org.eclipse.nebula.paperclips.core.internal.util

Class SWTUtil

java.lang.Object

org.eclipse.nebula.paperclips.core.internal.util.SWTUtil

public class SWTUtil
extends java.lang.Object

Utility methods for dealing with SWT objects

Constructor Summary

Constructors

Constructor and Description
SWTUtil()

Method Summary

Modifier and Type	Method and Description
static org.eclipse.swt.graphics.FontData	copy(org.eclipse.swt.graphics.FontData fontData) Returns a defensive copy of the passed in FontData.
static org.eclipse.swt.graphics.RGB	copy(org.eclipse.swt.graphics.RGB rgb) Returns a defensive copy of the passed in RGB.
static org.eclipse.swt.graphics.RGB	deriveRGB(int rgb) Returns an RGB representing the color described by the argument.
static boolean	equal(org.eclipse.swt.graphics.ImageData left, org.eclipse.swt.graphics.ImageData right) Returns whether the ImageData arguments are equivalent.
static boolean	equal(org.eclipse.swt.graphics.PaletteData left, org.eclipse.swt.graphics.PaletteData right) Returns whether the PaletteData arguments are equivalent.
static int	hashCode(org.eclipse.swt.graphics.ImageData data) Returns a hash code for the ImageData
static int	hashCode(org.eclipse.swt.graphics.PaletteData data) Returns a hash code for the PaletteData.

Methods inherited from class java.lang.Object

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

Constructor Detail

SWTUtil

public SWTUtil()

Method Detail

copy

public static org.eclipse.swt.graphics.FontData copy(org.eclipse.swt.graphics.FontData fontData)

Returns a defensive copy of the passed in FontData.

Parameters:

fontData - the FontData to copy. May be null.

Returns:

a copy of the passed in FontData, or null if the argument was null.

copy

public static org.eclipse.swt.graphics.RGB copy(org.eclipse.swt.graphics.RGB rgb)

Returns a defensive copy of the passed in RGB.

Parameters:

rgb - the RGB to copy. May be null.

Returns:

a copy of the passed in RGB, or null if the argument was null.

deriveRGB

public static org.eclipse.swt.graphics.RGB deriveRGB(int rgb)

Returns an RGB representing the color described by the argument.

Sample colors:
0xFFFFFF: white
0x000000: black
0xFF0000: red
0x00FF00: green
0x0000FF: blue

Parameters:

rgb - an integer containing the red, green and blue components in the 0xFF0000, 0x00FF00, and 0x0000FF positions, respectively.

Returns:

an RGB representing the color described by the argument.

equal

public static boolean equal(org.eclipse.swt.graphics.PaletteData left,
                            org.eclipse.swt.graphics.PaletteData right)

Returns whether the PaletteData arguments are equivalent.

Parameters:

left - the left PaletteData

right - the right PaletteData

Returns:

whether the PaletteData arguments are equivalent.

hashCode

public static int hashCode(org.eclipse.swt.graphics.PaletteData data)

Returns a hash code for the PaletteData.

Parameters:

data - the PaletteData

Returns:

a hash code for the PaletteData.

equal

public static boolean equal(org.eclipse.swt.graphics.ImageData left,
                            org.eclipse.swt.graphics.ImageData right)

Returns whether the ImageData arguments are equivalent.

Parameters:

left - the left ImageData

right - the right ImageData

Returns:

whether the ImageData arguments are equivalent.

hashCode

public static int hashCode(org.eclipse.swt.graphics.ImageData data)

Returns a hash code for the ImageData

Parameters:

data - the ImageData

Returns:

a hash code for the ImageData