private boolean tryToAutoSelect(boolean handleFinalChoices) {
ListPopupStep<Object> listStep = getListStep();
boolean selected = false;
if (listStep instanceof MultiSelectionListPopupStep<?>) {
int[] indices = ((MultiSelectionListPopupStep) listStep).getDefaultOptionIndices();
if (indices.length > 0) {
ListScrollingUtil.ensureIndexIsVisible(myList, indices[0], 0);
myList.setSelectedIndices(indices);
selected = true;
}
} else {
final int defaultIndex = listStep.getDefaultOptionIndex();
if (defaultIndex >= 0 && defaultIndex < myList.getModel().getSize()) {
ListScrollingUtil.selectItem(myList, defaultIndex);
selected = true;
}
}
if (!selected) {
selectFirstSelectableItem();
}
if (listStep.isAutoSelectionEnabled()) {
if (!isVisible() && getSelectableCount() == 1) {
return _handleSelect(handleFinalChoices, null);
} else if (isVisible() && hasSingleSelectableItemWithSubmenu()) {
return _handleSelect(handleFinalChoices, null);
}
}
return false;
}
protected void onAutoSelectionTimer() {
if (myList.getModel().getSize() > 0 && !myList.isSelectionEmpty()) {
handleSelect(false);
} else {
disposeChildren();
setIndexForShowingChild(-1);
}
}
private boolean _handleSelect(final boolean handleFinalChoices, InputEvent e) {
if (myList.getSelectedIndex() == -1) return false;
if (getSpeedSearch().isHoldingFilter() && myList.getModel().getSize() == 0) return false;
if (myList.getSelectedIndex() == getIndexForShowingChild()) {
if (myChild != null && !myChild.isVisible()) setIndexForShowingChild(-1);
return false;
}
final Object[] selectedValues = myList.getSelectedValues();
final ListPopupStep<Object> listStep = getListStep();
if (!listStep.isSelectable(selectedValues[0])) return false;
if ((listStep instanceof MultiSelectionListPopupStep<?>
&& !((MultiSelectionListPopupStep<Object>) listStep)
.hasSubstep(Arrays.asList(selectedValues))
|| !listStep.hasSubstep(selectedValues[0]))
&& !handleFinalChoices) return false;
disposeChildren();
if (myListModel.getSize() == 0) {
setFinalRunnable(myStep.getFinalRunnable());
setOk(true);
disposeAllParents(e);
setIndexForShowingChild(-1);
return true;
}
valuesSelected(selectedValues);
final PopupStep nextStep =
listStep instanceof MultiSelectionListPopupStep<?>
? ((MultiSelectionListPopupStep<Object>) listStep)
.onChosen(Arrays.asList(selectedValues), handleFinalChoices)
: listStep.onChosen(selectedValues[0], handleFinalChoices);
return handleNextStep(nextStep, selectedValues.length == 1 ? selectedValues[0] : null, e);
}