harmony 鸿蒙@ohos.app.ability.ConfigurationConstant (ConfigurationConstant)

2022-12-22
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@ohos.app.ability.ConfigurationConstant (ConfigurationConstant)

The ConfigurationConstant module provides the enumerated values of the environment configuration information.

NOTE

The initial APIs of this module are supported since API version 9. Newly added APIs will be marked with a superscript to indicate their earliest API version.

Modules to Import

import ConfigurationConstant from '@ohos.app.ability.ConfigurationConstant';

ConfigurationConstant.ColorMode

You can obtain the value of this constant by calling the ConfigurationConstant.ColorMode API.

System capability: SystemCapability.Ability.AbilityBase

Name	Value	Description
COLOR_MODE_NOT_SET	-1	Unspecified color mode.
COLOR_MODE_DARK	0	Dark mode.
COLOR_MODE_LIGHT	1	Light mode.

ConfigurationConstant.Direction

You can obtain the value of this constant by calling the ConfigurationConstant.Direction API.

System capability: SystemCapability.Ability.AbilityBase

Name	Value	Description
DIRECTION_NOT_SET	-1	Unspecified direction.
DIRECTION_VERTICAL	0	Vertical direction.
DIRECTION_HORIZONTAL	1	Horizontal direction.

ConfigurationConstant.ScreenDensity

You can obtain the value of this constant by calling the ConfigurationConstant.ScreenDensity API.

System capability: SystemCapability.Ability.AbilityBase

Name	Value	Description
SCREEN_DENSITY_NOT_SET	0	The screen pixel density is not set.
SCREEN_DENSITY_SDPI	120	The pixel density of the screen is ‘sdpi’.
SCREEN_DENSITY_MDPI	160	The pixel density of the screen is ‘mdpi’.
SCREEN_DENSITY_LDPI	240	The pixel density of the screen is ‘ldpi’.
SCREEN_DENSITY_XLDPI	320	The pixel density of the screen is ‘xldpi’.
SCREEN_DENSITY_XXLDPI	480	The pixel density of the screen is ‘xxldpi’.
SCREEN_DENSITY_XXXLDPI	640	The pixel density of the screen is ‘xxxldpi’.