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java.lang.Objectcom.sun.electric.tool.Tool
com.sun.electric.tool.Listener
public abstract class Listener
This class represents a Listener - a Tool which can listen to Changes.
Field Summary |
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Fields inherited from class com.sun.electric.tool.Tool |
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prefs |
Constructor Summary | |
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protected |
Listener(java.lang.String toolName)
The constructor for Listener is only called by subclasses. |
Method Summary | |
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abstract void |
endBatch(Snapshot oldSnapshot,
Snapshot newSnapshot,
boolean undoRedo)
Handles database changes of a Job. |
void |
eraseLibrary(Library lib)
Method to announce that a Library is about to be erased. |
void |
examineCell(Cell cell)
Method to examine a cell because it has changed. |
void |
killObject(ElectricObject obj)
Method to handle the deletion of an ElectricObject. |
void |
modifyArcInst(ArcInst ai,
ImmutableArcInst oD)
Method to handle a change to an ArcInst. |
void |
modifyCell(Cell cell,
ImmutableCell oD)
Method to handle a change to a Cell. |
void |
modifyCellGroup(Cell cell,
Cell.CellGroup oCellGroup)
Method to announce a move of a Cell int CellGroup. |
void |
modifyExport(Export pp,
ImmutableExport oD)
Method to handle a change to an Export. |
void |
modifyLibrary(Library lib,
ImmutableLibrary oldD)
Method to handle a change to a Library. |
void |
modifyNodeInst(NodeInst ni,
ImmutableNodeInst oD)
Method to handle a change to a NodeInst. |
void |
newObject(ElectricObject obj)
Method to handle the creation of a new ElectricObject. |
void |
readLibrary(Library lib)
Method to announce that a Library has been read. |
void |
renameObject(ElectricObject obj,
java.lang.Object oldName)
Method to handle the renaming of an ElectricObject. |
void |
request(java.lang.String cmd)
Method to make a request of a constraint system (not used). |
void |
slice()
Method to give a constraint system a chance to run. |
void |
startBatch(Tool tool,
boolean undoRedo)
Method to handle the start of a batch of changes. |
void |
writeLibrary(Library lib)
Method to announce that a Library is about to be written to disk. |
Methods inherited from class com.sun.electric.tool.Tool |
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clearAnalysis, clearBackground, clearFixErrors, clearIncremental, clearOn, clearSynthesis, compareTo, findTool, getIndex, getListeners, getName, getNumTools, getProjectSettings, getTools, init, initAllTools, isAnalysis, isBackground, isFixErrors, isIncremental, isOn, isSynthesis, setAnalysis, setBackground, setFixErrors, setIncremental, setOn, setSynthesis, setVarInJob, testAll, toString |
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 com.sun.electric.database.change.Changes |
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init |
Constructor Detail |
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protected Listener(java.lang.String toolName)
toolName
- the name of this listener.Method Detail |
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public void request(java.lang.String cmd)
request
in interface Changes
cmd
- the command request.public void examineCell(Cell cell)
examineCell
in interface Changes
cell
- the Cell to examine.public void slice()
slice
in interface Changes
public void startBatch(Tool tool, boolean undoRedo)
startBatch
in interface Changes
tool
- the tool that generated the changes.undoRedo
- true if these changes are from an undo or redo command.public abstract void endBatch(Snapshot oldSnapshot, Snapshot newSnapshot, boolean undoRedo)
endBatch
in interface Changes
oldSnapshot
- database snapshot before Job.newSnapshot
- database snapshot after Job and constraint propagation.undoRedo
- true if Job was Undo/Redo job.public void modifyNodeInst(NodeInst ni, ImmutableNodeInst oD)
modifyNodeInst
in interface Changes
ni
- the NodeInst that was changed.oD
- the old contents of the NodeInst.public void modifyArcInst(ArcInst ai, ImmutableArcInst oD)
modifyArcInst
in interface Changes
ai
- the ArcInst that changed.oD
- the old contents of the ArcInst.public void modifyExport(Export pp, ImmutableExport oD)
modifyExport
in interface Changes
pp
- the Export that moved.oD
- the old contents of the Export.public void modifyCell(Cell cell, ImmutableCell oD)
modifyCell
in interface Changes
cell
- the Cell that was changed.oD
- the old contents of the Cell.public void modifyCellGroup(Cell cell, Cell.CellGroup oCellGroup)
modifyCellGroup
in interface Changes
cell
- the cell that was moved.oCellGroup
- the old CellGroup of the Cell.public void modifyLibrary(Library lib, ImmutableLibrary oldD)
modifyLibrary
in interface Changes
lib
- the Library that was changed.oldD
- the old contents of the Library.public void newObject(ElectricObject obj)
newObject
in interface Changes
obj
- the ElectricObject that was just created.public void killObject(ElectricObject obj)
killObject
in interface Changes
obj
- the ElectricObject that was just deleted.public void renameObject(ElectricObject obj, java.lang.Object oldName)
renameObject
in interface Changes
obj
- the ElectricObject that was renamed.oldName
- the former name of that ElectricObject.public void readLibrary(Library lib)
readLibrary
in interface Changes
lib
- the Library that was read.public void eraseLibrary(Library lib)
eraseLibrary
in interface Changes
lib
- the Library that will be erased.public void writeLibrary(Library lib)
writeLibrary
in interface Changes
lib
- the Library that will be saved.
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