91 строка
1.8 KiB
C
91 строка
1.8 KiB
C
/* This module implements and interface to the Newt library */
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#include <stdio.h>
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#include <slang.h>
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#include <newt.h>
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SLANG_MODULE(newt);
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static int Ok_To_Draw;
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static void init (void)
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{
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newtInit ();
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Ok_To_Draw = 1;
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}
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static void cls (void)
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{
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if (Ok_To_Draw)
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newtCls ();
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}
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static void draw_root_text (int *c, int *r, char *s)
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{
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if (Ok_To_Draw)
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newtDrawRootText (*c, *r, s);
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}
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static void open_window (int *c, int *r, int *dc, int *dr, char *title)
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{
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if (Ok_To_Draw)
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newtOpenWindow (*c, *r, *dc, *dr, title);
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}
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static void refresh (void)
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{
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if (Ok_To_Draw)
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newtRefresh ();
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}
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static void finished (void)
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{
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if (Ok_To_Draw)
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newtFinished ();
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Ok_To_Draw = 0;
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}
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#define I SLANG_INT_TYPE
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#define S SLANG_STRING_TYPE
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static SLang_Intrin_Fun_Type Module_Funs [] =
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{
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MAKE_INTRINSIC_0("newtInit", init, SLANG_VOID_TYPE),
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MAKE_INTRINSIC_0("newtCls", cls, SLANG_VOID_TYPE),
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MAKE_INTRINSIC_IIS("newtDrawRootText", draw_root_text, SLANG_VOID_TYPE),
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MAKE_INTRINSIC_5("newtOpenWindow", open_window, SLANG_VOID_TYPE, I,I,I,I,S),
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MAKE_INTRINSIC_0("newtRefresh", refresh, SLANG_VOID_TYPE),
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MAKE_INTRINSIC_0("NewtFinished", finished, SLANG_VOID_TYPE),
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SLANG_END_TABLE
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};
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static SLang_Intrin_Var_Type Module_Variables [] =
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{
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SLANG_END_TABLE
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};
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static SLang_IConstant_Type Module_Constants [] =
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{
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SLANG_END_TABLE
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};
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int init_newt_module_ns (char *ns)
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{
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if ((-1 == SLns_add_intrin_fun_table (ns, Module_Funs, "__NEWT__"))
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|| (-1 == SLns_add_intrin_var_table (ns, Module_Variables, NULL))
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|| (-1 == SLns_add_iconstant_table (ns, Module_Constants, NULL)))
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return -1;
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Ok_To_Draw = 0;
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(void) SLang_add_cleanup_function (finished);
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return 0;
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}
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/* This function is optional */
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void deinit_newt_module (void)
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{
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finished ();
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}
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