xref: /linux/tools/perf/ui/gtk/progress.c (revision 0d456bad36d42d16022be045c8a53ddbb59ee478)
1 #include <inttypes.h>
2 
3 #include "gtk.h"
4 #include "../progress.h"
5 #include "util.h"
6 
7 static GtkWidget *dialog;
8 static GtkWidget *progress;
9 
10 static void gtk_progress_update(u64 curr, u64 total, const char *title)
11 {
12 	double fraction = total ? 1.0 * curr / 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(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, curr, 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 
43 static void gtk_progress_finish(void)
44 {
45 	/* this will also destroy all of its children */
46 	gtk_widget_destroy(dialog);
47 
48 	dialog = NULL;
49 }
50 
51 static struct ui_progress gtk_progress_fns = {
52 	.update		= gtk_progress_update,
53 	.finish		= gtk_progress_finish,
54 };
55 
56 void perf_gtk__init_progress(void)
57 {
58 	progress_fns = &gtk_progress_fns;
59 }
60