com.jgraph.pad.action
Class JGraphpadEditAction

java.lang.Object
  javax.swing.AbstractAction
      com.jgraph.editor.JGraphEditorAction
          com.jgraph.pad.action.JGraphpadEditAction

All Implemented Interfaces:

Action, ActionListener, Cloneable, EventListener, Serializable

public class JGraphpadEditAction

extends JGraphEditorAction

Implements all actions of the edit menu. The selectPath and selectTree actions are implemented by plugins.

See Also:

Serialized Form

Nested Class Summary

static class

JGraphpadEditAction.AllActions Bundle of all actions in this class.

Nested classes inherited from class com.jgraph.editor.JGraphEditorAction

JGraphEditorAction.Bundle

Field Summary

protected Action	fallbackAction Fallback action if the focus-owner is not a graph.
protected static Object	lastFoundCell Holds the last found cell for a search.
protected static Pattern	lastSearchPattern Holds the last search expression.
static String	NAME_CLEARSELECTION Specifies the name for the clearSelection action.
static String	NAME_COPY Specifies the name for the copy action.
static String	NAME_CUT Specifies the name for the cut action.
static String	NAME_DELETE Specifies the name for the delete action.
static String	NAME_DESELECTEDGES Specifies the name for the deselectEdges action.
static String	NAME_DESELECTVERTICES Specifies the name for the deselectVertices action.
static String	NAME_EDIT Specifies the name for the edit action.
static String	NAME_FIND Specifies the name for the find action.
static String	NAME_FINDAGAIN Specifies the name for the findAgain action.
static String	NAME_INVERTSELECTION Specifies the name for the invertSelection action.
static String	NAME_PASTE Specifies the name for the paste action.
static String	NAME_REDO Specifies the name for the redo action.
static String	NAME_SELECTALL Specifies the name for the selectAll action.
static String	NAME_SELECTEDGES Specifies the name for the selectEdges action.
static String	NAME_SELECTVERTICES Specifies the name for the selectVertices action.
static String	NAME_UNDO Specifies the name for the undo action.

Fields inherited from class com.jgraph.editor.JGraphEditorAction

isToggleAction, PROPERTY_ISSELECTED, PROPERTY_ISVISIBLE

Fields inherited from class javax.swing.AbstractAction

changeSupport, enabled

Fields inherited from interface javax.swing.Action

ACCELERATOR_KEY, ACTION_COMMAND_KEY, DEFAULT, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SHORT_DESCRIPTION, SMALL_ICON

Constructor Summary

JGraphpadEditAction(String name)
Constructs a new edit action for the specified name.

Method Summary

void	actionPerformed(ActionEvent e) Executes the action based on the action name.
protected void	doEdit(org.jgraph.JGraph graph) Starts editing the selection cell in the specified graph.
void	doFindAgain(org.jgraph.JGraph graph) Displays a dialog for lastSearchPattern if it is null and performs a search using regular expression matching starting at lastFoundCell.
void	doInvertSelection(org.jgraph.JGraph graph) Inverts the selection in the specified graph by selecting all cells for which isParentSelected(JGraph, Object) returns false.
protected void	doRedo(JGraphEditorDiagramPane diagramPane) Undos the last operation in the specified diagram pane.
protected void	doSelect(org.jgraph.JGraph graph, boolean all, boolean edges, boolean deselect) Adds or removes the specified cells to/from the selection.
protected void	doUndo(JGraphEditorDiagramPane diagramPane) Undos the last operation in the specified diagram pane.
Action	getFallbackAction() Returns the fallback action.
protected boolean	isParentSelected(org.jgraph.JGraph graph, Object cell) Helper method that returns true if either the cell or one of its parent is selected in graph.

Methods inherited from class com.jgraph.editor.JGraphEditorAction

getActiveFrame, getFrame, getJGraphpadPane, getJGraphpadPane, getName, getParentGraph, getPermanentFocusOwner, getPermanentFocusOwnerDiagram, getPermanentFocusOwnerDiagramPane, getPermanentFocusOwnerGraph, getPermanentFocusOwnerOrParent, getString, isSelected, isToggleAction, isVisible, setEnabled, setSelected, setToggleAction, setVisible

Methods inherited from class javax.swing.AbstractAction

addPropertyChangeListener, clone, firePropertyChange, getKeys, getPropertyChangeListeners, getValue, isEnabled, putValue, removePropertyChangeListener

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

lastSearchPattern

protected static Pattern lastSearchPattern

Holds the last search expression. Note: In a multi application environment you may have to put this into the application instance.

lastFoundCell

protected static Object lastFoundCell

Holds the last found cell for a search.

NAME_CUT

public static final String NAME_CUT

Specifies the name for the cut action.

See Also:

Constant Field Values

NAME_COPY

public static final String NAME_COPY

Specifies the name for the copy action.

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Constant Field Values

NAME_PASTE

public static final String NAME_PASTE

Specifies the name for the paste action.

See Also:

Constant Field Values

NAME_DELETE

public static final String NAME_DELETE

Specifies the name for the delete action.

See Also:

Constant Field Values

NAME_EDIT

public static final String NAME_EDIT

Specifies the name for the edit action.

See Also:

Constant Field Values

NAME_FIND

public static final String NAME_FIND

Specifies the name for the find action.

See Also:

Constant Field Values

NAME_FINDAGAIN

public static final String NAME_FINDAGAIN

Specifies the name for the findAgain action.

See Also:

Constant Field Values

NAME_UNDO

public static final String NAME_UNDO

Specifies the name for the undo action.

See Also:

Constant Field Values

NAME_REDO

public static final String NAME_REDO

Specifies the name for the redo action.

See Also:

Constant Field Values

NAME_SELECTALL

public static final String NAME_SELECTALL

Specifies the name for the selectAll action.

See Also:

Constant Field Values

NAME_CLEARSELECTION

public static final String NAME_CLEARSELECTION

Specifies the name for the clearSelection action.

See Also:

Constant Field Values

NAME_SELECTVERTICES

public static final String NAME_SELECTVERTICES

Specifies the name for the selectVertices action.

See Also:

Constant Field Values

NAME_SELECTEDGES

public static final String NAME_SELECTEDGES

Specifies the name for the selectEdges action.

See Also:

Constant Field Values

NAME_DESELECTVERTICES

public static final String NAME_DESELECTVERTICES

Specifies the name for the deselectVertices action.

See Also:

Constant Field Values

NAME_DESELECTEDGES

public static final String NAME_DESELECTEDGES

Specifies the name for the deselectEdges action.

See Also:

Constant Field Values

NAME_INVERTSELECTION

public static final String NAME_INVERTSELECTION

Specifies the name for the invertSelection action.

See Also:

Constant Field Values

fallbackAction

protected Action fallbackAction

Fallback action if the focus-owner is not a graph. This is assigned internally for special action names, namely cut, copy, paste and delete for text components.

Constructor Detail

JGraphpadEditAction

public JGraphpadEditAction(String name)

Constructs a new edit action for the specified name. This constructs the fallbackAction for text components in case of supported actions.

Parameters:

name - The name of the action to be created.

Method Detail

actionPerformed

public void actionPerformed(ActionEvent e)

Executes the action based on the action name.

Parameters:

e - The object that describes the event.

doSelect

protected void doSelect(org.jgraph.JGraph graph,
                        boolean all,
                        boolean edges,
                        boolean deselect)

Adds or removes the specified cells to/from the selection. If all is true then edges is ignored.

Parameters:

graph - The graph to perform the operation in.

all - Whether all cells should be selected.

edges - Whether edges or vertices should be selected.

deselect - Whether to remove the cells from the selection.

doInvertSelection

public void doInvertSelection(org.jgraph.JGraph graph)

Inverts the selection in the specified graph by selecting all cells for which isParentSelected(JGraph, Object) returns false.

Parameters:

graph - The graph to perform the operation in.

isParentSelected

protected boolean isParentSelected(org.jgraph.JGraph graph,
                                   Object cell)

Helper method that returns true if either the cell or one of its parent is selected in graph.

Parameters:

graph - The graph to check if the cell is selected in.

cell - The cell that is to be tested for selection.

Returns:

Returns true if cell or one of its ancestors is selected.

doUndo

protected void doUndo(JGraphEditorDiagramPane diagramPane)

Undos the last operation in the specified diagram pane.

Parameters:

diagramPane - The diagram pane to perform the operation in.

doRedo

protected void doRedo(JGraphEditorDiagramPane diagramPane)

Undos the last operation in the specified diagram pane.

Parameters:

diagramPane - The diagram pane to perform the operation in.

doEdit

protected void doEdit(org.jgraph.JGraph graph)

Starts editing the selection cell in the specified graph.

Parameters:

graph - The graph to perform the operation in.

doFindAgain

public void doFindAgain(org.jgraph.JGraph graph)

Displays a dialog for lastSearchPattern if it is null and performs a search using regular expression matching starting at lastFoundCell. The found cell is selected and scrolled to. If no cell is found an error message is displayed.

Parameters:

graph - The graph to perform the operation in.

getFallbackAction

public Action getFallbackAction()

Returns the fallback action.

Returns:

Returns the fallbackAction.