From 75e7968ae591208229a0077ab830c3d30dcf0808 Mon Sep 17 00:00:00 2001
From: Marco Martin <notmart@gmail.com>
Date: Mon, 8 Jun 2009 21:06:23 +0000
Subject: [PATCH] don't make a loop of scrollbar updating->position updating

svn path=/trunk/KDE/kdelibs/; revision=979074
---
 widgets/scrollwidget.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/widgets/scrollwidget.cpp b/widgets/scrollwidget.cpp
index 9e50ddfb2..def6b1d2f 100644
--- a/widgets/scrollwidget.cpp
+++ b/widgets/scrollwidget.cpp
@@ -270,8 +270,12 @@ bool ScrollWidget::eventFilter(QObject *watched, QEvent *event)
         d->adjustScrollbars();
         d->adjustClipping();
     } else if (watched == d->widget && event->type() == QEvent::GraphicsSceneMove) {
+        d->horizontalScrollBar->blockSignals(true);
+        d->verticalScrollBar->blockSignals(true);
         d->horizontalScrollBar->setValue(-d->widget->pos().x()/10);
         d->verticalScrollBar->setValue(-d->widget->pos().y()/10);
+        d->horizontalScrollBar->blockSignals(false);
+        d->verticalScrollBar->blockSignals(false);
     }
 
     return false;