* {@inheritDoc}
*/
public void setPopupPositionAndMakeVisible(final Element relative, final Element p) {
ScheduleCommand.addCommand(new Scheduler.Task() {
public void execute() {
Style s = p.getStyle();
int horizontalCenter = RootPanel.get().getOffsetWidth() / 2;
int verticalCenter = RootPanel.get().getOffsetHeight() / 2;
int left = relative.getAbsoluteLeft();
int right = relative.getAbsoluteRight();
int top = relative.getAbsoluteTop();
int bottom = relative.getAbsoluteBottom();
if (inHorizontalList) {
// Place popup above or below relative
if (right > horizontalCenter) {
// Place popup left of relative's right
s.setRight(RootPanel.get().getOffsetWidth() - right + PIXEL_OFFSET, Unit.PX);
if (top < verticalCenter) {
// Place popup below bottom of relative
s.setTop(bottom, Unit.PX);
} else {
// Place popup above top of relative
s.setBottom(RootPanel.get().getOffsetHeight() - top, Unit.PX);
}
} else {
// Place popup right of relative's left
s.setLeft(left + PIXEL_OFFSET, Unit.PX);
if (top < verticalCenter) {
// Place popup below bottom of relative
s.setTop(bottom, Unit.PX);
} else {
// Place popup above top of relative
s.setBottom(RootPanel.get().getOffsetHeight() - top, Unit.PX);
}
}
} else {
// Place popup on left or right side of relative
if (right > horizontalCenter) {
// Place popup left of relative's left
s.setRight(RootPanel.get().getOffsetWidth() - left, Unit.PX);
if (top < verticalCenter) {
// Place popup below top of relative
s.setTop(top + PIXEL_OFFSET, Unit.PX);
} else {
// Place popup above bottom of relative
s.setBottom(RootPanel.get().getOffsetHeight() - bottom + PIXEL_OFFSET, Unit.PX);
}
} else {
// Place popup right of relative's right
s.setLeft(right, Unit.PX);
if (top < verticalCenter) {
// Place popup below top of relative
s.setTop(top + PIXEL_OFFSET, Unit.PX);
} else {
// Place popup above bottom of relative
s.setBottom(RootPanel.get().getOffsetHeight() - bottom + PIXEL_OFFSET, Unit.PX);
}
}
}
p.getStyle().setVisibility(Visibility.VISIBLE);
}