1 // SPDX-License-Identifier: GPL-2.0
2 #include "../util.h"
3 #include "gtk.h"
4
5 #include <stdlib.h>
6 #include <string.h>
7 #include <linux/zalloc.h>
8
9 struct perf_gtk_context *pgctx;
10
11 struct perf_gtk_context *perf_gtk__activate_context(GtkWidget *window)
12 {
13 struct perf_gtk_context *ctx;
14
15 ctx = malloc(sizeof(*pgctx));
16 if (ctx)
17 ctx->main_window = window;
18
19 return ctx;
20 }
21
22 int perf_gtk__deactivate_context(struct perf_gtk_context **ctx)
23 {
24 if (!perf_gtk__is_active_context(*ctx))
25 return -1;
26
27 zfree(ctx);
28 return 0;
29 }
30
31 static int perf_gtk__error(const char *format, va_list args)
32 {
33 char *msg;
34 GtkWidget *dialog;
35
36 if (!perf_gtk__is_active_context(pgctx) ||
37 vasprintf(&msg, format, args) < 0) {
38 fprintf(stderr, "Error:\n");
39 vfprintf(stderr, format, args);
40 fprintf(stderr, "\n");
41 return -1;
42 }
43
44 dialog = gtk_message_dialog_new_with_markup(GTK_WINDOW(pgctx->main_window),
45 GTK_DIALOG_DESTROY_WITH_PARENT,
46 GTK_MESSAGE_ERROR,
47 GTK_BUTTONS_CLOSE,
48 "<b>Error</b>\n\n%s", msg);
49 gtk_dialog_run(GTK_DIALOG(dialog));
50
51 gtk_widget_destroy(dialog);
52 free(msg);
53 return 0;
54 }
55
56 #ifdef HAVE_GTK_INFO_BAR_SUPPORT
57 static int perf_gtk__warning_info_bar(const char *format, va_list args)
58 {
59 char *msg;
60
61 if (!perf_gtk__is_active_context(pgctx) ||
62 vasprintf(&msg, format, args) < 0) {
63 fprintf(stderr, "Warning:\n");
64 vfprintf(stderr, format, args);
65 fprintf(stderr, "\n");
66 return -1;
67 }
68
69 gtk_label_set_text(GTK_LABEL(pgctx->message_label), msg);
70 gtk_info_bar_set_message_type(GTK_INFO_BAR(pgctx->info_bar),
71 GTK_MESSAGE_WARNING);
72 gtk_widget_show(pgctx->info_bar);
73
74 free(msg);
75 return 0;
76 }
77 #else
78 static int perf_gtk__warning_statusbar(const char *format, va_list args)
79 {
80 char *msg, *p;
81
82 if (!perf_gtk__is_active_context(pgctx) ||
83 vasprintf(&msg, format, args) < 0) {
84 fprintf(stderr, "Warning:\n");
85 vfprintf(stderr, format, args);
86 fprintf(stderr, "\n");
87 return -1;
88 }
89
90 gtk_statusbar_pop(GTK_STATUSBAR(pgctx->statbar),
91 pgctx->statbar_ctx_id);
92
93 /* Only first line can be displayed */
94 p = strchr(msg, '\n');
95 if (p)
96 *p = '\0';
97
98 gtk_statusbar_push(GTK_STATUSBAR(pgctx->statbar),
99 pgctx->statbar_ctx_id, msg);
100
101 free(msg);
102 return 0;
103 }
104 #endif
105
106 struct perf_error_ops perf_gtk_eops = {
107 .error = perf_gtk__error,
108 #ifdef HAVE_GTK_INFO_BAR_SUPPORT
109 .warning = perf_gtk__warning_info_bar,
110 #else
111 .warning = perf_gtk__warning_statusbar,
112 #endif
113 };
114
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