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注册Receiver
HomeKeyEventBroadCastReceiver receiver = new HomeKeyEventBroadCastReceiver();
registerReceiver(receiver, new IntentFilter(
Intent. ACTION_CLOSE_SYSTEM_DIALOGS));
Receiver代码
public class HomeKeyEventBroadCastReceiver extends BroadcastReceiver{
static final String TAG = "HomeKeyEventBroadCastReceiver";
static final String SYSTEM_REASON = "reason";
static final String SYSTEM_HOME_KEY = "homekey" ;//home key
static final String SYSTEM_RECENT_APPS = "recentapps" ;//long home key
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
if (action.equals(Intent.ACTION_CLOSE_SYSTEM_DIALOGS)) {
String reason = intent.getStringExtra( SYSTEM_REASON);
if (reason != null) {
if (reason.equals(SYSTEM_HOME_KEY)) {
// home key
Log. i(TAG, "HOME KEY");
} else if (reason.equals(SYSTEM_RECENT_APPS)) {
// long home key
Log. i(TAG, "LONG HOME KEY");
}
}
}
}
}
这个receiver应该是监听窗口啥启动的(长按电源键弹出的dialog也能监听到)