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Support moving ui::screen child to top

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This commit is contained in:
Nikita Lisitsa 2022-05-27 19:59:03 +03:00
parent 203d0504ac
commit a567cbbbf5
2 changed files with 17 additions and 2 deletions
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3
libs/ui/include/psemek/ui/screen.hpp
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@ -34,8 +34,9 @@ namespace psemek::ui
bool add_child(std::shared_ptr<element> c, x_policy x, y_policy y); bool add_child(std::shared_ptr<element> c, x_policy x, y_policy y);
bool add_child(std::shared_ptr<element> c) override; bool add_child(std::shared_ptr<element> c) override;
bool has_child(element *c) const override; bool has_child(element * c) const override;
std::shared_ptr<element> remove_child(element * c) override; std::shared_ptr<element> remove_child(element * c) override;
bool move_to_top(element * c);
struct shape const & shape() const override { return shape_; } struct shape const & shape() const override { return shape_; }
void reshape(geom::box<float, 2> const & bbox) override; void reshape(geom::box<float, 2> const & bbox) override;

16
libs/ui/source/screen.cpp
View file

@ -27,7 +27,7 @@ namespace psemek::ui
return add_child(std::move(c), x_policy::floating, y_policy::floating); return add_child(std::move(c), x_policy::floating, y_policy::floating);
} }
bool screen::has_child(element *c) const bool screen::has_child(element * c) const
{ {
return static_cast<bool>(container_.find(c)); return static_cast<bool>(container_.find(c));
} }
@ -37,6 +37,20 @@ namespace psemek::ui
return container_.remove(c); return container_.remove(c);
} }
bool screen::move_to_top(element * c)
{
if (auto idx = container_.find(c))
{
auto e = container_.remove(*idx);
auto new_idx = container_.size();
container_.add(e, new_idx);
policies_.resize(container_.size());
policies_[new_idx] = policies_[*idx];
return true;
}
return false;
}
void screen::reshape(geom::box<float, 2> const & bbox) void screen::reshape(geom::box<float, 2> const & bbox)
{ {
shape_.box = bbox; shape_.box = bbox;