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en/application-dev/reference/apis/js-apis-prompt.md 0 → 100644
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# Prompt
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
## Modules to Import
```
import prompt from '@ohos.prompt'
```
## Required Permissions
None.
## prompt.showToast
showToast(options: ShowToastOptions): void
Shows the toast.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| options | [ShowToastOptions](#showtoastoptions) | Yes| Toast options.|
**Example**
```
export default {
showToast() {
prompt.showToast({
message: 'Message Info',
duration: 2000,
});
}
}
```
## ShowToastOptions
Describes the options for showing the toast.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| message | string | Yes| Text to display.|
| duration | number | No| Duration that the toast will remain on the screen. The default value is 1500 ms. The recommended value range is 1500 ms to 10000 ms. If a value less than 1500 ms is set, the default value is used.|
| bottom | <length> | No| Distance between the toast frame and the bottom of the screen. This parameter is available only on phones and tablets.|
## prompt.showDialog
showDialog(options: ShowDialogOptions): Promise<ShowDialogSuccessResponse>
Shows a dialog box. This API uses a promise to return the result synchronously.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| options | [ShowDialogOptions](#showdialogoptions) | Yes| Dialog box options.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise<[ShowDialogSuccessResponse](#showdialogsuccessresponse)> | Promise used to return the dialog box response result.|
**Example**
```
export default {
showDialog() {
prompt.showDialog({
title: 'Title Info',
message: 'Message Info',
buttons: [
{
text: 'button1',
color: '#000000',
},
{
text: 'button2',
color: '#000000',
}
],
})
.then(data => {
console.info('showDialog success, click button: ' + data.index);
})
.catch(err => {
console.info('showDialog error: ' + err);
})
}
}
```
## prompt.showDialog
showDialog(options: ShowDialogOptions, callback: AsyncCallback<ShowDialogSuccessResponse>):void
Shows a dialog box. This API uses a callback to return the result asynchronously.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| options | [ShowDialogOptions](#showdialogoptions) | Yes| Dialog box options.|
| callback | AsyncCallback<[ShowDialogSuccessResponse](#showdialogsuccessresponse)> | Yes| Callback used to return the dialog box response result.|
**Example**
```
export default {
callback(err, data) {
if(err) {
console.info('showDialog err: ' + err);
return;
}
console.info('showDialog success callback, click button: ' + data.index);
},
showDialog() {
prompt.showDialog({
title: 'showDialog Title Info',
message: 'Message Info',
buttons: [
{
text: 'button1',
color: '#000000',
},
{
text: 'button2',
color: '#000000',
}
]
}, this.callback);
}
}
```
## ShowDialogOptions
Describes the options for showing the dialog box.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| title | string | No| Title of the text to display.|
| message | string | No| Text body.|
| buttons | Array | No| Array of buttons in the dialog box. The array structure is **{text:'button', color: '\#666666'}**. One to three buttons are supported. The first button is of the **positiveButton** type, the second is of the **negativeButton** type, and the third is of the **neutralButton** type.|
## ShowDialogSuccessResponse
Describes the dialog box response result.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name| Type| Description|
| -------- | -------- | -------- |
| index | number | Index of the selected button in the array.|
## prompt.showActionMenu
showActionMenu(options: ActionMenuOptions, callback: AsyncCallback<ActionMenuSuccessResponse>):void
Shows an action menu. This API uses a callback to return the result asynchronously.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| options | [ActionMenuOptions](#actionmenuoptions) | Yes| Action menu options.|
| callback | AsyncCallback<[ActionMenuSuccessResponse](#actionmenusuccessresponse)> | Yes| Callback used to return the action menu response result.|
**Example**
```
export default {
callback(err, data) {
if(err) {
console.info('showActionMenu err: ' + err);
return;
}
console.info('showActionMenu success callback, click button: ' + data.index);
},
showActionMenu() {
prompt.showActionMenu({
title: 'Title Info',
buttons: [
{
text: 'item1',
color: '#666666',
},
{
text: 'item2',
color: '#000000',
},
]
}, this.callback)
}
}
```
## prompt.showActionMenu
showActionMenu(options: ActionMenuOptions): Promise<ActionMenuSuccessResponse>
Shows an action menu. This API uses a promise to return the result synchronously.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| options | [ActionMenuOptions](#actionmenuoptions) | Yes| Action menu options.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;[ActionMenuSuccessResponse](#actionmenusuccessresponse)&gt; | Promise used to return the action menu response result.|
**Example**
```
export default {
showActionMenu() {
prompt.showActionMenu({
title: 'showActionMenu Title Info',
buttons: [
{
text: 'item1',
color: '#666666',
},
{
text: 'item2',
color: '#000000',
},
]
})
.then(data => {
console.info('showActionMenu success, click button: ' + data.index);
})
.catch(err => {
console.info('showActionMenu error: ' + err);
})
}
}
```
## ActionMenuOptions
Describes the options for showing the action menu.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| title | string | No| Title of the text to display.|
| buttons | Array | Yes| Array of menu items. The array structure is **{text:'button',&nbsp;color:&nbsp;'\#666666'}**. One to six items are supported. If there are more than six items, extra items will not be displayed.|
## ActionMenuSuccessResponse
Describes the action menu response result.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| index | number | No| Index of the selected button in the array, starting from **0**.|
en/application-dev/reference/apis/js-apis-router.md 0 → 100644
浏览文件 @ f372c1a4
# Page Routing
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
>
> - The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
> - Page routing APIs can be invoked only after page rendering is complete. Do not call the APIs in **onInit** and **onReady** when the page is still in the rendering phase.
## Modules to Import
```
import router from '@ohos.router'
```
## Required Permissions
None.
## router.push
push(options: RouterOptions): void
Navigates to a specified page in the application.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| options | [RouterOptions](#routeroptions) | Yes| Page routing parameters.|
**Example**
```
// Current page
export default {
pushPage() {
router.push({
url: 'pages/routerpage2/routerpage2',
params: {
data1: 'message',
data2: {
data3: [123, 456, 789]
},
},
});
}
}
```
```
// routerpage2 page
export default {
data: {
data1: 'default',
data2: {
data3: [1, 2, 3]
}
},
onInit() {
console.info('showData1:' + this.data1);
console.info('showData3:' + this.data2.data3);
}
}
```
## router.replace
replace(options: RouterOptions): void
Replaces the current page with another one in the application and destroys the current page.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| options | [RouterOptions](#routeroptions) | Yes| Description of the new page.|
**Example**
```
// Current page
export default {
replacePage() {
router.replace({
url: 'pages/detail/detail',
params: {
data1: 'message',
},
});
}
}
```
```
// detail page
export default {
data: {
data1: 'default'
},
onInit() {
console.info('showData1:' + this.data1)
}
}
```
## router.back
back(options?: RouterOptions ): void
Returns to the previous page or a specified page.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| options | [RouterOptions](#routeroptions) | Yes| Description of the page. The **url** parameter indicates the URL of the page to return to. If the specified page does not exist in the page stack, the application does not respond. If this parameter is not set, the application returns to the previous page.|
**Example**
```
// index page
export default {
indexPushPage() {
router.push({
url: 'pages/detail/detail',
});
}
}
```
```
// detail page
export default {
detailPushPage() {
router.push({
url: 'pages/mall/mall',
});
}
}
```
```
// Navigate from the mall page to the detail page through router.back().
export default {
mallBackPage() {
router.back();
}
}
```
```
// Navigate from the detail page to the index page through router.back().
export default {
defaultBack() {
router.back();
}
}
```
```
// Return to the detail page through router.back().
export default {
backToDetail() {
router.back({uri:'pages/detail/detail'});
}
}
```
## router.clear
clear(): void
Clears all historical pages in the stack and retains only the current page at the top of the stack.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Example**
```
export default {
clearPage() {
router.clear();
}
}
```
## router.getLength
getLength(): string
Obtains the number of pages in the current stack.
**Return value**
| Type| Description|
| -------- | -------- |
| string | Number of pages in the stack. The maximum value is **32**.|
**Example**
```
export default {
getLength() {
var size = router.getLength();
console.log('pages stack size = ' + size);
}
}
```
## router.getState
getState(): RouterState
Obtains state information about the current page.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Return value**
| Type | Description |
| --------------------------- | -------------- |
| [RouterState](#routerstate) | Page routing state.|
## RouterState
Describes the page routing state.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name| Type| Description|
| -------- | -------- | -------- |
| index | number | Index of the current page in the stack.<br>>&nbsp;![icon-note.gif](public_sys-resources/icon-note.gif)&nbsp;**NOTE**<br>>&nbsp;The index starts from 1 from the bottom to the top of the stack.|
| name | string | Name of the current page, that is, the file name.|
| path | string | Path of the current page.|
**Example**
```
export default {
getState() {
var page = router.getState();
console.log('current index = ' + page.index);
console.log('current name = ' + page.name);
console.log('current path = ' + page.path);
}
}
```
## router.enableAlertBeforeBackPage
enableAlertBeforeBackPage(options: EnableAlertOptions): void
Enables the display of a confirm dialog box before returning to the previous page.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| options | [EnableAlertOptions](#enablealertoptions) | Yes| Description of the dialog box.|
**Example**
```
export default {
enableAlertBeforeBackPage() {
router.enableAlertBeforeBackPage({
message: 'Message Info',
success: function() {
console.log('success');
},
fail: function() {
console.log('fail');
},
});
}
}
```
## EnableAlertOptions
Describes the confirm dialog box.
**System capability**: SystemCapability.ArkUI.ArkUI.Lite
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| message | string | Yes| Content displayed in the confirm dialog box.|
## router.disableAlertBeforeBackPage
disableAlertBeforeBackPage(): void
Disables the display of a confirm dialog box before returning to the previous page.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Example**
```
export default {
disableAlertBeforeBackPage() {
router.disableAlertBeforeBackPage();
}
}
```
## router.getParams
getParams(): Object
Obtains the parameters passed from the page that initiates redirection to the current page.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Return value**
| Type | Description |
| ------ | ---------------------------------- |
| Object | Parameters passed from the page that initiates redirection to the current page.|
**Example**
- Web-like example
```
// Current page
export default {
pushPage() {
router.push({
url: 'pages/detail/detail',
params: {
data1: 'message',
},
});
}
}
```
```
// detail page
export default {
onInit() {
console.info('showData1:' + router.getParams().data1);
}
}
```
- Declarative example
```
// Navigate to the target page through router.push with the params parameter carried.
import router from '@ohos.router'
@Entry
@Component
struct Index {
async routePage() {
let options = {
url: 'pages/second',
params: {
text: 'This is the value on the first page.',
data: {
array: [12, 45, 78]
},
}
}
try {
await router.push(options)
} catch (err) {
console.info(` fail callback, code: ${err.code}, msg: ${err.msg}`)
}
}
build() {
Flex({ direction: FlexDirection.Column, alignItems: ItemAlign.Center, justifyContent: FlexAlign.Center }) {
Text('This is the first page.')
.fontSize(50)
.fontWeight(FontWeight.Bold)
Button() {
Text('next page')
.fontSize(25)
.fontWeight(FontWeight.Bold)
}.type(ButtonType.Capsule)
.margin({ top: 20 })
.backgroundColor('#ccc')
.onClick(() => {
this.routePage()
})
}
.width('100%')
.height('100%')
}
}
```
```
// Receive the transferred parameters on the second page.
import router from '@ohos.router'
@Entry
@Component
struct Second {
private content: string = "This is the second page."
@State text: string = router.getParams().text
@State data: any = router.getParams().data
@State secondData : string = ''
build() {
Flex({ direction: FlexDirection.Column, alignItems: ItemAlign.Center, justifyContent: FlexAlign.Center }) {
Text(`${this.content}`)
.fontSize(50)
.fontWeight(FontWeight.Bold)
Text(this.text)
.fontSize(30)
.onClick(()=>{
this.secondData = (this.data.array[1]).toString()
})
.margin({top:20})
Text('Value from the first page '+'' + this.secondData)
.fontSize(20)
.margin({top:20})
.backgroundColor('red')
}
.width('100%')
.height('100%')
}
}
```
## RouterOptions
Describes the page routing options.
**System capability**: SystemCapability.ArkUI.ArkUI.Lite
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| url | string | Yes| URI of the destination page, in either of the following formats:<br>-&nbsp; Absolute path of the page. The value is available in the pages list in the config.json file, for example:<br>&nbsp;&nbsp;-&nbsp;pages/index/index<br>&nbsp;&nbsp;-&nbsp;pages/detail/detail<br>-&nbsp; Particular path. If the URI is a slash (/), the home page is displayed.|
| params | Object | No| Data that needs to be passed to the destination page during redirection. After the destination page is displayed, it can use the passed data, for example, **this.data1** (**data1** is a key in **params**). If there is the same key (for example, **data1**) on the destination page, the passed **data1** value will replace the original value on the destination page.|
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
> The page routing stack supports a maximum of 32 pages.
en/application-dev/reference/apis/js-apis-system-prompt.md 0 → 100644
浏览文件 @ f372c1a4
# Prompt
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
>
> - The APIs of this module are no longer maintained since API version 8. You are advised to use ['@ohos.prompt](js-apis-prompt.md)' instead.
>
>
> - The initial APIs of this module are supported since API version 3. Newly added APIs will be marked with a superscript to indicate their earliest API version.
## Modules to Import
```
import prompt from '@system.prompt';
```
## prompt.showToast
showToast(options: ShowToastOptions): void
Shows the toast.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Parameters**
| Name | Type | Mandatory | Description |
| ------- | ------------------------------------- | ---- | --------------- |
| options | [ShowToastOptions](#showtoastoptions) | Yes | Options for showing the toast.|
**Example**
```
export default {
showToast() {
prompt.showToast({
message: 'Message Info',
duration: 2000,
});
}
}
```
## prompt.showDialog
showDialog(options: ShowDialogOptions): void
Shows the dialog box.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Parameters**
| Name | Type | Mandatory | Description |
| ------- | --------------------------------------- | ---- | ----------- |
| options | [ShowDialogOptions](#showdialogoptions) | Yes | Options for showing the dialog box.|
**Example**
```
export default {
showDialog() {
prompt.showDialog({
title: 'Title Info',
message: 'Message Info',
buttons: [
{
text: 'button',
color: '#666666',
},
],
success: function(data) {
console.log('dialog success callback, click button : ' + data.index);
},
cancel: function() {
console.log('dialog cancel callback');
},
});
}
}
```
## prompt.showActionMenu<sup>6+</sup>
showActionMenu(options: ShowActionMenuOptions): void
Shows the action menu.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
**Parameters**
| Name | Type | Mandatory | Description |
| ------- | ---------------------------------------- | ---- | -------------------- |
| options | [ShowActionMenuOptions](#showactionmenuoptions) | Yes | Options for showing the action menu.|
**Example**
```
export default {
showActionMenu() {
prompt.showActionMenu({
title: 'Title Info',
buttons: [
{
text: 'item1',
color: '#666666',
},
{
text: 'item2',
color: '#000000',
},
],
success: function(data) {
console.log('dialog success callback, click button : ' + data.tapIndex);
},
fail: function(data) {
console.log('dialog fail callback' + data.errMsg);
},
});
}
}
```
## ShowToastOptions
Describes the options for showing the toast.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name | Type | Mandatory | Description |
| ------------------- | -------------- | ---- | ---------------------------------------- |
| message | string | Yes | Text to display. |
| duration | number | No | Duration that the toast will remain on the screen. The default value is 1500 ms. The recommended value range is 1500 ms to 10000 ms. If a value less than 1500 ms is set, the default value is used.|
| bottom<sup>5+</sup> | string\|number | No | Distance between the toast frame and the bottom of the screen. This parameter is available only on phones and tablets. |
## Button
Defines the prompt information of a button.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name | Type | Mandatory | Description |
| ----- | ------ | ---- | ------- |
| text | string | Yes | Text displayed on the button.|
| color | string | Yes | Color of the button.|
## ShowDialogSuccessResponse
Defines the dialog box response result.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name | Type | Mandatory | Description |
| ----- | ------ | ---- | ---------- |
| index | number | Yes | Data index.|
## ShowDialogOptions
Describes the options for showing the dialog box.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name | Type | Mandatory | Description |
| -------- | ---------------------------------------- | ---- | ---------------------------------------- |
| title | string | No | Title of the text to display. |
| message | string | No | Text body. |
| buttons | [[Button](#button), [Button](#button)?, [Button](#button)?] | No | Array of buttons in the dialog box. The array structure is **{text:'button', color: '\#666666'}**. One to six buttons are supported. If there are more than six buttons, extra buttons will not be displayed.|
| success | (data: [ShowDialogSuccessResponse](#showdialogsuccessresponse)) => void | No | Callback upon success. |
| cancel | (data: string, code: string) => void | No | Callback upon failure. |
| complete | (data: string) => void | No | Called when the API call is complete. |
## ShowActionMenuOptions<sup>6+</sup>
Describes the options for showing the action menu.
**System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name | Type | Mandatory | Description |
| -------- | ---------------------------------------- | ---- | ---------------------------------------- |
| title | string | No | Title of the text to display. |
| buttons | [[Button](#button), [Button](#button)?, [Button](#button)?, [Button](#button)?, [Button](#button)?, [Button](#button)?] | Yes | Array of buttons in the dialog box. The array structure is **{text:'button', color: '\#666666'}**. One to six buttons are supported.|
| success | (tapIndex: number, errMsg: string) => void | No | Invoked when a dialog box is displayed. |
| fail | (errMsg: string) => void | No | Callback upon failure. |
| complete | (data: string) => void | No | Invoked when a dialog box is closed. |
en/application-dev/reference/apis/js-apis-system-router.md
浏览文件 @ f372c1a4
# Page Routing # Page Routing
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE** > ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
> - The initial APIs of this module are supported since API version 3. Newly added APIs will be marked with a superscript to indicate their earliest API version. >
> - The APIs of this module are no longer maintained since API version 8. You are advised to use ['@ohos.router'](js-apis-router.md) instead. > - The APIs of this module are no longer maintained since API version 8. You are advised to use ['@ohos.router'](js-apis-router.md) instead.
>
>
> - The initial APIs of this module are supported since API version 3. Newly added APIs will be marked with a superscript to indicate their earliest API version.
## Modules to Import ## Modules to Import
...@@ -22,9 +25,9 @@ Navigates to a specified page in the application. ...@@ -22,9 +25,9 @@ Navigates to a specified page in the application.
**Parameters** **Parameters**
| Name| Type| Mandatory| Description| | Name | Type | Mandatory | Description |
| -------- | -------- | -------- | -------- | | ------- | ------------------------------- | ---- | -------------------------- |
| options | [RouterOptions](#routeroptions) | Yes| Page routing parameters. For details, see **RouterOptions**.| | options | [RouterOptions](#routeroptions) | Yes | Page routing parameters. For details, see **RouterOptions**.|
**Example** **Example**
...@@ -76,9 +79,9 @@ Replaces the current page with another one in the application and destroys the c ...@@ -76,9 +79,9 @@ Replaces the current page with another one in the application and destroys the c
**Parameters** **Parameters**
| Name| Type| Mandatory| Description| | Name | Type | Mandatory | Description |
| -------- | -------- | -------- | -------- | | ------- | ------------------------------- | ---- | -------------------------- |
| options | [RouterOptions](#routeroptions) | Yes| Page routing parameters. For details, see **RouterOptions**.| | options | [RouterOptions](#routeroptions) | Yes | Page routing parameters. For details, see **RouterOptions**.|
**Example** **Example**
...@@ -119,9 +122,9 @@ Returns to the previous page or a specified page. ...@@ -119,9 +122,9 @@ Returns to the previous page or a specified page.
**Parameters** **Parameters**
| Name| Type| Mandatory| Description| | Name | Type | Mandatory | Description |
| -------- | -------- | -------- | -------- | | ------- | --------------------------------------- | ---- | ----------------------- |
| options | [BackRouterOptions](#backrouteroptions) | Yes| For details, see **BackRouterOptions**.| | options | [BackRouterOptions](#backrouteroptions) | Yes | For details, see **BackRouterOptions**.|
**Example** **Example**
...@@ -191,8 +194,8 @@ Obtains parameter information about the current page. ...@@ -191,8 +194,8 @@ Obtains parameter information about the current page.
**Return value** **Return value**
| Type| Description| | Type | Description |
| -------- | -------- | | ----------------------------------- | --------------------- |
| [ParamsInterface](#paramsinterface) | For details, see **ParamsInterface**.| | [ParamsInterface](#paramsinterface) | For details, see **ParamsInterface**.|
## router.clear ## router.clear
...@@ -223,8 +226,8 @@ Obtains the number of pages in the current stack. ...@@ -223,8 +226,8 @@ Obtains the number of pages in the current stack.
**Return value** **Return value**
| Type| Description| | Type | Description |
| -------- | -------- | | ------ | ------------------ |
| string | Number of pages in the stack. The maximum value is **32**.| | string | Number of pages in the stack. The maximum value is **32**.|
**Example** **Example**
...@@ -248,8 +251,8 @@ Obtains state information about the current page. ...@@ -248,8 +251,8 @@ Obtains state information about the current page.
**Return value** **Return value**
| Type| Description| | Type | Description |
| -------- | -------- | | --------------------------- | ----------------- |
| [RouterState](#routerstate) | For details, see **RouterState**.| | [RouterState](#routerstate) | For details, see **RouterState**.|
**Example** **Example**
...@@ -275,9 +278,9 @@ Enables the display of a confirm dialog box before returning to the previous pag ...@@ -275,9 +278,9 @@ Enables the display of a confirm dialog box before returning to the previous pag
**Parameters** **Parameters**
| Name| Type| Mandatory| Description| | Name | Type | Mandatory | Description |
| -------- | -------- | -------- | -------- | | ------- | ---------------------------------------- | ---- | -------------------------------------- |
| options | [EnableAlertBeforeBackPageOptions](#enableAlertbeforebackpageoptions6) | Yes| For details, see **EnableAlertBeforeBackPageOptions**.| | options | [EnableAlertBeforeBackPageOptions](#enableAlertbeforebackpageoptions6) | Yes | For details, see **EnableAlertBeforeBackPageOptions**.|
**Example** **Example**
...@@ -307,9 +310,9 @@ Disables the display of a confirm dialog box before returning to the previous pa ...@@ -307,9 +310,9 @@ Disables the display of a confirm dialog box before returning to the previous pa
**Parameters** **Parameters**
| Name| Type| Mandatory| Description| | Name | Type | Mandatory | Description |
| -------- | -------- | -------- | -------- | | ------- | ---------------------------------------- | ---- | --------------------------------------- |
| options | [DisableAlertBeforeBackPageOptions](#disablealertbeforebackpageoptions6) | No| For details, see **DisableAlertBeforeBackPageOptions**.| | options | [DisableAlertBeforeBackPageOptions](#disablealertbeforebackpageoptions6) | No | For details, see **DisableAlertBeforeBackPageOptions**.|
**Example** **Example**
...@@ -334,10 +337,10 @@ Defines the page routing parameters. ...@@ -334,10 +337,10 @@ Defines the page routing parameters.
**System capability**: SystemCapability.ArkUI.ArkUI.Lite **System capability**: SystemCapability.ArkUI.ArkUI.Lite
| Name| Type| Mandatory| Description| | Name | Type | Mandatory | Description |
| -------- | -------- | -------- | -------- | | ------ | ------ | ---- | ---------------------------------------- |
| uri | string | Yes| URI of the destination page, in either of the following formats:<br>1. Absolute path, which is provided by the **pages** list in the **config.json** file. Example:<br>- pages/index/index<br> -pages/detail/detail<br>2. Specific path. If the URI is a slash (/), the home page is displayed.| | uri | string | Yes | URI of the destination page, in either of the following formats:<br>1. Absolute path, which is provided by the **pages** list in the **config.json** file. Example:<br>- pages/index/index<br> -pages/detail/detail<br>2. Specific path. If the URI is a slash (/), the home page is displayed.|
| params | Object | No| Data that needs to be passed to the destination page during redirection. After the destination page is displayed, it can use the passed data, for example, **this.data1** (**data1** is a key in **params**). If there is the same key (for example, **data1**) on the destination page, the passed **data1** value will replace the original value on the destination page.| | params | Object | No | Data that needs to be passed to the destination page during redirection. After the destination page is displayed, it can use the passed data, for example, **this.data1** (**data1** is a key in **params**). If there is the same key (for example, **data1**) on the destination page, the passed **data1** value will replace the original value on the destination page.|
## BackRouterOptions ## BackRouterOptions
...@@ -346,10 +349,10 @@ Defines the parameters for routing back. ...@@ -346,10 +349,10 @@ Defines the parameters for routing back.
**System capability**: The items in the table below require different system capabilities. For details, see the table. **System capability**: The items in the table below require different system capabilities. For details, see the table.
| Name| Type| Mandatory| Description| | Name | Type | Mandatory | Description |
| -------- | -------- | -------- | -------- | | ------ | ------ | ---- | ---------------------------------------- |
| uri | string | No| URI of the page to return to. If the specified page does not exist in the page stack, the application does not respond. If this parameter is not set, the application returns to the previous page.<br>**System capability**: SystemCapability.ArkUI.ArkUI.Full| | uri | string | No | URI of the page to return to. If the specified page does not exist in the page stack, the application does not respond. If this parameter is not set, the application returns to the previous page.<br>**System capability**: SystemCapability.ArkUI.ArkUI.Full|
| params | Object | No| Data that needs to be passed to the destination page during redirection.<br>**System capability**: SystemCapability.ArkUI.ArkUI.Lite| | params | Object | No | Data that needs to be passed to the destination page during redirection.<br>**System capability**: SystemCapability.ArkUI.ArkUI.Lite|
## RouterState ## RouterState
...@@ -357,11 +360,11 @@ Defines the page state. ...@@ -357,11 +360,11 @@ Defines the page state.
**System capability**: SystemCapability.ArkUI.ArkUI.Full **System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name| Type| Mandatory| Description| | Name | Type | Mandatory | Description |
| -------- | -------- | -------- |-------- | | ----- | ------ | ---- | ---------------------------------- |
| index | number | Yes| Index of the current page in the stack. The index starts from 1 from the bottom to the top of the stack.| | index | number | Yes | Index of the current page in the stack. The index starts from 1 from the bottom to the top of the stack.|
| name | string | Yes| Name of the current page, that is, the file name.| | name | string | Yes | Name of the current page, that is, the file name. |
| path | string | Yes| Path of the current page.| | path | string | Yes | Path of the current page. |
## EnableAlertBeforeBackPageOptions<sup>6+</sup> ## EnableAlertBeforeBackPageOptions<sup>6+</sup>
...@@ -369,12 +372,12 @@ Defines the **EnableAlertBeforeBackPage** parameters. ...@@ -369,12 +372,12 @@ Defines the **EnableAlertBeforeBackPage** parameters.
**System capability**: SystemCapability.ArkUI.ArkUI.Full **System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name| Type| Mandatory| Description| | Name | Type | Mandatory | Description |
| -------- | -------- | -------- | -------- | | -------- | ------------------------ | ---- | ------------------------- |
| message | string | Yes| Content displayed in the confirm dialog box.| | message | string | Yes | Content displayed in the confirm dialog box. |
| success | (errMsg: string) => void | No| Called when a dialog box is displayed. **errMsg** indicates the returned information.| | success | (errMsg: string) => void | No | Called when a dialog box is displayed. **errMsg** indicates the returned information. |
| fail | (errMsg: string) => void | No| Called when the API fails to be called. **errMsg** indicates the returned information.| | fail | (errMsg: string) => void | No | Called when the API fails to be called. **errMsg** indicates the returned information.|
| complete | () => void | No| Called when the API call is complete.| | complete | () => void | No | Called when the API call is complete. |
## DisableAlertBeforeBackPageOptions<sup>6+</sup> ## DisableAlertBeforeBackPageOptions<sup>6+</sup>
...@@ -382,14 +385,14 @@ Define the **DisableAlertBeforeBackPage** parameters. ...@@ -382,14 +385,14 @@ Define the **DisableAlertBeforeBackPage** parameters.
**System capability**: SystemCapability.ArkUI.ArkUI.Full **System capability**: SystemCapability.ArkUI.ArkUI.Full
| Name| Type| Mandatory| Description| | Name | Type | Mandatory | Description |
| -------- | -------- | -------- | -------- | | -------- | ------------------------ | ---- | ------------------------- |
| success | (errMsg: string) => void | No| Called when a dialog box is displayed. **errMsg** indicates the returned information.| | success | (errMsg: string) => void | No | Called when a dialog box is displayed. **errMsg** indicates the returned information. |
| fail | (errMsg: string) => void | No| Called when the API fails to be called. **errMsg** indicates the returned information.| | fail | (errMsg: string) => void | No | Called when the API fails to be called. **errMsg** indicates the returned information.|
| complete | () => void | No| Called when the API call is complete.| | complete | () => void | No | Called when the API call is complete. |
## ParamsInterface ## ParamsInterface
| Name| Type| Description| | Name | Type | Description |
| -------- | -------- | -------- | | ------------- | ------ | ------- |
| [key: string] | Object| List of routing parameters.| | [key: string] | Object | List of routing parameters.|
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