ui

Class UIAuxiliaryMethods

java.lang.Object

ui.UIAuxiliaryMethods

public class UIAuxiliaryMethods
extends java.lang.Object

A collection of methods used for writing programs using the UserInterface.

Constructor Summary

Constructors

Constructor and Description
UIAuxiliaryMethods()

Method Summary

Modifier and Type	Method and Description
static boolean	askUserForBoolean(java.lang.String question) Shows a pop-up window in which the user can choose Yes or No.
static java.lang.String	askUserForChoice(java.lang.String question, java.lang.String... options) Shows a pop-up window with a drop down menu of choices.
static LibUIScanner	askUserForInput() Shows a pop-up to select a file.
static java.lang.String	askUserForString(java.lang.String question) Shows a pop-up window in which the user can provide input.
static int	getRandom(int from, int to) Returns a random number in the interval, [from,to).
static void	showMessage(java.lang.String message) Shows a message in a pop-up window.

Methods inherited from class java.lang.Object

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

Constructor Detail

UIAuxiliaryMethods

public UIAuxiliaryMethods()

Method Detail

getRandom

public static int getRandom(int from,
                            int to)

Returns a random number in the interval, [from,to).

Parameters:

from - The start of the interval

to - The end of the interval, non-inclusive.

Returns:

A random number.

showMessage

public static void showMessage(java.lang.String message)

Shows a message in a pop-up window. This method only returns after the user has pressed OK.

Parameters:

message - The message to be shown.

askUserForString

public static java.lang.String askUserForString(java.lang.String question)

Shows a pop-up window in which the user can provide input. This method only returns after the user has given an answer.

Parameters:

question - The question to be shown.

Returns:

The string the user has submitted.

askUserForBoolean

public static boolean askUserForBoolean(java.lang.String question)

Shows a pop-up window in which the user can choose Yes or No. This method only returns after the user has given an answer.

Parameters:

question - The question to be shown.

Returns:

true or false, depending on the choice.

askUserForChoice

public static java.lang.String askUserForChoice(java.lang.String question,
                                                java.lang.String... options)

Shows a pop-up window with a drop down menu of choices.
Example:
String choice = UIHulpMethodes.askUserForChoice("What is the desired difficulty level?" ,"easy", "moderate", "hard");

Parameters:

question - The question posed to the user.

options - The option the user can choose from.

Returns:

The string the user has chosen.

askUserForInput

public static LibUIScanner askUserForInput()

Shows a pop-up to select a file.

Returns:

A LibUIScanner object, using the file the user selected