1、標準青島理工大學課程實驗報告文案標準調試過程及實驗結果1.添加2.查詢文案標準3.修改4刪除文案總結文案標準1 .使用listView顯示數據，填充數據類型為ArrayList<HashMap<String,String>>,適配器類型選的BaseAdapten2 .在刪除某一行，讓其選中下一行時，用listView.getChildAt(position).setBackgroundColor(Color.RED);得到下一行的view對象并設置背景顏色3 .用一個全局變量location記錄當前選中行所在的位置。4 .在改變data中得值后要使用adapter.no

2、tifyDataSetChanged();刷新一下數據。publicclassMainActivityextendsFragmentActivityInjectView(R.id.ed_name)EditTextedName;InjectView(R.id.rb_sex_boy)RadioButtonrbSexBoy;InjectView(R.id.rb_sex_gril)RadioButtonrbSexGril;InjectView(R.id.ed_age)EditTextedAge;InjectView(R.id.cb_read)CheckBoxcbRead;InjectView(R.id

3、.cb_walk)CheckBoxcbWalk;InjectView(R.id.cb_movie)CheckBoxcbMovie;InjectView(R.id.lv_content)ListViewlvContent;InjectView(R.id.bt_add)ButtonbtAdd;InjectView(R.id.bt_update)ButtonbtUpdate;InjectView(R.id.bt_delete)ButtonbtDelete;InjectView(R.id.bt_select)ButtonbtSelect;privateMyadaptermyadapter;privat

4、eintcurrentposition;OverrideprotectedvoidonCreate(BundlesavedInstanceState)super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);ButterKnife.inject(this);initdata();標準privatevoidinitdata()peoples=newArrayList<>();myadapter=newMyadapter();lvContent.setAdapter(myadapter);lvCo

5、ntent.setOnItemClickListener(newAdapterView.OnItemClickListener()OverridepublicvoidonItemClick(AdapterView<?>parent,Viewview,intposition,longid)currentposition=position;myadapter.notifyDataSetChanged();edName.setText(peoples.get(position).getName();if(peoples.get(position).getSex().equals(&quo

6、t;男")rbSexBoy.setChecked(true);elserbSexGril.setChecked(true);edAge.setText(peoples.get(position).getAge();Stringhobby=peoples.get(position).getHobby();Stringhobbys=hobby.split("、");for(Stringc:hobbys)if(c.equals("讀書")cbRead.setChecked(true);if(c.equals("散步")cbWalk

7、.setChecked(true);if(c.equals("電影")cbMovie.setChecked(true););privateclassMyadapterextendsBaseAdapterOverridepublicintgetCount()文案標準returnpeoples.size();OverridepublicObjectgetItem(intposition)returnpeoples.get(position);OverridepubliclonggetItemId(intposition)returnposition;Overridepublic

8、ViewgetView(intconvertView,ViewGroupparent)ViewHolderholder=null;if(convertView=null)holder=newViewHolder();convertView=View.inflate(MainActivity.this,null);position,View文案R.layout.people_item,holder.peopleTvName=convertView.findViewById(R.id.people_tv_name);holder.peopleTvAge=convertView.findViewBy

9、Id(R.id.people_tv_age);holder.peopleTvHaobby=convertView.findViewById(R.id.people_tv_haobby);holder.peopleTvSex=convertView.findViewById(R.id.people_tv_sex);holder.llbackground=convertView.findViewById(R.id.ll_background);convertView.setTag(holder);elseholder=convertView.getTag();if(position=current

10、position)/Toast.makeText(MainActivity.this,""+currentposition,Toast.LENGTH_SHORT);System.out.println(currentposition+”(TextView)(TextView)(TextView)(TextView)(LinearLayout)(ViewHolder)當前標準"+position);holder.llbackground.setBackgroundColor(Color.GRAY);elseholder.llbackground.setBackgro

11、undC010r(Color.WHITE);holder.peopleTvName.setText(peoples.get(position).getName();holder.peopleTvSex.setText(peoples.get(position).getSex();holder.peopleTvAge.setText(peoples.get(position).getAge();holder.peopleTvHaobby.setText(peoples.get(position).getHobby();returnconvertView;privateList<People

12、>peoples;OnClick(R.id.bt_add,R.id.bt_update,R.id.bt_delete,R.id.bt_select)publicvoidonClick(Viewview)switch(view.getId()caseR.id.bt_add:/添加數據Peoplepeople=newPeople();people.setName(edName.getText().toString();people.setSex(rbSexBoy.isChecked()?"男":"女")；people.setAge(edAge.getT

13、ext().toString();StringBuffersb=newStringBuffer();if(cbRead.isChecked()sb.append("讀書、");if(cbMovie.isChecked()sb.append("電影、”)；文案標準)if(cbWalk.isChecked()sb.append("散步、");)people.setHobby(sb.toString();peoples.add(people);myadapter.notifyDataSetChanged();break;caseR.id.bt_upd

14、ate:peoples.get(currentposition).setName(edName.getText().toString();peoples.get(currentposition).setSex(rbSexBoy.isChecked()?"男"："女)peoples.get(currentposition).setAge(edAge.getText().toString();StringBuffersbc=newStringBuffer();if(cbRead.isChecked()sbc.append("讀書、");)if(cb

15、Movie.isChecked()sbc.append("電影、");)if(cbWalk.isChecked()sbc.append("散步、");)peoples.get(currentposition).setHobby(sbc.toString();myadapter.notifyDataSetChanged();break;caseR.id.bt_delete:peoples.remove(currentposition);myadapter.notifyDataSetChanged();break;caseR.id.bt_select:Stringname=edName.getText().toString();for(inti=0;i<peoples.size();i+)peoples.get(i).getName().equals(name);文案標準currentposition