@@ -22,9 +22,9 @@ Creates a text picker based on the selection range specified by **range**.
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| range | string[] \| [Resource](ts-types.md#resource)\|[TextPickerRangeContent](#textpickerrangecontent10)[]<sup>10+</sup> | Yes| Data selection range of the picker. This parameter cannot be set to an empty array. If set to an empty array, it will not be displayed. If it is dynamically changed to an empty array, the current value remains displayed.|
| selected | number | No| Index of the default item in the range.<br>Default value: **0**|
| value | string | No| Value of the default item in the range. The priority of this parameter is lower than that of **selected**.<br>Default value: value of the first item<br>**NOTE**\<br>This parameter works only for a text list. It does not work for an image list or a list consisting of text and images.|
| range | string[] \| [Resource](ts-types.md#resource)\|[TextPickerRangeContent](#textpickerrangecontent10)[]<sup>10+</sup> | Yes| Data selection range of the picker. This parameter cannot be set to an empty array. If set to an empty array, it will not be displayed. If it is dynamically changed to an empty array, the current value remains displayed.|
| selected | number | No| Index of the default item in the range.<br>Default value: **0**<br>Since API version 10, this parameter supports [$$](../../quick-start/arkts-two-way-sync.md) for two-way binding of variables.|
| value | string | No| Value of the default item in the range. The priority of this parameter is lower than that of **selected**.<br>Default value: value of the first item<br>**NOTE**<br>This parameter works only for a text list. It does not work for an image list or a list consisting of text and images.<br>Since API version 10, this parameter supports [$$](../../quick-start/arkts-two-way-sync.md) for two-way binding of variables. |
## TextPickerRangeContent<sup>10+</sup>
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@@ -50,7 +50,9 @@ In addition to the [universal events](ts-universal-events-click.md), the followi
| Name| Description|
| -------- | -------- |
| onChange(callback: (value: string, index: number) => void) | Triggered when an item in the picker is selected.<br>- **value**: value of the selected item.<br>**NOTE**<br>For a text list or a list consisting of text and images, **value** indicates the text value of the selected item. For an image list, **value** is empty.<br>- **index**: index of the selected item. |
| onAccept(callback: (value: string, index: number) => void) | Triggered when the OK button in the dialog box is clicked.<br><br>- **value**: value of the selected item.<br>- **index**: index of the selected item.<br>**NOTE**<br>This event can be triggered only in the [text picker dialog box](ts-methods-textpicker-dialog.md).|
| onCancel(callback: () => void) | Triggered when the Cancel button in the dialog box is clicked.<br>**NOTE**<br>This event can be triggered only in the [text picker dialog box](ts-methods-textpicker-dialog.md).|
| onChange(callback: (value: string, index: number) => void) | Triggered when an item in the picker is selected.<br>- **value**: value of the selected item.<br>**NOTE**<br>For a text list or a list consisting of text and images, **value** indicates the text value of the selected item. For an image list, **value** is empty.<br>- **index**: index of the selected item.|
| itemSpace | number \| string | Space between child components.<br>Default value: **0**<br>**NOTE**<br>This parameter cannot be set in percentage.|
| displayMode | SwiperDisplayMode | Mode in which elements are displayed along the main axis. This attribute takes effect only when **displayCount** is not set.<br>Default value: **SwiperDisplayMode.Stretch**|
| cachedCount<sup>8+</sup> | number | Number of child components to be cached.<br>Default value: **1**|
| cachedCount<sup>8+</sup> | number | Number of child components to be cached.<br>Default value: **1**<br>**NOTE**<br>**cachedCount** has caching optimized. You are advised not to use it together with [LazyForEach](../../quick-start/arkts-rendering-control-lazyforeach.md).|
| disableSwipe<sup>8+</sup> | boolean | Whether to disable the swipe feature.<br>Default value: **false** |
| curve<sup>8+</sup> | [Curve](ts-appendix-enums.md#curve)\| string | Animation curve. The ease-in/ease-out curve is used by default. For details about common curves, see [Curve](ts-appendix-enums.md#curve). You can also create custom curves (interpolation curve objects) by using the API provided by the [interpolation calculation](../apis/js-apis-curve.md) module.<br>Default value: **Curve.Ease**|
| indicatorStyle<sup>8+</sup> | {<br>left?: [Length](ts-types.md#length),<br>top?: [Length](ts-types.md#length),<br>right?: [Length](ts-types.md#length),<br>bottom?: [Length](ts-types.md#length),<br>size?: [Length](ts-types.md#length),<br>mask?: boolean,<br>color?: [ResourceColor](ts-types.md),<br>selectedColor?: [ResourceColor](ts-types.md)<br>} | Style of the navigation point indicator.<br>\-**left**: distance between the navigation point indicator and the left edge of the **\<Swiper>** component.<br>\-**top**: distance between the navigation point indicator and the top edge of the **\<Swiper>** component.<br>\-**right**: distance between the navigation point indicator and the right edge of the **\<Swiper>** component.<br>\-**bottom**: distance between the navigation point indicator and the bottom edge of the **\<Swiper>** component.<br>\-**size**: diameter of the navigation point indicator.<br>\-**mask**: whether to enable the mask for the navigation point indicator.<br>\-**color**: color of the navigation point indicator.<br>\-**selectedColor**: color of the selected navigation dot.|
| displayCount<sup>8+</sup> | number\|string | Number of elements to display per page.<br>Default value: **1**<br>**NOTE**<br>If the value is of the string type, it can only be **'auto'**, whose display effect is the same as that of **SwiperDisplayMode.AutoLinear**.<br>If the value is of the number type, child components stretch (shrink) on the main axis after the swiper width [deducting the result of itemSpace x (displayCount – 1)] is evenly distributed among them on the main axis.|
| displayCount<sup>8+</sup> | number\| string | Number of elements to display per page.<br>Default value: **1**<br>**NOTE**<br>If the value is of the string type, it can only be **'auto'**, whose display effect is the same as that of **SwiperDisplayMode.AutoLinear**.<br>If the value is of the number type, child components stretch (shrink) on the main axis after the swiper width [deducting the result of itemSpace x (displayCount – 1)] is evenly distributed among them on the main axis.|
| effectMode<sup>8+</sup> | [EdgeEffect](ts-appendix-enums.md#edgeeffect) | Swipe effect. For details, see **EdgeEffect**.<br>Default value: **EdgeEffect.Spring**<br>**NOTE**<br>The spring effect does not take effect when the controller API is called.|
| nextMargin<sup>10+</sup> | <br>[Length](ts-types.md#length)<br>| Next margin, used to reveal a small part of the next item.<br>Default value: **0**<br>**NOTE**<br>This parameter is valid only when **SwiperDisplayMode** is set to **STRETCH**. If **cachedCount** is set to a value less than or equal to 0, a small part of the next item is displayed, but child components cannot be loaded. |
| prevMargin<sup>10+</sup> | <br>[Length](ts-types.md#length)<br>| Previous margin, used to reveal a small part of the previous item.<br>Default value: **0**<br>**NOTE**<br>This parameter is valid only when **SwiperDisplayMode** is set to **STRETCH**. If **cachedCount** is set to a value less than or equal to 0, a small part of the previous item is displayed, but child components cannot be loaded. |
