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java.lang.Objectorg.eclipse.graphiti.features.impl.AbstractFeature
org.eclipse.graphiti.features.impl.AbstractSaveImageFeature
public abstract class AbstractSaveImageFeature
Abstract base implementation of a save as image feature.
Field Summary | |
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private static String |
NAME
|
Constructor Summary | |
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AbstractSaveImageFeature(IFeatureProvider fp)
Constructor that is to be called by any subclass. |
Method Summary | |
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boolean |
canExecute(IContext context)
Checks if this feature can be executed by delegating to the method canSave(ISaveImageContext) . |
boolean |
canSave(ISaveImageContext context)
Checks if this feature can execute. |
void |
execute(IContext context)
Executes this save image feature by sequentially calling preSave(ISaveImageContext) , ISaveImageFeature.save(ISaveImageContext) and
postSave(ISaveImageContext) . |
String |
getName()
Returns the name of the save as image feature, by default "Save As Image" |
boolean |
hasDoneChanges()
Hook method that reports if changes have been done while executing this feature. |
void |
postSave(ISaveImageContext context)
Hook method for executing stuff that needs to be done after actually saving a diagram as an image. |
void |
preSave(ISaveImageContext context)
Hook method for executing stuff that needs to be done before actually saving a diagram as an image. |
Methods inherited from class org.eclipse.graphiti.features.impl.AbstractFeature |
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addGraphicalRepresentation, canUndo, getAllBusinessObjectsForPictogramElement, getBusinessObjectForPictogramElement, getDescription, getDiagram, getDiagramBehavior, getFeatureProvider, getProgressCallback, getUserDecision, isAvailable, layoutPictogramElement, link, link, manageColor, manageColor, manageDefaultFont, manageDefaultFont, manageFont, manageFont, setProgressCallback, toString, updatePictogramElement |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.eclipse.graphiti.features.ISaveImageFeature |
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save |
Methods inherited from interface org.eclipse.graphiti.features.IFeature |
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canUndo, isAvailable |
Methods inherited from interface org.eclipse.graphiti.IDescription |
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getDescription |
Methods inherited from interface org.eclipse.graphiti.features.IFeatureProviderHolder |
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getFeatureProvider |
Field Detail |
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private static final String NAME
Constructor Detail |
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public AbstractSaveImageFeature(IFeatureProvider fp)
fp
- The feature provider that created the featureMethod Detail |
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public String getName()
getName
in interface IName
getName
in class AbstractFeature
public boolean canExecute(IContext context)
canSave(ISaveImageContext)
.
canExecute
in interface IFeature
context
- Context information for printing.
true
in case this save image feature can be
executed, false
otherwise.IContext
public boolean canSave(ISaveImageContext context)
true
.
canSave
in interface ISaveImageFeature
context
- Context information for saving an image.
true
in case this save image feature can be
executed, false
otherwise.public void preSave(ISaveImageContext context)
preSave
in interface ISaveImageFeature
context
- Context information for saving.public final void execute(IContext context)
preSave(ISaveImageContext)
, ISaveImageFeature.save(ISaveImageContext)
and
postSave(ISaveImageContext)
. This method will fail in case the
passed context is no ISaveImageContext
.
execute
in interface IFeature
context
- Context information for saving.IContext
public void postSave(ISaveImageContext context)
postSave
in interface ISaveImageFeature
context
- Context information for saving.public boolean hasDoneChanges()
false
is returned the feature will not
appear in the undo stack. The default implementation simply returns
false
.
hasDoneChanges
in interface IFeature
hasDoneChanges
in class AbstractFeature
true
in case changes have been made,
false
otherwise.
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