Check if mGraphics is valid

Change-Id: Idc8ffbfa10edb25f6d6779134e6b40c672fc6741

diff --git a/dali/internal/window-system/common/window-render-surface.cpp b/dali/internal/window-system/common/window-render-surface.cpp
index f86d7c2..e1a344f 100644 (file)
--- a/dali/internal/window-system/common/window-render-surface.cpp
+++ b/dali/internal/window-system/common/window-render-surface.cpp
@@ -204,9 +204,10 @@ void WindowRenderSurface::GetDpi( unsigned int& dpiHorizontal, unsigned int& dpi
 
 void WindowRenderSurface::InitializeGraphics()
 {
-
   mGraphics = &mAdaptor->GetGraphicsInterface();
 
+  DALI_ASSERT_ALWAYS( mGraphics && "Graphics interface is not created" );
+
   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
   mEGL = &eglGraphics->GetEglInterface();
 
@@ -258,13 +259,15 @@ void WindowRenderSurface::DestroySurface()
   DALI_LOG_TRACE_METHOD( gWindowRenderSurfaceLogFilter );
 
   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
+  if( eglGraphics )
+  {
+    DALI_LOG_RELEASE_INFO("WindowRenderSurface::DestroySurface: WinId (%d)\n", mWindowBase->GetNativeWindowId() );
 
-  DALI_LOG_RELEASE_INFO("WindowRenderSurface::DestroySurface: WinId (%d)\n", mWindowBase->GetNativeWindowId() );
-
-  Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
-  eglImpl.DestroySurface( mEGLSurface );
+    Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
+    eglImpl.DestroySurface( mEGLSurface );
 
-  mWindowBase->DestroyEglWindow();
+    mWindowBase->DestroyEglWindow();
+  }
 }
 
 bool WindowRenderSurface::ReplaceGraphicsSurface()