4 files changed, 88 insertions, 8 deletions
diff --git a/src/win/gui/CMakeLists.txt b/src/win/gui/CMakeLists.txt
index b9d2862f..9e26f190 100644
--- a/src/win/gui/CMakeLists.txt
+++ b/src/win/gui/CMakeLists.txt
@@ -1,7 +1,5 @@
 add_library(cru_win_gui SHARED
-	TimerManager.hpp
-	WindowManager.hpp
-
+	Clipboard.cpp
 	Cursor.cpp
 	GodWindow.cpp
 	InputMethod.cpp
diff --git a/src/win/gui/Clipboard.cpp b/src/win/gui/Clipboard.cpp
new file mode 100644
index 00000000..62db4ed8
--- /dev/null
+++ b/src/win/gui/Clipboard.cpp
@@ -0,0 +1,82 @@
+#include "cru/win/gui/Clipboard.hpp"
+#include <winuser.h>
+#include "cru/common/Logger.hpp"
+#include "cru/win/gui/GodWindow.hpp"
+#include "cru/win/gui/UiApplication.hpp"
+
+namespace cru::platform::gui::win {
+WinClipboard::WinClipboard(WinUiApplication* application)
+    : application_(application) {}
+
+WinClipboard::~WinClipboard() {}
+
+String WinClipboard::GetText() {
+  auto god_window = application_->GetGodWindow();
+
+  if (!::OpenClipboard(god_window->GetHandle())) {
+    log::Warn(u"Failed to open clipboard.");
+    return {};
+  }
+
+  if (!::IsClipboardFormatAvailable(CF_UNICODETEXT)) {
+    log::Warn(u"Clipboard format for text is not available.");
+    return {};
+  }
+
+  auto handle = ::GetClipboardData(CF_UNICODETEXT);
+
+  if (handle == nullptr) {
+    log::Warn(u"Failed to get clipboard data.");
+    return {};
+  }
+
+  auto ptr = ::GlobalLock(handle);
+  if (ptr == nullptr) {
+    log::Warn(u"Failed to lock clipboard data.");
+    ::CloseClipboard();
+    return {};
+  }
+
+  String result(static_cast<wchar_t*>(ptr));
+
+  ::GlobalUnlock(handle);
+  ::CloseClipboard();
+
+  return result;
+}
+
+void WinClipboard::SetText(String text) {
+  auto god_window = application_->GetGodWindow();
+
+  if (!::OpenClipboard(god_window->GetHandle())) {
+    log::Warn(u"Failed to open clipboard.");
+    return;
+  }
+
+  auto handle = GlobalAlloc(GMEM_MOVEABLE, (text.size() + 1) * sizeof(wchar_t));
+
+  if (handle == nullptr) {
+    log::Warn(u"Failed to allocate clipboard data.");
+    ::CloseClipboard();
+    return;
+  }
+
+  auto ptr = ::GlobalLock(handle);
+  if (ptr == nullptr) {
+    log::Warn(u"Failed to lock clipboard data.");
+    ::GlobalFree(handle);
+    ::CloseClipboard();
+    return;
+  }
+
+  std::memcpy(ptr, text.c_str(), (text.size() + 1) * sizeof(wchar_t));
+
+  ::GlobalUnlock(handle);
+
+  if (::SetClipboardData(CF_UNICODETEXT, handle) == nullptr) {
+    log::Warn(u"Failed to set clipboard data.");
+  }
+
+  ::CloseClipboard();
+}
+}  // namespace cru::platform::gui::win
diff --git a/src/win/gui/GodWindow.cpp b/src/win/gui/GodWindow.cpp
index 7bce83a3..31974339 100644
--- a/src/win/gui/GodWindow.cpp
+++ b/src/win/gui/GodWindow.cpp
@@ -37,7 +37,7 @@ GodWindow::GodWindow(WinUiApplication* application) {
                          HWND_MESSAGE, nullptr, h_instance, nullptr);
 
   if (hwnd_ == nullptr)
-    throw Win32Error(::GetLastError(), "Failed to create god window.");
+    throw Win32Error(::GetLastError(), u"Failed to create god window.");
 }
 
 GodWindow::~GodWindow() {
diff --git a/src/win/gui/UiApplication.cpp b/src/win/gui/UiApplication.cpp
index dadcfc75..6cacc8b2 100644
--- a/src/win/gui/UiApplication.cpp
+++ b/src/win/gui/UiApplication.cpp
@@ -7,6 +7,8 @@
 #include "cru/win/DebugLogger.hpp"
 #include "cru/win/StdOutLogger.hpp"
 #include "cru/win/graphics/direct/Factory.hpp"
+#include "cru/win/gui/Base.hpp"
+#include "cru/win/gui/Clipboard.hpp"
 #include "cru/win/gui/Cursor.hpp"
 #include "cru/win/gui/Exception.hpp"
 #include "cru/win/gui/GodWindow.hpp"
@@ -43,6 +45,7 @@ WinUiApplication::WinUiApplication() {
   timer_manager_ = std::make_unique<TimerManager>(god_window_.get());
   window_manager_ = std::make_unique<WindowManager>(this);
   cursor_manager_ = std::make_unique<WinCursorManager>();
+  clipboard_ = std::make_unique<WinClipboard>(this);
 }
 
 WinUiApplication::~WinUiApplication() { instance = nullptr; }
@@ -112,9 +115,6 @@ ICursorManager* WinUiApplication::GetCursorManager() {
   return cursor_manager_.get();
 }
 
-IClipboard* WinUiApplication::GetClipboard() {
-  // TODO: Implement this.
-  return nullptr;
-}
+IClipboard* WinUiApplication::GetClipboard() { return clipboard_.get(); }
 
 }  // namespace cru::platform::gui::win