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HexEditor: Use FileSystemAccessClient, add unveils

Most of the code here is based off the implementation of how
TextEditor uses FileSystemAccessClient.
This commit is contained in:
Mustafa Quraish 2021-09-02 07:03:44 -04:00 committed by Andreas Kling
parent eae21c7e31
commit 8f2521ce52
6 changed files with 109 additions and 31 deletions

View file

@ -14,6 +14,7 @@
#include <Applications/HexEditor/HexEditorWindowGML.h>
#include <LibConfig/Client.h>
#include <LibCore/File.h>
#include <LibFileSystemAccessClient/Client.h>
#include <LibGUI/Action.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Button.h>
@ -84,10 +85,13 @@ HexEditorWidget::HexEditorWidget()
});
m_open_action = GUI::CommonActions::make_open_action([this](auto&) {
Optional<String> open_path = GUI::FilePicker::get_open_filepath(window());
auto response = FileSystemAccessClient::Client::the().open_file(window()->window_id());
if (!open_path.has_value())
if (response.error != 0) {
if (response.error != -1)
GUI::MessageBox::show_error(window(), String::formatted("Opening \"{}\" failed: {}", *response.chosen_file, strerror(response.error)));
return;
}
if (m_document_dirty) {
auto save_document_first_result = GUI::MessageBox::show(window(), "Save changes to current document first?", "Warning", GUI::MessageBox::Type::Warning, GUI::MessageBox::InputType::YesNoCancel);
@ -97,38 +101,47 @@ HexEditorWidget::HexEditorWidget()
return;
}
open_file(open_path.value());
open_file(*response.fd, *response.chosen_file);
});
m_save_action = GUI::CommonActions::make_save_action([&](auto&) {
if (!m_path.is_empty()) {
if (!m_editor->write_to_file(m_path)) {
GUI::MessageBox::show(window(), "Unable to save file.\n", "Error", GUI::MessageBox::Type::Error);
} else {
m_document_dirty = false;
update_title();
}
if (m_path.is_empty())
return m_save_as_action->activate();
auto response = FileSystemAccessClient::Client::the().request_file(window()->window_id(), m_path, Core::OpenMode::Truncate | Core::OpenMode::WriteOnly);
if (response.error != 0) {
if (response.error != -1)
GUI::MessageBox::show_error(window(), String::formatted("Unable to save file: {}", strerror(response.error)));
return;
}
m_save_as_action->activate();
if (!m_editor->write_to_file(*response.fd)) {
GUI::MessageBox::show(window(), "Unable to save file.\n", "Error", GUI::MessageBox::Type::Error);
} else {
m_document_dirty = false;
update_title();
}
return;
});
m_save_as_action = GUI::CommonActions::make_save_as_action([&](auto&) {
Optional<String> save_path = GUI::FilePicker::get_save_filepath(window(), m_name.is_null() ? "Untitled" : m_name, m_extension.is_null() ? "bin" : m_extension);
if (!save_path.has_value()) {
dbgln("GUI::FilePicker: Cancel button clicked");
auto response = FileSystemAccessClient::Client::the().save_file(window()->window_id(), m_name, m_extension);
if (response.error != 0) {
if (response.error != -1)
GUI::MessageBox::show_error(window(), String::formatted("Saving \"{}\" failed: {}", *response.chosen_file, strerror(response.error)));
return;
}
if (!m_editor->write_to_file(save_path.value())) {
if (!m_editor->write_to_file(*response.fd)) {
GUI::MessageBox::show(window(), "Unable to save file.\n", "Error", GUI::MessageBox::Type::Error);
return;
}
m_document_dirty = false;
set_path(save_path.value());
dbgln("Wrote document to {}", save_path.value());
set_path(*response.chosen_file);
dbgln("Wrote document to {}", *response.chosen_file);
});
m_find_action = GUI::Action::create("&Find", { Mod_Ctrl, Key_F }, Gfx::Bitmap::try_load_from_file("/res/icons/16x16/find.png"), [&](const GUI::Action&) {
@ -334,14 +347,26 @@ void HexEditorWidget::update_title()
window()->set_title(builder.to_string());
}
void HexEditorWidget::open_file(const String& path)
void HexEditorWidget::open_file(int fd, String const& path)
{
auto file = Core::File::construct(path);
if (!file->open(Core::OpenMode::ReadOnly)) {
VERIFY(path.starts_with("/"sv));
auto file = Core::File::construct();
if (!file->open(fd, Core::OpenMode::ReadOnly, Core::File::ShouldCloseFileDescriptor::Yes) && file->error() != ENOENT) {
GUI::MessageBox::show(window(), String::formatted("Opening \"{}\" failed: {}", path, strerror(errno)), "Error", GUI::MessageBox::Type::Error);
return;
}
if (file->is_device()) {
GUI::MessageBox::show(window(), String::formatted("Opening \"{}\" failed: Can't open device files", path), "Error", GUI::MessageBox::Type::Error);
return;
}
if (file->is_directory()) {
GUI::MessageBox::show(window(), String::formatted("Opening \"{}\" failed: Can't open directories", path), "Error", GUI::MessageBox::Type::Error);
return;
}
m_document_dirty = false;
m_editor->set_buffer(file->read_all()); // FIXME: On really huge files, this is never going to work. Should really create a framework to fetch data from the file on-demand.
set_path(path);
@ -377,6 +402,13 @@ void HexEditorWidget::drop_event(GUI::DropEvent& event)
if (urls.is_empty())
return;
window()->move_to_front();
open_file(urls.first().path());
// TODO: A drop event should be considered user consent for opening a file
auto file_response = FileSystemAccessClient::Client::the().request_file(window()->window_id(), urls.first().path(), Core::OpenMode::ReadOnly);
if (file_response.error != 0)
return;
open_file(*file_response.fd, urls.first().path());
}
}