[Gambas-user] How top clearing a readonly textbox

T Lee Davidson t.lee.davidson at gmail.com
Sat Nov 26 17:19:50 CET 2022

On 11/26/22 11:02, gian via User wrote:
> If that's what you're referring to:
> https://lists.gambas-basic.org/pipermail/user/2022-November/077470.html
> I keep understanding it differently from yours.

Yes, that is the one to which I was referring. In that, he says:

> I'm trying to clear a form by going through all the controls and trying to "clear" them.
> I know it could be done with a lot of complex checking for what type of 
> control each one is but I was trying to avoid that.
>      Dim thisTextBox as TextBox
>      Dim thisTextArea as TextArea
>      ' etc etc etc etc
> ...
>      For Each ctl as Object in Me.Controls
> 	If ctl Is TextBox Then
> 		thisTextBox=ctl
> 		if not thisTextBox.ReadOnly then thisTextBox.Clear
> 	Else If ctl Is TextArea
> 		etc
> 	Else If ctl Is MyCustomTextBox
> 		etc
> 	Else If ctl Is etc etc etc etc for up to 3 gazillion control types and custom control types

 From the first sentence, I gather he is wanting to clear any control that has a Clear method. And, he mentions not only 
TextBox, but also TextArea, MyCustomTextBox, and "up to 3 gazillion control types and custom control types".

I hope that helps.


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