android.hardware.USB类介绍
16lz
2021-01-26
在最新的Android版本中,android.hardware.USB是一个新增类,提供了USB相关事件的插拔,以及状态模式的广播。这里,可以看到USB连接、断开、是否为U盘、ADB模式等等。定义如下
public class Usb {
public static final String ACTION_USB_CONNECTED =
"android.hardware.action.USB_CONNECTED";
public static final String ACTION_USB_DISCONNECTED =
"android.hardware.action.USB_DISCONNECTED";
public static final String ACTION_USB_STATE =
"android.hardware.action.USB_STATE";
public static final String USB_CONNECTED = "connected";
public static final String USB_FUNCTION_MASS_STORAGE = "mass_storage";
public static final String USB_FUNCTION_ADB = "adb";
public static final String USB_FUNCTION_RNDIS = "rndis";
public static final String USB_FUNCTION_MTP = "mtp";
public static final String USB_FUNCTION_ENABLED = "enabled";
public static final String USB_FUNCTION_DISABLED = "disabled";
public class Usb {
public static final String ACTION_USB_CONNECTED =
"android.hardware.action.USB_CONNECTED";
public static final String ACTION_USB_DISCONNECTED =
"android.hardware.action.USB_DISCONNECTED";
public static final String ACTION_USB_STATE =
"android.hardware.action.USB_STATE";
public static final String USB_CONNECTED = "connected";
public static final String USB_FUNCTION_MASS_STORAGE = "mass_storage";
public static final String USB_FUNCTION_ADB = "adb";
public static final String USB_FUNCTION_RNDIS = "rndis";
public static final String USB_FUNCTION_MTP = "mtp";
public static final String USB_FUNCTION_ENABLED = "enabled";
public static final String USB_FUNCTION_DISABLED = "disabled";
更多相关文章
- 启动模式"singleTask"和FLAG_ACTIVITY_NEW_TASK具有不同的行为!
- android自己添加的模块在user模式下不编译的问题
- Android(安卓)8.1(API级别27)特性总结
- Android(安卓)沉浸式状态栏
- Activity启动模式(launchMode)详解
- Android(安卓)Drawable Resources系列1:Bitmap(dither图像抖动、t
- Android面试大全
- Android(安卓)AP模式创建有/无密码热点
- Android(安卓)文件操作之openFileOutput