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Message-ID: <tip-ef8f34aabf2450a9fb36b2c87fe0ea0b86a38195@git.kernel.org>
Date: Sat, 7 Aug 2010 07:01:44 GMT
From: tip-bot for Arnaldo Carvalho de Melo <acme@...hat.com>
To: linux-tip-commits@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, eranian@...gle.com, acme@...hat.com,
hpa@...or.com, mingo@...hat.com, peterz@...radead.org,
efault@....de, fweisbec@...il.com, tglx@...utronix.de
Subject: [tip:perf/core] perf ui: Start breaking down newt.c into multiple files
Commit-ID: ef8f34aabf2450a9fb36b2c87fe0ea0b86a38195
Gitweb: http://git.kernel.org/tip/ef8f34aabf2450a9fb36b2c87fe0ea0b86a38195
Author: Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Fri, 6 Aug 2010 17:35:02 -0300
Committer: Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Fri, 6 Aug 2010 21:50:41 -0300
perf ui: Start breaking down newt.c into multiple files
As new TUI features get added the newt.c file is growing a lot and its
name is growing misleading as an effort is being made to reduce the
coupling with libnewt.
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Mike Galbraith <efault@....de>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/Makefile | 10 +-
tools/perf/util/newt.c | 306 +----------------------------------------
tools/perf/util/ui/browser.c | 313 ++++++++++++++++++++++++++++++++++++++++++
tools/perf/util/ui/browser.h | 43 ++++++
4 files changed, 368 insertions(+), 304 deletions(-)
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 26f626d..d5bce76 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -157,9 +157,8 @@ all::
#
# Define NO_DWARF if you do not want debug-info analysis feature at all.
-$(shell sh -c 'mkdir -p $(OUTPUT)scripts/python/Perf-Trace-Util/' 2> /dev/null)
-$(shell sh -c 'mkdir -p $(OUTPUT)scripts/perl/Perf-Trace-Util/' 2> /dev/null)
-$(shell sh -c 'mkdir -p $(OUTPUT)util/scripting-engines/' 2> /dev/null)
+$(shell sh -c 'mkdir -p $(OUTPUT)scripts/{perl,python}/Perf-Trace-Util/' 2> /dev/null)
+$(shell sh -c 'mkdir -p $(OUTPUT)util/{ui,scripting-engines}/' 2> /dev/null)
$(shell sh -c 'mkdir $(OUTPUT)bench' 2> /dev/null)
$(OUTPUT)PERF-VERSION-FILE: .FORCE-PERF-VERSION-FILE
@@ -569,6 +568,8 @@ else
BASIC_CFLAGS += -I/usr/include/slang
EXTLIBS += -lnewt -lslang
LIB_OBJS += $(OUTPUT)util/newt.o
+ LIB_OBJS += $(OUTPUT)util/ui/browser.o
+ LIB_H += util/ui/browser.h
endif
endif
@@ -969,6 +970,9 @@ $(OUTPUT)util/config.o: util/config.c $(OUTPUT)PERF-CFLAGS
$(OUTPUT)util/newt.o: util/newt.c $(OUTPUT)PERF-CFLAGS
$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DENABLE_SLFUTURE_CONST $<
+$(OUTPUT)util/ui/browser.o: util/ui/browser.c $(OUTPUT)PERF-CFLAGS
+ $(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DENABLE_SLFUTURE_CONST $<
+
$(OUTPUT)util/rbtree.o: ../../lib/rbtree.c $(OUTPUT)PERF-CFLAGS
$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DETC_PERFCONFIG='"$(ETC_PERFCONFIG_SQ)"' $<
diff --git a/tools/perf/util/newt.c b/tools/perf/util/newt.c
index 37fe8eb..266a9e0 100644
--- a/tools/perf/util/newt.c
+++ b/tools/perf/util/newt.c
@@ -23,6 +23,7 @@
#include "session.h"
#include "sort.h"
#include "symbol.h"
+#include "ui/browser.h"
#if SLANG_VERSION < 20104
#define slsmg_printf(msg, args...) SLsmg_printf((char *)msg, ##args)
@@ -35,6 +36,8 @@
#define sltt_set_color SLtt_set_color
#endif
+newtComponent newt_form__new(void);
+
struct ui_progress {
newtComponent form, scale;
};
@@ -190,7 +193,7 @@ static void newt_form__set_exit_keys(newtComponent self)
newtFormAddHotKey(self, CTRL('c'));
}
-static newtComponent newt_form__new(void)
+newtComponent newt_form__new(void)
{
newtComponent self = newtForm(NULL, NULL, 0);
if (self)
@@ -290,172 +293,6 @@ static void ui__error_window(const char *fmt, ...)
va_end(ap);
}
-#define HE_COLORSET_TOP 50
-#define HE_COLORSET_MEDIUM 51
-#define HE_COLORSET_NORMAL 52
-#define HE_COLORSET_SELECTED 53
-#define HE_COLORSET_CODE 54
-
-static int ui_browser__percent_color(double percent, bool current)
-{
- if (current)
- return HE_COLORSET_SELECTED;
- if (percent >= MIN_RED)
- return HE_COLORSET_TOP;
- if (percent >= MIN_GREEN)
- return HE_COLORSET_MEDIUM;
- return HE_COLORSET_NORMAL;
-}
-
-struct ui_browser {
- newtComponent form, sb;
- u64 index, first_visible_entry_idx;
- void *first_visible_entry, *entries;
- u16 top, left, width, height;
- void *priv;
- unsigned int (*refresh)(struct ui_browser *self);
- void (*write)(struct ui_browser *self, void *entry, int row);
- void (*seek)(struct ui_browser *self,
- off_t offset, int whence);
- u32 nr_entries;
-};
-
-static void ui_browser__list_head_seek(struct ui_browser *self,
- off_t offset, int whence)
-{
- struct list_head *head = self->entries;
- struct list_head *pos;
-
- switch (whence) {
- case SEEK_SET:
- pos = head->next;
- break;
- case SEEK_CUR:
- pos = self->first_visible_entry;
- break;
- case SEEK_END:
- pos = head->prev;
- break;
- default:
- return;
- }
-
- if (offset > 0) {
- while (offset-- != 0)
- pos = pos->next;
- } else {
- while (offset++ != 0)
- pos = pos->prev;
- }
-
- self->first_visible_entry = pos;
-}
-
-static void ui_browser__rb_tree_seek(struct ui_browser *self,
- off_t offset, int whence)
-{
- struct rb_root *root = self->entries;
- struct rb_node *nd;
-
- switch (whence) {
- case SEEK_SET:
- nd = rb_first(root);
- break;
- case SEEK_CUR:
- nd = self->first_visible_entry;
- break;
- case SEEK_END:
- nd = rb_last(root);
- break;
- default:
- return;
- }
-
- if (offset > 0) {
- while (offset-- != 0)
- nd = rb_next(nd);
- } else {
- while (offset++ != 0)
- nd = rb_prev(nd);
- }
-
- self->first_visible_entry = nd;
-}
-
-static unsigned int ui_browser__rb_tree_refresh(struct ui_browser *self)
-{
- struct rb_node *nd;
- int row = 0;
-
- if (self->first_visible_entry == NULL)
- self->first_visible_entry = rb_first(self->entries);
-
- nd = self->first_visible_entry;
-
- while (nd != NULL) {
- SLsmg_gotorc(self->top + row, self->left);
- self->write(self, nd, row);
- if (++row == self->height)
- break;
- nd = rb_next(nd);
- }
-
- return row;
-}
-
-static bool ui_browser__is_current_entry(struct ui_browser *self, unsigned row)
-{
- return (self->first_visible_entry_idx + row) == self->index;
-}
-
-static void ui_browser__refresh_dimensions(struct ui_browser *self)
-{
- int cols, rows;
- newtGetScreenSize(&cols, &rows);
-
- if (self->width > cols - 4)
- self->width = cols - 4;
- self->height = rows - 5;
- if (self->height > self->nr_entries)
- self->height = self->nr_entries;
- self->top = (rows - self->height) / 2;
- self->left = (cols - self->width) / 2;
-}
-
-static void ui_browser__reset_index(struct ui_browser *self)
-{
- self->index = self->first_visible_entry_idx = 0;
- self->seek(self, 0, SEEK_SET);
-}
-
-static int ui_browser__show(struct ui_browser *self, const char *title)
-{
- if (self->form != NULL) {
- newtFormDestroy(self->form);
- newtPopWindow();
- }
- ui_browser__refresh_dimensions(self);
- newtCenteredWindow(self->width, self->height, title);
- self->form = newt_form__new();
- if (self->form == NULL)
- return -1;
-
- self->sb = newtVerticalScrollbar(self->width, 0, self->height,
- HE_COLORSET_NORMAL,
- HE_COLORSET_SELECTED);
- if (self->sb == NULL)
- return -1;
-
- newtFormAddHotKey(self->form, NEWT_KEY_UP);
- newtFormAddHotKey(self->form, NEWT_KEY_DOWN);
- newtFormAddHotKey(self->form, NEWT_KEY_PGUP);
- newtFormAddHotKey(self->form, NEWT_KEY_PGDN);
- newtFormAddHotKey(self->form, NEWT_KEY_HOME);
- newtFormAddHotKey(self->form, NEWT_KEY_END);
- newtFormAddComponent(self->form, self->sb);
- return 0;
-}
-
static void annotate_browser__write(struct ui_browser *self, void *entry, int row)
{
struct objdump_line *ol = rb_entry(entry, struct objdump_line, node);
@@ -507,98 +344,6 @@ static void annotate_browser__write(struct ui_browser *self, void *entry, int ro
slsmg_write_nstring(ol->line, width - 18);
}
-static int ui_browser__refresh(struct ui_browser *self)
-{
- int row;
-
- newtScrollbarSet(self->sb, self->index, self->nr_entries - 1);
- row = self->refresh(self);
- SLsmg_set_color(HE_COLORSET_NORMAL);
- SLsmg_fill_region(self->top + row, self->left,
- self->height - row, self->width, ' ');
-
- return 0;
-}
-
-static int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es)
-{
- if (ui_browser__refresh(self) < 0)
- return -1;
-
- while (1) {
- off_t offset;
-
- newtFormRun(self->form, es);
-
- if (es->reason != NEWT_EXIT_HOTKEY)
- break;
- if (is_exit_key(es->u.key))
- return es->u.key;
- switch (es->u.key) {
- case NEWT_KEY_DOWN:
- if (self->index == self->nr_entries - 1)
- break;
- ++self->index;
- if (self->index == self->first_visible_entry_idx + self->height) {
- ++self->first_visible_entry_idx;
- self->seek(self, +1, SEEK_CUR);
- }
- break;
- case NEWT_KEY_UP:
- if (self->index == 0)
- break;
- --self->index;
- if (self->index < self->first_visible_entry_idx) {
- --self->first_visible_entry_idx;
- self->seek(self, -1, SEEK_CUR);
- }
- break;
- case NEWT_KEY_PGDN:
- case ' ':
- if (self->first_visible_entry_idx + self->height > self->nr_entries - 1)
- break;
-
- offset = self->height;
- if (self->index + offset > self->nr_entries - 1)
- offset = self->nr_entries - 1 - self->index;
- self->index += offset;
- self->first_visible_entry_idx += offset;
- self->seek(self, +offset, SEEK_CUR);
- break;
- case NEWT_KEY_PGUP:
- if (self->first_visible_entry_idx == 0)
- break;
-
- if (self->first_visible_entry_idx < self->height)
- offset = self->first_visible_entry_idx;
- else
- offset = self->height;
-
- self->index -= offset;
- self->first_visible_entry_idx -= offset;
- self->seek(self, -offset, SEEK_CUR);
- break;
- case NEWT_KEY_HOME:
- ui_browser__reset_index(self);
- break;
- case NEWT_KEY_END:
- offset = self->height - 1;
- if (offset >= self->nr_entries)
- offset = self->nr_entries - 1;
-
- self->index = self->nr_entries - 1;
- self->first_visible_entry_idx = self->index - offset;
- self->seek(self, -offset, SEEK_END);
- break;
- default:
- return es->u.key;
- }
- if (ui_browser__refresh(self) < 0)
- return -1;
- }
- return 0;
-}
-
static char *callchain_list__sym_name(struct callchain_list *self,
char *bf, size_t bfsize)
{
@@ -609,27 +354,6 @@ static char *callchain_list__sym_name(struct callchain_list *self,
return bf;
}
-static unsigned int ui_browser__list_head_refresh(struct ui_browser *self)
-{
- struct list_head *pos;
- struct list_head *head = self->entries;
- int row = 0;
-
- if (self->first_visible_entry == NULL || self->first_visible_entry == self->entries)
- self->first_visible_entry = head->next;
-
- pos = self->first_visible_entry;
-
- list_for_each_from(pos, head) {
- SLsmg_gotorc(self->top + row, self->left);
- self->write(self, pos, row);
- if (++row == self->height)
- break;
- }
-
- return row;
-}
-
int hist_entry__tui_annotate(struct hist_entry *self)
{
struct newtExitStruct es;
@@ -1093,20 +817,6 @@ int hists__tui_browse_tree(struct rb_root *self, const char *help)
return key;
}
-static struct newtPercentTreeColors {
- const char *topColorFg, *topColorBg;
- const char *mediumColorFg, *mediumColorBg;
- const char *normalColorFg, *normalColorBg;
- const char *selColorFg, *selColorBg;
- const char *codeColorFg, *codeColorBg;
-} defaultPercentTreeColors = {
- "red", "lightgray",
- "green", "lightgray",
- "black", "lightgray",
- "lightgray", "magenta",
- "blue", "lightgray",
-};
-
static void newt_suspend(void *d __used)
{
newtSuspend();
@@ -1116,8 +826,6 @@ static void newt_suspend(void *d __used)
void setup_browser(void)
{
- struct newtPercentTreeColors *c = &defaultPercentTreeColors;
-
if (!isatty(1) || !use_browser || dump_trace) {
use_browser = 0;
setup_pager();
@@ -1129,11 +837,7 @@ void setup_browser(void)
newtCls();
newtSetSuspendCallback(newt_suspend, NULL);
ui_helpline__puts(" ");
- sltt_set_color(HE_COLORSET_TOP, NULL, c->topColorFg, c->topColorBg);
- sltt_set_color(HE_COLORSET_MEDIUM, NULL, c->mediumColorFg, c->mediumColorBg);
- sltt_set_color(HE_COLORSET_NORMAL, NULL, c->normalColorFg, c->normalColorBg);
- sltt_set_color(HE_COLORSET_SELECTED, NULL, c->selColorFg, c->selColorBg);
- sltt_set_color(HE_COLORSET_CODE, NULL, c->codeColorFg, c->codeColorBg);
+ ui_browser__init();
}
void exit_browser(bool wait_for_ok)
diff --git a/tools/perf/util/ui/browser.c b/tools/perf/util/ui/browser.c
new file mode 100644
index 0000000..0b2b930
--- /dev/null
+++ b/tools/perf/util/ui/browser.c
@@ -0,0 +1,313 @@
+#define _GNU_SOURCE
+#include <stdio.h>
+#undef _GNU_SOURCE
+/*
+ * slang versions <= 2.0.6 have a "#if HAVE_LONG_LONG" that breaks
+ * the build if it isn't defined. Use the equivalent one that glibc
+ * has on features.h.
+ */
+#include <features.h>
+#ifndef HAVE_LONG_LONG
+#define HAVE_LONG_LONG __GLIBC_HAVE_LONG_LONG
+#endif
+#include <slang.h>
+#include <linux/list.h>
+#include <linux/rbtree.h>
+#include <stdlib.h>
+#include <sys/ttydefaults.h>
+#include "browser.h"
+#include "../color.h"
+#include "../util.h"
+
+#if SLANG_VERSION < 20104
+#define sltt_set_color(obj, name, fg, bg) \
+ SLtt_set_color(obj,(char *)name, (char *)fg, (char *)bg)
+#else
+#define sltt_set_color SLtt_set_color
+#endif
+
+newtComponent newt_form__new(void);
+
+int ui_browser__percent_color(double percent, bool current)
+{
+ if (current)
+ return HE_COLORSET_SELECTED;
+ if (percent >= MIN_RED)
+ return HE_COLORSET_TOP;
+ if (percent >= MIN_GREEN)
+ return HE_COLORSET_MEDIUM;
+ return HE_COLORSET_NORMAL;
+}
+
+void ui_browser__list_head_seek(struct ui_browser *self, off_t offset, int whence)
+{
+ struct list_head *head = self->entries;
+ struct list_head *pos;
+
+ switch (whence) {
+ case SEEK_SET:
+ pos = head->next;
+ break;
+ case SEEK_CUR:
+ pos = self->first_visible_entry;
+ break;
+ case SEEK_END:
+ pos = head->prev;
+ break;
+ default:
+ return;
+ }
+
+ if (offset > 0) {
+ while (offset-- != 0)
+ pos = pos->next;
+ } else {
+ while (offset++ != 0)
+ pos = pos->prev;
+ }
+
+ self->first_visible_entry = pos;
+}
+
+void ui_browser__rb_tree_seek(struct ui_browser *self, off_t offset, int whence)
+{
+ struct rb_root *root = self->entries;
+ struct rb_node *nd;
+
+ switch (whence) {
+ case SEEK_SET:
+ nd = rb_first(root);
+ break;
+ case SEEK_CUR:
+ nd = self->first_visible_entry;
+ break;
+ case SEEK_END:
+ nd = rb_last(root);
+ break;
+ default:
+ return;
+ }
+
+ if (offset > 0) {
+ while (offset-- != 0)
+ nd = rb_next(nd);
+ } else {
+ while (offset++ != 0)
+ nd = rb_prev(nd);
+ }
+
+ self->first_visible_entry = nd;
+}
+
+unsigned int ui_browser__rb_tree_refresh(struct ui_browser *self)
+{
+ struct rb_node *nd;
+ int row = 0;
+
+ if (self->first_visible_entry == NULL)
+ self->first_visible_entry = rb_first(self->entries);
+
+ nd = self->first_visible_entry;
+
+ while (nd != NULL) {
+ SLsmg_gotorc(self->top + row, self->left);
+ self->write(self, nd, row);
+ if (++row == self->height)
+ break;
+ nd = rb_next(nd);
+ }
+
+ return row;
+}
+
+bool ui_browser__is_current_entry(struct ui_browser *self, unsigned row)
+{
+ return (self->first_visible_entry_idx + row) == self->index;
+}
+
+void ui_browser__refresh_dimensions(struct ui_browser *self)
+{
+ int cols, rows;
+ newtGetScreenSize(&cols, &rows);
+
+ if (self->width > cols - 4)
+ self->width = cols - 4;
+ self->height = rows - 5;
+ if (self->height > self->nr_entries)
+ self->height = self->nr_entries;
+ self->top = (rows - self->height) / 2;
+ self->left = (cols - self->width) / 2;
+}
+
+void ui_browser__reset_index(struct ui_browser *self)
+{
+ self->index = self->first_visible_entry_idx = 0;
+ self->seek(self, 0, SEEK_SET);
+}
+
+int ui_browser__show(struct ui_browser *self, const char *title)
+{
+ if (self->form != NULL) {
+ newtFormDestroy(self->form);
+ newtPopWindow();
+ }
+ ui_browser__refresh_dimensions(self);
+ newtCenteredWindow(self->width, self->height, title);
+ self->form = newt_form__new();
+ if (self->form == NULL)
+ return -1;
+
+ self->sb = newtVerticalScrollbar(self->width, 0, self->height,
+ HE_COLORSET_NORMAL,
+ HE_COLORSET_SELECTED);
+ if (self->sb == NULL)
+ return -1;
+
+ newtFormAddHotKey(self->form, NEWT_KEY_UP);
+ newtFormAddHotKey(self->form, NEWT_KEY_DOWN);
+ newtFormAddHotKey(self->form, NEWT_KEY_PGUP);
+ newtFormAddHotKey(self->form, NEWT_KEY_PGDN);
+ newtFormAddHotKey(self->form, NEWT_KEY_HOME);
+ newtFormAddHotKey(self->form, NEWT_KEY_END);
+ newtFormAddComponent(self->form, self->sb);
+ return 0;
+}
+
+int ui_browser__refresh(struct ui_browser *self)
+{
+ int row;
+
+ newtScrollbarSet(self->sb, self->index, self->nr_entries - 1);
+ row = self->refresh(self);
+ SLsmg_set_color(HE_COLORSET_NORMAL);
+ SLsmg_fill_region(self->top + row, self->left,
+ self->height - row, self->width, ' ');
+
+ return 0;
+}
+
+int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es)
+{
+ if (ui_browser__refresh(self) < 0)
+ return -1;
+
+ while (1) {
+ off_t offset;
+
+ newtFormRun(self->form, es);
+
+ if (es->reason != NEWT_EXIT_HOTKEY)
+ break;
+ if (is_exit_key(es->u.key))
+ return es->u.key;
+ switch (es->u.key) {
+ case NEWT_KEY_DOWN:
+ if (self->index == self->nr_entries - 1)
+ break;
+ ++self->index;
+ if (self->index == self->first_visible_entry_idx + self->height) {
+ ++self->first_visible_entry_idx;
+ self->seek(self, +1, SEEK_CUR);
+ }
+ break;
+ case NEWT_KEY_UP:
+ if (self->index == 0)
+ break;
+ --self->index;
+ if (self->index < self->first_visible_entry_idx) {
+ --self->first_visible_entry_idx;
+ self->seek(self, -1, SEEK_CUR);
+ }
+ break;
+ case NEWT_KEY_PGDN:
+ case ' ':
+ if (self->first_visible_entry_idx + self->height > self->nr_entries - 1)
+ break;
+
+ offset = self->height;
+ if (self->index + offset > self->nr_entries - 1)
+ offset = self->nr_entries - 1 - self->index;
+ self->index += offset;
+ self->first_visible_entry_idx += offset;
+ self->seek(self, +offset, SEEK_CUR);
+ break;
+ case NEWT_KEY_PGUP:
+ if (self->first_visible_entry_idx == 0)
+ break;
+
+ if (self->first_visible_entry_idx < self->height)
+ offset = self->first_visible_entry_idx;
+ else
+ offset = self->height;
+
+ self->index -= offset;
+ self->first_visible_entry_idx -= offset;
+ self->seek(self, -offset, SEEK_CUR);
+ break;
+ case NEWT_KEY_HOME:
+ ui_browser__reset_index(self);
+ break;
+ case NEWT_KEY_END:
+ offset = self->height - 1;
+ if (offset >= self->nr_entries)
+ offset = self->nr_entries - 1;
+
+ self->index = self->nr_entries - 1;
+ self->first_visible_entry_idx = self->index - offset;
+ self->seek(self, -offset, SEEK_END);
+ break;
+ default:
+ return es->u.key;
+ }
+ if (ui_browser__refresh(self) < 0)
+ return -1;
+ }
+ return 0;
+}
+
+unsigned int ui_browser__list_head_refresh(struct ui_browser *self)
+{
+ struct list_head *pos;
+ struct list_head *head = self->entries;
+ int row = 0;
+
+ if (self->first_visible_entry == NULL ||
+ self->first_visible_entry == self->entries)
+ self->first_visible_entry = head->next;
+
+ pos = self->first_visible_entry;
+
+ list_for_each_from(pos, head) {
+ SLsmg_gotorc(self->top + row, self->left);
+ self->write(self, pos, row);
+ if (++row == self->height)
+ break;
+ }
+
+ return row;
+}
+
+static struct newtPercentTreeColors {
+ const char *topColorFg, *topColorBg;
+ const char *mediumColorFg, *mediumColorBg;
+ const char *normalColorFg, *normalColorBg;
+ const char *selColorFg, *selColorBg;
+ const char *codeColorFg, *codeColorBg;
+} defaultPercentTreeColors = {
+ "red", "lightgray",
+ "green", "lightgray",
+ "black", "lightgray",
+ "lightgray", "magenta",
+ "blue", "lightgray",
+};
+
+void ui_browser__init(void)
+{
+ struct newtPercentTreeColors *c = &defaultPercentTreeColors;
+
+ sltt_set_color(HE_COLORSET_TOP, NULL, c->topColorFg, c->topColorBg);
+ sltt_set_color(HE_COLORSET_MEDIUM, NULL, c->mediumColorFg, c->mediumColorBg);
+ sltt_set_color(HE_COLORSET_NORMAL, NULL, c->normalColorFg, c->normalColorBg);
+ sltt_set_color(HE_COLORSET_SELECTED, NULL, c->selColorFg, c->selColorBg);
+ sltt_set_color(HE_COLORSET_CODE, NULL, c->codeColorFg, c->codeColorBg);
+}
diff --git a/tools/perf/util/ui/browser.h b/tools/perf/util/ui/browser.h
new file mode 100644
index 0000000..bcc4391
--- /dev/null
+++ b/tools/perf/util/ui/browser.h
@@ -0,0 +1,43 @@
+#ifndef _PERF_UI_BROWSER_H_
+#define _PERF_UI_BROWSER_H_ 1
+
+#include <stdbool.h>
+#include <newt.h>
+#include "../types.h"
+
+#define HE_COLORSET_TOP 50
+#define HE_COLORSET_MEDIUM 51
+#define HE_COLORSET_NORMAL 52
+#define HE_COLORSET_SELECTED 53
+#define HE_COLORSET_CODE 54
+
+struct ui_browser {
+ newtComponent form, sb;
+ u64 index, first_visible_entry_idx;
+ void *first_visible_entry, *entries;
+ u16 top, left, width, height;
+ void *priv;
+ unsigned int (*refresh)(struct ui_browser *self);
+ void (*write)(struct ui_browser *self, void *entry, int row);
+ void (*seek)(struct ui_browser *self, off_t offset, int whence);
+ u32 nr_entries;
+};
+
+
+int ui_browser__percent_color(double percent, bool current);
+bool ui_browser__is_current_entry(struct ui_browser *self, unsigned row);
+void ui_browser__refresh_dimensions(struct ui_browser *self);
+void ui_browser__reset_index(struct ui_browser *self);
+
+int ui_browser__show(struct ui_browser *self, const char *title);
+int ui_browser__refresh(struct ui_browser *self);
+int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es);
+
+void ui_browser__rb_tree_seek(struct ui_browser *self, off_t offset, int whence);
+unsigned int ui_browser__rb_tree_refresh(struct ui_browser *self);
+
+void ui_browser__list_head_seek(struct ui_browser *self, off_t offset, int whence);
+unsigned int ui_browser__list_head_refresh(struct ui_browser *self);
+
+void ui_browser__init(void);
+#endif /* _PERF_UI_BROWSER_H_ */
--
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