jadex.commons.gui

Class SGUI

java.lang.Object

jadex.commons.gui.SGUI

public class SGUI
extends Object

Static helper class with useful gui related methods.

Field Summary

Fields

Modifier and Type	Field and Description
static String	AUTO_ADJUST This property can be set on components to be automatically adjusted to equal sizes.
static boolean	HAS_GUI This is set to true if the VM has a working GUI environment available.

Constructor Summary

Constructors

Constructor and Description
SGUI()

Method Summary

Methods

Modifier and Type	Method and Description
static void	adjustComponentSizes(Container parent) Adjust all marked components to equal sizes according to their miminum, maximum, and preferred sizes.
static void	adjustComponentSizes(JComponent[] components) Adjust components to equal sizes according to their miminum, maximum, and preferred sizes.
static Point	calculateMiddlePosition(Window win) Calculate the middle position of a window relativ to
static Point	calculateMiddlePosition(Window outer, Window win) Calculate the middle position of a window relativ to
static String	colorToHTML(Color color) Convert a color to an html representation.
static Action	createAction(String name, Icon icon, ActionListener listener) Create an action.
static JMenuBar	createMenuBar(Action[] actions) Create a menu bar, given a list of actions.
static JTable	createReadOnlyTable() Create a table that displays its contents using nto editable text fields.
static JToolBar	createToolBar(String name, Action[] actions) Create a tool bar, given a list of actions.
static String	fontToHTML(Font font) Convert a font to an html representation.
static double	getProportionalDividerLocation(JSplitPane pane) Get the proportional split location.
static Window	getWindowParent(Component comp) Get the window parent if any.
static Image	imageFromBytes(byte[] data, Class<?> clazz)
static byte[]	imageToStandardBytes(Image image, String mimeType) Convert image to bytes.
static void	invokeLater(Runnable runnable) Use SwingUtilities to put the given runnable in the AWT Event queue.
static Object	makeIcon(Class baseclass, String imgloc) Utility method that creates a UIDefaults.LazyValue that creates an ImageIcon for the specified gifFile filename.
static void	renderObject(Graphics g, Component comp, double cellw, double cellh, int x, int y, int gridwidth) Render an object on a grid.
static BufferedImage	scaleImage(Image src, int w, int h, int type) Scale an image.
static void	showError(Component parent, String errortitle, String errormessage, Exception exception) Display an error dialog.
static void	showMessageDialog(Component parent, Object message, String title, int msgtype) Show an non-model message dialog.
static Color	stringToColor(String str) Color conversion method for "web-style" color definitions.

Methods inherited from class java.lang.Object

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

Field Detail

AUTO_ADJUST

public static final String AUTO_ADJUST

This property can be set on components to be automatically adjusted to equal sizes.

See Also:

Constant Field Values

HAS_GUI

public static boolean HAS_GUI

This is set to true if the VM has a working GUI environment available.

Constructor Detail

SGUI

public SGUI()

Method Detail

createMenuBar

public static JMenuBar createMenuBar(Action[] actions)

Create a menu bar, given a list of actions.

Parameters:

actions - The actions (null is mapped to separator).

Returns:

A menu bar with a menu containing the actions.

createToolBar

public static JToolBar createToolBar(String name,
                     Action[] actions)

Create a tool bar, given a list of actions.

Parameters:

name - The name of the toolbar.

actions - The actions (null is mapped to separator).

Returns:

A tool bar containing the actions.

createAction

public static Action createAction(String name,
                  Icon icon,
                  ActionListener listener)

Create an action.

Parameters:

name - The name.

icon - The path to the icon.

listener - The action listener.

Returns:

The action.

makeIcon

public static Object makeIcon(Class baseclass,
              String imgloc)

Utility method that creates a UIDefaults.LazyValue that creates an ImageIcon for the specified gifFile filename.

renderObject

public static void renderObject(Graphics g,
                Component comp,
                double cellw,
                double cellh,
                int x,
                int y,
                int gridwidth)

Render an object on a grid.

Parameters:

g - The graphics object.

comp - The object to render.

cellw - The cell width.

cellh - The cell height.

calculateMiddlePosition

public static Point calculateMiddlePosition(Window win)

Calculate the middle position of a window relativ to

calculateMiddlePosition

public static Point calculateMiddlePosition(Window outer,
                            Window win)

Calculate the middle position of a window relativ to

getWindowParent

public static Window getWindowParent(Component comp)

Get the window parent if any.

Parameters:

comp - The component.

Returns:

The window if any.

showMessageDialog

public static void showMessageDialog(Component parent,
                     Object message,
                     String title,
                     int msgtype)

Show an non-model message dialog.

showError

public static void showError(Component parent,
             String errortitle,
             String errormessage,
             Exception exception)

Display an error dialog.

Parameters:

errortitle - The title to use for an error dialog (required).

errormessage - An optional error message displayed before the exception.

exception - The exception (if any).

adjustComponentSizes

public static void adjustComponentSizes(JComponent[] components)

Adjust components to equal sizes according to their miminum, maximum, and preferred sizes.

adjustComponentSizes

public static void adjustComponentSizes(Container parent)

Adjust all marked components to equal sizes according to their miminum, maximum, and preferred sizes. The mark is given by setting the AUTO_ADJUST property to an arbitrary value.

createReadOnlyTable

public static JTable createReadOnlyTable()

Create a table that displays its contents using nto editable text fields.

imageFromBytes

public static Image imageFromBytes(byte[] data,
                   Class<?> clazz)

imageToStandardBytes

public static byte[] imageToStandardBytes(Image image,
                          String mimeType)

Convert image to bytes. Method is a direct copy from protected method sun.awt.datatransfer.DataTransferer

getProportionalDividerLocation

public static double getProportionalDividerLocation(JSplitPane pane)

Get the proportional split location.

stringToColor

public static Color stringToColor(String str)

Color conversion method for "web-style" color definitions. This method is needed because CSS.stringToColor() is protected and StyleSheet.stringToColor() may be unavailable without a GUI.

colorToHTML

public static String colorToHTML(Color color)

Convert a color to an html representation.

Parameters:

color - The color.

Returns:

The html string representing the color.

fontToHTML

public static String fontToHTML(Font font)

Convert a font to an html representation.

Parameters:

font - The font.

Returns:

The html string representing the font.

scaleImage

public static BufferedImage scaleImage(Image src,
                       int w,
                       int h,
                       int type)

Scale an image.

Parameters:

scr - The src image.

w - The width.

h - The height.

type - The type (Image.SCALE_XYZ).

invokeLater

public static void invokeLater(Runnable runnable)

Use SwingUtilities to put the given runnable in the AWT Event queue.

Parameters:

runnable -