From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Wed, 30 Jun 2004 15:44:11 +0000 (+0000)
Subject: added WindowHDC similar to Screen/MemoryHDC
X-Git-Url: https://git.saurik.com/wxWidgets.git/commitdiff_plain/2ff56383e629e79a3f4d1ce973e2345c7d4777ea

added WindowHDC similar to Screen/MemoryHDC


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@28103 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---

diff --git a/include/wx/msw/private.h b/include/wx/msw/private.h
index 02c754a486..c7aebfc709 100644
--- a/include/wx/msw/private.h
+++ b/include/wx/msw/private.h
@@ -348,6 +348,22 @@ private:
     DECLARE_NO_COPY_CLASS(ScreenHDC)
 };
 
+// the same as ScreenHDC but for window DCs
+class WindowHDC
+{
+public:
+    WindowHDC(HWND hwnd) { m_hdc = ::GetDC(m_hwnd = hwnd); }
+   ~WindowHDC() { ::ReleaseDC(m_hwnd, m_hdc); }
+
+    operator HDC() const { return m_hdc; }
+
+private:
+   HWND m_hwnd;
+   HDC m_hdc;
+
+   DECLARE_NO_COPY_CLASS(WindowHDC)
+};
+
 // the same as ScreenHDC but for memory DCs: creates the HDC compatible with
 // the given one (screen by default) in ctor and destroys it in dtor
 class MemoryHDC