fInterface = new TGHorizontalFrame(this,fCanvasWidth);
- fMainFrame->AddFrame(fView, new TGLayoutHints(kLHintsLeft));
- fMainFrame->AddFrame(fColorSlider,new TGLayoutHints(kLHintsTop|kLHintsRight|kLHintsExpandX|kLHintsCenterY,kBorderSize/2));
+ fMainFrame->AddFrame(fView, new TGLayoutHints(kLHintsExpandX));
+ fMainFrame->AddFrame(fColorSlider,new TGLayoutHints(kLHintsTop|kLHintsRight|kLHintsCenterY,kBorderSize/2));
AliMUONPainterInterfaceHelper::SetBackgroundColor("MatrixFrame.ColorSlider",*fColorSlider);