harmony 鸿蒙native_type.h

2025-06-12
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native_type.h

Overview

Defines the common types for the native module.

Library: libace_ndk.z.so

File to include:

System capability: SystemCapability.ArkUI.ArkUI.Full

Since: 12

Related module: ArkUI_NativeModule

Summary

Structs

Name	Description
struct ArkUI_ContextCallback	Defines event callback.
union ArkUI_NumberValue	Provides the number types of ArkUI in the native code.
struct ARKUI_TextPickerRangeContent	Defines the input structure of the single-column text picker with image resources.
struct ARKUI_TextPickerCascadeRangeContent	Defines the input structure of the interconnected multi-column text picker.
struct ArkUI_ColorStop	Defines a gradient color stop.
struct ArkUI_Rect	Defines a mask area.
struct ArkUI_IntSize	Describes the width and height of a component.
struct ArkUI_IntOffset	Describes the position of a component.
struct ArkUI_Margin	Describes the margins of a component.
struct ArkUI_TranslationOptions	Defines the translation options for component transition.
struct ArkUI_ScaleOptions	Defines the scaling options for component transition.
struct ArkUI_RotationOptions	Defines the rotation options for component transition.

Types

Name	Description
typedef struct ArkUI_LayoutConstraint ArkUI_LayoutConstraint	Defines the size constraints of a component during component layout.
typedef struct ArkUI_DrawContext ArkUI_DrawContext	Defines the component drawing context.
typedef struct ArkUI_Node * ArkUI_NodeHandle	Defines the pointer to the ArkUI native component object.
typedef struct ArkUI_NativeDialog * ArkUI_NativeDialogHandle	Defines the handle to the custom dialog box controller of ArkUI on the native side.
typedef struct ArkUI_WaterFlowSectionOption ArkUI_WaterFlowSectionOption	Defines the water flow section configuration.
typedef struct ArkUI_ListItemSwipeActionItem ArkUI_ListItemSwipeActionItem	Defines the item configuration for ListItemSwipeActionOption.
typedef struct ArkUI_ListItemSwipeActionOption ArkUI_ListItemSwipeActionOption	Defines the configuration for ListItemSwipeActionOption.
typedef struct ArkUI_Context * ArkUI_ContextHandle	Defines the handle to the ArkUI native UI context.
typedef struct ArkUI_NodeContent * ArkUI_NodeContentHandle	Defines the handle to the ArkUI NodeContent instance on the native side.
typedef struct ArkUI_AlignmentRuleOption ArkUI_AlignmentRuleOption	Defines the alignment rule in the relative container.
typedef struct ArkUI_GuidelineOption ArkUI_GuidelineOption	Defines the ID, direction, and position of a guideline.
typedef struct ArkUI_BarrierOption ArkUI_BarrierOption	Defines the ID, direction, and referenced component of a barrier.
typedef struct ArkUI_ImageAnimatorFrameInfo ArkUI_ImageAnimatorFrameInfo	Defines the image frame information.
typedef struct ArkUI_ListChildrenMainSize ArkUI_ListChildrenMainSize	Defines the ChildrenMainSize information of the List component.
typedef struct ArkUI_AccessibilityState ArkUI_AccessibilityState	Defines a struct for the component accessibility state.
typedef struct ArkUI_AccessibilityValue ArkUI_AccessibilityValue	Defines a struct for the component accessibility value.
typedef struct ArkUI_SystemFontStyleEvent ArkUI_SystemFontStyleEvent	Defines a struct for the system font style event.
typedef struct ArkUI_CustomSpanMeasureInfo ArkUI_CustomSpanMeasureInfo	Defines a struct for the measurement information of a custom span.
typedef struct ArkUI_CustomSpanMetrics ArkUI_CustomSpanMetrics	Defines a struct for the measurement metrics of a custom span.
typedef struct ArkUI_CustomSpanDrawInfo ArkUI_CustomSpanDrawInfo	Defines a struct for the drawing information of a custom span.
typedef struct ArkUI_SwiperIndicator ArkUI_SwiperIndicator	Defines the navigation indicator style of the Swiper component.
typedef struct ArkUI_StyledString_Descriptor ArkUI_StyledString_Descriptor	Defines a struct for the styled string descriptor object supported by the text component.
typedef struct ArkUI_SnapshotOptions ArkUI_LayoutConstraint	Defines a struct for the component snapshot options.
typedef struct ArkUI_VisibleAreaEventOptions ArkUI_VisibleAreaEventOptions	Defines the parameters for visible area change events.

Enums

Name	Description
ArkUI_Alignment { ARKUI_ALIGNMENT_TOP_START = 0, ARKUI_ALIGNMENT_TOP, ARKUI_ALIGNMENT_TOP_END, ARKUI_ALIGNMENT_START, ARKUI_ALIGNMENT_CENTER, ARKUI_ALIGNMENT_END, ARKUI_ALIGNMENT_BOTTOM_START, ARKUI_ALIGNMENT_BOTTOM, ARKUI_ALIGNMENT_BOTTOM_END }	Enumerates the alignment modes.
ArkUI_ImageRepeat { ARKUI_IMAGE_REPEAT_NONE = 0, ARKUI_IMAGE_REPEAT_X, ARKUI_IMAGE_REPEAT_Y, ARKUI_IMAGE_REPEAT_XY }	Enumerates the image repeat patterns.
ArkUI_FontStyle { ARKUI_FONT_STYLE_NORMAL = 0, ARKUI_FONT_STYLE_ITALIC }	Enumerates the font styles.
ArkUI_FontWeight { ARKUI_FONT_WEIGHT_W100 = 0, ARKUI_FONT_WEIGHT_W200, ARKUI_FONT_WEIGHT_W300, ARKUI_FONT_WEIGHT_W400, ARKUI_FONT_WEIGHT_W500, ARKUI_FONT_WEIGHT_W600, ARKUI_FONT_WEIGHT_W700, ARKUI_FONT_WEIGHT_W800, ARKUI_FONT_WEIGHT_W900, ARKUI_FONT_WEIGHT_BOLD, ARKUI_FONT_WEIGHT_NORMAL, ARKUI_FONT_WEIGHT_BOLDER, ARKUI_FONT_WEIGHT_LIGHTER, ARKUI_FONT_WEIGHT_MEDIUM, ARKUI_FONT_WEIGHT_REGULAR }	Enumerates the font weights.
ArkUI_TextAlignment { ARKUI_TEXT_ALIGNMENT_START = 0, ARKUI_TEXT_ALIGNMENT_CENTER, ARKUI_TEXT_ALIGNMENT_END, ARKUI_TEXT_ALIGNMENT_JUSTIFY }	Enumerates the text alignment mode.
ArkUI_EnterKeyType { ARKUI_ENTER_KEY_TYPE_GO = 2, ARKUI_ENTER_KEY_TYPE_SEARCH = 3, ARKUI_ENTER_KEY_TYPE_SEND, ARKUI_ENTER_KEY_TYPE_NEXT, ARKUI_ENTER_KEY_TYPE_DONE, ARKUI_ENTER_KEY_TYPE_PREVIOUS, ARKUI_ENTER_KEY_TYPE_NEW_LINE }	Enumerates the types of the Enter key for a single-line text box.
ArkUI_TextInputType { ARKUI_TEXTINPUT_TYPE_NORMAL = 0, ARKUI_TEXTINPUT_TYPE_NUMBER = 2, ARKUI_TEXTINPUT_TYPE_PHONE_NUMBER = 3, ARKUI_TEXTINPUT_TYPE_EMAIL = 5, ARKUI_TEXTINPUT_TYPE_PASSWORD = 7, ARKUI_TEXTINPUT_TYPE_NUMBER_PASSWORD = 8, ARKUI_TEXTINPUT_TYPE_SCREEN_LOCK_PASSWORD = 9, ARKUI_TEXTINPUT_TYPE_USER_NAME = 10, ARKUI_TEXTINPUT_TYPE_NEW_PASSWORD = 11, ARKUI_TEXTINPUT_TYPE_NUMBER_DECIMAL = 12 }	Enumerates the text input types.
ArkUI_TextAreaType { ARKUI_TEXTAREA_TYPE_NORMAL = 0, ARKUI_TEXTAREA_TYPE_NUMBER = 2, ARKUI_TEXTAREA_TYPE_PHONE_NUMBER = 3, ARKUI_TEXTAREA_TYPE_EMAIL = 5 }	Enumerates the text box types.
ArkUI_CancelButtonStyle { ARKUI_CANCELBUTTON_STYLE_CONSTANT = 0, ARKUI_CANCELBUTTON_STYLE_INVISIBLE, ARKUI_CANCELBUTTON_STYLE_INPUT }	Enumerates the styles of the Cancel button.
ArkUI_XComponentType { ARKUI_XCOMPONENT_TYPE_SURFACE = 0, ARKUI_XCOMPONENT_TYPE_TEXTURE = 2 }	Enumerates the types of the XComponent.
ArkUI_ProgressType { ARKUI_PROGRESS_TYPE_LINEAR = 0, ARKUI_PROGRESS_TYPE_RING, ARKUI_PROGRESS_TYPE_ECLIPSE, ARKUI_PROGRESS_TYPE_SCALE_RING, ARKUI_PROGRESS_TYPE_CAPSULE }	Enumerates the styles of the progress indicator.
ArkUI_TextDecorationType { ARKUI_TEXT_DECORATION_TYPE_NONE = 0, ARKUI_TEXT_DECORATION_TYPE_UNDERLINE, ARKUI_TEXT_DECORATION_TYPE_OVERLINE, ARKUI_TEXT_DECORATION_TYPE_LINE_THROUGH }	Enumerates the text decoration types.
ArkUI_TextDecorationStyle { ARKUI_TEXT_DECORATION_STYLE_SOLID = 0, ARKUI_TEXT_DECORATION_STYLE_DOUBLE, ARKUI_TEXT_DECORATION_STYLE_DOTTED, ARKUI_TEXT_DECORATION_STYLE_DASHED, ARKUI_TEXT_DECORATION_STYLE_WAVY }	Enumerates the text decoration styles.
ArkUI_TextCase { ARKUI_TEXT_CASE_NORMAL = 0, ARKUI_TEXT_CASE_LOWER, ARKUI_TEXT_CASE_UPPER }	Enumerates the text cases.
ArkUI_CopyOptions { ARKUI_COPY_OPTIONS_NONE = 0, ARKUI_COPY_OPTIONS_IN_APP, ARKUI_COPY_OPTIONS_LOCAL_DEVICE, ARKUI_COPY_OPTIONS_CROSS_DEVICE }	Enumerates the text copy and paste modes.
ArkUI_ShadowType { ARKUI_SHADOW_TYPE_COLOR = 0, ARKUI_SHADOW_TYPE_BLUR }	Enumerates the shadow types.
ArkUI_TextPickerRangeType { ARKUI_TEXTPICKER_RANGETYPE_SINGLE = 0, ARKUI_TEXTPICKER_RANGETYPE_MULTI, ARKUI_TEXTPICKER_RANGETYPE_RANGE_CONTENT, ARKUI_TEXTPICKER_RANGETYPE_CASCADE_RANGE_CONTENT }	Enumerates the types of the text picker.
ArkUI_AccessibilityCheckedState { ARKUI_ACCESSIBILITY_UNCHECKED = 0, ARKUI_ACCESSIBILITY_CHECKED }	Enumerates the accessibility check box states.
ArkUI_AccessibilityActionType { ARKUI_ACCESSIBILITY_ACTION_CLICK = 1 << 0, ARKUI_ACCESSIBILITY_ACTION_LONG_CLICK = 1 << 1, ARKUI_ACCESSIBILITY_ACTION_CUT = 1 << 2, ARKUI_ACCESSIBILITY_ACTION_COPY = 1 << 3, ARKUI_ACCESSIBILITY_ACTION_PASTE = 1 << 4 }	Defines an enum for the accessibility action types.
ArkUI_EdgeEffect { ARKUI_EDGE_EFFECT_SPRING = 0, ARKUI_EDGE_EFFECT_FADE, ARKUI_EDGE_EFFECT_NONE }	Enumerates the effects used at the edges of the component when the boundary of the scrollable content is reached.
ArkUI_EffectEdge { ARKUI_EFFECT_EDGE_START = 1, ARKUI_EFFECT_EDGE_END = 2 }	Enumerates the edges for which the effect takes effect when the boundary of the scrollable content is reached.
ArkUI_ScrollDirection { ARKUI_SCROLL_DIRECTION_VERTICAL = 0, ARKUI_SCROLL_DIRECTION_HORIZONTAL, ARKUI_SCROLL_DIRECTION_NONE = 3 }	Enumerates the scroll directions of scrollable components.
ArkUI_ScrollSnapAlign { ARKUI_SCROLL_SNAP_ALIGN_NONE = 0, ARKUI_SCROLL_SNAP_ALIGN_START, ARKUI_SCROLL_SNAP_ALIGN_CENTER, ARKUI_SCROLL_SNAP_ALIGN_END }	Enumerates the alignment modes of list items when scrolling ends.
ArkUI_ScrollBarDisplayMode { ARKUI_SCROLL_BAR_DISPLAY_MODE_OFF = 0, ARKUI_SCROLL_BAR_DISPLAY_MODE_AUTO, ARKUI_SCROLL_BAR_DISPLAY_MODE_ON }	Enumerates the scrollbar display modes.
ArkUI_Axis { ARKUI_AXIS_VERTICAL = 0, ARKUI_AXIS_HORIZONTAL }	Enumerates the scroll directions.
ArkUI_StickyStyle { ARKUI_STICKY_STYLE_NONE = 0, ARKUI_STICKY_STYLE_HEADER = 1, ARKUI_STICKY_STYLE_FOOTER = 2, ARKUI_STICKY_STYLE_BOTH = 3 }	Enumerates the modes for pinning the header to the top or the footer to the bottom.
ArkUI_BorderStyle { ARKUI_BORDER_STYLE_SOLID = 0, ARKUI_BORDER_STYLE_DASHED, ARKUI_BORDER_STYLE_DOTTED }	Enumerates the border styles.
ArkUI_HitTestMode { ARKUI_HIT_TEST_MODE_DEFAULT = 0, ARKUI_HIT_TEST_MODE_BLOCK, ARKUI_HIT_TEST_MODE_TRANSPARENT, ARKUI_HIT_TEST_MODE_NONE }	Enumerates the hit test modes.
ArkUI_ShadowStyle { ARKUI_SHADOW_STYLE_OUTER_DEFAULT_XS = 0, ARKUI_SHADOW_STYLE_OUTER_DEFAULT_SM, ARKUI_SHADOW_STYLE_OUTER_DEFAULT_MD, ARKUI_SHADOW_STYLE_OUTER_DEFAULT_LG, ARKUI_SHADOW_STYLE_OUTER_FLOATING_SM, ARKUI_SHADOW_STYLE_OUTER_FLOATING_MD }	Enumerated value of the shadow effect.
ArkUI_AnimationCurve { ARKUI_CURVE_LINEAR = 0, ARKUI_CURVE_EASE, ARKUI_CURVE_EASE_IN, ARKUI_CURVE_EASE_OUT, ARKUI_CURVE_EASE_IN_OUT, ARKUI_CURVE_FAST_OUT_SLOW_IN, ARKUI_CURVE_LINEAR_OUT_SLOW_IN, ARKUI_CURVE_FAST_OUT_LINEAR_IN, ARKUI_CURVE_EXTREME_DECELERATION, ARKUI_CURVE_SHARP, ARKUI_CURVE_RHYTHM, ARKUI_CURVE_SMOOTH, ARKUI_CURVE_FRICTION }	Enumerates the animation curves.
ArkUI_SwiperArrow { ARKUI_SWIPER_ARROW_HIDE = 0, ARKUI_SWIPER_ARROW_SHOW, ARKUI_SWIPER_ARROW_SHOW_ON_HOVER }	Enumerates arrow styles of the navigation indicator.
ArkUI_SwiperNestedScrollMode { ARKUI_SWIPER_NESTED_SRCOLL_SELF_ONLY = 0, ARKUI_SWIPER_NESTED_SRCOLL_SELF_FIRST }	Enumerates the nested scrolling mode of the Swiper component and its parent container.
ArkUI_PageFlipMode { ARKUI_PAGE_FLIP_MODE_CONTINUOUS = 0, ARKUI_PAGE_FLIP_MODE_SINGLE }	Enumerates the page flipping modes using the mouse wheel for the Swiper component.
ArkUI_AccessibilityMode { ARKUI_ACCESSIBILITY_MODE_AUTO = 0, ARKUI_ACCESSIBILITY_MODE_ENABLED, ARKUI_ACCESSIBILITY_MODE_DISABLED, ARKUI_ACCESSIBILITY_MODE_DISABLED_FOR_DESCENDANTS }	Enumerates the accessibility modes.
ArkUI_TextCopyOptions { ARKUI_TEXT_COPY_OPTIONS_NONE = 0, ARKUI_TEXT_COPY_OPTIONS_IN_APP, ARKUI_TEXT_COPY_OPTIONS_LOCAL_DEVICE, ARKUI_TEXT_COPY_OPTIONS_CROSS_DEVICE }	Defines whether copy and paste is allowed for text content.
ArkUI_TextHeightAdaptivePolicy { ARKUI_TEXT_HEIGHT_ADAPTIVE_POLICY_MAX_LINES_FIRST = 0, ARKUI_TEXT_HEIGHT_ADAPTIVE_POLICY_MIN_FONT_SIZE_FIRST, ARKUI_TEXT_HEIGHT_ADAPTIVE_POLICY_LAYOUT_CONSTRAINT_FIRST }	Defines how the adaptive height is determined for the text.
ArkUI_ScrollNestedMode { ARKUI_SCROLL_NESTED_MODE_SELF_ONLY = 0, ARKUI_SCROLL_NESTED_MODE_SELF_FIRST, ARKUI_SCROLL_NESTED_MODE_PARENT_FIRST, ARKUI_SCROLL_NESTED_MODE_PARALLEL }	Enumerates the nested scrolling modes.
ArkUI_ScrollEdge { ARKUI_SCROLL_EDGE_TOP = 0, ARKUI_SCROLL_EDGE_BOTTOM, ARKUI_SCROLL_EDGE_START, ARKUI_SCROLL_EDGE_END }	Defines the edge to which the component scrolls.
ArkUI_ScrollAlignment { ARKUI_SCROLL_ALIGNMENT_START = 0, ARKUI_SCROLL_ALIGNMENT_CENTER, ARKUI_SCROLL_ALIGNMENT_END, ARKUI_SCROLL_ALIGNMENT_AUTO }	Defines how the list item to scroll to is aligned with the container.
ArkUI_ScrollState { ARKUI_SCROLL_STATE_IDLE = 0, ARKUI_SCROLL_STATE_SCROLL, ARKUI_SCROLL_STATE_FLING }	Enumerates the scrolling states.
ArkUI_SliderBlockStyle { ARKUI_SLIDER_BLOCK_STYLE_DEFAULT = 0, ARKUI_SLIDER_BLOCK_STYLE_IMAGE, ARKUI_SLIDER_BLOCK_STYLE_SHAPE }	Enumerates the types of the slider in the block direction.
ArkUI_SliderDirection { ARKUI_SLIDER_DIRECTION_VERTICAL = 0, ARKUI_SLIDER_DIRECTION_HORIZONTAL }	Enumerates the scroll directions of the slider.
ArkUI_SliderStyle { ARKUI_SLIDER_STYLE_OUT_SET = 0, ARKUI_SLIDER_STYLE_IN_SET, ARKUI_SLIDER_STYLE_NONE }	Enumerates the slider styles.
ArkUI_CheckboxShape { ArkUI_CHECKBOX_SHAPE_CIRCLE = 0, ArkUI_CHECKBOX_SHAPE_ROUNDED_SQUARE }	Enumerates the shapes of the check box.
ArkUI_AnimationPlayMode { ARKUI_ANIMATION_PLAY_MODE_NORMAL = 0, ARKUI_ANIMATION_PLAY_MODE_REVERSE, ARKUI_ANIMATION_PLAY_MODE_ALTERNATE, ARKUI_ANIMATION_PLAY_MODE_ALTERNATE_REVERSE }	Enumerates the animation playback modes.
ArkUI_ImageSize { ARKUI_IMAGE_SIZE_AUTO = 0, ARKUI_IMAGE_SIZE_COVER, ARKUI_IMAGE_SIZE_CONTAIN }	Defines the image size.
ArkUI_AdaptiveColor { ARKUI_ADAPTIVE_COLOR_DEFAULT = 0, ARKUI_ADAPTIVE_COLOR_AVERAGE }	Enumerates the adaptive color modes.
ArkUI_ColorMode { ARKUI_COLOR_MODE_SYSTEM = 0, ARKUI_COLOR_MODE_LIGHT, ARKUI_COLOR_MODE_DARK }	Enumerates the color modes.
ArkUI_SystemColorMode { ARKUI_SYSTEM_COLOR_MODE_LIGHT = 0, ARKUI_SYSTEM_COLOR_MODE_DARK }	Enumerates the system color modes.
ArkUI_BlurStyle { ARKUI_BLUR_STYLE_THIN = 0, ARKUI_BLUR_STYLE_REGULAR, ARKUI_BLUR_STYLE_THICK, ARKUI_BLUR_STYLE_BACKGROUND_THIN, ARKUI_BLUR_STYLE_BACKGROUND_REGULAR, ARKUI_BLUR_STYLE_BACKGROUND_THICK, ARKUI_BLUR_STYLE_BACKGROUND_ULTRA_THICK, ARKUI_BLUR_STYLE_NONE, ARKUI_BLUR_STYLE_COMPONENT_ULTRA_THIN, ARKUI_BLUR_STYLE_COMPONENT_THIN, ARKUI_BLUR_STYLE_COMPONENT_REGULAR, ARKUI_BLUR_STYLE_COMPONENT_THICK, ARKUI_BLUR_STYLE_COMPONENT_ULTRA_THICK }	Enumerates the blur styles.
ArkUI_VerticalAlignment { ARKUI_VERTICAL_ALIGNMENT_TOP = 0, ARKUI_VERTICAL_ALIGNMENT_CENTER, ARKUI_VERTICAL_ALIGNMENT_BOTTOM }	Enumerates the vertical alignment modes.
ArkUI_HorizontalAlignment { ARKUI_HORIZONTAL_ALIGNMENT_START = 0, ARKUI_HORIZONTAL_ALIGNMENT_CENTER, ARKUI_HORIZONTAL_ALIGNMENT_END }	Enumerates the alignment mode in the horizontal direction.
ArkUI_TextOverflow { ARKUI_TEXT_OVERFLOW_NONE = 0, ARKUI_TEXT_OVERFLOW_CLIP, ARKUI_TEXT_OVERFLOW_ELLIPSIS, ARKUI_TEXT_OVERFLOW_MARQUEE }	Enumerates the display modes when the text is too long.
ArkUI_ImageSpanAlignment { ARKUI_IMAGE_SPAN_ALIGNMENT_BASELINE = 0, ARKUI_IMAGE_SPAN_ALIGNMENT_BOTTOM, ARKUI_IMAGE_SPAN_ALIGNMENT_CENTER, ARKUI_IMAGE_SPAN_ALIGNMENT_TOP }	Enumerates the alignment mode of the image with the text.
ArkUI_ObjectFit { ARKUI_OBJECT_FIT_CONTAIN = 0, ARKUI_OBJECT_FIT_COVER, ARKUI_OBJECT_FIT_AUTO, ARKUI_OBJECT_FIT_FILL, ARKUI_OBJECT_FIT_SCALE_DOWN, ARKUI_OBJECT_FIT_NONE, ARKUI_OBJECT_FIT_NONE_AND_ALIGN_TOP_START, ARKUI_OBJECT_FIT_NONE_AND_ALIGN_TOP, ARKUI_OBJECT_FIT_NONE_AND_ALIGN_TOP_END, ARKUI_OBJECT_FIT_NONE_AND_ALIGN_START, ARKUI_OBJECT_FIT_NONE_AND_ALIGN_CENTER, ARKUI_OBJECT_FIT_NONE_AND_ALIGN_END, ARKUI_OBJECT_FIT_NONE_AND_ALIGN_BOTTOM_START, ARKUI_OBJECT_FIT_NONE_AND_ALIGN_BOTTOM, ARKUI_OBJECT_FIT_NONE_AND_ALIGN_BOTTOM_END }	Defines the image filling effect. ImageSpanAlignment
ArkUI_ImageInterpolation { ARKUI_IMAGE_INTERPOLATION_NONE = 0, ARKUI_IMAGE_INTERPOLATION_LOW, ARKUI_IMAGE_INTERPOLATION_MEDIUM, ARKUI_IMAGE_INTERPOLATION_HIGH }	Enumerates the image interpolation effects.
ArkUI_BlendMode { ARKUI_BLEND_MODE_NONE = 0, ARKUI_BLEND_MODE_CLEAR, ARKUI_BLEND_MODE_SRC, ARKUI_BLEND_MODE_DST, ARKUI_BLEND_MODE_SRC_OVER, ARKUI_BLEND_MODE_DST_OVER, ARKUI_BLEND_MODE_SRC_IN, ARKUI_BLEND_MODE_DST_IN, ARKUI_BLEND_MODE_SRC_OUT, ARKUI_BLEND_MODE_DST_OUT, ARKUI_BLEND_MODE_SRC_ATOP, ARKUI_BLEND_MODE_DST_ATOP, ARKUI_BLEND_MODE_XOR, ARKUI_BLEND_MODE_PLUS, ARKUI_BLEND_MODE_MODULATE, ARKUI_BLEND_MODE_SCREEN, ARKUI_BLEND_MODE_OVERLAY, ARKUI_BLEND_MODE_DARKEN, ARKUI_BLEND_MODE_LIGHTEN, ARKUI_BLEND_MODE_COLOR_DODGE, ARKUI_BLEND_MODE_COLOR_BURN, ARKUI_BLEND_MODE_HARD_LIGHT, ARKUI_BLEND_MODE_SOFT_LIGHT, ARKUI_BLEND_MODE_DIFFERENCE, ARKUI_BLEND_MODE_EXCLUSION, ARKUI_BLEND_MODE_MULTIPLY, ARKUI_BLEND_MODE_HUE, ARKUI_BLEND_MODE_SATURATION, ARKUI_BLEND_MODE_COLOR, ARKUI_BLEND_MODE_LUMINOSITY }	Enumerates the blend modes.
ArkUI_Direction { ARKUI_DIRECTION_LTR = 0, ARKUI_DIRECTION_RTL, ARKUI_DIRECTION_AUTO = 3 }	Enumerates the modes in which components are laid out along the main axis of the container.
ArkUI_ItemAlignment { ARKUI_ITEM_ALIGNMENT_AUTO = 0, ARKUI_ITEM_ALIGNMENT_START, ARKUI_ITEM_ALIGNMENT_CENTER, ARKUI_ITEM_ALIGNMENT_END, ARKUI_ITEM_ALIGNMENT_STRETCH, ARKUI_ITEM_ALIGNMENT_BASELINE }	Enumerates the modes in which components are laid out along the cross axis of the container.
ArkUI_ColorStrategy { ARKUI_COLOR_STRATEGY_INVERT = 0, ARKUI_COLOR_STRATEGY_AVERAGE, ARKUI_COLOR_STRATEGY_PRIMARY }	Enumerates the foreground colors.
ArkUI_FlexAlignment { ARKUI_FLEX_ALIGNMENT_START = 1, ARKUI_FLEX_ALIGNMENT_CENTER = 2, ARKUI_FLEX_ALIGNMENT_END = 3, ARKUI_FLEX_ALIGNMENT_SPACE_BETWEEN = 6, ARKUI_FLEX_ALIGNMENT_SPACE_AROUND = 7, ARKUI_FLEX_ALIGNMENT_SPACE_EVENLY = 8 }	Enumerates the vertical alignment modes.
ArkUI_FlexDirection { ARKUI_FLEX_DIRECTION_ROW = 0, ARKUI_FLEX_DIRECTION_COLUMN, ARKUI_FLEX_DIRECTION_ROW_REVERSE, ARKUI_FLEX_DIRECTION_COLUMN_REVERSE }	Enumerates the directions of the main axis in the flex container.
ArkUI_FlexWrap { ARKUI_FLEX_WRAP_NO_WRAP = 0, ARKUI_FLEX_WRAP_WRAP, ARKUI_FLEX_WRAP_WRAP_REVERSE }	Defines whether the flex container has a single line or multiple lines.
ArkUI_Visibility { ARKUI_VISIBILITY_VISIBLE = 0, ARKUI_VISIBILITY_HIDDEN, ARKUI_VISIBILITY_NONE }	Enumerates the visibility values.
ArkUI_CalendarAlignment { ARKUI_CALENDAR_ALIGNMENT_START = 0, ARKUI_CALENDAR_ALIGNMENT_CENTER, ARKUI_CALENDAR_ALIGNMENT_END }	Enumerates the alignment modes between the calendar picker and the entry component.
ArkUI_MaskType { ARKUI_MASK_TYPE_RECTANGLE = 0, ARKUI_MASK_TYPE_CIRCLE, ARKUI_MASK_TYPE_ELLIPSE, ARKUI_MASK_TYPE_PATH, ARKUI_MASK_TYPE_PROGRESS }	Enumerates the mask types.
ArkUI_ClipType { ARKUI_CLIP_TYPE_RECTANGLE = 0, ARKUI_CLIP_TYPE_CIRCLE, ARKUI_CLIP_TYPE_ELLIPSE, ARKUI_CLIP_TYPE_PATH }	Enumerates the clipping region types.
ArkUI_ShapeType { ARKUI_SHAPE_TYPE_RECTANGLE = 0, ARKUI_SHAPE_TYPE_CIRCLE, ARKUI_SHAPE_TYPE_ELLIPSE, ARKUI_SHAPE_TYPE_PATH }	Enumerates custom shape types.
ArkUI_LinearGradientDirection { ARKUI_LINEAR_GRADIENT_DIRECTION_LEFT = 0, ARKUI_LINEAR_GRADIENT_DIRECTION_TOP, ARKUI_LINEAR_GRADIENT_DIRECTION_RIGHT, ARKUI_LINEAR_GRADIENT_DIRECTION_BOTTOM, ARKUI_LINEAR_GRADIENT_DIRECTION_LEFT_TOP, ARKUI_LINEAR_GRADIENT_DIRECTION_LEFT_BOTTOM, ARKUI_LINEAR_GRADIENT_DIRECTION_RIGHT_TOP, ARKUI_LINEAR_GRADIENT_DIRECTION_RIGHT_BOTTOM, ARKUI_LINEAR_GRADIENT_DIRECTION_NONE, ARKUI_LINEAR_GRADIENT_DIRECTION_CUSTOM }	Enumerates the gradient directions.
ArkUI_WordBreak { ARKUI_WORD_BREAK_NORMAL = 0, ARKUI_WORD_BREAK_BREAK_ALL, ARKUI_WORD_BREAK_BREAK_WORD, ARKUI_WORD_BREAK_HYPHENATION }	Enumerates the word break rules.
ArkUI_EllipsisMode { ARKUI_ELLIPSIS_MODE_START = 0, ARKUI_ELLIPSIS_MODE_CENTER, ARKUI_ELLIPSIS_MODE_END }	Enumerates the ellipsis positions.
ArkUI_ImageRenderMode { ARKUI_IMAGE_RENDER_MODE_ORIGINAL = 0, ARKUI_IMAGE_RENDER_MODE_TEMPLATE }	Enumerates the image rendering modes.
ArkUI_TransitionEdge { ARKUI_TRANSITION_EDGE_TOP = 0, ARKUI_TRANSITION_EDGE_BOTTOM, ARKUI_TRANSITION_EDGE_START, ARKUI_TRANSITION_EDGE_END }	Enumerates the slide-in and slide-out positions of the component from the screen edge during transition.
ArkUI_FinishCallbackType { ARKUI_FINISH_CALLBACK_REMOVED = 0, ARKUI_FINISH_CALLBACK_LOGICALLY }	Enumerates the animation onFinish callback types.
ArkUI_ListItemAlignment { ARKUI_LIST_ITEM_ALIGNMENT_START = 0, ARKUI_LIST_ITEM_ALIGNMENT_CENTER, ARKUI_LIST_ITEM_ALIGNMENT_END }	Enumerates the alignment modes of items along the cross axis.
ArkUI_BlendApplyType { BLEND_APPLY_TYPE_FAST = 0, BLEND_APPLY_TYPE_OFFSCREEN }	Defines how the specified blend mode is applied.
ArkUI_LengthMetricUnit { ARKUI_LENGTH_METRIC_UNIT_DEFAULT = -1, ARKUI_LENGTH_METRIC_UNIT_PX = 0, ARKUI_LENGTH_METRIC_UNIT_VP, ARKUI_LENGTH_METRIC_UNIT_FP }	Enumerates the component units.
ArkUI_TextInputContentType { ARKUI_TEXTINPUT_CONTENT_TYPE_USER_NAME = 0, ARKUI_TEXTINPUT_CONTENT_TYPE_PASSWORD, ARKUI_TEXTINPUT_CONTENT_TYPE_NEW_PASSWORD, ARKUI_TEXTINPUT_CONTENT_TYPE_FULL_STREET_ADDRESS, ARKUI_TEXTINPUT_CONTENT_TYPE_HOUSE_NUMBER, ARKUI_TEXTINPUT_CONTENT_TYPE_DISTRICT_ADDRESS, ARKUI_TEXTINPUT_CONTENT_TYPE_CITY_ADDRESS, ARKUI_TEXTINPUT_CONTENT_TYPE_PROVINCE_ADDRESS, ARKUI_TEXTINPUT_CONTENT_TYPE_COUNTRY_ADDRESS, ARKUI_TEXTINPUT_CONTENT_TYPE_PERSON_FULL_NAME, ARKUI_TEXTINPUT_CONTENT_TYPE_PERSON_LAST_NAME, ARKUI_TEXTINPUT_CONTENT_TYPE_PERSON_FIRST_NAME, ARKUI_TEXTINPUT_CONTENT_TYPE_PHONE_NUMBER, ARKUI_TEXTINPUT_CONTENT_TYPE_PHONE_COUNTRY_CODE, ARKUI_TEXTINPUT_CONTENT_TYPE_FULL_PHONE_NUMBER, ARKUI_TEXTINPUT_CONTENT_EMAIL_ADDRESS, ARKUI_TEXTINPUT_CONTENT_TYPE_BANK_CARD_NUMBER, ARKUI_TEXTINPUT_CONTENT_TYPE_ID_CARD_NUMBER, ARKUI_TEXTINPUT_CONTENT_TYPE_NICKNAME, ARKUI_TEXTINPUT_CONTENT_TYPE_DETAIL_INFO_WITHOUT_STREET, ARKUI_TEXTINPUT_CONTENT_TYPE_FORMAT_ADDRESS, ARKUI_TEXTINPUT_CONTENT_TYPE_PASSPORT_NUMBER, ARKUI_TEXTINPUT_CONTENT_TYPE_VALIDITY, ARKUI_TEXTINPUT_CONTENT_TYPE_ISSUE_AT, ARKUI_TEXTINPUT_CONTENT_TYPE_ORGANIZATION, ARKUI_TEXTINPUT_CONTENT_TYPE_TAX_ID, ARKUI_TEXTINPUT_CONTENT_TYPE_ADDRESS_CITY_AND_STATE, ARKUI_TEXTINPUT_CONTENT_TYPE_FLIGHT_NUMBER, ARKUI_TEXTINPUT_CONTENT_TYPE_LICENSE_NUMBER, ARKUI_TEXTINPUT_CONTENT_TYPE_LICENSE_FILE_NUMBER, ARKUI_TEXTINPUT_CONTENT_TYPE_LICENSE_PLATE, ARKUI_TEXTINPUT_CONTENT_TYPE_ENGINE_NUMBER, ARKUI_TEXTINPUT_CONTENT_TYPE_LICENSE_CHASSIS_NUMBER, }	Enumerates the autofill types.
ArkUI_BarrierDirection { ARKUI_BARRIER_DIRECTION_START = 0, ARKUI_BARRIER_DIRECTION_END, ARKUI_BARRIER_DIRECTION_TOP, ARKUI_BARRIER_DIRECTION_BOTTOM }	Enumerates the barrier directions.
ArkUI_RelativeLayoutChainStyle { ARKUI_RELATIVE_LAYOUT_CHAIN_STYLE_SPREAD = 0, ARKUI_RELATIVE_LAYOUT_CHAIN_STYLE_SPREAD_INSIDE, ARKUI_RELATIVE_LAYOUT_CHAIN_STYLE_PACKED }	Enumerates the chain styles.
ArkUI_TextInputStyle { ARKUI_TEXTINPUT_STYLE_DEFAULT = 0, ARKUI_TEXTINPUT_STYLE_INLINE }	Enumerates the text input styles.
ArkUI_TextDataDetectorType { ARKUI_TEXT_DATA_DETECTOR_TYPE_PHONE_NUMBER = 0, ARKUI_TEXT_DATA_DETECTOR_TYPE_URL, ARKUI_TEXT_DATA_DETECTOR_TYPE_EMAIL, ARKUI_TEXT_DATA_DETECTOR_TYPE_ADDRESS }	Enumerates the entity types of text recognition.
ArkUI_ButtonType { ARKUI_BUTTON_TYPE_NORMAL = 0, ARKUI_BUTTON_TYPE_CAPSULE, ARKUI_BUTTON_TYPE_CIRCLE }	Enumerates the button types.
ArkUI_RenderFit { ARKUI_RENDER_FIT_CENTER = 0, ARKUI_RENDER_FIT_TOP, ARKUI_RENDER_FIT_BOTTOM, ARKUI_RENDER_FIT_LEFT, ARKUI_RENDER_FIT_RIGHT, ARKUI_RENDER_FIT_TOP_LEFT, ARKUI_RENDER_FIT_TOP_RIGHT, ARKUI_RENDER_FIT_BOTTOM_LEFT, ARKUI_RENDER_FIT_BOTTOM_RIGHT, ARKUI_RENDER_FIT_RESIZE_FILL, ARKUI_RENDER_FIT_RESIZE_CONTAIN, ARKUI_RENDER_FIT_RESIZE_CONTAIN_TOP_LEFT, ARKUI_RENDER_FIT_RESIZE_CONTAIN_BOTTOM_RIGHT, ARKUI_RENDER_FIT_RESIZE_COVER, ARKUI_RENDER_FIT_RESIZE_COVER_TOP_LEFT, ARKUI_RENDER_FIT_RESIZE_COVER_BOTTOM_RIGHT }
ArkUI_ThemeColorMode { ARKUI_THEME_COLOR_MODE_SYSTEM = 0, ARKUI_THEME_COLOR_MODE_LIGHT, ARKUI_THEME_COLOR_MODE_DARK }
ArkUI_SwiperIndicatorType { ARKUI_SWIPER_INDICATOR_TYPE_DOT, ARKUI_SWIPER_INDICATOR_TYPE_DIGIT }	Enumerates the navigation indicator types of the Swiper component.
ArkUI_AnimationDirection { ARKUI_ANIMATION_DIRECTION_NORMAL = 0, ARKUI_ANIMATION_DIRECTION_REVERSE, ARKUI_ANIMATION_DIRECTION_ALTERNATE, ARKUI_ANIMATION_DIRECTION_ALTERNATE_REVERSE }	Enumerates the animation playback modes.
ArkUI_AnimationFill { ARKUI_ANIMATION_FILL_NONE = 0, ARKUI_ANIMATION_FILL_FORWARDS, ARKUI_ANIMATION_FILL_BACKWARDS, ARKUI_ANIMATION_FILL_BOTH }	Enumerates the state of the animated target after the animation is executed.
ArkUI_SwiperDisplayModeType { ARKUI_SWIPER_DISPLAY_MODE_STRETCH, ARKUI_SWIPER_DISPLAY_MODE_AUTO_LINEAR }	Enumerates the modes in which elements are displayed along the main axis of the Swiper component.
ArkUI_ListItemSwipeActionState { ARKUI_LIST_ITEM_SWIPE_ACTION_STATE_COLLAPSED = 0, ARKUI_LIST_ITEM_SWIPE_ACTION_STATE_EXPANDED, ARKUI_LIST_ITEM_SWIPE_ACTION_STATE_ACTIONING }	Enumerates the swipe action item states of list items.
ArkUI_ListItemSwipeEdgeEffect { ARKUI_LIST_ITEM_SWIPE_EDGE_EFFECT_SPRING = 0, ARKUI_LIST_ITEM_SWIPE_EDGE_EFFECT_NONE }	Enumerates the swipe action item edge effects of list items.
ArkUI_AnimationStatus { ARKUI_ANIMATION_STATUS_INITIAL, ARKUI_ANIMATION_STATUS_RUNNING, ARKUI_ANIMATION_STATUS_PAUSED, ARKUI_ANIMATION_STATUS_STOPPED }	Enumerates the playback states of the frame-by-frame animation.
ArkUI_AnimationFillMode { ARKUI_ANIMATION_FILL_MODE_NONE, ARKUI_ANIMATION_FILL_MODE_FORWARDS, ARKUI_ANIMATION_FILL_MODE_BACKWARDS, ARKUI_ANIMATION_FILL_MODE_BOTH }	Enumerates the states before and after execution of the frame-by-frame animation.
ArkUI_ErrorCode { ARKUI_ERROR_CODE_NO_ERROR = 0, ARKUI_ERROR_CODE_PARAM_INVALID = 401, ARKUI_ERROR_CODE_FOCUS_NON_FOCUSABLE = 150001,ARKUI_ERROR_CODE_FOCUS_NON_FOCUSABLE_ANCESTOR = 150002,ARKUI_ERROR_CODE_FOCUS_NON_EXISTENT = 150003,ARKUI_ERROR_CODE_ATTRIBUTE_OR_EVENT_NOT_SUPPORTED = 106102, ARKUI_ERROR_CODE_NOT_SUPPROTED_FOR_ARKTS_NODE = 106103, ARKUI_ERROR_CODE_NODE_ADAPTER_NONE_HOST = 106104, ARKUI_ERROR_CODE_NODE_ADAPTER_EXIST_IN_HOST = 106105, ARKUI_ERROR_CODE_NODE_ADAPTER_CHILD_NODE_EXIST = 106106, ARKUI_ERROR_CODE_NODE_EVENT_PARAM_INDEX_OUT_OF_RANGE = 106107, ARKUI_ERROR_CODE_NODE_EVENT_PARAM_INVALID = 106108, ARKUI_ERROR_CODE_NODE_EVENT_NO_RETURN = 106109, ARKUI_ERROR_CODE_NODE_INDEX_INVALID = 106200, ARKUI_ERROR_CODE_GET_INFO_FAILED = 106201, ARKUI_ERROR_CODE_BUFFER_SIZE_ERROR = 106202, ARKUI_ERROR_CODE_NON_SCROLLABLE_CONTAINER = 180001, ARKUI_ERROR_CODE_BUFFER_SIZE_NOT_ENOUGH = 180002, ARKUI_ERROR_CODE_INVALID_STYLED_STRING = 180101, ARKUI_ERROR_CODE_RECOGNIZER_TYPE_NOT_SUPPORTED = 180102 }	Defines an enum for the error codes.
ArkUI_ScrollSource { ARKUI_SCROLL_SOURCE_DRAG = 0, ARKUI_SCROLL_SOURCE_FLING, ARKUI_SCROLL_SOURCE_EDGE_EFFECT, ARKUI_SCROLL_SOURCE_OTHER_USER_INPUT, ARKUI_SCROLL_SOURCE_SCROLL_BAR, ARKUI_SCROLL_SOURCE_SCROLL_BAR_FLING, ARKUI_SCROLL_SOURCE_SCROLLER, ARKUI_SCROLL_SOURCE_ANIMATION }	Defines an enum for the scroll sources.
ArkUI_SafeAreaType { ARKUI_SAFE_AREA_TYPE_SYSTEM = 1, ARKUI_SAFE_AREA_TYPE_CUTOUT = 1 << 1, ARKUI_SAFE_AREA_TYPE_KEYBOARD = 1 << 2 }	Defines an enum for the types of expanded safe areas.
ArkUI_SafeAreaEdge { ARKUI_SAFE_AREA_EDGE_TOP = 1, ARKUI_SAFE_AREA_EDGE_BOTTOM = 1 << 1, ARKUI_SAFE_AREA_EDGE_START = 1 << 2, ARKUI_SAFE_AREA_EDGE_END = 1 << 3 }	Enumerates the edges for expanding the safe area.
ARKUI_FOCUSMOVE { ARKUI_FOCUS_MOVE_FORWARD = 0, ARKUI_FOCUS_MOVE_BACKWARD, ARKUI_FOCUS_MOVE_UP, ARKUI_FOCUS_MOVE_DOWN, ARKUI_FOCUS_MOVE_LEFT, ARKUI_FOCUS_MOVE_RIGHT, }	Enumerates the focus movement directions.
ArkUI_NavDestinationState { ARKUI_NAV_DESTINATION_STATE_ON_SHOW = 0, ARKUI_NAV_DESTINATION_STATE_ON_HIDE = 1, ARKUI_NAV_DESTINATION_STATE_ON_APPEAR = 2, ARKUI_NAV_DESTINATION_STATE_ON_DISAPPEAR = 3, ARKUI_NAV_DESTINATION_STATE_ON_WILL_SHOW = 4, ARKUI_NAV_DESTINATION_STATE_ON_WILL_HIDE = 5, ARKUI_NAV_DESTINATION_STATE_ON_WILL_APPEAR = 6, ARKUI_NAV_DESTINATION_STATE_ON_WILL_DISAPPEAR = 7, ARKUI_NAV_DESTINATION_STATE_ON_BACK_PRESS = 100 }	Defines an enum for the NavDestination component states.
ArkUI_RouterPageState { ARKUI_ROUTER_PAGE_STATE_ON_WILL_APPEAR = 0, ARKUI_ROUTER_PAGE_STATE_ON_WILL_DISAPPEAR = 1, ARKUI_ROUTER_PAGE_STATE_ON_SHOW = 2, ARKUI_ROUTER_PAGE_STATE_ON_HIDE = 3, ARKUI_ROUTER_PAGE_STATE_ON_BACK_PRESS = 4 }	Defines an enum for the router page states.
ArkUI_DatePickerMode { ARKUI_DATEPICKER_MODE_DATE = 0, ARKUI_DATEPICKER_YEAR_AND_MONTH = 1, ARKUI_DATEPICKER_MONTH_AND_DAY = 2 }	Enumerates the column display modes of the date picker.

Functions

Name	Description
ArkUI_LayoutConstraint * OH_ArkUI_LayoutConstraint_Create ()	Creates a size constraint.
ArkUI_LayoutConstraint * OH_ArkUI_LayoutConstraint_Copy (const ArkUI_LayoutConstraint *Constraint)	Performs a deep copy of a size constraint.
void * OH_ArkUI_LayoutConstraint_Dispose (ArkUI_LayoutConstraint *Constraint)	Disposes of the pointer to a size constraint.
int32_t OH_ArkUI_LayoutConstraint_GetMaxWidth (const ArkUI_LayoutConstraint *Constraint)	Obtains the maximum width for a size constraint, in px.
int32_t OH_ArkUI_LayoutConstraint_GetMinWidth (const ArkUI_LayoutConstraint *Constraint)	Obtains the minimum width for a size constraint, in px.
int32_t OH_ArkUI_LayoutConstraint_GetMaxHeight (const ArkUI_LayoutConstraint *Constraint)	Obtains the maximum height for a size constraint, in px.
int32_t OH_ArkUI_LayoutConstraint_GetMinHeight (const ArkUI_LayoutConstraint *Constraint)	Obtains the minimum height for a size constraint, in px.
int32_t OH_ArkUI_LayoutConstraint_GetPercentReferenceWidth (const ArkUI_LayoutConstraint *Constraint)	Obtains the width percentage reference for a size constraint, in px.
int32_t OH_ArkUI_LayoutConstraint_GetPercentReferenceHeight (const ArkUI_LayoutConstraint *Constraint)	Obtains the height percentage reference for a size constraint, in px.
void OH_ArkUI_LayoutConstraint_SetMaxWidth (ArkUI_LayoutConstraint *Constraint, int32_t value)	Sets the maximum width.
void OH_ArkUI_LayoutConstraint_SetMinWidth (ArkUI_LayoutConstraint *Constraint, int32_t value)	Sets the minimum width.
void OH_ArkUI_LayoutConstraint_SetMaxHeight (ArkUI_LayoutConstraint *Constraint, int32_t value)	Sets the maximum height.
void OH_ArkUI_LayoutConstraint_SetMinHeight (ArkUI_LayoutConstraint *Constraint, int32_t value)	Sets the minimum height.
void OH_ArkUI_LayoutConstraint_SetPercentReferenceWidth (ArkUI_LayoutConstraint *Constraint, int32_t value)	Sets the width percentage reference.
void OH_ArkUI_LayoutConstraint_SetPercentReferenceHeight (ArkUI_LayoutConstraint *Constraint, int32_t value)	Sets the height percentage reference.
void * OH_ArkUI_DrawContext_GetCanvas (ArkUI_DrawContext *context)	Obtains the pointer to a canvas for drawing, which can be converted into the OH_Drawing_Canvas in the Drawing module.
ArkUI_IntSize OH_ArkUI_DrawContext_GetSize (ArkUI_DrawContext *context)	Obtains the size of a drawing area.
ArkUI_WaterFlowSectionOption * OH_ArkUI_WaterFlowSectionOption_Create ()	Creates a water flow section configuration.
void OH_ArkUI_WaterFlowSectionOption_Dispose (ArkUI_WaterFlowSectionOption *option)	Disposes of the pointer to a water flow section configuration.
void OH_ArkUI_WaterFlowSectionOption_SetSize (ArkUI_WaterFlowSectionOption *option, int32_t size)	Sets the array length for a water flow section configuration.
int32_t OH_ArkUI_WaterFlowSectionOption_GetSize (ArkUI_WaterFlowSectionOption *option)	Sets the array length for a water flow section configuration.
void OH_ArkUI_WaterFlowSectionOption_SetItemCount (ArkUI_WaterFlowSectionOption *option, int32_t index, int32_t itemCount)	Sets the number of items in a water flow section.
int32_t OH_ArkUI_WaterFlowSectionOption_GetItemCount (ArkUI_WaterFlowSectionOption *option, int32_t index)	Obtains the number of items in the water flow section that matches the specified index.
void OH_ArkUI_WaterFlowSectionOption_SetCrossCount (ArkUI_WaterFlowSectionOption *option, int32_t index, int32_t crossCount)	Sets the number of columns (in a vertical layout) or rows (in a horizontal layout) of a water flow.
int32_t OH_ArkUI_WaterFlowSectionOption_GetCrossCount (ArkUI_WaterFlowSectionOption *option, int32_t index)	Obtains the number of columns (in a vertical layout) or rows (in a horizontal layout) of a water flow.
void OH_ArkUI_WaterFlowSectionOption_SetColumnGap (ArkUI_WaterFlowSectionOption *, int32_t index, float columnGap)	Sets the gap between columns in the specified water flow section.
float OH_ArkUI_WaterFlowSectionOption_GetColumnGap (ArkUI_WaterFlowSectionOption *option, int32_t index)	Obtains the gap between columns in the water flow section that matches the specified index.
void OH_ArkUI_WaterFlowSectionOption_SetRowGap (ArkUI_WaterFlowSectionOption *option, int32_t index, float rowGap)	Sets the gap between rows in the specified water flow section.
float OH_ArkUI_WaterFlowSectionOption_GetRowGap (ArkUI_WaterFlowSectionOption *option, int32_t index)	Obtains the gap between rows in the water flow section that matches the specified index.
void OH_ArkUI_WaterFlowSectionOption_SetMargin (ArkUI_WaterFlowSectionOption *option, int32_t index, float marginTop, float marginRight, float marginBottom, float marginLeft)	Sets the margins for the specified water flow section.
ArkUI_Margin OH_ArkUI_WaterFlowSectionOption_GetMargin (ArkUI_WaterFlowSectionOption *option, int32_t index)	Obtains the margins of the water flow section that matches the specified index.
void OH_ArkUI_WaterFlowSectionOption_RegisterGetItemMainSizeCallbackByIndex (ArkUI_WaterFlowSectionOption option, int32_t index, float(callback)(int32_t itemIndex))	Obtains the main axis size of a specified item based on flowItemIndex through a water flow section configuration.
void OH_ArkUI_WaterFlowSectionOption_RegisterGetItemMainSizeCallbackByIndexWithUserData (ArkUI_WaterFlowSectionOption option, int32_t index, void userData, float(callback)(int32_t itemIndex, void userData))	Obtains the main axis size of a specified item based on flowItemIndex through a water flow section configuration.
ArkUI_GuidelineOption * OH_ArkUI_GuidelineOption_Create (int32_t size)	Creates a guideline configuration for this RelativeContainer component.
void OH_ArkUI_GuidelineOption_Dispose (ArkUI_GuidelineOption *guideline)	Disposes of a guideline configuration.
void OH_ArkUI_GuidelineOption_SetId (ArkUI_GuidelineOption guideline, const char value, int32_t index)	Sets the ID of a guideline.
void OH_ArkUI_GuidelineOption_SetDirection (ArkUI_GuidelineOption *guideline, ArkUI_Axis value, int32_t index)	Sets the direction of a guideline.
void OH_ArkUI_GuidelineOption_SetPositionStart (ArkUI_GuidelineOption *guideline, float value, int32_t index)	Sets the distance between a guideline and the left or top of the container.
void OH_ArkUI_GuidelineOption_SetPositionEnd (ArkUI_GuidelineOption *guideline, float value, int32_t index)	Sets the distance between a guideline and the right or bottom of the container.
const char * OH_ArkUI_GuidelineOption_GetId (ArkUI_GuidelineOption *guideline, int32_t index)	Obtains the ID of a guideline.
ArkUI_Axis OH_ArkUI_GuidelineOption_GetDirection (ArkUI_GuidelineOption *guideline, int32_t index)	Obtains the direction of a guideline.
float OH_ArkUI_GuidelineOption_GetPositionStart (ArkUI_GuidelineOption *guideline, int32_t index)	Obtains the distance between a guideline and the left or top of the container.
float OH_ArkUI_GuidelineOption_GetPositionEnd (ArkUI_GuidelineOption *guideline, int32_t index)	Obtains the distance between a guideline and the right or bottom of the container.
ArkUI_BarrierOption * OH_ArkUI_BarrierOption_Create (int32_t size)	Creates a barrier configuration for this RelativeContainer component.
void OH_ArkUI_BarrierOption_Dispose (ArkUI_BarrierOption *barrierStyle)	Disposes of a barrier configuration.
void OH_ArkUI_BarrierOption_SetId (ArkUI_BarrierOption barrierStyle, const char value, int32_t index)	Sets the ID of a barrier.
void OH_ArkUI_BarrierOption_SetDirection (ArkUI_BarrierOption *barrierStyle, ArkUI_BarrierDirection value, int32_t index)	Sets the direction of a barrier.
void OH_ArkUI_BarrierOption_SetReferencedId (ArkUI_BarrierOption barrierStyle, const char value, int32_t index)	Sets the referenced components of a barrier.
const char * OH_ArkUI_BarrierOption_GetId (ArkUI_BarrierOption *barrierStyle, int32_t index)	Obtains the ID of a barrier.
ArkUI_BarrierDirection OH_ArkUI_BarrierOption_GetDirection (ArkUI_BarrierOption *barrierStyle, int32_t index)	Obtains the direction of a barrier.
const char * OH_ArkUI_BarrierOption_GetReferencedId (ArkUI_BarrierOption *barrierStyle, int32_t index, int32_t referencedIndex)	Obtains the referenced components of a barrier.
int32_t OH_ArkUI_BarrierOption_GetReferencedIdSize (ArkUI_BarrierOption *barrierStyle, int32_t index)	Obtains the number of referenced components of a barrier.
ArkUI_AlignmentRuleOption * OH_ArkUI_AlignmentRuleOption_Create ()	Creates an alignment rule configuration for this RelativeContainer component.
void OH_ArkUI_AlignmentRuleOption_Dispose (ArkUI_AlignmentRuleOption *option)	Disposes of an alignment rule configuration of this RelativeContainer component.
void OH_ArkUI_AlignmentRuleOption_SetStart (ArkUI_AlignmentRuleOption option, const char id, ArkUI_HorizontalAlignment alignment)	Sets the left alignment parameters.
void OH_ArkUI_AlignmentRuleOption_SetEnd (ArkUI_AlignmentRuleOption option, const char id, ArkUI_HorizontalAlignment alignment)	Sets the right alignment parameters.
void OH_ArkUI_AlignmentRuleOption_SetCenterHorizontal (ArkUI_AlignmentRuleOption option, const char id, ArkUI_HorizontalAlignment alignment)	Sets the horizontal center alignment parameters.
void OH_ArkUI_AlignmentRuleOption_SetTop (ArkUI_AlignmentRuleOption option, const char id, ArkUI_VerticalAlignment alignment)	Sets the top alignment parameters.
void OH_ArkUI_AlignmentRuleOption_SetBottom (ArkUI_AlignmentRuleOption option, const char id, ArkUI_VerticalAlignment alignment)	Sets the bottom alignment parameters.
void OH_ArkUI_AlignmentRuleOption_SetCenterVertical (ArkUI_AlignmentRuleOption option, const char id, ArkUI_VerticalAlignment alignment)	Sets the vertical center alignment parameters.
void OH_ArkUI_AlignmentRuleOption_SetBiasHorizontal (ArkUI_AlignmentRuleOption *option, float horizontal)	Sets the bias value of the component in the horizontal direction under the anchor constraints.
void OH_ArkUI_AlignmentRuleOption_SetBiasVertical (ArkUI_AlignmentRuleOption *option, float vertical)	Sets the bias value of the component in the vertical direction under the anchor constraints.
const char * OH_ArkUI_AlignmentRuleOption_GetStartId (ArkUI_AlignmentRuleOption *option)	Obtains the ID in the left alignment parameters.
ArkUI_HorizontalAlignment OH_ArkUI_AlignmentRuleOption_GetStartAlignment (ArkUI_AlignmentRuleOption *option)	Obtains the alignment mode in left alignment parameters.
const char * OH_ArkUI_AlignmentRuleOption_GetEndId (ArkUI_AlignmentRuleOption *option)	Obtains the ID in the right alignment parameters.
ArkUI_HorizontalAlignment OH_ArkUI_AlignmentRuleOption_GetEndAlignment (ArkUI_AlignmentRuleOption *option)	Obtains the alignment mode in right alignment parameters.
const char * OH_ArkUI_AlignmentRuleOption_GetCenterIdHorizontal (ArkUI_AlignmentRuleOption *option)	Obtains the ID in horizontal center alignment parameters.
ArkUI_HorizontalAlignment OH_ArkUI_AlignmentRuleOption_GetCenterAlignmentHorizontal (ArkUI_AlignmentRuleOption *option)	Obtains the alignment mode in horizontal center alignment parameters.
const char * OH_ArkUI_AlignmentRuleOption_GetTopId (ArkUI_AlignmentRuleOption *option)	Obtains the ID in top alignment parameters.
ArkUI_VerticalAlignment OH_ArkUI_AlignmentRuleOption_GetTopAlignment (ArkUI_AlignmentRuleOption *option)	Obtains the alignment mode in top alignment parameters.
const char * OH_ArkUI_AlignmentRuleOption_GetBottomId (ArkUI_AlignmentRuleOption *option)	Obtains the ID in bottom alignment parameters.
ArkUI_VerticalAlignment OH_ArkUI_AlignmentRuleOption_GetBottomAlignment (ArkUI_AlignmentRuleOption *option)	Obtains the alignment mode in bottom alignment parameters.
const char * OH_ArkUI_AlignmentRuleOption_GetCenterIdVertical (ArkUI_AlignmentRuleOption *option)	Obtains the ID in vertical center alignment parameters.
ArkUI_VerticalAlignment OH_ArkUI_AlignmentRuleOption_GetCenterAlignmentVertical (ArkUI_AlignmentRuleOption *option)	Obtains the alignment mode in vertical center alignment parameters.
float OH_ArkUI_AlignmentRuleOption_GetBiasHorizontal (ArkUI_AlignmentRuleOption *option)	Obtains the bias value in the horizontal direction.
float OH_ArkUI_AlignmentRuleOption_GetBiasVertical (ArkUI_AlignmentRuleOption *option)	Obtains the bias value in the vertical direction.
ArkUI_SwiperIndicator * OH_ArkUI_SwiperIndicator_Create (ArkUI_SwiperIndicatorType type)	Creates a navigation indicator for this Swiper component.
void OH_ArkUI_SwiperIndicator_Dispose (ArkUI_SwiperIndicator *indicator)	Disposes of the navigation indicator of this Swiper component.
void OH_ArkUI_SwiperIndicator_SetStartPosition (ArkUI_SwiperIndicator *indicator, float value)	Sets the distance between a navigation indicator and the left edge of the Swiper component.
float OH_ArkUI_SwiperIndicator_GetStartPosition (ArkUI_SwiperIndicator *indicator)	Obtains the distance between a navigation indicator and the left edge of the Swiper component.
void OH_ArkUI_SwiperIndicator_SetTopPosition (ArkUI_SwiperIndicator *indicator, float value)	Sets the distance between a navigation indicator and the top edge of the Swiper component.
float OH_ArkUI_SwiperIndicator_GetTopPosition (ArkUI_SwiperIndicator *indicator)	Obtains the distance between a navigation indicator and the top edge of the Swiper component.
void OH_ArkUI_SwiperIndicator_SetEndPosition (ArkUI_SwiperIndicator *indicator, float value)	Sets the distance between the navigation indicator and the right edge of the Swiper component.
float OH_ArkUI_SwiperIndicator_GetEndPosition (ArkUI_SwiperIndicator *indicator)	Obtains the distance between a navigation indicator and the right edge of the Swiper component.
void OH_ArkUI_SwiperIndicator_SetBottomPosition (ArkUI_SwiperIndicator *indicator, float value)	Sets the distance between a navigation indicator and the bottom edge of the Swiper component.
float OH_ArkUI_SwiperIndicator_GetBottomPosition (ArkUI_SwiperIndicator *indicator)	Obtains the distance between a navigation indicator and the bottom edge of the Swiper component.
void OH_ArkUI_SwiperIndicator_SetItemWidth (ArkUI_SwiperIndicator *indicator, float value)	Sets the width of a navigation indicator of the dot style for the Swiper component.
float OH_ArkUI_SwiperIndicator_GetItemWidth (ArkUI_SwiperIndicator *indicator)	Obtains the width of a navigation indicator of the dot style of the Swiper component.
void OH_ArkUI_SwiperIndicator_SetItemHeight (ArkUI_SwiperIndicator *indicator, float value)	Sets the height of a navigation indicator of the dot style for the Swiper component.
float OH_ArkUI_SwiperIndicator_GetItemHeight (ArkUI_SwiperIndicator *indicator)	Obtains the height of a navigation indicator of the dot style of the Swiper component.
void OH_ArkUI_SwiperIndicator_SetSelectedItemWidth (ArkUI_SwiperIndicator *indicator, float value)	Sets the width of the selected navigation indicator of the dot style for the Swiper component.
float OH_ArkUI_SwiperIndicator_GetSelectedItemWidth (ArkUI_SwiperIndicator *indicator)	Obtains the width of the selected navigation indicator of the dot style of the Swiper component.
void OH_ArkUI_SwiperIndicator_SetSelectedItemHeight (ArkUI_SwiperIndicator *indicator, float value)	Sets the height of the selected navigation indicator of the dot style for the Swiper component.
float OH_ArkUI_SwiperIndicator_GetSelectedItemHeight (ArkUI_SwiperIndicator *indicator)	Obtains the height of the selected navigation indicator of the dot style of the Swiper component.
void OH_ArkUI_SwiperIndicator_SetMask (ArkUI_SwiperIndicator *indicator, int32_t mask)	Sets whether to enable the mask for a navigation indicator of the dot style for the Swiper component.
int32_t OH_ArkUI_SwiperIndicator_GetMask (ArkUI_SwiperIndicator *indicator)	Obtains whether the mask is enabled for a navigation indicator of the dot style of the Swiper component.
void OH_ArkUI_SwiperIndicator_SetColor (ArkUI_SwiperIndicator *indicator, uint32_t color)	Sets the color of a navigation indicator of the dot style for the Swiper component.
uint32_t OH_ArkUI_SwiperIndicator_GetColor (ArkUI_SwiperIndicator *indicator)	Obtains the color of a navigation indicator of the dot style of the Swiper component.
void OH_ArkUI_SwiperIndicator_SetSelectedColor (ArkUI_SwiperIndicator *indicator, uint32_t selectedColor)	Sets the color of the selected navigation indicator of the dot style for the Swiper component.
uint32_t OH_ArkUI_SwiperIndicator_GetSelectedColor (ArkUI_SwiperIndicator *indicator)	Obtains the color of the selected navigation indicator of the dot style of the Swiper component.
int32_t OH_ArkUI_SwiperIndicator_SetMaxDisplayCount (ArkUI_SwiperIndicator *indicator, int32_t maxDisplayCount)	Sets the maximum number of dots for the navigation indicator of the dot style.
int32_t OH_ArkUI_SwiperIndicator_GetMaxDisplayCount (ArkUI_SwiperIndicator *indicator)	Obtains the maximum number of dots for the navigation indicator of the dot style.
ArkUI_ListItemSwipeActionItem * OH_ArkUI_ListItemSwipeActionItem_Create ()	Creates a ListItemSwipeActionItem instance.
void OH_ArkUI_ListItemSwipeActionItem_Dispose (ArkUI_ListItemSwipeActionItem *item)	Disposes of a ListItemSwipeActionItem instance.
void OH_ArkUI_ListItemSwipeActionItem_SetContent (ArkUI_ListItemSwipeActionItem *item, ArkUI_NodeHandle node)	Sets the layout content for a ListItemSwipeActionItem instance.
void OH_ArkUI_ListItemSwipeActionItem_SetActionAreaDistance (ArkUI_ListItemSwipeActionItem *item, float distance)	Sets the swipe distance threshold for deleting the list item.
float OH_ArkUI_ListItemSwipeActionItem_GetActionAreaDistance (ArkUI_ListItemSwipeActionItem *item)	Obtains the swipe distance threshold for deleting the list item.
void OH_ArkUI_ListItemSwipeActionItem_SetOnEnterActionArea (ArkUI_ListItemSwipeActionItem item, void(callback)())	Sets the callback invoked each time the list item enters the delete area.
void OH_ArkUI_ListItemSwipeActionItem_SetOnEnterActionAreaWithUserData (ArkUI_ListItemSwipeActionItem item, void userData, void(callback)(void userData))	Sets the callback invoked each time the list item enters the delete area.
void OH_ArkUI_ListItemSwipeActionItem_SetOnAction (ArkUI_ListItemSwipeActionItem item, void(callback)())	Sets the callback invoked when the list item is deleted while in the delete area.
void OH_ArkUI_ListItemSwipeActionItem_SetOnActionWithUserData (ArkUI_ListItemSwipeActionItem item, void userData, void(callback)(void userData))	Sets the callback invoked when the list item is deleted while in the delete area.
void OH_ArkUI_ListItemSwipeActionItem_SetOnExitActionArea (ArkUI_ListItemSwipeActionItem item, void(callback)())	Sets the callback invoked each time the list item exits the delete area.
void OH_ArkUI_ListItemSwipeActionItem_SetOnExitActionAreaWithUserData (ArkUI_ListItemSwipeActionItem item, void userData, void(callback)(void userData))	Sets the callback invoked each time the list item exits the delete area.
void OH_ArkUI_ListItemSwipeActionItem_SetOnStateChange (ArkUI_ListItemSwipeActionItem item, void(callback)(ArkUI_ListItemSwipeActionState swipeActionState))	Sets the callback invoked when the swipe state of the list item changes.
void OH_ArkUI_ListItemSwipeActionItem_SetOnStateChangeWithUserData (ArkUI_ListItemSwipeActionItem item, void userData, void(callback)(ArkUI_ListItemSwipeActionState swipeActionState, void userData))	Sets the callback invoked when the swipe state of the list item changes.
ArkUI_ListItemSwipeActionOption * OH_ArkUI_ListItemSwipeActionOption_Create ()	Creates a ListItemSwipeActionOption instance.
void OH_ArkUI_ListItemSwipeActionOption_Dispose (ArkUI_ListItemSwipeActionOption *option)	Disposes of a ListItemSwipeActionOption instance.
void OH_ArkUI_ListItemSwipeActionOption_SetStart (ArkUI_ListItemSwipeActionOption option, ArkUI_ListItemSwipeActionItem item)	Sets the layout content for the left edge (for a vertical layout) or top edge (for a horizontal layout) of a ListItemSwipeActionOption instance.
void OH_ArkUI_ListItemSwipeActionOption_SetEnd (ArkUI_ListItemSwipeActionOption option, ArkUI_ListItemSwipeActionItem item)	Sets the layout content for the right edge (for a vertical layout) or bottom edge (for a horizontal layout) of a ListItemSwipeActionItem instance.
void OH_ArkUI_ListItemSwipeActionOption_SetEdgeEffect (ArkUI_ListItemSwipeActionOption *option, ArkUI_ListItemSwipeEdgeEffect edgeEffect)	Sets the edge effect used when the boundary of the scrolling area is reached.
int32_t OH_ArkUI_ListItemSwipeActionOption_GetEdgeEffect (ArkUI_ListItemSwipeActionOption *option)	Obtains the edge effect used when the boundary of the scrolling area is reached.
void OH_ArkUI_ListItemSwipeActionOption_SetOnOffsetChange (ArkUI_ListItemSwipeActionOption option, void(callback)(float offset))	Sets the callback invoked when the scroll offset changes.
void OH_ArkUI_ListItemSwipeActionOption_SetOnOffsetChangeWithUserData (ArkUI_ListItemSwipeActionOption option, void userData, void(callback)(float offset, void userData))	Sets the callback invoked when the scroll offset changes.
ArkUI_AccessibilityState * OH_ArkUI_AccessibilityState_Create (void)	Creates an accessibility state.
void OH_ArkUI_AccessibilityState_Dispose (ArkUI_AccessibilityState *state)	Disposes of the pointer to an accessibility state.
void OH_ArkUI_AccessibilityState_SetDisabled (ArkUI_AccessibilityState *state, int32_t isDisabled)	Sets whether an accessibility state is disabled.
int32_t OH_ArkUI_AccessibilityState_IsDisabled (ArkUI_AccessibilityState *state)	Obtains whether an accessibility state is disabled.
void OH_ArkUI_AccessibilityState_SetSelected (ArkUI_AccessibilityState *state, int32_t isSelected)	Sets whether an accessibility state is selected.
int32_t OH_ArkUI_AccessibilityState_IsSelected (ArkUI_AccessibilityState *state)	Obtains whether an accessibility state is selected.
void OH_ArkUI_AccessibilityState_SetCheckedState (ArkUI_AccessibilityState *state, int32_t checkedState)	Sets the check box state of an accessibility state.
int32_t OH_ArkUI_AccessibilityState_GetCheckedState (ArkUI_AccessibilityState *state)	Obtains the check box state of an accessibility state.
ArkUI_AccessibilityValue * OH_ArkUI_AccessibilityValue_Create (void)	Creates an AccessibilityValue instance.
void OH_ArkUI_AccessibilityValue_Dispose (ArkUI_AccessibilityValue *value)	Disposes of the pointer to an AccessibilityValue instance.
void OH_ArkUI_AccessibilityValue_SetMin (ArkUI_AccessibilityValue *value, int32_t min)	Sets the minimum accessibility value.
int32_t OH_ArkUI_AccessibilityValue_GetMin (ArkUI_AccessibilityValue *value)	Obtains the minimum accessibility value.
void OH_ArkUI_AccessibilityValue_SetMax (ArkUI_AccessibilityValue *value, int32_t max)	Sets the maximum accessibility value.
int32_t OH_ArkUI_AccessibilityValue_GetMax (ArkUI_AccessibilityValue *value)	Obtains the maximum accessibility value.
void OH_ArkUI_AccessibilityValue_SetCurrent (ArkUI_AccessibilityValue *value, int32_t current)	Sets the current accessibility value.
int32_t OH_ArkUI_AccessibilityValue_GetCurrent (ArkUI_AccessibilityValue *value)	Obtains the current accessibility value.
void OH_ArkUI_AccessibilityValue_SetText (ArkUI_AccessibilityValue value, const char text)	Sets the text description of an AccessibilityValue instance.
const char * OH_ArkUI_AccessibilityValue_GetText (ArkUI_AccessibilityValue *value)	Obtains the text description of an AccessibilityValue instance.
ArkUI_ImageAnimatorFrameInfo * OH_ArkUI_ImageAnimatorFrameInfo_CreateFromString (char *src)	Creates an image frame information object based on an image path, with the image format being SVG, PNG, or JPG.
ArkUI_ImageAnimatorFrameInfo * OH_ArkUI_ImageAnimatorFrameInfo_CreateFromDrawableDescriptor (ArkUI_DrawableDescriptor *drawable)	Creates an image frame information object based on a DrawableDescriptor object, with the image format being Resource or PixelMap.
void OH_ArkUI_ImageAnimatorFrameInfo_Dispose (ArkUI_ImageAnimatorFrameInfo *imageInfo)	Disposes of the pointer to an image frame information object.
void OH_ArkUI_ImageAnimatorFrameInfo_SetWidth (ArkUI_ImageAnimatorFrameInfo *imageInfo, int32_t width)	Sets the image width.
int32_t OH_ArkUI_ImageAnimatorFrameInfo_GetWidth (ArkUI_ImageAnimatorFrameInfo *imageInfo)	Obtains the image width.
void OH_ArkUI_ImageAnimatorFrameInfo_SetHeight (ArkUI_ImageAnimatorFrameInfo *imageInfo, int32_t height)	Sets the image height.
int32_t OH_ArkUI_ImageAnimatorFrameInfo_GetHeight (ArkUI_ImageAnimatorFrameInfo *imageInfo)	Obtains the image height.
void OH_ArkUI_ImageAnimatorFrameInfo_SetTop (ArkUI_ImageAnimatorFrameInfo *imageInfo, int32_t top)	Sets the vertical coordinate of an image relative to the upper left corner of the component.
int32_t OH_ArkUI_ImageAnimatorFrameInfo_GetTop (ArkUI_ImageAnimatorFrameInfo *imageInfo)	Obtains the vertical coordinate of an image relative to the upper left corner of the component.
void OH_ArkUI_ImageAnimatorFrameInfo_SetLeft (ArkUI_ImageAnimatorFrameInfo *imageInfo, int32_t left)	Sets the horizontal coordinate of an image relative to the upper left corner of the component.
int32_t OH_ArkUI_ImageAnimatorFrameInfo_GetLeft (ArkUI_ImageAnimatorFrameInfo *imageInfo)	Obtains the horizontal coordinate of an image relative to the upper left corner of the component.
void OH_ArkUI_ImageAnimatorFrameInfo_SetDuration (ArkUI_ImageAnimatorFrameInfo *imageInfo, int32_t duration)	Sets the playback duration of an image.
int32_t OH_ArkUI_ImageAnimatorFrameInfo_GetDuration (ArkUI_ImageAnimatorFrameInfo *imageInfo)	Obtains the playback duration of an image.
ArkUI_ListChildrenMainSize * OH_ArkUI_ListChildrenMainSizeOption_Create ()	Creates a ListChildrenMainSize instance.
void OH_ArkUI_ListChildrenMainSizeOption_Dispose (ArkUI_ListChildrenMainSize *option)	Disposes of a ListChildrenMainSize instance.
int32_t OH_ArkUI_ListChildrenMainSizeOption_SetDefaultMainSize (ArkUI_ListChildrenMainSize *option, float defaultMainSize)	Sets the default size in a ListChildrenMainSize instance.
float OH_ArkUI_ListChildrenMainSizeOption_GetDefaultMainSize (ArkUI_ListChildrenMainSize *option)	Obtains the default size in a ListChildrenMainSize instance.
void OH_ArkUI_ListChildrenMainSizeOption_Resize (ArkUI_ListChildrenMainSize *option, int32_t totalSize)	Resets the array size in a ListChildrenMainSize instance.
int32_t OH_ArkUI_ListChildrenMainSizeOption_Splice (ArkUI_ListChildrenMainSize *option, int32_t index, int32_t deleteCount, int32_t addCount)	Changes the content of a ChildrenMainSizeOption array.
int32_t OH_ArkUI_ListChildrenMainSizeOption_UpdateSize (ArkUI_ListChildrenMainSize *option, int32_t index, float mainSize)	Updates the values of a ChildrenMainSizeOption array.
float OH_ArkUI_ListChildrenMainSizeOption_GetMainSize (ArkUI_ListChildrenMainSize *option, int32_t index)	Obtains the values of a ChildrenMainSizeOption array.
ArkUI_CustomSpanMeasureInfo * OH_ArkUI_CustomSpanMeasureInfo_Create (void)	Creates measurement information for this custom span.
void OH_ArkUI_CustomSpanMeasureInfo_Dispose (ArkUI_CustomSpanMeasureInfo *info)	Disposes of measurement information of this custom span.
float OH_ArkUI_CustomSpanMeasureInfo_GetFontSize (ArkUI_CustomSpanMeasureInfo *info)	Obtains the font size of the parent text node of a custom span.
ArkUI_CustomSpanMetrics * OH_ArkUI_CustomSpanMetrics_Create (void)	Creates measurement metrics for this custom span.
void OH_ArkUI_CustomSpanMetrics_Dispose (ArkUI_CustomSpanMetrics *metrics)	Disposes of measurement metrics of this custom span.
int32_t OH_ArkUI_CustomSpanMetrics_SetWidth (ArkUI_CustomSpanMetrics *metrics, float width)	Sets the width for a custom span.
int32_t OH_ArkUI_CustomSpanMetrics_SetHeight (ArkUI_CustomSpanMetrics *metrics, float height)	Sets the height for a custom span.
ArkUI_CustomSpanDrawInfo * OH_ArkUI_CustomSpanDrawInfo_Create (void)	Creates drawing information for this custom span.
void OH_ArkUI_CustomSpanDrawInfo_Dispose (ArkUI_CustomSpanDrawInfo *info)	Disposes of drawing information for this custom span.
float OH_ArkUI_CustomSpanDrawInfo_GetXOffset (ArkUI_CustomSpanDrawInfo *info)	Obtains the x-axis offset of the custom span relative to the mounted component.
float OH_ArkUI_CustomSpanDrawInfo_GetLineTop (ArkUI_CustomSpanDrawInfo *info)	Obtains the top margin of the custom span relative to the mounted component.
float OH_ArkUI_CustomSpanDrawInfo_GetLineBottom (ArkUI_CustomSpanDrawInfo *info)	Obtains the bottom margin of the custom span relative to the mounted component.
float OH_ArkUI_CustomSpanDrawInfo_GetBaseline (ArkUI_CustomSpanDrawInfo *info)	Obtains the baseline offset of the custom span relative to the mounted component.
void OH_ArkUI_CustomProperty_Destroy (ArkUI_CustomProperty *handle)	Destroys a CustomProperty instance.
const char * OH_ArkUI_CustomProperty_GetStringValue (ArkUI_CustomProperty *handle)	Obtains the value of a custom property.
void OH_ArkUI_ActiveChildrenInfo_Destroy (ArkUI_ActiveChildrenInfo *handle)	Destroys an ActiveChildrenInfo instance.
ArkUI_NodeHandle OH_ArkUI_ActiveChildrenInfo_GetNodeByIndex (ArkUI_ActiveChildrenInfo *handle, int32_t index)	Obtains the child node at the specified index in the specified ActiveChildrenInfo instance.
int32_t OH_ArkUI_ActiveChildrenInfo_GetCount (ArkUI_ActiveChildrenInfo *handle)	Obtains the number of nodes in the specified ActiveChildrenInfo instance.
ArkUI_SnapshotOptions* OH_ArkUI_CreateSnapshotOptions ()	Creates a snapshot options object.
void OH_ArkUI_DestroySnapshotOptions (ArkUI_SnapshotOptions* snapshotOptions)	Destroys a snapshot options object.
int32_t OH_ArkUI_ActiveChildrenInfo_GetCount (ArkUI_SnapshotOptions* snapshotOptions, float scale)	Sets the scale property in the snapshot options.
ArkUI_VisibleAreaEventOptions * OH_ArkUI_VisibleAreaEventOptions_Create (void)	Creates an instance of visible area change event parameters
void OH_ArkUI_VisibleAreaEventOptions_Dispose (ArkUI_VisibleAreaEventOptions *option)	Disposes of an instance of visible area change event parameters.
int32_t OH_ArkUI_VisibleAreaEventOptions_SetRatios (ArkUI_VisibleAreaEventOptions option, float value, int32_t size)	Sets the threshold ratios for visible area changes.
int32_t OH_ArkUI_VisibleAreaEventOptions_SetExpectedUpdateInterval (ArkUI_VisibleAreaEventOptions *option, int32_t value)	Sets the expected update interval for visible area changes. Sets the expected update interval for visible area changes.
int32_t OH_ArkUI_VisibleAreaEventOptions_GetRatios (ArkUI_VisibleAreaEventOptions option, float value, int32_t* size)	Obtains the threshold ratios for visible area changes.
int32_t OH_ArkUI_VisibleAreaEventOptions_GetExpectedUpdateInterval (ArkUI_VisibleAreaEventOptions *option,)	Obtains the expected update interval for visible area changes.