實驗報告（2013/2014學(xué)年第一學(xué)期）課程名稱軟件技術(shù)系列課程（Android基礎(chǔ)）實驗名稱綜合界面開發(fā)、Toast、Dialog、Notification、Menu、數(shù)據(jù)存儲實驗時間2013年11月19日指導(dǎo)單位計算機(jī)學(xué)院、誠邁科技（南京）公司指導(dǎo)教師學(xué)生姓名班級學(xué)號學(xué)院(系)計算機(jī)學(xué)院專業(yè)軟件工程(計算機(jī)軟件與服務(wù)外包)成績批閱人王彥日期2013-10-20PAGE1實驗報告實驗名稱綜合界面開發(fā)、Toast、Dialog、Notification、Menu、數(shù)據(jù)存儲指導(dǎo)教師實驗類型應(yīng)用實驗學(xué)時4實驗時間2013-11-19實驗?zāi)康暮鸵缶帉懸粋€Android程序，要求:1、打開應(yīng)用時提示，關(guān)閉程序時取消提示(Notification)2、關(guān)閉程序、切換字體大小，背景顏色等使用選項菜單3、允許用戶進(jìn)行刪除、修改、添加操作，使用上下文菜單進(jìn)行功能的切換選擇4、修改界面使用Dialog彈出5、應(yīng)用所使用的信息使用存儲方式至少實現(xiàn)2種，要求如下：1).程序使用用戶自定義的配置信息，如界面背景顏色、字體大小和字體顏色等，嘗試使用SharedPreferences保存用戶的自定義配置信息，并在程序啟動時自動加載這些信息，重啟應(yīng)用后保存關(guān)閉前的設(shè)置。2).嘗試把部分用戶自定義配置信息，以INI文件的形式保存在內(nèi)部存儲器上。3).使用代碼建庫方式，創(chuàng)建名為test.db的數(shù)據(jù)庫，并建立staff數(shù)據(jù)表，表內(nèi)的屬性值如下表所示：屬性數(shù)據(jù)類型說明_idinteger主鍵nametext姓名agendatext性別departmenttext所在部門salaryfloat工資4.利用3)所建立的數(shù)據(jù)庫和staff表，為程序提供添加、刪除和更新等功能，并嘗試將下表中的數(shù)據(jù)添加到staff表中。_idnameagenddepartmentsalary1TommaleSale54002EinsteinmaleDevice48003LilyfemaleQA50004WarnermaleR&D78005NapoleonmaleR&D60005).學(xué)有余力的同學(xué)，嘗試建立一個ContentProvider，用來共享本程序所建立的數(shù)據(jù)庫，并另寫一個簡單小程序調(diào)用該數(shù)據(jù)分享展示在界面中。（課后完成，不做要求）實驗環(huán)境(實驗設(shè)備)Eclipse實驗原理及內(nèi)容代碼及截圖-Toast-Dialog-Notification-Menu-數(shù)據(jù)存儲protectedvoidonStart(){ super.onStart(); /* *NotificationManagernm= *(NotificationManager)getSystemService(Context.NOTIFICATION_SERVICE); *Notificationn=newNotification(R.drawable.ic_launcher, *"Hello,there!",System.currentTimeMillis());n.flags= *Notification.FLAG_ONGOING_EVENT;n.flags= *Notification.FLAG_AUTO_CANCEL;Intenti=new *Intent(arg0.getContext(),NotificationShow.class); *i.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP *|Intent.FLAG_ACTIVITY_NEW_TASK); */ mNotificationManager=(NotificationManager)getSystemService(NOTIFICATION_SERVICE); setnotification("已啟動","正在運(yùn)行？","請點(diǎn)擊",R.drawable.ic_launcher); dbHelper=newDatabaseHelper(this,"test.db",1); dbHelper.getWritableDatabase(); finalSQLiteDatabasedb=openOrCreateDatabase("test.db",MODE_PRIVATE, null); //db.delete("staff",null,null); add(db); //ContentValuesvalues=newContentValues(); lv=(ListView)findViewById(R.id.lvStudent); SimpleAdapteradapter=newSimpleAdapter(this, getData(), R.layout.vlist, newString[]{"name","agenda","department","salary"}, newint[]{R.To,R.id.agendaTo,R.id.departmentTo,R.id.salaryTo}); lv.setAdapter(adapter); lv.setOnCreateContextMenuListener(newOnCreateContextMenuListener() { @Override publicvoidonCreateContextMenu(ContextMenumenu,Viewview,ContextMenuInfomenuInfo) { //TODOAuto-generatedmethodstub //創(chuàng)建上下文菜單//獲取被點(diǎn)擊的圖片的名稱 finalAdapterView.AdapterContextMenuInfoinfo=(AdapterView.AdapterContextMenuInfo)menuInfo; ViewitemView=info.targetView; strname=((TextView)itemView.findViewById(R.To)).getText().toString(); menu.setHeaderTitle("請選擇操作："); menu.add(0,0,0,"刪除"); menu.add(0,1,0,"修改"); } }); publicbooleanonContextItemSelected(MenuItemitem) { //TODOAuto-generatedmethodstub //上下文菜單，處理菜單點(diǎn)擊事件 intintID=item.getItemId(); finalSQLiteDatabasedb=openOrCreateDatabase("test.db",MODE_PRIVATE,null); switch(intID) { case0: //處理刪除事件 db.execSQL( "deletefromstaffwherename=?", newString[]{strname}); Intentintent=newIntent(MainActivity.this,MainActivity.class); startActivity(intent); break; case1: //處理修改事件 finalViewviewName=LayoutInflater.from(MainActivity.this).inflate(R.layout.changeinf,null); editname=(EditText)viewName.findViewById(R.id.editname); editagenda=(EditText)viewName.findViewById(R.id.editagenda); editdepartment=(EditText)viewName.findViewById(R.id.editdepartment); editsalary=(EditText)viewName.findViewById(R.id.editsalary); AlertDialog.Builderdialog=newAlertDialog.Builder(this); dialog.setTitle("請輸入修改后的信息:"); dialog.setIcon(android.R.drawable.ic_dialog_info); dialog.setView(viewName); dialog.setPositiveButton("確定",newDialogInterface.OnClickListener() { @Override publicvoidonClick(DialogInterfacedialog,intwhichButton) { Cursorcur=db.rawQuery("SELECT*FROMstaff",null); intflag=0; if(cur!=null){ if(cur.moveToFirst()){ for(inti=0;i<cur.getCount();i++){ intn=cur.getColumnIndex("name");name=cur.getString(n);Log.i("name","InitLabel:"+name); inta=cur.getColumnIndex("agenda");agenda=cur.getString(a);Log.i("agenda","InitLabel:"+agenda); intd=cur.getColumnIndex("department");department=cur.getString(d);Log.i("department","InitLabel:"+department); ints=cur.getColumnIndex("salary");salary=cur.getString(s);Log.i("salary","InitLabel:"+salary); Log.i("strname","InitLabel:"+strname); if(name.equals(strname)) {flag=1;break;} else{cur.moveToNext();} } } } if(flag==1){ Stringename=editname.getText().toString();if(ename.equals(""))ename=name; Stringeagenda=editagenda.getText().toString();if(eagenda.equals(""))eagenda=agenda; Stringedepartment=editdepartment.getText().toString();if(edepartment.equals(""))edepartment=department; Stringesalary=editsalary.getText().toString();if(esalary.equals(""))esalary=salary; ContentValuescv=newContentValues(); cv.put("name",ename); cv.put("agenda",eagenda); cv.put("department",edepartment); cv.put("salary",esalary); db.update("staff",cv,"name=?",newString[]{strname}); Toast.makeText(MainActivity.this,"修改成功",Toast.LENGTH_SHORT).show(); Intentintent=newIntent(MainActivity.this,MainActivity.class); startActivity(intent); } else{Toast.makeText(MainActivity.this,"更改失敗",Toast.LENGTH_SHORT).show();Intentintent=newIntent(MainActivity.this,MainActivity.class); startActivity(intent);} } }); dialog.setNegativeButton("取消",null); dialog.show(); break; default: break; } returnsuper.onContextItemSelected(item); }publicvoidonCreate(SQLiteDatabasedb){ //dbssims.delete("Stuinf",null,null); //SQLiteDatabasedbssims=openOrCreateDatabase("ssim.db",Context.MODE_PRIVATE,null);db.execSQL("DROPTABLEIFEXISTSstaff");db.execSQL("CREATETABLEIFNOTEXISTSstaff"+"(_idINTEGERPRIMARYKEYAUTOINCREMENT,nameVARCHAR,"+"agendaVARCHAR,departmentVARCHAR,"+"salaryVARCHAR)");}//如果DATABASE_VERSION值被改為2,系統(tǒng)發(fā)現(xiàn)現(xiàn)有數(shù)據(jù)庫版本不同,即會調(diào)用onUpgrade@OverridepublicvoidonUpgrade(SQLiteDatabasedb,intoldVersion,intnewVersion){db.execSQL("ALTERTABLEpersonADDCOLUMNotherSTRING");}}privatevoidadd(SQLiteDatabasedb){ intflag=0; Cursorcur=db.rawQuery("SELECT*FROMstaff",null); if(cur!=null){ if(cur.moveToFirst()){ for(inti=0;i<cur.getCount();i++){ intn=cur.getColumnIndex("name");name=cur.getString(n); if(name.equals("Tom")) {flag=1;break;} else{cur.moveToNext();} } } } if(flag==1)return; else{ContentValuesvalues=newContentValues(); //向該對象中插入鍵值對，其中鍵是列名，值是希望插入到這一列的值，值必須和數(shù)據(jù)庫當(dāng)中的數(shù)據(jù)類型一致 values.put("name","Tom"); values.put("agenda","male"); values.put("department","Sale"); values.put("salary","5400"); db.insert("staff",null,values); values.put("name","Einstein"); values.put("agenda","male"); values.put("department","Device"); values.put("salary","4800"); db.insert("staff",null,values); values.put("name","Lily"); values.put("agenda","female"); values.put("department","QA"); values.put("salary","5000"); db.insert("staff",null,values); values.put("name","Warner"); values.put("agenda","male"); values.put("department","R&D"); values.put("salary","7800"); db.insert("staff",null,values); values.put("name","Napoleon"); values.put("agenda","male"); values.put("department","R&D"); values.put("salary","6000"); db.insert("staff",null,values); return;} } publicList<Map<String,Object>>getData(){ List<Map<String,Object>>mArrayList=newArrayList<Map<String,Object>>(); Map<String,Object>map; finalSQLiteDatabasedb=openOrCreateDatabase("test.db",