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#include "client.hh"
#include "color_registry.hh"
#include "context.hh"
#include "buffer_manager.hh"
#include "user_interface.hh"
#include "file.hh"
#include "remote.hh"
#include "client_manager.hh"
#include "window.hh"
namespace Kakoune
{
Client::Client(std::unique_ptr<UserInterface>&& ui,
std::unique_ptr<Window>&& window,
SelectionList selections, String name)
: m_ui{std::move(ui)}, m_window{std::move(window)},
m_input_handler{m_window->buffer(), std::move(selections), std::move(name)}
{
context().set_client(*this);
context().set_window(*m_window);
}
Client::~Client()
{
}
void Client::handle_available_input()
{
while (m_ui->is_key_available())
{
m_input_handler.handle_key(m_ui->get_key());
m_input_handler.clear_mode_trash();
}
context().window().forget_timestamp();
}
void Client::print_status(DisplayLine status_line)
{
m_status_line = std::move(status_line);
context().window().forget_timestamp();
}
DisplayLine Client::generate_mode_line() const
{
auto pos = context().selections().main().cursor();
auto col = context().buffer()[pos.line].char_count_to(pos.column);
std::ostringstream oss;
oss << context().buffer().display_name()
<< " " << (int)pos.line+1 << ":" << (int)col+1;
if (context().buffer().is_modified())
oss << " [+]";
if (m_input_handler.is_recording())
oss << " [recording (" << m_input_handler.recording_reg() << ")]";
if (context().buffer().flags() & Buffer::Flags::New)
oss << " [new file]";
oss << " [" << m_input_handler.mode_string() << "]" << " - "
<< context().name() << "@[" << Server::instance().session() << "]";
return { oss.str(), get_color("StatusLine") };
}
void Client::change_buffer(Buffer& buffer)
{
ClientManager::instance().add_free_window(std::move(m_window), std::move(context().selections()));
WindowAndSelections ws = ClientManager::instance().get_free_window(buffer);
m_window = std::move(ws.window);
context().m_selections = std::move(ws.selections);
context().set_window(*m_window);
m_window->set_dimensions(ui().dimensions());
m_window->hooks().run_hook("WinDisplay", buffer.name(), context());
}
void Client::redraw_ifn()
{
if (context().window().timestamp() != context().buffer().timestamp())
{
DisplayCoord dimensions = context().ui().dimensions();
if (dimensions == DisplayCoord{0,0})
return;
context().window().set_dimensions(dimensions);
context().window().update_display_buffer(context());
context().ui().draw(context().window().display_buffer(),
m_status_line, generate_mode_line());
}
}
static void reload_buffer(Context& context, const String& filename)
{
DisplayCoord view_pos = context.window().position();
BufferCoord cursor_pos = context.selections().main().cursor();
Buffer* buf = create_buffer_from_file(filename);
if (not buf)
return;
context.change_buffer(*buf);
context.selections() = SelectionList{buf->clamp(cursor_pos)};
context.window().set_position(view_pos);
context.print_status({ "'" + buf->display_name() + "' reloaded",
get_color("Information") });
}
void Client::check_buffer_fs_timestamp()
{
Buffer& buffer = context().buffer();
auto reload = context().options()["autoreload"].get<YesNoAsk>();
if (not (buffer.flags() & Buffer::Flags::File) or reload == No)
return;
const String& filename = buffer.name();
time_t ts = get_fs_timestamp(filename);
if (ts == buffer.fs_timestamp())
return;
if (reload == Ask)
{
DisplayCoord pos = context().window().dimensions();
pos.column -= 1;
m_ui->info_show("reload '" + buffer.display_name() + "' ?",
"'" + buffer.display_name() + "' was modified externally\n"
"press r or y to reload, k or n to keep",
pos, get_color("Information"), MenuStyle::Prompt);
m_input_handler.on_next_key([this, ts, filename](Key key, Context& context) {
Buffer* buf = BufferManager::instance().get_buffer_ifp(filename);
m_ui->info_hide();
// buffer got deleted while waiting for the key, do nothing
if (not buf)
return;
if (key == 'r' or key == 'y')
reload_buffer(context, filename);
else if (key == 'k' or key == 'n')
{
buf->set_fs_timestamp(ts);
print_status({"'" + buf->display_name() + "' kept", get_color("Information") });
}
else
{
print_status({"'" + key_to_str(key) + "' is not a valid choice", get_color("Error")});
check_buffer_fs_timestamp();
}
});
}
else
reload_buffer(context(), filename);
}
}
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