OpenSystemEditorAction (Eclipse Platform API Specification)

java.lang.Object
- org.eclipse.core.commands.common.EventManager
- - org.eclipse.jface.action.AbstractAction
  - - org.eclipse.jface.action.Action
    - - org.eclipse.ui.actions.BaseSelectionListenerAction
      - org.eclipse.ui.actions.SelectionListenerAction
        
        org.eclipse.ui.actions.OpenSystemEditorAction

All Implemented Interfaces:

IAction, ISelectionChangedListener

Direct Known Subclasses:

OpenFileAction
```
public class OpenSystemEditorAction
extends SelectionListenerAction
```
Standard action for opening a system editor on the currently selected file resource.
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
Modifier and Type Field Description

static String ID
The id of this action.
- 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

OpenSystemEditorAction(IWorkbenchPage page)
Creates a new action that will open system editors on the then-selected file resources.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`run()`	The default implementation of this `IAction` method does nothing.
`protected boolean`	`updateSelection(IStructuredSelection selection)`	The `OpenSystemEditorAction` implementation of this `SelectionListenerAction` method enables the action only if the selection contains just file resources.

Methods inherited from class org.eclipse.ui.actions.SelectionListenerAction
clearCache, getSelectedNonResources, getSelectedResources, resourceIsType, selectionIsOfType

Methods inherited from class org.eclipse.ui.actions.BaseSelectionListenerAction
getStructuredSelection, runWithEvent, selectionChanged, selectionChanged

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

- Field Detail
  - ID
```
public static final String ID
```
    The id of this action.
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - OpenSystemEditorAction
```
public OpenSystemEditorAction(IWorkbenchPage page)
```
    Creates a new action that will open system editors on the then-selected file resources.
    
    Parameters:
    
    page - the workbench page in which to open the editor
- Method Detail
  - 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
  - updateSelection
```
protected boolean updateSelection(IStructuredSelection selection)
```
    The OpenSystemEditorAction implementation of this SelectionListenerAction method enables the action only if the selection contains just file resources.
    
    Overrides:
    
    updateSelection in class BaseSelectionListenerAction
    
    Parameters:
    
    selection - the new selection
    
    Returns:
    
    true if the action should be enabled for this selection, and false otherwise