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serenity/Applications/FileManager/main.cpp

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#include "DirectoryView.h"
#include "FileUtils.h"
#include "PropertiesDialog.h"
#include <AK/FileSystemPath.h>
#include <AK/StringBuilder.h>
#include <LibCore/CConfigFile.h>
#include <LibCore/CUserInfo.h>
#include <LibDraw/PNGLoader.h>
#include <LibGUI/GAboutDialog.h>
#include <LibGUI/GAction.h>
#include <LibGUI/GActionGroup.h>
#include <LibGUI/GApplication.h>
#include <LibGUI/GBoxLayout.h>
#include <LibGUI/GClipboard.h>
#include <LibGUI/GFileSystemModel.h>
#include <LibGUI/GInputBox.h>
#include <LibGUI/GLabel.h>
#include <LibGUI/GMenuBar.h>
#include <LibGUI/GMessageBox.h>
#include <LibGUI/GProgressBar.h>
#include <LibGUI/GSplitter.h>
#include <LibGUI/GStatusBar.h>
#include <LibGUI/GTextEditor.h>
#include <LibGUI/GToolBar.h>
#include <LibGUI/GTreeView.h>
#include <LibGUI/GWidget.h>
#include <LibGUI/GWindow.h>
#include <signal.h>
#include <stdio.h>
#include <unistd.h>
int main(int argc, char** argv)
{
struct sigaction act;
memset(&act, 0, sizeof(act));
act.sa_flags = SA_NOCLDWAIT;
act.sa_handler = SIG_IGN;
int rc = sigaction(SIGCHLD, &act, nullptr);
if (rc < 0) {
perror("sigaction");
return 1;
}
RefPtr<CConfigFile> config = CConfigFile::get_for_app("FileManager");
GApplication app(argc, argv);
auto window = GWindow::construct();
window->set_title("File Manager");
auto left = config->read_num_entry("Window", "Left", 150);
auto top = config->read_num_entry("Window", "Top", 75);
auto width = config->read_num_entry("Window", "Width", 640);
auto heigth = config->read_num_entry("Window", "Heigth", 480);
window->set_rect({ left, top, width, heigth });
auto widget = GWidget::construct();
widget->set_layout(make<GBoxLayout>(Orientation::Vertical));
widget->layout()->set_spacing(0);
auto main_toolbar = GToolBar::construct(widget);
auto location_toolbar = GToolBar::construct(widget);
location_toolbar->layout()->set_margins({ 6, 3, 6, 3 });
location_toolbar->set_preferred_size(0, 25);
auto location_label = GLabel::construct("Location: ", location_toolbar);
location_label->size_to_fit();
auto location_textbox = GTextEditor::construct(GTextEditor::SingleLine, location_toolbar);
auto splitter = GSplitter::construct(Orientation::Horizontal, widget);
auto tree_view = GTreeView::construct(splitter);
auto file_system_model = GFileSystemModel::create("/", GFileSystemModel::Mode::DirectoriesOnly);
tree_view->set_model(file_system_model);
tree_view->set_size_policy(SizePolicy::Fixed, SizePolicy::Fill);
tree_view->set_preferred_size(200, 0);
auto directory_view = DirectoryView::construct(splitter);
auto statusbar = GStatusBar::construct(widget);
auto progressbar = GProgressBar::construct(statusbar);
progressbar->set_caption("Generating thumbnails: ");
progressbar->set_format(GProgressBar::Format::ValueSlashMax);
progressbar->set_visible(false);
progressbar->set_frame_shape(FrameShape::Panel);
progressbar->set_frame_shadow(FrameShadow::Sunken);
progressbar->set_frame_thickness(1);
location_textbox->on_return_pressed = [&] {
directory_view->open(location_textbox->text());
};
auto refresh_tree_view = [&] {
file_system_model->update();
auto current_path = directory_view->path();
struct stat st;
// If the directory no longer exists, we find a parent that does.
while (lstat(current_path.characters(), &st) != 0) {
directory_view->open_parent_directory();
current_path = directory_view->path();
if (current_path == file_system_model->root_path()) {
break;
}
}
// not exactly sure why i have to reselect the root node first, but the index() fails if I dont
auto root_index = file_system_model->index(file_system_model->root_path());
tree_view->selection().set(root_index);
// reselect the existing folder in the tree
auto new_index = file_system_model->index(current_path);
tree_view->selection().set(new_index);
tree_view->scroll_into_view(new_index, Orientation::Vertical);
tree_view->update();
directory_view->refresh();
};
auto directory_context_menu = GMenu::construct("Directory View Directory");
auto file_context_menu = GMenu::construct("Directory View File");
auto directory_view_context_menu = GMenu::construct("Directory View");
auto tree_view_directory_context_menu = GMenu::construct("Tree View Directory");
auto tree_view_context_menu = GMenu::construct("Tree View");
auto open_parent_directory_action = GAction::create("Open parent directory", { Mod_Alt, Key_Up }, GraphicsBitmap::load_from_file("/res/icons/16x16/open-parent-directory.png"), [&](const GAction&) {
directory_view->open_parent_directory();
});
auto mkdir_action = GAction::create("New directory...", { Mod_Ctrl | Mod_Shift, Key_N }, GraphicsBitmap::load_from_file("/res/icons/16x16/mkdir.png"), [&](const GAction&) {
auto input_box = GInputBox::construct("Enter name:", "New directory", window);
if (input_box->exec() == GInputBox::ExecOK && !input_box->text_value().is_empty()) {
auto new_dir_path = canonicalized_path(
String::format("%s/%s",
directory_view->path().characters(),
input_box->text_value().characters()));
int rc = mkdir(new_dir_path.characters(), 0777);
if (rc < 0) {
GMessageBox::show(String::format("mkdir(\"%s\") failed: %s", new_dir_path.characters(), strerror(errno)), "Error", GMessageBox::Type::Error, GMessageBox::InputType::OK, window);
} else {
refresh_tree_view();
}
}
});
RefPtr<GAction> view_as_table_action;
RefPtr<GAction> view_as_icons_action;
view_as_table_action = GAction::create("Table view", { Mod_Ctrl, KeyCode::Key_L }, GraphicsBitmap::load_from_file("/res/icons/16x16/table-view.png"), [&](const GAction&) {
directory_view->set_view_mode(DirectoryView::ViewMode::List);
view_as_table_action->set_checked(true);
config->write_entry("DirectoryView", "ViewMode", "List");
config->sync();
});
view_as_table_action->set_checkable(true);
view_as_icons_action = GAction::create("Icon view", { Mod_Ctrl, KeyCode::Key_I }, GraphicsBitmap::load_from_file("/res/icons/16x16/icon-view.png"), [&](const GAction&) {
directory_view->set_view_mode(DirectoryView::ViewMode::Icon);
view_as_icons_action->set_checked(true);
config->write_entry("DirectoryView", "ViewMode", "Icon");
config->sync();
});
view_as_icons_action->set_checkable(true);
auto view_type_action_group = make<GActionGroup>();
view_type_action_group->set_exclusive(true);
view_type_action_group->add_action(*view_as_table_action);
view_type_action_group->add_action(*view_as_icons_action);
auto selected_file_paths = [&] {
Vector<String> paths;
auto& view = directory_view->current_view();
auto& model = *view.model();
view.selection().for_each_index([&](const GModelIndex& index) {
auto name_index = model.index(index.row(), GDirectoryModel::Column::Name);
auto path = model.data(name_index, GModel::Role::Custom).to_string();
paths.append(path);
});
return paths;
};
auto tree_view_selected_file_paths = [&] {
Vector<String> paths;
auto& view = tree_view;
view->selection().for_each_index([&](const GModelIndex& index) {
paths.append(file_system_model->path(index));
});
return paths;
};
auto select_all_action = GAction::create("Select all", { Mod_Ctrl, KeyCode::Key_A }, [&](const GAction&) {
directory_view->current_view().select_all();
});
auto copy_action = GCommonActions::make_copy_action([&](const GAction& action) {
Vector<String> paths;
if (action.activator() == directory_context_menu || directory_view->active_widget()->is_focused()) {
paths = selected_file_paths();
} else {
paths = tree_view_selected_file_paths();
}
if (paths.is_empty())
return;
StringBuilder copy_text;
for (auto& path : paths) {
copy_text.appendf("%s\n", path.characters());
}
GClipboard::the().set_data(copy_text.build(), "file-list");
});
copy_action->set_enabled(false);
auto paste_action = GCommonActions::make_paste_action([&](const GAction&) {
auto data_and_type = GClipboard::the().data_and_type();
if (data_and_type.type != "file-list") {
dbg() << "Cannot paste clipboard type " << data_and_type.type;
return;
}
auto copied_lines = data_and_type.data.split('\n');
if (copied_lines.is_empty()) {
dbg() << "No files to paste";
return;
}
for (auto& current_path : copied_lines) {
if (current_path.is_empty())
continue;
auto current_directory = directory_view->path();
auto new_path = String::format("%s/%s",
current_directory.characters(),
FileSystemPath(current_path).basename().characters());
if (!FileUtils::copy_file_or_directory(current_path, new_path)) {
auto error_message = String::format("Could not paste %s.",
current_path.characters());
GMessageBox::show(error_message, "File Manager", GMessageBox::Type::Error);
} else {
refresh_tree_view();
}
}
});
paste_action->set_enabled(GClipboard::the().type() == "file-list");
GClipboard::the().on_content_change = [&](const String& data_type) {
paste_action->set_enabled(data_type == "file-list");
};
auto properties_action
= GAction::create("Properties...", { Mod_Alt, Key_Return }, GraphicsBitmap::load_from_file("/res/icons/16x16/properties.png"), [&](const GAction& action) {
auto& model = directory_view->model();
String path;
Vector<String> selected;
if (action.activator() == directory_context_menu || directory_view->active_widget()->is_focused()) {
path = directory_view->path();
selected = selected_file_paths();
} else {
path = file_system_model->path(tree_view->selection().first());
selected = tree_view_selected_file_paths();
}
RefPtr<PropertiesDialog> properties;
if (selected.is_empty()) {
properties = PropertiesDialog::construct(model, path, true, window);
} else {
properties = PropertiesDialog::construct(model, selected.first(), false, window);
}
properties->exec();
});
enum class ConfirmBeforeDelete { No,
Yes };
auto do_delete = [&](ConfirmBeforeDelete confirm, const GAction& action) {
Vector<String> paths;
if (action.activator() == directory_context_menu || directory_view->active_widget()->is_focused()) {
paths = selected_file_paths();
} else {
paths = tree_view_selected_file_paths();
}
if (paths.is_empty())
return;
{
String message;
if (paths.size() == 1) {
message = String::format("Really delete %s?", FileSystemPath(paths[0]).basename().characters());
} else {
message = String::format("Really delete %d files?", paths.size());
}
if (confirm == ConfirmBeforeDelete::Yes) {
auto result = GMessageBox::show(
message,
"Confirm deletion",
GMessageBox::Type::Warning,
GMessageBox::InputType::OKCancel,
window);
if (result == GMessageBox::ExecCancel)
return;
}
}
for (auto& path : paths) {
struct stat st;
if (lstat(path.characters(), &st)) {
GMessageBox::show(
String::format("lstat(%s) failed: %s", path.characters(), strerror(errno)),
"Delete failed",
GMessageBox::Type::Error,
GMessageBox::InputType::OK,
window);
break;
} else {
refresh_tree_view();
}
if (S_ISDIR(st.st_mode)) {
String error_path;
int error = FileUtils::delete_directory(path, error_path);
if (error) {
GMessageBox::show(
String::format("Failed to delete directory \"%s\": %s", error_path.characters(), strerror(error)),
"Delete failed",
GMessageBox::Type::Error,
GMessageBox::InputType::OK,
window);
break;
} else {
refresh_tree_view();
}
} else if (unlink(path.characters()) < 0) {
int saved_errno = errno;
GMessageBox::show(
String::format("unlink(%s) failed: %s", path.characters(), strerror(saved_errno)),
"Delete failed",
GMessageBox::Type::Error,
GMessageBox::InputType::OK,
window);
break;
}
}
};
auto force_delete_action = GAction::create("Delete without confirmation", { Mod_Shift, Key_Delete }, [&](const GAction& action) {
do_delete(ConfirmBeforeDelete::No, action);
});
auto delete_action = GCommonActions::make_delete_action([&](const GAction& action) {
do_delete(ConfirmBeforeDelete::Yes, action);
});
delete_action->set_enabled(false);
auto go_back_action = GCommonActions::make_go_back_action([&](auto&) {
directory_view->open_previous_directory();
});
auto go_forward_action = GCommonActions::make_go_forward_action([&](auto&) {
directory_view->open_next_directory();
});
auto go_home_action = GCommonActions::make_go_home_action([&](auto&) {
directory_view->open(get_current_user_home_path());
});
auto menubar = make<GMenuBar>();
auto app_menu = GMenu::construct("File Manager");
app_menu->add_action(mkdir_action);
app_menu->add_action(copy_action);
app_menu->add_action(paste_action);
app_menu->add_action(delete_action);
app_menu->add_separator();
app_menu->add_action(GCommonActions::make_quit_action([](auto&) {
GApplication::the().quit(0);
}));
menubar->add_menu(move(app_menu));
auto view_menu = GMenu::construct("View");
view_menu->add_action(*view_as_icons_action);
view_menu->add_action(*view_as_table_action);
menubar->add_menu(move(view_menu));
auto go_menu = GMenu::construct("Go");
go_menu->add_action(go_back_action);
go_menu->add_action(go_forward_action);
go_menu->add_action(open_parent_directory_action);
go_menu->add_action(go_home_action);
menubar->add_menu(move(go_menu));
auto help_menu = GMenu::construct("Help");
help_menu->add_action(GAction::create("About", [&](const GAction&) {
GAboutDialog::show("File Manager", load_png("/res/icons/32x32/filetype-folder.png"), window);
}));
menubar->add_menu(move(help_menu));
app.set_menubar(move(menubar));
main_toolbar->add_action(go_back_action);
main_toolbar->add_action(go_forward_action);
main_toolbar->add_action(open_parent_directory_action);
main_toolbar->add_action(go_home_action);
main_toolbar->add_separator();
main_toolbar->add_action(mkdir_action);
main_toolbar->add_action(copy_action);
main_toolbar->add_action(paste_action);
main_toolbar->add_action(delete_action);
main_toolbar->add_separator();
main_toolbar->add_action(*view_as_icons_action);
main_toolbar->add_action(*view_as_table_action);
directory_view->on_path_change = [&](const String& new_path) {
window->set_title(String::format("File Manager: %s", new_path.characters()));
location_textbox->set_text(new_path);
auto new_index = file_system_model->index(new_path);
if (new_index.is_valid()) {
tree_view->selection().set(new_index);
tree_view->scroll_into_view(new_index, Orientation::Vertical);
tree_view->update();
}
go_forward_action->set_enabled(directory_view->path_history_position()
< directory_view->path_history_size() - 1);
go_back_action->set_enabled(directory_view->path_history_position() > 0);
};
directory_view->on_status_message = [&](const StringView& message) {
statusbar->set_text(message);
};
directory_view->on_thumbnail_progress = [&](int done, int total) {
if (done == total) {
progressbar->set_visible(false);
return;
}
progressbar->set_range(0, total);
progressbar->set_value(done);
progressbar->set_visible(true);
};
directory_view->on_selection_change = [&](GAbstractView& view) {
// FIXME: Figure out how we can enable/disable the paste action, based on clipboard contents.
copy_action->set_enabled(!view.selection().is_empty());
delete_action->set_enabled(!view.selection().is_empty());
};
auto open_in_text_editor_action = GAction::create("Open in TextEditor...", GraphicsBitmap::load_from_file("/res/icons/TextEditor16.png"), [&](auto&) {
for (auto& path : selected_file_paths()) {
if (!fork()) {
int rc = execl("/bin/TextEditor", "TextEditor", path.characters(), nullptr);
if (rc < 0)
perror("execl");
exit(1);
}
}
});
directory_context_menu->add_action(copy_action);
directory_context_menu->add_action(paste_action);
directory_context_menu->add_action(delete_action);
directory_context_menu->add_separator();
directory_context_menu->add_action(properties_action);
file_context_menu->add_action(copy_action);
file_context_menu->add_action(paste_action);
file_context_menu->add_action(delete_action);
file_context_menu->add_separator();
file_context_menu->add_action(open_in_text_editor_action);
file_context_menu->add_separator();
file_context_menu->add_action(properties_action);
directory_view_context_menu->add_action(mkdir_action);
tree_view_directory_context_menu->add_action(copy_action);
tree_view_directory_context_menu->add_action(paste_action);
tree_view_directory_context_menu->add_action(delete_action);
tree_view_directory_context_menu->add_separator();
tree_view_directory_context_menu->add_action(properties_action);
tree_view_directory_context_menu->add_separator();
tree_view_directory_context_menu->add_action(mkdir_action);
directory_view->on_context_menu_request = [&](const GAbstractView&, const GModelIndex& index, const GContextMenuEvent& event) {
if (index.is_valid()) {
auto& entry = directory_view->model().entry(index.row());
if (entry.is_directory()) {
directory_context_menu->popup(event.screen_position());
} else {
file_context_menu->popup(event.screen_position());
}
} else {
directory_view_context_menu->popup(event.screen_position());
}
};
tree_view->on_selection_change = [&] {
auto path = file_system_model->path(tree_view->selection().first());
if (directory_view->path() == path)
return;
directory_view->open(path);
copy_action->set_enabled(!tree_view->selection().is_empty());
delete_action->set_enabled(!tree_view->selection().is_empty());
};
tree_view->on_context_menu_request = [&](const GModelIndex& index, const GContextMenuEvent& event) {
if (index.is_valid()) {
tree_view_directory_context_menu->popup(event.screen_position());
}
};
// our initial location is defined as, in order of precedence:
// 1. the first command-line argument (e.g. FileManager /bin)
// 2. the user's home directory
// 3. the root directory
String initial_location;
if (argc >= 2)
initial_location = argv[1];
if (initial_location.is_empty())
initial_location = get_current_user_home_path();
if (initial_location.is_empty())
initial_location = "/";
directory_view->open(initial_location);
directory_view->set_focus(true);
window->set_main_widget(widget);
window->show();
window->set_icon(load_png("/res/icons/16x16/filetype-folder.png"));
// Read direcory read mode from config.
auto dir_view_mode = config->read_entry("DirectoryView", "ViewMode", "Icon");
if (dir_view_mode.contains("List")) {
directory_view->set_view_mode(DirectoryView::ViewMode::List);
view_as_table_action->set_checked(true);
} else {
directory_view->set_view_mode(DirectoryView::ViewMode::Icon);
view_as_icons_action->set_checked(true);
}
// Write window position to config file on close request.
window->on_close_request = [&] {
config->write_num_entry("Window", "Left", window->x());
config->write_num_entry("Window", "Top", window->y());
config->write_num_entry("Window", "Width", window->width());
config->write_num_entry("Window", "Heigth", window->height());
config->sync();
return GWindow::CloseRequestDecision::Close;
};
return app.exec();
}
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