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

Tips (1541)

Database (90)
Files (137)
Forms (107)
Graphic (114)
IDE (21)
Indy (5)
Internet / LAN (130)
IntraWeb (0)
Math (76)
Misc (126)
Multimedia (45)
Objects/
ActiveX (51)

OpenTools API (3)
Printing (35)
Strings (83)
System (266)
VCL (242)

Top15

Tips sort by
component


Search Tip

Add new Tip

Add&Win Game

Advertising

26 Visitors Online


 
...change the graphic mode?
Autor: Simon Grossenbacher
Homepage: http://www.swissdelphicenter.ch
[ Print tip ]  

Tip Rating (4):  
     


procedure TForm1.FormCreate(Sender: TObject);
var
  
devmode: TDEVMODE;
  d: Integer;
  litem: TListItem;
  p: ^TDevmode;
begin
  
devmode.dmSize := SizeOf(TDevMode);
  devmode.dmDriverExtra := 0;
  d := 0;
  ListView1.Columns[0].Width := 400;
  while EnumDisplaySettings(nil, d, devmode) do
    with 
devmode do
    begin
      
Inc(d);
      litem := ListView1.Items.Add;
      litem.Caption := Format('Mode %3d : %dx%d, %d Colors   (%d Hz)',
        [d, dmPelsWidth, dmPelsHeight, 1 shl (dmBitsPerPel), dmDisplayFrequency]);
      New(p);
      p^ := Devmode;
      litem.Data := p;
    end;
end;

procedure TForm1.BitBtn1Click(Sender: TObject);
begin
  
ChangeDisplaySettings(TDevmode(ListView1.Selected.Data^), 0);
end;


 

Rate this tip:

poor
very good


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