Author: Tomas Rutkauskas

How to create a popup menu for a tab of a TPageControl

Answer:

1   { ... }
2   uses
3     commctrl;
4   
5   procedure TabMenuPopup(APageControl: TPageControl; X, Y: Integer; );
6   var
7     hi: TTCHitTestInfo;
8     TabIndex: Integer;
9     p: TPoint;
10  begin
11    hi.pt.x := X;
12    hi.pt.y := Y;
13    hi.flags := 0;
14    TabIndex := APageControl.Perform(TCM_HITTEST, 0, longint(@hi));
15    p.x := APageControl.Left + X;
16    p.y := APageControl.Top + y;
17    p := ClientToScreen(p);
18    {Allows use of different menus for each tab...}
19    case TabIndex of
20      0: {on the first tab...}
21        PopupMenu1.Popup(P.x, P.Y);
22      1: {on the second tab...}
23        PopupMenu2.Popup(P.x, P.Y);
24    end;
25  end;
26  end;
27  
28  procedure TForm1.PageControl1MouseDown(Sender: TObject;
29    Button: TMouseButton; Shift: TShiftState; X, Y: Integer);
30  begin
31    if Button = mbRight then
32    begin
33      TabMenuPopup(PageControl1, X, Y);
34    end;
35  end;