Restricting graphics to a field?

[Doug Lerner]

I think I understand your first message better than the "more complete"
followup. :)

I can't follow what you are suggesting about the field-under-an-image.

doug

On 1/16/04 9:17 AM, "Wouter" <wouter.abraham at pi.be> wrote:

> Sorry, I did it again, sending  before finishing.
> 
> 
> 
>>> Message: 4
>>> Date: Thu, 15 Jan 2004 11:06:59 -0700
>>> From: Dar Scott <dsc at swcp.com>
>>> Subject: Re: Restricting graphics to a field?
>>> To: How to use Revolution <use-revolution at lists.runrev.com>
>>> Message-ID: <9CC79790-4785-11D8-999A-000A9567A3E6 at swcp.com>
>>> Content-Type: text/plain; charset=US-ASCII; format=flowed
>>> 
>>> 
>>> On Thursday, January 15, 2004, at 10:52 AM, Jan Schenkel wrote:
>>> 
>>>> For some bizarre reason I was getting a huge strain of
>>>> mouseLeave/mouseEnter pairs whenever I moved the mouse
>>>> or tried to click.
>>> 
>>> Rats!  And it sounded like a good idea.
>>> 
>>> This might take lock messages in key places.  Or fasting.
>>> 
>>> Dar Scott
>>> 
>> 
>> Is this kind of doing what you are looking for?
>> Group some radiobuttons with tool names
>> !!! be careful the tool names are case sensitive
> Put a field under image "xxx" slightly larger than the image.
> Because once a line is drawn into an image and if the image
> is not filled with a color, it starts acting as a transparent image
> and not passing mouse messages on the free and not by
> line enclosed parts of the drawing.
> Set the script of the field to the following:
>> 
>> on mousemove
>>   if the mouseloc is within the rect of img "xxx"  then
>>     if the mouse is not down then
>>       put the hilitedbuttonname of group "tools" into a
>>       choose a tool
>>       checkformousewithin
>>     end if
>>   end if
>> end mousemove
>> 
>> on checkformousewithin
>>   if  the mouseloc is within the rect of img "xxx" or the mouse is
>> down then
>>     send "checkformousewithin" to me in 100 millisecs
>>   else
>>     choose browse tool
> ### take this out, only a left over
>   --- set the checking of me to false
> 
>>   end if
>> end checkformousewithin
>> 
>> mouseEnter and mouseLeave messages are not always trustworthy with
>> superposed controls and can screw up a handler depending on it.
>> 
>> Greetings,
>> WA
> 
> Regreetings,
> WA
> 
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