aboutsummaryrefslogtreecommitdiff
path: root/tools/perf/util/ui/browser.c
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/util/ui/browser.c')
-rw-r--r--tools/perf/util/ui/browser.c329
1 files changed, 0 insertions, 329 deletions
diff --git a/tools/perf/util/ui/browser.c b/tools/perf/util/ui/browser.c
deleted file mode 100644
index 66f2d583d8c..00000000000
--- a/tools/perf/util/ui/browser.c
+++ /dev/null
@@ -1,329 +0,0 @@
-#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 "helpline.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->top;
- 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->top = 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->top;
- 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->top = nd;
-}
-
-unsigned int ui_browser__rb_tree_refresh(struct ui_browser *self)
-{
- struct rb_node *nd;
- int row = 0;
-
- if (self->top == NULL)
- self->top = rb_first(self->entries);
-
- nd = self->top;
-
- while (nd != NULL) {
- SLsmg_gotorc(self->y + row, self->x);
- 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->top_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->y = (rows - self->height) / 2;
- self->x = (cols - self->width) / 2;
-}
-
-void ui_browser__reset_index(struct ui_browser *self)
-{
- self->index = self->top_idx = 0;
- self->seek(self, 0, SEEK_SET);
-}
-
-int ui_browser__show(struct ui_browser *self, const char *title,
- const char *helpline, ...)
-{
- va_list ap;
-
- 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);
- newtFormAddHotKey(self->form, ' ');
- newtFormAddComponent(self->form, self->sb);
-
- va_start(ap, helpline);
- ui_helpline__vpush(helpline, ap);
- va_end(ap);
- return 0;
-}
-
-void ui_browser__hide(struct ui_browser *self)
-{
- newtFormDestroy(self->form);
- newtPopWindow();
- self->form = NULL;
- ui_helpline__pop();
-}
-
-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->y + row, self->x,
- 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->top_idx + self->height) {
- ++self->top_idx;
- self->seek(self, +1, SEEK_CUR);
- }
- break;
- case NEWT_KEY_UP:
- if (self->index == 0)
- break;
- --self->index;
- if (self->index < self->top_idx) {
- --self->top_idx;
- self->seek(self, -1, SEEK_CUR);
- }
- break;
- case NEWT_KEY_PGDN:
- case ' ':
- if (self->top_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->top_idx += offset;
- self->seek(self, +offset, SEEK_CUR);
- break;
- case NEWT_KEY_PGUP:
- if (self->top_idx == 0)
- break;
-
- if (self->top_idx < self->height)
- offset = self->top_idx;
- else
- offset = self->height;
-
- self->index -= offset;
- self->top_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->top_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->top == NULL || self->top == self->entries)
- self->top = head->next;
-
- pos = self->top;
-
- list_for_each_from(pos, head) {
- SLsmg_gotorc(self->y + row, self->x);
- 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);
-}