3 files changed, 14 insertions, 12 deletions
diff --git a/include/cru/platform/gui/Keyboard.hpp b/include/cru/platform/gui/Keyboard.hpp
index e12cccda..6c29239b 100644
--- a/include/cru/platform/gui/Keyboard.hpp
+++ b/include/cru/platform/gui/Keyboard.hpp
@@ -116,6 +116,7 @@ struct TagKeyModifier {};
 using KeyModifier = Bitmask<details::TagKeyModifier>;
 
 struct KeyModifiers {
+  static constexpr KeyModifier none{0};
   static constexpr KeyModifier shift{0b1};
   static constexpr KeyModifier ctrl{0b10};
   static constexpr KeyModifier alt{0b100};
diff --git a/include/cru/ui/controls/TextHostControlService.hpp b/include/cru/ui/controls/TextHostControlService.hpp
index 0bea52c8..9e6a08bc 100644
--- a/include/cru/ui/controls/TextHostControlService.hpp
+++ b/include/cru/ui/controls/TextHostControlService.hpp
@@ -70,8 +70,10 @@ class TextHostControlService : public Object {
   void SetSelection(gsl::index caret_position);
   void SetSelection(TextRange selection, bool scroll_to_caret = true);
 
-  void DeleteSelectedText();
+  void ChangeSelectionEnd(gsl::index new_end);
+  void AbortSelection();
 
+  void DeleteSelectedText();
   // If some text is selected, then they are deleted first. Then insert text
   // into caret position.
   void ReplaceSelectedText(std::u16string_view text);
@@ -92,10 +94,6 @@ class TextHostControlService : public Object {
 
   void SyncTextRenderObject();
 
-  void StartSelection(Index start);
-  void UpdateSelection(Index new_end);
-  void AbortSelection();
-
   void UpdateInputMethodPosition();
 
   template <typename TArgs>
@@ -106,16 +104,14 @@ class TextHostControlService : public Object {
         std::bind(handler, this, std::placeholders::_1));
   }
 
-  void SetUpHandlers();
-  void TearDownHandlers();
-
   void MouseMoveHandler(event::MouseEventArgs& args);
   void MouseDownHandler(event::MouseButtonEventArgs& args);
   void MouseUpHandler(event::MouseButtonEventArgs& args);
-  void KeyDownHandler(event::KeyEventArgs& args);
   void GainFocusHandler(event::FocusChangeEventArgs& args);
   void LoseFocusHandler(event::FocusChangeEventArgs& args);
 
+  void SetUpShortcuts();
+
  private:
   gsl::not_null<Control*> control_;
   gsl::not_null<ITextHostControl*> text_host_control_;
@@ -136,6 +132,6 @@ class TextHostControlService : public Object {
   helper::ShortcutHub shortcut_hub_;
 
   // true if left mouse is down and selecting
-  bool mouse_move_selecting_;
+  bool mouse_move_selecting_ = false;
 };
 }  // namespace cru::ui::controls
diff --git a/include/cru/ui/helper/ShortcutHub.hpp b/include/cru/ui/helper/ShortcutHub.hpp
index a4ff2da2..fe3414fe 100644
--- a/include/cru/ui/helper/ShortcutHub.hpp
+++ b/include/cru/ui/helper/ShortcutHub.hpp
@@ -19,8 +19,9 @@ namespace cru::ui::helper {
 
 class ShortcutKeyBind {
  public:
-  ShortcutKeyBind(platform::gui::KeyCode key,
-                  platform::gui::KeyModifier modifier)
+  ShortcutKeyBind(
+      platform::gui::KeyCode key,
+      platform::gui::KeyModifier modifier = platform::gui::KeyModifiers::none)
       : key_(key), modifier_(modifier) {}
 
   CRU_DEFAULT_COPY(ShortcutKeyBind)
@@ -111,6 +112,8 @@ class ShortcutHub : public Object {
   const std::vector<ShortcutInfo>& GetShortcutByKeyBind(
       const ShortcutKeyBind& key_bind) const;
 
+  IEvent<event::KeyEventArgs&>* FallbackKeyEvent() { return &fallback_event_; }
+
   void Install(controls::Control* control);
   void Uninstall();
 
@@ -124,6 +127,8 @@ class ShortcutHub : public Object {
 
   int current_id_ = 1;
 
+  Event<event::KeyEventArgs&> fallback_event_;
+
   EventRevokerListGuard event_guard_;
 };
 }  // namespace cru::ui::helper