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#include "cru/ui/components/Menu.hpp"
#include <functional>
#include "cru/platform/gui/Window.hpp"
#include "cru/ui/UiManager.hpp"
#include "cru/ui/controls/Button.hpp"
#include "cru/ui/controls/Control.hpp"
#include "cru/ui/controls/FlexLayout.hpp"
#include "cru/ui/controls/TextBlock.hpp"
#include "cru/ui/helper/ClickDetector.hpp"
#include "cru/ui/host/WindowHost.hpp"
#include "cru/ui/style/StyleRuleSet.hpp"
namespace cru::ui::components {
MenuItem::MenuItem() {
container_ = controls::Button::Create();
text_ = controls::TextBlock::Create();
container_->SetChild(text_);
container_->GetStyleRuleSet()->SetParent(
&UiManager::GetInstance()->GetThemeResources()->menu_item_style);
container_->ClickEvent()->AddHandler([this](const helper::ClickEventArgs&) {
if (this->on_click_) this->on_click_();
});
}
MenuItem::MenuItem(String text) : MenuItem() { SetText(std::move(text)); }
MenuItem::~MenuItem() {
if (!container_->GetWindowHost()) {
delete container_;
delete text_;
}
}
void MenuItem::SetText(String text) { text_->SetText(std::move(text)); }
Menu::Menu() {
container_ = controls::FlexLayout::Create();
container_->SetFlexDirection(FlexDirection::Vertical);
}
Menu::~Menu() {
if (!container_->GetWindowHost()) {
delete container_;
}
for (auto item : items_) {
delete item;
}
}
void Menu::AddItem(Component* item, gsl::index index) {
Expects(index >= 0 && index <= GetItemCount());
items_.insert(items_.cbegin() + index, item);
container_->AddChild(item->GetRootControl(), index);
}
Component* Menu::RemoveItem(gsl::index index) {
Expects(index >= 0 && index < GetItemCount());
Component* item = items_[index];
items_.erase(items_.cbegin() + index);
container_->RemoveChild(index);
return item;
}
void Menu::ClearItems() {
for (auto item : items_) {
delete item;
}
items_.clear();
container_->ClearChildren();
}
void Menu::AddTextItem(String text, gsl::index index,
std::function<void()> on_click) {
MenuItem* item = new MenuItem(std::move(text));
item->SetOnClick([this, index, on_click = std::move(on_click)] {
on_click();
if (on_item_click_) on_item_click_(index);
});
AddItem(item, index);
}
PopupMenu::PopupMenu(controls::Control* attached_control)
: attached_control_(attached_control) {
popup_ = controls::Popup::Create(attached_control);
menu_ = new Menu();
menu_->SetOnItemClick([this](Index _) { this->Close(); });
popup_->AddChild(menu_->GetRootControl(), 0);
}
PopupMenu::~PopupMenu() {
delete menu_;
if (!popup_->GetWindowHost()) {
delete popup_;
}
}
controls::Control* PopupMenu::GetRootControl() { return popup_; }
void PopupMenu::SetPosition(const Point& position) {
popup_->GetWindowHost()->GetNativeWindow()->SetClientRect(Rect{position, {}});
}
void PopupMenu::Show() {
popup_->GetWindowHost()->RelayoutWithSize(Size::Infinate(), true);
popup_->GetWindowHost()->GetNativeWindow()->SetVisibility(
platform::gui::WindowVisibilityType::Show);
}
void PopupMenu::Close() { popup_->GetWindowHost()->GetNativeWindow()->Close(); }
} // namespace cru::ui::components
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