| DATE_FORMAT | string | Yes | Yes | Date format.<br>The value can be **mm/dd/yyyy**, **dd/mm/yyyy**, or **yyyy/mm/dd**, where **mm** indicates the month, **dd** indicates the day, and **yyyy** indicates the year.|
| AUTO_GAIN_TIME | string | Yes | Yes | Whether the date, time, and time zone are automatically obtained from the Network Identity and Time Zone (NITZ).<br>The value **true** means that the date, time, and time zone are automatically obtained from NITZ; and **false** means the opposite.|
| AUTO_GAIN_TIME_ZONE | string | Yes | Yes | Whether the time zone is automatically obtained from NITZ.<br>The value **true** means that the time zone is automatically obtained from NITZ; and **false** means the opposite.|
| AUTO_GAIN_TIME | string | Yes | Yes | Whether the date, time, and time zone are automatically obtained from the Network Identity and Time Zone (NITZ).<br>The value **true** means that the date, time, and time zone are automatically obtained from NITZ; and **false** means the opposite.|
| AUTO_GAIN_TIME_ZONE | string | Yes | Yes | Whether the time zone is automatically obtained from NITZ.<br>The value **true** means that the time zone is automatically obtained from NITZ; and **false** means the opposite.|
## display
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@@ -39,7 +39,7 @@ Provides data items for setting the display effects.
| FONT_SCALE | string | Yes | Yes | Scale factor of the font. The value is a floating point number. |
| SCREEN_BRIGHTNESS_STATUS | string | Yes | Yes | Screen brightness. The value ranges from 0 to 255. |
| AUTO_SCREEN_BRIGHTNESS | string | Yes | Yes | Whether automatic screen brightness adjustment is enabled.<br>**AUTO_SCREEN_BRIGHTNESS_MODE**: Automatic screen brightness adjustment is enabled.<br>**MANUAL_SCREEN_BRIGHTNESS_MODE**: Automatic screen brightness adjustment is disabled.|
| AUTO_SCREEN_BRIGHTNESS | string | Yes | Yes | Whether automatic screen brightness adjustment is enabled.<br>**AUTO_SCREEN_BRIGHTNESS_MODE**: Automatic screen brightness adjustment is enabled.<br>**MANUAL_SCREEN_BRIGHTNESS_MODE**: Automatic screen brightness adjustment is disabled.|
| AUTO_SCREEN_BRIGHTNESS_MODE | number | Yes | Yes | Value of **AUTO_SCREEN_BRIGHTNESS** when automatic screen brightness adjustment is enabled. |
| MANUAL_SCREEN_BRIGHTNESS_MODE | number | Yes | Yes | Value of **AUTO_SCREEN_BRIGHTNESS** when automatic screen brightness adjustment is disabled. |
| SCREEN_OFF_TIMEOUT | string | Yes | Yes | Waiting time for the device to enter the sleep state when not in use (unit: ms). |
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@@ -47,7 +47,7 @@ Provides data items for setting the display effects.
| ANIMATOR_DURATION_SCALE | string | Yes | Yes | Scale factor for the animation duration. This affects the start delay and duration of all such animations.<br>If the value is **0**, the animation ends immediately. The default value is **1**.|
| TRANSITION_ANIMATION_SCALE | string | Yes | Yes | Scale factor for transition animations.<br>The value **0** indicates that the transition animations are disabled. |
| WINDOW_ANIMATION_SCALE | string | Yes | Yes | Scale factor for normal window animations.<br>The value **0** indicates that window animations are disabled. |
| DISPLAY_INVERSION_STATUS | string | Yes | Yes | Whether display color inversion is enabled.<br>**1**: Display color inversion is enabled.<br>**0**: Display color inversion is disabled.|
| DISPLAY_INVERSION_STATUS | string | Yes | Yes | Whether display color inversion is enabled.<br>**1**: Display color inversion is enabled.<br>**0**: Display color inversion is disabled.|
## general
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@@ -248,7 +248,7 @@ Obtains the value of a data item in the database. This API uses an asynchronous
| name | string | Yes | Name of the target data item. Data items can be classified as follows:<br> - Existing data items in the database<br>- Custom data items|
| callback | AsyncCallback\<object> | Yes | Callback used to return the value of the data item. |
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@@ -280,7 +280,7 @@ Obtains the value of a data item in the database. This API uses a promise to ret
| name | string | Yes | Name of the target data item. Data items can be classified as follows:<br> - Existing data items in the database<br>- Custom data items|
**Return value**
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@@ -315,7 +315,7 @@ Sets the value for a data item. This API uses an asynchronous callback to return
| name | string | Yes | Name of the target data item. Data items can be classified as follows:<br>- Existing data items in the database<br>- Custom data items|
| value | object | Yes | Value of the data item. The value range varies by service. |
| callback | AsyncCallback\<boolean> | Yes | Callback used to return the result. Returns **true** if the operation is successful; returns **false** otherwise. |
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@@ -347,7 +347,7 @@ Sets the value for a data item. This API uses a promise to return the result.
| name | string | Yes | Name of the target data item. Data items can be classified as follows:<br>- Existing data items in the database<br>- Custom data items|
| value | object | Yes | Value of the data item. The value range varies by service. |
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@@ -512,9 +512,9 @@ Obtains the value of a data item. Unlike **getValue**, this API returns the resu
| name | string | Yes | Name of the target data item. Data items can be classified as follows:<br>- Existing data items in the database<br>- Custom data items|
| defValue | string | Yes | Default value, which is returned when the value of a data item is not found in the database. Set this attribute as needed.|
| defValue | string | Yes | Default value, which is returned when the value of a data item is not found in the database. Set this parameter as needed. |
**Return value**
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@@ -541,7 +541,7 @@ Sets the value for a data item. Unlike **setValue**, this API returns the result
If the specified data item exists in the database, the **setValueSync** method updates the value of the data item. If the data item does not exist in the database, the **setValueSync** method inserts the data item into the database.
**Required permissions**: ohos.permission.MANAGE_SECUER_SETTINGS (available only to system applications)
**Required permissions**: ohos.permission.MANAGE_SECURE_SETTINGS (available only to system applications)
| name | string | Yes | Name of the target data item. Data items can be classified as follows:<br>- Existing data items in the database<br>- Custom data items|
| value | string | Yes | Value of the data item. The value range varies by service. |
