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https://github.com/RGBCube/serenity
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GMLPlayground: Extract most logic into a MainWidget class
This commit is contained in:
Karol Kosek
Sam Atkins
parent
3c13faff57
commit
8c00e57f56
4 changed files with 361 additions and 279 deletions
305
Userland/DevTools/GMLPlayground/MainWidget.cpp
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305
Userland/DevTools/GMLPlayground/MainWidget.cpp
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/*
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* Copyright (c) 2020-2021, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021, Julius Heijmen <julius.heijmen@gmail.com>
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* Copyright (c) 2022, kleines Filmröllchen <filmroellchen@serenityos.org>
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* Copyright (c) 2022-2023, Sam Atkins <atkinssj@serenityos.org>
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* Copyright (c) 2023, Karol Kosek <krkk@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "MainWidget.h"
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#include <LibDesktop/Launcher.h>
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#include <LibFileSystemAccessClient/Client.h>
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#include <LibGUI/Application.h>
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#include <LibGUI/GML/AutocompleteProvider.h>
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#include <LibGUI/GML/Formatter.h>
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#include <LibGUI/GML/SyntaxHighlighter.h>
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#include <LibGUI/Icon.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/Painter.h>
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#include <LibGUI/RegularEditingEngine.h>
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#include <LibGUI/Splitter.h>
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#include <LibGUI/TextEditor.h>
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#include <LibGUI/Toolbar.h>
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#include <LibGUI/VimEditingEngine.h>
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#include <Userland/DevTools/GMLPlayground/GMLPlaygroundWindowGML.h>
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namespace {
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class UnregisteredWidget final : public GUI::Widget {
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C_OBJECT(UnregisteredWidget);
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private:
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UnregisteredWidget(DeprecatedString const& class_name);
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virtual void paint_event(GUI::PaintEvent& event) override;
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DeprecatedString m_text;
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};
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UnregisteredWidget::UnregisteredWidget(DeprecatedString const& class_name)
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{
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StringBuilder builder;
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builder.append(class_name);
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builder.append("\nnot registered"sv);
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m_text = builder.to_deprecated_string();
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}
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void UnregisteredWidget::paint_event(GUI::PaintEvent& event)
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{
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GUI::Painter painter(*this);
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painter.add_clip_rect(event.rect());
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painter.fill_rect(event.rect(), Gfx::Color::DarkRed);
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painter.draw_text(rect(), m_text, Gfx::TextAlignment::Center, Color::White);
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}
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}
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ErrorOr<NonnullRefPtr<MainWidget>> MainWidget::try_create(GUI::Icon const& icon)
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{
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auto main_widget = TRY(try_make_ref_counted<MainWidget>());
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TRY(main_widget->load_from_gml(gml_playground_window_gml));
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main_widget->m_icon = icon;
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main_widget->m_toolbar = main_widget->find_descendant_of_type_named<GUI::Toolbar>("toolbar");
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main_widget->m_splitter = main_widget->find_descendant_of_type_named<GUI::HorizontalSplitter>("splitter");
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main_widget->m_editor = main_widget->find_descendant_of_type_named<GUI::TextEditor>("text_editor");
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main_widget->m_preview_frame_widget = main_widget->find_descendant_of_type_named<GUI::Frame>("preview_frame");
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main_widget->m_preview_window = TRY(GUI::Window::try_create());
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main_widget->m_preview_window->set_title("Preview - GML Playground");
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main_widget->m_preview_window->set_icon(icon.bitmap_for_size(16));
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main_widget->m_preview_window_widget = TRY(main_widget->m_preview_window->set_main_widget<GUI::Widget>());
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main_widget->m_preview_window_widget->set_fill_with_background_color(true);
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main_widget->m_preview = main_widget->m_preview_frame_widget;
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main_widget->m_editor->set_syntax_highlighter(make<GUI::GML::SyntaxHighlighter>());
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main_widget->m_editor->set_autocomplete_provider(make<GUI::GML::AutocompleteProvider>());
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main_widget->m_editor->set_should_autocomplete_automatically(true);
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main_widget->m_editor->set_automatic_indentation_enabled(true);
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main_widget->m_editor->set_ruler_visible(true);
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main_widget->m_editor->on_change = [main_widget = main_widget.ptr()] {
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main_widget->m_preview->remove_all_children();
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// FIXME: Parsing errors happen while the user is typing. What should we do about them?
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(void)main_widget->m_preview->load_from_gml(main_widget->m_editor->text(), [](DeprecatedString const& class_name) -> ErrorOr<NonnullRefPtr<Core::Object>> {
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return UnregisteredWidget::try_create(class_name);
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});
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};
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main_widget->m_editor->on_modified_change = [main_widget = main_widget.ptr()](bool modified) {
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main_widget->window()->set_modified(modified);
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};
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return main_widget;
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}
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void MainWidget::update_title()
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{
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window()->set_title(DeprecatedString::formatted("{}[*] - GML Playground", m_file_path.is_empty() ? "Untitled"sv : m_file_path.view()));
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};
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void MainWidget::load_file(FileSystemAccessClient::File file)
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{
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auto buffer_or_error = file.stream().read_until_eof();
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if (buffer_or_error.is_error())
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return;
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m_editor->set_text(buffer_or_error.release_value());
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m_editor->set_focus(true);
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m_file_path = file.filename().to_deprecated_string();
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update_title();
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GUI::Application::the()->set_most_recently_open_file(file.filename());
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};
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ErrorOr<void> MainWidget::initialize_menubar(GUI::Window& window)
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{
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auto file_menu = TRY(window.try_add_menu("&File"_short_string));
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auto save_as_action = GUI::CommonActions::make_save_as_action([&](auto&) {
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auto response = FileSystemAccessClient::Client::the().save_file(&window, "Untitled", "gml");
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if (response.is_error())
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return;
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auto file = response.value().release_stream();
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if (auto result = m_editor->write_to_file(*file); result.is_error()) {
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GUI::MessageBox::show(&window, DeprecatedString::formatted("Unable to save file: {}\n"sv, result.release_error()), "Error"sv, GUI::MessageBox::Type::Error);
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return;
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}
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m_file_path = response.value().filename().to_deprecated_string();
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update_title();
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GUI::Application::the()->set_most_recently_open_file(response.value().filename());
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});
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m_save_action = GUI::CommonActions::make_save_action([&](auto&) {
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if (m_file_path.is_empty()) {
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save_as_action->activate();
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return;
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}
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auto response = FileSystemAccessClient::Client::the().request_file(&window, m_file_path, Core::File::OpenMode::Truncate | Core::File::OpenMode::Write);
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if (response.is_error())
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return;
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auto file = response.value().release_stream();
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if (auto result = m_editor->write_to_file(*file); result.is_error()) {
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GUI::MessageBox::show(&window, DeprecatedString::formatted("Unable to save file: {}\n"sv, result.release_error()), "Error"sv, GUI::MessageBox::Type::Error);
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return;
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}
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update_title();
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});
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auto open_action = GUI::CommonActions::make_open_action([&](auto&) {
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if (window.is_modified()) {
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auto result = GUI::MessageBox::ask_about_unsaved_changes(&window, m_file_path, m_editor->document().undo_stack().last_unmodified_timestamp());
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if (result == GUI::MessageBox::ExecResult::Yes)
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m_save_action->activate();
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if (result != GUI::MessageBox::ExecResult::No && window.is_modified())
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return;
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}
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auto response = FileSystemAccessClient::Client::the().open_file(&window);
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if (response.is_error())
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return;
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load_file(response.release_value());
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});
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TRY(file_menu->try_add_action(open_action));
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TRY(file_menu->try_add_action(*m_save_action));
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TRY(file_menu->try_add_action(save_as_action));
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TRY(file_menu->try_add_separator());
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TRY(file_menu->add_recent_files_list([&](auto& action) {
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if (window.is_modified()) {
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auto result = GUI::MessageBox::ask_about_unsaved_changes(&window, m_file_path, m_editor->document().undo_stack().last_unmodified_timestamp());
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if (result == GUI::MessageBox::ExecResult::Yes)
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m_save_action->activate();
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if (result != GUI::MessageBox::ExecResult::No && window.is_modified())
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return;
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}
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auto response = FileSystemAccessClient::Client::the().request_file_read_only_approved(&window, action.text());
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if (response.is_error())
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return;
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load_file(response.release_value());
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}));
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TRY(file_menu->try_add_action(GUI::CommonActions::make_quit_action([&](auto&) {
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if (window.on_close_request() == GUI::Window::CloseRequestDecision::Close)
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GUI::Application::the()->quit();
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})));
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auto edit_menu = TRY(window.try_add_menu("&Edit"_short_string));
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TRY(edit_menu->try_add_action(m_editor->undo_action()));
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TRY(edit_menu->try_add_action(m_editor->redo_action()));
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TRY(edit_menu->try_add_separator());
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TRY(edit_menu->try_add_action(m_editor->cut_action()));
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TRY(edit_menu->try_add_action(m_editor->copy_action()));
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TRY(edit_menu->try_add_action(m_editor->paste_action()));
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TRY(edit_menu->try_add_separator());
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TRY(edit_menu->try_add_action(m_editor->select_all_action()));
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TRY(edit_menu->try_add_action(m_editor->go_to_line_action()));
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TRY(edit_menu->try_add_separator());
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auto format_gml_action = GUI::Action::create("&Format GML", { Mod_Ctrl | Mod_Shift, Key_I }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/reformat.png"sv)), [&](auto&) {
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auto formatted_gml_or_error = GUI::GML::format_gml(m_editor->text());
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if (!formatted_gml_or_error.is_error()) {
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m_editor->replace_all_text_without_resetting_undo_stack(formatted_gml_or_error.release_value());
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} else {
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GUI::MessageBox::show(
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&window,
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DeprecatedString::formatted("GML could not be formatted: {}", formatted_gml_or_error.error()),
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"Error"sv,
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GUI::MessageBox::Type::Error);
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}
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});
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TRY(edit_menu->try_add_action(format_gml_action));
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auto vim_emulation_setting_action = GUI::Action::create_checkable("&Vim Emulation", { Mod_Ctrl | Mod_Shift | Mod_Alt, Key_V }, [&](auto& action) {
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if (action.is_checked())
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m_editor->set_editing_engine(make<GUI::VimEditingEngine>());
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else
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m_editor->set_editing_engine(make<GUI::RegularEditingEngine>());
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});
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vim_emulation_setting_action->set_checked(false);
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TRY(edit_menu->try_add_action(vim_emulation_setting_action));
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auto view_menu = TRY(window.try_add_menu("&View"_short_string));
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m_views_group.set_exclusive(true);
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m_views_group.set_unchecking_allowed(false);
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auto view_frame_action = GUI::Action::create_checkable("&Frame", [&](auto&) {
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dbgln("View switched to frame");
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m_preview = m_preview_frame_widget;
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m_editor->on_change();
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m_preview_window->hide();
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m_preview_frame_widget->set_preferred_width(m_splitter->width() / 2);
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m_preview_frame_widget->set_visible(true);
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});
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view_menu->add_action(view_frame_action);
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m_views_group.add_action(view_frame_action);
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view_frame_action->set_checked(true);
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auto view_window_action = GUI::Action::create_checkable("&Window", [&](auto&) {
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dbgln("View switched to window");
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m_preview = m_preview_window_widget;
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m_editor->on_change();
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m_preview_window->resize(400, 300);
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m_preview_window->show();
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m_preview_frame_widget->set_visible(false);
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});
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view_menu->add_action(view_window_action);
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m_views_group.add_action(view_window_action);
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m_preview_window->on_close = [&] {
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view_frame_action->activate();
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};
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auto help_menu = TRY(window.try_add_menu("&Help"_short_string));
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TRY(help_menu->try_add_action(GUI::CommonActions::make_command_palette_action(&window)));
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TRY(help_menu->try_add_action(GUI::CommonActions::make_help_action([](auto&) {
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Desktop::Launcher::open(URL::create_with_file_scheme("/usr/share/man/man1/Applications/GMLPlayground.md"), "/bin/Help");
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})));
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TRY(help_menu->try_add_action(GUI::CommonActions::make_about_action("GML Playground", m_icon, &window)));
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(void)TRY(m_toolbar->try_add_action(open_action));
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(void)TRY(m_toolbar->try_add_action(*m_save_action));
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(void)TRY(m_toolbar->try_add_action(save_as_action));
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TRY(m_toolbar->try_add_separator());
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(void)TRY(m_toolbar->try_add_action(m_editor->cut_action()));
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(void)TRY(m_toolbar->try_add_action(m_editor->copy_action()));
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(void)TRY(m_toolbar->try_add_action(m_editor->paste_action()));
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TRY(m_toolbar->try_add_separator());
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(void)TRY(m_toolbar->try_add_action(m_editor->undo_action()));
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(void)TRY(m_toolbar->try_add_action(m_editor->redo_action()));
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TRY(m_toolbar->try_add_separator());
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(void)TRY(m_toolbar->try_add_action(format_gml_action));
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return {};
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}
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GUI::Window::CloseRequestDecision MainWidget::request_close()
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{
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if (!window()->is_modified())
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return GUI::Window::CloseRequestDecision::Close;
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auto result = GUI::MessageBox::ask_about_unsaved_changes(window(), m_file_path, m_editor->document().undo_stack().last_unmodified_timestamp());
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if (result == GUI::MessageBox::ExecResult::Yes) {
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m_save_action->activate();
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if (window()->is_modified())
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return GUI::Window::CloseRequestDecision::StayOpen;
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return GUI::Window::CloseRequestDecision::Close;
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}
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if (result == GUI::MessageBox::ExecResult::No)
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return GUI::Window::CloseRequestDecision::Close;
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return GUI::Window::CloseRequestDecision::StayOpen;
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}
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