1 | /* |
---|
2 | * ---------------------------------------------------------------------- |
---|
3 | * INTERFACE: R Rappture Utils Source |
---|
4 | * |
---|
5 | * ====================================================================== |
---|
6 | * AUTHOR: Derrick Kearney, Purdue University |
---|
7 | * Copyright (c) 2004-2012 HUBzero Foundation, LLC |
---|
8 | * |
---|
9 | * See the file "license.terms" for information on usage and |
---|
10 | * redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
---|
11 | * ====================================================================== |
---|
12 | */ |
---|
13 | |
---|
14 | #include "RpUtils.h" |
---|
15 | #include "RpUtilsRInterface.h" |
---|
16 | |
---|
17 | #ifdef __cplusplus |
---|
18 | extern "C" { |
---|
19 | #endif |
---|
20 | |
---|
21 | /**********************************************************************/ |
---|
22 | // FUNCTION: RPRUtilsProgress(percent,handle) |
---|
23 | /// Send the =RAPPTURE-PROGRESS=> message to stdout for the progress widget |
---|
24 | /** |
---|
25 | */ |
---|
26 | |
---|
27 | SEXP |
---|
28 | RPRUtilsProgress(SEXP percent, SEXP message) |
---|
29 | { |
---|
30 | SEXP ans; |
---|
31 | int err = 0; |
---|
32 | int percentInt = 0; |
---|
33 | |
---|
34 | ans = allocVector(INTSXP,1); |
---|
35 | PROTECT(ans); |
---|
36 | |
---|
37 | INTEGER(ans)[0] = -1; |
---|
38 | |
---|
39 | if (length(percent) != 1) { |
---|
40 | error("percent is not a scalar value"); |
---|
41 | UNPROTECT(1); |
---|
42 | return ans; |
---|
43 | } |
---|
44 | |
---|
45 | if (isReal(percent)) { |
---|
46 | percentInt = (int) asReal(percent); |
---|
47 | } else if (isInteger(percent)) { |
---|
48 | percentInt = asInteger(percent); |
---|
49 | } else { |
---|
50 | error("percent is not an integer"); |
---|
51 | UNPROTECT(1); |
---|
52 | return ans; |
---|
53 | } |
---|
54 | |
---|
55 | if (!isString(message) || length(message) != 1) { |
---|
56 | error("message is not a single string"); |
---|
57 | UNPROTECT(1); |
---|
58 | return ans; |
---|
59 | } |
---|
60 | |
---|
61 | err = Rappture::Utils::progress(percentInt,CHAR(STRING_ELT(message,0))); |
---|
62 | |
---|
63 | INTEGER(ans)[0] = err; |
---|
64 | |
---|
65 | UNPROTECT(1); |
---|
66 | |
---|
67 | return ans; |
---|
68 | } |
---|
69 | |
---|
70 | #ifdef __cplusplus |
---|
71 | } |
---|
72 | #endif // ifdef __cplusplus |
---|
73 | |
---|