Follow Techotopia on Twitter

On-line Guides
All Guides
eBook Store
iOS / Android
Linux for Beginners
Office Productivity
Linux Installation
Linux Security
Linux Utilities
Linux Virtualization
Linux Kernel
System/Network Admin
Programming
Scripting Languages
Development Tools
Web Development
GUI Toolkits/Desktop
Databases
Mail Systems
openSolaris
Eclipse Documentation
Techotopia.com
Virtuatopia.com

How To Guides
Virtualization
General System Admin
Linux Security
Linux Filesystems
Web Servers
Graphics & Desktop
PC Hardware
Windows
Problem Solutions
Privacy Policy

  




 

 

Eclipse Rich Ajax Platform
Release 1.2

org.eclipse.swt.widgets
Class ColorDialog

java.lang.Object
  extended by

org.eclipse.swt.widgets.Dialog
      extended by
org.eclipse.swt.widgets.ColorDialog

public class ColorDialog
extends Dialog

Instances of this class allow the user to select a color from a predefined set of available colors.

Styles:
(none)
Events:
(none)

IMPORTANT: This class is intended to be subclassed only within the SWT implementation.

Since:
1.2
See Also:
SWT Example: ControlExample, Dialog tab, Sample code and further information

Constructor Summary
ColorDialog ( Shell parent)
          Constructs a new instance of this class given only its parent.
ColorDialog ( Shell parent, int style)
          Constructs a new instance of this class given its parent and a style value describing its behavior and appearance.
 
Method Summary
  RGB getRGB ()
          Returns the currently selected color in the receiver.
  RGB open ()
          Makes the receiver visible and brings it to the front of the display.
 void setRGB ( RGB rgb)
          Sets the receiver's selected color to be the argument.
 
Methods inherited from class org.eclipse.swt.widgets. Dialog
checkSubclass, getParent, getStyle, getText, setText
 
Methods inherited from class java.lang. Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ColorDialog

public ColorDialog(
Shell parent)
Constructs a new instance of this class given only its parent.

Parameters:
parent - a composite control which will be the parent of the new instance
Throws:
IllegalArgumentException -
  • ERROR_NULL_ARGUMENT - if the parent is null
SWTException -
  • ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent
  • ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass
See Also:
SWT, Widget.checkSubclass(), Widget.getStyle()

ColorDialog

public ColorDialog(
Shell parent,
                   int style)
Constructs a new instance of this class given its parent and a style value describing its behavior and appearance.

The style value is either one of the style constants defined in class SWT which is applicable to instances of this class, or must be built by bitwise OR'ing together (that is, using the int "|" operator) two or more of those SWT style constants. The class description lists the style constants that are applicable to the class. Style bits are also inherited from superclasses.

Parameters:
parent - a composite control which will be the parent of the new instance (cannot be null)
style - the style of control to construct
Throws:
IllegalArgumentException -
  • ERROR_NULL_ARGUMENT - if the parent is null
SWTException -
  • ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent
  • ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass
See Also:
SWT, Widget.checkSubclass(), Widget.getStyle()
Method Detail

open

public 
RGB open()
Makes the receiver visible and brings it to the front of the display.

Returns:
the selected color, or null if the dialog was cancelled, no color was selected, or an error occurred
Throws:
SWTException -
  • ERROR_WIDGET_DISPOSED - if the receiver has been disposed
  • ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver

getRGB

public 
RGB getRGB()
Returns the currently selected color in the receiver.

Returns:
the RGB value for the selected color, may be null
See Also:
PaletteData#getRGBs

setRGB

public void setRGB(
RGB rgb)
Sets the receiver's selected color to be the argument.

Parameters:
rgb - the new RGB value for the selected color, may be null to let the platform select a default when open() is called
See Also:
PaletteData#getRGBs

Eclipse Rich Ajax Platform
Release 1.2

Copyright (c) Innoopract Informationssysteme GmbH and others 2002, 2008. All rights reserved.


 
 
  Published under the terms of the Eclipse Public License Version 1.0 ("EPL") Design by Interspire