private void updateScrollButtons() {
if (scrollButtonBox != null) {
ScrollableBox scrollableBox = (ScrollableBox) componentContainer;
scrollButtonBox.setButton1Enabled(!scrollableBox.isLeftEnd());
scrollButtonBox.setButton2Enabled(!scrollableBox.isRightEnd());
}
}
public void setComponentDirection(Direction componentDirection) {
if (componentDirection != this.componentDirection) {
this.componentDirection = componentDirection;
getDirectionLayout()
.setDirection(
componentDirection == Direction.UP
? Direction.RIGHT
: componentDirection == Direction.LEFT
? Direction.DOWN
: componentDirection == Direction.DOWN ? Direction.RIGHT : Direction.DOWN);
if (scrollEnabled) {
scrollButtonBox.setVertical(componentDirection.isHorizontal());
((ScrollableBox) componentContainer).setVertical(componentDirection.isHorizontal());
}
}
}
private void initialize() {
if (componentContainer != null) remove(componentContainer);
DirectionLayout layout = getDirectionLayout();
layout.setCompressing(!scrollEnabled);
if (scrollEnabled) {
if (useDefaultScrollButtons)
scrollButtonBox = new ScrollButtonBox(componentDirection.isHorizontal(), iconSize);
else
scrollButtonBox =
new ScrollButtonBox(componentDirection.isHorizontal(), null, null, null, null);
final ScrollableBox scrollableBox =
new ScrollableBox(componentBox, componentDirection.isHorizontal(), scrollOffset);
scrollableBox.setLayoutOrderList(layoutOrderList);
scrollButtonBox.addListener(
new ScrollButtonBoxListener() {
public void scrollButton1() {
scrollableBox.scrollLeft(1);
}
public void scrollButton2() {
scrollableBox.scrollRight(1);
}
});
scrollableBox.addComponentListener(
new ComponentAdapter() {
public void componentResized(ComponentEvent e) {
scrollButtonBox.setButton1Enabled(!scrollableBox.isLeftEnd());
scrollButtonBox.setButton2Enabled(!scrollableBox.isRightEnd());
}
});
scrollButtonBox.setButton1Enabled(!scrollableBox.isLeftEnd());
scrollButtonBox.setButton2Enabled(!scrollableBox.isRightEnd());
scrollableBox.addScrollableBoxListener(
new ScrollableBoxListener() {
public void scrolledLeft(ScrollableBox box) {
scrollButtonBox.setButton1Enabled(!box.isLeftEnd());
scrollButtonBox.setButton2Enabled(true);
}
public void scrolledRight(ScrollableBox box) {
scrollButtonBox.setButton1Enabled(true);
scrollButtonBox.setButton2Enabled(!box.isRightEnd());
}
public void changed(ScrollableBox box) {
fireChangedEvent();
}
});
componentContainer = scrollableBox;
} else {
scrollButtonBox = null;
componentContainer = componentBox;
}
componentContainer.setAlignmentY(0);
add(componentContainer, BorderLayout.CENTER);
revalidate();
}