From ff22ebc213dbe384b954d4015666e7c29a4517d2 Mon Sep 17 00:00:00 2001
From: Carsten Niehaus <cniehaus@gmx.de>
Date: Mon, 18 Jul 2005 09:28:35 +0000
Subject: [PATCH] Change back to the Show/Hide-notation to make the menu
 consistent.

CCBUG:109080

svn path=/trunk/KDE/kdeedu/kalzium/src/spectrum.cpp; revision=435803
---
 kalzium/src/spectrum.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kalzium/src/spectrum.cpp b/kalzium/src/spectrum.cpp
index 2893620..fa8cc5a 100644
--- a/kalzium/src/spectrum.cpp
+++ b/kalzium/src/spectrum.cpp
@@ -127,6 +127,7 @@ SpectrumWidget::~SpectrumWidget(){}
 
 void SpectrumWidget::paintEvent( QPaintEvent * /*e*/ )
 {
+	if ( !m_spectrum ) return;
 	QPainter p;
 	p.begin( this );
 	p.fillRect( 0, 0, width(), m_realHeight, Qt::black ); 
-- 
2.47.3