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58 lines
1.2 KiB
58 lines
1.2 KiB
// SPDX-License-Identifier: GPL-2.0 |
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#include <stdio.h> |
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#include <string.h> |
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#include <linux/kernel.h> |
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#include "gtk.h" |
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#include "../ui.h" |
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#include "../helpline.h" |
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static void gtk_helpline_pop(void) |
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{ |
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if (!perf_gtk__is_active_context(pgctx)) |
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return; |
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gtk_statusbar_pop(GTK_STATUSBAR(pgctx->statbar), |
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pgctx->statbar_ctx_id); |
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} |
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static void gtk_helpline_push(const char *msg) |
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{ |
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if (!perf_gtk__is_active_context(pgctx)) |
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return; |
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gtk_statusbar_push(GTK_STATUSBAR(pgctx->statbar), |
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pgctx->statbar_ctx_id, msg); |
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} |
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static int gtk_helpline_show(const char *fmt, va_list ap) |
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{ |
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int ret; |
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char *ptr; |
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static int backlog; |
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ret = vscnprintf(ui_helpline__current + backlog, |
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sizeof(ui_helpline__current) - backlog, fmt, ap); |
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backlog += ret; |
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/* only first line can be displayed */ |
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ptr = strchr(ui_helpline__current, '\n'); |
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if (ptr && (ptr - ui_helpline__current) <= backlog) { |
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*ptr = '\0'; |
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ui_helpline__puts(ui_helpline__current); |
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backlog = 0; |
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} |
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return ret; |
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} |
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static struct ui_helpline gtk_helpline_fns = { |
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.pop = gtk_helpline_pop, |
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.push = gtk_helpline_push, |
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.show = gtk_helpline_show, |
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}; |
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void perf_gtk__init_helpline(void) |
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{ |
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helpline_fns = >k_helpline_fns; |
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}
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