Managing the hilite color of selected text

Pete pete at mollysrevenge.com
Tue Sep 27 20:49:55 EDT 2011


Never mind - I forgot to pass tabKey!  Sorry!
Pete
Molly's Revenge <http://www.mollysrevenge.com>




On Tue, Sep 27, 2011 at 5:07 PM, Pete <pete at mollysrevenge.com> wrote:

> Thanks Craig and Dave - I used Dave's suggestion (mainly because I'm not
> very familiar with using graphics in LC) and all seems to be working fine
> now.
>
> The only remaining issue I have now is how to figure out if I entered the
> field via a mouse click or a tab key.  Right now I have a tabKey handler in
> the control whose layer is 1 less than the layer of my text field.  In it, I
> set a custom property of the text field to indicate that I entered it via
> the tab key and check for that in the openField handler of the text field.
>
> For some reason, pressing tab in the control whose layer is 1 less than the
> text field doesn't give focus to the text field.  It's traversalOn property
> is true and lockText is false.  Any other reasons why I can't tab to it?  Or
> maybe there's a better way to deal with this situation?
>
> Thanks,
>
>
> Pete
> Molly's Revenge <http://www.mollysrevenge.com>
>
>
>
>
> On Tue, Sep 27, 2011 at 3:23 PM, <dunbarx at aol.com> wrote:
>
>> Pete:
>>
>>
>> Why not place a colored graphic over the selectedText? I have done this,
>> and though it seems like a kluge, well, it is a kluge, it is noneTheLess
>> simple and effective.
>>
>>
>> Craig Newman
>>
>>
>>
>>
>>
>> -----Original Message-----
>> From: Pete <pete at mollysrevenge.com>
>> To: How to use LiveCode <use-livecode at lists.runrev.com>
>> Sent: Tue, Sep 27, 2011 12:21 pm
>> Subject: Managing the hilite color of selected text
>>
>>
>> LC does not retain the hilite of any selected text in a field once you
>> click
>> on another control and does not restore it when you click back into the
>> field again.  I'm hoping to find a generalised solution to this.
>>
>> In other applications, it seems that the standard way of working is:
>>
>> - change the hilite of any selected text in a field to a light grey color
>> when another control is clicked
>>
>> - change the hilite back to the blue hilite color if the user tabs back
>> into
>> the field
>>
>> - clear the hilite completely if the user clicks back into the field
>>
>> That's the behavior I'm aiming for.
>>
>> So far, I have:
>>
>> - a mouseLeave handler that sets a custom property of the field to its
>> selectedChunk  and changes the backgroundcolor of the selectedchunk to
>> gray
>>
>> - a mouseEnter handler that uses the custom property to set the
>> backgroundcolor of the selected text back to blue again.
>>
>> So far so good.  What remains is to handle what happens when the user
>> arrives back into the field either by tabbing into it or by clicking into
>> it.
>>
>> So far I have tried to use an openField handler to achieve this.  Right
>> now,
>> I'm just trying to deal with the situation where the user clicks back into
>> the field, by setting the background color of the field to either empty or
>> white, but neither method removes the highlight from the selected text and
>> if I type more text into the field, it appears with the hilite background
>> color.  Even if I delete all the text in the field and type new text in,
>> it
>> still appears with the blue background color.
>>
>> The other issue is how to distinguish between the user clicking into the
>> field and tabbing into it.
>>
>> I'm pretty sure this must have come up before so hoping for some guidance
>> from anyone who has come up with the solution.
>>
>> Thanks,
>>
>>
>>
>> Pete
>> Molly's Revenge <http://www.mollysrevenge.com>
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>



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