From 5dc738a57930271194bd86673eb86f149096a7b2 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Tue, 19 Mar 2019 16:21:54 +0800
Subject: ...

---
 src/ui/window_class.cpp | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 src/ui/window_class.cpp

(limited to 'src/ui/window_class.cpp')

diff --git a/src/ui/window_class.cpp b/src/ui/window_class.cpp
new file mode 100644
index 00000000..456d9492
--- /dev/null
+++ b/src/ui/window_class.cpp
@@ -0,0 +1,25 @@
+#include "window_class.hpp"
+
+namespace cru::ui {
+WindowClass::WindowClass(const String& name, WNDPROC window_proc,
+                         HINSTANCE h_instance)
+    : name_(name) {
+  WNDCLASSEX window_class;
+  window_class.cbSize = sizeof(WNDCLASSEX);
+
+  window_class.style = CS_HREDRAW | CS_VREDRAW;
+  window_class.lpfnWndProc = window_proc;
+  window_class.cbClsExtra = 0;
+  window_class.cbWndExtra = 0;
+  window_class.hInstance = h_instance;
+  window_class.hIcon = LoadIcon(NULL, IDI_APPLICATION);
+  window_class.hCursor = LoadCursor(NULL, IDC_ARROW);
+  window_class.hbrBackground = GetSysColorBrush(COLOR_BTNFACE);
+  window_class.lpszMenuName = NULL;
+  window_class.lpszClassName = name.c_str();
+  window_class.hIconSm = NULL;
+
+  atom_ = ::RegisterClassExW(&window_class);
+  if (atom_ == 0) throw std::runtime_error("Failed to create window class.");
+}
+}  // namespace cru::ui
-- 
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