nz.org.venice.ui
Class NumberDialog

java.lang.Object
  nz.org.venice.ui.NumberDialog

public class NumberDialog

extends java.lang.Object

Dialog for querying the user for numbers.

Author:

Andrew Leppard

Method Summary

static java.lang.Double

getDouble(javax.swing.JDesktopPane parent, java.lang.String title, java.lang.String prompt, double defaultValue) Opens a new dialog asking the user to enter a number.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getDouble

public static java.lang.Double getDouble(javax.swing.JDesktopPane parent,
                                         java.lang.String title,
                                         java.lang.String prompt,
                                         double defaultValue)

Opens a new dialog asking the user to enter a number. If the user enters an illegal number, then the number will be rejected and the user will be asked to re-enter the number. The number will be returned or null if the user cancelled the dialog.

Parameters:

parent - the parent desktop

title - the title of the dialog

prompt - the prompt string

defaultValue - the default value to use.

Returns:

the value