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/*
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/Function.h>
#include <AK/LexicalPath.h>
#include <LibCore/File.h>
#include <LibCore/StandardPaths.h>
#include <LibGUI/Action.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Button.h>
#include <LibGUI/CommonLocationsProvider.h>
#include <LibGUI/FileIconProvider.h>
#include <LibGUI/FilePicker.h>
#include <LibGUI/FilePickerDialogGML.h>
#include <LibGUI/FileSystemModel.h>
#include <LibGUI/InputBox.h>
#include <LibGUI/Menu.h>
#include <LibGUI/MessageBox.h>
#include <LibGUI/MultiView.h>
#include <LibGUI/SortingProxyModel.h>
#include <LibGUI/TextBox.h>
#include <LibGUI/Toolbar.h>
#include <LibGfx/FontDatabase.h>
#include <LibGfx/Palette.h>
#include <string.h>
namespace GUI {
Optional<String> FilePicker::get_open_filepath(Window* parent_window, const String& window_title, const StringView& path, bool folder)
{
auto picker = FilePicker::construct(parent_window, folder ? Mode::OpenFolder : Mode::Open, "", path);
if (!window_title.is_null())
picker->set_title(window_title);
if (picker->exec() == Dialog::ExecOK) {
String file_path = picker->selected_file().string();
if (file_path.is_null())
return {};
return file_path;
}
return {};
}
Optional<String> FilePicker::get_save_filepath(Window* parent_window, const String& title, const String& extension, const StringView& path)
{
auto picker = FilePicker::construct(parent_window, Mode::Save, String::formatted("{}.{}", title, extension), path);
if (picker->exec() == Dialog::ExecOK) {
String file_path = picker->selected_file().string();
if (file_path.is_null())
return {};
return file_path;
}
return {};
}
FilePicker::FilePicker(Window* parent_window, Mode mode, const StringView& filename, const StringView& path)
: Dialog(parent_window)
, m_model(FileSystemModel::create())
, m_mode(mode)
{
switch (m_mode) {
case Mode::Open:
case Mode::OpenMultiple:
case Mode::OpenFolder:
set_title("Open");
set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/open.png"));
break;
case Mode::Save:
set_title("Save as");
set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/save.png"));
break;
}
resize(560, 320);
auto& widget = set_main_widget<GUI::Widget>();
if (!widget.load_from_gml(file_picker_dialog_gml))
VERIFY_NOT_REACHED();
auto& toolbar = *widget.find_descendant_of_type_named<GUI::Toolbar>("toolbar");
toolbar.set_has_frame(false);
m_location_textbox = *widget.find_descendant_of_type_named<GUI::TextBox>("location_textbox");
m_location_textbox->set_text(path);
m_view = *widget.find_descendant_of_type_named<GUI::MultiView>("view");
m_view->set_selection_mode(m_mode == Mode::OpenMultiple ? GUI::AbstractView::SelectionMode::MultiSelection : GUI::AbstractView::SelectionMode::SingleSelection);
m_view->set_model(SortingProxyModel::create(*m_model));
m_view->set_model_column(FileSystemModel::Column::Name);
m_view->set_key_column_and_sort_order(GUI::FileSystemModel::Column::Name, GUI::SortOrder::Ascending);
m_view->set_column_visible(FileSystemModel::Column::Owner, true);
m_view->set_column_visible(FileSystemModel::Column::Group, true);
m_view->set_column_visible(FileSystemModel::Column::Permissions, true);
m_view->set_column_visible(FileSystemModel::Column::Inode, true);
m_view->set_column_visible(FileSystemModel::Column::SymlinkTarget, true);
m_model->register_client(*this);
m_location_textbox->on_return_pressed = [this] {
set_path(m_location_textbox->text());
};
auto open_parent_directory_action = Action::create(
"Open parent directory", { Mod_Alt, Key_Up }, Gfx::Bitmap::load_from_file("/res/icons/16x16/open-parent-directory.png"), [this](const Action&) {
set_path(String::formatted("{}/..", m_model->root_path()));
},
this);
toolbar.add_action(*open_parent_directory_action);
auto go_home_action = CommonActions::make_go_home_action([this](auto&) {
set_path(Core::StandardPaths::home_directory());
},
this);
toolbar.add_action(go_home_action);
toolbar.add_separator();
auto mkdir_action = Action::create(
"New directory...", Gfx::Bitmap::load_from_file("/res/icons/16x16/mkdir.png"), [this](const Action&) {
String value;
if (InputBox::show(this, value, "Enter name:", "New directory") == InputBox::ExecOK && !value.is_empty()) {
auto new_dir_path = LexicalPath::canonicalized_path(String::formatted("{}/{}", m_model->root_path(), value));
int rc = mkdir(new_dir_path.characters(), 0777);
if (rc < 0) {
MessageBox::show(this, String::formatted("mkdir(\"{}\") failed: {}", new_dir_path, strerror(errno)), "Error", MessageBox::Type::Error);
} else {
m_model->update();
}
}
},
this);
toolbar.add_action(*mkdir_action);
toolbar.add_separator();
toolbar.add_action(m_view->view_as_icons_action());
toolbar.add_action(m_view->view_as_table_action());
toolbar.add_action(m_view->view_as_columns_action());
m_filename_textbox = *widget.find_descendant_of_type_named<GUI::TextBox>("filename_textbox");
m_filename_textbox->set_focus(true);
if (m_mode == Mode::Save) {
m_filename_textbox->set_text(filename);
m_filename_textbox->select_all();
}
m_filename_textbox->on_return_pressed = [&] {
on_file_return();
};
m_view->on_selection_change = [this] {
auto index = m_view->selection().first();
auto& filter_model = (SortingProxyModel&)*m_view->model();
auto local_index = filter_model.map_to_source(index);
const FileSystemModel::Node& node = m_model->node(local_index);
LexicalPath path { node.full_path() };
auto should_open_folder = m_mode == Mode::OpenFolder;
if (should_open_folder == node.is_directory()) {
m_filename_textbox->set_text(node.name);
} else {
m_filename_textbox->clear();
}
};
m_context_menu = GUI::Menu::construct();
m_context_menu->add_action(GUI::Action::create_checkable("Show dotfiles", [&](auto& action) {
m_model->set_should_show_dotfiles(action.is_checked());
m_model->update();
}));
m_view->on_context_menu_request = [&](const GUI::ModelIndex& index, const GUI::ContextMenuEvent& event) {
if (!index.is_valid()) {
m_context_menu->popup(event.screen_position());
}
};
auto& ok_button = *widget.find_descendant_of_type_named<GUI::Button>("ok_button");
ok_button.set_text(ok_button_name(m_mode));
ok_button.on_click = [this](auto) {
on_file_return();
};
auto& cancel_button = *widget.find_descendant_of_type_named<GUI::Button>("cancel_button");
cancel_button.set_text("Cancel");
cancel_button.on_click = [this](auto) {
done(ExecCancel);
};
m_view->on_activation = [this](auto& index) {
auto& filter_model = (SortingProxyModel&)*m_view->model();
auto local_index = filter_model.map_to_source(index);
const FileSystemModel::Node& node = m_model->node(local_index);
auto path = node.full_path();
if (node.is_directory() || node.is_symlink_to_directory()) {
set_path(path);
// NOTE: 'node' is invalid from here on
} else {
on_file_return();
}
};
auto& common_locations_frame = *widget.find_descendant_of_type_named<Frame>("common_locations_frame");
common_locations_frame.set_background_role(Gfx::ColorRole::Tray);
m_model->on_complete = [&] {
for (auto location_button : m_common_location_buttons)
location_button.button.set_checked(m_model->root_path() == location_button.path);
};
for (auto& location : CommonLocationsProvider::common_locations()) {
String path = location.path;
auto& button = common_locations_frame.add<GUI::Button>();
button.set_button_style(Gfx::ButtonStyle::Tray);
button.set_foreground_role(Gfx::ColorRole::TrayText);
button.set_text_alignment(Gfx::TextAlignment::CenterLeft);
button.set_text(location.name);
button.set_icon(FileIconProvider::icon_for_path(path).bitmap_for_size(16));
button.set_fixed_height(22);
button.set_checkable(true);
button.set_exclusive(true);
button.on_click = [this, path] {
set_path(path);
};
m_common_location_buttons.append({ path, button });
}
set_path(path);
}
FilePicker::~FilePicker()
{
m_model->unregister_client(*this);
}
void FilePicker::model_did_update(unsigned)
{
m_location_textbox->set_text(m_model->root_path());
}
void FilePicker::on_file_return()
{
LexicalPath path(String::formatted("{}/{}", m_model->root_path(), m_filename_textbox->text()));
if (Core::File::exists(path.string()) && m_mode == Mode::Save) {
auto result = MessageBox::show(this, "File already exists. Overwrite?", "Existing File", MessageBox::Type::Warning, MessageBox::InputType::OKCancel);
if (result == MessageBox::ExecCancel)
return;
}
m_selected_file = path;
done(ExecOK);
}
void FilePicker::set_path(const String& path)
{
auto new_path = LexicalPath(path).string();
m_location_textbox->set_icon(FileIconProvider::icon_for_path(new_path).bitmap_for_size(16));
m_model->set_root_path(new_path);
}
}
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