X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7fc641aff97d5f100b94cabb0288d3c4261e5328..6cef0db28018fd2644ee4e38af715872e5242459:/src/mac/carbon/glcanvas.cpp?ds=sidebyside

diff --git a/src/mac/carbon/glcanvas.cpp b/src/mac/carbon/glcanvas.cpp
index a65fbe680a..5fe1661ddd 100644
--- a/src/mac/carbon/glcanvas.cpp
+++ b/src/mac/carbon/glcanvas.cpp
@@ -75,20 +75,27 @@ wxGLContext::~wxGLContext()
     }
 }
 
-void wxGLContext::SetCurrent(const wxGLCanvas& win) const
+bool wxGLContext::SetCurrent(const wxGLCanvas& win) const
 {
     if ( !m_aglContext )
-        return;
+        return false;
 
     AGLDrawable drawable = (AGLDrawable)GetWindowPort(
                                 MAC_WXHWND(win.MacGetTopLevelWindowRef()));
     if ( !aglSetDrawable(m_aglContext, drawable) )
+    {
         wxLogAGLError("aglSetDrawable");
+        return false;
+    }
 
     if ( !aglSetCurrentContext(m_aglContext) )
+    {
         wxLogAGLError("aglSetCurrentContext");
+        return false;
+    }
 
     wx_const_cast(wxGLCanvas&, win).SetViewport();
+    return true;
 }
 
 // ----------------------------------------------------------------------------
@@ -305,12 +312,26 @@ wxGLCanvas::~wxGLCanvas()
         aglDestroyPixelFormat(m_aglFormat);
 }
 
-void wxGLCanvas::SwapBuffers()
+/* static */
+bool wxGLCanvasBase::IsDisplaySupported(const int *attribList)
+{
+    AGLPixelFormat aglFormat = ChoosePixelFormat(attribList);
+
+    if ( !aglFormat )
+       return false;
+
+    aglDestroyPixelFormat(aglFormat);
+
+    return true;
+}
+
+bool wxGLCanvas::SwapBuffers()
 {
     AGLContext context = aglGetCurrentContext();
-    wxCHECK_RET( context, _T("should have current context") );
+    wxCHECK_MSG(context, false, _T("should have current context"));
 
     aglSwapBuffers(context);
+    return true;
 }
 
 void wxGLCanvas::SetViewport()
@@ -394,7 +415,7 @@ void wxGLCanvas::MacTopLevelWindowChangedPosition()
 
 void wxGLCanvas::MacVisibilityChanged()
 {
-    if ( MacIsReallyShown() != m_macCanvasIsShown )
+    if ( IsShownOnScreen() != m_macCanvasIsShown )
     {
         m_macCanvasIsShown = !m_macCanvasIsShown;
         MacUpdateView();