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Playground: Convert to try_create_default_icon

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and sprinkle in some more TRY() statements
This commit is contained in:
Astraeus- 2021-12-18 12:26:42 +01:00 committed by Andreas Kling
parent 64a5f990b1
commit 8513aff1cd
Notes: sideshowbarker 2024-07-17 22:36:58 +09:00 
Author: https://github.com/Astraeus-
Commit: https://github.com/SerenityOS/serenity/commit/8513aff1cd2
Pull-request: https://github.com/SerenityOS/serenity/pull/11293
1 changed files with 40 additions and 39 deletions
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79
Userland/DevTools/Playground/main.cpp
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2020-2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Julius Heijmen <julius.heijmen@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -75,21 +76,21 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
args_parser.add_positional_argument(path, "GML file to edit", "file", Core::ArgsParser::Required::No);
args_parser.parse(arguments);
auto app_icon = GUI::Icon::default_icon("app-playground");
auto app_icon = TRY(GUI::Icon::try_create_default_icon("app-playground"));
auto window = TRY(GUI::Window::try_create());
window->set_title("GML Playground");
window->set_icon(app_icon.bitmap_for_size(16));
window->resize(800, 600);
auto& splitter = window->set_main_widget<GUI::HorizontalSplitter>();
auto splitter = TRY(window->try_set_main_widget<GUI::HorizontalSplitter>());
auto& editor = splitter.add<GUI::TextEditor>();
auto& preview = splitter.add<GUI::Frame>();
auto editor = TRY(splitter->try_add<GUI::TextEditor>());
auto preview = TRY(splitter->try_add<GUI::Frame>());
editor.set_syntax_highlighter(make<GUI::GMLSyntaxHighlighter>());
editor.set_autocomplete_provider(make<GUI::GMLAutocompleteProvider>());
editor.set_should_autocomplete_automatically(true);
editor.set_automatic_indentation_enabled(true);
editor->set_syntax_highlighter(make<GUI::GMLSyntaxHighlighter>());
editor->set_autocomplete_provider(make<GUI::GMLAutocompleteProvider>());
editor->set_should_autocomplete_automatically(true);
editor->set_automatic_indentation_enabled(true);
String file_path;
auto update_title = [&] {
@ -107,14 +108,14 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
};
if (String(path).is_empty()) {
editor.set_text(R"~~~(@GUI::Frame {
editor->set_text(R"~~~(@GUI::Frame {
layout: @GUI::VerticalBoxLayout {
}
// Now add some widgets!
}
)~~~");
editor.set_cursor(4, 28); // after "...widgets!"
editor->set_cursor(4, 28); // after "...widgets!"
update_title();
} else {
auto file = Core::File::construct(path);
@ -127,30 +128,30 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
return 1;
}
file_path = path;
editor.set_text(file->read_all());
editor->set_text(file->read_all());
update_title();
}
editor.on_change = [&] {
preview.remove_all_children();
preview.load_from_gml(editor.text(), [](const String& class_name) -> RefPtr<Core::Object> {
editor->on_change = [&] {
preview->remove_all_children();
preview->load_from_gml(editor->text(), [](const String& class_name) -> RefPtr<Core::Object> {
return UnregisteredWidget::construct(class_name);
});
};
editor.on_modified_change = [&](bool modified) {
editor->on_modified_change = [&](bool modified) {
window->set_modified(modified);
update_title();
};
auto& file_menu = window->add_menu("&File");
auto file_menu = TRY(window->try_add_menu("&File"));
auto save_as_action = GUI::CommonActions::make_save_as_action([&](auto&) {
Optional<String> new_save_path = GUI::FilePicker::get_save_filepath(window, "Untitled", "gml");
if (!new_save_path.has_value())
return;
if (!editor.write_to_file(new_save_path.value())) {
if (!editor->write_to_file(new_save_path.value())) {
GUI::MessageBox::show(window, "Unable to save file.\n", "Error", GUI::MessageBox::Type::Error);
return;
}
@ -160,7 +161,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
auto save_action = GUI::CommonActions::make_save_action([&](auto&) {
if (!file_path.is_empty()) {
if (!editor.write_to_file(file_path)) {
if (!editor->write_to_file(file_path)) {
GUI::MessageBox::show(window, "Unable to save file.\n", "Error", GUI::MessageBox::Type::Error);
return;
}
@ -171,7 +172,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
save_as_action->activate();
});
file_menu.add_action(GUI::CommonActions::make_open_action([&](auto&) {
TRY(file_menu->try_add_action(GUI::CommonActions::make_open_action([&](auto&) {
Optional<String> open_path = GUI::FilePicker::get_open_filepath(window);
if (!open_path.has_value())
@ -196,23 +197,23 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
return;
}
file_path = open_path.value();
editor.set_text(file->read_all());
editor.set_focus(true);
editor->set_text(file->read_all());
editor->set_focus(true);
update_title();
}));
})));
file_menu.add_action(save_action);
file_menu.add_action(save_as_action);
file_menu.add_separator();
TRY(file_menu->try_add_action(save_action));
TRY(file_menu->try_add_action(save_as_action));
TRY(file_menu->try_add_separator());
file_menu.add_action(GUI::CommonActions::make_quit_action([&](auto&) {
TRY(file_menu->try_add_action(GUI::CommonActions::make_quit_action([&](auto&) {
if (window->on_close_request() == GUI::Window::CloseRequestDecision::Close)
app->quit();
}));
})));
auto& edit_menu = window->add_menu("&Edit");
edit_menu.add_action(GUI::Action::create("&Format GML", { Mod_Ctrl | Mod_Shift, Key_I }, [&](auto&) {
auto source = editor.text();
auto edit_menu = TRY(window->try_add_menu("&Edit"));
TRY(edit_menu->try_add_action(GUI::Action::create("&Format GML", { Mod_Ctrl | Mod_Shift, Key_I }, [&](auto&) {
auto source = editor->text();
GUI::GMLLexer lexer(source);
for (auto& token : lexer.lex()) {
if (token.m_type == GUI::GMLToken::Type::Comment) {
@ -229,7 +230,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
}
auto formatted_gml = GUI::format_gml(source);
if (!formatted_gml.is_null()) {
editor.set_text(formatted_gml);
editor->set_text(formatted_gml);
} else {
GUI::MessageBox::show(
window,
@ -237,22 +238,22 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
"Error",
GUI::MessageBox::Type::Error);
}
}));
})));
auto vim_emulation_setting_action = GUI::Action::create_checkable("&Vim Emulation", { Mod_Ctrl | Mod_Shift | Mod_Alt, Key_V }, [&](auto& action) {
if (action.is_checked())
editor.set_editing_engine(make<GUI::VimEditingEngine>());
editor->set_editing_engine(make<GUI::VimEditingEngine>());
else
editor.set_editing_engine(make<GUI::RegularEditingEngine>());
editor->set_editing_engine(make<GUI::RegularEditingEngine>());
});
vim_emulation_setting_action->set_checked(false);
edit_menu.add_action(vim_emulation_setting_action);
TRY(edit_menu->try_add_action(vim_emulation_setting_action));
auto& help_menu = window->add_menu("&Help");
help_menu.add_action(GUI::CommonActions::make_help_action([](auto&) {
auto help_menu = TRY(window->try_add_menu("&Help"));
TRY(help_menu->try_add_action(GUI::CommonActions::make_help_action([](auto&) {
Desktop::Launcher::open(URL::create_with_file_protocol("/usr/share/man/man1/Playground.md"), "/bin/Help");
}));
help_menu.add_action(GUI::CommonActions::make_about_action("GML Playground", app_icon, window));
})));
TRY(help_menu->try_add_action(GUI::CommonActions::make_about_action("GML Playground", app_icon, window)));
window->on_close_request = [&] {
if (!window->is_modified())