private static Rectangle fitToScreen(
@NotNull Dimension newDim, @NotNull RelativePoint popupPosition, JTable table) {
Rectangle rectangle = new Rectangle(popupPosition.getScreenPoint(), newDim);
ScreenUtil.fitToScreen(rectangle);
if (rectangle.getHeight() != newDim.getHeight()) {
int newHeight = (int) rectangle.getHeight();
int roundedHeight = newHeight - newHeight % table.getRowHeight();
rectangle.setSize((int) rectangle.getWidth(), Math.max(roundedHeight, table.getRowHeight()));
}
return rectangle;
}
private static void drawSelection(JTable table, int column, Graphics g, final int width) {
int y = 0;
final int[] rows = table.getSelectedRows();
final int height = table.getRowHeight();
for (int row : rows) {
final TableCellRenderer renderer = table.getCellRenderer(row, column);
final Component component =
renderer.getTableCellRendererComponent(
table, table.getValueAt(row, column), false, false, row, column);
g.translate(0, y);
component.setBounds(0, 0, width, height);
boolean wasOpaque = false;
if (component instanceof JComponent) {
final JComponent j = (JComponent) component;
if (j.isOpaque()) wasOpaque = true;
j.setOpaque(false);
}
component.paint(g);
if (wasOpaque) {
((JComponent) component).setOpaque(true);
}
y += height;
g.translate(0, -y);
}
}
private void setSizeAndDimensions(
@NotNull JTable table,
@NotNull JBPopup popup,
@NotNull RelativePoint popupPosition,
@NotNull List<UsageNode> data) {
JComponent content = popup.getContent();
Window window = SwingUtilities.windowForComponent(content);
Dimension d = window.getSize();
int width = calcMaxWidth(table);
width = (int) Math.max(d.getWidth(), width);
Dimension headerSize = ((AbstractPopup) popup).getHeaderPreferredSize();
width = Math.max((int) headerSize.getWidth(), width);
width = Math.max(myWidth, width);
if (myWidth == -1) myWidth = width;
int newWidth = Math.max(width, d.width + width - myWidth);
myWidth = newWidth;
int rowsToShow = Math.min(30, data.size());
Dimension dimension = new Dimension(newWidth, table.getRowHeight() * rowsToShow);
Rectangle rectangle = fitToScreen(dimension, popupPosition, table);
dimension = rectangle.getSize();
Point location = window.getLocation();
if (!location.equals(rectangle.getLocation())) {
window.setLocation(rectangle.getLocation());
}
if (!data.isEmpty()) {
TableScrollingUtil.ensureSelectionExists(table);
}
table.setSize(dimension);
// table.setPreferredSize(dimension);
// table.setMaximumSize(dimension);
// table.setPreferredScrollableViewportSize(dimension);
Dimension footerSize = ((AbstractPopup) popup).getFooterPreferredSize();
int newHeight =
(int) (dimension.height + headerSize.getHeight() + footerSize.getHeight())
+ 4 /* invisible borders, margins etc*/;
Dimension newDim = new Dimension(dimension.width, newHeight);
window.setSize(newDim);
window.setMinimumSize(newDim);
window.setMaximumSize(newDim);
window.validate();
window.repaint();
table.revalidate();
table.repaint();
}
public static Image createImage(final JTable table, int column) {
final int height =
Math.max(20, Math.min(100, table.getSelectedRowCount() * table.getRowHeight()));
final int width = table.getColumnModel().getColumn(column).getWidth();
final BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
Graphics2D g2 = (Graphics2D) image.getGraphics();
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.7f));
drawSelection(table, column, g2, width);
return image;
}