Nội dung và mã mẫu trên trang này phải tuân thủ các giấy phép như mô tả trong phần Giấy phép nội dung. Java và OpenJDK là nhãn hiệu hoặc nhãn hiệu đã đăng ký của Oracle và/hoặc đơn vị liên kết của Oracle.
Cập nhật lần gần đây nhất: 2025-07-27 UTC.
[[["Dễ hiểu","easyToUnderstand","thumb-up"],["Giúp tôi giải quyết được vấn đề","solvedMyProblem","thumb-up"],["Khác","otherUp","thumb-up"]],[["Thiếu thông tin tôi cần","missingTheInformationINeed","thumb-down"],["Quá phức tạp/quá nhiều bước","tooComplicatedTooManySteps","thumb-down"],["Đã lỗi thời","outOfDate","thumb-down"],["Vấn đề về bản dịch","translationIssue","thumb-down"],["Vấn đề về mẫu/mã","samplesCodeIssue","thumb-down"],["Khác","otherDown","thumb-down"]],["Cập nhật lần gần đây nhất: 2025-07-27 UTC."],[],[],null,["# Android Hardware Abstraction Layer: meta_data_event Struct Reference\n\nmeta_data_event Struct Reference\n================================\n\n[Data Fields](#pub-attribs) \nmeta_data_event Struct Reference \n\n`\n#include \u003c\n`[sensors.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/sensors.h)`\n\u003e\n`\n\n|---------|------------------------------------------------------------------------------------|\n| Data Fields ----------- ||\n| int32_t | [what](/reference/hal/structmeta__data__event#a397e31e246d23c1be3fa82ca4af8b930) |\n| ||\n| int32_t | [sensor](/reference/hal/structmeta__data__event#a470f19badf179fe205462c060e5175b4) |\n| ||\n\n\nDetailed Description\n--------------------\n\n\nMeta data event data\n\n\nDefinition at line\n[937](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/sensors.h)\nof file\n[sensors.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/sensors.h)\n.\n\nField Documentation\n-------------------\n\n\n|----------------|\n| int32_t sensor |\n\n\nDefinition at line\n[939](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/sensors.h)\nof file\n[sensors.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/sensors.h)\n.\n\n|--------------|\n| int32_t what |\n\n\nDefinition at line\n[938](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/sensors.h)\nof file\n[sensors.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/sensors.h)\n.\n\n*** ** * ** ***\n\nThe documentation for this struct was generated from the following file:\n\n- hardware/libhardware/include/hardware/ [sensors.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/sensors.h)"]]