[Libreoffice-commits] core.git: vcl/source

[Szymon KÅ‚os (via logerrit)]

 vcl/source/treelist/svimpbox.cxx |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

New commits:
commit 7b4fa321200263f9aefb36c7b3b163b9d3116de6
Author:     Szymon Kłos <szymon.klos at collabora.com>
AuthorDate: Wed Feb 3 16:17:29 2021 +0100
Commit:     Szymon Kłos <szymon.klos at collabora.com>
CommitDate: Thu Feb 4 15:11:54 2021 +0100

    Invalidate IconView on scroll if has only one row
    
    When we have only one row the page size for scrollbar is
    set to 1 so delta is always 1. This prevents from invalidation
    when scrolling up using a scrollbar button and results in artifacts
    on the screen.
    
    Change-Id: I92ed0133450ba459e19b575d8c52d059464b1e33
    Reviewed-on: https://gerrit.libreoffice.org/c/core/+/110377
    Tested-by: Jenkins
    Reviewed-by: Szymon Kłos <szymon.klos at collabora.com>

diff --git a/vcl/source/treelist/svimpbox.cxx b/vcl/source/treelist/svimpbox.cxx
index 7d9bfbcfefb3..186810ff84c9 100644
--- a/vcl/source/treelist/svimpbox.cxx
+++ b/vcl/source/treelist/svimpbox.cxx
@@ -305,7 +305,7 @@ IMPL_LINK( SvImpLBox, ScrollUpDownHdl, ScrollBar *, pScrollBar, void )
 
     if( nDelta > 0 )
     {
-        if( nDelta == 1 )
+        if( nDelta == 1 && pScrollBar->GetPageSize() > 1)
             CursorDown();
         else
             PageDown( static_cast<sal_uInt16>(nDelta) );
@@ -313,7 +313,7 @@ IMPL_LINK( SvImpLBox, ScrollUpDownHdl, ScrollBar *, pScrollBar, void )
     else
     {
         nDelta *= -1;
-        if( nDelta == 1 )
+        if( nDelta == 1 && pScrollBar->GetPageSize() > 1)
             CursorUp();
         else
             PageUp( static_cast<sal_uInt16>(nDelta) );