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This article mainly shows you "how to achieve EditText input dynamic monitoring", the content is easy to understand, clear, hope to help you solve your doubts, the following let the editor lead you to study and learn "how to achieve EditText input dynamic monitoring" this article.

/ / write a ChangableEditText class to inherit and implement text listening

Public class ChangableEditText extends AutoCompleteTextView implements TextWatcher {public ChangableEditText (Context arg0, AttributeSet arg1) {super (arg0, arg1); / / TODO Auto-generated constructor stub} @ Overridepublic void afterTextChanged (Editable arg0) {/ / TODO Auto-generated method stub} @ Overridepublic void beforeTextChanged (CharSequence arg0, int arg1, int arg2,int arg3) {/ / TODO Auto-generated method stub} @ Overridepublic void onTextChanged (CharSequence text, int start, int before,int after) {Log.v ("result", text + ");}}

/ / next let's look at the layout.

/ / the layout is simple. It's an EditText change.

/ / be sure to include the package name, otherwise it will make an error.

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