Class VisiFrame 

java.lang.Object
   |
   +----java.awt.Component
           |
           +----java.awt.Container
                   |
                   +----java.awt.Window
                           |
                           +----java.awt.Frame
                                   |
                                   +----VisiFrame
public class VisiFrame
extends Frame
implements ActionListener, ItemListener
Class definition for main display frame with menus, drawing canvas, and message area.

Version:
$Revision: 1.9 $, $Date: 2000/10/30 17:05:23 $
Author:
John Cavanaugh

Variable Index

o ABOUT
o ABOUT_MENU
o bottomLabel
The label at the bottom of the frame, below the network display.
o C_CLEAR_MENU
o C_DEL_AREA_MENU
o C_NEW_AREA_MENU
o C_OPEN_MENU
o C_REN_AREA_MENU
o C_SAVE_AS_MENU
o C_SAVE_MENU
o canvas
The canvas for displaying the network.
o CONFIG_CLEAR
o CONFIG_DELETE_AREA
o CONFIG_NEW_AREA
o CONFIG_OPEN
o CONFIG_POS_AUTO
o CONFIG_POS_CFG
o CONFIG_RENAME_AREA
o CONFIG_SAVE
o CONFIG_SAVE_AS
o CONNECT
o CONNECT_MENU
o dataDir
Directory containing files for VisiDisplay.
o DEBUG_01
o DEBUG_01_MENU
o DEBUG_02
o DEBUG_02_MENU
o DEBUG_03
o DEBUG_03_MENU
o DEBUG_04
o DEBUG_04_MENU
o DEBUG_05
o DEBUG_05_MENU
o DEFAULT_FRAME_TITLE
Application name to display on the frame.
o EXIT
o EXIT_MENU
o isApplet
A flag indicating the execution mode.
o main
The application's main processing thread.
o MENU_CNT
o MENU_MAX
o MENU_MIN
o menuArray
An array holding the menu items that can be enabled and disabled
o NET_INFO
o NET_INFO_MENU
o OPEN
o OPEN_MENU
o posCheckbox
o SAVE_GIF
o SAVE_GIF_MENU
o SAVE_JPEG
o SAVE_JPEG_MENU
o view
The view settings.
o VIEW_MENU
o VIEW_SETUP

Constructor Index

o VisiFrame(VisiMain, String, boolean)
Constructs a frame.

Method Index

o actionPerformed(ActionEvent)
Handle menu choices (for ActionListener interface).
o addMenus(MenuBar, boolean)
Set up menus in the menu bar.
o disableMenu(int)
Disable a menu item.
o enableMenu(int)
Enable a menu item.
o exitApp()
Terminate the application.
o getCanvas()
Get the display canvas.
o getView()
Get the user's display choices.
o itemStateChanged(ItemEvent)
Handle a checkbox menu item (for ItemListener interface).
o setLabel(String)
Set the text of the label on the bottom of the screen.

Variables

o ABOUT 
 public static final String ABOUT
o CONFIG_CLEAR 
 public static final String CONFIG_CLEAR
o CONFIG_DELETE_AREA 
 public static final String CONFIG_DELETE_AREA
o CONFIG_NEW_AREA 
 public static final String CONFIG_NEW_AREA
o CONFIG_OPEN 
 public static final String CONFIG_OPEN
o CONFIG_POS_AUTO 
 public static final String CONFIG_POS_AUTO
o CONFIG_POS_CFG 
 public static final String CONFIG_POS_CFG
o CONFIG_RENAME_AREA 
 public static final String CONFIG_RENAME_AREA
o CONFIG_SAVE 
 public static final String CONFIG_SAVE
o CONFIG_SAVE_AS 
 public static final String CONFIG_SAVE_AS
o CONNECT 
 public static final String CONNECT
o DEBUG_01 
 public static final String DEBUG_01
o DEBUG_02 
 public static final String DEBUG_02
o DEBUG_03 
 public static final String DEBUG_03
o DEBUG_04 
 public static final String DEBUG_04
o DEBUG_05 
 public static final String DEBUG_05
o EXIT 
 public static final String EXIT
o NET_INFO 
 public static final String NET_INFO
o OPEN 
 public static final String OPEN
o SAVE_GIF 
 public static final String SAVE_GIF
o SAVE_JPEG 
 public static final String SAVE_JPEG
o VIEW_SETUP 
 public static final String VIEW_SETUP
o ABOUT_MENU 
 public static final int ABOUT_MENU
o C_CLEAR_MENU 
 public static final int C_CLEAR_MENU
o C_DEL_AREA_MENU 
 public static final int C_DEL_AREA_MENU
o C_NEW_AREA_MENU 
 public static final int C_NEW_AREA_MENU
o C_OPEN_MENU 
 public static final int C_OPEN_MENU
o C_REN_AREA_MENU 
 public static final int C_REN_AREA_MENU
o C_SAVE_MENU 
 public static final int C_SAVE_MENU
o C_SAVE_AS_MENU 
 public static final int C_SAVE_AS_MENU
o CONNECT_MENU 
 public static final int CONNECT_MENU
o DEBUG_01_MENU 
 public static final int DEBUG_01_MENU
o DEBUG_02_MENU 
 public static final int DEBUG_02_MENU
o DEBUG_03_MENU 
 public static final int DEBUG_03_MENU
o DEBUG_04_MENU 
 public static final int DEBUG_04_MENU
o DEBUG_05_MENU 
 public static final int DEBUG_05_MENU
o EXIT_MENU 
 public static final int EXIT_MENU
o NET_INFO_MENU 
 public static final int NET_INFO_MENU
o OPEN_MENU 
 public static final int OPEN_MENU
o SAVE_GIF_MENU 
 public static final int SAVE_GIF_MENU
o SAVE_JPEG_MENU 
 public static final int SAVE_JPEG_MENU
o VIEW_MENU 
 public static final int VIEW_MENU
o MENU_MIN 
 public static final int MENU_MIN
o MENU_MAX 
 public static final int MENU_MAX
o MENU_CNT 
 public static final int MENU_CNT
o DEFAULT_FRAME_TITLE 
 public static final String DEFAULT_FRAME_TITLE
Application name to display on the frame.

o dataDir 
 private String dataDir
Directory containing files for VisiDisplay.

o isApplet 
 private boolean isApplet
A flag indicating the execution mode. True if the code is running as an applet in a browser, false if it is running as a Java application.

o canvas 
 private DisplayCanvas canvas
The canvas for displaying the network.

o view 
 private ViewSettings view
The view settings. This is a set of controls that determine how the network is displayed.

o bottomLabel 
 private Label bottomLabel
The label at the bottom of the frame, below the network display.

o menuArray 
 private MenuItem menuArray[]
An array holding the menu items that can be enabled and disabled

o main 
 private VisiMain main
The application's main processing thread.

o posCheckbox 
 public CheckboxMenuItem posCheckbox

Constructors

o VisiFrame 
 public VisiFrame(VisiMain main,
                  String dataDir,
                  boolean isApplet)
Constructs a frame.

Parameters:
main - the main processing thread.
dataDir - dirctory containing data files.
isApplet - execution mode indicator.

Methods

o setLabel 
 public void setLabel(String text)
Set the text of the label on the bottom of the screen.

Parameters:
text - the message to be displayed.
o enableMenu 
 public void enableMenu(int m)
Enable a menu item.

Parameters:
m - the index of the menu item to be enabled.
o disableMenu 
 public void disableMenu(int m)
Disable a menu item.

Parameters:
m - the index of the menu item to be disabled.
o addMenus 
 private void addMenus(MenuBar menuBar,
                       boolean active)
Set up menus in the menu bar.

Parameters:
menuBar - the menu bar to add the menus to.
active - a flag indicating whether the menus are active.
o exitApp 
 private void exitApp()
Terminate the application.

o getCanvas 
 public DisplayCanvas getCanvas()
Get the display canvas.

Returns:
the display canvas.
o getView 
 public ViewSettings getView()
Get the user's display choices.

Returns:
the user's view settings.
o actionPerformed 
 public void actionPerformed(ActionEvent e)
Handle menu choices (for ActionListener interface).

Parameters:
e - the action event to be handled.
o itemStateChanged 
 public void itemStateChanged(ItemEvent e)
Handle a checkbox menu item (for ItemListener interface).