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1
18
19 package swingwtx.swing.table;
20
21 import java.util.Vector  ;
22
23 import swingwtx.swing.event.TableModelEvent;
24 import swingwtx.swing.event.TableModelListener;
25
26
27 public abstract class AbstractTableModel implements TableModel
28 {
29
30 protected Vector listenerList = new Vector ();
31
32
33 public String getColumnName(int column) { return null; }
34
35 public int findColumn(String columnName) {
36 for (int i = 0; i < getColumnCount(); i++) {
37 if (columnName.equals(getColumnName(i))) {
38 return i;
39 }
40 }
41 return -1;
42 }
43
44
45 public int getColumnCount() { return 0; }
46
47 public Class getColumnClass(int columnIndex) {
48 return Object .class;
49 }
50
51 public boolean isCellEditable(int rowIndex, int columnIndex) {
52 return false;
53 }
54
55 public void setValueAt(Object aValue, int rowIndex, int columnIndex) {
56 }
57
58 public void addTableModelListener(TableModelListener l) {
59 listenerList.add(l);
60 }
61
62 public void removeTableModelListener(TableModelListener l) {
63 listenerList.remove(l);
64 }
65
66 public Object [] getTableModelListeners() {
67 return listenerList.toArray();
68 }
69
70 public void fireTableDataChanged() {
71 fireTableChanged(new TableModelEvent(this));
72 }
73
74 public void fireTableStructureChanged() {
75 fireTableChanged(new TableModelEvent(this, TableModelEvent.HEADER_ROW));
76 }
77
78 public void fireTableRowsInserted(int firstRow, int lastRow) {
79 fireTableChanged(new TableModelEvent(this, firstRow, lastRow, TableModelEvent.ALL_COLUMNS, TableModelEvent.INSERT));
80 }
81
82 public void fireTableRowsUpdated(int firstRow, int lastRow) {
83 fireTableChanged(new TableModelEvent(this, firstRow, lastRow, TableModelEvent.ALL_COLUMNS, TableModelEvent.UPDATE));
84 }
85
86 public void fireTableRowsDeleted(int firstRow, int lastRow) {
87 fireTableChanged(new TableModelEvent(this, firstRow, lastRow, TableModelEvent.ALL_COLUMNS, TableModelEvent.DELETE));
88 }
89
90 public void fireTableCellUpdated(int row, int column) {
91 fireTableChanged(new TableModelEvent(this, row, row, column));
92 }
93
94 public void fireTableChanged(TableModelEvent e) {
95 Object [] listeners = listenerList.toArray();
96 for (int i = 0; i < listeners.length; i++) {
97 ((TableModelListener) listeners[i]).tableChanged(e);
98 }
99 }
100
101 public Object [] getListeners(Class listenerType) {
102 return listenerList.toArray();
103 }
104 }
105 |
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