public class ChangeSelectionOperation extends AbstractOperation implements ITransactionalOperation
Modifier and Type | Field and Description |
---|---|
static java.lang.String |
DEFAULT_LABEL
"change-selection"
The default label for this operation (i.e. used if no label is
specified).
|
Constructor and Description |
---|
ChangeSelectionOperation(IViewer viewer,
java.util.List<? extends IContentPart<? extends javafx.scene.Node>> finalSelection)
Creates a new
ChangeSelectionOperation to change the selection
within the given IViewer by removing the given
IContentPart s. |
ChangeSelectionOperation(java.lang.String label,
IViewer viewer,
java.util.List<? extends IContentPart<? extends javafx.scene.Node>> finalSelection)
Creates a new
ChangeSelectionOperation to change the selection. |
Modifier and Type | Method and Description |
---|---|
IStatus |
execute(IProgressMonitor monitor,
IAdaptable info) |
protected SelectionModel |
getSelectionModel()
Returns the
SelectionModel adapted to the viewer. |
java.util.List<IContentPart<? extends javafx.scene.Node>> |
getToBeDeselected()
Returns the parts that are to be deleted.
|
boolean |
isContentRelevant()
Returns
true if this ITransactionalOperation is
actually changing model data (instead of only affecting the
visualization). |
boolean |
isNoOp()
Returns
true if this ITransactionalOperation has no
effect (in comparison to its initial state). |
IStatus |
redo(IProgressMonitor monitor,
IAdaptable info) |
IStatus |
undo(IProgressMonitor monitor,
IAdaptable info) |
addContext, canExecute, canRedo, canUndo, dispose, getContexts, getLabel, hasContext, removeContext, setLabel, toString
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
addContext, canExecute, canRedo, canUndo, dispose, getContexts, getLabel, hasContext, removeContext
public static final java.lang.String DEFAULT_LABEL
"change-selection"The default label for this operation (i.e. used if no label is specified).
public ChangeSelectionOperation(IViewer viewer, java.util.List<? extends IContentPart<? extends javafx.scene.Node>> finalSelection)
ChangeSelectionOperation
to change the selection
within the given IViewer
by removing the given
IContentPart
s. The DEFAULT_LABEL
is used.viewer
- The IViewer
for which the selection is changed.finalSelection
- The IContentPart
s that are to be selected.public ChangeSelectionOperation(java.lang.String label, IViewer viewer, java.util.List<? extends IContentPart<? extends javafx.scene.Node>> finalSelection)
ChangeSelectionOperation
to change the selection.label
- The operation's label.viewer
- The IViewer
for which the selection is changed.finalSelection
- The IContentPart
s that are to be selected.public IStatus execute(IProgressMonitor monitor, IAdaptable info) throws ExecutionException
execute
in interface IUndoableOperation
execute
in class AbstractOperation
ExecutionException
protected SelectionModel getSelectionModel()
SelectionModel
adapted to the viewer.SelectionModel
adapter.public java.util.List<IContentPart<? extends javafx.scene.Node>> getToBeDeselected()
IContentPart
s.public boolean isContentRelevant()
ITransactionalOperation
true
if this ITransactionalOperation
is
actually changing model data (instead of only affecting the
visualization). Otherwise returns false
. The content
relevance of an ITransactionalOperation
can be checked to
determine if the execution of the operation will affect the model, for
example, to set an editor's dirty flag.isContentRelevant
in interface ITransactionalOperation
true
if this ITransactionalOperation
is
actually changing model data, otherwise false
.public boolean isNoOp()
ITransactionalOperation
true
if this ITransactionalOperation
has no
effect (in comparison to its initial state). Otherwise returns
false
.isNoOp
in interface ITransactionalOperation
true
if this ITransactionalOperation
has no
effect, otherwise false
.public IStatus redo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException
redo
in interface IUndoableOperation
redo
in class AbstractOperation
ExecutionException
public IStatus undo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException
undo
in interface IUndoableOperation
undo
in class AbstractOperation
ExecutionException
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