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java.lang.Objectorg.eclipse.jface.action.Action
org.eclipse.ui.texteditor.ResourceAction
org.eclipse.ui.texteditor.TextEditorAction
org.eclipse.ui.texteditor.ShiftAction
Action for shifting code to the right or left by one indentation level.
Field Summary |
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Fields inherited from interface org.eclipse.jface.action.IAction |
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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 | |
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ShiftAction(ResourceBundle bundle,
String prefix,
ITextEditor editor,
int operationCode)
Creates and initializes the action for the given text editor and operation code. |
Method Summary | |
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boolean |
isEnabled(boolean isWritable)
Returns whether the actions would be enabled if its target would be enabled given the writable state described by isWritable .
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void |
run()
The TextOperationAction implementation of this
IAction method runs the operation with the current
operation code. |
void |
setEditor(ITextEditor editor)
Retargets this action to the given editor. |
void |
update()
Always enables this action if it is connected to a text editor. |
protected void |
updateForTab()
Enablement when tab key is pressed - the current selection has to be cover multiple lines. |
Methods inherited from class org.eclipse.ui.texteditor.TextEditorAction |
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canModifyEditor, getTextEditor, validateEditorInputState |
Methods inherited from class org.eclipse.ui.texteditor.ResourceAction |
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getString, initialize, setHelpContextId |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public ShiftAction(ResourceBundle bundle, String prefix, ITextEditor editor, int operationCode)
getAdapter(ITextOperationTarget.class)
. The action runs that
operation with the given opcode.
bundle
- the resource bundleprefix
- a prefix to be prepended to the various resource keys
(described in ResourceAction
constructor), or null
if noneeditor
- the text editoroperationCode
- the operation codeTextEditorAction.TextEditorAction(ResourceBundle, String, ITextEditor)
Method Detail |
public void run()
TextOperationAction
implementation of this
IAction
method runs the operation with the current
operation code.
run
in interface IAction
run
in class Action
public void update()
TextEditorAction
null
, the action is disabled.
Subclasses may override.
update
in interface IUpdate
update
in class TextEditorAction
protected void updateForTab()
public void setEditor(ITextEditor editor)
TextEditorAction
setEditor
in class TextEditorAction
editor
- the new editor, or null
if nonepublic boolean isEnabled(boolean isWritable)
IReadOnlyDependent
isWritable
.
isEnabled()
and isEnabled(boolean)
holds the following
invariants:
isEnabled() == false, if isEnabled(true) == false || isEnabled(false) == false
isEnabled() == true, if isEnabled(true) == true || isEnabled(false) == true
isEnabled
in interface IReadOnlyDependent
isWritable
-
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Guidelines for using Eclipse APIs.
Copyright (c) IBM Corp. and others 2000, 2005. All rights reserved.