EditText 保留两位小数

源地址：http://blog.sina.com.cn/s/blog_5d66fcf00102vwzv.html

布局XML文件:

android:inputType="numberDecimal"

 

 

源代码：

editMoney = (EditText) findViewById(R.id.EditMoney);
  editMoney.addTextChangedListener(new TextWatcher() 
  {
      public void afterTextChanged(Editable edt) 
      {
          String temp = edt.toString();
          int posDot = temp.indexOf(".");
          if (posDot <= 0) return;
          if (temp.length() - posDot - 1 > 2)
          {
              edt.delete(posDot + 3, posDot + 4);
          }
      }

      public void beforeTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {}

      public void onTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {}
  });