Android开发之EditText框输入清理工具类示例

package com.maobang.imsdk.util;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.widget.EditText;
import android.widget.ImageView;
/**
 * 主要用于edittext框输入信息的清理
 * Created by Administrator on 2015/12/18.
 */
public class ClearEditTextUtil {
  /**
   * edittext框中输入监听改变clear图标
   */
  public static void editTextInputOnListener(final ImageView clearIcon, EditText editText) {
    clearIcon.setVisibility(View.GONE);
    editText.addTextChangedListener(new TextWatcher() {
      @Override
      public void beforeTextChanged(CharSequence s, int start, int count, int after) {
      }
      @Override
      public void onTextChanged(CharSequence s, int start, int before, int count) {
      }
      @Override
      public void afterTextChanged(Editable s) {
        if (s.length() == 0) {
          clearIcon.setVisibility(View.GONE);
        } else {
          clearIcon.setVisibility(View.VISIBLE);
        }
      }
    });
  }
  /**
   * 清除edittext中的信息
   */
  public static void clearAccountInfo( ImageView clearIcon,EditText editText) {
    //点击按钮删除文本
    editText.setText("");
    clearIcon.setVisibility(View.GONE);
  }
}