[news.eclipse.platform.swt] Re: Two or more knobs on Scale

[xinuo.chen@xxxxxxxxx (Xinuo Chen)]

Hi Matthew, thanks for the reply

I need a scale with three knobs because the two sided ones are to control 
the range of the values and the middle one is to control the value.

if I use three scales, they will occupy too many spaces and make the 
dialog ugly.

However, if I have to write my own widget and it seems a trouble, then I 
will use 3 scale to fulfill my purpose :)

Thanks

Xinuo

If I use three 

Matthew Hall wrote:
> This is not possible using the native Scale control.  You will have to 
> write your own custom control to do this.

>
http://www.eclipse.org/articles/Article-Writing%20Your%20Own%20Widget/Writing%20Your%20Own%20Widget.htm

> Out of curiosity, what is the use case for such a control?  Is it 
> possible to fulfill your case using multiple scale controls, arranged 
> vertically rather than combining them into one scale?

> Matthew