...

2 files changed, 102 insertions, 2 deletions

diff --git a/src/ui/controls/list_item.cpp b/src/ui/controls/list_item.cpp
index 25dd49a8..bdd44273 100644
--- a/src/ui/controls/list_item.cpp
+++ b/src/ui/controls/list_item.cpp
@@ -1,6 +1,62 @@
 #include "list_item.hpp"
 
+#include "ui/ui_manager.hpp"
+#include "ui/convert_util.hpp"
+
 namespace cru::ui::controls
 {
-    
+    ListItem::ListItem() : Control(true)
+    {
+        const auto predefine_resources = UiManager::GetInstance()->GetPredefineResources();
+
+        brushes_[State::Normal].border_brush = predefine_resources->list_item_normal_border_brush;
+        brushes_[State::Normal].fill_brush   = predefine_resources->list_item_normal_fill_brush;
+        brushes_[State::Hover] .border_brush = predefine_resources->list_item_hover_border_brush;
+        brushes_[State::Hover] .fill_brush   = predefine_resources->list_item_hover_fill_brush;
+        brushes_[State::Select].border_brush = predefine_resources->list_item_select_border_brush;
+        brushes_[State::Select].fill_brush   = predefine_resources->list_item_select_fill_brush;
+    }
+
+    StringView ListItem::GetControlType() const
+    {
+        return control_type;
+    }
+
+    void ListItem::SetState(const State state)
+    {
+        state_ = state;
+        Repaint();
+    }
+
+    void ListItem::OnDrawForeground(ID2D1DeviceContext* device_context)
+    {
+        const auto rect = Rect(Point::Zero(), GetRect(RectRange::Padding).GetSize());
+        device_context->FillRectangle(Convert(rect), brushes_[state_].fill_brush.Get());
+        device_context->DrawRectangle(Convert(rect.Shrink(Thickness(0.5))), brushes_[state_].border_brush.Get(), 1);
+    }
+
+    void ListItem::OnMouseEnterCore(events::MouseEventArgs& args)
+    {
+        if (GetState() == State::Select)
+            return;
+
+        if (IsAnyMouseButtonDown())
+            return;
+
+        SetState(State::Hover);
+    }
+
+    void ListItem::OnMouseLeaveCore(events::MouseEventArgs& args)
+    {
+        if (GetState() == State::Select)
+            return;
+
+        SetState(State::Normal);
+    }
+
+    void ListItem::OnMouseClickCore(events::MouseButtonEventArgs& args)
+    {
+        if (args.GetMouseButton() == MouseButton::Left)
+            SetState(State::Select);
+    }
 }
diff --git a/src/ui/controls/list_item.hpp b/src/ui/controls/list_item.hpp
index 8525e0e8..1de89b5f 100644
--- a/src/ui/controls/list_item.hpp
+++ b/src/ui/controls/list_item.hpp
@@ -1,5 +1,8 @@
 #pragma once
 
+#include <map>
+#include <initializer_list>
+
 #include "ui/control.hpp"
 
 namespace cru::ui::controls
@@ -9,8 +12,29 @@ namespace cru::ui::controls
     public:
         static constexpr auto control_type = L"ListItem";
 
+        enum class State
+        {
+            Normal,
+            Hover,
+            Select
+        };
+
+    private:
+        struct StateBrush
+        {
+            Microsoft::WRL::ComPtr<ID2D1Brush> border_brush;
+            Microsoft::WRL::ComPtr<ID2D1Brush> fill_brush;
+        };
+
     public:
-        static ListItem* Create();
+        static ListItem* Create(const std::initializer_list<Control*>& children)
+        {
+            const auto list_item = new ListItem();
+            for (auto control : children)
+                list_item->AddChild(control);
+            return list_item;
+        }
+
     private:
         ListItem();
     public:
@@ -19,5 +43,25 @@ namespace cru::ui::controls
         ListItem& operator=(const ListItem& other) = delete;
         ListItem& operator=(ListItem&& other) = delete;
         ~ListItem() override = default;
+
+        StringView GetControlType() const override;
+
+        State GetState() const
+        {
+            return state_;
+        }
+
+        void SetState(State state);
+
+    protected:
+        void OnDrawForeground(ID2D1DeviceContext* device_context) override;
+
+        void OnMouseEnterCore(events::MouseEventArgs& args) override final;
+        void OnMouseLeaveCore(events::MouseEventArgs& args) override final;
+        void OnMouseClickCore(events::MouseButtonEventArgs& args) override final;
+
+    private:
+        State state_ = State::Normal;
+        std::map<State, StateBrush> brushes_{};
     };
 }