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HexEditor: Use FileSystemAccessClient, add unveils

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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
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48
Userland/Applications/HexEditor/main.cpp
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Mustafa Quraish <mustafa@cs.toronto.edu>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -8,6 +9,7 @@
#include <LibConfig/Client.h>
#include <LibGUI/Icon.h>
#include <LibGUI/Menubar.h>
#include <LibGUI/MessageBox.h>
#include <stdio.h>
#include <unistd.h>
@ -22,11 +24,6 @@ int main(int argc, char** argv)
Config::pledge_domains("HexEditor");
if (pledge("stdio recvfd sendfd rpath cpath wpath thread", nullptr) < 0) {
perror("pledge");
return 1;
}
auto app_icon = GUI::Icon::default_icon("app-hex-editor");
auto window = GUI::Window::construct();
@ -41,12 +38,49 @@ int main(int argc, char** argv)
return GUI::Window::CloseRequestDecision::StayOpen;
};
String file_to_edit = (argc > 1) ? Core::File::absolute_path(argv[1]) : "";
if (!file_to_edit.is_empty()) {
if (Core::File::exists(file_to_edit)) {
dbgln("unveil for: {}", file_to_edit);
if (unveil(file_to_edit.characters(), "r") < 0) {
perror("unveil");
return 1;
}
} else {
file_to_edit = {};
}
}
if (unveil("/res", "r") < 0) {
perror("unveil");
return 1;
}
if (unveil("/tmp/portal/filesystemaccess", "rw") < 0) {
perror("unveil");
return 1;
}
if (unveil(nullptr, nullptr) < 0) {
perror("unveil");
return 1;
}
hex_editor_widget.initialize_menubar(*window);
window->show();
window->set_icon(app_icon.bitmap_for_size(16));
if (argc >= 2)
hex_editor_widget.open_file(argv[1]);
if (!file_to_edit.is_empty()) {
auto file = Core::File::open(file_to_edit, Core::OpenMode::ReadOnly);
if (file.is_error()) {
GUI::MessageBox::show_error(window, String::formatted("Opening \"{}\" failed: {}", file_to_edit, file.error()));
return 1;
}
hex_editor_widget.open_file(file.value()->leak_fd(), file_to_edit);
}
return app->exec();
}