harmony 鸿蒙@ohos.multimodalInput.mouseEvent (Mouse Event)

  • 2022-08-09
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@ohos.multimodalInput.mouseEvent (Mouse Event)

The mouseEvent module provides mouse events reported by a device. It is inherited from InputEvent.

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 { Action, Button, Axis, AxisValue, MouseEvent } from '@ohos.multimodalInput.mouseEvent';

Action

Enumerates mouse event types.

System capability: SystemCapability.MultimodalInput.Input.Core

Name Value Description
CANCEL 0 Cancellation of a mouse action.
MOVE 1 Moving of the mouse pointer.
BUTTON_DOWN 2 Pressing of a mouse button.
BUTTON_UP 3 Release of a mouse button.
AXIS_BEGIN 4 Beginning of the axis event associated with the mouse.
AXIS_UPDATE 5 Updating of the axis event associated with the mouse.
AXIS_END 6 Ending of the axis event associated with the mouse.
ACTION_DOWN11+ 7 Finger pressing on the touchpad.
ACTION_UP11+ 8 Finger lift from the touchpad.

Button

Enumerates mouse buttons.

System capability: SystemCapability.MultimodalInput.Input.Core

Name Value Description
LEFT 0 Left button on the mouse.
MIDDLE 1 Middle button on the mouse.
RIGHT 2 Right button on the mouse.
SIDE 3 Side button on the mouse.
EXTRA 4 Extended button on the mouse.
FORWARD 5 Forward button on the mouse.
BACK 6 Back button on the mouse.
TASK 7 Task button on the mouse.

Axis

Enumerates mouse axis types.

System capability: SystemCapability.MultimodalInput.Input.Core

Name Value Description
SCROLL_VERTICAL 0 Vertical scroll axis.
SCROLL_HORIZONTAL 1 Horizontal scroll axis.
PINCH 2 Pinch axis.

AxisValue

Defines the mouse axis type and axis value.

System capability: SystemCapability.MultimodalInput.Input.Core

Name Type Readable Writable Description
axis Axis Yes No Axis type.
value number Yes No Axis value.

ToolType11+

Enumerates tool types.

System capability: SystemCapability.MultimodalInput.Input.Core

Name Value Description
UNKNOWN11+ 0 Unknown.
MOUSE11+ 1 Mouse.
TOUCHSCREEN11+ 2 Touchscreen.
TOUCHPAD11+ 3 Touchpad.
JOYSTICK11+ 4 Joystick.

MouseEvent

Defines the mouse event.

System capability: SystemCapability.MultimodalInput.Input.Core

Name Type Readable Writable Description
action Action Yes No Mouse event action.
screenX number Yes No Horizontal coordinate of the mouse pointer on the screen.
screenY number Yes No Vertical coordinate of the mouse pointer on the screen.
windowX number Yes No Horizontal coordinate of the mouse pointer in the window.
windowY number Yes No Vertical coordinate of the mouse pointer in the window.
rawDeltaX number Yes No Horizontal coordinate offset relative to the previous reported mouse pointer position.
rawDeltaY number Yes No Vertical coordinate offset relative to the previous reported mouse pointer position.
button Button Yes No Mouse button
pressedButtons Button[] Yes No Button being pressed.
axes AxisValue[] Yes No All axis data contained in the event.
pressedKeys KeyCode[] Yes No List of pressed keys.
ctrlKey boolean Yes No Whether ctrlKey is being pressed.
The value true indicates that the key is pressed, and the value false indicates the opposite.
altKey boolean Yes No Whether altKey is being pressed.
shiftKey boolean Yes No Whether shiftKey is being pressed.
logoKey boolean Yes No Whether logoKey is being pressed.
fnKey boolean Yes No Whether fnKey is being pressed.
capsLock boolean Yes No Whether capsLock is active.
The value true indicates that capsLock is active, and the value false indicates the opposite.
numLock boolean Yes No Whether numLock is active.
scrollLock boolean Yes No Whether scrollLock is active.
toolType11+ ToolType Yes No Tool type.

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