Trapping for mouseDown on the desktop on a Mac

Ray ray at linkit.com
Mon Oct 14 15:28:21 EDT 2013


Thanks for the heads-up.  Got me goofed uppa little as it's coming from 
Phil but signed as Paul.  I'll make a note of that.

On 10/14/2013 3:26 PM, Phil Davis wrote:
> "Phil" is Paul's nickname, I'm almost certain.  ;-)
> Phil
>
>
> On 10/14/13 12:19 PM, Ray wrote:
>> Phil,
>>
>> Many thanks for including this stack!  I'm in New York right now (out 
>> of town for me) but I'm anxious to get back home in a few days where 
>> I can experiment with this on my Mac.  Interesting how you've put the 
>> scripts in the card script but still need the field present to catch 
>> the message.  What I'd like to see is a stack with absolutely no 
>> objects in it receive the dragDrop message somewhere, either in the 
>> card script or the stack script.   But evidently we need to put 
>> 'dummy' controls like a field or an image on the card to trap for 
>> this message.  Please correct me if I'm wrong.
>>
>> Thanks,
>>
>> Ray
>>
>> On 10/13/2013 2:55 PM, Paul Hibbert wrote:
>>> Ken,
>>>
>>> I don't think you even need to go into a polling mode, as soon as 
>>> user drags an item onto a stack it triggers a 'dragMove' message so 
>>> trapping that should work on both platforms.
>>>
>>> Tried a few tests with a small stack and tackling the problem from a 
>>> different angle seems to do the trick on OSX and Win7.
>>>
>>> Ray, the test stack is here, hope it helps… 
>>> https://www.dropbox.com/s/hddd6qx0vmilsot/Drag%20and%20Drop%20text.livecode 
>>> - no restrictions on use!
>>>
>>> Paul
>>>
>>> On 2013-10-13, at 9:48 AM, Ken Ray wrote:
>>>
>>>> How about going into a polling mode, checking the dragData["files"] 
>>>> every second or so... it should start out empty, but as soon as the 
>>>> user starts to drag a file from the desktop, it should have 
>>>> something in it.
>>>>
>>>> Just a thought,
>>>>
>>>> Ken Ray
>>>> Sons of Thunder Software
>>>>
>>>>> On Oct 12, 2013, at 11:25 AM, Ray <ray at linkit.com> wrote:
>>>>>
>>>>> Phil - thanks for the suggestion but I just tried it and 
>>>>> no-can-do. For some reason, and this is a Mac-only behavior, when 
>>>>> I mouseDown on the desktop I can't see any messages at all which 
>>>>> are sent to Livecode.  The suspend message is sent if I mouseDown 
>>>>> on another stack, but not on a file on the desktop or the desktop 
>>>>> itself.
>>>>>
>>>>> Let me know if anything else comes to mind.
>>>>>
>>>>> Thanks,
>>>>>
>>>>> Ray
>>>>>
>>>>>> On 10/12/2013 10:51 AM, Phil Davis wrote:
>>>>>> Have you tried using 'suspend' instead of 'mouseDown' and 
>>>>>> 'suspendStack'? Should work the same on both platforms (famous 
>>>>>> last words!).
>>>>>>
>>>>>> Phil
>>>>>>
>>>>>>
>>>>>>> On 10/12/13 6:31 AM, Ray wrote:
>>>>>>> On Windows the instant there is a 'mouseDown' on the desktop the 
>>>>>>> current stack window goes inactive, thus triggering the 
>>>>>>> suspendStack message.  I use this to create a field which then 
>>>>>>> accepts dragDrops.  However, this is different on a Mac.  The 
>>>>>>> current stack window on a Mac waits until the mouse comes up on 
>>>>>>> a desktop click, thus defeating my scheme which creates the 
>>>>>>> field to accept a dragDrop as soon as the mouse goes down on the 
>>>>>>> desktop.
>>>>>>>
>>>>>>> Any ideas anybody on how to trap for a mouse down on the desktop 
>>>>>>> on a Mac?
>>>>>>>
>>>>>>> Many thanks,
>>>>>>>
>>>>>>> Ray
>>>>>>> LinkIt! Software
>>>>>>>
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