src/ui/file_dialog.cpp - main - Mr.Stalin/FreeFT

src/ui/file_dialog.cpp
105 строк3 KB
Krzysztof Jakubowski
Updated libfwk to latest version (2025.01) PART 1 (#9)
08 янв 2025, 23:03
08 янв 2025, 23:037639343
// Copyright (C) Krzysztof Jakubowski <nadult@fastmail.fm>
// This file is part of FreeFT. See license.txt for details.

#include "ui/file_dialog.h"
#include "ui/text_box.h"
#include <algorithm>

namespace ui {

static const EnumMap<FileDialogMode, const char *> s_ok_label = {{
	"open",
	"save",
}};

FileDialog::FileDialog(const IRect &rect, const char *title, Mode mode)
	: Window(rect, ColorId::transparent), m_mode(mode) {
	int w = width(), h = height();

	PTextBox title_box = make_shared<TextBox>(IRect(5, 5, w - 5, 25), title);
	title_box->setFont(WindowStyle::fonts[1]);

	m_list_box = make_shared<ListBox>(IRect(5, 25, w - 25, h - 50));
	m_edit_box =
		make_shared<EditBox>(IRect(5, h - 49, w - 5, h - 26), 30, "", WindowStyle::gui_light);
	m_ok_button = make_shared<Button>(IRect(w - 110, h - 25, w - 55, h - 5), s_ok_label[mode], 1);
	PButton cancel_button = make_shared<Button>(IRect(w - 55, h - 25, w - 5, h - 5), "cancel", 0);

	attach(title_box);
	attach(m_ok_button);
	attach(cancel_button);
	attach(m_list_box);
	attach(m_edit_box);

	m_dir_path = "./";
	updateList();
}

void FileDialog::setPath(const FilePath &path) {
	if(path.isDirectory()) {
		m_dir_path = path;
		m_edit_box->setText({});
	} else {
		m_dir_path = path.parent();
		m_edit_box->setText(toUTF32Checked(path.fileName()));
	}
	updateList();
	updateButtons();
}

FilePath FileDialog::path() const { return m_dir_path / toUTF8Checked(m_edit_box->text()); }

void FileDialog::drawContents(Canvas2D &out) const {
	drawWindow(out, IRect({0, 0}, rect().size()), WindowStyle::gui_dark, 3);
}

bool FileDialog::onEvent(const Event &event) {
	if(event.type == Event::escape) {
		close(0);
	} else if(event.type == Event::button_clicked) {
		close(event.value);
	} else if(event.type == Event::element_selected) {
		if(event.value >= 0 && event.value < m_list_box->size()) {
			FilePath file_path = m_dir_path / FilePath((*m_list_box)[event.value].text.c_str());
			file_path = file_path.absolute().get(); // TODO

			if(file_path.isDirectory()) {
				m_dir_path = file_path;
				updateList();
			} else if(file_path.isRegularFile()) {
				m_edit_box->setText(toUTF32Checked(file_path.fileName()));
			}
		}
		updateButtons();
	} else if(event.type == Event::text_modified) {
		auto file_name = toUTF8Checked(m_edit_box->text());
		m_list_box->selectEntry(m_list_box->findEntry(file_name.c_str()));
		updateButtons();
	} else
		return false;

	return true;
}

void FileDialog::updateList() {
	m_list_box->clear();

	auto files = findFiles(m_dir_path, FindFileOpt::directory | FindFileOpt::regular_file |
										   FindFileOpt::relative | FindFileOpt::include_parent);

	std::sort(files.begin(), files.end());
	for(int n = 0; n < (int)files.size(); n++)
		m_list_box->addEntry(files[n].path.c_str(),
							 files[n].is_dir ? ColorId::yellow : ColorId::white);
}

void FileDialog::updateButtons() {
	FilePath file_path = m_dir_path / FilePath(toUTF8Checked(m_edit_box->text()));

	if(m_mode == FileDialogMode::opening_file)
		m_ok_button->enable(file_path.isRegularFile());
	else if(m_mode == FileDialogMode::saving_file)
		m_ok_button->enable(!file_path.isDirectory());
}

}