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#include "cru/ui/UiManager.hpp"
#include "Helper.hpp"
#include "cru/common/io/FileStream.hpp"
#include "cru/common/io/OpenFileFlag.hpp"
#include "cru/common/io/Resource.hpp"
#include "cru/platform/graphics/Brush.hpp"
#include "cru/platform/graphics/Factory.hpp"
#include "cru/platform/graphics/Font.hpp"
#include "cru/platform/gui/Cursor.hpp"
#include "cru/platform/gui/UiApplication.hpp"
#include "cru/ui/Base.hpp"
#include "cru/ui/helper/ClickDetector.hpp"
#include "cru/ui/mapper/MapperRegistry.hpp"
#include "cru/ui/render/ScrollBar.hpp"
#include "cru/ui/style/ApplyBorderStyleInfo.hpp"
#include "cru/ui/style/Condition.hpp"
#include "cru/ui/style/Styler.hpp"
#include "cru/xml/XmlNode.hpp"
#include "cru/xml/XmlParser.hpp"
#include <optional>
namespace cru::ui {
using namespace cru::platform::graphics;
using namespace cru::ui::style;
using namespace cru::ui::helper;
UiManager* UiManager::GetInstance() {
static UiManager* instance = new UiManager();
GetUiApplication()->AddOnQuitHandler([] {
delete instance;
instance = nullptr;
});
return instance;
}
UiManager::UiManager() {
const auto factory = GetGraphicsFactory();
std::filesystem::path resourses_file =
cru::io::GetResourceDir() / "cru/ui/DefaultResources.xml";
if (!std::filesystem::exists(resourses_file)) {
throw Exception(u"Default resources file not found.");
}
ReadResourcesFile(String::FromStdPath(resourses_file));
theme_resource_.default_font_family = u"";
theme_resource_.default_font =
factory->CreateFont(theme_resource_.default_font_family, 24.0f);
const auto black_brush =
std::shared_ptr<platform::graphics::ISolidColorBrush>(
factory->CreateSolidColorBrush(colors::black));
theme_resource_.text_brush = black_brush;
theme_resource_.text_selection_brush =
factory->CreateSolidColorBrush(colors::skyblue);
theme_resource_.caret_brush = black_brush;
theme_resource_.menu_item_style.AddStyleRule(
{NoCondition::Create(),
BorderStyler::Create(
ApplyBorderStyleInfo{std::nullopt, Thickness{0}, CornerRadius{0}}),
u"DefaultMenuItem"});
}
UiManager::~UiManager() = default;
void UiManager::ReadResourcesFile(const String& file_path) {
io::FileStream stream(file_path, io::OpenFileFlags::Read);
auto xml_string = stream.ReadAllAsString();
auto parser = xml::XmlParser(xml_string);
auto xml_root = parser.Parse();
for (auto child : xml_root->GetChildren()) {
if (child->GetType() == xml::XmlNode::Type::Element) {
auto c = child->AsElement();
if (c->GetTag().CaseInsensitiveEqual(u"Resource")) {
auto key = c->GetAttributeCaseInsensitive(u"key");
if (key.CaseInsensitiveEqual(u"button-style")) {
auto style_rule_set_mapper = mapper::MapperRegistry::GetInstance()
->GetRefMapper<StyleRuleSet>();
auto style_rule_set =
style_rule_set_mapper->MapFromXml(c->GetFirstChildElement());
theme_resource_.button_style = style_rule_set;
} else if (key.CaseInsensitiveEqual(u"text-box-style")) {
auto style_rule_set_mapper = mapper::MapperRegistry::GetInstance()
->GetRefMapper<StyleRuleSet>();
auto style_rule_set =
style_rule_set_mapper->MapFromXml(c->GetFirstChildElement());
theme_resource_.text_box_style = style_rule_set;
}
}
}
}
}
} // namespace cru::ui
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