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
>
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