Improve error reporting in DFBScreen

Make it possible to pass a DFBResult* around to get notified of errors
in calling functions.

Reviewed-by: Donald Carr <donald.carr@nokia.com>

1 files changed, 8 insertions, 4 deletions

diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbscreen.h b/src/plugins/gfxdrivers/directfb/qdirectfbscreen.h
index 67df7390dd..5778b05d8b 100644
--- a/src/plugins/gfxdrivers/directfb/qdirectfbscreen.h
+++ b/src/plugins/gfxdrivers/directfb/qdirectfbscreen.h
@@ -149,13 +149,16 @@ public:
     Q_DECLARE_FLAGS(SurfaceCreationOptions, SurfaceCreationOption);
     IDirectFBSurface *createDFBSurface(const QImage &image,
                                        QImage::Format format,
-                                       SurfaceCreationOptions options);
+                                       SurfaceCreationOptions options,
+                                       DFBResult *result = 0);
     IDirectFBSurface *createDFBSurface(const QSize &size,
                                        QImage::Format format,
-                                       SurfaceCreationOptions options);
+                                       SurfaceCreationOptions options,
+                                       DFBResult *result = 0);
     IDirectFBSurface *copyDFBSurface(IDirectFBSurface *src,
                                      QImage::Format format,
-                                     SurfaceCreationOptions options);
+                                     SurfaceCreationOptions options,
+                                     DFBResult *result = 0);
     void flipSurface(IDirectFBSurface *surface, DFBSurfaceFlipFlags flipFlags,
                      const QRegion &region, const QPoint &offset);
     void releaseDFBSurface(IDirectFBSurface *surface);
@@ -182,7 +185,8 @@ public:
     static uchar *lockSurface(IDirectFBSurface *surface, uint flags, int *bpl = 0);
 private:
     IDirectFBSurface *createDFBSurface(DFBSurfaceDescription desc,
-                                       SurfaceCreationOptions options);
+                                       SurfaceCreationOptions options,
+                                       DFBResult *result);
     QDirectFBScreenPrivate *d_ptr;
     friend class SurfaceCache;
 };