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Comparable -> Comparator. private -> protected.

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git-svn-id: https://samskivert.googlecode.com/svn/trunk@2720 6335cc39-0255-0410-8fd6-9bcaacd3b74c
This commit is contained in:
samskivert
2010-02-09 20:39:47 +00:00
parent add2871199
commit d5de5dc997
1 changed files with 42 additions and 43 deletions
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src/java/com/samskivert/swing/TableSorter.java
+42 -43
View File
@@ -252,7 +252,34 @@ public class TableSorter extends AbstractTableModel {
} }
if (isSorting()) { if (isSorting()) {
Arrays.sort(viewToModel); Arrays.sort(viewToModel, new Comparator<Row>() {
public int compare (Row one, Row two) {
int row1 = one.modelIndex;
int row2 = two.modelIndex;
for (Directive directive : sortingColumns) {
int column = directive.column;
Object o1 = tableModel.getValueAt(row1, column);
Object o2 = tableModel.getValueAt(row2, column);
int comparison = 0;
// Define null less than everything, except null.
if (o1 == null && o2 == null) {
comparison = 0;
} else if (o1 == null) {
comparison = -1;
} else if (o2 == null) {
comparison = 1;
} else {
comparison = getComparator(column).compare(o1, o2);
}
if (comparison != 0) {
return directive.direction == DESCENDING ? -comparison : comparison;
}
}
return 0;
}
});
} }
} }
return viewToModel; return viewToModel;
@@ -309,42 +336,14 @@ public class TableSorter extends AbstractTableModel {
// Helper classes // Helper classes
private class Row implements Comparable<Row> { protected class Row {
private int modelIndex; public final int modelIndex;
public Row (int index) {
public Row(int index) {
this.modelIndex = index; this.modelIndex = index;
} }
public int compareTo(Row orow) {
int row1 = modelIndex;
int row2 = orow.modelIndex;
for (Directive directive : sortingColumns) {
int column = directive.column;
Object o1 = tableModel.getValueAt(row1, column);
Object o2 = tableModel.getValueAt(row2, column);
int comparison = 0;
// Define null less than everything, except null.
if (o1 == null && o2 == null) {
comparison = 0;
} else if (o1 == null) {
comparison = -1;
} else if (o2 == null) {
comparison = 1;
} else {
comparison = getComparator(column).compare(o1, o2);
}
if (comparison != 0) {
return directive.direction == DESCENDING ? -comparison : comparison;
}
}
return 0;
}
} }
private class TableModelHandler implements TableModelListener { protected class TableModelHandler implements TableModelListener {
public void tableChanged(TableModelEvent e) { public void tableChanged(TableModelEvent e) {
// If we're not sorting by anything, just pass the event along. // If we're not sorting by anything, just pass the event along.
if (!isSorting()) { if (!isSorting()) {
@@ -399,7 +398,7 @@ public class TableSorter extends AbstractTableModel {
} }
} }
private class MouseHandler extends MouseAdapter { protected class MouseHandler extends MouseAdapter {
@Override public void mouseClicked(MouseEvent e) { @Override public void mouseClicked(MouseEvent e) {
JTableHeader h = (JTableHeader) e.getSource(); JTableHeader h = (JTableHeader) e.getSource();
TableColumnModel columnModel = h.getColumnModel(); TableColumnModel columnModel = h.getColumnModel();
@@ -419,10 +418,10 @@ public class TableSorter extends AbstractTableModel {
} }
} }
private static class Arrow implements Icon { protected static class Arrow implements Icon {
private boolean descending; protected boolean descending;
private int size; protected int size;
private int priority; protected int priority;
public Arrow(boolean descending, int size, int priority) { public Arrow(boolean descending, int size, int priority) {
this.descending = descending; this.descending = descending;
@@ -472,8 +471,8 @@ public class TableSorter extends AbstractTableModel {
} }
} }
private class SortableHeaderRenderer implements TableCellRenderer { protected class SortableHeaderRenderer implements TableCellRenderer {
private TableCellRenderer tableCellRenderer; protected TableCellRenderer tableCellRenderer;
public SortableHeaderRenderer(TableCellRenderer tableCellRenderer) { public SortableHeaderRenderer(TableCellRenderer tableCellRenderer) {
this.tableCellRenderer = tableCellRenderer; this.tableCellRenderer = tableCellRenderer;
@@ -497,9 +496,9 @@ public class TableSorter extends AbstractTableModel {
} }
} }
private static class Directive { protected static class Directive {
private int column; protected int column;
private int direction; protected int direction;
public Directive(int column, int direction) { public Directive(int column, int direction) {
this.column = column; this.column = column;