如何使用的EditText onTextChanged事件时,我preSS多少?如何使用、事件、onTextChanged、EditText

由网友(奔放的蜗牛)分享简介:你好我有EditText上的文本= 0.00。当我preSS 3号应该像0.03安培;当我preSS 5号文应为0.35第二次。而35.0,35.09这样的。在最初的EditText具有与0.00的数值。Hi am having EditText with the "text = 0.00". when i pres...

你好我有EditText上的文本= 0.00。当我preSS 3号应该像0.03安培;当我preSS 5号文应为0.35第二次。而35.0,35.09这样的。在最初的EditText具有与0.00的数值。

Hi am having EditText with the "text = 0.00". when i press the number 3 it should be like 0.03 & second time when i press the number 5 the text should be 0.35. And 35.0, 35.09 like this. The EditText initially having the value as 0.00.

这些都做同一样的EditText。

These are all done with the same EditText.

如何实现这一目标。我已经尝试了addTextChangedListener()与TextWatcher()。

How to achieve this.. I have tried on addTextChangedListener() with TextWatcher().

谁能建议我该怎么办呢?

Can Anyone suggest me how to do it...

由于在副词。

推荐答案

您已经选择了正确的做法。你必须在类TextWatcher延伸并覆盖 afterTextChanged() beforeTextChanged() onTextChanged()

You have selected correct approach. You have to extend the class with TextWatcher and override afterTextChanged(),beforeTextChanged(), onTextChanged().

您必须写在 afterTextChanged)所需的逻辑(的方法来实现你所需要的功能。

You have to write your desired logic in afterTextChanged() method to achieve functionality needed by you.

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