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Terminal Server not detecting double-clicks
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À
21/02/2001 09:09:06
Information générale
Forum:
Visual FoxPro
Catégorie:
Client/serveur
Divers
Thread ID:
00477928
Message ID:
00477974
Vues:
31
Hi!

I guess it is not a problem with Citrix but with VFP or even with a code in application controls.

The problem occurs because VFP fires Click event for first click. When this code runs slowly or make slow huge refreshes of interface parts, second click is not recognized by VFP causing it lost. Programmers often think in such case that this is a bug in VFP that causes double click not working, when really it is related to the delay between slow acting of the VFP application to the first click, thus VFP cannot process second click in the DblClick event for double click action because it did not finished previous code from the click event.

In your case the problem might be the same - with Citrix there is a significant delay compare to the usual running of the application, that might cause the same effect.

HTH.

>Has anyone experienced the problem of TS (with Citrix) not detecting double-clicks properly from a VFP app ?
>
>I have a Listbox with code in the DblClick Event to select the item (ie act as CmdOk.Click()).
>Works fine on a local FAT PC - but not when loaded onto TS. When I double-click (at whatever speed) then I get an hour glass come up app just seems to hang. Clicking elsewhere removes the hourglass and I'm back as though no clicks been done. If I triple click the correct action is taken !
>My first thought was that it was a configuration problem with TS or Citrix whereby not all mouse clicks are being picked up correctly. However- my colleague who has setup TS/Citrix has tried several different options and none seem to make a difference.
>I get the same problem when double-clicking in a grid row.
>
>However, when run Word and double-click on an AutoText entry this works fine - so seems to be a VFP-specific problem.
>
>Any suggestions/advice gratefully received.
Vlad Grynchyshyn, Project Manager, MCP
vgryn@yahoo.com
ICQ #10709245
The professional level of programmer could be determined by level of stupidity of his/her bugs

It is not appropriate to say that question is "foolish". There could be only foolish answers. Everybody passed period of time when knows nothing about something.
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