void custom_tod::update_tod_display(window& window)
{
::image::set_color_adjustment(tod_red_field_->get_value(),
tod_green_field_->get_value(),
tod_blue_field_->get_value());
// Prevent a floating slice of window appearing alone over the
// theme UI sidebar after redrawing tiles and before we have a
// chance to redraw the rest of this window.
window.undraw();
// NOTE: We only really want to re-render the gamemap tiles here.
// Redrawing everything is a significantly more expensive task.
// At this time, tiles are the only elements on which ToD tint is
// meant to have a visible effect. This is very strongly tied to
// the image caching mechanism.
//
// If this ceases to be the case in the future, you'll need to call
// redraw_everything() instead.
// invalidate all tiles so they are redrawn with the new ToD tint next
display_.invalidate_all();
// redraw tiles
display_.draw(false);
window.invalidate_layout();
}
void custom_tod::update_tod_display(window& window)
{
display* disp = display::get_singleton();
assert(disp && "Display pointer is null!");
// Prevent a floating slice of window appearing alone over the
// theme UI sidebar after redrawing tiles and before we have a
// chance to redraw the rest of this window.
window.undraw();
// NOTE: We only really want to re-render the gamemap tiles here.
// Redrawing everything is a significantly more expensive task.
// At this time, tiles are the only elements on which ToD tint is
// meant to have a visible effect. This is very strongly tied to
// the image caching mechanism.
//
// If this ceases to be the case in the future, you'll need to call
// redraw_everything() instead.
disp->update_tod(&get_selected_tod());
// invalidate all tiles so they are redrawn with the new ToD tint next
disp->invalidate_all();
// redraw tiles
disp->draw(false);
// NOTE: revert to invalidate_layout if necessary to display the ToD mask image.
window.set_is_dirty(true);
}
/* This function is called by the Windows function DispatchMessage() */
LRESULT CALLBACK WindowProcedure (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
static window wnd;
switch (message) /* handle the messages */
{
case WM_CREATE:
wnd.WMCreate(hwnd, message, wParam, lParam);
break;
case WM_PAINT:
wnd.WMPaint(hwnd, message, wParam, lParam);
break;
case WM_SIZE:
wnd.WMSize(hwnd, message, wParam, lParam);
break;
case WM_COMMAND:
wnd.WMCommand(hwnd, message, wParam, lParam);
break;
case WM_VSCROLL:
wnd.WMVScroll(hwnd, message, wParam, lParam);
break;
case WM_HSCROLL:
wnd.WMHScroll(hwnd, message, wParam, lParam);
break;
case WM_KEYDOWN:
wnd.WMKeydown(hwnd, message, wParam, lParam);
break;
case WM_DESTROY:
wnd.WMDestroy(hwnd, message, wParam, lParam);
break;
default:
return DefWindowProc(hwnd, message, wParam, lParam);
}
return 0;
} /* End of 'WindowProcedure' function */
void lobby_main::post_build(window& win)
{
/** @todo Should become a global hotkey after 1.8, then remove it here. */
win.register_hotkey(hotkey::HOTKEY_FULLSCREEN, std::bind(fullscreen, std::ref(win.video())));
/*** Local hotkeys. ***/
win.register_hotkey(hotkey::HOTKEY_PREFERENCES, [this](event::dispatcher& w, hotkey::HOTKEY_COMMAND)->bool {
show_preferences_button_callback(dynamic_cast<window&>(w));
return true;
});
}
//
// For a child window. 'w' is its parent.
//
window ( window& w )
: m_display ( w.get_event_dispatcher().get_display() ),
m_background ( m_display, 213, 206, 189 ),
m_event_dispatcher ( w.get_event_dispatcher() ),
m_border ( m_display, 255, 255, 255 ),
m_is_child ( true ),
m_rect ( w.get_rect() ),
m_parent ( w.id() )
{
m_window = 0;
m_atom[0] = 0;
show();
}
std::string make_window_hierarchy_id_string(const window& w) {
if (!w.has_parent()) {
return w.get_id();
}
else {
std::string s = w.get_id();
const window* cw = &w;
while (cw->has_parent()) {
cw = &cw->get_parent();
s.insert(0, ".");
s.insert(0, cw->get_id());
}
return s;
}
}
hologram hologram_reconstructor::reconstruct(const hologram& h, const window& hw, vec3 light_direction, float_t light_distance) {
hologram image(width, height);
boost::timer timer;
vec3 direction = normalize(output_window.direction());
std::complex<float_t> ilambda(0, wavelength);
#pragma omp parallel for schedule(dynamic, 1)
for (std::size_t y = 0; y < height; ++y) {
for (std::size_t x = 0; x < width; ++x) {
vec3 op = output_window.unproj(vec2(float_t(x) / h.width(), float_t(y) / h.height()));
std::complex<float_t> wave(0);
for (std::size_t hy = 0; hy < h.height(); ++hy) {
for (std::size_t hx = 0; hx < h.width(); ++hx) {
vec3 hp = hw.unproj(vec2(float_t(hx) / width, float_t(hy) / height));
//float_t hp_to_light = dot(hp, light_direction) + light_distance;
vec3 op_to_hp = hp - op;
float_t op_to_hp_len2 = cml::length_squared(op_to_hp);
float_t op_to_hp_len = std::sqrt(op_to_hp_len2);
wave += std::polar(h(hx, hy) / op_to_hp_len2, wavenumber * op_to_hp_len) / ilambda * dot(direction, op_to_hp);
}
}
image(x, y) = std::abs(wave);
}
std::clog << (y + 1) << "/" << height << " " << int(timer.elapsed() / (y + 1) * (height - y - 1)) << " s left" << std::endl;
}
return image;
}
void unit_recall::rename_unit(window& window)
{
listbox& list = find_widget<listbox>(&window, "recall_list", false);
const int index = list.get_selected_row();
unit& selected_unit = const_cast<unit&>(*recall_list_[index].get());
std::string name = selected_unit.name();
const std::string dialog_title(_("Rename Unit"));
const std::string dialog_label(_("Name:"));
if(gui2::dialogs::edit_text::execute(dialog_title, dialog_label, name)) {
selected_unit.rename(name);
find_widget<label>(list.get_row_grid(index), "unit_name", false).set_label(name);
filter_options_.erase(filter_options_.begin() + index);
std::ostringstream filter_text;
filter_text << selected_unit.type_name() << " " << name << " " << std::to_string(selected_unit.level());
for(const std::string& trait : selected_unit.trait_names()) {
filter_text << " " << trait;
}
filter_options_.insert(filter_options_.begin() + index, filter_text.str());
list_item_clicked(window);
window.invalidate_layout();
}
}
void title_screen::update_tip(window& win, const bool previous)
{
multi_page& tips = find_widget<multi_page>(&win, "tips", false);
if(tips.get_page_count() == 0) {
return;
}
int page = tips.get_selected_page();
if(previous) {
if(page <= 0) {
page = tips.get_page_count();
}
--page;
} else {
++page;
if(static_cast<unsigned>(page) >= tips.get_page_count()) {
page = 0;
}
}
tips.select_page(page);
/**
* @todo Look for a proper fix.
*
* This dirtying is required to avoid the blurring to be rendered wrong.
* Not entirely sure why, but since we plan to move to SDL2 that change
* will probably fix this issue automatically.
*/
win.set_is_dirty(true);
}
level_editor::layers_control::layers_control(window& win, preferences& prefs)
: Gtk::HBox(false, 4), m_preferences(prefs), m_window(win),
m_button_new_layer("+"), m_button_delete_layer("-") {
// Layer selection
m_spin_layer.signal_changed().connect_notify(
sigc::mem_fun(this, &layers_control::on_layer_changed));
Gtk::Label& layer_label = *Gtk::manage(new Gtk::Label("Layer:"));
pack_start(layer_label, Gtk::PACK_SHRINK);
pack_start(m_spin_layer, Gtk::PACK_SHRINK);
//Gtk::Label& layer_visiblity_label = *Gtk::manage(new Gtk::Label("Visible:"));
//pack_start(layer_visiblity_label, Gtk::PACK_SHRINK);
m_layer_visible.signal_toggled().connect_notify(
sigc::mem_fun(this, &layers_control::on_layer_visible_toggled));
pack_start(m_layer_visible, Gtk::PACK_SHRINK);
m_button_new_layer.signal_clicked().connect_notify(
sigc::mem_fun(this, &layers_control::on_add_layer));
pack_start(m_button_new_layer, Gtk::PACK_SHRINK);
m_button_delete_layer.signal_clicked().connect_notify(
sigc::mem_fun(this, &layers_control::on_delete_layer));
pack_start(m_button_delete_layer, Gtk::PACK_SHRINK);
win.signal_switch_level_display().connect(
sigc::mem_fun(this, &layers_control::on_switch_level_display));
}
/// @brief Construct a window.
///
/// @param[in] parent The parent window.
///
///
window(window & parent,
size_type width, size_type height,
size_type x_position, size_type y_position) :
underlying_window_(
::subwin(parent.underlying_window(),
height, width, y_position, x_position))
{};
// Make wind the front window
void window_select(window &wind)
{
window *prev = window_get_front();
d_event event;
if (&wind == FrontWindow)
return;
if (&wind == FirstWindow && wind.next)
FirstWindow = FirstWindow->next;
if (wind.next)
wind.next->prev = wind.prev;
if (wind.prev)
wind.prev->next = wind.next;
wind.prev = FrontWindow;
FrontWindow->next = &wind;
wind.next = nullptr;
FrontWindow = &wind;
if (wind.is_visible())
{
if (prev)
WINDOW_SEND_EVENT(prev, EVENT_WINDOW_DEACTIVATED);
WINDOW_SEND_EVENT(&wind, EVENT_WINDOW_ACTIVATED);
}
}
void mp_staging::network_handler(window& window)
{
// First, send off any changes if they've been accumulated
if(state_changed_) {
connect_engine_.update_and_send_diff();
}
// Next, check for any incoming changes
config data;
if(!state_changed_ && (!network_connection_ || !network_connection_->receive_data(data))) {
return;
}
// Update chat
find_widget<chatbox>(&window, "chat", false).process_network_data(data);
// TODO: why is this needed...
const bool was_able_to_start = connect_engine_.can_start_game();
bool quit_signal_received;
std::tie(quit_signal_received, std::ignore) = connect_engine_.process_network_data(data);
if(quit_signal_received) {
window.set_retval(retval::CANCEL);
}
// Update side leader displays
// This is basically only needed when a new player joins and selects their faction
for(auto& tree_entry : side_tree_map_) {
ng::side_engine_ptr side = tree_entry.first;
grid& row_grid = tree_entry.second->get_grid();
update_leader_display(side, row_grid);
std::vector<config> controller_names;
for(const auto& controller : side->controller_options()) {
controller_names.emplace_back("label", controller.second);
}
menu_button& controller_selection = find_widget<menu_button>(&row_grid, "controller", false);
controller_selection.set_values(controller_names, side->current_controller_index());
controller_selection.set_active(controller_names.size() > 1);
}
// Update player list
if(data.has_child("user")) {
player_list_->update_list(data.child_range("user"));
}
// Update status label and buttons
update_status_label_and_buttons(window);
if(!was_able_to_start && connect_engine_.can_start_game()) {
mp_ui_alerts::ready_for_start();
}
state_changed_ = false;
}
color bullet(window &w, color skycolor, tank &left, tank &right, bool &leftTurn) { // goes through bullets path. returns color of what is hit.
setBrushAndPenColor(w, skycolor); // erasing up top to make sure it doesnt count hitting the text
w.DrawRectangle(0, 0, w.GetWidth(), 200, FILLED);
double dtime = 0.007;
int bulletRadius = 4;
int bulletX, bulletY;
double radianAngle;
tank ¤tTank = leftTurn ? left : right;
int angle = currentTank.getAngle();
if (leftTurn) {
radianAngle = angle * cdPi / 180;
bulletX = currentTank.getXend() + 3;
} else {
radianAngle = ((180 - angle) * cdPi / 180);
bulletX = currentTank.getXend() - 3;
}
int velocity = currentTank.getSpeed();
bulletY = currentTank.getYend() - 3;
leftTurn = !leftTurn;
double xVel = cos(radianAngle) * velocity;
double yVel = sin(radianAngle) * velocity;
double time = 0;
while (w.GetColor(bulletX, bulletY) == skycolor) {
setBrushAndPenColor(w, BLACK);
w.DrawCircle(bulletX, bulletY, bulletRadius, FILLED);
w.UpdateBuffer();
Sleep(1);
setBrushAndPenColor(w, skycolor);
w.DrawCircle(bulletX, bulletY, bulletRadius + 1, FILLED);
time += dtime;
bulletX += xVel * time;
bulletY += -yVel * time + 40 * time * time;
}
return w.GetColor(bulletX, bulletY);
}
void drawLandscape(window &w, color skycolor, color groundcolor) { // creates landscape. only called once
setBrushAndPenColor(w, skycolor);
w.DrawRectangle(0, 0, w.GetWidth(), w.GetHeight(), FILLED);
RandGen r;
int ystart = r.RandInt((double) w.GetHeight() * 0.666, (double) w.GetHeight() * 0.75); // semi random height of ground near bottom of screen
setBrushAndPenColor(w, groundcolor);
for (double x = 0; x < w.GetWidth(); x++) {
int yval = ystart + sin((double) (x / 60)) * 15; // ground will be sin curve
w.DrawLine(x, yval, x, w.GetHeight()); // draws line from ground level to bottom of screen
}
}
void outro::draw_callback(window& window)
{
if(SDL_GetTicks() < next_draw_) {
return;
}
/* If we've faded fully in...
*
* NOTE: we want fading to take around half a second. Given this function runs about every 3 frames, we
* limit ourselves to a reasonable 10 fade steps with an alpha difference (rounded up) of 25.5 each cycle.
* The actual calculation for alpha is done in the window definition in WFL.
*/
if(fading_in_ && fade_step_ > 10) {
// Schedule the fadeout after the provided delay.
if(timer_id_ == 0) {
timer_id_ = add_timer(duration_, [this](size_t) { fading_in_ = false; });
}
return;
}
// If we've faded fully out...
if(!fading_in_ && fade_step_ < 0) {
window.close();
return;
}
canvas& window_canvas = window.get_canvas(0);
window_canvas.set_variable("fade_step", wfl::variant(fade_step_));
window_canvas.set_is_dirty(true);
window.set_is_dirty(true);
if(fading_in_) {
fade_step_ ++;
} else {
fade_step_ --;
}
set_next_draw();
}
void mp_staging::select_leader_callback(window& window, ng::side_engine_ptr side, grid& row_grid)
{
gui2::dialogs::faction_select dlg(side->flg(), std::to_string(side->color() + 1), side->index() + 1);
dlg.show(window.video());
if(dlg.get_retval() == window::OK) {
update_leader_display(side, row_grid);
set_state_changed();
}
}
/*
* This function is used to test the tooltip placement algorithms as
* described in the »Tooltip placement« section in the GUI2 design
* document.
*
* Use a 1024 x 768 screen size, set the maximum loop iteration to:
* - 0 to test with a normal tooltip placement.
* - 30 to test with a larger normal tooltip placement.
* - 60 to test with a huge tooltip placement.
* - 150 to test with a borderline to insanely huge tooltip placement.
* - 180 to test with an insanely huge tooltip placement.
*/
static void debug_tooltip(window& window, bool& handled, const point& coordinate)
{
std::string message = "Hello world.";
for(int i = 0; i < 0; ++i) {
message += " More greetings.";
}
gui2::tip::remove();
gui2::tip::show(window.video(), "tooltip", message, coordinate);
handled = true;
}
// create_child_window
window create_child_window(int x, int y, int cx, int cy, window const& parent)
{
// create impl_type
boost::shared_ptr<window::impl_type> pimpl(new window::impl_type());
// create window
pimpl->win = khaos::create_child_window(x, y, cx, cy, parent.khaos_window());
// create/set event handler
pimpl->win->handler = detail::event_handler(window(pimpl), pimpl);
return window(pimpl);
}
void mp_change_control::post_show(window& window)
{
if(window.get_retval() == window::OK) {
DBG_GUI << "Main: changing control of side "
<< sides_[selected_side_] << " to nick "
<< nicks_[selected_nick_] << std::endl;
menu_handler_.request_control_change(
sides_[selected_side_],
nicks_[selected_nick_]
);
}
}
void mp_staging::post_show(window& window)
{
if(update_timer_ != 0) {
remove_timer(update_timer_);
update_timer_ = 0;
}
if(window.get_retval() == window::OK) {
connect_engine_.start_game();
} else {
connect_engine_.leave_game();
}
}
shadow_map::shadow_map(const window& wnd, const glm::mat4& vp, size_t sz)
: m_shader(), m_buffer(sz, sz), m_size(sz), m_transform(vp)
{
m_screen = wnd.render_size();
m_shader.compile("data/shader/shadow.vs", GL_VERTEX_SHADER);
m_shader.compile("data/shader/shadow.fs", GL_FRAGMENT_SHADER);
m_shader.link();
m_shader.declare_uniform("M");
m_shader.declare_uniform("VP");
m_buffer.attach_depth(GL_DEPTH_COMPONENT24);
m_buffer.finish();
}
void lobby_main::show_preferences_button_callback(window& window)
{
if(preferences_callback_) {
preferences_callback_();
/**
* The screen size might have changed force an update of the size.
*
* @todo This might no longer be needed when gui2 is done.
*/
window.invalidate_layout();
wesnothd_connection_.send_data(config("refresh_lobby"));
}
}
void loading_screen::timer_callback(window& window)
{
if (!work_ || !worker_ || worker_->timed_join(boost::posix_time::milliseconds(0))) {
if (exception_) {
clear_timer();
std::rethrow_exception(exception_);
}
window.close();
}
if (!work_) {
return;
}
const char* stage = current_stage_
#if defined(_MSC_VER) && _MSC_VER < 1900
;
#else
.load(std::memory_order_acquire);
int main(int argc, char ** argv)
{
cout << "Space Station Build Game" << endl;
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_DEPTH | GLUT_DOUBLE | GLUT_RGBA);
glWindow.setPosition(100,100);
glWindow.setDimensions(640, 480);
glWindow.setTitle("HELLO WORLD");
glWindow.setDisplayFunction(render);
cout << "Width:" << glWindow.getWidth() << endl;
cout << "Height:" << glWindow.getHeight() << endl;
cout << "Title:" << glWindow.getTitle() << endl;
glWindow.createWindow();
//initGlutWindow(x,y,width,height,"Space Station Build Game",render);
}
void widget::populate_dirty_list(window& caller,
std::vector<widget*>& call_stack)
{
assert(call_stack.empty() || call_stack.back() != this);
if(visible_ != visibility::visible) {
return;
}
if(get_drawing_action() == redraw_action::none) {
return;
}
call_stack.push_back(this);
if(is_dirty_) {
caller.add_to_dirty_list(call_stack);
} else {
// virtual function which only does something for container items.
child_populate_dirty_list(caller, call_stack);
}
}
// handle_event
bool handle_event(window const& win, int et, void * ei)
{
bool result = false;
boost::shared_ptr<window::impl_type> pimpl = win.pimpl.lock();
if (et == khaos::resize::value && win.khaos_window()->is_toplevel)
{
point oldw = khaos::detail::resize_old_width(ei);
reposition_layout(win, oldw.x, oldw.y);
}
if (pimpl->main)
result |= pimpl->main(et, ei);
BOOST_FOREACH(iris::event_handler const& handler, pimpl->handlers)
{
result |= handler(et, ei);
}
return result;
}
color make_window_alpha_scaled_color(const window& window, const color& c) {
return color(c, c.get_a() * window.get_alpha());
}
void unit_recall::dismiss_unit(window& window)
{
LOG_DP << "Recall list units:\n"; dump_recall_list_to_console(recall_list_);
listbox& list = find_widget<listbox>(&window, "recall_list", false);
const int index = list.get_selected_row();
const unit& u = *recall_list_[index].get();
// If the unit is of level > 1, or is close to advancing, we warn the player about it
std::stringstream message;
if(u.loyal()) {
message << _("This unit is loyal and requires no upkeep.") << " " << (u.gender() == unit_race::MALE
? _("Do you really want to dismiss him?")
: _("Do you really want to dismiss her?"));
} else if(u.level() > 1) {
message << _("This unit is an experienced one, having advanced levels.") << " " << (u.gender() == unit_race::MALE
? _("Do you really want to dismiss him?")
: _("Do you really want to dismiss her?"));
} else if(u.experience() > u.max_experience()/2) {
message << _("This unit is close to advancing a level.") << " " << (u.gender() == unit_race::MALE
? _("Do you really want to dismiss him?")
: _("Do you really want to dismiss her?"));
}
if(!message.str().empty()) {
const int res = gui2::show_message(_("Dismiss Unit"), message.str(), message::yes_no_buttons);
if(res != gui2::retval::OK) {
return;
}
}
recall_list_.erase(recall_list_.begin() + index);
// Remove the entry from the dialog list
list.remove_row(index);
list_item_clicked(window);
// Remove the entry from the filter list
filter_options_.erase(filter_options_.begin() + index);
assert(filter_options_.size() == list.get_item_count());
LOG_DP << "Dismissing a unit, side = " << u.side() << ", id = '" << u.id() << "'\n";
LOG_DP << "That side's recall list:\n";
dump_recall_list_to_console(team_.recall_list());
// Find the unit in the recall list.
unit_ptr dismissed_unit = team_.recall_list().find_if_matches_id(u.id());
assert(dismissed_unit);
// Record the dismissal, then delete the unit.
synced_context::run_and_throw("disband", replay_helper::get_disband(dismissed_unit->id()));
// Close the dialog if all units are dismissed
if(list.get_item_count() == 0) {
window.set_retval(retval::CANCEL);
}
}
void unit_recall::pre_show(window& window)
{
label& title = find_widget<label>(&window, "title", true);
title.set_label(title.get_label() + get_title_suffix(team_.side()));
text_box* filter
= find_widget<text_box>(&window, "filter_box", false, true);
filter->set_text_changed_callback(
std::bind(&unit_recall::filter_text_changed, this, _1, _2));
listbox& list = find_widget<listbox>(&window, "recall_list", false);
connect_signal_notify_modified(list, std::bind(&unit_recall::list_item_clicked, this, std::ref(window)));
list.clear();
window.keyboard_capture(filter);
window.add_to_keyboard_chain(&list);
connect_signal_mouse_left_click(
find_widget<button>(&window, "rename", false),
std::bind(&unit_recall::rename_unit, this, std::ref(window)));
connect_signal_mouse_left_click(
find_widget<button>(&window, "dismiss", false),
std::bind(&unit_recall::dismiss_unit, this, std::ref(window)));
connect_signal_mouse_left_click(
find_widget<button>(&window, "show_help", false),
std::bind(&unit_recall::show_help, this));
for(const unit_const_ptr& unit : recall_list_) {
std::map<std::string, string_map> row_data;
string_map column;
std::string mods = unit->image_mods();
if(unit->can_recruit()) {
mods += "~BLIT(" + unit::leader_crown() + ")";
}
for(const std::string& overlay : unit->overlays()) {
mods += "~BLIT(" + overlay + ")";
}
column["use_markup"] = "true";
column["label"] = unit->absolute_image() + mods;
row_data.emplace("unit_image", column);
column["label"] = unit->type_name();
row_data.emplace("unit_type", column);
column["label"] = format_cost_string(unit->recall_cost(), team_.recall_cost());
row_data.emplace("unit_recall_cost", column);
const std::string& name = !unit->name().empty() ? unit->name().str() : font::unicode_en_dash;
column["label"] = name;
row_data.emplace("unit_name", column);
column["label"] = format_level_string(unit->level());
row_data.emplace("unit_level", column);
std::stringstream exp_str;
exp_str << font::span_color(unit->xp_color());
if(unit->can_advance()) {
exp_str << unit->experience() << "/" << unit->max_experience();
} else {
exp_str << font::unicode_en_dash;
}
exp_str << "</span>";
column["label"] = exp_str.str();
row_data.emplace("unit_experience", column);
// Since the table widgets use heavy formatting, we save a bare copy
// of certain options to filter on.
std::string filter_text = unit->type_name() + " " + name + " " + std::to_string(unit->level());
std::string traits;
for(const std::string& trait : unit->trait_names()) {
traits += (traits.empty() ? "" : "\n") + trait;
filter_text += " " + trait;
}
column["label"] = !traits.empty() ? traits : font::unicode_en_dash;
row_data.emplace("unit_traits", column);
list.add_row(row_data);
filter_options_.push_back(filter_text);
}
list.register_translatable_sorting_option(0, [this](const int i) { return recall_list_[i]->type_name().str(); });
list.register_translatable_sorting_option(1, [this](const int i) { return recall_list_[i]->name().str(); });
list.register_sorting_option(2, [this](const int i) {
const unit& u = *recall_list_[i];
return std::make_tuple(u.level(), -static_cast<int>(u.experience_to_advance()));
});
list.register_sorting_option(3, [this](const int i) { return recall_list_[i]->experience(); });
list.register_translatable_sorting_option(4, [this](const int i) {
return !recall_list_[i]->trait_names().empty() ? recall_list_[i]->trait_names().front().str() : "";
});
list.set_active_sorting_option(sort_last.first >= 0 ? sort_last : sort_default, true);
list_item_clicked(window);
}