/**
*#########################################################################
*
* A component of the Administration Tool (GAI) application, part of the
* Greenstone digital library suite from the New Zealand Digital Library
* Project at the University of Waikato, New Zealand.
*
* Copyright (C) 1999 New Zealand Digital Library Project
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* Author: Chi-Yu Huang, Greenstone Digital Library, University of Waikato
*
*########################################################################
*/
package org.greenstone.admin;
import org.greenstone.admin.GAI;
import org.greenstone.admin.gui.TabbedPane;
import org.greenstone.admin.gui.MenuBar;
import org.greenstone.admin.gui.LogPane;
import org.greenstone.admin.gui.ConfPane;
//import java AWT classes
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.net.*;
import java.util.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.plaf.*;
public class GAIManager
extends JFrame
implements ActionListener, ChangeListener{
private Dimension size = null;
// The ConfPane contains the configuration details of Greenstone III build and installation
public ConfPane conf_pane = null;
// The LogPane contains the log details for Tomcat Server used by gsdl3
public LogPane log_pane = null;
// Not designed yet
public JPanel ext_pane = null;
// Not designed yet
public JPanel monitor_pane = null;
static public ImageIcon CONF_ICON = null;
static public ImageIcon EXT_ICON = null;
static public ImageIcon MONITOR_ICON = null;
static public ImageIcon LOG_ICON = null;
// Create a menu bar in the main Pane
public MenuBar menu_bar = null;
// HelpFrame
private JPanel previous_pane = null;
private JPanel content_pane = null;
private JTabbedPane tab_pane = null;
/** A threaded tab changer to try and avoid NPE on exit. */
private TabUpdater tab_updater = null;
//Contructor
public GAIManager(Dimension size){
super();
this.size = size;
this.setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);
this.setTitle("GreenStone 3 Administration Tool");
/* Add a focus listener to ourselves. Thus if we gain focus when a Modal Dialog should
* instead have it, we can try to bring the modal dialog to the front*/
//this.addFocusListener(new GAIGUIFocusListener());
//display();
}
private class GAIGUIFocusListener
extends FocusAdapter {
public void focusGained(FocusEvent e) {
/* if (ModalDialog.current_modal != null) {
ModalDialog.current_modal.makeVisible();
ModalDialog.current_modal.toFront();
}*/
}
}
public void display(){
CONF_ICON = new ImageIcon (GAI.images_path + "create.gif");
EXT_ICON = new ImageIcon (GAI.images_path + "information.gif");
MONITOR_ICON = new ImageIcon (GAI.images_path + "zoom.gif");
LOG_ICON = new ImageIcon (GAI.images_path + "history.gif");
content_pane = (JPanel) this.getContentPane();
try {
this.setSize(size);
//create a menuBar
menu_bar = new MenuBar(new MenuListenerImpl());
this.setJMenuBar(menu_bar);
//Create the tabbed pane and put it in the center
tab_pane = new JTabbedPane();
tab_pane.addChangeListener(this);
//set up the Configuration Pane
if (Configuration.get("admin.conf")){
conf_pane = new ConfPane();
conf_pane.display();
tab_pane.addTab("Configuration", CONF_ICON, conf_pane);
tab_pane.setEnabledAt(tab_pane.indexOfComponent(conf_pane),Configuration.get("admin.conf"));
}
//set up the ext Pane
if (Configuration.get("admin.ext")){
ext_pane = new JPanel();
//ext_pane.display();
tab_pane.addTab("Exts", EXT_ICON, ext_pane);
tab_pane.setEnabledAt(tab_pane.indexOfComponent(ext_pane),Configuration.get("admin.ext"));
}
//set up the Monitor Pane
if (Configuration.get("admin.monitor")){
monitor_pane = new JPanel();
//monitor_pane.display();
tab_pane.addTab("Monitor", MONITOR_ICON, monitor_pane);
tab_pane.setEnabledAt(tab_pane.indexOfComponent(monitor_pane),Configuration.get("admin.monitor"));
}
//set up the Log Pane
if (Configuration.get("admin.log")){
log_pane = new LogPane();
log_pane.display();
tab_pane.addTab("Log", LOG_ICON, log_pane);
tab_pane.setEnabledAt(tab_pane.indexOfComponent(log_pane),Configuration.get("admin.log"));
}
content_pane.setLayout(new BorderLayout());
content_pane.add(tab_pane, BorderLayout.CENTER);
pack();
setVisible(true);
} catch (Exception e){
e.printStackTrace();
System.exit(1);
}
}
/** Any implementation of ActionListener must include this method so that we can be informed
* when an action has occured. In this case we are listening to actions from the menu-bar, and should
* react appropriately.
* @param event An ActionEvent containing information about the action that has occured.
*/
public void actionPerformed (ActionEvent event){
Object esrc = event.getSource();
if (esrc == menu_bar.file_exit){
if (conf_pane.configurationChanged()) {
// prompt users for save
int result = JOptionPane.showConfirmDialog((Component) null, "The Configuration files have been changed, do you want to save the change", "Save Confirmation", JOptionPane.YES_NO_OPTION);
if ( result == JOptionPane.YES_OPTION) {
conf_pane.save();
}
}
exit();
}
else if (esrc == menu_bar.file_save){
/* sliently and Globally save Project and Site configuration*/
conf_pane.save();
}
else if (esrc == menu_bar.help_conf){
}
else if (esrc == menu_bar.help_ext){
}
else if (esrc == menu_bar.help_monitor){
}
else if (esrc == menu_bar.help_log){
}
else if (esrc == menu_bar.help_about) {
}
}
public void destory (){
// Destroying create pane ensures the latest log has been closed
//if (status_pane != null) {
//}
}
/**Overridden from JFrame so we can exit safely when window is closed
*(or destroyed). @param event A WindowEvent containing
*information about the event that fired this call.
*/
protected void processWindowEvent(WindowEvent event) {
if(event.getID() == WindowEvent.WINDOW_CLOSING) {
exit();
}
}
/** Listens to actions upon the menu bar, and if it detects a click over
*the help menu brings the help window to the front if it has become hidden.
*/
private class MenuListenerImpl
implements MenuListener {
public void menuCanceled (MenuEvent e) {
}
public void menuDeselected (MenuEvent e){
}
public void menuSelected (MenuEvent e){
if (e.getSource() == menu_bar.file_exit) {
exit();
}
if (e.getSource() == menu_bar.help){
if (menu_bar.help.isSelected()){
menu_bar.help.doClick(10);
}
}
}
}
/** This method ensures that all the things needing saving
* are saved before GAIManager.exit() is called.
*/
public void exit() {
System.exit(0);
}
/** Any implementation of ChangeListener must include this method
**so we can be informed when the state of one of the registered
**objects changes. In this case we are listening to view changes
**within the tabbed pane.
* @param event A ChangeEvent containing information about the event that fired this call.
*/
public void stateChanged(ChangeEvent event) {
if(previous_pane != null) {
}
//menu_bar.tabSelected(tab_pane.getSelectedIndex());
int selected_index = tab_pane.getSelectedIndex();
if (selected_index == tab_pane.indexOfComponent(log_pane)) {
log_pane.gainFocus();
}
else if (selected_index == tab_pane.indexOfComponent(conf_pane)) {
conf_pane.gainFocus();
}
previous_pane = (JPanel) tab_pane.getSelectedComponent();
}
public void modeChanged (int mode){
if (log_pane != null){
log_pane.modeChanged(mode);
}
if (conf_pane !=null) {
conf_pane.modeChanged(mode);
}
}
// public void refresh (int refresh_reason, boolean collection_loaded)
public void refresh () {
if (log_pane != null ){
}
}
public void returnToInitialPane(){
if (log_pane != null) {
tab_pane.setSelectedComponent(log_pane);
}
}
public void wait(boolean waiting) {
Component glass_pane = getGlassPane();
if(waiting) {
// Show wait cursor.
//glass_pane.addMouseListener(mouse_blocker_listener);
glass_pane.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
glass_pane.setVisible(true);
}
else {
// Hide wait cursor.
glass_pane.setVisible(false);
glass_pane.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
//glass_pane.removeMouseListener(mouse_blocker_listener);
}
glass_pane = null;
}
private class TabUpdater
implements Runnable {
private boolean ready = false;
private int conf_pos = -1;
private int ext_pos = -1;
private int monitor_pos = -1;
private int log_pos = -1;
private JTabbedPane tab_pane = null;
public TabUpdater (JTabbedPane tab_pane, boolean ready){
this.ready = ready;
this.tab_pane = tab_pane;
conf_pos = tab_pane.indexOfComponent(conf_pane);
ext_pos = tab_pane.indexOfComponent(ext_pane);
monitor_pos = tab_pane.indexOfComponent(monitor_pane);
log_pos = tab_pane.indexOfComponent(log_pane);
}
public void run() {
if (conf_pos != -1){
if (ready) {
tab_pane.setEnabledAt (conf_pos,Configuration.get("admin.conf"));
} else {
tab_pane.setEnabledAt (conf_pos,false);
}
}
if (ext_pos != -1){
if (ready) {
tab_pane.setEnabledAt (ext_pos,Configuration.get("admin.ext"));
} else {
tab_pane.setEnabledAt (ext_pos,false);
}
}
if (monitor_pos != -1){
if (ready) {
tab_pane.setEnabledAt (monitor_pos,Configuration.get("admin.monitor"));
} else {
tab_pane.setEnabledAt (monitor_pos,false);
}
}
if (log_pos != -1){
if (ready) {
tab_pane.setEnabledAt (log_pos,Configuration.get("admin.log"));
} else {
tab_pane.setEnabledAt (log_pos,false);
}
}
}
public void setReady (boolean ready){
this.ready = ready;
}
}
}