# native_interface_xcomponent.h
## 概述
声明用于访问Native XComponent的API。
**起始版本:**
8
**相关模块:**
[Native XComponent](_o_h___native_x_component.md)
## 汇总
### 结构体
| 名称 | 描述 |
| ---------------------------------------- | --------------------- |
| [OH_NativeXComponent_TouchPoint](_o_h___native_x_component___touch_point.md) | 触摸事件中触摸点的信息。 |
| [OH_NativeXComponent_TouchEvent](_o_h___native_x_component___touch_event.md) | 触摸事件。 |
| [OH_NativeXComponent_MouseEvent](_o_h___native_x_component___mouse_event.md) | 鼠标事件。 |
| [OH_NativeXComponent_Callback](_o_h___native_x_component___callback.md) | 注册surface生命周期和触摸事件回调。 |
| [OH_NativeXComponent_MouseEvent_Callback](_o_h___native_x_component___mouse_event___callback.md) | 注册鼠标事件的回调。 |
### 类型定义
| 名称 | 描述 |
| ---------------------------------------- | ------------------------------------ |
| [OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) | 提供封装的OH_NativeXComponent实例。 |
| [OH_NativeXComponent_Callback](_o_h___native_x_component.md#oh_nativexcomponent_callback) | 注册surface生命周期和触摸事件回调。 |
| [OH_NativeXComponent_MouseEvent_Callback](_o_h___native_x_component.md#oh_nativexcomponent_mouseevent_callback) | 注册鼠标事件的回调。 |
| [OH_NativeXComponent_KeyEvent](_o_h___native_x_component.md#oh_nativexcomponent_keyevent) | 提供封装的OH_NativeXComponent_KeyEvent实例。 |
### 枚举
| 枚举名称 | 描述 |
| ---------------------------------------- | ---------- |
| { OH_NATIVEXCOMPONENT_RESULT_SUCCESS = 0, OH_NATIVEXCOMPONENT_RESULT_FAILED = -1, OH_NATIVEXCOMPONENT_RESULT_BAD_PARAMETER = -2 } | 枚举API访问状态。 |
| [OH_NativeXComponent_TouchEventType](_o_h___native_x_component.md#oh_nativexcomponent_toucheventtype) {
OH_NATIVEXCOMPONENT_DOWN = 0, OH_NATIVEXCOMPONENT_UP, OH_NATIVEXCOMPONENT_MOVE, OH_NATIVEXCOMPONENT_CANCEL,
OH_NATIVEXCOMPONENT_UNKNOWN
} | 触摸事件类型。 |
| [OH_NativeXComponent_TouchPointToolType](_o_h___native_x_component.md#oh_nativexcomponent_touchpointtooltype) {
OH_NATIVEXCOMPONENT_TOOL_TYPE_UNKNOWN = 0, OH_NATIVEXCOMPONENT_TOOL_TYPE_FINGER, OH_NATIVEXCOMPONENT_TOOL_TYPE_PEN, OH_NATIVEXCOMPONENT_TOOL_TYPE_RUBBER,
OH_NATIVEXCOMPONENT_TOOL_TYPE_BRUSH, OH_NATIVEXCOMPONENT_TOOL_TYPE_PENCIL, OH_NATIVEXCOMPONENT_TOOL_TYPE_AIRBRUSH, OH_NATIVEXCOMPONENT_TOOL_TYPE_MOUSE,
OH_NATIVEXCOMPONENT_TOOL_TYPE_LENS
} | 触摸点工具类型。 |
| [OH_NativeXComponent_EventSourceType](_o_h___native_x_component.md#oh_nativexcomponent_eventsourcetype) {
OH_NATIVEXCOMPONENT_SOURCE_TYPE_UNKNOWN = 0, OH_NATIVEXCOMPONENT_SOURCE_TYPE_MOUSE, OH_NATIVEXCOMPONENT_SOURCE_TYPE_TOUCHSCREEN, OH_NATIVEXCOMPONENT_SOURCE_TYPE_TOUCHPAD,
OH_NATIVEXCOMPONENT_SOURCE_TYPE_JOYSTICK, OH_NATIVEXCOMPONENT_SOURCE_TYPE_KEYBOARD
} | 触摸事件源类型。 |
| [OH_NativeXComponent_MouseEventAction](_o_h___native_x_component.md#oh_nativexcomponent_mouseeventaction) { OH_NATIVEXCOMPONENT_MOUSE_NONE = 0, OH_NATIVEXCOMPONENT_MOUSE_PRESS, OH_NATIVEXCOMPONENT_MOUSE_RELEASE, OH_NATIVEXCOMPONENT_MOUSE_MOVE } | 鼠标事件动作。 |
| [OH_NativeXComponent_MouseEventButton](_o_h___native_x_component.md#oh_nativexcomponent_mouseeventbutton) {
OH_NATIVEXCOMPONENT_NONE_BUTTON = 0, OH_NATIVEXCOMPONENT_LEFT_BUTTON = 0x01, OH_NATIVEXCOMPONENT_RIGHT_BUTTON = 0x02, OH_NATIVEXCOMPONENT_MIDDLE_BUTTON = 0x04,
OH_NATIVEXCOMPONENT_BACK_BUTTON = 0x08, OH_NATIVEXCOMPONENT_FORWARD_BUTTON = 0x10
} | 鼠标事件按键。 |
### 函数
| 名称 | 描述 |
| ---------------------------------------- | -------------------------------------- |
| [OH_NativeXComponent_GetXComponentId](_o_h___native_x_component.md#oh_nativexcomponent_getxcomponentid) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, char \*id, uint64_t \*size) | 获取ArkUI XComponent的id。 |
| [OH_NativeXComponent_GetXComponentSize](_o_h___native_x_component.md#oh_nativexcomponent_getxcomponentsize) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, const void \*window, uint64_t \*width, uint64_t \*height) | 获取ArkUI XComponent持有的surface的大小。 |
| [OH_NativeXComponent_GetXComponentOffset](_o_h___native_x_component.md#oh_nativexcomponent_getxcomponentoffset) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, const void \*window, double \*x, double \*y) | 获取ArkUI XComponent组件相对屏幕左上顶点的偏移量。 |
| [OH_NativeXComponent_GetTouchEvent](_o_h___native_x_component.md#oh_nativexcomponent_gettouchevent) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, const void \*window, [OH_NativeXComponent_TouchEvent](_o_h___native_x_component___touch_event.md) \*touchEvent) | 获取ArkUI XComponent调度的触摸事件。 |
| [OH_NativeXComponent_GetTouchPointToolType](_o_h___native_x_component.md#oh_nativexcomponent_gettouchpointtooltype) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, uint32_t pointIndex, [OH_NativeXComponent_TouchPointToolType](_o_h___native_x_component.md#oh_nativexcomponent_touchpointtooltype) \*toolType) | 获取ArkUI XComponent触摸点工具类型。 |
| [OH_NativeXComponent_GetTouchPointTiltX](_o_h___native_x_component.md#oh_nativexcomponent_gettouchpointtiltx) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, uint32_t pointIndex, float \*tiltX) | 获取ArkUI XComponent触摸点倾斜与X轴角度。 |
| [OH_NativeXComponent_GetTouchPointTiltY](_o_h___native_x_component.md#oh_nativexcomponent_gettouchpointtilty) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, uint32_t pointIndex, float \*tiltY) | 获取ArkUI XComponent触摸点倾斜与Y轴角度。 |
| [OH_NativeXComponent_GetMouseEvent](_o_h___native_x_component.md#oh_nativexcomponent_getmouseevent) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, const void \*window, [OH_NativeXComponent_MouseEvent](_o_h___native_x_component___mouse_event.md) \*mouseEvent) | 获取ArkUI XComponent调度的鼠标事件。 |
| [OH_NativeXComponent_RegisterCallback](_o_h___native_x_component.md#oh_nativexcomponent_registercallback) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, [OH_NativeXComponent_Callback](_o_h___native_x_component___callback.md) \*callback) | 为此OH_NativeXComponent实例注册回调。 |
| [OH_NativeXComponent_RegisterMouseEventCallback](_o_h___native_x_component.md#oh_nativexcomponent_registermouseeventcallback) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, [OH_NativeXComponent_MouseEvent_Callback](_o_h___native_x_component___mouse_event___callback.md) \*callback) | 为此OH_NativeXComponent实例注册鼠标事件回调。 |
| [OH_NativeXComponent_RegisterFocusEventCallback](_o_h___native_x_component.md#oh_nativexcomponent_registerfocuseventcallback) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, void(\*callback)([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, void \*window)) | 为此OH_NativeXComponent实例注册获焦事件回调。 |
| [OH_NativeXComponent_RegisterKeyEventCallback](_o_h___native_x_component.md#oh_nativexcomponent_registerkeyeventcallback) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, void(\*callback)([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, void \*window)) | 为此OH_NativeXComponent实例注册按键事件回调。 |
| [OH_NativeXComponent_RegisterBlurEventCallback](_o_h___native_x_component.md#oh_nativexcomponent_registerblureventcallback) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, void(\*callback)([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, void \*window)) | 为此OH_NativeXComponent实例注册失焦事件回调。 |
| [OH_NativeXComponent_GetKeyEvent](_o_h___native_x_component.md#oh_nativexcomponent_getkeyevent) ([OH_NativeXComponent](_o_h___native_x_component.md#oh_nativexcomponent) \*component, [OH_NativeXComponent_KeyEvent](_o_h___native_x_component.md#oh_nativexcomponent_keyevent) \*\*keyEvent) | 获取ArkUI XComponent调度的按键事件。 |
| [OH_NativeXComponent_GetKeyEventAction](_o_h___native_x_component.md#oh_nativexcomponent_getkeyeventaction) ([OH_NativeXComponent_KeyEvent](_o_h___native_x_component.md#oh_nativexcomponent_keyevent) \*keyEvent, [OH_NativeXComponent_KeyAction](_o_h___native_x_component.md#oh_nativexcomponent_keyaction) \*action) | 获取传入按键事件的动作。 |
| [OH_NativeXComponent_GetKeyEventCode](_o_h___native_x_component.md#oh_nativexcomponent_getkeyeventcode) ([OH_NativeXComponent_KeyEvent](_o_h___native_x_component.md#oh_nativexcomponent_keyevent) \*keyEvent, [OH_NativeXComponent_KeyCode](_o_h___native_x_component.md#oh_nativexcomponent_keycode) \*code) | 获取传入按键事件的按键码。 |
| [OH_NativeXComponent_GetKeyEventSourceType](_o_h___native_x_component.md#oh_nativexcomponent_getkeyeventsourcetype) ([OH_NativeXComponent_KeyEvent](_o_h___native_x_component.md#oh_nativexcomponent_keyevent) \*keyEvent, [OH_NativeXComponent_EventSourceType](_o_h___native_x_component.md#oh_nativexcomponent_eventsourcetype) \*sourceType) | 获取传入按键事件的事件源类型。 |
| [OH_NativeXComponent_GetKeyEventDeviceId](_o_h___native_x_component.md#oh_nativexcomponent_getkeyeventdeviceid) ([OH_NativeXComponent_KeyEvent](_o_h___native_x_component.md#oh_nativexcomponent_keyevent) \*keyEvent, int64_t \*deviceId) | 获取传入按键事件的设备id。 |
| [OH_NativeXComponent_GetKeyEventTimeStamp](_o_h___native_x_component.md#oh_nativexcomponent_getkeyeventtimestamp) ([OH_NativeXComponent_KeyEvent](_o_h___native_x_component.md#oh_nativexcomponent_keyevent) \*keyEvent, int64_t \*timeStamp) | 获取传入按键事件的时间戳。 |
### 变量
| 名称 | 描述 |
| ---------------------------------------- | ------------------------- |
| **OH_XCOMPONENT_ID_LEN_MAX** = 128 | ArkUI XComponent的id的最大长度。 |
| **OH_MAX_TOUCH_POINTS_NUMBER** = 10 | 触摸事件中的可识别的触摸点个数最大值。 |