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Diffstat (limited to 'tools/perf/util/ui/browser.c')
-rw-r--r--tools/perf/util/ui/browser.c76
1 files changed, 46 insertions, 30 deletions
diff --git a/tools/perf/util/ui/browser.c b/tools/perf/util/ui/browser.c
index 0b2b9306312..66f2d583d8c 100644
--- a/tools/perf/util/ui/browser.c
+++ b/tools/perf/util/ui/browser.c
@@ -16,6 +16,7 @@
#include <stdlib.h>
#include <sys/ttydefaults.h>
#include "browser.h"
+#include "helpline.h"
#include "../color.h"
#include "../util.h"
@@ -49,7 +50,7 @@ void ui_browser__list_head_seek(struct ui_browser *self, off_t offset, int whenc
pos = head->next;
break;
case SEEK_CUR:
- pos = self->first_visible_entry;
+ pos = self->top;
break;
case SEEK_END:
pos = head->prev;
@@ -66,7 +67,7 @@ void ui_browser__list_head_seek(struct ui_browser *self, off_t offset, int whenc
pos = pos->prev;
}
- self->first_visible_entry = pos;
+ self->top = pos;
}
void ui_browser__rb_tree_seek(struct ui_browser *self, off_t offset, int whence)
@@ -79,7 +80,7 @@ void ui_browser__rb_tree_seek(struct ui_browser *self, off_t offset, int whence)
nd = rb_first(root);
break;
case SEEK_CUR:
- nd = self->first_visible_entry;
+ nd = self->top;
break;
case SEEK_END:
nd = rb_last(root);
@@ -96,7 +97,7 @@ void ui_browser__rb_tree_seek(struct ui_browser *self, off_t offset, int whence)
nd = rb_prev(nd);
}
- self->first_visible_entry = nd;
+ self->top = nd;
}
unsigned int ui_browser__rb_tree_refresh(struct ui_browser *self)
@@ -104,13 +105,13 @@ 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);
+ if (self->top == NULL)
+ self->top = rb_first(self->entries);
- nd = self->first_visible_entry;
+ nd = self->top;
while (nd != NULL) {
- SLsmg_gotorc(self->top + row, self->left);
+ SLsmg_gotorc(self->y + row, self->x);
self->write(self, nd, row);
if (++row == self->height)
break;
@@ -122,7 +123,7 @@ unsigned int ui_browser__rb_tree_refresh(struct ui_browser *self)
bool ui_browser__is_current_entry(struct ui_browser *self, unsigned row)
{
- return (self->first_visible_entry_idx + row) == self->index;
+ return self->top_idx + row == self->index;
}
void ui_browser__refresh_dimensions(struct ui_browser *self)
@@ -135,18 +136,21 @@ void ui_browser__refresh_dimensions(struct ui_browser *self)
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;
+ self->y = (rows - self->height) / 2;
+ self->x = (cols - self->width) / 2;
}
void ui_browser__reset_index(struct ui_browser *self)
{
- self->index = self->first_visible_entry_idx = 0;
+ self->index = self->top_idx = 0;
self->seek(self, 0, SEEK_SET);
}
-int ui_browser__show(struct ui_browser *self, const char *title)
+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();
@@ -169,10 +173,23 @@ int ui_browser__show(struct ui_browser *self, const char *title)
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;
@@ -180,7 +197,7 @@ int ui_browser__refresh(struct ui_browser *self)
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,
+ SLsmg_fill_region(self->y + row, self->x,
self->height - row, self->width, ' ');
return 0;
@@ -205,8 +222,8 @@ int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es)
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;
+ if (self->index == self->top_idx + self->height) {
+ ++self->top_idx;
self->seek(self, +1, SEEK_CUR);
}
break;
@@ -214,34 +231,34 @@ int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es)
if (self->index == 0)
break;
--self->index;
- if (self->index < self->first_visible_entry_idx) {
- --self->first_visible_entry_idx;
+ if (self->index < self->top_idx) {
+ --self->top_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)
+ 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->first_visible_entry_idx += offset;
+ self->top_idx += offset;
self->seek(self, +offset, SEEK_CUR);
break;
case NEWT_KEY_PGUP:
- if (self->first_visible_entry_idx == 0)
+ if (self->top_idx == 0)
break;
- if (self->first_visible_entry_idx < self->height)
- offset = self->first_visible_entry_idx;
+ if (self->top_idx < self->height)
+ offset = self->top_idx;
else
offset = self->height;
self->index -= offset;
- self->first_visible_entry_idx -= offset;
+ self->top_idx -= offset;
self->seek(self, -offset, SEEK_CUR);
break;
case NEWT_KEY_HOME:
@@ -253,7 +270,7 @@ int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es)
offset = self->nr_entries - 1;
self->index = self->nr_entries - 1;
- self->first_visible_entry_idx = self->index - offset;
+ self->top_idx = self->index - offset;
self->seek(self, -offset, SEEK_END);
break;
default:
@@ -271,14 +288,13 @@ unsigned int ui_browser__list_head_refresh(struct ui_browser *self)
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;
+ if (self->top == NULL || self->top == self->entries)
+ self->top = head->next;
- pos = self->first_visible_entry;
+ pos = self->top;
list_for_each_from(pos, head) {
- SLsmg_gotorc(self->top + row, self->left);
+ SLsmg_gotorc(self->y + row, self->x);
self->write(self, pos, row);
if (++row == self->height)
break;
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-05 00:58:39 +0000