A decimal number with one digit following the decimal point; : JFormattedTextField « Swing « Java Tutorial

import java.text.DecimalFormat;

import javax.swing.JFormattedTextField;

public class Main {
  public static void main(String[] argv) throws Exception {
    JFormattedTextField tft2 = new JFormattedTextField(new DecimalFormat("#.0"));
    tft2.setValue(new Float(123.4F));

    // Retrieve the value from the text field
    Float floatValue = (Float) tft2.getValue();


14.18.2.Characters you can use in the formatting mask
14.18.3.JFormattedTextField focus lost behaviour
14.18.4.JFormattedTextField with SimpleDateFormatJFormattedTextField with SimpleDateFormat
14.18.5.Using DefaultFormatterFactory to create Date formatUsing DefaultFormatterFactory to create Date format
14.18.6.Formatted Date and Time Input: DateFormat.SHORTFormatted Date and Time Input: DateFormat.SHORT
14.18.7.Formatted Date and Time Input: DateFormat.FULL, Locale.USFormatted Date and Time Input: DateFormat.FULL, Locale.US
14.18.8.Formatted Date and Time Input: DateFormat.MEDIUM, Locale.ITALIANFormatted Date and Time Input: DateFormat.MEDIUM, Locale.ITALIAN
14.18.9.Formatted Date and Time Input: new SimpleDateFormat(E, Locale.FRENCH)Formatted Date and Time Input: new SimpleDateFormat(E, Locale.FRENCH)
14.18.10.Formatted Date and Time Input: DateFormat.getTimeInstance(DateFormat.SHORT)Formatted Date and Time Input: DateFormat.getTimeInstance(DateFormat.SHORT)
14.18.11.Formatted Numeric Input: NumberFormat.getCurrencyInstance(Locale.UK)Formatted Numeric Input: NumberFormat.getCurrencyInstance(Locale.UK)
14.18.12.Formatted Numeric Input: NumberFormat.getInstance()Formatted Numeric Input: NumberFormat.getInstance()
14.18.13.Formatted Numeric Input: NumberFormat.getIntegerInstance(Locale.ITALIAN)Formatted Numeric Input: NumberFormat.getIntegerInstance(Locale.ITALIAN)
14.18.14.Formatted Numeric Input: NumberFormat.getNumberInstance(Locale.FRENCH)Formatted Numeric Input: NumberFormat.getNumberInstance(Locale.FRENCH)
14.18.15.Formatted Numeric Input: Raw NumberFormatted Numeric Input: Raw Number
14.18.16.Adding ActionListener to JFormattedTextFieldAdding ActionListener to JFormattedTextField
14.18.17.It implements a mortgage calculator that uses four JFormattedTextFields
14.18.18.Using Actions with Text Components: JFormattedTextField
14.18.19.Creating a Text Field to Display and Edit a Phone Number
14.18.20.Creating a Text Field to Display and Edit a social security number
14.18.21.A decimal number with one digit following the decimal point;
14.18.22.A BigDecimal object custom formatter
14.18.23.Dynamically change the format
14.18.24.Support a date with the custom format: 2009-1-1
14.18.25.Customizing a JFormattedTextField Look and Feel
14.18.26.Make custom Input Text Formatter for JFormattedTextField