public CombinerTarget prepare(final CombinerSource source, boolean force) {
DockableDisplayer displayer = source.getOldDisplayer();
if (displayer != null) {
DisplayerCombinerTarget operation = displayer.prepareCombination(source, force);
if (operation != null) {
return new DisplayerTarget(operation);
}
}
if (!force) {
return null;
}
return new CombinerTarget() {
public void paint(
Graphics g,
Component component,
StationPaint paint,
Rectangle stationBounds,
Rectangle dockableBounds) {
paint.drawInsertion(g, source.getParent(), stationBounds, dockableBounds);
}
public DisplayerCombinerTarget getDisplayerCombination() {
return null;
}
};
}
@Override
protected void showDisplayer(DockableDisplayer displayer) {
if (this.displayer != displayer) {
if (this.displayer != null) {
getDisplayerParent().remove(this.displayer.getComponent());
}
this.displayer = displayer;
if (displayer != null) {
getDisplayerParent().add(displayer.getComponent());
}
}
validate();
}
/**
* Makes a guess how big the insets of the {@link Dockable} compared to the whole dialog are.
*
* @return the insets, only a guess
*/
public Insets getDockableInsets() {
Container parent = getDisplayerParent();
Insets parentInsets = parent.getInsets();
if (parentInsets == null) parentInsets = new Insets(0, 0, 0, 0);
Point zero = new Point(0, 0);
zero = SwingUtilities.convertPoint(parent, zero, window);
parentInsets.left += zero.x;
parentInsets.top += zero.y;
parentInsets.right += window.getWidth() - parent.getWidth() - zero.x;
parentInsets.bottom += window.getHeight() - parent.getHeight() - zero.y;
if (displayer == null) return parentInsets;
Insets insets = displayer.getDockableInsets();
parentInsets.top += insets.top;
parentInsets.bottom += insets.bottom;
parentInsets.left += insets.left;
parentInsets.right += insets.right;
return parentInsets;
}