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Commit | Line | Data |
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139f06bc | 1 | #include <slang.h> |
0d5acc76 | 2 | #include <stdlib.h> |
3 | #include <string.h> | |
4 | ||
5 | #include "newt.h" | |
6 | #include "newt_pr.h" | |
7 | ||
8 | struct label { | |
9 | char * text; | |
ce63478f | 10 | int length; |
099b22e5 | 11 | int cs; |
0d5acc76 | 12 | }; |
13 | ||
14 | static void labelDraw(newtComponent co); | |
15 | static void labelDestroy(newtComponent co); | |
16 | ||
17 | static struct componentOps labelOps = { | |
18 | labelDraw, | |
19 | newtDefaultEventHandler, | |
20 | labelDestroy, | |
8f52cd47 | 21 | newtDefaultPlaceHandler, |
22 | newtDefaultMappedHandler, | |
0d5acc76 | 23 | } ; |
24 | ||
d4109c37 | 25 | newtComponent newtLabel(int left, int top, const char * text) { |
0d5acc76 | 26 | newtComponent co; |
27 | struct label * la; | |
28 | ||
29 | co = malloc(sizeof(*co)); | |
30 | la = malloc(sizeof(struct label)); | |
31 | co->data = la; | |
c101e99e | 32 | co->destroyCallback = NULL; |
0d5acc76 | 33 | |
34 | co->ops = &labelOps; | |
35 | ||
36 | co->height = 1; | |
349586bb | 37 | co->width = wstrlen(text, -1); |
0d5acc76 | 38 | co->top = top; |
39 | co->left = left; | |
40 | co->takesFocus = 0; | |
623cd25e | 41 | co->isMapped = 0; |
0d5acc76 | 42 | |
ce63478f | 43 | la->length = strlen(text); |
0d5acc76 | 44 | la->text = strdup(text); |
099b22e5 | 45 | la->cs = COLORSET_LABEL; |
0d5acc76 | 46 | |
47 | return co; | |
48 | } | |
49 | ||
d4109c37 | 50 | void newtLabelSetText(newtComponent co, const char * text) { |
ce63478f | 51 | int newLength; |
52 | struct label * la = co->data; | |
53 | ||
ce11acc8 | 54 | co->width = wstrlen(text,-1); |
63231242 | 55 | newLength = strlen(text); |
ce63478f | 56 | if (newLength <= la->length) { |
6f481af2 | 57 | memset(la->text, ' ', la->length); |
58 | memcpy(la->text, text, newLength); | |
ce63478f | 59 | } else { |
6f481af2 | 60 | free(la->text); |
61 | la->text = strdup(text); | |
62 | la->length = newLength; | |
ce63478f | 63 | } |
64 | ||
65 | labelDraw(co); | |
66 | } | |
67 | ||
099b22e5 ML |
68 | void newtLabelSetColors(newtComponent co, int colorset) { |
69 | struct label * la = co->data; | |
70 | ||
71 | la->cs = colorset; | |
72 | labelDraw(co); | |
73 | } | |
74 | ||
0d5acc76 | 75 | static void labelDraw(newtComponent co) { |
76 | struct label * la = co->data; | |
77 | ||
623cd25e | 78 | if (!co->isMapped) return; |
0d5acc76 | 79 | |
099b22e5 | 80 | SLsmg_set_color(la->cs); |
0d5acc76 | 81 | |
82 | newtGotorc(co->top, co->left); | |
10de8f4a | 83 | SLsmg_write_string(la->text); |
0d5acc76 | 84 | } |
85 | ||
86 | static void labelDestroy(newtComponent co) { | |
87 | struct label * la = co->data; | |
88 | ||
89 | free(la->text); | |
90 | free(la); | |
91 | free(co); | |
92 | } |