Package org.eclipse.ui.texteditor

Class RevertToSavedAction

java.lang.Object

org.eclipse.core.commands.common.EventManager

org.eclipse.jface.action.AbstractAction

org.eclipse.jface.action.Action

org.eclipse.ui.texteditor.ResourceAction

org.eclipse.ui.texteditor.TextEditorAction

org.eclipse.ui.texteditor.RevertToSavedAction

All Implemented Interfaces:

IAction, IUpdate

public class RevertToSavedAction
extends TextEditorAction

Action for abandoning changes made in the text editor since the last save operation. The action is initially associated with a text editor via the constructor, but that can be subsequently changed using setEditor.

This class may be instantiated; it is not intended to be subclassed.

Restriction:

This class is not intended to be subclassed by clients.

Field Summary

Fields inherited from interface org.eclipse.jface.action.IAction

AS_CHECK_BOX, AS_DROP_DOWN_MENU, AS_PUSH_BUTTON, AS_RADIO_BUTTON, AS_UNSPECIFIED, CHECKED, DESCRIPTION, ENABLED, HANDLED, IMAGE, RESULT, TEXT, TOOL_TIP_TEXT

Constructor Summary

Constructors

Constructor	Description
RevertToSavedAction(ResourceBundle bundle, String prefix, ITextEditor editor)	Creates a new action for the given text editor.

Method Summary

Modifier and Type	Method	Description
void	run()	The default implementation of this IAction method does nothing.
void	update()	Always enables this action if it is connected to a text editor.

Methods inherited from class org.eclipse.ui.texteditor.TextEditorAction

canModifyEditor, getTextEditor, setEditor, validateEditorInputState

Methods inherited from class org.eclipse.ui.texteditor.ResourceAction

getString, initialize, setHelpContextId

Methods inherited from class org.eclipse.jface.action.Action

convertAccelerator, convertAccelerator, findKeyCode, findKeyString, findModifier, findModifierString, getAccelerator, getActionDefinitionId, getDescription, getDisabledImageDescriptor, getHelpListener, getHoverImageDescriptor, getId, getImageDescriptor, getMenuCreator, getStyle, getText, getToolTipText, isChecked, isEnabled, isHandled, notifyResult, removeAcceleratorText, removeMnemonics, runWithEvent, setAccelerator, setActionDefinitionId, setChecked, setDescription, setDisabledImageDescriptor, setEnabled, setHelpListener, setHoverImageDescriptor, setId, setImageDescriptor, setMenuCreator, setText, setToolTipText

Methods inherited from class org.eclipse.jface.action.AbstractAction

addPropertyChangeListener, firePropertyChange, firePropertyChange, removePropertyChangeListener

Methods inherited from class org.eclipse.core.commands.common.EventManager

addListenerObject, clearListeners, getListeners, isListenerAttached, removeListenerObject

Methods inherited from class java.lang.Object

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

Constructor Details

RevertToSavedAction

public RevertToSavedAction(ResourceBundle bundle,
 String prefix,
 ITextEditor editor)

Creates a new action for the given text editor. The action configures its visual representation from the given resource bundle.

Parameters:

bundle - the resource bundle

prefix - a prefix to be prepended to the various resource keys (described in ResourceAction constructor), or null if none

editor - the text editor

See Also:

• TextEditorAction(ResourceBundle, String, ITextEditor)

Method Details

run

public void run()

Description copied from class: Action

The default implementation of this IAction method does nothing. Subclasses should override this method if they do not need information from the triggering event, or override runWithEvent(Event) if they do.

Specified by:

run in interface IAction

Overrides:

run in class Action

See Also:

• How radio buttons are handled
• How check boxes are handled

update

public void update()

Description copied from class: TextEditorAction

Always enables this action if it is connected to a text editor. If the associated editor is null, the action is disabled. Subclasses may override.

Specified by:

update in interface IUpdate

Overrides:

update in class TextEditorAction