protected void installDefaults() {
Color defaultGridColor = UIManager.getColor("Table.gridColor");
Color defaultForegroundColor = UIManager.getColor("Table.foreground");
Color defaultBackgroundColor = UIManager.getColor("Table.background");
Border defaultBorder = UIManager.getBorder("Table.scrollPaneBorder");
Color defaultSelectionForeground = UIManager.getColor("Table.selectionForeground");
Color defaultSelectionBackground = UIManager.getColor("Table.selectionBackground");
Color defaultFocusCellForeground = UIManager.getColor("Table.focusCellForeground");
Color defaultFocusCellBackground = new Color(153, 153, 204);
Font defaultFont = UIManager.getFont("Table.font");
Border defaultGridBorder = UIManager.getBorder("Table.border");
InputMap inputMap = (InputMap) UIManager.get("Table.ancestorInputMap");
if (!installed) {
UIManager.getDefaults().put("Grid.gridColor", defaultGridColor);
UIManager.getDefaults().put("Grid.foreground", defaultForegroundColor);
UIManager.getDefaults().put("Grid.background", defaultBackgroundColor);
UIManager.getDefaults().put("Grid.selectionForegroundColor", defaultSelectionForeground);
UIManager.getDefaults().put("Grid.selectionBackgroundColor", defaultSelectionBackground);
UIManager.getDefaults().put("Grid.focusForegroundColor", defaultFocusCellForeground);
UIManager.getDefaults().put("Grid.focusBackgroundColor", defaultFocusCellBackground);
UIManager.getDefaults().put("Grid.border", defaultGridBorder);
UIManager.getDefaults().put("Grid.font", defaultFont);
UIManager.getDefaults().put("Grid.scrollPaneBorder", defaultBorder);
UIManager.getDefaults().put("Grid.ancestorInputMap", inputMap);
installed = true;
}
Color foregroundColor = grid.getForeground();
Color backgroundColor = grid.getBackground();
Font font = grid.getFont();
Border border = grid.getBorder();
Color gridColor = grid.getGridColor();
Color selectionForeground = grid.getSelectionForegroundColor();
Color selectionBackground = grid.getSelectionBackgroundColor();
Color focusForeground = grid.getFocusForegroundColor();
Color focusBackground = grid.getFocusBackgroundColor();
if (foregroundColor == null || foregroundColor instanceof UIResource)
grid.setForeground(defaultForegroundColor);
if (backgroundColor == null || backgroundColor instanceof UIResource)
grid.setBackground(defaultBackgroundColor);
if (font == null || font instanceof UIResource) grid.setFont(defaultFont);
if (gridColor == null || gridColor instanceof UIResource) grid.setGridColor(defaultGridColor);
if (border == null || border instanceof UIResource) grid.setBorder(defaultGridBorder);
if (selectionForeground == null || selectionForeground instanceof UIResource)
grid.setSelectionForegroundColor(defaultSelectionForeground);
if (selectionBackground == null || selectionBackground instanceof UIResource)
grid.setSelectionBackgroundColor(defaultSelectionBackground);
if (focusForeground == null || focusForeground instanceof UIResource)
grid.setFocusForegroundColor(defaultFocusCellForeground);
if (focusBackground == null || focusBackground instanceof UIResource)
grid.setFocusBackgroundColor(defaultFocusCellBackground);
}