protected void paintGrid(Graphics g, int rowMin, int rowMax, int colMin, int colMax) {
if (!grid.getShowGrid()) {
return; // do nothing
}
int y1 = grid.getRowPosition(rowMin);
int y2 = grid.getRowPosition(rowMax) + grid.getRowHeight(rowMax);
int x1 = grid.getColumnPosition(colMin);
int x2 = grid.getColumnPosition(colMax) + grid.getColumnWidth(colMax);
g.setColor(grid.getGridColor());
// Draw the horizontal lines
for (int row = rowMin; row <= rowMax; row++) {
int rowY = grid.getRowPosition(row);
g.drawLine(x1, rowY, x2, rowY);
}
g.drawLine(x1, y2, x2, y2);
// Draw the vertical gridlines
for (int col = colMin; col <= colMax; col++) {
int colX = grid.getColumnPosition(col);
g.drawLine(colX, y1, colX, y2);
}
g.drawLine(x2, y1, x2, y2);
}
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);
}
/** special paint handler for merged cell regions */
protected void paintSpans(Graphics g, int rowMin, int rowMax, int colMin, int colMax) {
Rectangle clip = g.getClipBounds();
Iterator cell = grid.getSpanModel().getSpanIterator();
while (cell.hasNext()) {
CellSpan span = (CellSpan) cell.next();
Rectangle cellBounds = grid.getCellBounds(span.getRow(), span.getColumn());
// Only paint cell if visible
if (span.getLastRow() >= rowMin
&& span.getLastColumn() >= colMin
&& span.getFirstRow() <= rowMax
&& span.getFirstColumn() <= colMax) {
paintCell(g, cellBounds, span.getRow(), span.getColumn());
// Paint grid line around cell
if (grid.getShowGrid()) {
g.setColor(grid.getGridColor());
g.drawRect(cellBounds.x, cellBounds.y, cellBounds.width, cellBounds.height);
}
}
}
}
