source:
context.c
@
07b59ea
Last change on this file since 07b59ea was 07b59ea, checked in by David Benjamin <davidben@mit.edu>, 14 years ago | |
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File size: 1.2 KB |
Rev | Line | |
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[7d4fbcd] | 1 | #include <string.h> |
[1aee7d9] | 2 | #include "owl.h" |
3 | ||
[7d4fbcd] | 4 | #define SET_ACTIVE(ctx, new) ctx->mode = ((ctx->mode)&~OWL_CTX_ACTIVE_BITS)|new |
5 | #define SET_MODE(ctx, new) ctx->mode = ((ctx->mode)&~OWL_CTX_MODE_BITS)|new | |
6 | ||
[53f421b] | 7 | int owl_context_init(owl_context *ctx) |
8 | { | |
[7d4fbcd] | 9 | ctx->mode = OWL_CTX_STARTUP; |
10 | ctx->data = NULL; | |
[07b59ea] | 11 | ctx->cursor = NULL; |
[7d4fbcd] | 12 | return 0; |
13 | } | |
14 | ||
15 | ||
16 | /* returns whether test matches the current context */ | |
[3f8514b] | 17 | int owl_context_matches(const owl_context *ctx, int test) |
[53f421b] | 18 | { |
[10b866d] | 19 | /*owl_function_debugmsg(", current: 0x%04x test: 0x%04x\n", ctx->mode, test);*/ |
[7d4fbcd] | 20 | if ((((ctx->mode&OWL_CTX_MODE_BITS) & test) |
21 | || !(test&OWL_CTX_MODE_BITS)) | |
22 | && | |
23 | (((ctx->mode&OWL_CTX_ACTIVE_BITS) & test) | |
24 | || !(test&OWL_CTX_ACTIVE_BITS))) { | |
25 | return 1; | |
26 | } else { | |
27 | return 0; | |
28 | } | |
29 | } | |
30 | ||
[3f8514b] | 31 | void *owl_context_get_data(const owl_context *ctx) |
[53f421b] | 32 | { |
[7d4fbcd] | 33 | return ctx->data; |
34 | } | |
35 | ||
[3f8514b] | 36 | int owl_context_get_mode(const owl_context *ctx) |
[53f421b] | 37 | { |
[7d4fbcd] | 38 | return ctx->mode & OWL_CTX_MODE_BITS; |
39 | } | |
40 | ||
[3f8514b] | 41 | int owl_context_get_active(const owl_context *ctx) |
[53f421b] | 42 | { |
[7d4fbcd] | 43 | return ctx->mode & OWL_CTX_ACTIVE_BITS; |
44 | } | |
45 | ||
[3f8514b] | 46 | int owl_context_is_startup(const owl_context *ctx) |
[53f421b] | 47 | { |
[7d4fbcd] | 48 | return (ctx->mode & OWL_CTX_STARTUP)?1:0; |
49 | } | |
50 | ||
[3f8514b] | 51 | int owl_context_is_interactive(const owl_context *ctx) |
[53f421b] | 52 | { |
[ecd5dc5] | 53 | return(ctx->mode & OWL_CTX_INTERACTIVE)?1:0; |
54 | } |
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