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Subject[PATCH 5/5] perf gtk/browser: Use hist_period_print functions
Date
Now we can support color using pango markup with this change.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---
tools/perf/ui/gtk/browser.c | 103 ++++++++++++++++++++++++++++++++++++-------
1 file changed, 87 insertions(+), 16 deletions(-)
diff --git a/tools/perf/ui/gtk/browser.c b/tools/perf/ui/gtk/browser.c
index ec12e0b4ded6..653b3f5d1307 100644
--- a/tools/perf/ui/gtk/browser.c
+++ b/tools/perf/ui/gtk/browser.c
@@ -35,6 +35,57 @@ static void perf_gtk__resize_window(GtkWidget *window)
gtk_window_resize(GTK_WINDOW(window), width, height);
}

+static const char *perf_gtk__get_percent_color(double percent)
+{
+ if (percent >= MIN_RED)
+ return "<span fgcolor='red'>";
+ if (percent >= MIN_GREEN)
+ return "<span fgcolor='dark green'>";
+ return NULL;
+}
+
+#define HPP_COLOR_FN(_name, _field) \
+static int perf_gtk__hpp_color_ ## _name(struct hist_print_context *ctx, \
+ struct hist_entry *he) \
+{ \
+ double percent = 100.0 * he->_field / ctx->total_period; \
+ const char *markup; \
+ int ret = 0; \
+ \
+ markup = perf_gtk__get_percent_color(percent); \
+ if (markup) \
+ ret += scnprintf(ctx->s, ctx->size, "%s", markup); \
+ ret += scnprintf(ctx->s + ret, ctx->size - ret, "%5.2f%%", percent); \
+ if (markup) \
+ ret += scnprintf(ctx->s + ret, ctx->size - ret, "</span>"); \
+ \
+ return ret; \
+}
+
+HPP_COLOR_FN(overhead, period)
+HPP_COLOR_FN(overhead_sys, period_sys)
+HPP_COLOR_FN(overhead_us, period_us)
+HPP_COLOR_FN(overhead_guest_sys, period_guest_sys)
+HPP_COLOR_FN(overhead_guest_us, period_guest_us)
+
+#undef HPP_COLOR_FN
+
+static void perf_gtk__init_hpp_functions(void)
+{
+ init_hpp_functions(NULL, false);
+
+ hpp_functions[PERF_HPP__OVERHEAD].color =
+ perf_gtk__hpp_color_overhead;
+ hpp_functions[PERF_HPP__OVERHEAD_SYS].color =
+ perf_gtk__hpp_color_overhead_sys;
+ hpp_functions[PERF_HPP__OVERHEAD_US].color =
+ perf_gtk__hpp_color_overhead_us;
+ hpp_functions[PERF_HPP__OVERHEAD_GUEST_SYS].color =
+ perf_gtk__hpp_color_overhead_guest_sys;
+ hpp_functions[PERF_HPP__OVERHEAD_GUEST_US].color =
+ perf_gtk__hpp_color_overhead_guest_us;
+}
+
static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists)
{
GType col_types[MAX_COLUMNS];
@@ -42,15 +93,25 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists)
struct sort_entry *se;
GtkListStore *store;
struct rb_node *nd;
- u64 total_period;
GtkWidget *view;
- int col_idx;
+ int i, col_idx;
int nr_cols;
+ char s[512];
+
+ struct hist_print_context ctx = {
+ .s = s,
+ .size = sizeof(s),
+ .total_period = hists->stats.total_period,
+ };

nr_cols = 0;

- /* The percentage column */
- col_types[nr_cols++] = G_TYPE_STRING;
+ for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
+ if (!hpp_functions[i].cond)
+ continue;
+
+ col_types[nr_cols++] = G_TYPE_STRING;
+ }

list_for_each_entry(se, &hist_entry__sort_list, list) {
if (se->elide)
@@ -67,11 +128,17 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists)

col_idx = 0;

- /* The percentage column */
- gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
- -1, "Overhead (%)",
- renderer, "text",
- col_idx++, NULL);
+ for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
+ if (!hpp_functions[i].cond)
+ continue;
+
+ hpp_functions[i].header(&ctx);
+
+ gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
+ -1, s,
+ renderer, "markup",
+ col_idx++, NULL);
+ }

list_for_each_entry(se, &hist_entry__sort_list, list) {
if (se->elide)
@@ -87,13 +154,9 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists)

g_object_unref(GTK_TREE_MODEL(store));

- total_period = hists->stats.total_period;
-
for (nd = rb_first(&hists->entries); nd; nd = rb_next(nd)) {
struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
GtkTreeIter iter;
- double percent;
- char s[512];

if (h->filtered)
continue;
@@ -102,11 +165,17 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists)

col_idx = 0;

- percent = (h->period * 100.0) / total_period;
+ for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
+ if (!hpp_functions[i].cond)
+ continue;

- snprintf(s, ARRAY_SIZE(s), "%.2f", percent);
+ if (hpp_functions[i].color)
+ hpp_functions[i].color(&ctx, h);
+ else
+ hpp_functions[i].entry(&ctx, h);

- gtk_list_store_set(store, &iter, col_idx++, s, -1);
+ gtk_list_store_set(store, &iter, col_idx++, s, -1);
+ }

list_for_each_entry(se, &hist_entry__sort_list, list) {
if (se->elide)
@@ -193,6 +262,8 @@ int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist,
if (!pgctx)
return -1;

+ perf_gtk__init_hpp_functions();
+
vbox = gtk_vbox_new(FALSE, 0);

notebook = gtk_notebook_new();
--
1.7.9.2


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