GUI enabling/disabling of controls: Difference between revisions
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(send frame show #t)
</lang>
=={{header|Ring}}==
<lang ring>
Load "guilib.ring"
MyApp = New qApp {
num = 0
win1 = new qWidget() {
setwindowtitle("Hello World")
setGeometry(100,100,370,250)
btn1 = new qpushbutton(win1) {
setGeometry(50,200,100,30)
settext("Increment")
setclickevent("Increment()")}
btn2 = new qpushbutton(win1) {
setGeometry(200,200,100,30)
settext("Decrement")
setclickevent("Decrement()")}
lineedit1 = new qlineedit(win1) {
setGeometry(10,100,350,30)
settext("0")}
show()}
exec()}
func Increment
lineedit1{ num = text()}
num = string(number(num)+1)
lineedit1.settext(num)
if number(num)>9 btn1.setDisabled(True) ok
func Decrement
lineedit1{ num = text()}
num = string(number(num)-1)
lineedit1.settext(num)
if number(num)<0 btn2.setDisabled(True) ok
</lang>
Output:
[[File:CalmoSoftGui.jpg]]
=={{header|Ruby}}==
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