Class ChangeFocusOperation
- java.lang.Object
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- org.eclipse.core.commands.operations.AbstractOperation
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- org.eclipse.gef.mvc.fx.operations.ChangeFocusOperation
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- All Implemented Interfaces:
IUndoableOperation
,ITransactionalOperation
public class ChangeFocusOperation extends AbstractOperation implements ITransactionalOperation
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Field Summary
Fields Modifier and Type Field Description static java.lang.String
DEFAULT_LABEL
"change-focus"
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Constructor Summary
Constructors Constructor Description ChangeFocusOperation(java.lang.String label, IViewer viewer, IContentPart<? extends javafx.scene.Node> newFocused)
Creates a newChangeFocusOperation
to assign focus to the given newFocusedIContentPart
within the givenIViewer
.ChangeFocusOperation(IViewer viewer, IContentPart<? extends javafx.scene.Node> newFocused)
Creates a newChangeFocusOperation
to assign focus to the given newFocusedIContentPart
within the givenIViewer
.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description IStatus
execute(IProgressMonitor monitor, IAdaptable info)
protected FocusModel
getFocusModel()
Returns theFocusModel
adapted to the viewer.boolean
isContentRelevant()
Returnstrue
if thisITransactionalOperation
is actually changing model data (instead of only affecting the visualization).boolean
isNoOp()
Returnstrue
if thisITransactionalOperation
has no effect (in comparison to its initial state).IStatus
redo(IProgressMonitor monitor, IAdaptable info)
void
setNewFocused(IContentPart<? extends javafx.scene.Node> newFocused)
Sets the new focussed part to the given one.IStatus
undo(IProgressMonitor monitor, IAdaptable info)
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Methods inherited from class org.eclipse.core.commands.operations.AbstractOperation
addContext, canExecute, canRedo, canUndo, dispose, getContexts, getLabel, hasContext, removeContext, setLabel, toString
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.eclipse.core.commands.operations.IUndoableOperation
addContext, canExecute, canRedo, canUndo, dispose, getContexts, getLabel, hasContext, removeContext
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Field Detail
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DEFAULT_LABEL
public static final java.lang.String DEFAULT_LABEL
"change-focus"
The default label for this operation (i.e. used if no label is specified).- See Also:
- Constant Field Values
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Constructor Detail
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ChangeFocusOperation
public ChangeFocusOperation(IViewer viewer, IContentPart<? extends javafx.scene.Node> newFocused)
Creates a newChangeFocusOperation
to assign focus to the given newFocusedIContentPart
within the givenIViewer
. When the operation is undone, focus is assigned to the given oldFocusedIContentPart
.- Parameters:
viewer
- TheIViewer
for which theFocusModel
is to be changed.newFocused
- TheIContentPart
to which focus will be assigned.
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ChangeFocusOperation
public ChangeFocusOperation(java.lang.String label, IViewer viewer, IContentPart<? extends javafx.scene.Node> newFocused)
Creates a newChangeFocusOperation
to assign focus to the given newFocusedIContentPart
within the givenIViewer
. When the operation is undone, focus is assigned to the given oldFocusedIContentPart
. The given label is used as the label for the operation.- Parameters:
label
- The operation's label.viewer
- TheIViewer
for which theFocusModel
is to be changed.newFocused
- TheIContentPart
to which focus will be assigned.
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Method Detail
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execute
public IStatus execute(IProgressMonitor monitor, IAdaptable info) throws ExecutionException
- Specified by:
execute
in interfaceIUndoableOperation
- Specified by:
execute
in classAbstractOperation
- Throws:
ExecutionException
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getFocusModel
protected FocusModel getFocusModel()
Returns theFocusModel
adapted to the viewer.- Returns:
- The
FocusModel
adapter.
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isContentRelevant
public boolean isContentRelevant()
Description copied from interface:ITransactionalOperation
Returnstrue
if thisITransactionalOperation
is actually changing model data (instead of only affecting the visualization). Otherwise returnsfalse
. The content relevance of anITransactionalOperation
can be checked to determine if the execution of the operation will affect the model, for example, to set an editor's dirty flag.- Specified by:
isContentRelevant
in interfaceITransactionalOperation
- Returns:
true
if thisITransactionalOperation
is actually changing model data, otherwisefalse
.
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isNoOp
public boolean isNoOp()
Description copied from interface:ITransactionalOperation
Returnstrue
if thisITransactionalOperation
has no effect (in comparison to its initial state). Otherwise returnsfalse
.- Specified by:
isNoOp
in interfaceITransactionalOperation
- Returns:
true
if thisITransactionalOperation
has no effect, otherwisefalse
.
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redo
public IStatus redo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException
- Specified by:
redo
in interfaceIUndoableOperation
- Specified by:
redo
in classAbstractOperation
- Throws:
ExecutionException
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setNewFocused
public void setNewFocused(IContentPart<? extends javafx.scene.Node> newFocused)
Sets the new focussed part to the given one.- Parameters:
newFocused
- The new focus part.
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undo
public IStatus undo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException
- Specified by:
undo
in interfaceIUndoableOperation
- Specified by:
undo
in classAbstractOperation
- Throws:
ExecutionException
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