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authorSzymon Kłos <szymon.klos@collabora.com>2021-02-03 16:44:35 +0100
committerSzymon Kłos <szymon.klos@collabora.com>2021-02-04 15:12:36 +0100
commit50e345d50b72aad07776d4af343f41028640d83e (patch)
tree2bfa6a0985e214093d1bedf6a5fbcc41d183daac
parent217b9423e4bdabba096a9ab2440d796a69cdf5b5 (diff)
Don't skip lines if only one row in the list
Mouse wheel emits delta > 1 so if we see only one row but delta is 3 we skip then 2 rows. Change-Id: I136788d38a189c061a55cba12eef05c7a4733820 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/110379 Tested-by: Jenkins Reviewed-by: Szymon Kłos <szymon.klos@collabora.com>
-rw-r--r--vcl/source/treelist/svimpbox.cxx4
1 files changed, 4 insertions, 0 deletions
diff --git a/vcl/source/treelist/svimpbox.cxx b/vcl/source/treelist/svimpbox.cxx
index 186810ff84c9..7397305e0aba 100644
--- a/vcl/source/treelist/svimpbox.cxx
+++ b/vcl/source/treelist/svimpbox.cxx
@@ -293,6 +293,10 @@ IMPL_LINK( SvImpLBox, ScrollUpDownHdl, ScrollBar *, pScrollBar, void )
if( !nDelta )
return;
+ // when only one row don't skip lines
+ if (pScrollBar->GetPageSize() == 1)
+ nDelta = nDelta > 0 ? 1 : -1;
+
m_nFlags &= ~LBoxFlags::Filling;
m_bInVScrollHdl = true;