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delphi 双击隐藏Tabsheet
procedure Tzgda.PageControl1MouseDown(Sender: TObject; Button: TMouseButton; Shift: TShiftState; X, Y: Integer);
var
Index: Integer;
begin
//左键点击并且双击
if(Button = mbLeft) and (ssDouble in Shift) then
begin
Index := PageControl1.IndexOfTabAt(X, Y);
ifIndex >= 0 then
PageControl1.Pages[Index].TabVisible:=false;
end;
end;