Files
jsix_import/src/boot/status.cpp
Justin C. Miller 61199d2f80 [boot] Don't print 'ok' in status line until success
Previously, status_line would show 'ok' until something went wrong. Now,
show an empty box until either a warning or error happens, or the
cleanup happens without an issue.
2023-01-31 22:40:05 -08:00

285 lines
6.7 KiB
C++

#include <uefi/types.h>
#include <uefi/graphics.h>
#include <uefi/protos/simple_text_output.h>
#include "console.h"
#include "error.h"
#include "status.h"
#include "video.h"
constexpr int num_boxes = 30;
namespace boot {
static constexpr int level_ok = 1;
static constexpr int level_warn = 2;
static constexpr int level_fail = 3;
static const wchar_t *level_tags[] = {
L" ",
L" ok ",
L" warn ",
L"failed"
};
static const uefi::attribute level_colors[] = {
uefi::attribute::green,
uefi::attribute::green,
uefi::attribute::brown,
uefi::attribute::light_red
};
status *status::s_current = nullptr;
unsigned status::s_current_type = 0;
unsigned status_bar::s_count = 0;
status_line::status_line(const wchar_t *message, const wchar_t *context, bool fails_clean) :
status(fails_clean),
m_level(0),
m_depth(0),
m_outer(nullptr)
{
if (status::s_current_type == status_line::type) {
m_outer = static_cast<status_line*>(s_current);
m_depth = (m_outer ? 1 + m_outer->m_depth : 0);
}
s_current = this;
s_current_type = status_line::type;
auto out = console::get().m_out;
m_line = out->mode->cursor_row;
int indent = 2 * m_depth;
out->set_cursor_position(indent, m_line);
out->set_attribute(uefi::attribute::light_gray);
out->output_string(message);
if (context) {
out->output_string(L": ");
out->output_string(context);
}
out->output_string(L"\r\n");
print_status_tag();
}
status_line::~status_line()
{
if (s_current != this)
error::raise(uefi::status::unsupported, L"Destroying non-current status_line");
if (m_outer && m_level > m_outer->m_level) {
m_outer->m_level = m_level;
m_outer->print_status_tag();
}
if (m_level < level_ok) {
m_level = level_ok;
print_status_tag();
}
s_current = m_outer;
}
void
status_line::print_status_tag()
{
auto out = console::get().m_out;
int row = out->mode->cursor_row;
int col = out->mode->cursor_column;
uefi::attribute color = level_colors[m_level];
const wchar_t *tag = level_tags[m_level];
out->set_cursor_position(50, m_line);
out->set_attribute(uefi::attribute::light_gray);
out->output_string(L"[");
out->set_attribute(color);
out->output_string(tag);
out->set_attribute(uefi::attribute::light_gray);
out->output_string(L"]\r\n");
out->set_cursor_position(col, row);
}
void
status_line::do_warn(const wchar_t *message, uefi::status status)
{
auto out = console::get().m_out;
int row = out->mode->cursor_row;
if (m_level < level_warn) {
m_level = level_warn;
print_status_tag();
}
int indent = 2 + 2 * m_depth;
out->set_cursor_position(indent, row);
out->set_attribute(uefi::attribute::yellow);
out->output_string(message);
const wchar_t *error = error::message(status);
if (error) {
out->output_string(L": ");
out->output_string(error);
}
out->set_attribute(uefi::attribute::light_gray);
out->output_string(L"\r\n");
}
void
status_line::do_fail(const wchar_t *message, uefi::status status)
{
auto out = console::get().m_out;
int row = out->mode->cursor_row;
if (m_level < level_fail) {
m_level = level_fail;
print_status_tag();
}
int indent = 2 + 2 * m_depth;
out->set_cursor_position(indent, row);
out->set_attribute(uefi::attribute::red);
out->output_string(message);
const wchar_t *error = error::message(status);
if (error) {
out->output_string(L": ");
out->output_string(error);
}
out->set_attribute(uefi::attribute::light_gray);
out->output_string(L"\r\n");
}
void
status_line::do_blank()
{
auto out = console::get().m_out;
int row = out->mode->cursor_row;
out->set_cursor_position(0, row);
out->output_string(L"\r\n\r\n");
}
status_bar::status_bar(video::screen *screen) :
status(),
m_outer(nullptr)
{
m_size = (screen->mode.vertical / num_boxes) - 1;
m_top = screen->mode.vertical - m_size;
m_horiz = screen->mode.horizontal;
m_fb = reinterpret_cast<uint32_t*>(screen->framebuffer.pointer);
m_type = static_cast<uint16_t>(screen->mode.layout);
next();
if (status::s_current_type == status_bar::type)
m_outer = static_cast<status_bar*>(s_current);
s_current = this;
s_current_type = status_bar::type;
}
status_bar::~status_bar()
{
if (s_current != this)
error::raise(uefi::status::unsupported, L"Destroying non-current status_bar");
draw_box();
s_current = m_outer;
}
void
status_bar::do_warn(const wchar_t *message, uefi::status status)
{
m_status = status;
if (m_level < level_warn) {
m_level = level_warn;
draw_box();
}
}
void
status_bar::do_fail(const wchar_t *message, uefi::status status)
{
m_status = status;
if (m_level < level_fail) {
m_level = level_fail;
draw_box();
}
}
static uint32_t
make_color(uint8_t r, uint8_t g, uint8_t b, uint16_t type)
{
switch (static_cast<video::layout>(type)) {
case video::layout::bgr8:
return
(static_cast<uint32_t>(b) << 0) |
(static_cast<uint32_t>(g) << 8) |
(static_cast<uint32_t>(r) << 16);
case video::layout::rgb8:
return
(static_cast<uint32_t>(r) << 0) |
(static_cast<uint32_t>(g) << 8) |
(static_cast<uint32_t>(b) << 16);
default:
return 0;
}
}
void
status_bar::draw_box()
{
static const uint32_t colors[] = {0x909090, 0xf0f0f0};
constexpr unsigned ncolors = sizeof(colors) / sizeof(uint32_t);
if (m_fb == nullptr)
return;
unsigned x0 = m_current * m_size;
unsigned x1 = x0 + m_size - 3;
unsigned y0 = m_top;
unsigned y1 = m_top + m_size - 3;
uint32_t color = 0;
switch (m_level) {
case level_ok:
color = colors[m_current % ncolors];
break;
case level_warn:
color = make_color(0xff, 0xb2, 0x34, m_type);
break;
case level_fail:
color = make_color(0xfb, 0x0a, 0x1e, m_type);
break;
default:
color = 0;
}
for (unsigned y = y0; y < y1; ++y)
for (unsigned x = x0; x < x1; ++x)
m_fb[y * m_horiz + x] = color;
if (m_level > level_ok) {
unsigned nbars = static_cast<uint64_t>(m_status) & 0xffff;
constexpr unsigned bar_height = 4;
for (unsigned i = 1; i <= nbars; ++i) {
y0 = m_top - 2 * i * bar_height;
y1 = y0 + bar_height;
for (unsigned y = y0; y < y1; ++y)
for (unsigned x = x0; x < x1; ++x)
m_fb[y * m_horiz + x] = color;
}
}
}
} // namespace boot