package com.linx.dposandroid;

import android.text.Editable;
import android.text.TextWatcher;
import android.widget.EditText;

public class CMascara 
{		 
	    public static String unmask(String s) 
	    {
	    	return s.replaceAll("[.]", "").replaceAll("[-]", "")
				.replaceAll("[/]", "").replaceAll("[(]", "")
				.replaceAll("[)]", "");
	    }

	    public TextWatcher insert(final String mask, final EditText ediTxt) 
	    {
	    	return new TextWatcher() 
	    	{
	    		boolean isUpdating;
	    		String old = "";

	    		public void onTextChanged(CharSequence s, int start, int before,
					int count) 
	    		{
	    			String str = CMascara.unmask(s.toString());
	    			String mascara = "";
	    			if (isUpdating) 
	    			{
	    				old = str;
	    				isUpdating = false;
	    				return;
	    			}
	    			int i = 0;
	    			for (char m : mask.toCharArray()) 
	    			{
	    				if (m != '#' && str.length() > old.length()) 
	    				{
	    					mascara += m;
	    					continue;
	    				}
	    				try 
	    				{
	    					mascara += str.charAt(i);
	    				} catch (Exception e) 
	    				{
	    					break;
	    				}
	    				i++;
	    			}
	    			isUpdating = true;
	    			ediTxt.setText(mascara);
	    			ediTxt.setSelection(mascara.length());
	    		}

	    		public void beforeTextChanged(CharSequence s, int start, int count,
					int after) 
	    		{
	    		}

	    		public void afterTextChanged(Editable s) 
	    		{
	    		}
	    	};
	    }

}