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LCL: Do not try to access a method of nil AControl in class procedure TDockHeader.PerformMouseDown, fixes crashes in some cases. Issue #41675, hint by Hans vB.

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This commit is contained in:
Maxim Ganetsky 2025-05-25 22:46:48 +03:00
parent 31a7b58b21
commit 38d47de87b
1 changed files with 2 additions and 0 deletions
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lcl/ldocktree.pas
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@ -504,6 +504,8 @@ end;
class procedure TDockHeader.PerformMouseDown(AControl: TControl;
APart: TLazDockHeaderPart);
begin
if AControl=nil then
exit;
case APart of
ldhpAll, ldhpCaption:
// mouse down on not buttons => start drag