LXR linux/tools/perf/ui/gtk/progress.c

   1// SPDX-License-Identifier: GPL-2.0
   2#include <inttypes.h>
   3
   4#include "gtk.h"
   5#include "../progress.h"
   6
   7static GtkWidget *dialog;
   8static GtkWidget *progress;
   9
  10static void gtk_ui_progress__update(struct ui_progress *p)
  11{
  12        double fraction = p->total ? 1.0 * p->curr / p->total : 0.0;
  13        char buf[1024];
  14
  15        if (dialog == NULL) {
  16                GtkWidget *vbox = gtk_vbox_new(TRUE, 5);
  17                GtkWidget *label = gtk_label_new(p->title);
  18
  19                dialog = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  20                progress = gtk_progress_bar_new();
  21
  22                gtk_box_pack_start(GTK_BOX(vbox), label, TRUE, FALSE, 3);
  23                gtk_box_pack_start(GTK_BOX(vbox), progress, TRUE, TRUE, 3);
  24
  25                gtk_container_add(GTK_CONTAINER(dialog), vbox);
  26
  27                gtk_window_set_title(GTK_WINDOW(dialog), "perf");
  28                gtk_window_resize(GTK_WINDOW(dialog), 300, 80);
  29                gtk_window_set_position(GTK_WINDOW(dialog), GTK_WIN_POS_CENTER);
  30
  31                gtk_widget_show_all(dialog);
  32        }
  33
  34        gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress), fraction);
  35        snprintf(buf, sizeof(buf), "%"PRIu64" / %"PRIu64, p->curr, p->total);
  36        gtk_progress_bar_set_text(GTK_PROGRESS_BAR(progress), buf);
  37
  38        /* we didn't call gtk_main yet, so do it manually */
  39        while (gtk_events_pending())
  40                gtk_main_iteration();
  41}
  42
  43static void gtk_ui_progress__finish(void)
  44{
  45        /* this will also destroy all of its children */
  46        gtk_widget_destroy(dialog);
  47
  48        dialog = NULL;
  49}
  50
  51static struct ui_progress_ops gtk_ui_progress__ops = {
  52        .update         = gtk_ui_progress__update,
  53        .finish         = gtk_ui_progress__finish,
  54};
  55
  56void gtk_ui_progress__init(void)
  57{
  58        ui_progress__ops = &gtk_ui_progress__ops;
  59}
  60