| GUI.ClearText | Part of GUI module |
| Syntax | GUI.ClearText (widgetID : int)
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| Description | Clears all the text in a text box specified by widgetID. The widgetID parameter must be the widget id of a text box.
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| Example | The program lists 25 numbers in a text box. Every time the button is pressed, it clears the text box and prints the next 25 numbers.
import GUI
var boxID, buttonID, start : int
start := 1
procedure PrintTwentyFive
GUI.ClearText (boxID)
for i : start .. start + 24
GUI.AddLine (boxID, intstr (i))
end for
start += 25
end PrintTwentyFive
boxID := GUI.CreateTextBox (50, 50, 200, 200)
buttonID := GUI.CreateButton (50, 5, 0, "Next 25", PrintTwentyFive)
PrintTwentyFive
loop
exit when GUI.ProcessEvent
end loop
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| Execute | |
| Status | Exported qualified. This means that you can only call the function by calling GUI.ClearText, not by calling ClearText.
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| See also | GUI.CreateTextBox.
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