執行開始
紅色綠色
藍色黑色
public class frmmain
inherits system.windows.forms.form
private sub frmmain_load(byval sender as system.object, byval e as system.eventargs) handles mybase.load
showcolor()
end sub
private sub showcolor()
dim inta, intr, intg, intb as integer
inta = vsba.value
intr = hsbr.value
intg = vsbg.value
intb = hsbb.value
piccolor.backcolor = color.fromargb(inta, intr, intg, intb)
lblresult.text = "a:" & " r:" & intr & "g:" & intg & " g:" & intg & " b:" & intb
end sub
private sub hsbr_scroll(byval sender as system.object, byval e as system.windows.forms.scrolleventargs) handles hsbr.scroll
showcolor()
end sub
private sub hsbb_scroll(byval sender as system.object, byval e as system.windows.forms.scrolleventargs) handles hsbb.scroll
showcolor()
end sub
private sub vsba_scroll(byval sender as system.object, byval e as system.windows.forms.scrolleventargs) handles vsba.scroll
showcolor()
end sub
private sub vsbg_scroll(byval sender as system.object, byval e as system.windows.forms.scrolleventargs) handles vsbg.scroll
showcolor()
end sub
end class
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