今天就跟大家聊聊有关Android中怎么实现可复用的筛选页面，可能很多人都不太了解，为了让大家更加了解，小编给大家总结了以下内容，希望大家根据这篇文章可以有所收获。

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窗口代码

/** * 筛选页面 * 1.将用户的输入转换成sql语句 * 2.涉及到精确查询和模糊查询 * 3.提交数据之后需要刷新列表 */public class UserFilterActivity extends AppCompatActivity implements View.OnClickListener { private List imageViewList; private Context mContext; @Override protected void onCreate(@Nullable Bundle savedInstanceState) {  super.onCreate(savedInstanceState);  setContentView(R.layout.activity_user_filter);  ButterKnife.bind(this);  initView();  initData();  initListener(); } private void initData() {  mContext = this;  title.setText("筛选");  //将所有的ImageView实例存进list  imageViewList = new ArrayList<>();  imageViewList.add(ivNumber);  imageViewList.add(ivMobile);  imageViewList.add(ivWorkNumber);  imageViewList.add(ivSysName);  imageViewList.add(ivPost);  imageViewList.add(ivTelephone);  imageViewList.add(ivEmail);  //初始化ImageView，把状态放进tag里面  // 所有的ImageView都是未选中状态  for (ImageView imageView : imageViewList) {   imageView.setTag(false);  } } private void initView() {  editTv.setVisibility(View.VISIBLE);  editTv.setCompoundDrawablesWithIntrinsicBounds(R.drawable.ic_send_black_24dp, 0, 0, 0); } private void initListener() {  //给ImageView设置监听  for (ImageView imageView : imageViewList) {   imageView.setOnClickListener(this);  }  //单选按钮设置监听  rgStatus.setOnCheckedChangeListener((group, checkedId) -> {   if (checkedId == R.id.rb_status_off) {    offTime.setVisibility(View.VISIBLE);    line.setVisibility(View.VISIBLE);   } else {    offTime.setVisibility(View.GONE);    line.setVisibility(View.GONE);   }  });  titleLeft.setOnClickListener(this);  editTv.setOnClickListener(this);  tvUserName.setOnClickListener(this);  tvCreator.setOnClickListener(this); } @Override public void onClick(View view) {  if (view.getId() == R.id.title_left) {   finish();  }  if (view.getId() == R.id.edit_tv) {   submit();  }  //选择用户，这里是多选  if (view.getId() == R.id.tv_user_name) {   Intent intent = new Intent(mContext, UserSelectActivity.class);   intent.putExtra("isMultipleEnable", true);   startActivityForResult(intent, 15476);  }  //选择用户，这里是单选  if (view.getId() == R.id.tv_creator) {   Intent intent = new Intent(mContext, UserSelectActivity.class);   startActivityForResult(intent, 13685);  }  //点击checkbox的动作  switch (view.getId()) {   case R.id.iv_number:   case R.id.iv_work_number:   case R.id.iv_sys_name:   case R.id.iv_post:   case R.id.iv_mobile:   case R.id.iv_telephone:   case R.id.iv_email:    switchExact((ImageView) view);  } } //拼接sql语句，并回传给上一个页面然后结束此页 //字段仅供参考 public void submit() {  StringBuilder sb = new StringBuilder("where");  String number = etNumber.getText().toString();  String workNumber = etWorkNumber.getText().toString();  String sysName = etSysName.getText().toString();  String post = etPost.getText().toString();  String mobile = etMobile.getText().toString();  String telePhone = etTelePhone.getText().toString();  String email = etEmail.getText().toString();  if (!TextUtils.isEmpty(number)) {   String[] arr = number.split(",");   if ((boolean) ivNumber.getTag()) {    sb.append(" and userID in (").append(stringToString(arr)).append(")");   } else {    for (int i = 0; i < arr.length; i++) {     if (i == 0) {      sb.append(" and (left(userId, ").append(arr[i].length()).append(") = '").append(arr[i]).append("'");     } else {      sb.append(" or left(userId, ").append(arr[i].length()).append(") = '").append(arr[i]).append("'");     }    }    sb.append(")");   }  }  if (!TextUtils.isEmpty(sysName)) {   String[] arr = sysName.split(",");   if ((boolean) ivSysName.getTag()) {    sb.append(" and userName in (").append(stringToString(arr)).append(")");   } else {    for (int i = 0; i < arr.length; i++) {     if (i == 0) {      sb.append(" and (userName like '|").append(arr[i]).append("|'");     } else {      sb.append(" or userName like '|").append(arr[i]).append("|'");     }    }    sb.append(")");   }  }  if (!TextUtils.isEmpty(workNumber)) {   String[] arr = workNumber.split(",");   if ((boolean) ivWorkNumber.getTag()) {    sb.append(" and workNumber in (").append(stringToString(arr)).append(")");   } else {    for (int i = 0; i < arr.length; i++) {     if (i == 0) {      sb.append(" and (workNumber like '").append(arr[0]).append("|'");     } else {      sb.append(" or workNumber like '").append(arr[i]).append("|'");     }    }    sb.append(")");   }  }  if (!TextUtils.isEmpty(post)) {   String[] arr = post.split(",");   if ((boolean) ivPost.getTag()) {    sb.append(" and workPos in (").append(stringToString(arr)).append(")");   } else {    for (int i = 0; i < arr.length; i++) {     if (i == 0) {      sb.append(" and (workPost like '|").append(arr[0]).append("|'");     } else {      sb.append(" or workPost like '|").append(arr[i]).append("|'");     }    }    sb.append(")");   }  }  if (!TextUtils.isEmpty(mobile)) {   String[] arr = mobile.split(",");   if ((boolean) ivMobile.getTag()) {    sb.append(" and mobile in (").append(stringToString(arr)).append(")");   } else {    for (int i = 0; i < arr.length; i++) {     sb.append(" and mobileNumber in ('").append(stringToString(arr)).append("')");     if (i == 0) {      sb.append(" and (left(mobileNumber, ").append(arr[i].length()).append(") = '").append(arr[i]).append("'");     } else {      sb.append(" or left(mobileNumber, ").append(arr[i].length()).append(") = '").append(arr[i]).append("'");     }    }    sb.append(")");   }  }  if (!TextUtils.isEmpty(telePhone)) {   String[] arr = telePhone.split(",");   if ((boolean) ivTelephone.getTag()) {    sb.append(" and officeNumber in (").append(stringToString(arr)).append(")");   } else {    for (int i = 0; i < arr.length; i++) {     if (i == 0) {      sb.append(" and (left(officeNumber, ").append(arr[i].length()).append(") = '").append(arr[i]).append("'");     } else {      sb.append(" or left(officeNumber, ").append(arr[i].length()).append(") = '").append(arr[i]).append("'");     }    }    sb.append(")");   }  }  if (!TextUtils.isEmpty(email)) {   String[] arr = email.split(",");   if ((boolean) ivEmail.getTag()) {    sb.append(" and email in (").append(stringToString(arr)).append(")");   } else {    for (int i = 0; i < arr.length; i++) {     if (i == 0) {      sb.append(" and (email　LIKE '|").append(arr[i]).append("|'");     } else {      sb.append(" or　email LIKE '|").append(arr[i]).append("|'");     }    }    sb.append(")");   }  }  Intent intent = new Intent();  String sql = sb.toString().replaceFirst(" and", "");  intent.putExtra("sql", sql);  setResult(123, intent);  finish(); } //切换checkbox状态 public void switchExact(ImageView view) {  view.setTag(!(boolean) view.getTag());  if ((boolean) view.getTag()) {   view.setImageResource(R.drawable.ic_check_box_black_24dp);  } else {   view.setImageResource(R.drawable.ic_check_box_outline_blank_black_24dp);  } } private String stringToString(String[] array) {  StringBuilder end = new StringBuilder("");  for (String s : array) {   end.append("'").append(s).append("',");  }  return end.toString().substring(0, end.length() - 1); } @Override //回传值的处理 protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {  if (requestCode == 15476 && resultCode == RESULT_OK) {   ArrayList users = data.getParcelableArrayListExtra("users");   StringBuilder sb = new StringBuilder();   for (ClsNormalUser user : users) {    sb.append(user.getCName()).append(",");   }   tvUserName.setText(sb.toString());  }  if (requestCode == 13685 && resultCode == RESULT_OK) {   ClsNormalUser user = data.getParcelableExtra("user");   tvCreator.setText(user.getCName());  }  super.onActivityResult(requestCode, resultCode, data); }}

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本文名称：Android中怎么实现可复用的筛选页面
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