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authorSzymon Kłos <szymon.klos@collabora.com>2021-02-03 16:44:35 +0100
committerJan Holesovsky <kendy@collabora.com>2021-03-02 11:22:20 +0100
commit33a0a52ebf5eea84b924498f45e8ca13269e509d (patch)
tree1ac87952dc17414939fc683d75f995a2ba19c47f /vcl
parent2bf7fa9d1c5977cb65184e9d524cc6df1e19ad20 (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> Reviewed-on: https://gerrit.libreoffice.org/c/core/+/111658 Tested-by: Jenkins CollaboraOffice <jenkinscollaboraoffice@gmail.com> Reviewed-by: Jan Holesovsky <kendy@collabora.com>
Diffstat (limited to 'vcl')
-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 72d05e61d35c..5456396b9199 100644
--- a/vcl/source/treelist/svimpbox.cxx
+++ b/vcl/source/treelist/svimpbox.cxx
@@ -312,6 +312,10 @@ 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;