void UIWidget::focusPreviousChild(Fw::FocusReason reason)
{
if(m_destroyed)
return;
UIWidgetPtr toFocus;
UIWidgetList rotatedChildren(m_children);
std::reverse(rotatedChildren.begin(), rotatedChildren.end());
if(m_focusedChild) {
auto focusedIt = std::find(rotatedChildren.begin(), rotatedChildren.end(), m_focusedChild);
if(focusedIt != rotatedChildren.end()) {
std::rotate(rotatedChildren.begin(), focusedIt, rotatedChildren.end());
rotatedChildren.pop_front();
}
}
// finds next child to focus
for(const UIWidgetPtr& child : rotatedChildren) {
if(child->isFocusable() && child->isExplicitlyEnabled() && child->isVisible()) {
toFocus = child;
break;
}
}
if(toFocus)
focusChild(toFocus, reason);
}
void UIWidget::focusNextChild(Fw::FocusReason reason, bool rotate)
{
if(m_destroyed)
return;
UIWidgetPtr toFocus;
if(rotate) {
UIWidgetList rotatedChildren(m_children);
if(m_focusedChild) {
auto focusedIt = std::find(rotatedChildren.begin(), rotatedChildren.end(), m_focusedChild);
if(focusedIt != rotatedChildren.end()) {
std::rotate(rotatedChildren.begin(), focusedIt, rotatedChildren.end());
rotatedChildren.pop_front();
}
}
// finds next child to focus
for(const UIWidgetPtr& child : rotatedChildren) {
if(child->isFocusable() && child->isExplicitlyEnabled() && child->isVisible()) {
toFocus = child;
break;
}
}
} else {
auto it = m_children.begin();
if(m_focusedChild)
it = std::find(m_children.begin(), m_children.end(), m_focusedChild);
for(; it != m_children.end(); ++it) {
const UIWidgetPtr& child = *it;
if(child != m_focusedChild && child->isFocusable() && child->isExplicitlyEnabled() && child->isVisible()) {
toFocus = child;
break;
}
}
}
if(toFocus && toFocus != m_focusedChild)
focusChild(toFocus, reason);
}
