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TTaskDialog: In Execute, use the Handle of the current active form for the ParentWnd parameter.

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Based upon the documentation of Delphi: https://docwiki.embarcadero.com/Libraries/Alexandria/en/Vcl.Dialogs.TCustomTaskDialog.Execute
It makes Execute honour the tfRelativeToWindow flag.
This commit is contained in:
Bart 2023-07-29 23:29:53 +02:00
parent 732cfd1460
commit bff41e1f5d
1 changed files with 11 additions and 1 deletions
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12
lcl/include/taskdialog.inc
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@ -181,8 +181,18 @@ begin
end;
function TCustomTaskDialog.Execute: Boolean;
var
AParentWnd: HWND;
begin
Result := Execute(0);
//See: https://docwiki.embarcadero.com/Libraries/Alexandria/en/Vcl.Dialogs.TCustomTaskDialog.Execute
//If no handle is supplied, then the handle of the active form should be used.
//For that Delphi uses Application.ActiveFormHandle (the docs say so).
//Currently TApplication does not have a ActiveFormHandle property, so we use our own code for that.
if Assigned(Screen.ActiveCustomForm) then
AParentWnd := Screen.ActiveCustomForm.Handle
else
AParentWnd := 0;
Result := Execute(AParentWnd);
end;
procedure TCustomTaskDialog.SetButtons(const Value: TTaskDialogButtons);