edu.jhu.ece.iacl.jist.pipeline.tree
Class DraggableJTree

java.lang.Object
  java.awt.Component
      java.awt.Container
          javax.swing.JComponent
              javax.swing.JTree
                  edu.jhu.ece.iacl.jist.pipeline.tree.DraggableJTree

All Implemented Interfaces:

java.awt.dnd.DragGestureListener, java.awt.dnd.DragSourceListener, java.awt.dnd.DropTargetListener, java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, java.util.EventListener, javax.accessibility.Accessible, javax.swing.event.TreeSelectionListener, javax.swing.Scrollable

public class DraggableJTree
extends javax.swing.JTree
implements javax.swing.event.TreeSelectionListener, java.awt.dnd.DragGestureListener, java.awt.dnd.DragSourceListener, java.awt.dnd.DropTargetListener

Tree that allows items to be dragged.

Author:

Blake Lucas

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.JTree

javax.swing.JTree.AccessibleJTree, javax.swing.JTree.DropLocation, javax.swing.JTree.DynamicUtilTreeNode, javax.swing.JTree.EmptySelectionModel, javax.swing.JTree.TreeModelHandler, javax.swing.JTree.TreeSelectionRedirector

Nested classes/interfaces inherited from class javax.swing.JComponent

javax.swing.JComponent.AccessibleJComponent

Nested classes/interfaces inherited from class java.awt.Container

java.awt.Container.AccessibleAWTContainer

Nested classes/interfaces inherited from class java.awt.Component

java.awt.Component.AccessibleAWTComponent, java.awt.Component.BaselineResizeBehavior, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy

Field Summary

protected javax.swing.tree.DefaultMutableTreeNode	SelectedNode The Selected node.
protected javax.swing.tree.TreePath	SelectedTreePath The Selected tree path.

Fields inherited from class javax.swing.JTree

ANCHOR_SELECTION_PATH_PROPERTY, CELL_EDITOR_PROPERTY, CELL_RENDERER_PROPERTY, cellEditor, cellRenderer, editable, EDITABLE_PROPERTY, EXPANDS_SELECTED_PATHS_PROPERTY, INVOKES_STOP_CELL_EDITING_PROPERTY, invokesStopCellEditing, LARGE_MODEL_PROPERTY, largeModel, LEAD_SELECTION_PATH_PROPERTY, ROOT_VISIBLE_PROPERTY, rootVisible, ROW_HEIGHT_PROPERTY, rowHeight, SCROLLS_ON_EXPAND_PROPERTY, scrollsOnExpand, SELECTION_MODEL_PROPERTY, selectionModel, selectionRedirector, SHOWS_ROOT_HANDLES_PROPERTY, showsRootHandles, TOGGLE_CLICK_COUNT_PROPERTY, toggleClickCount, TREE_MODEL_PROPERTY, treeModelListener, VISIBLE_ROW_COUNT_PROPERTY, visibleRowCount

Fields inherited from class javax.swing.JComponent

accessibleContext, listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW

Fields inherited from class java.awt.Component

BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

DraggableJTree(javax.swing.tree.DefaultTreeModel treeModel, javax.swing.tree.DefaultMutableTreeNode root)
Default constructor.

Method Summary

void	dragDropEnd(java.awt.dnd.DragSourceDropEvent dsde) DragSourceListener interface method.
void	dragEnter(java.awt.dnd.DragSourceDragEvent dsde) DragSourceListener interface method.
void	dragEnter(java.awt.dnd.DropTargetDragEvent dtde) Accepts drag action on tree if destination is a package.
void	dragExit(java.awt.dnd.DragSourceEvent arg0)
void	dragExit(java.awt.dnd.DropTargetEvent dte) Unimplemented.
void	dragGestureRecognized(java.awt.dnd.DragGestureEvent e) DragGestureListener interface method.
void	dragOver(java.awt.dnd.DragSourceDragEvent dsde) DragSourceListener interface method.
void	dragOver(java.awt.dnd.DropTargetDragEvent dtde) Accepts drag action on tree if destination is package.
void	drop(java.awt.dnd.DropTargetDropEvent dtde) Drop object on tree.
void	dropActionChanged(java.awt.dnd.DragSourceDragEvent dsde) DragSourceListener interface method.
void	dropActionChanged(java.awt.dnd.DropTargetDragEvent dtde) Unimplemeted.
javax.swing.tree.DefaultMutableTreeNode	getSelectedNode() Returns The selected node.
void	valueChanged(javax.swing.event.TreeSelectionEvent evt) TreeSelectionListener - sets selected node.

Methods inherited from class javax.swing.JTree

addSelectionInterval, addSelectionPath, addSelectionPaths, addSelectionRow, addSelectionRows, addTreeExpansionListener, addTreeSelectionListener, addTreeWillExpandListener, cancelEditing, clearSelection, clearToggledPaths, collapsePath, collapseRow, convertValueToText, createTreeModel, createTreeModelListener, expandPath, expandRow, fireTreeCollapsed, fireTreeExpanded, fireTreeWillCollapse, fireTreeWillExpand, fireValueChanged, getAccessibleContext, getAnchorSelectionPath, getCellEditor, getCellRenderer, getClosestPathForLocation, getClosestRowForLocation, getDefaultTreeModel, getDescendantToggledPaths, getDragEnabled, getDropLocation, getDropMode, getEditingPath, getExpandedDescendants, getExpandsSelectedPaths, getInvokesStopCellEditing, getLastSelectedPathComponent, getLeadSelectionPath, getLeadSelectionRow, getMaxSelectionRow, getMinSelectionRow, getModel, getNextMatch, getPathBetweenRows, getPathBounds, getPathForLocation, getPathForRow, getPreferredScrollableViewportSize, getRowBounds, getRowCount, getRowForLocation, getRowForPath, getRowHeight, getScrollableBlockIncrement, getScrollableTracksViewportHeight, getScrollableTracksViewportWidth, getScrollableUnitIncrement, getScrollsOnExpand, getSelectionCount, getSelectionModel, getSelectionPath, getSelectionPaths, getSelectionRows, getShowsRootHandles, getToggleClickCount, getToolTipText, getTreeExpansionListeners, getTreeSelectionListeners, getTreeWillExpandListeners, getUI, getUIClassID, getVisibleRowCount, hasBeenExpanded, isCollapsed, isCollapsed, isEditable, isEditing, isExpanded, isExpanded, isFixedRowHeight, isLargeModel, isPathEditable, isPathSelected, isRootVisible, isRowSelected, isSelectionEmpty, isVisible, makeVisible, paramString, removeDescendantSelectedPaths, removeDescendantToggledPaths, removeSelectionInterval, removeSelectionPath, removeSelectionPaths, removeSelectionRow, removeSelectionRows, removeTreeExpansionListener, removeTreeSelectionListener, removeTreeWillExpandListener, scrollPathToVisible, scrollRowToVisible, setAnchorSelectionPath, setCellEditor, setCellRenderer, setDragEnabled, setDropMode, setEditable, setExpandedState, setExpandsSelectedPaths, setInvokesStopCellEditing, setLargeModel, setLeadSelectionPath, setModel, setRootVisible, setRowHeight, setScrollsOnExpand, setSelectionInterval, setSelectionModel, setSelectionPath, setSelectionPaths, setSelectionRow, setSelectionRows, setShowsRootHandles, setToggleClickCount, setUI, setVisibleRowCount, startEditingAtPath, stopEditing, treeDidChange, updateUI

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBaseline, getBaselineResizeBehavior, getBorder, getBounds, getClientProperty, getComponentGraphics, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPopupLocation, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingForPrint, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFocusTraversalKeys, setFont, setForeground, setInheritsPopupMenu, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addImpl, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, getMousePosition, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, transferFocusBackward, transferFocusDownCycle, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, createVolatileImage, createVolatileImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusUpCycle

Methods inherited from class java.lang.Object

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

Field Detail

SelectedTreePath

protected javax.swing.tree.TreePath SelectedTreePath

The Selected tree path.

SelectedNode

protected javax.swing.tree.DefaultMutableTreeNode SelectedNode

The Selected node.

Constructor Detail

DraggableJTree

public DraggableJTree(javax.swing.tree.DefaultTreeModel treeModel,
                      javax.swing.tree.DefaultMutableTreeNode root)

Default constructor.

Parameters:

treeModel - tree model that will contain draggable objects

root - tree model root

Method Detail

dragDropEnd

public void dragDropEnd(java.awt.dnd.DragSourceDropEvent dsde)

DragSourceListener interface method.

Specified by:

dragDropEnd in interface java.awt.dnd.DragSourceListener

Parameters:

dsde - the dsde

dragEnter

public void dragEnter(java.awt.dnd.DragSourceDragEvent dsde)

DragSourceListener interface method.

Specified by:

dragEnter in interface java.awt.dnd.DragSourceListener

Parameters:

dsde - the dsde

dragEnter

public void dragEnter(java.awt.dnd.DropTargetDragEvent dtde)

Accepts drag action on tree if destination is a package.

Specified by:

dragEnter in interface java.awt.dnd.DropTargetListener

Parameters:

dtde - the dtde

dragExit

public void dragExit(java.awt.dnd.DragSourceEvent arg0)

Specified by:

dragExit in interface java.awt.dnd.DragSourceListener

dragExit

public void dragExit(java.awt.dnd.DropTargetEvent dte)

Unimplemented.

Specified by:

dragExit in interface java.awt.dnd.DropTargetListener

Parameters:

dte - the dte

dragGestureRecognized

public void dragGestureRecognized(java.awt.dnd.DragGestureEvent e)

DragGestureListener interface method.

Specified by:

dragGestureRecognized in interface java.awt.dnd.DragGestureListener

Parameters:

e - the e

dragOver

public void dragOver(java.awt.dnd.DragSourceDragEvent dsde)

DragSourceListener interface method.

Specified by:

dragOver in interface java.awt.dnd.DragSourceListener

Parameters:

dsde - the dsde

dragOver

public void dragOver(java.awt.dnd.DropTargetDragEvent dtde)

Accepts drag action on tree if destination is package.

Specified by:

dragOver in interface java.awt.dnd.DropTargetListener

Parameters:

dtde - the dtde

drop

public void drop(java.awt.dnd.DropTargetDropEvent dtde)

Drop object on tree.

Specified by:

drop in interface java.awt.dnd.DropTargetListener

Parameters:

dtde - the dtde

dropActionChanged

public void dropActionChanged(java.awt.dnd.DragSourceDragEvent dsde)

DragSourceListener interface method.

Specified by:

dropActionChanged in interface java.awt.dnd.DragSourceListener

Parameters:

dsde - the dsde

dropActionChanged

public void dropActionChanged(java.awt.dnd.DropTargetDragEvent dtde)

Unimplemeted.

Specified by:

dropActionChanged in interface java.awt.dnd.DropTargetListener

Parameters:

dtde - the dtde

getSelectedNode

public javax.swing.tree.DefaultMutableTreeNode getSelectedNode()

Returns The selected node.

Returns:

the selected node

valueChanged

public void valueChanged(javax.swing.event.TreeSelectionEvent evt)

TreeSelectionListener - sets selected node.

Specified by:

valueChanged in interface javax.swing.event.TreeSelectionListener

Parameters:

evt - the evt