Peter,
Tried that and no matter how much you delay it makes no difference.
Dave
-----Original Message-----
From: ProFox [mailto:[email protected]] On Behalf Of Peter Cushing
Sent: 04 June 2015 14:16
To: [email protected]
Subject: Re: FW: Programatic moving of items in listbox
Hi Dave/Tom,
Have you tried really slowing down to say a second or more to see if you are
not giving it enough time to refresh?
Peter
On 03/06/2015 16:08, Tom Dawson wrote:
> Gentleman,
> Been working on this a couple of hours now and almost cracked it but here is
> the scenario:
>
> 1. Listbox with multiple items in it
> 2. Moverbars property set to .T. so you can manually drag an item up
> or down the list
>
> Simple so far. We are implementing this on a touch screen and the moverbars
> are too small for chunky fingers to accurately navigate to whatever sze you
> set the listbox font at – i.e. the moverbars stay the same size.
>
> So I thought, no problem, if I put two buttons outside the list and then feed
> the keyboard “{CTRL+UPARROW” ore “CTRL+DNARROW” into the keyboard buffer
> after selecting focus to the listbox then I can manually move any item up and
> down … this works perfectly ad you can see the selected row moving up or down
> the listbox no problem.
>
> Phase 2 SHOULD have been to allow continuous movement of an item in the
> listbox by keeping the Up/Down button pressed so I set up a little routine in
> the Mousedown event of both the up and down button to sleepfoe 1000 milli
> seconds and then send the keystrokes detailed above by a raisevent(This,
> “Click”) and wralling this in a loop whilst the mouse is pressed. Once again
> no problem apart from the line in the listbox is moved but you cannot see it
> moving up/down a step at a time. Hence you keep the button pressed and only
> when you let go does the item in the listbox appear in the new position.
>
> I have tried resetting focus to the listbox after each keyboard forcing as
> well as refreshing the listbox after each forced keystroke but to no avail.
>
> Quite simply I want to see the item moving in the listbox one row at a time
> either up or down and not simply when you stop pressing the up/down buttons
> outside the listbox, and I can’t seem to make it happen despite putting in
> sleep/timing loops at various places to slow the movement up so VFP can
> refresh the screen more often.
>
> So, in the button “Click” event I have:
> * Start of Code
> Thisform.List1.SetFocus
> keyboard "{CTRL+DNARROW}"
> Raiseevent(Thisform.List1, "Refresh")
> *
> Return
> * End of Code
> ******
>
> And in the button “MouseDown” event I have:
> * Start of Code
> LPARAMETERS nButton, nShift, nXCoord, nYCoord declare Sleep in Win32API ;
> integer nMilliseconds
> nMS=1000
>
> do case
> case nButton = 1 && left Button
> *
> DO WHILE MDOWN()
> Sleep(nMS)
> Raiseevent(This, "Click")
> enddo
> *
> endcase
> *
> Return
> * End of Code
> ******
>
> Anyone any ideas?? It seems such a simple exercise to do...
>
> Dave and Tom
>
>
>
>
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