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Commit | Line | Data |
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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
0985a948 NK |
2 | #include <stdio.h> |
3 | #include <string.h> | |
4 | ||
4bb1646a | 5 | #include "gtk.h" |
0985a948 | 6 | #include "../ui.h" |
4bb1646a | 7 | #include "../helpline.h" |
0985a948 | 8 | #include "../../util/debug.h" |
4bb1646a NK |
9 | |
10 | static void gtk_helpline_pop(void) | |
11 | { | |
12 | if (!perf_gtk__is_active_context(pgctx)) | |
13 | return; | |
14 | ||
15 | gtk_statusbar_pop(GTK_STATUSBAR(pgctx->statbar), | |
16 | pgctx->statbar_ctx_id); | |
17 | } | |
18 | ||
19 | static void gtk_helpline_push(const char *msg) | |
20 | { | |
21 | if (!perf_gtk__is_active_context(pgctx)) | |
22 | return; | |
23 | ||
24 | gtk_statusbar_push(GTK_STATUSBAR(pgctx->statbar), | |
25 | pgctx->statbar_ctx_id, msg); | |
26 | } | |
27 | ||
b56e5331 | 28 | static int gtk_helpline_show(const char *fmt, va_list ap) |
0985a948 NK |
29 | { |
30 | int ret; | |
31 | char *ptr; | |
32 | static int backlog; | |
33 | ||
34 | ret = vscnprintf(ui_helpline__current + backlog, | |
35 | sizeof(ui_helpline__current) - backlog, fmt, ap); | |
36 | backlog += ret; | |
37 | ||
38 | /* only first line can be displayed */ | |
39 | ptr = strchr(ui_helpline__current, '\n'); | |
40 | if (ptr && (ptr - ui_helpline__current) <= backlog) { | |
41 | *ptr = '\0'; | |
42 | ui_helpline__puts(ui_helpline__current); | |
43 | backlog = 0; | |
44 | } | |
45 | ||
46 | return ret; | |
47 | } | |
b56e5331 NK |
48 | |
49 | static struct ui_helpline gtk_helpline_fns = { | |
50 | .pop = gtk_helpline_pop, | |
51 | .push = gtk_helpline_push, | |
52 | .show = gtk_helpline_show, | |
53 | }; | |
54 | ||
55 | void perf_gtk__init_helpline(void) | |
56 | { | |
57 | helpline_fns = >k_helpline_fns; | |
58 | } |