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& l0 `/ x1 |" T【NX二次开发源码分享】关闭NX后,做点儿事
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E) a+ N) X/ @* E- D& G[mw_shl_code=c,true]/*5 ~8 q: ~* e% G
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ufusr_ask_unload is invoked immediately following the completion of ufusr: w l1 Y; t6 p' {. c
(or ufsta when the dll is run from a startup folder) to find out when you' y5 [4 R# ?3 |8 f
want the dll to be unloaded. If ufusr_ask_unload returns
( O; o- g" c( Z$ {4 ~$ w8 k: C3 u UF_UNLOAD_UG_TERMINATE, the ufusr_cleanup is called right before the dll is
! h" l3 |( e5 C2 q6 D unload when NX is terminating. To prove to yourself that this works, set& V2 z# _+ e/ Y0 y1 ~; i3 i
the environment variable UGII_KEEP_SYSTEM_LOG=1 so that the syslog will not6 K* \' ] a( K4 `# ?+ ]
automatically be cleaned up when NX terminates. Start NX. Use Help-> NX* a, S& k0 C4 s, U
Log File and make a note of the full path to the syslog which will be shown" m7 a9 P* P: a X
as its own first line. Run the dll built from this code (nothing noticable; j# Y' O5 w6 u6 V
will happen.) Exit NX. Find the syslog and open it in any text editor to
$ \+ ~4 f, z. z4 B/ o/ m" B/ k see this line near the bottom:% a% C: s) s" r( [) R
# a0 g7 Q+ T* \6 H1 }
NX is shutting down - running ufusr_cleanup/ U5 ]8 R9 i$ t5 x$ t9 h5 @. O; M1 O2 Z
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#include <stdio.h>1 `' l1 S, l$ Y; m
#include <string.h>) Y! Q& S9 ]4 `8 g" b
#include <uf.h>
1 S: G) }7 N. r W9 A; h8 L3 b#include <uf_ui.h>
( |. f2 h+ L& B% d#include <uf_exit.h>. l+ ^3 T1 S1 A' l
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#include <stdarg.h>
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static void ECHO(char *format, ...)
# F$ s3 I! m! h8 @{
3 ?0 h5 c6 C5 M2 r5 F char msg[UF_UI_MAX_STRING_LEN+1];! k0 ^/ X P5 T- J9 I
va_list args;. S; h2 r, q( q2 j1 [) m8 U
va_start(args, format);( s0 T* P& Z; H7 ?4 o: a E" ]
vsprintf(msg, format, args);7 S4 e- X9 l# I- u8 N
va_end(args);3 n$ o" X) ^% w: w+ p( |
UF_UI_open_listing_window();+ J- J, `; w% |. [4 k3 [
UF_UI_write_listing_window(msg);
. w5 o; O( {8 i9 @; w+ F UF_print_syslog(msg, FALSE);
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#define UF_CALL(X) (report_error( __FILE__, __LINE__, #X, (X)))
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static int report_error( char *file, int line, char *call, int irc). K8 i( z/ X9 G
{
. s' I$ ~6 G1 f+ p# K if (irc)9 Q7 x& S d% S5 m5 T
{% U) a# B: ^' M9 M: B' s8 l
char err[133];- ]+ o: |. v: N; I% |8 ~
# h+ l) R7 \4 Y1 [* X( L+ }; f UF_get_fail_message(irc, err);: P, w4 W' a$ s% h
ECHO("*** ERROR code %d at line %d in %s:\n",
7 r! F2 K$ t6 K, X- D! t8 \8 E& U% ` irc, line, file);
4 q% ^. e3 }8 z) I; M# E3 a6 ?3 { ECHO("+++ %s\n", err);, [, h( l W. y6 p; A6 H
ECHO("%s;\n", call);
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return(irc);
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( {# m% r5 Q# z) n/*ARGSUSED*/; u9 K/ h4 A) |$ Y
void ufusr(char *param, int *reTCode, int paramLen)
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; ~3 A7 h6 c+ c8 Y
/*ARGSUSED*/0 n3 ^, Q0 W' M3 s# D( k1 D6 W! I
void ufsta(char *param, int *retcode, int paramLen)* n5 q, s5 u" u" w, x" j$ Y- m- W7 O) ]
{/ O0 g8 J l% x0 N. J
}
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int ufusr_ask_unload(void)3 k9 I2 o, l: [; |; b3 S9 x) {
{
$ E. @1 [5 m1 D: U/ f return (UF_UNLOAD_UG_TERMINATE); r( h8 ^3 t3 U/ A1 \3 K/ C, @
}
/ s- k9 x+ f: I; D0 e7 x$ J
+ O% h: l8 r( Bvoid ufusr_cleanup(void)
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ECHO("NX is shutting down - running ufusr_cleanup\n");% K7 \+ u0 a9 y* H5 P* O6 o0 g
& k, m+ d1 T- [& ]& D /* put your code here */% o/ f a, Q. H# E- e9 t4 Y8 U: I
}[/mw_shl_code]/ v" o2 R3 _* |) |! U
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