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two threads make error [message #17713]

Wed, 27 August 2008 12:50

TeCNoYoTTa
Messages: 138
Registered: July 2008
Location: Egypt

Experienced Member

hello all

i have a function that download a file and update GUI

i made 2 threads

the first to call this function and the second to wait for the first thread and after finishing the first thread it calls the function again to download another file

but after downloading first file this error appears

http://img205.imageshack.us/img205/8194/errorvh6.jpg

please help me as this problem annoys me very much

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Re: two threads make error [message #17714 is a reply to message #17713]

Wed, 27 August 2008 13:07

cocob
Messages: 156
Registered: January 2008

Experienced Member

Which thread modify the GUI, the main thread ?

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Re: two threads make error [message #17715 is a reply to message #17714]

Wed, 27 August 2008 13:11

TeCNoYoTTa
Messages: 138
Registered: July 2008
Location: Egypt

Experienced Member

i don't understand what is the main thread but GUI updating is in a gate in httpclient executerredirect method

thanks for repleing

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Re: two threads make error [message #17730 is a reply to message #17715]

Wed, 27 August 2008 16:21

mirek
Messages: 14291
Registered: November 2005

Ultimate Member

TeCNoYoTTa wrote on Wed, 27 August 2008 07:11

i don't understand what is the main thread but GUI updating is in a gate in httpclient executerredirect method

thanks for repleing

You cannot (at least with current U++).

You have to use PostCallback to communicate with the main thread.

Mirek

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