Android 如何屏蔽Home键

Android 如何屏蔽Home键（长按短按都不起作用）。

1. packagecom.test.qiao;
3. importandroid.app.Activity;
4. importandroid.os.Bundle;
5. importandroid.view.KeyEvent;
6. importandroid.view.WindowManager;
8. publicclassZZZActivityextendsActivity{
10. privatebooleanflag=true;//true位屏蔽，false位不屏蔽
12. @Override
13. publicvoidonCreate(BundlesavedInstanceState){
14. super.onCreate(savedInstanceState);
15. setContentView(R.layout.main);
16. }
17. @Override
18. publicvoidonAttachedToWindow(){
19. if(flag){
20. this.getWindow().setType(WindowManager.LayoutParams.TYPE_KEYGUARD);
21. }
22. super.onAttachedToWindow();
23. }
25. @Override
26. publicbooleanonKeyDown(intkeyCode,KeyEventevent){
27. if(keyCode==KeyEvent.KEYCODE_HOME){
28. returntrue;
29. }
30. returnsuper.onKeyDown(keyCode,event);
31. }
32. }