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UC Berkeley Group for User Interface Research Updated November 17, 2000 |
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java.lang.Object | +--edu.berkeley.guir.lib.satin.command.CommandImpl | +--edu.berkeley.guir.lib.satin.command.DeleteCommand
Delete a Graphical Object.
This software is distributed under the Berkeley Software License.
Revisions: - SATIN-v1.0-1.0.0, Mar 15 1999, JH Created class - SATIN-v2.1-1.0.0, Aug 11 2000, JH Touched for SATIN release - SATIN-v2.1-2.0.0, Oct 2 2000, JL Rearranged class hierarchy so that CutCommand is now a descendant, not parent - SATIN-v2.1-2.0.1, Oct 7 2000, JH Damages graphical objects on delete, to ensure that repaint is done correctly.
Inner classes inherited from class edu.berkeley.guir.lib.satin.SatinConstants |
SatinConstants.ObjectPoolAffineTransform, SatinConstants.ObjectPoolPoint2D, SatinConstants.ObjectPoolPolygon2D, SatinConstants.ObjectPoolRectangle2D, SatinConstants.ObjectPoolStringBuffer, SatinConstants.UniqueAffineTransform, SatinConstants.UniquePoint2D, SatinConstants.UniquePolygon2D, SatinConstants.UniqueRectangle2D |
Field Summary | |
protected SortedMap |
layersTable
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protected Map |
parentsTable
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Constructor Summary | |
DeleteCommand()
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DeleteCommand(GraphicalObject gob)
Create the delete command object, deleting the specified GraphicalObject. |
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DeleteCommand(Iterator it)
Make the specified collection of GraphicalObjects the list of GraphicalObjects to delete. |
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DeleteCommand(Vector gobs)
Make the specified collection of Graphical Objects the list of Graphical Objects to delete. |
Method Summary | |
void |
addGraphicalObject(GraphicalObject gob)
Add a Graphical Object to the list of Graphical Objects to be deleted. |
boolean |
canRedo()
Override this method in the subclass. |
boolean |
canUndo()
Override this method in the subclass. |
void |
clearGraphicalObjects()
Clear the list of Graphical Objects to be deleted. |
void |
die()
Override this method in the subclass. |
String |
getPresentationName()
Override this method in the subclass. |
boolean |
isSignificant()
Override this method in the subclass. |
void |
redo()
Override this method in the subclass. |
void |
removeGraphicalObject(GraphicalObject gob)
Remove a Graphical Object from the list of Graphical Objects to be deleted. |
void |
run()
This method is called by execute() if the command is enabled. |
void |
undo()
Override this method in the subclass. |
Methods inherited from class edu.berkeley.guir.lib.satin.command.CommandImpl |
addEdit, debug, disable, enable, execute, getExecutionTime, getRedoPresentationName, getUndoPresentationName, isDisabled, isEnabled, replaceEdit, setExecutionTime, setExecutionTime, toString |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
protected Map parentsTable
protected SortedMap layersTable
Constructor Detail |
public DeleteCommand()
public DeleteCommand(GraphicalObject gob)
gob
- is the Graphical Object to delete.public DeleteCommand(Iterator it)
it
- is an Iterator of Graphical Objects.public DeleteCommand(Vector gobs)
gobs
- is a Vector of Graphical Objects.Method Detail |
public void addGraphicalObject(GraphicalObject gob)
gob
- is the Graphical Object to cut.public void removeGraphicalObject(GraphicalObject gob)
gob
- is the Graphical Object to remove from the delete command.public void clearGraphicalObjects()
public String getPresentationName()
CommandImpl
getPresentationName
in class CommandImpl
public boolean canRedo()
CommandImpl
canRedo
in class CommandImpl
public boolean canUndo()
CommandImpl
canUndo
in class CommandImpl
public boolean isSignificant()
CommandImpl
isSignificant
in class CommandImpl
public void run()
CommandImpl
run
in class CommandImpl
public void redo()
CommandImpl
redo
in class CommandImpl
public void undo()
CommandImpl
undo
in class CommandImpl
public void die()
CommandImpl
die
in class CommandImpl
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