Method OnQueryTextFinished

src/genworld_gui.cpp:937–1001

	}

	void OnQueryTextFinished(std::optional<std::string> str) override
	{
		/* Was 'cancel' pressed? */
		if (!str.has_value()) return;

		int32_t value;
		if (!str->empty()) {
			auto val = ParseInteger<int32_t>(*str, 10, true);
			if (!val.has_value()) return;
			value = *val;
		} else {
			/* An empty string means revert to the default */
			switch (this->widget_id) {
				case WID_GL_HEIGHTMAP_HEIGHT_TEXT: value = MAP_HEIGHT_LIMIT_AUTO_MINIMUM; break;
				case WID_GL_START_DATE_TEXT: value = CalendarTime::DEF_START_YEAR.base(); break;
				case WID_GL_SNOW_COVERAGE_TEXT: value = DEF_SNOW_COVERAGE; break;
				case WID_GL_DESERT_COVERAGE_TEXT: value = DEF_DESERT_COVERAGE; break;
				case WID_GL_TOWN_PULLDOWN: value = 1; break;
				case WID_GL_INDUSTRY_PULLDOWN: value = 1; break;
				case WID_GL_TERRAIN_PULLDOWN: value = MIN_MAP_HEIGHT_LIMIT; break;
				case WID_GL_WATER_PULLDOWN: value = CUSTOM_SEA_LEVEL_MIN_PERCENTAGE; break;
				default: NOT_REACHED();
			}
		}

		switch (this->widget_id) {
			case WID_GL_HEIGHTMAP_HEIGHT_TEXT:
				this->SetWidgetDirty(WID_GL_HEIGHTMAP_HEIGHT_TEXT);
				_settings_newgame.game_creation.heightmap_height = Clamp(value, MIN_HEIGHTMAP_HEIGHT, GetMapHeightLimit());
				break;

			case WID_GL_START_DATE_TEXT:
				this->SetWidgetDirty(WID_GL_START_DATE_TEXT);
				_settings_newgame.game_creation.starting_year = Clamp(TimerGameCalendar::Year(value), CalendarTime::MIN_YEAR, CalendarTime::MAX_YEAR);
				break;

			case WID_GL_SNOW_COVERAGE_TEXT:
				this->SetWidgetDirty(WID_GL_SNOW_COVERAGE_TEXT);
				_settings_newgame.game_creation.snow_coverage = Clamp(value, 0, 100);
				break;

			case WID_GL_DESERT_COVERAGE_TEXT:
				this->SetWidgetDirty(WID_GL_DESERT_COVERAGE_TEXT);
				_settings_newgame.game_creation.desert_coverage = Clamp(value, 0, 100);
				break;

			case WID_GL_TOWN_PULLDOWN:
				_settings_newgame.game_creation.custom_town_number = Clamp(value, 1, CUSTOM_TOWN_MAX_NUMBER);
				break;

			case WID_GL_INDUSTRY_PULLDOWN:
				_settings_newgame.game_creation.custom_industry_number = Clamp(value, 1, IndustryPool::MAX_SIZE);
				break;

			case WID_GL_TERRAIN_PULLDOWN:
				_settings_newgame.game_creation.custom_terrain_type = Clamp(value, MIN_CUSTOM_TERRAIN_TYPE, GetMapHeightLimit());
				break;