android Button 监听及几种方式.doc

此文档收集于网络，如有侵权，请联系网站删除android Button 监听的几种方式android button控件目前主要有如下几种监听方式:1. 一个button控件对应一个监听:javaview plaincopy1. Buttonbuttontest;2. buttontest=(Button)findViewById(R.id.button1);3. buttontest.setOnClickListener(newView.OnClickListener()4. 5. Override6. publicvoidonClick(Viewv)7. /TODOAuto-generatedmethodstub8. Log.i(TEST,buttononClick);9. 10. );2. 多个button对应一个监听1:javaview plaincopy1. start=(Button)findViewById(R.id.button1);2. stop=(Button)findViewById(R.id.button2);3. start.setOnClickListener(mylistener);4. stop.setOnClickListener(mylistener);5. View.OnClickListenermylistener=newView.OnClickListener()6. 7. Override8. publicvoidonClick(Viewv)9. switch(v.getId()10. caseR.id.button1:11. Log.d(TAG,Starttorecordervideon);12. start_recorde();13. break;14. caseR.id.button2:15. Log.d(TAG,Stoptorecordervideon);16. stop_recorde();17. break;18. default:19. break;20. 21. 22. ;3. 多个button对应一个监听2:javaview plaincopy1. publicclassMainActivityextendsActivityimplementsView.OnClickListener2. /界面元素3. privateButtonstart;4. privateButtonstop;5. 6. Override7. publicvoidonCreate(BundlesavedInstanceState)8. super.onCreate(savedInstanceState);9. setContentView(R.layout.activity_main);10. 11. start=(Button)findViewById(R.id.button1);12. stop=(Button)findViewById(R.id.button2);13. start.setOnClickListener(this);14. stop.setOnClickListener(this);15. 16. 17. Override18. publicbooleanonCreateOptionsMenu(Menumenu)19. getMenuInflater().inflate(R.menu.activity_main,menu);20. returntrue;21. 22. 23. Override24. publicvoidonClick(Viewv)25. switch(v.getId()26. caseR.id.button1:27. Log.d(TAG,Starttorecordervideon);28. break;29. caseR.id.button2:30. Log.d(TAG,Stoptorecordervideon);31. break;32. default:33. break;34. 35. 36. 37. 4. xml中绑定监听:htmlview plaincopy1. 6. 对应java代码如下:javaview plaincopy1. Buttonbtn=(Button)findViewById(R.id.butt