xref: /linux/tools/perf/ui/gtk/browser.c (revision 4413e16d9d21673bb5048a2e542f1aaa00015c2e)
1 #include "../evlist.h"
2 #include "../cache.h"
3 #include "../evsel.h"
4 #include "../sort.h"
5 #include "../hist.h"
6 #include "../helpline.h"
7 #include "gtk.h"
8 
9 #include <signal.h>
10 
11 #define MAX_COLUMNS			32
12 
13 static void perf_gtk__signal(int sig)
14 {
15 	perf_gtk__exit(false);
16 	psignal(sig, "perf");
17 }
18 
19 static void perf_gtk__resize_window(GtkWidget *window)
20 {
21 	GdkRectangle rect;
22 	GdkScreen *screen;
23 	int monitor;
24 	int height;
25 	int width;
26 
27 	screen = gtk_widget_get_screen(window);
28 
29 	monitor = gdk_screen_get_monitor_at_window(screen, window->window);
30 
31 	gdk_screen_get_monitor_geometry(screen, monitor, &rect);
32 
33 	width	= rect.width * 3 / 4;
34 	height	= rect.height * 3 / 4;
35 
36 	gtk_window_resize(GTK_WINDOW(window), width, height);
37 }
38 
39 static const char *perf_gtk__get_percent_color(double percent)
40 {
41 	if (percent >= MIN_RED)
42 		return "<span fgcolor='red'>";
43 	if (percent >= MIN_GREEN)
44 		return "<span fgcolor='dark green'>";
45 	return NULL;
46 }
47 
48 #define HPP__COLOR_FN(_name, _field)						\
49 static int perf_gtk__hpp_color_ ## _name(struct perf_hpp *hpp,			\
50 					 struct hist_entry *he)			\
51 {										\
52 	double percent = 100.0 * he->_field / hpp->total_period;		\
53 	const char *markup;							\
54 	int ret = 0;								\
55 										\
56 	markup = perf_gtk__get_percent_color(percent);				\
57 	if (markup)								\
58 		ret += scnprintf(hpp->buf, hpp->size, "%s", markup);		\
59 	ret += scnprintf(hpp->buf + ret, hpp->size - ret, "%6.2f%%", percent); 	\
60 	if (markup)								\
61 		ret += scnprintf(hpp->buf + ret, hpp->size - ret, "</span>"); 	\
62 										\
63 	return ret;								\
64 }
65 
66 HPP__COLOR_FN(overhead, period)
67 HPP__COLOR_FN(overhead_sys, period_sys)
68 HPP__COLOR_FN(overhead_us, period_us)
69 HPP__COLOR_FN(overhead_guest_sys, period_guest_sys)
70 HPP__COLOR_FN(overhead_guest_us, period_guest_us)
71 
72 #undef HPP__COLOR_FN
73 
74 void perf_gtk__init_hpp(void)
75 {
76 	perf_hpp__init(false, false);
77 
78 	perf_hpp__format[PERF_HPP__OVERHEAD].color =
79 				perf_gtk__hpp_color_overhead;
80 	perf_hpp__format[PERF_HPP__OVERHEAD_SYS].color =
81 				perf_gtk__hpp_color_overhead_sys;
82 	perf_hpp__format[PERF_HPP__OVERHEAD_US].color =
83 				perf_gtk__hpp_color_overhead_us;
84 	perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_SYS].color =
85 				perf_gtk__hpp_color_overhead_guest_sys;
86 	perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_US].color =
87 				perf_gtk__hpp_color_overhead_guest_us;
88 }
89 
90 static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists)
91 {
92 	GType col_types[MAX_COLUMNS];
93 	GtkCellRenderer *renderer;
94 	struct sort_entry *se;
95 	GtkListStore *store;
96 	struct rb_node *nd;
97 	GtkWidget *view;
98 	int i, col_idx;
99 	int nr_cols;
100 	char s[512];
101 
102 	struct perf_hpp hpp = {
103 		.buf		= s,
104 		.size		= sizeof(s),
105 		.total_period	= hists->stats.total_period,
106 	};
107 
108 	nr_cols = 0;
109 
110 	for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
111 		if (!perf_hpp__format[i].cond)
112 			continue;
113 
114 		col_types[nr_cols++] = G_TYPE_STRING;
115 	}
116 
117 	list_for_each_entry(se, &hist_entry__sort_list, list) {
118 		if (se->elide)
119 			continue;
120 
121 		col_types[nr_cols++] = G_TYPE_STRING;
122 	}
123 
124 	store = gtk_list_store_newv(nr_cols, col_types);
125 
126 	view = gtk_tree_view_new();
127 
128 	renderer = gtk_cell_renderer_text_new();
129 
130 	col_idx = 0;
131 
132 	for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
133 		if (!perf_hpp__format[i].cond)
134 			continue;
135 
136 		perf_hpp__format[i].header(&hpp);
137 
138 		gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
139 							    -1, s,
140 							    renderer, "markup",
141 							    col_idx++, NULL);
142 	}
143 
144 	list_for_each_entry(se, &hist_entry__sort_list, list) {
145 		if (se->elide)
146 			continue;
147 
148 		gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
149 							    -1, se->se_header,
150 							    renderer, "text",
151 							    col_idx++, NULL);
152 	}
153 
154 	gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));
155 
156 	g_object_unref(GTK_TREE_MODEL(store));
157 
158 	for (nd = rb_first(&hists->entries); nd; nd = rb_next(nd)) {
159 		struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
160 		GtkTreeIter iter;
161 
162 		if (h->filtered)
163 			continue;
164 
165 		gtk_list_store_append(store, &iter);
166 
167 		col_idx = 0;
168 
169 		for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
170 			if (!perf_hpp__format[i].cond)
171 				continue;
172 
173 			if (perf_hpp__format[i].color)
174 				perf_hpp__format[i].color(&hpp, h);
175 			else
176 				perf_hpp__format[i].entry(&hpp, h);
177 
178 			gtk_list_store_set(store, &iter, col_idx++, s, -1);
179 		}
180 
181 		list_for_each_entry(se, &hist_entry__sort_list, list) {
182 			if (se->elide)
183 				continue;
184 
185 			se->se_snprintf(h, s, ARRAY_SIZE(s),
186 					hists__col_len(hists, se->se_width_idx));
187 
188 			gtk_list_store_set(store, &iter, col_idx++, s, -1);
189 		}
190 	}
191 
192 	gtk_container_add(GTK_CONTAINER(window), view);
193 }
194 
195 #ifdef HAVE_GTK_INFO_BAR
196 static GtkWidget *perf_gtk__setup_info_bar(void)
197 {
198 	GtkWidget *info_bar;
199 	GtkWidget *label;
200 	GtkWidget *content_area;
201 
202 	info_bar = gtk_info_bar_new();
203 	gtk_widget_set_no_show_all(info_bar, TRUE);
204 
205 	label = gtk_label_new("");
206 	gtk_widget_show(label);
207 
208 	content_area = gtk_info_bar_get_content_area(GTK_INFO_BAR(info_bar));
209 	gtk_container_add(GTK_CONTAINER(content_area), label);
210 
211 	gtk_info_bar_add_button(GTK_INFO_BAR(info_bar), GTK_STOCK_OK,
212 				GTK_RESPONSE_OK);
213 	g_signal_connect(info_bar, "response",
214 			 G_CALLBACK(gtk_widget_hide), NULL);
215 
216 	pgctx->info_bar = info_bar;
217 	pgctx->message_label = label;
218 
219 	return info_bar;
220 }
221 #endif
222 
223 static GtkWidget *perf_gtk__setup_statusbar(void)
224 {
225 	GtkWidget *stbar;
226 	unsigned ctxid;
227 
228 	stbar = gtk_statusbar_new();
229 
230 	ctxid = gtk_statusbar_get_context_id(GTK_STATUSBAR(stbar),
231 					     "perf report");
232 	pgctx->statbar = stbar;
233 	pgctx->statbar_ctx_id = ctxid;
234 
235 	return stbar;
236 }
237 
238 int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist,
239 				  const char *help,
240 				  void (*timer) (void *arg)__maybe_unused,
241 				  void *arg __maybe_unused,
242 				  int delay_secs __maybe_unused)
243 {
244 	struct perf_evsel *pos;
245 	GtkWidget *vbox;
246 	GtkWidget *notebook;
247 	GtkWidget *info_bar;
248 	GtkWidget *statbar;
249 	GtkWidget *window;
250 
251 	signal(SIGSEGV, perf_gtk__signal);
252 	signal(SIGFPE,  perf_gtk__signal);
253 	signal(SIGINT,  perf_gtk__signal);
254 	signal(SIGQUIT, perf_gtk__signal);
255 	signal(SIGTERM, perf_gtk__signal);
256 
257 	window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
258 
259 	gtk_window_set_title(GTK_WINDOW(window), "perf report");
260 
261 	g_signal_connect(window, "delete_event", gtk_main_quit, NULL);
262 
263 	pgctx = perf_gtk__activate_context(window);
264 	if (!pgctx)
265 		return -1;
266 
267 	vbox = gtk_vbox_new(FALSE, 0);
268 
269 	notebook = gtk_notebook_new();
270 
271 	list_for_each_entry(pos, &evlist->entries, node) {
272 		struct hists *hists = &pos->hists;
273 		const char *evname = perf_evsel__name(pos);
274 		GtkWidget *scrolled_window;
275 		GtkWidget *tab_label;
276 
277 		scrolled_window = gtk_scrolled_window_new(NULL, NULL);
278 
279 		gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
280 							GTK_POLICY_AUTOMATIC,
281 							GTK_POLICY_AUTOMATIC);
282 
283 		perf_gtk__show_hists(scrolled_window, hists);
284 
285 		tab_label = gtk_label_new(evname);
286 
287 		gtk_notebook_append_page(GTK_NOTEBOOK(notebook), scrolled_window, tab_label);
288 	}
289 
290 	gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 0);
291 
292 	info_bar = perf_gtk__setup_info_bar();
293 	if (info_bar)
294 		gtk_box_pack_start(GTK_BOX(vbox), info_bar, FALSE, FALSE, 0);
295 
296 	statbar = perf_gtk__setup_statusbar();
297 	gtk_box_pack_start(GTK_BOX(vbox), statbar, FALSE, FALSE, 0);
298 
299 	gtk_container_add(GTK_CONTAINER(window), vbox);
300 
301 	gtk_widget_show_all(window);
302 
303 	perf_gtk__resize_window(window);
304 
305 	gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
306 
307 	ui_helpline__push(help);
308 
309 	gtk_main();
310 
311 	perf_gtk__deactivate_context(&pgctx);
312 
313 	return 0;
314 }
315