explicit Want and Implicit Want](application-models/explicit-implicit-want-mappings.md). |
| parameters | {[key: string]: any} | No | Want parameters in the form of custom key-value (KV) pairs. By default, the following keys are carried:<br>- **ohos.aafwk.callerPid**: PID of the caller.<br>- **ohos.aafwk.param.callerToken**: token of the caller.<br>- **ohos.aafwk.param.callerUid**: UID in [bundleInfo](js-apis-bundle-BundleInfo.md#bundleinfo1), that is, the application UID in the bundle information.<br>- **component.startup.newRules**: whether to enable the new control rule.<br>- **moduleName**: module name of the caller. No matter what this field is set to, the correct module name will be sent to the peer.<br>- **ohos.dlp.params.sandbox**: available only for DLP files. |
| entities | Array\<string> | No | Additional category information (such as browser and video player) of the ability. It is a supplement to the **action** field for implicit Want. and is used to filter ability types. For details, see [entity](js-apis-app-ability-wantConstant.md#wantconstantentity). |
| action | string | No | Action to take, such as viewing and sharing application details. In implicit **Want**, you can define this attribute and use it together with **uri** or **parameters** to specify the operation to be performed on the data. For details, see [action](js-apis-ability-wantConstant.md#wantconstantaction). For details about the definition and matching rules of implicit Want, see [Matching Rules of Explicit Want and Implicit Want](../../application-models/explicit-implicit-want-mappings.md). |
| parameters | {[key: string]: any} | No | Want parameters in the form of custom key-value (KV) pairs. By default, the following keys are carried:<br>- **ohos.aafwk.callerPid**: PID of the caller.<br>- **ohos.aafwk.param.callerToken**: token of the caller.<br>- **ohos.aafwk.param.callerUid**: UID in [bundleInfo](js-apis-bundle-BundleInfo.md#bundleinfo), that is, the application UID in the bundle information.<br>- **component.startup.newRules**: whether to enable the new control rule.<br>- **moduleName**: module name of the caller. No matter what this field is set to, the correct module name will be sent to the peer.<br>- **ohos.dlp.params.sandbox**: available only for DLP files. |
| entities | Array\<string> | No | Additional category information (such as browser and video player) of the ability. It is a supplement to the **action** field for implicit Want. and is used to filter ability types. For details, see [entity](js-apis-ability-wantConstant.md#wantconstantentity). |
**Example**
......@@ -108,10 +108,10 @@ import Want from '@ohos.application.Want';
```
* File descriptor (FD)
```ts
import fileio from '@ohos.fileio';
import fs from '@ohos.file.fs';
let fd;
try {
fd = fileio.openSync('/data/storage/el2/base/haps/pic.png');
fd = fs.openSync('/data/storage/el2/base/haps/pic.png').fd;
} catch(e) {
console.error('openSync fail: ${JSON.stringify(e)}');
}
......
en/application-dev/reference/apis/js-apis-inner-ability-want.md
浏览文件 @ 2b0e3c3b
......@@ -15,10 +15,10 @@ Want is a carrier for information transfer between objects (application componen
| abilityName | string | No | Name of the ability. If both **bundleName** and **abilityName** are specified in a **Want** object, the **Want** object can match a specific ability. The value of **abilityName** must be unique in an application.|
| uri | string | No | URI. If **uri** is specified in a **Want** object, the **Want** object will match the specified URI information, including **scheme**, **schemeSpecificPart**, **authority**, and **path**.|
| type | string | No | MIME type, that is, the type of the file to open, for example, **'text/xml'** and **'image/*'**. For details about the MIME type definition, see https://www.iana.org/assignments/media-types/media-types.xhtml?utm_source=ld246.com. |
| flags | number | No | How the **Want** object will be handled. By default, numbers are passed in. For details, see [flags](js-apis-ability-wantConstant.md#wantconstantflags). |
| action | string | No | Action to take, such as viewing and sharing application details. In implicit Want, you can define this field and use it together with **uri** or **parameters** to specify the operation to be performed on the data. For details, see [action](js-apis-app-ability-wantConstant.md#wantconstantaction). For details about the definition and matching rules of implicit Want, see [Matching Rules of Explicit Want and Implicit Want](../../application-models/explicit-implicit-want-mappings.md). |
| parameters | {[key: string]: Object} | No | Want parameters in the form of custom key-value (KV) pairs. By default, the following keys are carried:<br>- **ohos.aafwk.callerPid**: PID of the caller.<br>**ohos.aafwk.param.callerToken**: token of the caller.<br>- **ohos.aafwk.param.callerUid**: UID in [bundleInfo](js-apis-bundle-BundleInfo.md#bundleinfo1), that is, the application UID in the bundle information.<br>- **component.startup.newRules**: whether to enable the new control rule.<br>- **moduleName**: module name of the caller. No matter what this field is set to, the correct module name will be sent to the peer.<br>- **ohos.dlp.params.sandbox**: available only for DLP files. |
| entities | Array\<string> | No | Additional category information (such as browser and video player) of the target ability. It is a supplement to **action** in implicit Want and is used to filter ability types. For details, see [entity](js-apis-app-ability-wantConstant.md#wantconstantentity). |
| flags | number | No | How the **Want** object will be handled. By default, numbers are passed in. For details, see [flags](js-apis-ability-wantConstant.md#wantconstantflags).|
| action | string | No | Action to take, such as viewing and sharing application details. In implicit Want, you can define this field and use it together with **uri** or **parameters** to specify the operation to be performed on the data. For details, see [action](js-apis-ability-wantConstant.md#wantconstantaction). For details about the definition and matching rules of implicit Want, see [Matching Rules of Explicit Want and Implicit Want](../../application-models/explicit-implicit-want-mappings.md). |
| parameters | {[key: string]: Object} | No | Want parameters in the form of custom key-value (KV) pairs. By default, the following keys are carried:<br>- **ohos.aafwk.callerPid**: PID of the caller.<br>- **ohos.aafwk.param.callerToken**: token of the caller.<br>**ohos.aafwk.param.callerUid**: UID in [bundleInfo](js-apis-bundle-BundleInfo.md#bundleinfo), that is, the application UID in the bundle information.<br>- **component.startup.newRules**: whether to enable the new control rule.<br>- **moduleName**: module name of the caller. No matter what this field is set to, the correct module name will be sent to the peer.<br>- **ohos.dlp.params.sandbox**: available only for DLP files. |
| entities | Array\<string> | No | Additional category information (such as browser and video player) of the target ability. It is a supplement to **action** in implicit Want and is used to filter ability types. For details, see [entity](js-apis-app-ability-wantConstant.md#wantconstantentity). |
| moduleName<sup>9+</sup> | string | No | Module to which the ability belongs.|
**Example**
......@@ -41,12 +41,12 @@ Want is a carrier for information transfer between objects (application componen
- Passing a file descriptor (FD) (called in the UIAbility object, where context in the example is the context object of the UIAbility):
```ts
import fileio from '@ohos.fileio';
import fs from '@ohos.file.fs';
// ...
let fd;
try {
fd = fileio.openSync('/data/storage/el2/base/haps/pic.png');
fd = fs.openSync('/data/storage/el2/base/haps/pic.png').fd;
} catch(e) {
console.error('openSync fail: ${JSON.stringify(e)}');
}
......
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