Mega Code Archive
Convert input value to Currency in TextWatcher
<![CDATA[
package app.test;
import java.text.NumberFormat;
import android.text.Editable;
import android.text.TextWatcher;
import android.app.Activity;
import android.os.Bundle;
import android.widget.EditText;
public class Test extends Activity {
EditText text;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
text = new EditText(this);
text.addTextChangedListener(new CurrencyTextWatcher());
setContentView(text);
}
}
class CurrencyTextWatcher implements TextWatcher {
boolean mEditing;
public CurrencyTextWatcher() {
mEditing = false;
}
public synchronized void afterTextChanged(Editable s) {
if(!mEditing) {
mEditing = true;
String digits = s.toString().replaceAll("\\D", "");
NumberFormat nf = NumberFormat.getCurrencyInstance();
try{
String formatted = nf.format(Double.parseDouble(digits)/100);
s.replace(0, s.length(), formatted);
} catch (NumberFormatException nfe) {
s.clear();
}
mEditing = false;
}
}
public void beforeTextChanged(CharSequence s, int start, int count, int after) { }
public void onTextChanged(CharSequence s, int start, int before, int count) { }
}
]]>