org.emboss.jemboss.gui.filetree
Class DragTree

java.lang.Object
  java.awt.Component
      java.awt.Container
          javax.swing.JComponent
              javax.swing.JTree
                  org.emboss.jemboss.gui.filetree.DragTree

All Implemented Interfaces:

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

public class DragTree

extends javax.swing.JTree

implements java.awt.dnd.DragGestureListener, java.awt.dnd.DragSourceListener, java.awt.dnd.DropTargetListener, java.awt.event.ActionListener, java.awt.dnd.Autoscroll

Creates a local file tree manager for Jemboss. This acts as a drag source and sink for files.

See Also:

Serialized Form

Nested Class Summary

(package private) class

DragTree.PopupListener Popup menu listener

Nested classes inherited from class javax.swing.JTree

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

Nested classes inherited from class javax.swing.JComponent

javax.swing.JComponent.AccessibleJComponent

Nested classes inherited from class java.awt.Container

java.awt.Container.AccessibleAWTContainer

Nested classes inherited from class java.awt.Component

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

Field Summary

private static int	AUTOSCROLL_MARGIN AutoScroll margin
private java.awt.Insets	autoscrollInsets used by AutoScroll method
private java.awt.Cursor	cbusy busy cursor
private java.awt.Cursor	cdone done cursor
private java.lang.String	fs file separator
private JembossParams	mysettings jemboss properties
private java.util.Vector	openNode store of directories that are opened
private javax.swing.JPopupMenu	popup popup menu
private java.io.File	root root directory

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, treeModel, 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.Container

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

DragTree(java.io.File rt, javax.swing.JFrame f, JembossParams mysettings)

Method Summary

void	actionPerformed(java.awt.event.ActionEvent e) Popup menu actions
javax.swing.tree.DefaultMutableTreeNode	addObject(java.lang.String child, java.lang.String path, FileNode node) Adding a file (or directory) to the file tree manager.
void	autoscroll(java.awt.Point location) Handles the auto scrolling of the JTree.
private javax.swing.tree.DefaultTreeModel	createTreeModel(java.io.File root) Make the given directory the root and create a new DefaultTreeModel.
void	deleteFile(FileNode node) Delete a file from the tree
void	deleteObject(FileNode node) Delete a node from the JTree
void	dragDropEnd(java.awt.dnd.DragSourceDropEvent e)
void	dragEnter(java.awt.dnd.DragSourceDragEvent e)
void	dragEnter(java.awt.dnd.DropTargetDragEvent e)
void	dragExit(java.awt.dnd.DragSourceEvent e)
void	dragExit(java.awt.dnd.DropTargetEvent e)
void	dragGestureRecognized(java.awt.dnd.DragGestureEvent e)
void	dragOver(java.awt.dnd.DragSourceDragEvent e)
void	dragOver(java.awt.dnd.DropTargetDragEvent e) When a suitable DataFlavor is offered over a remote file node the node is highlighted/selected and the drag accepted.
void	drop(java.awt.dnd.DropTargetDropEvent e)
void	dropActionChanged(java.awt.dnd.DragSourceDragEvent e)
void	dropActionChanged(java.awt.dnd.DropTargetDragEvent e)
void	exploreNode(FileNode dirNode) Explore a directory node
private int	getAnIndex(FileNode parentNode, java.lang.String child) Finds a new index for adding a new file to the file manager.
java.awt.Insets	getAutoscrollInsets() Gets the insets used for the autoscroll.
private FileNode	getChildNode(FileNode parent, java.lang.String childName) Gets the child node of a parent node
private FileNode	getNode(java.lang.String path) Gets the node from the existing explored nodes and their children.
java.io.File[]	getSelectedFiles() Get selected files
FileNode	getSelectedNode() Get FileNode of selected node
FileNode[]	getSelectedNodes() Get FileNodes of selected nodes
boolean	isFileSelection() Return true if selected node is a file
void	newRoot(java.lang.String newRoot) Define a directory root for the file tree
protected static byte[]	readByteFile(java.lang.String filename) Read a file into a byte array.
void	refresh(FileNode node) Refresh
private void	renameFile(java.io.File oldFile, FileNode oldNode, java.lang.String newFullName) Method to rename a file and update the filenode's.
static void	showFilePane(java.lang.String filename, JembossParams mysettings) Opens a JFrame with the file contents displayed.

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, 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, 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, addPropertyChangeListener, addPropertyChangeListener, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBorder, getBounds, getClientProperty, getComponentGraphics, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getGraphics, getHeight, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPreferredSize, getPropertyChangeListeners, getPropertyChangeListeners, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, isDoubleBuffered, isLightweightComponent, isManagingFocus, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isOptimizedDrawingEnabled, isPaintingTile, isPreferredSizeSet, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removePropertyChangeListener, removePropertyChangeListener, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFont, setForeground, 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, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setFocusCycleRoot, setFocusTraversalKeys, setFocusTraversalPolicy, 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, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMouseWheelListeners, getName, getParent, getPeer, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, 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, processMouseEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, 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

mysettings

private JembossParams mysettings

jemboss properties

root

private java.io.File root

root directory

openNode

private java.util.Vector openNode

store of directories that are opened

fs

private java.lang.String fs

file separator

popup

private javax.swing.JPopupMenu popup

popup menu

cbusy

private java.awt.Cursor cbusy

busy cursor

cdone

private java.awt.Cursor cdone

done cursor

AUTOSCROLL_MARGIN

private static final int AUTOSCROLL_MARGIN

AutoScroll margin

See Also:

Constant Field Values

autoscrollInsets

private java.awt.Insets autoscrollInsets

used by AutoScroll method

Constructor Detail

DragTree

public DragTree(java.io.File rt,
                javax.swing.JFrame f,
                JembossParams mysettings)

Parameters:

rt - root directory

f - frame

mysettings - jemboss properties

Method Detail

actionPerformed

public void actionPerformed(java.awt.event.ActionEvent e)

Popup menu actions

Specified by:

actionPerformed in interface java.awt.event.ActionListener

Parameters:

e - action event

deleteFile

public void deleteFile(FileNode node)

Delete a file from the tree

Parameters:

node - node to delete

renameFile

private void renameFile(java.io.File oldFile,
                        FileNode oldNode,
                        java.lang.String newFullName)

Method to rename a file and update the filenode's.

Parameters:

oldFile - file to rename

oldNode - filenode to be removed

newFullName - name of the new file

newRoot

public void newRoot(java.lang.String newRoot)

Define a directory root for the file tree

Parameters:

newRoot - directory to use as the root for the tree.

refresh

public void refresh(FileNode node)

Refresh

getSelectedNode

public FileNode getSelectedNode()

Get FileNode of selected node

Returns:

node that is currently selected

getSelectedNodes

public FileNode[] getSelectedNodes()

Get FileNodes of selected nodes

Returns:

node that is currently selected

getSelectedFiles

public java.io.File[] getSelectedFiles()

Get selected files

Returns:

node that is currently selected

isFileSelection

public boolean isFileSelection()

Return true if selected node is a file

Returns:

true is a file is selected, false if a directory is selected

createTreeModel

private javax.swing.tree.DefaultTreeModel createTreeModel(java.io.File root)

Make the given directory the root and create a new DefaultTreeModel.

Parameters:

root - root directory

addObject

public javax.swing.tree.DefaultMutableTreeNode addObject(java.lang.String child,
                                                         java.lang.String path,
                                                         FileNode node)

Adding a file (or directory) to the file tree manager. This looks to see if the directory has already been opened and updates the filetree if it has.

Parameters:

child - new child to add in

path - path to where child is to be added

node - node to add child to

deleteObject

public void deleteObject(FileNode node)

Delete a node from the JTree

Parameters:

node - node for deletion

exploreNode

public void exploreNode(FileNode dirNode)

Explore a directory node

Parameters:

dirNode - direcory node to display

getNode

private FileNode getNode(java.lang.String path)

Gets the node from the existing explored nodes and their children.

Parameters:

path - path to a file or directory

Returns:

corresponding node if the directory or file is visible otherwise returns null.

getChildNode

private FileNode getChildNode(FileNode parent,
                              java.lang.String childName)

Gets the child node of a parent node

Parameters:

parent - parent node

childName - name of child

Returns:

the child node

getAnIndex

private int getAnIndex(FileNode parentNode,
                       java.lang.String child)

Finds a new index for adding a new file to the file manager.

Parameters:

parentNode - parent directory node

child - new child node

Returns:

index of the child in the directory

readByteFile

protected static byte[] readByteFile(java.lang.String filename)

Read a file into a byte array.

Parameters:

filename - file name

Returns:

byte[] contents of file

showFilePane

public static void showFilePane(java.lang.String filename,
                                JembossParams mysettings)

Opens a JFrame with the file contents displayed.

Parameters:

filename - file name to display

mysettings - jemboss properties

dragGestureRecognized

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

Specified by:

dragGestureRecognized in interface java.awt.dnd.DragGestureListener

dragDropEnd

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

Specified by:

dragDropEnd in interface java.awt.dnd.DragSourceListener

dragEnter

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

Specified by:

dragEnter in interface java.awt.dnd.DragSourceListener

dragExit

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

Specified by:

dragExit in interface java.awt.dnd.DragSourceListener

dragOver

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

Specified by:

dragOver in interface java.awt.dnd.DragSourceListener

dropActionChanged

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

Specified by:

dropActionChanged in interface java.awt.dnd.DragSourceListener

dragEnter

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

Specified by:

dragEnter in interface java.awt.dnd.DropTargetListener

drop

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

Specified by:

drop in interface java.awt.dnd.DropTargetListener

dragOver

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

When a suitable DataFlavor is offered over a remote file node the node is highlighted/selected and the drag accepted. Otherwise the drag is rejected.

Specified by:

dragOver in interface java.awt.dnd.DropTargetListener

dropActionChanged

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

Specified by:

dropActionChanged in interface java.awt.dnd.DropTargetListener

dragExit

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

Specified by:

dragExit in interface java.awt.dnd.DropTargetListener

autoscroll

public void autoscroll(java.awt.Point location)

Handles the auto scrolling of the JTree.

Specified by:

autoscroll in interface java.awt.dnd.Autoscroll

Parameters:

location - The location of the mouse.

getAutoscrollInsets

public java.awt.Insets getAutoscrollInsets()

Gets the insets used for the autoscroll.

Specified by:

getAutoscrollInsets in interface java.awt.dnd.Autoscroll

Returns:

The insets.