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https://github.com/LadybirdBrowser/ladybird.git
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b0b523e973
The user can rename files, change the permissions and view different properties of the file.
259 lines
9.3 KiB
C++
259 lines
9.3 KiB
C++
#include "PropertiesDialog.h"
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#include <AK/StringBuilder.h>
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#include <LibGUI/GBoxLayout.h>
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#include <LibGUI/GCheckBox.h>
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#include <LibGUI/GFilePicker.h>
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#include <LibGUI/GMessageBox.h>
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#include <LibGUI/GTabWidget.h>
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#include <pwd.h>
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#include <stdio.h>
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#include <unistd.h>
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PropertiesDialog::PropertiesDialog(GDirectoryModel& model, String path, bool disable_rename, CObject* parent)
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: GDialog(parent)
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, m_model(model)
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{
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auto file_path = FileSystemPath(path);
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ASSERT(file_path.is_valid());
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auto main_widget = GWidget::construct();
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main_widget->set_layout(make<GBoxLayout>(Orientation::Vertical));
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main_widget->layout()->set_margins({ 4, 4, 4, 4 });
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main_widget->set_fill_with_background_color(true);
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set_main_widget(main_widget);
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set_rect({ 0, 0, 360, 420 });
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set_resizable(false);
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auto tab_widget = GTabWidget::construct(main_widget);
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auto general_tab = GWidget::construct(tab_widget.ptr());
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general_tab->set_layout(make<GBoxLayout>(Orientation::Vertical));
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general_tab->layout()->set_margins({ 12, 8, 12, 8 });
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general_tab->layout()->set_spacing(10);
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tab_widget->add_widget("General", general_tab);
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general_tab->layout()->add_spacer();
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auto file_container = GWidget::construct(general_tab.ptr());
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file_container->set_layout(make<GBoxLayout>(Orientation::Horizontal));
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file_container->set_size_policy(SizePolicy::Fill, SizePolicy::Fixed);
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file_container->layout()->set_spacing(20);
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file_container->set_preferred_size(0, 34);
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m_icon = GLabel::construct(file_container);
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m_icon->set_size_policy(SizePolicy::Fixed, SizePolicy::Fixed);
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m_icon->set_preferred_size(32, 32);
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m_name = file_path.basename();
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m_name_box = GTextBox::construct(file_container);
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m_name_box->set_size_policy(SizePolicy::Fill, SizePolicy::Fixed);
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m_name_box->set_preferred_size({ 0, 22 });
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m_name_box->set_text(m_name);
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m_name_box->on_change = [&, disable_rename]() {
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if (disable_rename) {
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m_name_box->set_text(m_name); //FIXME: GTextBox does not support set_enabled yet...
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} else {
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m_name_dirty = m_name != m_name_box->text();
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m_apply_button->set_enabled(true);
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}
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};
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set_icon(GraphicsBitmap::load_from_file("/res/icons/16x16/properties.png"));
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make_divider(general_tab);
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struct stat st;
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if (lstat(path.characters(), &st)) {
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perror("stat");
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return;
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}
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struct passwd* user_pw = getpwuid(st.st_uid);
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struct passwd* group_pw = getpwuid(st.st_gid);
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ASSERT(user_pw && group_pw);
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m_mode = st.st_mode;
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auto properties = Vector<PropertyValuePair>();
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properties.append({ "Type:", get_description(m_mode) });
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properties.append({ "Location:", path });
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if (S_ISLNK(m_mode)) {
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char link_destination[PATH_MAX];
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if (readlink(path.characters(), link_destination, sizeof(link_destination))) {
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perror("readlink");
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return;
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}
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properties.append({ "Link target:", link_destination });
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}
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properties.append({ "Size:", String::format("%zu bytes", st.st_size) });
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properties.append({ "Owner:", String::format("%s (%lu)", user_pw->pw_name, static_cast<u32>(user_pw->pw_uid)) });
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properties.append({ "Group:", String::format("%s (%lu)", group_pw->pw_name, static_cast<u32>(group_pw->pw_uid)) });
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properties.append({ "Created at:", GDirectoryModel::timestamp_string(st.st_ctime) });
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properties.append({ "Last modified:", GDirectoryModel::timestamp_string(st.st_mtime) });
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make_property_value_pairs(properties, general_tab);
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make_divider(general_tab);
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make_permission_checkboxes(general_tab, { S_IRUSR, S_IWUSR, S_IXUSR }, "Owner:", m_mode);
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make_permission_checkboxes(general_tab, { S_IRGRP, S_IWGRP, S_IXGRP }, "Group:", m_mode);
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make_permission_checkboxes(general_tab, { S_IROTH, S_IWOTH, S_IXOTH }, "Others:", m_mode);
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general_tab->layout()->add_spacer();
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auto button_widget = GWidget::construct(main_widget.ptr());
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button_widget->set_layout(make<GBoxLayout>(Orientation::Horizontal));
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button_widget->set_size_policy(SizePolicy::Fill, SizePolicy::Fixed);
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button_widget->set_preferred_size(0, 24);
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button_widget->layout()->set_spacing(5);
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button_widget->layout()->add_spacer();
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make_button("OK", button_widget)->on_click = [&](auto&) {if(apply_changes()) close(); };
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make_button("Cancel", button_widget)->on_click = [&](auto&) { close(); };
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m_apply_button = make_button("Apply", button_widget);
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m_apply_button->on_click = [&](auto&) { apply_changes(); };
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m_apply_button->set_enabled(false);
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update();
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}
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PropertiesDialog::~PropertiesDialog() {}
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void PropertiesDialog::update()
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{
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m_model.update();
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m_icon->set_icon(const_cast<GraphicsBitmap*>(m_model.icon_for_file(m_mode, m_name).bitmap_for_size(32)));
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set_title(String::format("Properties of \"%s\"", m_name.characters()));
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}
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void PropertiesDialog::permission_changed(mode_t mask, bool set)
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{
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if (set) {
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m_mode |= mask;
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} else {
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m_mode &= ~mask;
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}
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m_permissions_dirty = true;
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m_apply_button->set_enabled(true);
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}
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String PropertiesDialog::make_full_path(String name)
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{
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return String::format("%s/%s", m_model.path().characters(), name.characters());
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}
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bool PropertiesDialog::apply_changes()
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{
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if (m_name_dirty) {
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String new_name = m_name_box->text();
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String new_file = make_full_path(new_name).characters();
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if (GFilePicker::file_exists(new_file)) {
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GMessageBox::show(String::format("A file \"%s\" already exists!", new_name.characters()), "Error", GMessageBox::Type::Error);
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return false;
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}
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if (rename(make_full_path(m_name).characters(), new_file.characters())) {
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GMessageBox::show(String::format("Could not rename file: %s!", strerror(errno)), "Error", GMessageBox::Type::Error);
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return false;
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}
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m_name = new_name;
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m_name_dirty = false;
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update();
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}
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if (m_permissions_dirty) {
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if (chmod(make_full_path(m_name).characters(), m_mode)) {
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GMessageBox::show(String::format("Could not update permissions: %s!", strerror(errno)), "Error", GMessageBox::Type::Error);
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return false;
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}
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m_permissions_dirty = false;
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}
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update();
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m_apply_button->set_enabled(false);
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return true;
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}
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void PropertiesDialog::make_permission_checkboxes(NonnullRefPtr<GWidget>& parent, PermissionMasks masks, String label_string, mode_t mode)
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{
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auto widget = GWidget::construct(parent.ptr());
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widget->set_layout(make<GBoxLayout>(Orientation::Horizontal));
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widget->set_size_policy(SizePolicy::Fill, SizePolicy::Fixed);
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widget->set_preferred_size(0, 16);
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widget->layout()->set_spacing(10);
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auto label = GLabel::construct(label_string, widget);
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label->set_text_alignment(TextAlignment::CenterLeft);
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auto box_read = GCheckBox::construct("Read", widget);
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box_read->set_checked(mode & masks.read);
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box_read->on_checked = [&, masks](bool checked) { permission_changed(masks.read, checked); };
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auto box_write = GCheckBox::construct("Write", widget);
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box_write->set_checked(mode & masks.write);
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box_write->on_checked = [&, masks](bool checked) { permission_changed(masks.write, checked); };
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auto box_execute = GCheckBox::construct("Execute", widget);
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box_execute->set_checked(mode & masks.execute);
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box_execute->on_checked = [&, masks](bool checked) { permission_changed(masks.execute, checked); };
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}
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void PropertiesDialog::make_property_value_pairs(const Vector<PropertyValuePair>& pairs, NonnullRefPtr<GWidget>& parent)
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{
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int max_width = 0;
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Vector<NonnullRefPtr<GLabel>> property_labels;
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property_labels.ensure_capacity(pairs.size());
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for (auto pair : pairs) {
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auto label_container = GWidget::construct(parent.ptr());
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label_container->set_layout(make<GBoxLayout>(Orientation::Horizontal));
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label_container->set_size_policy(SizePolicy::Fill, SizePolicy::Fixed);
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label_container->set_preferred_size(0, 14);
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label_container->layout()->set_spacing(12);
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auto label_property = GLabel::construct(pair.property, label_container);
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label_property->set_text_alignment(TextAlignment::CenterLeft);
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label_property->set_size_policy(SizePolicy::Fixed, SizePolicy::Fill);
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GLabel::construct(pair.value, label_container)->set_text_alignment(TextAlignment::CenterLeft);
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max_width = max(max_width, label_property->font().width(pair.property));
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property_labels.append(label_property);
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}
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for (auto label : property_labels)
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label->set_preferred_size({ max_width, 0 });
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}
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NonnullRefPtr<GButton> PropertiesDialog::make_button(String text, NonnullRefPtr<GWidget>& parent)
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{
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auto button = GButton::construct(text, parent.ptr());
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button->set_size_policy(SizePolicy::Fixed, SizePolicy::Fixed);
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button->set_preferred_size(70, 22);
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return button;
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}
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void PropertiesDialog::make_divider(NonnullRefPtr<GWidget>& parent)
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{
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parent->layout()->add_spacer();
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auto divider = GFrame::construct(parent.ptr());
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divider->set_size_policy(SizePolicy::Fill, SizePolicy::Fixed);
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divider->set_preferred_size({ 0, 2 });
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divider->set_frame_shape(FrameShape::HorizontalLine);
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divider->set_frame_shadow(FrameShadow::Sunken);
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divider->set_frame_thickness(2);
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parent->layout()->add_spacer();
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}
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