private boolean showDialogIsEmpty() {
if (heap.isEmpty()) {
Dialog.showInformation("Chyba", "Binární halda je prázdná.");
return true;
}
return false;
}
private Dialog.Result showHeapType() {
HeapType[] buttons = new HeapType[] {HeapType.MIN, HeapType.MAX};
Dialog.CustomButtonsDialog<HeapType> dlg =
Dialog.createCustomButtonsDialog(
"Reset", "Vyberte typ nové haldy:", Dialog.Icon.QUESTION, buttons, true);
Dialog.Result result = dlg.showDialog();
if (result == Dialog.Result.OK) {
heap = new BinaryHeap(eventBus, dlg.getResult());
clear();
controlsContainer.getStructureControls().enableButtons();
}
return result;
}