[squeak-dev] continuous display of cursor position

Ken G. Brown kbrown at mac.com
Fri Jan 4 03:44:39 UTC 2013


Have a look at and try:
HandMorph showEvents: true.

   Ken G. Brown

On 2013-01-03, at 7:50 PM, Ralph Boland wrote:

> I would like to create a small TextMorph that continuously displays the position
> of the cursor.  To do this I need to write something of the form:
> 
> true whileTrue: [
>    x := self getCursorPosition.
>    textMorph display: x.
>    self sleep:  10   "milliseconds"]
> 
> I plan to use this when investigating some morph that is not displaying the way
> I expect it to.
> 
> Can someone provide me with hints as how to properly do this or point
> me to a package that already does this or something similar?
> 
> I have searched the code and the Internet.  I found that "getCursorPosition"
> can be implemented as:
> 
>     "World activeHand position"
> 
> I can also figure out how to build the Morph I need to display the
> Cursor position.
> 
> I don't know how to implement "sleep:"
> I am not sure if I should use an infinite loop as I have.
> 
> An alternative to the TextMorph I want is to construct a cursor that
> continuously displays its
> position but I prefer my original plan.
> 
> Any help much appreciated.
> 
> Ralph Boland
> 



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