package oraculum.droid.util;
import android.content.Context;
import android.text.Editable;
import android.text.InputType;
import android.text.TextWatcher;
import android.text.method.NumberKeyListener;
import android.util.AttributeSet;
import android.widget.EditText;
public class CepEditText extends EditText {
private boolean isUpdating;
/*
* Maps the cursor position from phone number to masked number... 1234567890
* => 12345-678
*/
private int positioning[] = { 0, 1, 2, 3, 4, 6, 7, 8, 9 };
public CepEditText(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
initialize();
}
public CepEditText(Context context, AttributeSet attrs) {
super(context, attrs);
initialize();
}
public CepEditText(Context context) {
super(context);
initialize();
}
public String getCleanText() {
String text = CepEditText.this.getText().toString();
text.replaceAll("[^0-9]*", "");
return text;
}
private void initialize() {
final int maxNumberLength = 8;
this.setKeyListener(keylistenerNumber);
this.setText(" - ");
this.setSelection(1);
this.addTextChangedListener(new TextWatcher() {
public void afterTextChanged(Editable s) {
String current = s.toString();
/*
* Ok, here is the trick... calling setText below will recurse
* to this function, so we set a flag that we are actually
* updating the text, so we don't need to reprocess it...
*/
if (isUpdating) {
isUpdating = false;
return;
}
/* Strip any non numeric digit from the String... */
String number = current.replaceAll("[^0-9]*", "");
if (number.length() > 8)
number = number.substring(0, 8);
int length = number.length();
/* Pad the number to 10 characters... */
String paddedNumber = padNumber(number, maxNumberLength);
/* Split phone number into parts... */
String part1 = paddedNumber.substring(0, 5);
String part2 = paddedNumber.substring(5, 8);
/* build the masked phone number... */
String cep = part1 + "-" + part2;
/*
* Set the update flag, so the recurring call to
* afterTextChanged won't do nothing...
*/
isUpdating = true;
CepEditText.this.setText(cep);
CepEditText.this.setSelection(positioning[length]);
}
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
}
public void onTextChanged(CharSequence s, int start, int before,
int count) {
}
});
}
protected String padNumber(String number, int maxLength) {
String padded = new String(number);
for (int i = 0; i < maxLength - number.length(); i++)
padded += " ";
return padded;
}
private final KeylistenerNumber keylistenerNumber = new KeylistenerNumber();
private class KeylistenerNumber extends NumberKeyListener {
public int getInputType() {
return InputType.TYPE_CLASS_NUMBER
| InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS;
}
@Override
protected char[] getAcceptedChars() {
return new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8',
'9' };
}
}
}