BaseSingleton::~BaseSingleton()
{
SDL_LockMutex(mutex);
singletons.remove(this);
SDL_UnlockMutex(mutex);
MSG_DBG_RTTI("singleton", "Removed singleton %p", this);
}
BaseSingleton::BaseSingleton()
{
// Usually the game loading makes the first calls to this constructor serial.
if (!mutex) mutex = SDL_CreateMutex();
SDL_LockMutex(mutex);
singletons.push_back(this);
SDL_UnlockMutex(mutex);
MSG_DBG_RTTI("singleton", "Added singleton %p", this);
}
void WidgetList::SetFocusOnNextWidget()
{
// No widget => exit
if (widget_list.size() == 0) {
selected_widget = NULL;
return;
}
MSG_DBG_RTTI("widgetlist", "before %s:%p",
typeid(selected_widget).name(), selected_widget);
Widget* w = GetNextWidget(selected_widget, true);
SetFocusOn(w, true);
}
Widget* WidgetList::GetFirstWidget() const
{
Widget *first = NULL;
MSG_DEBUG("widgetlist", "%p::GetFirstWidget()", this);
for (cwit it = widget_list.begin(); it != widget_list.end(); it++) {
if ((*it)->IsWidgetBrowser()) {
MSG_DBG_RTTI("widgetlist", "%s:%p is a widget browser!\n",
typeid(*it).name(), (*it));
first = (*it)->GetFirstWidget();
if (first != NULL)
return first;
} else {
MSG_DBG_RTTI("widgetlist", "%s:%p is NOT a widget browser!\n",
typeid(*it).name(), (*it));
return (*it);
}
}
return NULL;
}
Widget* WidgetList::GetNextWidget(const Widget *w, bool loop) const
{
Widget *r = NULL;
ASSERT(!w || !w->IsWidgetBrowser());
MSG_DBG_RTTI("widgetlist", "%p::GetNextWidget(%s:%p)",
this, typeid(w).name(), w);
if (widget_list.size() == 0) {
return NULL;
}
if (w == NULL) {
r = GetFirstWidget();
MSG_DBG_RTTI("widgetlist", "%p::GetNextWidget(%s:%p) ==> %s%p",
this, typeid(w).name(), w, typeid(r).name(), r);
return r;
}
std::list<Widget*>::const_iterator it;
for (it = widget_list.begin(); it != widget_list.end(); it++) {
MSG_DBG_RTTI("widgetlist", "iterate on %s:%p", typeid(*it).name(), (*it));
if (w == (*it)) {
MSG_DBG_RTTI("widgetlist", "we have found %s:%p", typeid(*it).name(), (*it));
it++;
if (it != widget_list.end())
r = (*it);
else if (loop)
r = GetFirstWidget();
else
r = (Widget*)w;
break;
}
if ((*it)->IsWidgetBrowser()) {
MSG_DBG_RTTI("widgetlist", "%s:%p is a widget browser!\n",
typeid(*it).name(), (*it));
r = (*it)->GetNextWidget(w, false);
if (r && r == w && it != widget_list.end()) {
MSG_DBG_RTTI("widgetlist", "r == w %s:%p", typeid(r).name(), (r));
it++;
if (it != widget_list.end()) {
r = (*it);
MSG_DBG_RTTI("widgetlist", "r ==> %s:%p", typeid(r).name(), (r));
if (r->IsWidgetBrowser()) {
r = r->GetFirstWidget();
}
} else if (loop) {
r = GetFirstWidget();
}
}
if (r)
break;
} else {
MSG_DBG_RTTI("widgetlist", "%s:%p is NOT a widget browser!\n",
typeid(*it).name(), (*it));
}
}
ASSERT(!r || !r->IsWidgetBrowser());
MSG_DBG_RTTI("widgetlist", "%p::GetNextWidget(%s:%p) ==> %s%p",
this, typeid(w).name(), w, typeid(r).name(), r);
return r;
}
