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public class TableSort extends JPanel {
private static TableSort instance = null;
private boolean DEBUG = false;
private String tableTitle;
private JTable table;
private String[] columnNamesMitglied = {"Mitg.-Nr",
"Name",
"Vorname",
"Strasse",
"Plz/Ort",
"E-Mail"};
private String[] columnNamesBuecher = {"TitelNr",
"Titel",
"Autor",
"Verlag",
"ISBN",
"Bestand"};
private Object[][] data;
//******************************************************************************
//* Class TableSort, private Konstruktor wegen Singleton Pattern
private TableSort(String jfTitle) {
super(new GridLayout(1,0));
if (jfTitle.equals("Mitgliedstabelle"))
{
data = this.dataContentFilling("m");
table = new JTable(new MyTableModel(columnNamesMitglied, data));
}
else
{
data = this.dataContentFilling("B");
table = new JTable(new MyTableModel(columnNamesBuecher, data));
}
table.setPreferredScrollableViewportSize(new Dimension(500, 70));
table.setFillsViewportHeight(true);
table.setAutoCreateRowSorter(true);
//Create the scroll pane and add the table to it.
JScrollPane scrollPane = new JScrollPane(table);
//Add the scroll pane to this panel.
add(scrollPane);
// Autre essai
//createAndShowGUI(jfTitle);
}
public static TableSort getInstance(String jfTitle)
{
if (instance == null)
{
instance = new TableSort(jfTitle);
}
return instance;
}
static void createAndShowGUI(String jfTitle) {
//Create and set up the window.
JFrame frame = new JFrame(jfTitle);
//***************************************************************
//***************************************************************
// Original
// frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
// //Create and set up the content pane.
// TableSort newContentPane = new TableSort(jfTitle);
// newContentPane.setOpaque(true); //content panes must be opaque
// frame.setContentPane(newContentPane);
//***************************************************************
//***************************************************************
//TableSort instance = TableSort.getInstance(jfTitle);
frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
// frame.add(instance);
frame.add(TableSort.getInstance(jfTitle));
//Display the window.
frame.pack();
instance.setOpaque(true);
frame.setVisible(true);
}
//******************************************************************************
//* Class MyTableModel
class MyTableModel extends AbstractTableModel {
private String[] columnNames;
private Object[][] data;
public MyTableModel(String[] colNames, Object[][] dataContent)
{
this.columnNames = colNames;
this.data = dataContent;
}
public int getColumnCount() {
return columnNames.length;
}
public int getRowCount() {
return data.length;
}
public String getColumnName(int col) {
return columnNames[col];
}
public Object getValueAt(int row, int col) {
return data[row][col];
}
/*
* JTable uses this method to determine the default renderer/
* editor for each cell. If we didn't implement this method,
* then the last column would contain text ("true"/"false"),
* rather than a check box.
*/
public Class getColumnClass(int c) {
return getValueAt(0, c).getClass();
}
/*
* Don't need to implement this method unless your table's
* editable.
*/
public boolean isCellEditable(int row, int col) {
//Note that the data/cell address is constant,
//no matter where the cell appears onscreen.
if (col < 2) {
return false;
} else {
return true;
}
}
/*
* Don't need to implement this method unless your table's
* data can change.
*/
public void setValueAt(Object value, int row, int col) {
if (DEBUG) {
System.out.println("Setting value at " + row + "," + col
+ " to " + value
+ " (an instance of "
+ value.getClass() + ")");
}
data[row][col] = value;
// Normally, one should call fireTableCellUpdated() when
// a value is changed. However, doing so in this demo
// causes a problem with TableSorter. The tableChanged()
// call on TableSorter that results from calling
// fireTableCellUpdated() causes the indices to be regenerated
// when they shouldn't be. Ideally, TableSorter should be
// given a more intelligent tableChanged() implementation,
// and then the following line can be uncommented.
// fireTableCellUpdated(row, col);
if (DEBUG) {
System.out.println("New value of data:");
printDebugData();
}
}
private void printDebugData() {
int numRows = getRowCount();
int numCols = getColumnCount();
for (int i=0; i < numRows; i++) {
System.out.print(" row " + i + ":");
for (int j=0; j < numCols; j++) {
System.out.print(" " + data[i][j]);
}
System.out.println();
}
System.out.println("--------------------------");
}
}
//******************************************************************************
//* Ende Class MyTableModel
private Object [][] dataContentFilling(String s){
ResultSet rs;
int index = 0;
int rSetSize = 0;
if (s.equals("m"))
{
rSetSize = DBConnectionKit.tableSize("mitglieder");
rs = DBConnectionKit.executeQuery("select * from mitglieder ");
}
else
{
rSetSize = DBConnectionKit.tableSize("buecher");
rs = DBConnectionKit.executeQuery("select * from buecher ");
}
Object [][]obj = new Object[rSetSize][];
try {
while (rs.next())
try {
System.out.println(rs.getString(1)+ " " + rs.getString(2) + " " + rs.getString(3) + " " + rs.getString(4)+ " " + rs.getString(5)+ " " + rs.getString(6));
obj[index]= new Object[]{rs.getInt(1), rs.getString(2), rs.getString(3),rs.getString(4), rs.getString(5),rs.getString(6)};
index++;
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return obj;
}
/**
* Create the GUI and show it. For thread safety,
* this method should be invoked from the
* event-dispatching thread.
*/
}
//******************************************************************************
//* Ende Class TableSort |
