android运行界面及源代码.docx

1. 用户登陆界面2. 用户注册界面3. 查找学生信息并对学生进行操作4. 添加用户界面5. 用户管理界面二、源代码1. LoginActivity.javapackage org.liming.stumanage;public class LoginActivity extends Activity implements OnClickListener private EditText login_uname, login_pwd;private SQLiteOpenHelper helper;private SQLiteDatabase db;private Intent intent;private ListPopupWindow lpw;private List namelist;private TextView autoname;private Cursor cursor;/ 生成一个DES算法的密匙/public static SecretKey key = CryptTest.createSecretKey(DES);Overrideprotected void onCreate(Bundle savedInstanceState) super.onCreate(savedInstanceState);setContentView(R.layout.login_main);helper = new MyDbHelper(this);namelist = new ArrayList();/ 获取账号、密码的组件login_uname = (EditText) findViewById(R.id.login_uname);login_pwd = (EditText) findViewById(R.id.login_pwd);login_uname.setOnClickListener(this);getNameList();/* * 从userloginfo表中获取用户登录列表 */private void getNameList() db = helper.getReadableDatabase();cursor = db.rawQuery(select distinct _name from userloginfo, null);if (cursor.getCount() != 0) while (cursor.moveToNext() namelist.add(cursor.getString(cursor.getColumnIndex(_name);adapter.notifyDataSetChanged();/* * 处理login页面的注册、登录、退出事件 * * param v */public void loginBtnClick(View v) switch (v.getId() case R.id.login_btn_regist:intent = new Intent(LoginActivity.this, RegistActivity.class);startActivity(intent);break;case R.id.login_btn_login:String name = login_uname.getText().toString().trim();String pwd = login_pwd.getText().toString().trim();String str = null;if (TextUtils.isEmpty(name) | TextUtils.isEmpty(pwd) MyToast.viewToast(this, 账号或者密码不能为空！); else / 使用密匙加密/String strname = CryptTest.encryptToDES(key, name);/ 查询用户db = helper.getReadableDatabase();Cursor cursor = db.rawQuery(select * from userinfo where _name=? limit 1,new String name );if (cursor.getCount() = 0) / 账号不存在MyToast.viewToast(this, 账号不存在！); else cursor.moveToNext();str = cursor.getString(cursor.getColumnIndex(_pwd);/ 使用密匙解密/String strpwd = CryptTest.decryptByDES(key, str);cursor.close();db.close();if (pwd.equals(str) / 账号、密码正确MyToast.viewToast(this, 登陆成功！);/ 将登录成功的用户名记录在userloginfo表中db = helper.getWritableDatabase();ContentValues values = new ContentValues();values.put(_name, name);values.put(_logintime, new Date().getTime() + );db.insert(userloginfo, null, values);db.close();intent = new Intent(LoginActivity.this,StuManageActivity.class);/ 跳转到学生管理界面intent.putExtra(uname, name);startActivity(intent);finish(); else MyToast.viewToast(this, 密码错误！);break;case R.id.login_btn_exit:finish();break;default:break;BaseAdapter adapter = new BaseAdapter() Overridepublic View getView(int position, View convertView, ViewGroup parent) convertView = getLayoutInflater().inflate(R.item, null);autoname = (TextView) convertView.findViewById(R.id.autoname);autoname.setText(namelist.get(position);return convertView;Overridepublic long getItemId(int position) return 0;Overridepublic Object getItem(int position) return null;Overridepublic int getCount() return namelist.size();/* * 智能显示用户名弹窗 */Overridepublic void onClick(View v) lpw = new ListPopupWindow(LoginActivity.this);lpw.setOnItemClickListener(new OnItemClickListener() Overridepublic void onItemClick(AdapterView parent, View view,int position, long id) selectOpt(view);lpw.dismiss(););lpw.setAdapter(adapter);lpw.setAnchorView(login_uname);lpw.setWidth(200);lpw.show();/* * 动态获取点击的用户名 * param view */private void selectOpt(View view) login_uname.setText(TextView) view).getText();2. RegistActivity.javapackage org.liming.stumanage;public class RegistActivity extends Activity private EditText regist_uname, regist_pwd, regist_rpwd;private SQLiteOpenHelper helper;private SQLiteDatabase db;Overrideprotected void onCreate(Bundle savedInstanceState) super.onCreate(savedInstanceState);setContentView(R.layout.regist);helper = new MyDbHelper(this);regist_uname = (EditText) findViewById(R.id.regist_uname);regist_pwd = (EditText) findViewById(R.id.regist_pwd);regist_rpwd = (EditText) findViewById(R.id.regist_rpwd);/* * 处理注册页面的按钮事件 * * param v */public void registBtnClick(View v) switch (v.getId() case R.id.regist_btn_yes:String name = regist_uname.getText().toString().trim();String pwd = regist_pwd.getText().toString().trim();String rpwd = regist_rpwd.getText().toString().trim();if (TextUtils.isEmpty(name) | TextUtils.isEmpty(pwd)| TextUtils.isEmpty(rpwd) MyToast.viewToast(this, 账号、密码或确认密码不能为空！); else if (!pwd.equals(rpwd) MyToast.viewToast(this, 密码和确认密码必须相同！); else db = helper.getReadableDatabase();Cursor cursor = db.rawQuery(select * from userinfo where _name=? limit 1,new String name );if (cursor.getCount() 0) / 账号已存在MyToast.viewToast(this, 账号已存在！); else db = helper.getWritableDatabase();ContentValues values = new ContentValues();values.put(_name, name);values.put(_pwd, pwd);long count = db.insert(userinfo, null, values);if (count = -1) MyToast.viewToast(this, 用户注册失败！); else MyToast.viewToast(this, 用户注册成功！);finish();db.close();break;case R.id.regist_btn_no:finish();break;default:break;3. StuManageActivity.javapackage org.liming.stumanage;public class StuManageActivity extends Activity implements OnClickListener,OnItemClickListener, OnCheckedChangeListener private ActionBar actionBar;private ListPopupWindow lpw;private EditText search_edit;private ImageButton search_btn;private ImageView opt_menu;private SimpleAdapter adapter;private SQLiteOpenHelper helper;private SQLiteDatabase db;private ListView stu_lv;private List stulist = new ArrayList();private boolean flag = false;private CheckBox stu_check_all, stu_check;private TextView stu_item_name, stu_item_stuno;private Intent intent;private ImageView stu_item_phone, stu_item_mess;/ 打电话，发短息private String stuname, stuno, phone;Overrideprotected void onCreate(Bundle savedInstanceState) super.onCreate(savedInstanceState);setContentView(R.layout.stu_manage);actionBar = getActionBar();actionBar.setDisplayShowHomeEnabled(false);actionBar.setHomeButtonEnabled(false);actionBar.setDisplayShowTitleEnabled(false);actionBar.show();helper = new MyDbHelper(this);stu_lv = (ListView) findViewById(R.id.stu_lv);stu_check_all = (CheckBox) findViewById(R.id.stu_check_all);adapter = new SimpleAdapter(StuManageActivity.this, getData(),R.layout.stu_opt, new String img, info , new int R.id.opt_img, R.id.opt_info );stu_lv.setAdapter(listAdapter);stu_lv.setOnItemClickListener(this);stu_check_all.setOnCheckedChangeListener(this);BaseAdapter listAdapter = new BaseAdapter() Overridepublic View getView(final int position, View convertView,ViewGroup parent) convertView = getLayoutInflater().inflate(R.layout.stu_item, null);stu_item_name = (TextView) convertView.findViewById(R.id.stu_item_name);stu_item_stuno = (TextView) convertView.findViewById(R.id.stu_item_stuno);stu_item_phone = (ImageView) convertView.findViewById(R.id.stu_item_phone);stu_item_mess = (ImageView) convertView.findViewById(R.id.stu_item_mess);stu_check = (CheckBox) convertView.findViewById(R.id.stu_check);if (flag) / 表示查到了记录stu_check.setChecked(stulist.get(position).getStatu();stu_item_name.setText(stulist.get(position).getName();stu_item_stuno.setText(stulist.get(position).getStuno();stu_check.setOnCheckedChangeListener(new OnCheckedChangeListener() Overridepublic void onCheckedChanged(CompoundButton buttonView, boolean isChecked) stulist.get(position).setStatu(isChecked););stu_item_phone.setOnClickListener(new OnClickListener() Overridepublic void onClick(View v) intent = new Intent(Intent.ACTION_CALL, Uri.parse(tel:+ stulist.get(position).getPhone();startActivity(intent););return convertView;Overridepublic long getItemId(int position) return 0;Overridepublic Object getItem(int position) return null;Overridepublic int getCount() return stulist.size();private ListMap getData() ListMap list = new ArrayListMap();Map map = new HashMap();map.put(info, 增加);map.put(img, R.drawable.add);list.add(map);map = new HashMap();map.put(info, 导入);map.put(img, R.drawable.daoru);list.add(map);map = new HashMap();map.put(info, 删除);map.put(img, R.drawable.delete);list.add(map);map = new HashMap();map.put(info, 刷新);map.put(img, R.drawable.refresh);list.add(map);map = new HashMap();map.put(info, 管理用户);map.put(img, R.drawable.user);list.add(map);map = new HashMap();map.put(info, 群发消息);map.put(img, R.drawable.message);list.add(map);return list;Comparator comparatorAsc = new Comparator() / 按学号增序排序Overridepublic int compare(StuInfo lhs, StuInfo rhs) return Integer.parseInt(lhs.getStuno()- Integer.parseInt(rhs.getStuno();Overridepublic void onClick(View v) switch (v.getId() case R.id.opt_menu:lpw = new ListPopupWindow(StuManageActivity.this);lpw.setOnItemClickListener(new OnItemClickListener() Overridepublic void onItemClick(AdapterView parent, View view,int position, long id) selectOpt(position);lpw.dismiss(););lpw.setAdapter(adapter);lpw.setAnchorView(opt_menu);lpw.setWidth(200);lpw.show();break;case R.id.search_btn:/ 搜索String name = search_edit.getText().toString().trim();if (TextUtils.isEmpty(name) / 显示全部学生stulist.clear();listAdapter.notifyDataSetChanged();/ 清空列表db = helper.getReadableDatabase();Cursor cursor = db.rawQuery(select * from stuinfo , null);if (cursor.getCount() = 0) / 该学生不存在MyToast.viewToast(this, 没有学生信息，请添加学生！); else stulist.clear();listAdapter.notifyDataSetChanged();/ 清空列表db = helper.getReadableDatabase();Cursor curs = db.rawQuery(select * from stuinfo where _name like ? ,new String % + name + % );/ 模糊查询if (curs.getCount() = 0) / 该学生不存在MyToast.viewToast(this, 该学生不存在！); else while (curs.moveToNext() flag = true;stuname = curs.getString(curs.getColumnIndex(_name);stuno = curs.getString(curs.getColumnIndex(_stuno);phone = curs.getString(curs.getColumnIndex(_phone);stulist.add(new StuInfo(stuname, stuno, false, phone);Collections.sort(stulist, comparatorAsc);listAdapter.notifyDataSetChanged();MyToast.viewToast(this, 列表已更新！);curs.close();db.close();break;default:break;List dellist = new ArrayList();/ 删除列表List messagelist = new ArrayList();/ 群发列表StringBuffer sb = new StringBuffer();String phonelist;/ 联系人电话private void selectOpt(int position) switch (position) case 0:/ 新增intent = new Intent(StuManageActivity.this,AddStuInfoActivity.class);startActivity(intent);break;case 1:/ 导入学生File file = new File(Environment.getExternalStorageDirectory().getPath() + /student.json);StringBuffer strb = new StringBuffer();String temp;try BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(file);while (temp = br.readLine() != null) strb.append(temp);br.close(); catch (Exception e) e.printStackTrace();try JSONObject json = new JSONObject(strb.toString();JSONArray stusjson = json.getJSONArray(students);for (int i = 0; i 0) for (int i = 0; i 0) for (String str : dellist) db = helper.getWritableDatabase();db.delete(stuinfo, _stuno=?, new String str );MyToast.viewToast(this, 删除成功！);dellist.clear(); else MyToast.viewToast(this, 请勾选要删除的项目！);listAdapter.notifyDataSetChanged();break;case 3:/ 刷新listAdapter.notifyDataSetChanged();break;case 4:/ 管理用户intent = getIntent();String name = intent.getStringExtra(uname);if (!name.equals(username) MyToast.viewToast(this, 呵呵，你的权限似乎不够哦！); else / 跳转到用户管理界面intent = new Intent(StuManageActivity.this,UserManageActivity.class);startActivity(intent);break;default:break;/* * 监听stu_lv的点击事件，跳到个人信息页面 */Overridepublic void onItemClick(AdapterView parent, View view, int position,long id) MyToast.viewToast(this, 点击了 + position);intent = new Intent(StuManageActivity.this, StuInfoActivity.class);intent.putExtra(stuno, stulist.get(position).getStuno();/ 把学号传过去startActivity(intent);/* * 监听全选按钮 */Overridepublic void onCheckedChanged(CompoundButton buttonView, boolean isChecked) for (StuInfo stu : stulist) stu.setStatu(isChecked);listAdapter.notifyDataSetChanged();4. UserManageActivity.javapackage org.liming.stumanage;public class UserManageActivity extends Activity implementsOnCheckedChangeListener, OnClickListener, OnItemLongClickListener private ListView user_lv;private CheckBox user_check_all, user_check;private List userlist;private TextView user_item_name, user_item_pwd;private SQLiteOpenHelper helper;private SQLiteDatabase db;private boolean flag = false;private Button user_btn_del, user_btn_cancel;private Cursor cursor;Overrideprotected void onCreate(Bundle savedInstanceState) super.onCreate(savedInstanceState);setContentView(R.layout.user_manage);helper = new MyDbHelper(this);userlist = new ArrayList();initUserList();/ 加载用户信息列表user_check_all = (CheckBox) findViewById(R.id.user_check_all);user_btn_del = (Button) findViewById(R.id.user_btn_del);user_btn_cancel = (Button) findViewById(R.id.user_btn_cancel);user_lv = (ListView) findViewById(R.id.user_lv);user_lv.setAdapter(listAdapter);user_lv.setOnItemLongClickListener(this);user_check_all.setOnCheckedChangeListener(this);user_btn_del.setOnClickListener(this);user_btn_cancel.setOnClickListener(this);BaseAdapter listAdapter = new BaseAdapter() Overridepublic View getView(final int position, View convertView,ViewGroup parent) convertView = getLayoutInflater().inflate(R.layout.user_item, null);user_item_name = (TextView) convertView.findViewById(R.id.user_item_name);user_item_pwd = (TextView) convertView.findViewById(R.id.user_item_pwd);user_check = (CheckBox) convertView.findViewById(R.id.user_check);if (flag) user_check.setChecked(userlist.get(position).getStatu();user_item_name.setText(userlist.get(position).getName();user_item_pwd.setText(userlist.get(position).getPwd();user_check.setOnCheckedChangeListener(new OnCheckedChangeListener() Overridepublic void onCheckedChanged(CompoundButton buttonView, boolean isChecked) userlist.get(position).setStatu(isChecked););return convertView;Overridepublic long getItemId(int position) return 0;Overridepublic Object getItem(int position) return null