org.jhotdraw.samples.pert
Class PertView

java.lang.Object
  extended by java.awt.Component
      extended by java.awt.Container
          extended by javax.swing.JComponent
              extended by javax.swing.JPanel
                  extended by org.jhotdraw.app.AbstractView
                      extended by org.jhotdraw.samples.pert.PertView
All Implemented Interfaces:
java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, javax.accessibility.Accessible, View

public class PertView
extends AbstractView

A view for Pert diagrams.

Version:
$Id: PertView.java 527 2009-06-07 14:28:19Z rawcoder $
Author:
Werner Randelshofer
See Also:
Serialized Form

Nested Class Summary
 
Nested classes/interfaces inherited from class javax.swing.JPanel
javax.swing.JPanel.AccessibleJPanel
 
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
private  DrawingEditor editor
          Depending on the type of an application, there may be one editor per view, or a single shared editor for all views.
static java.lang.String GRID_VISIBLE_PROPERTY
           
private  javax.swing.JScrollPane scrollPane
           
private  UndoRedoManager undo
          Each view uses its own undo redo manager.
private  DefaultDrawingView view
           
 
Fields inherited from class org.jhotdraw.app.AbstractView
executor, file, openChooser, preferences, saveChooser
 
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 org.jhotdraw.app.View
APPLICATION_PROPERTY, ENABLED_PROPERTY, FILE_PROPERTY, HAS_UNSAVED_CHANGES_PROPERTY, MULTIPLE_OPEN_ID_PROPERTY, SHOWING_PROPERTY, TITLE_PROPERTY
 
Fields inherited from interface java.awt.image.ImageObserver
ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH
 
Constructor Summary
PertView()
          Creates a new view.
 
Method Summary
 boolean canSaveTo(java.io.File file)
          Returns true, if this view can be saved to the specified file.
 void clear()
          Clears the view.
protected  Drawing createDrawing()
          Creates a new Drawing for this view.
protected  javax.swing.JFileChooser createOpenChooser()
           
 java.awt.print.Pageable createPageable()
          Creates a Pageable object for printing this view.
protected  javax.swing.JFileChooser createSaveChooser()
           
 DrawingEditor getEditor()
           
 double getScaleFactor()
           
 void init()
          Initializes the view.
private  void initActions()
          Initializes view specific actions.
private  void initComponents()
          This method is called from within the constructor to initialize the form.
 boolean isGridVisible()
           
 void read(java.io.File f)
          Reads the view from the specified file.
 void setEditor(DrawingEditor newValue)
           
 void setGridVisible(boolean newValue)
           
protected  void setHasUnsavedChanges(boolean newValue)
           
 void setScaleFactor(double newValue)
           
 void write(java.io.File f)
          Writes the view to the specified file.
 
Methods inherited from class org.jhotdraw.app.AbstractView
activate, addDisposable, deactivate, dispose, execute, getAction, getApplication, getComponent, getFile, getMultipleOpenId, getOpenChooser, getSaveChooser, getTitle, hasUnsavedChanges, isShowing, markChangesAsSaved, putAction, setApplication, setFile, setMultipleOpenId, setShowing, setTitle, start, stop
 
Methods inherited from class javax.swing.JPanel
getAccessibleContext, getUI, getUIClassID, paramString, setUI, 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, 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, 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
 
Methods inherited from interface org.jhotdraw.app.View
addPropertyChangeListener, isEnabled, removePropertyChangeListener, setEnabled
 

Field Detail

GRID_VISIBLE_PROPERTY

public static final java.lang.String GRID_VISIBLE_PROPERTY
See Also:
Constant Field Values

undo

private UndoRedoManager undo
Each view uses its own undo redo manager. This allows for undoing and redoing actions per view.


editor

private DrawingEditor editor
Depending on the type of an application, there may be one editor per view, or a single shared editor for all views.


scrollPane

private javax.swing.JScrollPane scrollPane

view

private DefaultDrawingView view
Constructor Detail

PertView

public PertView()
Creates a new view.

Method Detail

init

public void init()
Initializes the view.

Specified by:
init in interface View
Overrides:
init in class AbstractView

createDrawing

protected Drawing createDrawing()
Creates a new Drawing for this view.


createPageable

public java.awt.print.Pageable createPageable()
Creates a Pageable object for printing this view.


getEditor

public DrawingEditor getEditor()

setEditor

public void setEditor(DrawingEditor newValue)

setGridVisible

public void setGridVisible(boolean newValue)

isGridVisible

public boolean isGridVisible()

getScaleFactor

public double getScaleFactor()

setScaleFactor

public void setScaleFactor(double newValue)

initActions

private void initActions()
Initializes view specific actions.


setHasUnsavedChanges

protected void setHasUnsavedChanges(boolean newValue)
Overrides:
setHasUnsavedChanges in class AbstractView

write

public void write(java.io.File f)
           throws java.io.IOException
Writes the view to the specified file.

Throws:
java.io.IOException

read

public void read(java.io.File f)
          throws java.io.IOException
Reads the view from the specified file.

Throws:
java.io.IOException

clear

public void clear()
Clears the view.


createOpenChooser

protected javax.swing.JFileChooser createOpenChooser()
Overrides:
createOpenChooser in class AbstractView

createSaveChooser

protected javax.swing.JFileChooser createSaveChooser()
Overrides:
createSaveChooser in class AbstractView

canSaveTo

public boolean canSaveTo(java.io.File file)
Description copied from interface: View
Returns true, if this view can be saved to the specified file. A reason why the view can't be saved to a file, is that the view is unable to write to a file with the given filename extension without losing data.

The SaveAction uses this method to decide, whether to display a file dialog before saving the file.

Specified by:
canSaveTo in interface View
Overrides:
canSaveTo in class AbstractView
Parameters:
file - A file. If this parameter is null, a NullPointerException is thrown.

initComponents

private void initComponents()
This method is called from within the constructor to initialize the form. WARNING: Do NOT modify this code. The content of this method is always regenerated by the Form Editor.