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VirtualTreeView: Fix "no parent window" error when VTV is in a high-dpi frame (issue #39362).

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wp_xyz 2021-09-10 14:42:10 +02:00
parent 19b127a2b1
commit eaea82f052
1 changed files with 1 additions and 1 deletions
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2
components/virtualtreeview/laz.virtualtrees.pas
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@ -26303,7 +26303,7 @@ procedure TBaseVirtualTree.AutoScale();
var
lTextHeight: Cardinal;
begin
if (toAutoChangeScale in TreeOptions.AutoOptions) then
if HandleAllocated and (toAutoChangeScale in TreeOptions.AutoOptions) then
begin
Canvas.Font.Assign(Self.Font);
lTextHeight := Canvas.TextHeight('Tg');