added wxGLCanvas::IsDisplaySupported() (patch 1879906)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@51526 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2008-02-03 14:55:05 +00:00
parent a0bcd61bbc
commit 3f20f7d8a3
8 changed files with 66 additions and 7 deletions
--- a/src/msw/glcanvas.cpp
+++ b/src/msw/glcanvas.cpp
@@ -450,6 +450,14 @@ wxGLCanvas::ChooseMatchingPixelFormat(HDC hdc,
    return ::ChoosePixelFormat(hdc, ppfd);
 }

+/* static */
+bool wxGLCanvasBase::IsDisplaySupported(const int *attribList)
+{
+    // We need a device context to test the pixel format, so get one
+    // for the root window.
+    return wxGLCanvas::ChooseMatchingPixelFormat(ScreenHDC(), attribList) > 0;
+}
+
 bool wxGLCanvas::DoSetup(const int *attribList)
 {
    PIXELFORMATDESCRIPTOR pfd;