harmony 鸿蒙oh_axis_type.h

2025-06-12
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oh_axis_type.h

Overview

Defines the axis event structures and enumerations.

Library: libohinput.so

System capability: SystemCapability.MultimodalInput.Input.Core

Since: 12

Related module: input

Summary

Enums

Enum Description

InputEvent_AxisType

enum InputEvent_AxisType

Description

Defines the axis type of an input device.

Since: 12

|Enum|Description | |–|—————-| |AXIS_TYPE_UNKNOWN|Unknown axis type, which is usually used as the initial value.| |AXIS_TYPE_SCROLL_VERTICAL|Vertical scroll axis. When you scroll the mouse wheel or slide with one or two fingers on the touchpad, the status of the vertical scroll axis changes. | |AXIS_TYPE_SCROLL_HORIZONTAL|Horizontal scroll axis. When you scroll the mouse wheel or slide with two fingers on the touchpad, the status of the horizontal scroll axis changes. | |AXIS_TYPE_PINCH|Pinch axis, which is used to describe a two-finger pinch gesture on the touchpad. | |AXIS_TYPE_ROTATE|Rotation axis, which is used to describe a two-finger rotation gesture on the touchpad. |

InputEvent_AxisEventType

enum InputEvent_AxisEventType

Description

Event type of the input device.

Since: 12

|Enum|Description| |–|–| |AXIS_EVENT_TYPE_PINCH = 1|Two-finger pinch event. The value can be AXIS_TYPE_PINCH or AXIS_TYPE_ROTATE.
Since: 12| |AXIS_EVENT_TYPE_SCROLL = 2|Scroll axis event. The value can be AXIS_TYPE_SCROLL_VERTICAL and AXIS_TYPE_SCROLL_HORIZONTAL. For mouse wheel events, the value can only be AXIS_TYPE_SCROLL_VERTICAL.
Since: 12|