Merge pull request #11 from crupest/listitem

Add ListItem.

1 files changed, 62 insertions, 0 deletions

diff --git a/src/ui/controls/list_item.cpp b/src/ui/controls/list_item.cpp
new file mode 100644
index 00000000..bdd44273
--- /dev/null
+++ b/src/ui/controls/list_item.cpp
@@ -0,0 +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);
+    }
+}