X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/85866f52b3fe2c781e57cf20354306c3dc23f34e..92c01615ecb4afeb325e5148554b443fed830534:/src/unix/glx11.cpp

diff --git a/src/unix/glx11.cpp b/src/unix/glx11.cpp
index b4a8b2d147..780029891d 100644
--- a/src/unix/glx11.cpp
+++ b/src/unix/glx11.cpp
@@ -68,26 +68,26 @@ wxGLContext::~wxGLContext()
     glXDestroyContext( wxGetX11Display(), m_glContext );
 }
 
-void wxGLContext::SetCurrent(const wxGLCanvas& win) const
+bool wxGLContext::SetCurrent(const wxGLCanvas& win) const
 {
     if ( !m_glContext )
-        return;
+        return false;
 
     const Window xid = win.GetXWindow();
-    wxCHECK_RET( xid, _T("window must be shown") );
+    wxCHECK2_MSG( xid, return false, _T("window must be shown") );
 
-    MakeCurrent(xid, m_glContext);
+    return MakeCurrent(xid, m_glContext);
 }
 
 // wrapper around glXMakeContextCurrent/glXMakeCurrent depending on GLX
 // version
 /* static */
-void wxGLContext::MakeCurrent(GLXDrawable drawable, GLXContext context)
+bool wxGLContext::MakeCurrent(GLXDrawable drawable, GLXContext context)
 {
     if (wxGLCanvas::GetGLXVersion() >= 13)
-        glXMakeContextCurrent( wxGetX11Display(), drawable, drawable, context);
+        return glXMakeContextCurrent( wxGetX11Display(), drawable, drawable, context);
     else // GLX <= 1.2 doesn't have glXMakeContextCurrent()
-        glXMakeCurrent( wxGetX11Display(), drawable, context);
+        return glXMakeCurrent( wxGetX11Display(), drawable, context);
 }
 
 // ============================================================================
@@ -297,6 +297,24 @@ wxGLCanvasX11::InitXVisualInfo(const int *attribList,
     return *pXVisual != NULL;
 }
 
+/* static */
+bool
+wxGLCanvasBase::IsDisplaySupported(const int *attribList)
+{
+    GLXFBConfig *fbc = NULL;
+    XVisualInfo *vi = NULL;
+
+    const bool
+        isSupported = wxGLCanvasX11::InitXVisualInfo(attribList, &fbc, &vi);
+
+    if ( fbc )
+        XFree(fbc);
+    if ( vi )
+        XFree(vi);
+
+    return isSupported;
+}
+
 // ----------------------------------------------------------------------------
 // default visual management
 // ----------------------------------------------------------------------------
@@ -351,12 +369,13 @@ int wxGLCanvasX11::GetGLXVersion()
     return s_glxVersion;
 }
 
-void wxGLCanvasX11::SwapBuffers()
+bool wxGLCanvasX11::SwapBuffers()
 {
     const Window xid = GetXWindow();
-    wxCHECK_RET( xid, _T("window must be shown") );
+    wxCHECK2_MSG( xid, return false, _T("window must be shown") );
 
     glXSwapBuffers(wxGetX11Display(), xid);
+    return true;
 }
 
 bool wxGLCanvasX11::IsShownOnScreen() const