viewschedulepanel.java

The program is used for Classroom Scheduling for tutors and students. It contain gui tools for mana

/**
 *  Classroom Scheduler
 *  Copyright (C) 2004 Colin Archibald, Ph.D.
 *  https://sourceforge.net/projects/cr-scheduler/
 *
 *  Licensed under the Academic Free License version 2.0
 */

package panels;

import java.awt.*;
import java.awt.event.*;
import java.awt.print.*;
import java.util.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.table.*;

import resources.*;
import application.*;

/**
 * A panel on the tabbed pane to allow the user to look at the schedule
 * in different formats.
 */

public class ViewSchedulePanel extends JPanel implements Observer {
    private Schedule schedule = Schedule.getSchedule();
    
    // Table view
    private JTable schedTable;
    private ScheduleTableModel scheduleTableModel;
    private JScrollPane tableScrollPane;
    
    // Time chart view
    private ViewGraphSched viewGraphSched = new ViewGraphSched(null);
    private JScrollPane chartScrollPane;
    
    // CardLayout to flip between them
    private JPanel leftPanel;
    private CardLayout cardLayout;
    
    private ButtonGroup tableOrChart;
    private JRadioButton tableButton, chartButton;
    
    private ButtonGroup whatToShow;
    private JRadioButton showAll, showRoom, showProfessor;
    
    private JComboBox roomCB, professorCB;
    private JButton printView, printAll;
    
    private GridBagConstraints gbc = startingGBC();
    private TitledBorder titledBorder;
    private Border border = BorderFactory.createLoweredBevelBorder();
    
    
    public ViewSchedulePanel() {
        makeWidgets();
        doTheLayout();
        addToolTips();
        addListeners();
    }

    public void update(Observable o, Object arg) {
        if (tableButton.isSelected())
            scheduleTableModel.fireTableDataChanged();  // update the table
        
        // update the comboboxes
        TableColumn profColumn = schedTable.getColumnModel().getColumn(3);
        
        professorCB.removeAllItems();
        Iterator it = schedule.getProfessors().iterator();
        while(it.hasNext())
            professorCB.addItem(it.next());
        
        roomCB.removeAllItems();
        it = schedule.getClassrooms().iterator();
        while(it.hasNext())
            roomCB.addItem(it.next());
        
    }
    
    private void makeWidgets() {
        scheduleTableModel = new ScheduleTableModel();
        TableSorter sorter = new TableSorter(scheduleTableModel);
        schedTable = new JTable(sorter);
        sorter.addMouseListenerToHeaderInTable(schedTable);
        
        schedTable.setPreferredScrollableViewportSize(new Dimension(450, 700));
        
        tableScrollPane = new JScrollPane(schedTable,
        ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
        ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
        
        chartScrollPane = new JScrollPane(viewGraphSched,
        ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
        ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
        
        chartScrollPane.setPreferredSize(new Dimension(450, 700));
        
        tableOrChart = new ButtonGroup();
        tableButton = new JRadioButton("Table", true);
        chartButton = new JRadioButton("Time Chart", false);
        
        tableOrChart.add(tableButton);
        tableOrChart.add(chartButton);
        
        whatToShow = new ButtonGroup();
        showAll = new JRadioButton("All", true);
        showRoom = new JRadioButton("Room", false);
        showProfessor = new JRadioButton("Professor", false);
        whatToShow.add(showAll);
        whatToShow.add(showRoom);
        whatToShow.add(showProfessor);
        
        roomCB = new JComboBox();
        professorCB = new JComboBox();
        
        printView = new JButton(" Print This View ");
        printAll = new JButton(" Print All Similar Views ");
        
        Dimension buttonSize = printView.getPreferredSize();
        buttonSize.setSize(90.0, buttonSize.getHeight());
        printView.setSize(buttonSize);
        printAll.setSize(buttonSize);
        Border border = BorderFactory.createRaisedBevelBorder();
        printView.setBorder(border);
        printAll.setBorder(border);
    }
    
    private void doTheLayout() {
        JPanel rightPanel = new JPanel();
        leftPanel = new JPanel();
        
        GridBagLayout rightPanelGridBag = new GridBagLayout();
        rightPanel.setLayout(rightPanelGridBag);
        
        JPanel tableChartPanel = new JPanel(); // the table/chart radiobuttons
        makeTableChartPanel(tableChartPanel);
        
        JPanel selectivePanel = new JPanel(); // the selective view panel
        makeSelectivePanel(selectivePanel);
        
        JPanel printPanel = new JPanel();	// the print buttons
        makePrintPanel(printPanel);
        
        gbc = startingGBC();   // add 3 inner panels to the right panel
        gbc.ipady = 15;		// vertical spaces
        gbc.insets = new Insets(10, 10, 10, 10); 	// space around components
        gbc.anchor = GridBagConstraints.SOUTHWEST;
        
        rightPanel.add(tableChartPanel, gbc);
        
        gbc.gridheight = 3;
        gbc.anchor = GridBagConstraints.WEST;
        
        rightPanel.add(selectivePanel, gbc);
        
        gbc.gridwidth = GridBagConstraints.RELATIVE;
        gbc.gridheight = 1;
        gbc.anchor = GridBagConstraints.NORTHWEST;
        
        rightPanel.add(printPanel, gbc);
        
        // the leftPanel will be a CardLayout with the table and the chart
        
        cardLayout = new CardLayout();
        leftPanel.setLayout(cardLayout);
        
        cardLayout.addLayoutComponent(tableScrollPane, "Table");  // give the views names
        cardLayout.addLayoutComponent(chartScrollPane, "Chart");
        cardLayout.show(leftPanel,"Table");
        
        leftPanel.add(tableScrollPane, "Table");
        leftPanel.add(chartScrollPane, "Chart");
        
        // now add the left and right panels to the top level panel
        GridBagLayout gridBag = new GridBagLayout();
        
        setLayout(gridBag);
        
        gbc = new GridBagConstraints();
        gbc.weightx = 6.0;  // allow components to resize?
        gbc.weighty = 1.0;
        gbc.insets = new Insets(7, 3, 7, 3);
        
        gbc.gridx = 0;
        gbc.gridy = 0;
        gbc.gridwidth = 5;
        gbc.gridheight = GridBagConstraints.REMAINDER;
        gbc.fill = GridBagConstraints.BOTH;
        gbc.anchor = GridBagConstraints.WEST;	// move left against table
        
        add(leftPanel, gbc);
        cardLayout.show(leftPanel,"Table");
        
        gbc.weightx = 1.0;
        gbc.gridx = 5;
        gbc.gridwidth = 1;
        
        add(rightPanel, gbc);
    }
    
    private void makeSelectivePanel(JPanel selectivePanel) {
        titledBorder = BorderFactory.createTitledBorder(border, " Selective View ");
        selectivePanel.setBorder(titledBorder);
        
        selectivePanel.setLayout(new GridBagLayout());
        
        gbc.ipady = 0;		// vertical spaces