y.view
Class Graph2DViewActions

java.lang.Object
  |
  +--y.view.Graph2DViewActions

public class Graph2DViewActions

extends Object

This class provides actions for Graph2DView.

The easiest way to add the provided actions to an instance of Graph2DView is demonstrated below:

   Graph2DViewActions actions = new Graph2DViewActions(view);
   ActionMap amap = actions.createActionMap();
   InputMap imap = actions.createDefaultInputMap(amap);
   view.getCanvasComponent().setActionMap(amap);
   view.getCanvasComponent().setInputMap(JComponent.WHEN_FOCUSED, imap);
 

Field Summary

Object	DELETE_SELECTION ActionMap key for action returned by Graph2DViewActions.getDeleteSelectionAction().
Object	EDIT_LABEL ActionMap key for action returned by Graph2DViewActions.getEditLabelAction().
Object	FOCUS_BOTTOM_NODE ActionMap key for action returned by Graph2DViewActions.getFocusBottomNodeAction().
Object	FOCUS_LEFT_NODE ActionMap key for action returned by Graph2DViewActions.getFocusLeftNodeAction().
Object	FOCUS_RIGHT_NODE ActionMap key for action returned by Graph2DViewActions.getFocusRightNodeAction().
Object	FOCUS_TOP_NODE ActionMap key for action returned by Graph2DViewActions.getFocusTopNodeAction().

Constructor Summary

Graph2DViewActions(Graph2DView view)
Creates a new instance of Graph2DViewActions.

Method Summary

ActionMap	createActionMap() Returns a new ActionMap that contains the actions provided by this class.
InputMap	createDefaultInputMap() Returns a default key binding for the actions provided by this class.
InputMap	createDefaultInputMap(ActionMap amap) Returns a default key binding for the actions provided by this class that are also bound by the given ActionMap.
Action	getDeleteSelectionAction() Returns an action that deletes the currently selected elements from the graph.
Action	getEditLabelAction() Returns an action that triggers the inline label editor.
Action	getFocusBottomNodeAction() Returns an action that selects a node that is below the currently selected node.
Action	getFocusLeftNodeAction() Returns an action that selects a node that is to the left of the currently selected node.
Action	getFocusRightNodeAction() Returns an action that selects a node that is to the right of the currently selected node.
Action	getFocusTopNodeAction() Returns an action that selects a node that is above the currently selected node.

Methods inherited from class java.lang.Object

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

Field Detail

FOCUS_RIGHT_NODE

public final Object FOCUS_RIGHT_NODE

ActionMap key for action returned by Graph2DViewActions.getFocusRightNodeAction().

FOCUS_LEFT_NODE

public final Object FOCUS_LEFT_NODE

ActionMap key for action returned by Graph2DViewActions.getFocusLeftNodeAction().

FOCUS_TOP_NODE

public final Object FOCUS_TOP_NODE

ActionMap key for action returned by Graph2DViewActions.getFocusTopNodeAction().

FOCUS_BOTTOM_NODE

public final Object FOCUS_BOTTOM_NODE

ActionMap key for action returned by Graph2DViewActions.getFocusBottomNodeAction().

DELETE_SELECTION

public final Object DELETE_SELECTION

ActionMap key for action returned by Graph2DViewActions.getDeleteSelectionAction().

EDIT_LABEL

public final Object EDIT_LABEL

ActionMap key for action returned by Graph2DViewActions.getEditLabelAction().

Constructor Detail

Graph2DViewActions

public Graph2DViewActions(Graph2DView view)

Creates a new instance of Graph2DViewActions.

Parameters:

view - the view acted upon.

Method Detail

getFocusLeftNodeAction

public Action getFocusLeftNodeAction()

Returns an action that selects a node that is to the left of the currently selected node. The viewport of the view will moved in a way that the newly selected node gets displayed in the center of the view.

getFocusRightNodeAction

public Action getFocusRightNodeAction()

Returns an action that selects a node that is to the right of the currently selected node. The viewport of the view will moved in a way that the newly selected node gets displayed in the center of the view.

getFocusTopNodeAction

public Action getFocusTopNodeAction()

Returns an action that selects a node that is above the currently selected node. The viewport of the view will moved in a way that the newly selected node gets displayed in the center of the view.

getFocusBottomNodeAction

public Action getFocusBottomNodeAction()

Returns an action that selects a node that is below the currently selected node. The viewport of the view will moved in a way that the newly selected node gets displayed in the center of the view.

getDeleteSelectionAction

public Action getDeleteSelectionAction()

Returns an action that deletes the currently selected elements from the graph.

getEditLabelAction

public Action getEditLabelAction()

Returns an action that triggers the inline label editor.

createActionMap

public ActionMap createActionMap()

Returns a new ActionMap that contains the actions provided by this class.

createDefaultInputMap

public InputMap createDefaultInputMap()

Returns a default key binding for the actions provided by this class.

createDefaultInputMap

public InputMap createDefaultInputMap(ActionMap amap)

Returns a default key binding for the actions provided by this class that are also bound by the given ActionMap.