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

28 Visitors Online


 
...use the joystick?
Autor: Thomas Stutz
[ Print tip ]  

Tip Rating (4):  
     


uses
  
MMSYSTEM;

var
  
MyJoy: TJoyInfo;
  ErrorResult: MMRESULT;
begin
  
ErrorResult := joyGetPos(joystickid1, @MyJoy);
  if ErrorResult = JOYERR_NOERROR then
  begin
    
TrackBar1.Position := MyJoy.wypos;
    TrackBar2.Position := MyJoy.wxpos;
    RadioButton1.Checked := (MyJoy.wbuttons and joy_button1) > 0;
    RadioButton2.Checked := (MyJoy.wbuttons and joy_button2) > 0;
  end 
else
   case 
ErrorResult of
     
MMSYSERR_NODRIVER: ShowMessage('No Joystick driver present');
     MMSYSERR_INVALPARAM: ShowMessage('Invalid Joystick Paramameters');
     JOYERR_UNPLUGGED: ShowMessage('Joystick is Unplugged');
   else 
ShowMessage('Unknown error with Joystick');
 end;

end;


 

Rate this tip:

poor
very good


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