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#include "cru/platform/gui/UiApplication.h"
#include "cru/base/Base.h"
#include <unordered_set>
namespace cru::platform::gui {
void DeleteLaterPool::Add(Object* object) { pool_.push_back(object); }
void DeleteLaterPool::Clean() {
// Destructors of objects might add more objects to delete later. So the safe
// implementation is to copy current pool to avoid modification during
// iteration.
while (!pool_.empty()) {
std::vector<Object*> copy = std::move(pool_);
std::unordered_set<Object*> deleted;
for (auto object : copy) {
if (!deleted.contains(object)) {
deleted.insert(object);
delete object;
}
}
}
}
namespace {
IUiApplication* instance = nullptr;
}
IUiApplication* IUiApplication::GetInstance() { return instance; }
IUiApplication::IUiApplication() {
if (instance) {
throw Exception("A ui application has already been created.");
}
instance = this;
}
IUiApplication::~IUiApplication() { instance = nullptr; }
IMenu* IUiApplication::GetApplicationMenu() { return nullptr; }
std::optional<std::string> IUiApplication::ShowSaveDialog(
SaveDialogOptions options) {
NotImplemented();
}
std::optional<std::vector<std::string>> IUiApplication::ShowOpenDialog(
OpenDialogOptions options) {
NotImplemented();
}
} // namespace cru::platform::gui
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