void Screen::moveWindowToFront(Window *window) {
mChildren.erase(std::remove(mChildren.begin(), mChildren.end(), window), mChildren.end());
mChildren.push_back(window);
/* Brute force topological sort (no problem for a few windows..) */
bool changed = false;
do {
size_t baseIndex = 0;
for (size_t index = 0; index < mChildren.size(); ++index)
if (mChildren[index] == window)
baseIndex = index;
changed = false;
for (size_t index = 0; index < mChildren.size(); ++index) {
Popup *pw = dynamic_cast<Popup *>(mChildren[index]);
if (pw && pw->parentWindow() == window && index < baseIndex) {
moveWindowToFront(pw);
changed = true;
break;
}
}
} while (changed);
}
