whats new ¦  programming tips ¦  indy articles ¦  intraweb articles ¦  informations ¦  links ¦  interviews
 misc ¦  tutorials ¦  Add&Win Game

Tips (1548)

Database (90)
Files (137)
Forms (107)
Graphic (116)
IDE (21)
Indy (5)
Internet / LAN (131)
IntraWeb (0)
Math (76)
Misc (127)
Multimedia (45)
Objects/
ActiveX (51)

OpenTools API (3)
Printing (35)
Strings (83)
System (268)
VCL (243)

Top15

Tips sort by
component


Search Tip

Add new Tip

Add&Win Game

Advertising

36 Visitors Online


 
...hide the horizontal/vertical scrollbar in a TListView?
Autor: TOndrej
[ Print tip ]  

Tip Rating (34):  
     


type
  
TForm1 = class(TForm)
    ListView1: TListView;
    procedure FormCreate(Sender: TObject);
    procedure FormDestroy(Sender: TObject);
  private
    
FListViewWndProc: TWndMethod;
    procedure ListViewWndProc(var Msg: TMessage);
  public
   
{ Private declarations }
    
FShowHoriz: Boolean;
    FShowVert: Boolean;
  end;
  
var
  
Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.ListViewWndProc(var Msg: TMessage);
begin
  
ShowScrollBar(ListView1.Handle, SB_HORZ, FShowHoriz);
  ShowScrollBar(ListView1.Handle, SB_VERT, FShowVert);
  FListViewWndProc(Msg); // process message
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
  
FShowHoriz := True; // show the horiz scrollbar
  
FShowVert := False; // hide vert scrollbar
  
FListViewWndProc := ListView1.WindowProc; // save old window proc
  
ListView1.WindowProc := ListViewWndProc; // subclass
end;

procedure TForm1.FormDestroy(Sender: TObject);
begin
  
ListView1.WindowProc := FListViewWndProc; // restore window proc
  
FListViewWndProc := nil;
end;

 

Rate this tip:

poor
very good


Copyright © by SwissDelphiCenter.ch
All trademarks are the sole property of their respective owners