...

3 files changed, 84 insertions, 3 deletions

diff --git a/include/cru/ui/Base.hpp b/include/cru/ui/Base.hpp
index 0c0a4783..6be359ab 100644
--- a/include/cru/ui/Base.hpp
+++ b/include/cru/ui/Base.hpp
@@ -8,9 +8,6 @@
 #include <optional>
 #include <vector>
 
-// Change 0 to 1 to enable debug layout log.
-#define CRUUI_DEBUG_LAYOUT 0
-
 namespace cru::ui {
 //-------------------- region: import --------------------
 using cru::platform::Color;
diff --git a/include/cru/ui/DebugFlags.hpp b/include/cru/ui/DebugFlags.hpp
new file mode 100644
index 00000000..a0003e9d
--- /dev/null
+++ b/include/cru/ui/DebugFlags.hpp
@@ -0,0 +1,6 @@
+#pragma once
+
+namespace cru::ui::debug_flags {
+constexpr bool layout = false;
+constexpr bool shortcut = true;
+}  // namespace cru::ui::debug_flags
diff --git a/include/cru/ui/ShortcutHub.hpp b/include/cru/ui/ShortcutHub.hpp
new file mode 100644
index 00000000..9995a4e1
--- /dev/null
+++ b/include/cru/ui/ShortcutHub.hpp
@@ -0,0 +1,78 @@
+#pragma once
+#include "Base.hpp"
+
+#include "cru/platform/native/Keyboard.hpp"
+
+#include <functional>
+#include <optional>
+#include <string>
+#include <string_view>
+#include <vector>
+
+namespace cru::ui {
+
+class ShortcutKeyBind {
+ public:
+  ShortcutKeyBind(platform::native::KeyCode key,
+                  platform::native::KeyModifier modifier)
+      : key_(key), modifier_(modifier) {}
+
+  CRU_DEFAULT_COPY(ShortcutKeyBind)
+  CRU_DEFAULT_MOVE(ShortcutKeyBind)
+
+  ~ShortcutKeyBind() = default;
+
+  platform::native::KeyCode GetKey() const { return key_; }
+  platform::native::KeyModifier GetModifier() const { return modifier_; }
+
+  bool Is(platform::native::KeyCode key,
+          platform::native::KeyModifier modifier) const {
+    return key == key_ && modifier == modifier_;
+  }
+
+  bool operator==(const ShortcutKeyBind& other) const {
+    return this->key_ == other.key_ && this->modifier_ == other.modifier_;
+  }
+
+  bool operator!=(const ShortcutKeyBind& other) const {
+    return !this->operator==(other);
+  }
+
+ private:
+  platform::native::KeyCode key_;
+  platform::native::KeyModifier modifier_;
+};
+
+struct ShortcutInfo {
+  std::u16string name;
+  ShortcutKeyBind key_bind;
+  std::function<bool()> handler;
+};
+
+class ShortcutHub : public Object {
+ public:
+  ShortcutHub();
+
+  CRU_DELETE_COPY(ShortcutHub)
+  CRU_DELETE_MOVE(ShortcutHub)
+
+  ~ShortcutHub() override;
+
+  // Handler return true if it consumes the shortcut. Or return false if it does
+  // not handle the shortcut. Name is just for debug.
+  int RegisterShortcut(std::u16string name, ShortcutKeyBind bind,
+                       std::function<bool()> handler);
+
+  void UnregisterShortcut(int id);
+
+  std::vector<ShortcutInfo> GetAllShortcuts() const;
+  std::optional<ShortcutInfo> GetShortcut(int id) const;
+  std::vector<ShortcutInfo> GetShortcutByKeyBind(
+      const ShortcutKeyBind& key_bind) const;
+
+  void Install(Control* control);
+  void Uninstall();
+
+ private:
+};
+}  // namespace cru::ui