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#include "cru/ui/layout_control.hpp"
#include "cru/ui/window.hpp"
namespace cru::ui {
LayoutControl::~LayoutControl() {
for (const auto child : children_) delete child;
}
void LayoutControl::AddChild(Control* control, const Index position) {
Expects(control->GetParent() ==
nullptr); // The control already has a parent.
Expects(!dynamic_cast<Window*>(control)); // Can't add a window as child.
Expects(position >= 0);
Expects(position <=
static_cast<Index>(
this->children_.size())); // The position is out of range.
children_.insert(this->children_.cbegin() + position, control);
control->_SetParent(this);
control->_SetDescendantUiHost(GetUiHost());
OnAddChild(control, position);
}
void LayoutControl::RemoveChild(const Index position) {
Expects(position >= 0);
Expects(position <
static_cast<Index>(
this->children_.size())); // The position is out of range.
const auto i = children_.cbegin() + position;
const auto child = *i;
children_.erase(i);
child->_SetParent(nullptr);
child->_SetDescendantUiHost(nullptr);
OnRemoveChild(child, position);
}
void LayoutControl::OnAddChild(Control* child, const Index position) {
CRU_UNUSED(child)
CRU_UNUSED(position)
}
void LayoutControl::OnRemoveChild(Control* child, const Index position) {
CRU_UNUSED(child)
CRU_UNUSED(position)
}
} // namespace cru::ui
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