public void propertyChange(PropertyChangeEvent evt) {
String name = evt.getPropertyName();
if (name.equals(VERTICAL_POSITION)
|| name.equals(HORIZONTAL_POSITION)
|| name.equals(SHAPE)
|| name.equals("JButton.segmentPosition")) { // see Apple Tech Note 2196
AbstractButton button = (AbstractButton) evt.getSource();
ButtonUI ui = button.getUI();
if (ui instanceof FilledButtonUI) {
FilledButtonUI s = (FilledButtonUI) ui;
s.updateLayout(button, getButtonInfo(button));
button.invalidate();
button.repaint();
}
}
}
/** Calculates the preferred size of this button and UI. */
@Override
public Dimension getPreferredSize(JComponent c) {
AbstractButton button = (AbstractButton) c;
ButtonCluster cluster = ButtonCluster.getCluster(button);
Rectangle scratchIconRect = new Rectangle();
Rectangle scratchTextRect = new Rectangle();
Rectangle scratchViewRect = new Rectangle(Short.MAX_VALUE, Short.MAX_VALUE);
FontMetrics fm = button.getFontMetrics(button.getFont());
SwingUtilities.layoutCompoundLabel(
fm,
button.getText(),
button.getIcon(),
button.getVerticalAlignment(),
button.getHorizontalAlignment(),
button.getVerticalTextPosition(),
button.getHorizontalTextPosition(),
scratchViewRect,
scratchIconRect,
scratchTextRect,
button.getIconTextGap());
Insets textInsets = getTextPadding();
scratchTextRect.y -= textInsets.top;
scratchTextRect.x -= textInsets.left;
scratchTextRect.width += textInsets.left + textInsets.right;
scratchTextRect.height += textInsets.top + textInsets.bottom;
Insets iconInsets = getIconPadding();
scratchIconRect.y -= iconInsets.top;
scratchIconRect.x -= iconInsets.left;
scratchIconRect.width += iconInsets.left + iconInsets.right;
scratchIconRect.height += iconInsets.top + iconInsets.bottom;
Rectangle sum = getSum(new Rectangle[] {scratchIconRect, scratchTextRect});
if (cluster != null && cluster.isStandardized()) {
/**
* If standardize: the dimensions of this button need to make room for all other buttons in
* the cluster.
*/
AbstractButton[] buttons = cluster.getButtons();
for (int a = 0; a < buttons.length; a++) {
ButtonUI ui = buttons[a].getUI();
if (ui instanceof FilledButtonUI) {
FilledButtonUI fui = (FilledButtonUI) ui;
Dimension contentSize = fui.getContentSize(buttons[a]);
sum.width = Math.max(sum.width, contentSize.width);
sum.height = Math.max(sum.height, contentSize.height);
}
}
}
Insets padding = getContentInsets(button);
Shape customShape = (Shape) button.getClientProperty(SHAPE);
if (customShape == null) {
int minHeight = getPreferredHeight();
if (sum.height < minHeight) sum.height = minHeight;
}
int horizontalPosition = getHorizontalPosition(button);
int verticalPosition = getVerticalPosition(button);
Dimension size = shape.getPreferredSize(null, sum.width, sum.height, padding, customShape);
if (customShape == null) {
PaintFocus focus = getFocusPainting(button);
if (focus == PaintFocus.OUTSIDE || focus == PaintFocus.BOTH) {
if (horizontalPosition == POS_ONLY) {
size.width += 2 * focusSize;
} else if (horizontalPosition != POS_MIDDLE) {
size.width += focusSize;
}
if (verticalPosition == POS_ONLY) {
size.height += 2 * focusSize;
} else if (horizontalPosition != POS_MIDDLE) {
size.height += focusSize;
}
}
}
return size;
}
