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.StringDEFAULT_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 newChangeFocusOperationto assign focus to the given newFocusedIContentPartwithin the givenIViewer.ChangeFocusOperation(IViewer viewer, IContentPart<? extends javafx.scene.Node> newFocused)Creates a newChangeFocusOperationto assign focus to the given newFocusedIContentPartwithin the givenIViewer.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description IStatusexecute(IProgressMonitor monitor, IAdaptable info)protected FocusModelgetFocusModel()Returns theFocusModeladapted to the viewer.booleanisContentRelevant()Returnstrueif thisITransactionalOperationis actually changing model data (instead of only affecting the visualization).booleanisNoOp()Returnstrueif thisITransactionalOperationhas no effect (in comparison to its initial state).IStatusredo(IProgressMonitor monitor, IAdaptable info)voidsetNewFocused(IContentPart<? extends javafx.scene.Node> newFocused)Sets the new focussed part to the given one.IStatusundo(IProgressMonitor monitor, IAdaptable info)-
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 newChangeFocusOperationto assign focus to the given newFocusedIContentPartwithin the givenIViewer. When the operation is undone, focus is assigned to the given oldFocusedIContentPart.- Parameters:
viewer- TheIViewerfor which theFocusModelis to be changed.newFocused- TheIContentPartto 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 newChangeFocusOperationto assign focus to the given newFocusedIContentPartwithin 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- TheIViewerfor which theFocusModelis to be changed.newFocused- TheIContentPartto 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:
executein interfaceIUndoableOperation- Specified by:
executein classAbstractOperation- Throws:
ExecutionException
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getFocusModel
protected FocusModel getFocusModel()
Returns theFocusModeladapted to the viewer.- Returns:
- The
FocusModeladapter.
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isContentRelevant
public boolean isContentRelevant()
Description copied from interface:ITransactionalOperationReturnstrueif thisITransactionalOperationis actually changing model data (instead of only affecting the visualization). Otherwise returnsfalse. The content relevance of anITransactionalOperationcan 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:
isContentRelevantin interfaceITransactionalOperation- Returns:
trueif thisITransactionalOperationis actually changing model data, otherwisefalse.
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isNoOp
public boolean isNoOp()
Description copied from interface:ITransactionalOperationReturnstrueif thisITransactionalOperationhas no effect (in comparison to its initial state). Otherwise returnsfalse.- Specified by:
isNoOpin interfaceITransactionalOperation- Returns:
trueif thisITransactionalOperationhas no effect, otherwisefalse.
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redo
public IStatus redo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException
- Specified by:
redoin interfaceIUndoableOperation- Specified by:
redoin 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:
undoin interfaceIUndoableOperation- Specified by:
undoin classAbstractOperation- Throws:
ExecutionException
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