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org.eclipse.swt.widgets
Class ColorDialog
java.lang.Object
org.eclipse.swt.widgets.Dialog
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
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Constructor Summary
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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. |
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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. |
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Methods inherited from class java.lang.
Object
|
clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait
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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()
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
Copyright (c) Innoopract Informationssysteme GmbH and others 2002, 2008. All rights reserved.
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