[Gambas-user] WebTextArea vs. TextArea controlling events
Rolf-Werner Eilert
rwe-sse at osnanet.de
Thu Sep 29 12:43:49 CEST 2022
Good morning everyone!
Today I played a bit with WebTextArea and tried to implement some of the
events controlling key, mouse etc. compared to TextArea. I have 3.17.2
on this system.
Long time ago I wrote a little program controlling the keystrokes of
TextArea_KeyPress. This reads somewhat like this:
If key.Control Then 'Strg+Taste übergehen:
Stop Event
Else 'einfache Tasten alle übergehen:
Select Case key.Code
Case key.BackSpace, key.BackTab, key.Delete
Stop Event
Case key.Down, key.Up, key.Left, key.Right
Stop Event
Case key.Home, key.End, key.PageDown, key.PageUp
Stop Event
End Select
End If
I had also implemented my own linewrap to limit input to 70 characters a
line. All this runs pretty well there.
Now I wanted to know if there is a chance to implement this to a WebApp.
So I used WebTextArea and inserted the code above (and somewhat more)
from the old project to WebTextArea_KeyPress. But WebTextArea doesn't
seem to catch the keystrokes or at least the code doesn't have any
effect. Is there a chance to have it run like this?
Furthermore, I found that TextArea_MouseDown and _MouseUp don't exist.
These would be nice to have. Is there a technical reason they do not
exist, or have they just not been implemented yet?
Thanks for all insight!
Rolf
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