Saturday, August 4, 2012

[android-developers] Using TextWatcher class to count linebreaks

Hi all, 

I am using a textWatcher on an editText. I am able to limit it's length, but I am unable to limit the number of lines in it. I want to allow only 4 lines (line breaks or return keys) in the editText. I am using the following method to count number of lines (line breaks), but it returns odd values.
 
              private int countLines(String str){
  String[] lines = str.split("\r\n|\n");
  return  lines.length;
}

Any suggestion/help on how to limit editText to 4 new lines? I need it urgently, so please help if you know a solution to it. Thanks in advance.

Regards,

Farhan

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