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Eclipse Platform
Release 3.0

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org.eclipse.jface.dialogs
Class DialogMessageArea

java.lang.Object
  org.eclipse.jface.dialogs.DialogMessageArea

public class DialogMessageArea

extends Object

The DialogMessageArea is a resusable component for adding an accessible message area to a dialog. When the message is normal a CLabel is used but an errors replaces the message area with a non editable text that can take focus for use by screen readers.

Since:

3.0

Constructor Summary

DialogMessageArea()
Create a new instance of the receiver.

Method Summary

void	clearErrorMessage() Clear the error message.
void	createContents(Composite parent) Create the contents for the receiver.
void	restoreTitle() Enable the title and disable the message text and image.
void	setMessageLayoutData(Object layoutData) Set the layoutData for the messageArea.
void	setTitleLayoutData(Object layoutData) Set the layoutData for the title area.
void	showTitle(String titleMessage, Image titleImage) Show the title.
void	updateText(String newMessage, int newType) Show the new message in the message text and update the image.

Methods inherited from class java.lang.Object

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

Constructor Detail

DialogMessageArea

public DialogMessageArea()

Create a new instance of the receiver.

Method Detail

createContents

public void createContents(Composite parent)

Create the contents for the receiver.

Parameters:

parent - the Composite that the children will be created in

setTitleLayoutData

public void setTitleLayoutData(Object layoutData)

Set the layoutData for the title area. In most cases this will be a copy of the layoutData used in setMessageLayoutData.

Parameters:

layoutData - the layoutData for the title

See Also:

setMessageLayoutData(Object)

setMessageLayoutData

public void setMessageLayoutData(Object layoutData)

Set the layoutData for the messageArea. In most cases this will be a copy of the layoutData used in setTitleLayoutData.

Parameters:

layoutData - the layoutData for the message area composite.

See Also:

setTitleLayoutData(Object)

showTitle

public void showTitle(String titleMessage,
                      Image titleImage)

Show the title.

Parameters:

titleMessage - String for the titke

titleImage - Image or null

restoreTitle

public void restoreTitle()

Enable the title and disable the message text and image.

updateText

public void updateText(String newMessage,
                       int newType)

Show the new message in the message text and update the image. Base the background color on whether or not there are errors.

Parameters:

newMessage - The new value for the message

newType - One of the IMessageProvider constants. If newType is IMessageProvider.NONE show the title.

See Also:

IMessageProvider

clearErrorMessage

public void clearErrorMessage()

Clear the error message. Restore the previously displayed message if there is one, if not restore the title label.