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https://github.com/LadybirdBrowser/ladybird.git
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a2baab38fd
I hereby declare these to be full nouns that we don't split, neither by space, nor by underscore: - Breadcrumbbar - Coolbar - Menubar - Progressbar - Scrollbar - Statusbar - Taskbar - Toolbar This patch makes everything consistent by replacing every other variant of these with the proper one. :^)
281 lines
12 KiB
C++
281 lines
12 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "HexEditorWidget.h"
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#include "FindDialog.h"
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#include <AK/Optional.h>
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#include <AK/StringBuilder.h>
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#include <LibCore/File.h>
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#include <LibGUI/Action.h>
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#include <LibGUI/BoxLayout.h>
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#include <LibGUI/Button.h>
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#include <LibGUI/FilePicker.h>
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#include <LibGUI/InputBox.h>
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#include <LibGUI/Menu.h>
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#include <LibGUI/Menubar.h>
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#include <LibGUI/MessageBox.h>
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#include <LibGUI/Statusbar.h>
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#include <LibGUI/TextBox.h>
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#include <LibGUI/TextEditor.h>
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#include <LibGUI/Toolbar.h>
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#include <stdio.h>
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#include <string.h>
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HexEditorWidget::HexEditorWidget()
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{
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set_fill_with_background_color(true);
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set_layout<GUI::VerticalBoxLayout>();
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layout()->set_spacing(2);
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m_editor = add<HexEditor>();
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m_editor->on_status_change = [this](int position, HexEditor::EditMode edit_mode, int selection_start, int selection_end) {
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m_statusbar->set_text(0, String::formatted("Offset: {:#08X}", position));
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m_statusbar->set_text(1, String::formatted("Edit Mode: {}", edit_mode == HexEditor::EditMode::Hex ? "Hex" : "Text"));
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m_statusbar->set_text(2, String::formatted("Selection Start: {}", selection_start));
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m_statusbar->set_text(3, String::formatted("Selection End: {}", selection_end));
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m_statusbar->set_text(4, String::formatted("Selected Bytes: {}", abs(selection_end - selection_start) + 1));
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};
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m_editor->on_change = [this] {
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bool was_dirty = m_document_dirty;
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m_document_dirty = true;
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if (!was_dirty)
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update_title();
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};
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m_statusbar = add<GUI::Statusbar>(5);
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m_new_action = GUI::Action::create("New", { Mod_Ctrl, Key_N }, Gfx::Bitmap::load_from_file("/res/icons/16x16/new.png"), [this](const GUI::Action&) {
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if (m_document_dirty) {
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if (GUI::MessageBox::show(window(), "Save changes to current file first?", "Warning", GUI::MessageBox::Type::Warning, GUI::MessageBox::InputType::OKCancel) != GUI::Dialog::ExecResult::ExecOK)
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return;
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m_save_action->activate();
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}
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String value;
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if (GUI::InputBox::show(window(), value, "Enter new file size:", "New file size") == GUI::InputBox::ExecOK && !value.is_empty()) {
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auto file_size = value.to_int();
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if (file_size.has_value() && file_size.value() > 0) {
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m_document_dirty = false;
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m_editor->set_buffer(ByteBuffer::create_zeroed(file_size.value()));
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set_path(LexicalPath());
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update_title();
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} else {
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GUI::MessageBox::show(window(), "Invalid file size entered.", "Error", GUI::MessageBox::Type::Error);
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}
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}
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});
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m_open_action = GUI::CommonActions::make_open_action([this](auto&) {
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Optional<String> open_path = GUI::FilePicker::get_open_filepath(window());
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if (!open_path.has_value())
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return;
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open_file(open_path.value());
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});
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m_save_action = GUI::CommonActions::make_save_action([&](auto&) {
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if (!m_path.is_empty()) {
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if (!m_editor->write_to_file(m_path)) {
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GUI::MessageBox::show(window(), "Unable to save file.\n", "Error", GUI::MessageBox::Type::Error);
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} else {
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m_document_dirty = false;
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update_title();
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}
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return;
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}
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m_save_as_action->activate();
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});
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m_save_as_action = GUI::CommonActions::make_save_as_action([&](auto&) {
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Optional<String> save_path = GUI::FilePicker::get_save_filepath(window(), m_name.is_null() ? "Untitled" : m_name, m_extension.is_null() ? "bin" : m_extension);
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if (!save_path.has_value())
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return;
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if (!m_editor->write_to_file(save_path.value())) {
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GUI::MessageBox::show(window(), "Unable to save file.\n", "Error", GUI::MessageBox::Type::Error);
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return;
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}
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m_document_dirty = false;
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set_path(LexicalPath(save_path.value()));
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dbgln("Wrote document to {}", save_path.value());
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});
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m_editor->set_focus(true);
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}
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HexEditorWidget::~HexEditorWidget()
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{
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}
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void HexEditorWidget::initialize_menubar(GUI::Menubar& menubar)
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{
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auto& app_menu = menubar.add_menu("File");
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app_menu.add_action(*m_new_action);
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app_menu.add_action(*m_open_action);
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app_menu.add_action(*m_save_action);
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app_menu.add_action(*m_save_as_action);
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app_menu.add_separator();
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app_menu.add_action(GUI::CommonActions::make_quit_action([this](auto&) {
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if (!request_close())
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return;
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GUI::Application::the()->quit();
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}));
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m_goto_decimal_offset_action = GUI::Action::create("Go To Offset (Decimal)...", { Mod_Ctrl | Mod_Shift, Key_G }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-forward.png"), [this](const GUI::Action&) {
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String value;
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if (GUI::InputBox::show(window(), value, "Enter Decimal offset:", "Go To") == GUI::InputBox::ExecOK && !value.is_empty()) {
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auto new_offset = value.to_int();
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if (new_offset.has_value())
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m_editor->set_position(new_offset.value());
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}
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});
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m_goto_hex_offset_action = GUI::Action::create("Go To Offset (Hex)...", { Mod_Ctrl, Key_G }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-forward.png"), [this](const GUI::Action&) {
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String value;
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if (GUI::InputBox::show(window(), value, "Enter Hex offset:", "Go To") == GUI::InputBox::ExecOK && !value.is_empty()) {
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auto new_offset = strtol(value.characters(), nullptr, 16);
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m_editor->set_position(new_offset);
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}
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});
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auto& edit_menu = menubar.add_menu("Edit");
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edit_menu.add_action(GUI::Action::create("Fill selection...", { Mod_Ctrl, Key_B }, [&](const GUI::Action&) {
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String value;
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if (GUI::InputBox::show(window(), value, "Fill byte (hex):", "Fill Selection") == GUI::InputBox::ExecOK && !value.is_empty()) {
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auto fill_byte = strtol(value.characters(), nullptr, 16);
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m_editor->fill_selection(fill_byte);
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}
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}));
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edit_menu.add_separator();
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edit_menu.add_action(*m_goto_decimal_offset_action);
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edit_menu.add_action(*m_goto_hex_offset_action);
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edit_menu.add_separator();
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edit_menu.add_action(GUI::Action::create("Copy Hex", { Mod_Ctrl, Key_C }, [&](const GUI::Action&) {
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m_editor->copy_selected_hex_to_clipboard();
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}));
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edit_menu.add_action(GUI::Action::create("Copy Text", { Mod_Ctrl | Mod_Shift, Key_C }, Gfx::Bitmap::load_from_file("/res/icons/16x16/edit-copy.png"), [&](const GUI::Action&) {
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m_editor->copy_selected_text_to_clipboard();
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}));
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edit_menu.add_action(GUI::Action::create("Copy As C Code", { Mod_Alt | Mod_Shift, Key_C }, [&](const GUI::Action&) {
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m_editor->copy_selected_hex_to_clipboard_as_c_code();
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}));
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edit_menu.add_separator();
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edit_menu.add_action(GUI::Action::create("Find", { Mod_Ctrl, Key_F }, Gfx::Bitmap::load_from_file("/res/icons/16x16/find.png"), [&](const GUI::Action&) {
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auto old_buffer = m_search_buffer.isolated_copy();
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if (FindDialog::show(window(), m_search_text, m_search_buffer) == GUI::InputBox::ExecOK) {
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bool same_buffers = false;
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if (old_buffer.size() == m_search_buffer.size()) {
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if (memcmp(old_buffer.data(), m_search_buffer.data(), old_buffer.size()) == 0)
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same_buffers = true;
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}
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auto result = m_editor->find_and_highlight(m_search_buffer, same_buffers ? last_found_index() : 0);
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if (result == -1) {
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GUI::MessageBox::show(window(), String::formatted("Pattern \"{}\" not found in this file", m_search_text), "Not found", GUI::MessageBox::Type::Warning);
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return;
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}
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m_last_found_index = result;
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}
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}));
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edit_menu.add_action(GUI::Action::create("Find next", { Mod_None, Key_F3 }, Gfx::Bitmap::load_from_file("/res/icons/16x16/find-next.png"), [&](const GUI::Action&) {
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if (m_search_text.is_empty() || m_search_buffer.is_empty() || m_search_buffer.is_null()) {
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GUI::MessageBox::show(window(), "Nothing to search for", "Not found", GUI::MessageBox::Type::Warning);
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return;
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}
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auto result = m_editor->find_and_highlight(m_search_buffer, last_found_index());
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if (!result) {
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GUI::MessageBox::show(window(), String::formatted("No more matches for \"{}\" found in this file", m_search_text), "Not found", GUI::MessageBox::Type::Warning);
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return;
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}
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m_editor->update();
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m_last_found_index = result;
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}));
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auto& view_menu = menubar.add_menu("View");
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m_bytes_per_row_actions.set_exclusive(true);
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auto& bytes_per_row_menu = view_menu.add_submenu("Bytes per row");
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for (int i = 8; i <= 32; i += 8) {
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auto action = GUI::Action::create_checkable(String::number(i), [this, i](auto&) {
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m_editor->set_bytes_per_row(i);
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m_editor->update();
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});
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m_bytes_per_row_actions.add_action(action);
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bytes_per_row_menu.add_action(action);
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if (i == 16)
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action->set_checked(true);
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}
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auto& help_menu = menubar.add_menu("Help");
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help_menu.add_action(GUI::CommonActions::make_about_action("Hex Editor", GUI::Icon::default_icon("app-hex-editor"), window()));
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}
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void HexEditorWidget::set_path(const LexicalPath& lexical_path)
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{
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m_path = lexical_path.string();
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m_name = lexical_path.title();
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m_extension = lexical_path.extension();
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update_title();
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}
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void HexEditorWidget::update_title()
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{
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StringBuilder builder;
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builder.append(m_path);
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if (m_document_dirty)
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builder.append(" (*)");
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builder.append(" - Hex Editor");
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window()->set_title(builder.to_string());
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}
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void HexEditorWidget::open_file(const String& path)
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{
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auto file = Core::File::construct(path);
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if (!file->open(Core::IODevice::ReadOnly)) {
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GUI::MessageBox::show(window(), String::formatted("Opening \"{}\" failed: {}", path, strerror(errno)), "Error", GUI::MessageBox::Type::Error);
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return;
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}
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m_document_dirty = false;
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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.
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set_path(LexicalPath(path));
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}
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bool HexEditorWidget::request_close()
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{
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if (!m_document_dirty)
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return true;
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auto result = GUI::MessageBox::show(window(), "The file has been modified. Quit without saving?", "Quit without saving?", GUI::MessageBox::Type::Warning, GUI::MessageBox::InputType::OKCancel);
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return result == GUI::MessageBox::ExecOK;
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}
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