status_t
ScreenManager::AcquireScreens(ScreenOwner* owner, int32* wishList,
int32 wishCount, const char* target, bool force, ScreenList& list)
{
BAutolock locker(this);
int32 added = 0;
// TODO: don't ignore the wish list
for (int32 i = 0; i < fScreenList.CountItems(); i++) {
screen_item* item = fScreenList.ItemAt(i);
if (item->owner == NULL && list.AddItem(item->screen)) {
item->owner = owner;
added++;
}
}
#if TEST_MODE == 0 && !defined(__x86_64__)
if (added == 0 && target != NULL) {
// there's a specific target screen we want to initialize
// TODO: right now we only support remote screens, but we could
// also target specific accelerants to support other graphics cards
HWInterface* interface;
/*
if (strncmp(target, "vnc:", 4) == 0)
interface = new(nothrow) VNCHWInterface(target);
else*/
if (strncmp(target, "html5:", 6) == 0)
interface = new(nothrow) HTML5HWInterface(target);
else
interface = new(nothrow) RemoteHWInterface(target);
if (interface != NULL) {
screen_item* item = _AddHWInterface(interface);
if (item != NULL && list.AddItem(item->screen)) {
item->owner = owner;
added++;
}
}
}
#endif // TEST_MODE == 0
return added > 0 ? B_OK : B_ENTRY_NOT_FOUND;
}
void
VirtualScreen::_Reset()
{
ScreenList list;
for (int32 i = 0; i < fScreenList.CountItems(); i++) {
screen_item* item = fScreenList.ItemAt(i);
list.AddItem(item->screen);
}
gScreenManager->ReleaseScreens(list);
fScreenList.MakeEmpty();
fFrame.Set(0, 0, 0, 0);
fDrawingEngine = NULL;
fHWInterface = NULL;
}