org.eclipse.xtext.ui.editor
Class XtextEditor.PreviousSubWordAction

java.lang.Object
  org.eclipse.core.commands.common.EventManager
      org.eclipse.jface.action.AbstractAction
          org.eclipse.jface.action.Action
              org.eclipse.ui.texteditor.TextNavigationAction
                  org.eclipse.xtext.ui.editor.XtextEditor.PreviousSubWordAction

All Implemented Interfaces:

org.eclipse.jface.action.IAction

Direct Known Subclasses:

XtextEditor.DeletePreviousSubWordAction, XtextEditor.NavigatePreviousSubWordAction, XtextEditor.SelectPreviousSubWordAction

Enclosing class:

XtextEditor

protected abstract class XtextEditor.PreviousSubWordAction
extends org.eclipse.ui.texteditor.TextNavigationAction

Text navigation action to navigate to the previous sub-word.

Field Summary

protected CommonWordIterator

fIterator

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

protected

XtextEditor.PreviousSubWordAction(int code) Creates a new previous sub-word action.

Method Summary

protected int	findPreviousPosition(int position) Finds the previous position before the given position.
void	run() The default implementation of this IAction method does nothing.
protected abstract void	setCaretPosition(int position) Sets the caret position to the sub-word boundary given with position.

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

addPropertyChangeListener, fireSelectionChanged, fireSelectionChanged, getAccelerator, getDescription, getDisabledImageDescriptor, getHelpListener, getHoverImageDescriptor, getImageDescriptor, getMenuCreator, getStyle, getText, getTextWidget, getToolTipText, isChecked, isEnabled, removePropertyChangeListener, runWithEvent, setAccelerator, setChecked, setDescription, setDisabledImageDescriptor, setEnabled, setHelpListener, setHoverImageDescriptor, setImageDescriptor, setMenuCreator, setText, setToolTipText

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

convertAccelerator, convertAccelerator, findKeyCode, findKeyString, findModifier, findModifierString, getActionDefinitionId, getId, isHandled, notifyResult, removeAcceleratorText, removeMnemonics, setActionDefinitionId, setId

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

firePropertyChange, firePropertyChange

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

Field Detail

fIterator

protected CommonWordIterator fIterator

Constructor Detail

XtextEditor.PreviousSubWordAction

protected XtextEditor.PreviousSubWordAction(int code)

Creates a new previous sub-word action.

Parameters:

code - Action code for the default operation. Must be an action code from @see org.eclipse.swt.custom.ST.

Method Detail

run

public void run()

Description copied from class: org.eclipse.jface.action.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 org.eclipse.jface.action.IAction

Overrides:

run in class org.eclipse.ui.texteditor.TextNavigationAction

findPreviousPosition

protected int findPreviousPosition(int position)

Finds the previous position before the given position.

Parameters:

position - the current position

Returns:

the previous position

setCaretPosition

protected abstract void setCaretPosition(int position)

Sets the caret position to the sub-word boundary given with position.

Parameters:

position - Position where the action should move the caret