xref: /linux/tools/perf/ui/gtk/browser.c (revision 26b0d14106954ae46d2f4f7eec3481828a210f7d)
1 #include "../evlist.h"
2 #include "../cache.h"
3 #include "../evsel.h"
4 #include "../sort.h"
5 #include "../hist.h"
6 #include "gtk.h"
7 
8 #include <signal.h>
9 
10 #define MAX_COLUMNS			32
11 
12 static void perf_gtk__signal(int sig)
13 {
14 	psignal(sig, "perf");
15 	gtk_main_quit();
16 }
17 
18 static void perf_gtk__resize_window(GtkWidget *window)
19 {
20 	GdkRectangle rect;
21 	GdkScreen *screen;
22 	int monitor;
23 	int height;
24 	int width;
25 
26 	screen = gtk_widget_get_screen(window);
27 
28 	monitor = gdk_screen_get_monitor_at_window(screen, window->window);
29 
30 	gdk_screen_get_monitor_geometry(screen, monitor, &rect);
31 
32 	width	= rect.width * 3 / 4;
33 	height	= rect.height * 3 / 4;
34 
35 	gtk_window_resize(GTK_WINDOW(window), width, height);
36 }
37 
38 static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists)
39 {
40 	GType col_types[MAX_COLUMNS];
41 	GtkCellRenderer *renderer;
42 	struct sort_entry *se;
43 	GtkListStore *store;
44 	struct rb_node *nd;
45 	u64 total_period;
46 	GtkWidget *view;
47 	int col_idx;
48 	int nr_cols;
49 
50 	nr_cols = 0;
51 
52 	/* The percentage column */
53 	col_types[nr_cols++] = G_TYPE_STRING;
54 
55 	list_for_each_entry(se, &hist_entry__sort_list, list) {
56 		if (se->elide)
57 			continue;
58 
59 		col_types[nr_cols++] = G_TYPE_STRING;
60 	}
61 
62 	store = gtk_list_store_newv(nr_cols, col_types);
63 
64 	view = gtk_tree_view_new();
65 
66 	renderer = gtk_cell_renderer_text_new();
67 
68 	col_idx = 0;
69 
70 	/* The percentage column */
71 	gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
72 						    -1, "Overhead (%)",
73 						    renderer, "text",
74 						    col_idx++, NULL);
75 
76 	list_for_each_entry(se, &hist_entry__sort_list, list) {
77 		if (se->elide)
78 			continue;
79 
80 		gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
81 							    -1, se->se_header,
82 							    renderer, "text",
83 							    col_idx++, NULL);
84 	}
85 
86 	gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));
87 
88 	g_object_unref(GTK_TREE_MODEL(store));
89 
90 	total_period = hists->stats.total_period;
91 
92 	for (nd = rb_first(&hists->entries); nd; nd = rb_next(nd)) {
93 		struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
94 		GtkTreeIter iter;
95 		double percent;
96 		char s[512];
97 
98 		if (h->filtered)
99 			continue;
100 
101 		gtk_list_store_append(store, &iter);
102 
103 		col_idx = 0;
104 
105 		percent = (h->period * 100.0) / total_period;
106 
107 		snprintf(s, ARRAY_SIZE(s), "%.2f", percent);
108 
109 		gtk_list_store_set(store, &iter, col_idx++, s, -1);
110 
111 		list_for_each_entry(se, &hist_entry__sort_list, list) {
112 			if (se->elide)
113 				continue;
114 
115 			se->se_snprintf(h, s, ARRAY_SIZE(s),
116 					hists__col_len(hists, se->se_width_idx));
117 
118 			gtk_list_store_set(store, &iter, col_idx++, s, -1);
119 		}
120 	}
121 
122 	gtk_container_add(GTK_CONTAINER(window), view);
123 }
124 
125 int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist,
126 				  const char *help __used,
127 				  void (*timer) (void *arg)__used,
128 				  void *arg __used, int delay_secs __used)
129 {
130 	struct perf_evsel *pos;
131 	GtkWidget *notebook;
132 	GtkWidget *window;
133 
134 	signal(SIGSEGV, perf_gtk__signal);
135 	signal(SIGFPE,  perf_gtk__signal);
136 	signal(SIGINT,  perf_gtk__signal);
137 	signal(SIGQUIT, perf_gtk__signal);
138 	signal(SIGTERM, perf_gtk__signal);
139 
140 	window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
141 
142 	gtk_window_set_title(GTK_WINDOW(window), "perf report");
143 
144 	g_signal_connect(window, "delete_event", gtk_main_quit, NULL);
145 
146 	notebook = gtk_notebook_new();
147 
148 	list_for_each_entry(pos, &evlist->entries, node) {
149 		struct hists *hists = &pos->hists;
150 		const char *evname = event_name(pos);
151 		GtkWidget *scrolled_window;
152 		GtkWidget *tab_label;
153 
154 		scrolled_window = gtk_scrolled_window_new(NULL, NULL);
155 
156 		gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
157 							GTK_POLICY_AUTOMATIC,
158 							GTK_POLICY_AUTOMATIC);
159 
160 		perf_gtk__show_hists(scrolled_window, hists);
161 
162 		tab_label = gtk_label_new(evname);
163 
164 		gtk_notebook_append_page(GTK_NOTEBOOK(notebook), scrolled_window, tab_label);
165 	}
166 
167 	gtk_container_add(GTK_CONTAINER(window), notebook);
168 
169 	gtk_widget_show_all(window);
170 
171 	perf_gtk__resize_window(window);
172 
173 	gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
174 
175 	gtk_main();
176 
177 	return 0;
178 }
179