log_settings.cpp

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/*
    Copyright (C) 2017 - 2025
    Part of the Battle for Wesnoth Project https://www.wesnoth.org/
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY.
 
    See the COPYING file for more details.
*/
 
#define GETTEXT_DOMAIN "wesnoth-lib"
 
#include "gui/dialogs/log_settings.hpp"
 
#include "gettext.hpp"
#include "gui/widgets/grid.hpp"
#include "gui/widgets/listbox.hpp"
#include "gui/widgets/text_box.hpp"
#include "gui/widgets/toggle_button.hpp"
#include "gui/widgets/window.hpp"
#include "utils/ci_searcher.hpp"
 
#include "log.hpp"
 
namespace gui2::dialogs
{
 
REGISTER_DIALOG(log_settings)
 
log_settings::log_settings()
    : modal_dialog(window_id())
{
    //list of names must match those in logging.cfg
    widget_id_.push_back("none");
    widget_id_.push_back("err");
    widget_id_.push_back("warn");
    widget_id_.push_back("info");
    widget_id_.push_back("debug");
 
 
    //empty string is the filter (in other words, this grabs the whole list of domains)
    std::string temp_string = lg::list_log_domains("");
    //std::cout<<temp_string; //use to print the full log domain list
    std::string one_domain;
 
    std::istringstream iss(temp_string, std::istringstream::in);
 
    while(iss >> one_domain){
        domain_list_.push_back(one_domain);
    }
}
 
void log_settings::pre_show()
{
    listbox& logger_box = find_widget<listbox>("logger_listbox");
 
    for(unsigned int i = 0; i < domain_list_.size(); i++){
        std::string this_domain = domain_list_[i];
 
        logger_box.add_row(widget_data{{ "label", {{ "label", this_domain }}}});
        group<std::string>& group = groups_[this_domain];
 
        grid* this_grid = logger_box.get_row_grid(i);
        for(std::string this_id : widget_id_){
            widget* this_widget = this_grid->find(this_id, false);
            toggle_button* button = dynamic_cast<toggle_button*>(this_widget);
            if(button != nullptr) {
                group.add_member(button, this_id);
            }
        }
        lg::severity current_sev;
        lg::severity max_sev = lg::severity::LG_DEBUG;
        if (lg::get_log_domain_severity(this_domain, current_sev)) {
            if (current_sev <= max_sev) {
                group.set_member_states(widget_id_[static_cast<int>(current_sev) + 1]);
            }
        }
    }
 
    text_box* filter = find_widget<text_box>("filter_box", false, true);
    filter->on_modified([this](const auto& box) { filter_text_changed(box.text()); });
 
#ifdef __IPHONEOS__
    // On iOS, opening log settings should not immediately summon the
    // software keyboard just because the optional filter field exists.
    keyboard_capture(&logger_box);
#else
    keyboard_capture(filter);
#endif
    add_to_keyboard_chain(&logger_box);
}
 
void log_settings::filter_text_changed(const std::string& text)
{
    find_widget<listbox>("logger_listbox").filter_rows_by(
        [this, match = translation::make_ci_matcher(text)](std::size_t row) { return match(domain_list_[row]); });
}
 
void log_settings::post_show()
{
    for(std::string this_domain : domain_list_){
        set_logger(this_domain);
    }
}
 
void log_settings::set_logger(const std::string& log_domain)
{
    std::string active_value = groups_[log_domain].get_active_member_value();
 
    if(active_value == widget_id_[2]){ //default value, level1: warning
        lg::set_log_domain_severity(log_domain, lg::warn());
    } else if(active_value == widget_id_[4]){ //level3: debug
        lg::set_log_domain_severity(log_domain, lg::debug());
    } else if(active_value == widget_id_[3]){ //level2: info
        lg::set_log_domain_severity(log_domain, lg::info());
    } else if(active_value == widget_id_[1]){ //level0: error
        lg::set_log_domain_severity(log_domain, lg::err());
    } else if(active_value == widget_id_[0]){ //level-1: disable
        lg::set_log_domain_severity(log_domain, lg::severity::LG_NONE);
    }
}
 
} // namespace dialogs