org.apache.batik.apps.svgbrowser
Class LocalHistory

java.lang.Object
  extended by org.apache.batik.apps.svgbrowser.LocalHistory

public class LocalHistory
extends Object

This class represents an history of the files visited by a single browser frame.


Nested Class Summary
protected  class LocalHistory.RadioListener
          To listen to the radio buttons.
 
Field Summary
protected  ActionListener actionListener
          The action listener.
protected static int BACK_PENDING_STATE
           
protected  int currentURI
          The index of the current URI.
protected static int FORWARD_PENDING_STATE
           
protected  ButtonGroup group
          The button group for the menu items.
protected  int index
          The index of the first history item in this menu.
protected  JMenu menu
          The menu which contains the history.
protected static int RELOAD_PENDING_STATE
           
protected static int STABLE_STATE
           
protected  int state
          The current state.
protected  JSVGViewerFrame svgFrame
          The frame to manage.
protected  List visitedURIs
          The visited URIs.
 
Constructor Summary
LocalHistory(JMenuBar mb, JSVGViewerFrame svgFrame)
          Creates a new local history.
 
Method Summary
 void back()
          Goes back of one position in the history.
 boolean canGoBack()
          Whether it is possible to go back.
 boolean canGoForward()
          Whether it is possible to go forward.
 void forward()
          Goes forward of one position in the history.
 void reload()
          Reloads the current document.
protected  void update()
          Updates the state of this history.
 void update(String uri)
          Updates the history.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

svgFrame

protected JSVGViewerFrame svgFrame
The frame to manage.


menu

protected JMenu menu
The menu which contains the history.


index

protected int index
The index of the first history item in this menu.


visitedURIs

protected List visitedURIs
The visited URIs.


currentURI

protected int currentURI
The index of the current URI.


group

protected ButtonGroup group
The button group for the menu items.


actionListener

protected ActionListener actionListener
The action listener.


state

protected int state
The current state.


STABLE_STATE

protected static final int STABLE_STATE
See Also:
Constant Field Values

BACK_PENDING_STATE

protected static final int BACK_PENDING_STATE
See Also:
Constant Field Values

FORWARD_PENDING_STATE

protected static final int FORWARD_PENDING_STATE
See Also:
Constant Field Values

RELOAD_PENDING_STATE

protected static final int RELOAD_PENDING_STATE
See Also:
Constant Field Values
Constructor Detail

LocalHistory

public LocalHistory(JMenuBar mb,
                    JSVGViewerFrame svgFrame)
Creates a new local history.

Parameters:
mb - The menubar used to display the history. It must contain one '@@@' item used as marker to place the history items.
svgFrame - The frame to manage.
Method Detail

back

public void back()
Goes back of one position in the history. Assumes that canGoBack() is true.


canGoBack

public boolean canGoBack()
Whether it is possible to go back.


forward

public void forward()
Goes forward of one position in the history. Assumes that canGoForward() is true.


canGoForward

public boolean canGoForward()
Whether it is possible to go forward.


reload

public void reload()
Reloads the current document.


update

public void update(String uri)
Updates the history.

Parameters:
uri - The URI of the document just loaded.

update

protected void update()
Updates the state of this history.



Copyright © 2008 Apache Software Foundation. All Rights Reserved.