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Eclipse Platform
Release 3.0

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org.eclipse.jface.preference
Interface IPreferencePage

All Superinterfaces:

IDialogPage

All Known Subinterfaces:

IWorkbenchPreferencePage, IWorkbenchPropertyPage

All Known Implementing Classes:

PreferencePage, PropertyPage, TemplatePreferencePage, TextEditorPreferencePage

public interface IPreferencePage

extends IDialogPage

An interface for a preference page. This interface is used primarily by the page's container

Method Summary

Point	computeSize() Computes a size for this page's UI component.
boolean	isValid() Returns whether this dialog page is in a valid state.
boolean	okToLeave() Checks whether it is alright to leave this page.
boolean	performCancel() Notifies that the container of this preference page has been canceled.
boolean	performOk() Notifies that the OK button of this page's container has been pressed.
void	setContainer(IPreferencePageContainer preferencePageContainer) Sets or clears the container of this page.
void	setSize(Point size) Sets the size of this page's UI component.

Methods inherited from interface org.eclipse.jface.dialogs.IDialogPage

createControl, dispose, getControl, getDescription, getErrorMessage, getImage, getMessage, getTitle, performHelp, setDescription, setImageDescriptor, setTitle, setVisible

Method Detail

computeSize

public Point computeSize()

Computes a size for this page's UI component.

Returns:

the size of the preference page encoded as new Point(width,height), or (0,0) if the page doesn't currently have any UI component

isValid

public boolean isValid()

Returns whether this dialog page is in a valid state.

Returns:

true if the page is in a valid state, and false if invalid

okToLeave

public boolean okToLeave()

Checks whether it is alright to leave this page.

Returns:

false to abort page flipping and the have the current page remain visible, and true to allow the page flip

performCancel

public boolean performCancel()

Notifies that the container of this preference page has been canceled.

Returns:

false to abort the container's cancel procedure and true to allow the cancel to happen

performOk

public boolean performOk()

Notifies that the OK button of this page's container has been pressed.

Returns:

false to abort the container's OK processing and true to allow the OK to happen

setContainer

public void setContainer(IPreferencePageContainer preferencePageContainer)

Sets or clears the container of this page.

Parameters:

preferencePageContainer - the preference page container, or null

setSize

public void setSize(Point size)

Sets the size of this page's UI component.

Parameters:

size - the size of the preference page encoded as new Point(width,height)