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Qt: do not send mousewheel event to lcl when combobox is dropped down. issue #27675

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git-svn-id: trunk@48394 -
This commit is contained in:
zeljko 2015-03-16 13:51:00 +00:00
parent 77e59cf3b8
commit 6e3dd69f06
1 changed files with 8 additions and 4 deletions
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12
lcl/interfaces/qt/qtwidgets.pas
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@ -8508,10 +8508,14 @@ begin
if not getVisible then
Result := FOwner.SlotMouseWheel(FOwner.Widget, Event)
else
Result := inherited EventFilter(Sender, Event);
// DebugLn('TQtScrollBar.EventFilter: QEventWheel ',dbgsName(LCLObject),' Result=',dbgs(Result));
begin
// issue #27675.Do not send wheel event from cbox when dropped down.
// LCL thinks that combobox sent that event so we have undesirable effects.
if (FOwner.ChildOfComplexWidget = ccwComboBox) and getEnabled then
Result := False
else
Result := inherited EventFilter(Sender, Event);
end;
// do not scroll when disabled or issue #25992
if not getEnabled then
Result := True