tim/prune/function/deletebydate/DeletionTableModel.java

   1 package tim.prune.function.deletebydate;
   2
   3 import java.text.DateFormat;
   4 import javax.swing.table.AbstractTableModel;
   5 import tim.prune.I18nManager;
   6
   7 /**
   8  * Table model for selecting which dates to delete
   9  */
  10 public class DeletionTableModel extends AbstractTableModel
  11 {
  12         /** info list, one for each row of table */
  13         private DateInfoList _infoList = null;
  14
  15         /** Formatter, determining how dates appear in the table */
  16         private static final DateFormat DEFAULT_DATE_FORMAT = DateFormat.getDateInstance();
  17         /** Column heading for date */
  18         private static final String COLUMN_HEADING_DATE = I18nManager.getText("fieldname.date");
  19         /** Column heading for number of points */
  20         private static final String COLUMN_HEADING_NUMPOINTS = I18nManager.getText("details.track.points");
  21         /** Column heading for keep */
  22         private static final String COLUMN_HEADING_KEEP = I18nManager.getText("dialog.deletebydate.column.keep");
  23         /** Column heading for delete */
  24         private static final String COLUMN_HEADING_DELETE = I18nManager.getText("dialog.deletebydate.column.delete");
  25
  26
  27         /**
  28          * Constructor
  29          * @param inList date info list from function
  30          */
  31         public DeletionTableModel(DateInfoList inList)
  32         {
  33                 _infoList = inList;
  34         }
  35
  36         /**
  37          * @return column count
  38          */
  39         public int getColumnCount()
  40         {
  41                 return 4; // always fixed (date, numpoints, keep, delete)
  42         }
  43
  44         /**
  45          * @return row count
  46          */
  47         public int getRowCount()
  48         {
  49                 if (_infoList == null) {return 0;} // shouldn't happen
  50                 return _infoList.getNumEntries();
  51         }
  52
  53         /**
  54          * Get the name of the column
  55          * @param inColNum column number
  56          * @return column name
  57          */
  58         public String getColumnName(int inColNum)
  59         {
  60                 if (inColNum == 0) return COLUMN_HEADING_DATE;
  61                 else if (inColNum == 1) return COLUMN_HEADING_NUMPOINTS;
  62                 else if (inColNum == 2) return COLUMN_HEADING_KEEP;
  63                 else if (inColNum == 3) return COLUMN_HEADING_DELETE;
  64                 return "unknown column!";
  65         }
  66
  67         /**
  68          * Get the class of objects in the given column
  69          * @see javax.swing.table.AbstractTableModel#getColumnClass(int)
  70          */
  71         public Class<?> getColumnClass(int inColumnIndex)
  72         {
  73                 if (inColumnIndex == 1) {return Integer.class;}
  74                 if (inColumnIndex > 1) {return Boolean.class;}
  75                 return super.getColumnClass(inColumnIndex);
  76         }
  77
  78         /**
  79          * Get whether the given cell is editable
  80          * @see javax.swing.table.AbstractTableModel#isCellEditable(int, int)
  81          */
  82         public boolean isCellEditable(int inRowIndex, int inColumnIndex)
  83         {
  84                 return (inColumnIndex > 1);
  85         }
  86
  87         /**
  88          * Set the value at the given table cell
  89          * @see javax.swing.table.AbstractTableModel#setValueAt(java.lang.Object, int, int)
  90          */
  91         public void setValueAt(Object inValue, int inRowIndex, int inColumnIndex)
  92         {
  93                 // can only edit the keep and delete columns
  94                 final boolean isKeep = (inColumnIndex == 2);
  95                 final boolean isDelete = (inColumnIndex == 3);
  96                 // ignore all events for other columns
  97                 if (isKeep || isDelete)
  98                 {
  99                         try {
 100                                 boolean setFlag = ((Boolean) inValue).booleanValue();
 101                                 if (setFlag)
 102                                 {
 103                                         _infoList.getDateInfo(inRowIndex).setDeleteFlag(isDelete);
 104                                         // make sure the other cell (keep or delete) on the same row is updated too
 105                                         fireTableCellUpdated(inRowIndex, 5 - inColumnIndex);
 106                                 }
 107                         }
 108                         catch (ClassCastException cce) {}
 109                 }
 110         }
 111
 112         /**
 113          * @return cell contents at the given row, column inded
 114          */
 115         public Object getValueAt(int inRowIndex, int inColIndex)
 116         {
 117                 try {
 118                         DateInfo info = _infoList.getDateInfo(inRowIndex);
 119                         if (info != null)
 120                         {
 121                                 switch (inColIndex)
 122                                 {
 123                                         case 0: // date
 124                                                 if (info.isDateless()) {
 125                                                         return I18nManager.getText("dialog.deletebydate.nodate");
 126                                                 }
 127                                                 return DEFAULT_DATE_FORMAT.format(info.getDate());
 128                                         case 1: // number of points
 129                                                 return info.getPointCount();
 130                                         case 2: // keep
 131                                                 return !info.getDeleteFlag();
 132                                         case 3: // delete
 133                                                 return info.getDeleteFlag();
 134                                 }
 135                         }
 136                 }
 137                 catch (IndexOutOfBoundsException obe) {} // ignore, fallthrough
 138                 return null;
 139         }
 140 }