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Java Source Code / Java Documentation » Testing » KeY » de.uka.ilkd.key.gui.prooftree 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   de.uka.ilkd.key.gui.prooftree.GUIProofTreeModel

GUIProofTreeModel
class GUIProofTreeModel implements TreeModel,java.io.Serializable(Code)
An implementation of TreeModel that can be displayed using the JTree class framework and reflects the state of a de.uka.ilkd.key.proof.Proof object.

The tree structure of the proof is transformed, so that nodes following each other on a long branch are represented as kin, while new sutrees are displayed for branching points.

There are thus two kinds of node in this TreeModel, de.uka.ilkd.key.gui.prooftree.GUIProofTreeNode s, representing nodes of the displayed proof, and de.uka.ilkd.key.gui.prooftree.GUIBranchNode s representing branching points. (There is also one at the root.)


Inner Class :class ProofTreeListener extends ProofTreeAdapter

Field Summary
 CollectionexpansionState
    
 TreePathselection
    

Constructor Summary
public  GUIProofTreeModel(Proof p)
     construct a GUIProofTreeModel that mirrors the given Proof.

Method Summary
public  voidaddTreeModelListener(TreeModelListener l)
     Adds a listener for the TreeModelEvent posted after the tree changes.
public  GUIProofTreeNodefind(Node n)
     Return the GUIProofTreeNode corresponding to node n, if one has already been generated, and null otherwise.
public  GUIBranchNodefindBranch(Node n)
     Return the GUIBranchNode corresponding to the subtree rooted at n, if one has already been generated, and null otherwise.
protected  voidfireTreeStructureChanged(Object[] path)
     Notify all listeners that have registered interest for notification on treeStructureChanged events.
public  GUIBranchNodegetBranchNode(Node n, Object label)
     Return the GUIBranchNode corresponding to the subtree rooted at n.
public  ObjectgetChild(Object parent, int index)
     Returns the child of parent at index index in the parent's child array.
public  intgetChildCount(Object parent)
     Returns the number of children of parent.
public  CollectiongetExpansionState()
    
public  intgetIndexOfChild(Object parent, Object child)
     Returns the index of child in parent.
public  GUIProofTreeNodegetProofTreeNode(Node n)
     Return the GUIProofTreeNode corresponding to node n.
public  ObjectgetRoot()
     Returns the root of the tree.
public  TreePathgetSelection()
    
public  booleanhideClosedSubtrees()
    
public  voidhideIntermediateProofsteps(boolean hide)
     Sets wether intermediate proofsteps should be shown or not and updates the tree.
public  booleanisAttentive()
    
public  booleanisHidingIntermediateProofsteps()
    
public  booleanisLeaf(Object guiNode)
     Returns true if node is a leaf.
public  voidregister()
    
public  voidremoveTreeModelListener(TreeModelListener l)
     Removes a listener previously added with addTreeModelListener().
public  voidsetAttentive(boolean b)
     Sets whether this object should respond to changes in the the proof immediately.
public  voidsetHideClosedSubtrees(boolean hideSubtrees)
    
public  voidstoreExpansionState(Collection c)
    
public  voidstoreSelection(TreePath t)
    
public  voidunregister()
     Call this when the GUIProofTreeModel is no longer needed. GUIProofTreeModel registers a Listener with its associated Proof object.
public  voidupdateTree(Node p_node)
    
public  voidvalueForPathChanged(TreePath path, Object newValue)
     Messaged when the user has altered the value for the item identified by path to newValue.

Field Detail
expansionState
Collection expansionState(Code)



selection
TreePath selection(Code)




Constructor Detail
GUIProofTreeModel
public GUIProofTreeModel(Proof p)(Code)
construct a GUIProofTreeModel that mirrors the given Proof.




Method Detail
addTreeModelListener
public void addTreeModelListener(TreeModelListener l)(Code)
Adds a listener for the TreeModelEvent posted after the tree changes. Such events are generated whenever the underlying Proof changes.
See Also:   GUIProofTreeModel.removeTreeModelListener
Parameters:
  l - the listener to add



find
public GUIProofTreeNode find(Node n)(Code)
Return the GUIProofTreeNode corresponding to node n, if one has already been generated, and null otherwise.



findBranch
public GUIBranchNode findBranch(Node n)(Code)
Return the GUIBranchNode corresponding to the subtree rooted at n, if one has already been generated, and null otherwise.



fireTreeStructureChanged
protected void fireTreeStructureChanged(Object[] path)(Code)
Notify all listeners that have registered interest for notification on treeStructureChanged events.



getBranchNode
public GUIBranchNode getBranchNode(Node n, Object label)(Code)
Return the GUIBranchNode corresponding to the subtree rooted at n. Generate one if necessary, using label as the the subtree label.



getChild
public Object getChild(Object parent, int index)(Code)
Returns the child of parent at index index in the parent's child array. parent must be a node previously obtained from this data source. This should not return null if index is a valid index for parent (that is index >= 0 && index < getChildCount(parent)).
Parameters:
  parent - a node in the tree, obtained from this data source the child of parent at index index



getChildCount
public int getChildCount(Object parent)(Code)
Returns the number of children of parent. Returns 0 if the node is a leaf or if it has no children. parent must be a node previously obtained from this data source.
Parameters:
  parent - a node in the tree, obtained from this data source the number of children of the node parent



getExpansionState
public Collection getExpansionState()(Code)



getIndexOfChild
public int getIndexOfChild(Object parent, Object child)(Code)
Returns the index of child in parent.
Parameters:
  parent - a node in the tree, obtained from this data source
Parameters:
  child - a child of parent, obtained from this data source The index of child in parent



getProofTreeNode
public GUIProofTreeNode getProofTreeNode(Node n)(Code)
Return the GUIProofTreeNode corresponding to node n. Generate one if necessary.



getRoot
public Object getRoot()(Code)
Returns the root of the tree. Returns null only if the tree has no nodes. the root of the tree



getSelection
public TreePath getSelection()(Code)



hideClosedSubtrees
public boolean hideClosedSubtrees()(Code)



hideIntermediateProofsteps
public void hideIntermediateProofsteps(boolean hide)(Code)
Sets wether intermediate proofsteps should be shown or not and updates the tree.



isAttentive
public boolean isAttentive()(Code)
returns true if the model respond to changes in the proof immediately



isHidingIntermediateProofsteps
public boolean isHidingIntermediateProofsteps()(Code)



isLeaf
public boolean isLeaf(Object guiNode)(Code)
Returns true if node is a leaf. It is possible for this method to return false even if node has no children. A directory in a filesystem, for example, may contain no files; the node representing the directory is not a leaf, but it also has no children.
Parameters:
  guiNode - a node in the tree, obtained from this data source true if node is a leaf



register
public void register()(Code)



removeTreeModelListener
public void removeTreeModelListener(TreeModelListener l)(Code)
Removes a listener previously added with addTreeModelListener().
See Also:   GUIProofTreeModel.addTreeModelListener
Parameters:
  l - the listener to remove



setAttentive
public void setAttentive(boolean b)(Code)
Sets whether this object should respond to changes in the the proof immediately.



setHideClosedSubtrees
public void setHideClosedSubtrees(boolean hideSubtrees)(Code)



storeExpansionState
public void storeExpansionState(Collection c)(Code)



storeSelection
public void storeSelection(TreePath t)(Code)



unregister
public void unregister()(Code)
Call this when the GUIProofTreeModel is no longer needed. GUIProofTreeModel registers a Listener with its associated Proof object. This method unregisters that listener, which is a good thing, as the proof maintains a reference to the listener, and the listener to the GUIProofTreeModel, so it would never become GC'ed unless you call this method.

Note that after calling unregister, this GUIProofTreeModel does not respond to changes in the proof tree any more.




updateTree
public void updateTree(Node p_node)(Code)



valueForPathChanged
public void valueForPathChanged(TreePath path, Object newValue)(Code)
Messaged when the user has altered the value for the item identified by path to newValue. We throw an exception, as proofs are not meant to be chaged via the JTree editing facility.
Parameters:
  path - path to the node that the user has altered.
Parameters:
  newValue - the new value from the TreeCellEditor.



Methods inherited from java.lang.Object
protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object o)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
public int hashCode()(Code)(Java Doc)
final public void notify() throws IllegalMonitorStateException(Code)(Java Doc)
final public void notifyAll() throws IllegalMonitorStateException(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final public void wait() throws IllegalMonitorStateException, InterruptedException(Code)(Java Doc)
final public void wait(long ms) throws IllegalMonitorStateException, InterruptedException(Code)(Java Doc)
final public void wait(long ms, int ns) throws IllegalMonitorStateException, InterruptedException(Code)(Java Doc)

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