git.gag.com Git - debian/openrocket/blob - core/src/net/sf/openrocket/gui/components/CollectionTable.java

   1 package net.sf.openrocket.gui.components;
   2
   3 import javax.swing.JTable;
   4 import javax.swing.table.AbstractTableModel;
   5
   6
   7 /*
   8  * TODO: LOW:  This is currently unused.
   9  */
  10 public abstract class CollectionTable<T> extends JTable {
  11
  12         private final String[] columnNames;
  13         private CollectionTableModel model;
  14
  15
  16         protected CollectionTable(String[] columnNames) {
  17                 this.columnNames = columnNames.clone();
  18         }
  19
  20
  21         protected void initializeTable() {
  22                 model = new CollectionTableModel();
  23                 this.setModel(model);
  24         }
  25
  26
  27         /**
  28          * Retrieve the object for the specified row number.
  29          *
  30          * @param row   the row number being queried.
  31          * @return              the object at that row.
  32          */
  33         protected abstract T getModelObjectAt(int row);
  34
  35         protected abstract int getModelRowCount();
  36
  37
  38
  39         protected abstract Object getViewForModelObject(T object, int column);
  40
  41         protected Class<?> getViewColumnClass(int column) {
  42                 return Object.class;
  43         }
  44
  45
  46
  47         private class CollectionTableModel extends AbstractTableModel {
  48                 @Override
  49                 public int getColumnCount() {
  50                         return columnNames.length;
  51                 }
  52
  53                 @Override
  54                 public String getColumnName(int column) {
  55                         return columnNames[column];
  56                 }
  57
  58                 @Override
  59                 public Class<?> getColumnClass(int column) {
  60                         return getViewColumnClass(column);
  61                 }
  62
  63
  64                 @Override
  65                 public int getRowCount() {
  66                         return getModelRowCount();
  67                 }
  68
  69                 @Override
  70                 public Object getValueAt(int row, int column) {
  71                         T value = getModelObjectAt(row);
  72                         return getViewForModelObject(value, column);
  73                 }
  74         }
  75 }