roomspanel.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.util.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.table.*;
import application.*;
import resources.*;
/**
 *
 * @author  Colin
 */
public class RoomsPanel extends javax.swing.JPanel implements Observer {
    
    /** Creates new form TestGridbag */
    public RoomsPanel() {
        initComponents();
        ptm = new RoomsTableModel();
        sorter = new TableSorter(ptm);
        sorter.addMouseListenerToHeaderInTable(jTable1);
        jTable1.setModel(sorter);
        addListeners();
        setColumnSizes();
    }
    private void setColumnSizes(){
        // adjust the width of the columns
        TableColumn column = null;
        
        column = jTable1.getColumnModel().getColumn(0);
        column.setPreferredWidth(50);
        column = jTable1.getColumnModel().getColumn(1);
        column.setPreferredWidth(50);
        column = jTable1.getColumnModel().getColumn(2);
        column.setPreferredWidth(30);
        
        
        buildingColumn = jTable1.getColumnModel().getColumn(0);
        roomColumn = jTable1.getColumnModel().getColumn(1);
        capacityColumn = jTable1.getColumnModel().getColumn(2);
        
        buildingColumn.setCellEditor(new DefaultCellEditor(editBuilding));
        roomColumn.setCellEditor(new DefaultCellEditor(editRoom));
        capacityColumn.setCellEditor(new DefaultCellEditor(editCapacity));
    }
    
    private void addListeners() {
        RoomsPanelListener roomsPanelListener = new RoomsPanelListener();
        jButton1.addActionListener(roomsPanelListener);
        jButton2.addActionListener(roomsPanelListener);
        
        
        editBuilding.addActionListener(new ActionListener(){
            public void actionPerformed(ActionEvent e) {
                int row = jTable1.getSelectedRow();
                int theRealIndex = sorter.map(row);
                if (theRealIndex >= 0) {
                    String buildingStr = editBuilding.getText();
                    Classroom roomModified = (Classroom)schedule.getClassrooms().get(theRealIndex);
                    roomModified.setBuilding(buildingStr);
                    ptm.fireTableDataChanged();
                    schedule.setChanged(true);
                }
            }
        });
        editRoom.addActionListener(new ActionListener(){
            public void actionPerformed(ActionEvent e) {
                int row = jTable1.getSelectedRow();
                int theRealIndex = sorter.map(row);
                if (theRealIndex >= 0) {
                    String room = editRoom.getText();
                    Classroom roomModified = (Classroom)schedule.getClassrooms().get(theRealIndex);
                    roomModified.setRoomName(room);
                    ptm.fireTableDataChanged();
                    schedule.setChanged(true);
                }
            }
        });
        editCapacity.addActionListener(new ActionListener(){
            public void actionPerformed(ActionEvent e) {
                int row = jTable1.getSelectedRow();
                int theRealIndex = sorter.map(row);
                if (theRealIndex >= 0) {
                    String capStr = editCapacity.getText();
                    Classroom roomModified = (Classroom)schedule.getClassrooms().get(theRealIndex);
                    int capacity = 0;
                    try{
                        capacity = Integer.parseInt(capStr);
                    } catch(NumberFormatException nfe){
                        // do nothing lwt cap be 0
                    }
                    roomModified.setCapacity(capacity);
                    ptm.fireTableDataChanged();
                    schedule.setChanged(true);
                }
            }
        });
    }
    
    /** 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.
     */
    private void initComponents() {//GEN-BEGIN:initComponents
        java.awt.GridBagConstraints gridBagConstraints;

        jPanel1 = new javax.swing.JPanel();
        jScrollPane1 = new javax.swing.JScrollPane();
        jTable1 = new javax.swing.JTable();
        jPanel3 = new javax.swing.JPanel();
        jButton1 = new javax.swing.JButton();
        jPanel2 = new javax.swing.JPanel();
        jLabel1 = new javax.swing.JLabel();
        jLabel2 = new javax.swing.JLabel();
        jLabel3 = new javax.swing.JLabel();
        jTextField1 = new javax.swing.JTextField();
        jTextField2 = new javax.swing.JTextField();
        jTextField3 = new javax.swing.JTextField();
        jPanel4 = new javax.swing.JPanel();
        jButton2 = new javax.swing.JButton();

        setLayout(new java.awt.GridBagLayout());

        jPanel1.setLayout(new java.awt.GridBagLayout());

        jScrollPane1.setToolTipText("Double click on heading to sort");
        jTable1.setModel(new javax.swing.table.DefaultTableModel(
            new Object [][] {
                {null, null, null, null},
                {null, null, null, null},
                {null, null, null, null},
                {null, null, null, null}
            },
            new String [] {
                "Title 1", "Title 2", "Title 3", "Title 4"
            }
        ));
        jTable1.setToolTipText("Double click to change room info");
        jTable1.setPreferredScrollableViewportSize(new java.awt.Dimension(300, 400));
        jScrollPane1.setViewportView(jTable1);

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 0;
        gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
        gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
        gridBagConstraints.weightx = 0.9;
        gridBagConstraints.weighty = 0.9;
        jPanel1.add(jScrollPane1, gridBagConstraints);

        jButton1.setText("Delete Selected Room(s)");
        jButton1.setToolTipText("Remove one or more rooms from the list");
        jButton1.setMaximumSize(new java.awt.Dimension(175, 26));
        jButton1.setMinimumSize(new java.awt.Dimension(250, 26));
        jButton1.setPreferredSize(new java.awt.Dimension(175, 26));
        jPanel3.add(jButton1);

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 1;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.insets = new java.awt.Insets(17, 0, 17, 0);
        jPanel1.add(jPanel3, gridBagConstraints);

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 0;
        gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
        gridBagConstraints.ipadx = -53;
        gridBagConstraints.ipady = -25;
        gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
        gridBagConstraints.weighty = 0.5;
        gridBagConstraints.insets = new java.awt.Insets(17, 17, 0, 0);
        add(jPanel1, gridBagConstraints);

        jPanel2.setLayout(new java.awt.GridBagLayout());

        jPanel2.setBorder(new javax.swing.border.CompoundBorder(new javax.swing.border.EtchedBorder(), new javax.swing.border.BevelBorder(javax.swing.border.BevelBorder.RAISED)));
        jLabel1.setText("Building:");
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 0;
        gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
        gridBagConstraints.insets = new java.awt.Insets(17, 6, 0, 0);
        jPanel2.add(jLabel1, gridBagConstraints);