[英]no refreshing FMX Controls
I have simple fmx form(Delphi 10.2 Tokyo): 我有简单的fmx表单(Delphi 10.2 Tokyo):
in code I show Button2 for second: 在代码中,我第二秒显示Button2:
procedure TForm6.FormCreate(Sender: TObject);
begin
Button2.Visible :=false;
end;
procedure TForm6.Button1Click(Sender: TObject);
begin
Button2.Visible := true;
TTask.Create(procedure
begin
Sleep(1000);
TThread.Synchronize(nil, procedure
begin
Button2.Visible := false;
//tries
//Button2.Repaint;
//Layout1.Repaint;
//Self.InvalidateRect(Self.Bounds);
//Application.ProcessMessages;
end);
end).Start;
end;
but after button2 hides, artefact appears. 但在button2隐藏之后,就会出现伪影。 Its gone after manually form resize. 手动调整大小后,它消失了。
How to force it to refresh? 如何迫使它刷新?
您需要使用
ShadowEfect1.UpdateParentEffects;
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