[Gambas-user] How to set a slider value?

Aleksandrs Livshics aleks.l at ...1865...
Tue Aug 25 11:53:04 CEST 2009


I have just found that it works (without "stop event")
but only if i double click inside the slider, but NOT on it's
moving part ! 
Aleks

On Tuesday 25 August 2009 12:33:19 Fabien Bodard wrote:
> nevertheless it seem to be a bad idea... can't you prefer a default
> button ? to set the value ?... just put it at the right of the widget
>
> 2009/8/25 Fabien Bodard <gambas.fr at ...626...>:
> > you don't understand the stop event function..
> >
> > stop event stop the event propagation...(so the widjet stop to act)
> > but not the current sub execution !
> >
> > if you want to stop the sub too you need to add a 'return' keyword !
> >
> >
> >
> > if ok then
> >  stop event
> >  return
> > endif
> >
> > nevertheless send me a short sample exemple and i will see what i can do
> >
> > 2009/8/25 Aleksandrs Livshics <aleks.l at ...1865...>:
> >> On Monday 24 August 2009 17:33:39 Fabien Bodard wrote:
> >>> 2009/8/24 Aleksandrs Livshics <aleks.l at ...1865...>:
> >>> > Dear Gambas users,
> >>> > I am new to Gambas and my question may be silly,
> >>> > however I cannot find how to set a slider value in the
> >>> > code. (Not the initial value, this is easy)
> >>> > I want to specify some event (like double click on a slider)
> >>> > to force it to jump to a predefined position/value.
> >>> >
> >>> > If I write Dbl_click() method and use something like
> >>> > My_slider.value = The_value
> >>> > in it, then slider on screen does not move from where
> >>> > I have set it previously with a mouse. More precisely,
> >>> > It jumps to a position which corresponds to The_value
> >>> > and back to where it was before!
> >>> > Any ideas would be helpful.
> >>>
> >>> try to stop the event after setting the value
> >>>
> >>> public sub MySlider_DblClick()
> >>>   My_slider.value = The_value
> >>>   Stop Event
> >>> end
> >>
> >> Thank you for a quick reply. Unfortunately
> >> when I have added the "STOP EVENT " line
> >> nothing really has been changed. When I assign
> >> some value to the slider and PRINT it after the "STOP EVENT"
> >> I have the wanted value printed 2 TIMES and  then probably the
> >> "change"  event happens. In my "Change"
> >> I print the value again as you see below. It is printed also 2
> >> times and in both cases the old value is restored.
> >>
> >>
> >> PUBLIC SUB SMySlider_Change()
> >> PRINT "  Change -> ", MySlider.value
> >> END
> >>
> >> The slider on the screen shows the same:
> >> first it jumps to a specified position and the back...
> >> Alex
> >>
> >>
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