portapack-mayhem/firmware/application/apps/ui_fileman.cpp
2020-06-01 01:59:40 +02:00

328 lines
7.6 KiB
C++

/*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2017 Furrtek
*
* This file is part of PortaPack.
*
* 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, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "ui_fileman.hpp"
#include "string_format.hpp"
#include "portapack.hpp"
#include "event_m0.hpp"
using namespace portapack;
namespace ui {
void FileManBaseView::load_directory_contents(const std::filesystem::path& dir_path) {
current_path = dir_path;
text_current.set(dir_path.string().length()? dir_path.string().substr(0, 30 - 6):"(sd root)");
entry_list.clear();
auto filtering = (bool)extension_filter.size();
// List directories and files, put directories up top
if (dir_path.string().length())
entry_list.push_back({ u"..", 0, true });
for (const auto& entry : std::filesystem::directory_iterator(dir_path, u"*")) {
if (std::filesystem::is_regular_file(entry.status())) {
if (entry.path().string().length()) {
bool matched = true;
if (filtering) {
auto entry_extension = entry.path().extension().string();
for (auto &c: entry_extension)
c = toupper(c);
if (entry_extension != extension_filter)
matched = false;
}
if (matched)
entry_list.push_back({ entry.path(), (uint32_t)entry.size(), false });
}
} else if (std::filesystem::is_directory(entry.status())) {
entry_list.insert(entry_list.begin(), { entry.path(), 0, true });
}
}
}
std::filesystem::path FileManBaseView::get_selected_path() {
auto selected_path_str = current_path.string();
auto entry_path = entry_list[menu_view.highlighted_index()].entry_path.string();
if (entry_path == "..") {
selected_path_str = get_parent_dir().string();
} else {
if (selected_path_str.back() != '/')
selected_path_str += '/';
selected_path_str += entry_path;
}
return selected_path_str;
}
std::filesystem::path FileManBaseView::get_parent_dir() {
auto current_path_str = current_path.string();
return current_path.string().substr(0, current_path_str.find_last_of('/'));
}
FileManBaseView::FileManBaseView(
NavigationView& nav,
std::string filter
) : nav_ (nav),
extension_filter { filter }
{
load_directory_contents(current_path);
if (!entry_list.size())
empty_root = true;
add_children({
&labels,
&text_current,
&button_exit
});
menu_view.on_left = [&nav, this]() {
load_directory_contents(get_parent_dir());
refresh_list();
};
button_exit.on_select = [this, &nav](Button&) {
nav.pop();
};
};
void FileManBaseView::focus() {
if (empty_root) {
button_exit.focus();
nav_.display_modal("Error", "No files in root.", ABORT, nullptr);
} else {
menu_view.focus();
}
}
void FileManBaseView::refresh_list() {
if (on_refresh_widgets)
on_refresh_widgets(false);
menu_view.clear();
for (size_t n = 0; n < entry_list.size(); n++) {
auto entry = &entry_list[n];
auto entry_name = entry->entry_path.filename().string().substr(0, 20);
if (entry->is_directory) {
menu_view.add_item({
entry_name,
ui::Color::yellow(),
&bitmap_icon_dir,
[this](){
if (on_select_entry)
on_select_entry();
}
});
} else {
auto file_size = entry->size;
size_t suffix_index = 0;
while (file_size >= 1024) {
file_size /= 1024;
suffix_index++;
}
if (suffix_index > 4)
suffix_index = 4;
std::string size_str = to_string_dec_uint(file_size) + suffix[suffix_index];
auto entry_extension = entry->entry_path.extension().string();
for (auto &c: entry_extension)
c = toupper(c);
// Associate extension to icon and color
size_t c;
for (c = 0; c < file_types.size() - 1; c++) {
if (entry_extension == file_types[c].extension)
break;
}
menu_view.add_item({
entry_name + std::string(21 - entry_name.length(), ' ') + size_str,
file_types[c].color,
file_types[c].icon,
[this](){
if (on_select_entry)
on_select_entry();
}
});
}
}
menu_view.set_highlighted(0); // Refresh
}
/*void FileSaveView::on_save_name() {
text_prompt(nav_, &filename_buffer, 8, [this](std::string * buffer) {
nav_.pop();
});
}
FileSaveView::FileSaveView(
NavigationView& nav
) : FileManBaseView(nav)
{
name_buffer.clear();
add_children({
&text_save,
&button_save_name,
&live_timestamp
});
button_save_name.on_select = [this, &nav](Button&) {
on_save_name();
};
}*/
void FileLoadView::refresh_widgets(const bool v) {
set_dirty();
}
FileLoadView::FileLoadView(
NavigationView& nav,
std::string filter
) : FileManBaseView(nav, filter)
{
on_refresh_widgets = [this](bool v) {
refresh_widgets(v);
};
add_children({
&menu_view
});
// Resize menu view to fill screen
menu_view.set_parent_rect({ 0, 3 * 8, 240, 29 * 8 });
refresh_list();
on_select_entry = [&nav, this]() {
if (entry_list[menu_view.highlighted_index()].is_directory) {
load_directory_contents(get_selected_path());
refresh_list();
} else {
nav_.pop();
if (on_changed)
on_changed(current_path.string() + '/' + entry_list[menu_view.highlighted_index()].entry_path.string());
}
};
}
void FileManagerView::on_rename(NavigationView& nav) {
text_prompt(nav, name_buffer, max_filename_length, [this](std::string& buffer) {
rename_file(get_selected_path(), buffer);
load_directory_contents(current_path);
refresh_list();
});
}
void FileManagerView::on_delete() {
delete_file(get_selected_path());
load_directory_contents(current_path);
refresh_list();
}
void FileManagerView::refresh_widgets(const bool v) {
button_rename.hidden(v);
button_new_dir.hidden(v);
button_delete.hidden(v);
set_dirty();
}
FileManagerView::~FileManagerView() {
// Flush ?
}
FileManagerView::FileManagerView(
NavigationView& nav
) : FileManBaseView(nav, "")
{
on_refresh_widgets = [this](bool v) {
refresh_widgets(v);
};
add_children({
&menu_view,
&labels,
&text_date,
&button_rename,
&button_new_dir,
&button_delete
});
menu_view.on_highlight = [this]() {
text_date.set(to_string_FAT_timestamp(file_created_date(get_selected_path())));
};
refresh_list();
on_select_entry = [this]() {
if (entry_list[menu_view.highlighted_index()].is_directory) {
load_directory_contents(get_selected_path());
refresh_list();
} else
button_rename.focus();
};
button_new_dir.on_select = [this, &nav](Button&) {
name_buffer.clear();
text_prompt(nav, name_buffer, max_filename_length, [this](std::string& buffer) {
make_new_directory(current_path.string() + '/' + buffer);
load_directory_contents(current_path);
refresh_list();
});
};
button_rename.on_select = [this, &nav](Button&) {
name_buffer = entry_list[menu_view.highlighted_index()].entry_path.filename().string().substr(0, max_filename_length);
on_rename(nav);
};
button_delete.on_select = [this, &nav](Button&) {
// Use display_modal ?
nav.push<ModalMessageView>("Delete", "Delete " + entry_list[menu_view.highlighted_index()].entry_path.filename().string() + "\nAre you sure?", YESNO,
[this](bool choice) {
if (choice)
on_delete();
}
);
};
}
}