It works now, thank you.
Antonio Scuri <antonio.sc...@gmail.com> 于2018年6月26日周二 下午6:46写道：
> Sorry, I still think something in that way could be done, maybe calling
> IupFlush twice, one for the append and another for the scrollto.
>
> Best,
> Scuri
>
>
> Em ter, 26 de jun de 2018 06:24, max chen <trls...@gmail.com> escreveu:
>
>> I't didn't work .
>>
>> Antonio Scuri <antonio.sc...@gmail.com> 于2018年6月25日周一 下午10:23写道：
>>
>>> Ok. Probably the update is being hold in the GTK message processing.
>>> If you really need a fast update then you may try using IupFlush to force a
>>> message processing after setting SCROLLTO.
>>>
>>> Best,
>>> Scuri
>>>
>>>
>>> Em seg, 25 de jun de 2018 às 09:17, max chen <trls...@gmail.com>
>>> escreveu:
>>>
>>>> It work in a regular situation, for example, use a button to scroll to
>>>> bottom. But it did not work with timer.
>>>>
>>>> Antonio Scuri <antonio.sc...@gmail.com> 于2018年6月25日周一 下午7:59写道：
>>>>
>>>>> With the timer or in a regular situation?
>>>>>
>>>>> Em seg, 25 de jun de 2018 08:22, max chen <trls...@gmail.com>
>>>>> escreveu:
>>>>>
>>>>>> Yes, it works in Windows. But in Linux, I can't see the latest
>>>>>> appended string and the scroll bar will never reach the bottom.
>>>>>>
>>>>>> Antonio Scuri <antonio.sc...@gmail.com> 于2018年6月25日周一 下午6:14写道：
>>>>>>
>>>>>>> Hi,
>>>>>>>
>>>>>>> Your code is working in Windows and in Linux.
>>>>>>>
>>>>>>> In Linux it takes a little longer to update the scrollbar because
>>>>>>> of the fast pace of the timer, but it is updated.
>>>>>>>
>>>>>>> How does it behave on your system?
>>>>>>>
>>>>>>> Best,
>>>>>>> Scuri
>>>>>>>
>>>>>>>
>>>>>>> Em dom, 24 de jun de 2018 às 21:51, max chen <trls...@gmail.com>
>>>>>>> escreveu:
>>>>>>>
>>>>>>>> I want to use IupText to be a message output console, when message
>>>>>>>> append to IupText, I want to scroll to the bottom of IupText. I try the
>>>>>>>> following code, but it didn't work.
>>>>>>>>
>>>>>>>> [code]
>>>>>>>> #include <stdio.h>
>>>>>>>> #include <stdlib.h>
>>>>>>>> #include <string.h>
>>>>>>>> #include <iup.h>
>>>>>>>>
>>>>>>>> Ihandle *txt_message;
>>>>>>>>
>>>>>>>> int cb_timer(Ihandle *self)
>>>>>>>> {
>>>>>>>> static int val;
>>>>>>>> int line_cnt;
>>>>>>>>
>>>>>>>> IupSetStrf(txt_message, "APPEND", "[%d]TEST TXT\n\r", val++);
>>>>>>>> line_cnt = IupGetInt(txt_message, "LINECOUNT");
>>>>>>>> IupSetStrf(txt_message, "SCROLLTO", "%d:1", line_cnt);
>>>>>>>>
>>>>>>>> return IUP_DEFAULT;
>>>>>>>> }
>>>>>>>>
>>>>>>>> void create_main_dialog(void)
>>>>>>>> {
>>>>>>>> Ihandle *dlg;
>>>>>>>> Ihandle *timer;
>>>>>>>>
>>>>>>>> timer = IupTimer();
>>>>>>>> IupSetInt(timer, "TIME", 100);
>>>>>>>> IupSetCallback(timer, "ACTION_CB", (Icallback)cb_timer);
>>>>>>>> IupSetAttribute(timer, "RUN", "YES");
>>>>>>>>
>>>>>>>> txt_message = IupText(NULL);
>>>>>>>> IupSetAttribute(txt_message, "EXPAND", "YES");
>>>>>>>> IupSetAttribute(txt_message, "READONLY", "YES");
>>>>>>>> IupSetAttribute(txt_message, "MULTILINE", "YES");
>>>>>>>> IupSetAttribute(txt_message, "APPENDNEWLINE", "NO");
>>>>>>>>
>>>>>>>> dlg = IupDialog(
>>>>>>>> IupSetAttributes(IupVbox(
>>>>>>>> txt_message,
>>>>>>>> NULL), "NMARGIN=10x10,GAP=10")
>>>>>>>> );
>>>>>>>>
>>>>>>>> IupSetAttribute(dlg, "TITLE", "RTT STLINK");
>>>>>>>> IupSetAttribute(dlg, "RASTERSIZE", "800x600");
>>>>>>>> IupShowXY(dlg, IUP_CENTER, IUP_CENTER);
>>>>>>>> }
>>>>>>>>
>>>>>>>> int main(int ac, char** av)
>>>>>>>> {
>>>>>>>> IupOpen(&ac, &av);
>>>>>>>>
>>>>>>>> create_main_dialog();
>>>>>>>> IupMainLoop();
>>>>>>>>
>>>>>>>> IupClose();
>>>>>>>> return 0;
>>>>>>>> }
>>>>>>>> [/code]
>>>>>>>>
>>>>>>>> Iup 3.25, linux 4.47, gtk+3.0
>>>>>>>>
>>>>>>>> ------------------------------------------------------------------------------
>>>>>>>> Check out the vibrant tech community on one of the world's most
>>>>>>>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
>>>>>>>> _______________________________________________
>>>>>>>> Iup-users mailing list
>>>>>>>> Iup-users@lists.sourceforge.net
>>>>>>>> https://lists.sourceforge.net/lists/listinfo/iup-users
>>>>>>>>
>>>>>>>
>>>>>>> ------------------------------------------------------------------------------
>>>>>>> Check out the vibrant tech community on one of the world's most
>>>>>>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
>>>>>>> _______________________________________________
>>>>>>> Iup-users mailing list
>>>>>>> Iup-users@lists.sourceforge.net
>>>>>>> https://lists.sourceforge.net/lists/listinfo/iup-users
>>>>>>>
>>>>>>
>>>>>> ------------------------------------------------------------------------------
>>>>>> Check out the vibrant tech community on one of the world's most
>>>>>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
>>>>>> _______________________________________________
>>>>>> Iup-users mailing list
>>>>>> Iup-users@lists.sourceforge.net
>>>>>> https://lists.sourceforge.net/lists/listinfo/iup-users
>>>>>>
>>>>>
>>>>> ------------------------------------------------------------------------------
>>>>> Check out the vibrant tech community on one of the world's most
>>>>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
>>>>> _______________________________________________
>>>>> Iup-users mailing list
>>>>> Iup-users@lists.sourceforge.net
>>>>> https://lists.sourceforge.net/lists/listinfo/iup-users
>>>>>
>>>>
>>>> ------------------------------------------------------------------------------
>>>> Check out the vibrant tech community on one of the world's most
>>>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
>>>> _______________________________________________
>>>> Iup-users mailing list
>>>> Iup-users@lists.sourceforge.net
>>>> https://lists.sourceforge.net/lists/listinfo/iup-users
>>>>
>>>
>>> ------------------------------------------------------------------------------
>>> Check out the vibrant tech community on one of the world's most
>>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
>>> _______________________________________________
>>> Iup-users mailing list
>>> Iup-users@lists.sourceforge.net
>>> https://lists.sourceforge.net/lists/listinfo/iup-users
>>>
>>
>> ------------------------------------------------------------------------------
>> Check out the vibrant tech community on one of the world's most
>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
>> _______________________________________________
>> Iup-users mailing list
>> Iup-users@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/iup-users
>>
>
> ------------------------------------------------------------------------------
> Check out the vibrant tech community on one of the world's most
> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
> _______________________________________________
> Iup-users mailing list
> Iup-users@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/iup-users
>
------------------------------------------------------------------------------
Check out the vibrant tech community on one of the world's most
engaging tech sites, Slashdot.org! http://sdm.link/slashdot
_______________________________________________
Iup-users mailing list
Iup-users@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/iup-users
