ij.text

Class TextPanel

java.lang.Object

java.awt.Component

java.awt.Container

java.awt.Panel

ij.text.TextPanel

All Implemented Interfaces:

ClipboardOwner, ActionListener, AdjustmentListener, KeyListener, MouseListener, MouseMotionListener, MouseWheelListener, ImageObserver, MenuContainer, Serializable, Runnable, EventListener, Accessible

public class TextPanel
extends Panel
implements AdjustmentListener, MouseListener, MouseMotionListener, KeyListener, ClipboardOwner, ActionListener, MouseWheelListener, Runnable

This is an unlimited size text panel with tab-delimited, labeled and resizable columns. It is based on the hGrid class at http://www.lynx.ch/contacts/~/thomasm/Grid/index.html.

See Also:

Serialized Form

Nested Class Summary

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

Panel.AccessibleAWTPanel

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

Container.AccessibleAWTContainer

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

Component.AccessibleAWTComponent, Component.BaselineResizeBehavior, Component.BltBufferStrategy, Component.FlipBufferStrategy

Field Summary

Fields inherited from class java.awt.Component

accessibleContext, 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

Constructors

Constructor and Description
TextPanel() Constructs a new TextPanel.
TextPanel(String title) Constructs a new TextPanel.

Method Summary

Modifier and Type	Method and Description
void	actionPerformed(ActionEvent e)
void	addKeyListener(KeyListener listener) Unused keyPressed and keyTyped events will be passed to 'listener'.
void	addMouseListener(MouseListener listener)
void	adjustmentValueChanged(AdjustmentEvent e)
void	append(ArrayList list) Adds strings contained in an ArrayList to the end of this TextPanel.
void	append(String text) Adds one or more lines to the end of this TextPanel.
void	appendLine(String text) Adds a single line to the end of this TextPanel.
void	appendWithoutUpdate(String data) Adds a single line to the end of this TextPanel without updating the display.
void	clear() Deletes all the lines.
void	clearSelection() Deletes the selected lines.
int	copySelection() Copies the current selection to the system clipboard.
void	doClear() Implements the Clear command.
String	getColumnHeadings() Returns the column headings as a tab-delimited string.
String	getLine(int index) Returns the specified line as a string.
int	getLineCount() Returns the number of lines of text in this TextPanel.
ResultsTable	getOrCreateResultsTable() Returns the ResultsTable associated with this TextPanel, or attempts to create one and returns the created table.
ResultsTable	getResultsTable() Returns the ResultsTable associated with this TextPanel, or null.
int	getSelectionEnd() Returns the index of the last selected line, or -1 if there is no slection.
int	getSelectionStart() Returns the index of the first selected line, or -1 if there is no slection.
String	getText() Returns all the text as a string.
void	keyPressed(KeyEvent e)
void	keyReleased(KeyEvent e)
void	keyTyped(KeyEvent e)
void	lostOwnership(Clipboard clip, Transferable cont)
void	mouseClicked(MouseEvent e)
void	mouseDragged(MouseEvent e)
void	mouseEntered(MouseEvent e)
void	mouseExited(MouseEvent e)
void	mouseMoved(MouseEvent e)
void	mousePressed(MouseEvent e)
void	mouseReleased(MouseEvent e)
void	mouseWheelMoved(MouseWheelEvent event)
void	resetSelection() Clears the selection, if any.
int	rowIndex(int y) Converts a y coordinate in pixels into a row index.
void	run() For better performance, open double-clicked files on separate thread instead of on event dispatch thread.
void	save(PrintWriter pw) Writes all the text in this TextPanel to a file.
boolean	saveAs(String path) Saves the text in this TextPanel to a file.
void	scrollToTop()
void	selectAll() Selects all the lines in this TextPanel.
void	setColumnHeadings(String labels) Clears this TextPanel and sets the column headings to those in the tab-delimited 'headings' String.
void	setFont(Font font, boolean antialiased)
void	setLine(int index, String s) Replaces the contents of the specified line, where 'index' must be greater than or equal to zero and less than the value returned by getLineCount().
void	setResultsTable(ResultsTable rt) Sets the ResultsTable associated with this TextPanel.
void	setSelection(int startLine, int endLine) Creates a selection and insures that it is visible.
void	setTitle(String title)
void	updateColumnHeadings(String labels)
void	updateDisplay()

Methods inherited from class java.awt.Panel

addNotify, getAccessibleContext

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addImpl, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getAlignmentX, getAlignmentY, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getInsets, getLayout, getListeners, getMaximumSize, getMinimumSize, getMousePosition, getPreferredSize, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, isValidateRoot, layout, list, list, locate, minimumSize, paint, paintComponents, paramString, preferredSize, print, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, removeNotify, setComponentZOrder, setFocusCycleRoot, setFocusTraversalKeys, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setFont, setLayout, transferFocusDownCycle, update, validate, validateTree

Methods inherited from class java.awt.Component

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

Methods inherited from class java.lang.Object

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

Constructor Detail

TextPanel

public TextPanel()

Constructs a new TextPanel.

TextPanel

public TextPanel(String title)

Constructs a new TextPanel.

Method Detail

setColumnHeadings

public void setColumnHeadings(String labels)

Clears this TextPanel and sets the column headings to those in the tab-delimited 'headings' String. Set 'headings' to "" to use a single column with no headings.

getColumnHeadings

public String getColumnHeadings()

Returns the column headings as a tab-delimited string.

updateColumnHeadings

public void updateColumnHeadings(String labels)

setFont

public void setFont(Font font,
                    boolean antialiased)

appendLine

public void appendLine(String text)

Adds a single line to the end of this TextPanel.

append

public void append(String text)

Adds one or more lines to the end of this TextPanel.

append

public void append(ArrayList list)

Adds strings contained in an ArrayList to the end of this TextPanel.

appendWithoutUpdate

public void appendWithoutUpdate(String data)

Adds a single line to the end of this TextPanel without updating the display.

updateDisplay

public void updateDisplay()

adjustmentValueChanged

public void adjustmentValueChanged(AdjustmentEvent e)

Specified by:

adjustmentValueChanged in interface AdjustmentListener

mousePressed

public void mousePressed(MouseEvent e)

Specified by:

mousePressed in interface MouseListener

run

public void run()

For better performance, open double-clicked files on separate thread instead of on event dispatch thread.

Specified by:

run in interface Runnable

mouseExited

public void mouseExited(MouseEvent e)

Specified by:

mouseExited in interface MouseListener

mouseMoved

public void mouseMoved(MouseEvent e)

Specified by:

mouseMoved in interface MouseMotionListener

mouseDragged

public void mouseDragged(MouseEvent e)

Specified by:

mouseDragged in interface MouseMotionListener

mouseReleased

public void mouseReleased(MouseEvent e)

Specified by:

mouseReleased in interface MouseListener

mouseClicked

public void mouseClicked(MouseEvent e)

Specified by:

mouseClicked in interface MouseListener

mouseEntered

public void mouseEntered(MouseEvent e)

Specified by:

mouseEntered in interface MouseListener

mouseWheelMoved

public void mouseWheelMoved(MouseWheelEvent event)

Specified by:

mouseWheelMoved in interface MouseWheelListener

addKeyListener

public void addKeyListener(KeyListener listener)

Unused keyPressed and keyTyped events will be passed to 'listener'.

Overrides:

addKeyListener in class Component

addMouseListener

public void addMouseListener(MouseListener listener)

Overrides:

addMouseListener in class Component

keyPressed

public void keyPressed(KeyEvent e)

Specified by:

keyPressed in interface KeyListener

keyReleased

public void keyReleased(KeyEvent e)

Specified by:

keyReleased in interface KeyListener

keyTyped

public void keyTyped(KeyEvent e)

Specified by:

keyTyped in interface KeyListener

actionPerformed

public void actionPerformed(ActionEvent e)

Specified by:

actionPerformed in interface ActionListener

lostOwnership

public void lostOwnership(Clipboard clip,
                          Transferable cont)

Specified by:

lostOwnership in interface ClipboardOwner

rowIndex

public int rowIndex(int y)

Converts a y coordinate in pixels into a row index.

copySelection

public int copySelection()

Copies the current selection to the system clipboard. Returns the number of characters copied.

doClear

public void doClear()

Implements the Clear command.

clearSelection

public void clearSelection()

Deletes the selected lines.

clear

public void clear()

Deletes all the lines.

selectAll

public void selectAll()

Selects all the lines in this TextPanel.

resetSelection

public void resetSelection()

Clears the selection, if any.

setSelection

public void setSelection(int startLine,
                         int endLine)

Creates a selection and insures that it is visible.

save

public void save(PrintWriter pw)

Writes all the text in this TextPanel to a file.

saveAs

public boolean saveAs(String path)

Saves the text in this TextPanel to a file. Set 'path' to "" to display a "save as" dialog. Returns 'false' if the user cancels the dialog.

getText

public String getText()

Returns all the text as a string.

setTitle

public void setTitle(String title)

getLineCount

public int getLineCount()

Returns the number of lines of text in this TextPanel.

getLine

public String getLine(int index)

Returns the specified line as a string. The argument must be greater than or equal to zero and less than the value returned by getLineCount().

setLine

public void setLine(int index,
                    String s)

Replaces the contents of the specified line, where 'index' must be greater than or equal to zero and less than the value returned by getLineCount().

getSelectionStart

public int getSelectionStart()

Returns the index of the first selected line, or -1 if there is no slection.

getSelectionEnd

public int getSelectionEnd()

Returns the index of the last selected line, or -1 if there is no slection.

setResultsTable

public void setResultsTable(ResultsTable rt)

Sets the ResultsTable associated with this TextPanel.

getResultsTable

public ResultsTable getResultsTable()

Returns the ResultsTable associated with this TextPanel, or null.

getOrCreateResultsTable

public ResultsTable getOrCreateResultsTable()

Returns the ResultsTable associated with this TextPanel, or attempts to create one and returns the created table.

scrollToTop

public void scrollToTop()