void CGUIControlGroupList::AddControl(CGUIControl *control)
{
// NOTE: We override control navigation here, but we don't override the <onleft> etc. builtins
// if specified.
if (control)
{ // set the navigation of items so that they form a list
if (m_orientation == VERTICAL)
{
DWORD upID = GetControlIdUp();
DWORD downID = GetControlIdDown();
if (m_children.size())
{
CGUIControl *top = m_children[0];
if (downID == GetID())
downID = top->GetID();
if (upID == GetID())
top->SetNavigation(control->GetID(), top->GetControlIdDown(), GetControlIdLeft(), GetControlIdRight());
CGUIControl *prev = m_children[m_children.size() - 1];
upID = prev->GetID();
prev->SetNavigation(prev->GetControlIdUp(), control->GetID(), GetControlIdLeft(), GetControlIdRight());
}
control->SetNavigation(upID, downID, GetControlIdLeft(), GetControlIdRight());
}
else
{
DWORD leftID = GetControlIdLeft();
DWORD rightID = GetControlIdRight();
if (m_children.size())
{
CGUIControl *left = m_children[0];
if (rightID == GetID())
rightID = left->GetID();
if (leftID == GetID())
left->SetNavigation(GetControlIdUp(), GetControlIdDown(), control->GetID(), left->GetControlIdRight());
CGUIControl *prev = m_children[m_children.size() - 1];
leftID = prev->GetID();
prev->SetNavigation(GetControlIdUp(), GetControlIdDown(), prev->GetControlIdLeft(), control->GetID());
}
control->SetNavigation(GetControlIdUp(), GetControlIdDown(), leftID, rightID);
}
// old versions of the grouplist used to set the positions of all controls
// directly. The new version (with <usecontrolcoords>true</usecontrolcoords>)
// allows offsets to be set via the posx, posy coordinates.
if (!m_useControlPositions)
control->SetPosition(0,0);
CGUIControlGroup::AddControl(control);
}
}
void CGUIControlGroupList::AddControl(CGUIControl *control, int position /*= -1*/)
{
// NOTE: We override control navigation here, but we don't override the <onleft> etc. builtins
// if specified.
if (position < 0 || position > (int)m_children.size()) // add at the end
position = (int)m_children.size();
if (control)
{ // set the navigation of items so that they form a list
int beforeID = (m_orientation == VERTICAL) ? GetControlIdUp() : GetControlIdLeft();
int afterID = (m_orientation == VERTICAL) ? GetControlIdDown() : GetControlIdRight();
if (m_children.size())
{
// we're inserting at the given position, so grab the items above and below and alter
// their navigation accordingly
CGUIControl *before = NULL;
CGUIControl *after = NULL;
if (position == 0)
{ // inserting at the beginning
after = m_children[0];
if (afterID == GetID()) // we're wrapping around bottom->top, so we have to update the last item
before = m_children[m_children.size() - 1];
if (beforeID == GetID()) // we're wrapping around top->bottom
beforeID = m_children[m_children.size() - 1]->GetID();
afterID = after->GetID();
}
else if (position == (int)m_children.size())
{ // inserting at the end
before = m_children[m_children.size() - 1];
if (beforeID == GetID()) // we're wrapping around top->bottom, so we have to update the first item
after = m_children[0];
if (afterID == GetID()) // we're wrapping around bottom->top
afterID = m_children[0]->GetID();
beforeID = before->GetID();
}
else
{ // inserting somewhere in the middle
before = m_children[position - 1];
after = m_children[position];
beforeID = before->GetID();
afterID = after->GetID();
}
if (m_orientation == VERTICAL)
{
if (before) // update the DOWN action to point to us
before->SetNavigation(before->GetControlIdUp(), control->GetID(), GetControlIdLeft(), GetControlIdRight(), GetControlIdBack());
if (after) // update the UP action to point to us
after->SetNavigation(control->GetID(), after->GetControlIdDown(), GetControlIdLeft(), GetControlIdRight(), GetControlIdBack());
}
else
{
if (before) // update the RIGHT action to point to us
before->SetNavigation(GetControlIdUp(), GetControlIdDown(), before->GetControlIdLeft(), control->GetID(), GetControlIdBack());
if (after) // update the LEFT action to point to us
after->SetNavigation(GetControlIdUp(), GetControlIdDown(), control->GetID(), after->GetControlIdRight(), GetControlIdBack());
}
}
// now the control's nav
std::vector<CGUIActionDescriptor> empty;
if (m_orientation == VERTICAL)
{
control->SetNavigation(beforeID, afterID, GetControlIdLeft(), GetControlIdRight(), GetControlIdBack());
control->SetNavigationActions(empty, empty, m_leftActions, m_rightActions, empty, false);
}
else
{
control->SetNavigation(GetControlIdUp(), GetControlIdDown(), beforeID, afterID, GetControlIdBack());
control->SetNavigationActions(m_upActions, m_downActions, empty, empty, empty, false);
}
if (!m_useControlPositions)
control->SetPosition(0,0);
CGUIControlGroup::AddControl(control, position);
}
}