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OH_ArkUI_UIInputEvent_GetCoastingAxisEvent

arkui_sys::ui_input_event

Function OH_ArkUI_UIInputEvent_GetCoastingAxisEvent 

Source 
pub unsafe extern "C" fn OH_ArkUI_UIInputEvent_GetCoastingAxisEvent(
    event: *mut ArkUI_UIInputEvent,
) -> *mut ArkUI_CoastingAxisEvent
Available on crate features api-12 and api-22 only.
Expand description

Obtains the coasting axis event from a component event, valid event only can be fetched only when user flings on the touchpad with two fingers and any components register NODE_ON_COASTING_AXIS_EVENT exist under the pointer location. Call this method after the ArkUI_UIInputEvent object is obtained from the [ArkUI_NodeEvent] object.

§Arguments

  • event - Indicates the pointer to the UI input event.

§Returns

  • Returns the pointer to the coasting axis event, return null if no any coasting axis event occurs.

Available since API-level: 22