xref: /linux/tools/perf/ui/gtk/browser.c (revision 25aee3debe0464f6c680173041fa3de30ec9ff54)
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 	perf_gtk__exit(false);
15 	psignal(sig, "perf");
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 #ifdef HAVE_GTK_INFO_BAR
126 static GtkWidget *perf_gtk__setup_info_bar(void)
127 {
128 	GtkWidget *info_bar;
129 	GtkWidget *label;
130 	GtkWidget *content_area;
131 
132 	info_bar = gtk_info_bar_new();
133 	gtk_widget_set_no_show_all(info_bar, TRUE);
134 
135 	label = gtk_label_new("");
136 	gtk_widget_show(label);
137 
138 	content_area = gtk_info_bar_get_content_area(GTK_INFO_BAR(info_bar));
139 	gtk_container_add(GTK_CONTAINER(content_area), label);
140 
141 	gtk_info_bar_add_button(GTK_INFO_BAR(info_bar), GTK_STOCK_OK,
142 				GTK_RESPONSE_OK);
143 	g_signal_connect(info_bar, "response",
144 			 G_CALLBACK(gtk_widget_hide), NULL);
145 
146 	pgctx->info_bar = info_bar;
147 	pgctx->message_label = label;
148 
149 	return info_bar;
150 }
151 #endif
152 
153 static GtkWidget *perf_gtk__setup_statusbar(void)
154 {
155 	GtkWidget *stbar;
156 	unsigned ctxid;
157 
158 	stbar = gtk_statusbar_new();
159 
160 	ctxid = gtk_statusbar_get_context_id(GTK_STATUSBAR(stbar),
161 					     "perf report");
162 	pgctx->statbar = stbar;
163 	pgctx->statbar_ctx_id = ctxid;
164 
165 	return stbar;
166 }
167 
168 int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist,
169 				  const char *help __used,
170 				  void (*timer) (void *arg)__used,
171 				  void *arg __used, int delay_secs __used)
172 {
173 	struct perf_evsel *pos;
174 	GtkWidget *vbox;
175 	GtkWidget *notebook;
176 	GtkWidget *info_bar;
177 	GtkWidget *statbar;
178 	GtkWidget *window;
179 
180 	signal(SIGSEGV, perf_gtk__signal);
181 	signal(SIGFPE,  perf_gtk__signal);
182 	signal(SIGINT,  perf_gtk__signal);
183 	signal(SIGQUIT, perf_gtk__signal);
184 	signal(SIGTERM, perf_gtk__signal);
185 
186 	window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
187 
188 	gtk_window_set_title(GTK_WINDOW(window), "perf report");
189 
190 	g_signal_connect(window, "delete_event", gtk_main_quit, NULL);
191 
192 	pgctx = perf_gtk__activate_context(window);
193 	if (!pgctx)
194 		return -1;
195 
196 	vbox = gtk_vbox_new(FALSE, 0);
197 
198 	notebook = gtk_notebook_new();
199 
200 	list_for_each_entry(pos, &evlist->entries, node) {
201 		struct hists *hists = &pos->hists;
202 		const char *evname = perf_evsel__name(pos);
203 		GtkWidget *scrolled_window;
204 		GtkWidget *tab_label;
205 
206 		scrolled_window = gtk_scrolled_window_new(NULL, NULL);
207 
208 		gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
209 							GTK_POLICY_AUTOMATIC,
210 							GTK_POLICY_AUTOMATIC);
211 
212 		perf_gtk__show_hists(scrolled_window, hists);
213 
214 		tab_label = gtk_label_new(evname);
215 
216 		gtk_notebook_append_page(GTK_NOTEBOOK(notebook), scrolled_window, tab_label);
217 	}
218 
219 	gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 0);
220 
221 	info_bar = perf_gtk__setup_info_bar();
222 	if (info_bar)
223 		gtk_box_pack_start(GTK_BOX(vbox), info_bar, FALSE, FALSE, 0);
224 
225 	statbar = perf_gtk__setup_statusbar();
226 	gtk_box_pack_start(GTK_BOX(vbox), statbar, FALSE, FALSE, 0);
227 
228 	gtk_container_add(GTK_CONTAINER(window), vbox);
229 
230 	gtk_widget_show_all(window);
231 
232 	perf_gtk__resize_window(window);
233 
234 	gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
235 
236 	gtk_main();
237 
238 	perf_gtk__deactivate_context(&pgctx);
239 
240 	return 0;
241 }
242