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List:       kde-core-devel
Subject:    QTreeView bug (creating TT track and qt-copy patch)
From:       "=?UTF-8?Q?Rafael_Fern=C3=A1ndez_L=C3=B3pez?=" <ereslibre () gmail ! com>
Date:       2007-09-26 2:38:09
Message-ID: 93f85fee0709251938l1252a719m8717a6740093516 () mail ! gmail ! com
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[Attachment #2 (text/plain)]

Hey all,

Working with Dolphin I've found out that on QTreeView there is a small bug.

On some point if the smooth scrolling (scroll by pixels) is enabled we
get a division by zero.

Can I commit the attached patch to qt-copy for now ?


Bye,
Rafael Fernández López.

["fixTreeViewCrash.diff" (text/x-diff)]

Index: src/gui/itemviews/qtreeview.cpp
===================================================================
--- src/gui/itemviews/qtreeview.cpp	(revisión: 716358)
+++ src/gui/itemviews/qtreeview.cpp	(copia de trabajo)
@@ -2972,6 +2972,9 @@
     }
     // ScrollMode == ScrollPerPixel
     if (uniformRowHeights) {
+        if (!defaultItemHeight)
+            return -1;
+
         if (offset)
             *offset = -(value % defaultItemHeight);
         return value / defaultItemHeight;


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