org.virion.jam.util
Class Utils

java.lang.Object
  org.virion.jam.util.Utils

public class Utils
extends Object

Constructor Summary

Utils()

Method Summary

static void	centerComponent(Component component, Component reference) Center a component in reference to another, if the reference is null or not visible the screen is used as reference
static double	getDoubleFromTextField(JTextField textField, double defaultValue)
static String	getEnv(String name)
static void	showDefaultCursor(Component component)
static void	showPredefinedCursor(Component component, int cursor)
static void	showWaitCursor(Component component)

Methods inherited from class java.lang.Object

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

Constructor Detail

Utils

public Utils()

Method Detail

getDoubleFromTextField

public static double getDoubleFromTextField(JTextField textField,
                                            double defaultValue)

Returns:

the value in a text field as a double. If the text field contents do not represent a valid double then the default value is inserted into the text field and returned.

centerComponent

public static void centerComponent(Component component,
                                   Component reference)

Center a component in reference to another, if the reference is null or not visible the screen is used as reference

showWaitCursor

public static void showWaitCursor(Component component)

showPredefinedCursor

public static void showPredefinedCursor(Component component,
                                        int cursor)

showDefaultCursor

public static void showDefaultCursor(Component component)

getEnv

public static String getEnv(String name)