OH_ArkUI_DragEvent_StartDataLoading

arkui_sys::drag_and_drop

Function OH_ArkUI_DragEvent_StartDataLoading 

Source 
pub unsafe extern "C" fn OH_ArkUI_DragEvent_StartDataLoading(
    event: *mut ArkUI_DragEvent,
    options: *mut OH_UdmfGetDataParams,
    key: *mut c_char,
    keyLen: c_uint,
) -> i32
Available on crate features api-12 and api-15 only.
Expand description

Request to start the data sync process with the sync option.

§Arguments

  • event - Indicates the pointer to an ArkUI_DragEvent object.

  • options - Indicates the pointer to an OH_UdmfGetDataParams object.

  • key - Represents return value after set data to database successfully, it should be not less than [UDMF_KEY_BUFFER_LEN].

  • keyLen - Represents the length of key string.

§Returns

  • Returns the result code. Returns [ARKUI_ERROR_CODE_NO_ERROR] if the operation is successful. Returns [ARKUI_ERROR_CODE_PARAM_INVALID] if a parameter error occurs.

Available since API-level: 15