/// Open the submenu.
void coSubMenuItem::openSubmenu()
{
//cannnot open the submenu if item is inacitve
if (!getActive())
return;
// set own state
open = true;
// set Icon to appropriate state
subMenuIcon->setState(open);
if (subMenu)
{
// show submenu
subMenu->setVisible(open);
positionSubmenu();
if (attachment == coUIElement::REPLACE)
{
myMenu->setVisible(false);
}
}
// contact twin
if (myTwin != 0)
{
myTwin->updateContentBool(open);
}
if (vruiRendererInterface::the()->getJoystickManager())
vruiRendererInterface::the()->getJoystickManager()->openedSubMenu(this, subMenu);
}
bool coSubMenuItem::updateContentBool(bool newState)
{
// copy new status
open = newState;
// set icon state
subMenuIcon->setState(open);
// the submenu was opened by a twin,
// so open the menu and then command the twin
// to position it. If the twin fails,
// position it myself.
if (subMenu)
{
subMenu->setVisible(open);
if (open)
{
if (myTwin)
{
if (!myTwin->updateContentPointer((void *)subMenu))
{
positionSubmenu();
}
}
else
{
// this one is strange. We received updateContent
// without having a registered twin!
positionSubmenu();
}
}
}
return true;
}
bool coSubMenuToolboxItem::updateContentPointer(void *subItem)
{
subMenu = static_cast<coMenu *>(subItem);
if (subMenu)
{
// if we got a submenu pointer...position it
// maybe some safety checks about the type should go here
// some day?
positionSubmenu();
}
//subMenu = 0;
return true;
}
