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SystemMonitor: Convert most widgets to a failable factory

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I didn't convert widgets that don't do any failable tasks currently
or are lazy-initialized.
This commit is contained in:
Karol Kosek 2023-05-21 16:47:34 +02:00 • committed by Andreas Kling
parent a5936864d9
commit 412630637a
10 changed files with 96 additions and 71 deletions
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41
Userland/Applications/SystemMonitor/ProcessFileDescriptorMapWidget.cpp
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@ -15,34 +15,37 @@ REGISTER_WIDGET(SystemMonitor, ProcessFileDescriptorMapWidget)
namespace SystemMonitor {
ProcessFileDescriptorMapWidget::ProcessFileDescriptorMapWidget()
ErrorOr<NonnullRefPtr<ProcessFileDescriptorMapWidget>> ProcessFileDescriptorMapWidget::try_create()
{
set_layout<GUI::VerticalBoxLayout>(4);
m_table_view = add<GUI::TableView>();
auto widget = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) ProcessFileDescriptorMapWidget()));
TRY(widget->try_set_layout<GUI::VerticalBoxLayout>(4));
widget->m_table_view = TRY(widget->try_add<GUI::TableView>());
Vector<GUI::JsonArrayModel::FieldSpec> pid_fds_fields;
pid_fds_fields.empend("fd", "FD"_short_string, Gfx::TextAlignment::CenterRight);
pid_fds_fields.empend("class", "Class"_short_string, Gfx::TextAlignment::CenterLeft);
pid_fds_fields.empend("offset", "Offset"_short_string, Gfx::TextAlignment::CenterRight);
pid_fds_fields.empend("absolute_path", "Path"_short_string, Gfx::TextAlignment::CenterLeft);
pid_fds_fields.empend("Access"_short_string, Gfx::TextAlignment::CenterLeft, [](auto& object) {
TRY(pid_fds_fields.try_empend("fd", "FD"_short_string, Gfx::TextAlignment::CenterRight));
TRY(pid_fds_fields.try_empend("class", "Class"_short_string, Gfx::TextAlignment::CenterLeft));
TRY(pid_fds_fields.try_empend("offset", "Offset"_short_string, Gfx::TextAlignment::CenterRight));
TRY(pid_fds_fields.try_empend("absolute_path", "Path"_short_string, Gfx::TextAlignment::CenterLeft));
TRY(pid_fds_fields.try_empend("Access"_short_string, Gfx::TextAlignment::CenterLeft, [](auto& object) {
return object.get_bool("seekable"sv).value_or(false) ? "Seekable" : "Sequential";
});
pid_fds_fields.empend("Blocking"_string.release_value_but_fixme_should_propagate_errors(), Gfx::TextAlignment::CenterLeft, [](auto& object) {
}));
TRY(pid_fds_fields.try_empend(TRY("Blocking"_string), Gfx::TextAlignment::CenterLeft, [](auto& object) {
return object.get_bool("blocking"sv).value_or(false) ? "Blocking" : "Nonblocking";
});
pid_fds_fields.empend("On exec"_short_string, Gfx::TextAlignment::CenterLeft, [](auto& object) {
}));
TRY(pid_fds_fields.try_empend("On exec"_short_string, Gfx::TextAlignment::CenterLeft, [](auto& object) {
return object.get_bool("cloexec"sv).value_or(false) ? "Close" : "Keep";
});
pid_fds_fields.empend("Can read"_string.release_value_but_fixme_should_propagate_errors(), Gfx::TextAlignment::CenterLeft, [](auto& object) {
}));
TRY(pid_fds_fields.try_empend(TRY("Can read"_string), Gfx::TextAlignment::CenterLeft, [](auto& object) {
return object.get_bool("can_read"sv).value_or(false) ? "Yes" : "No";
});
pid_fds_fields.empend("Can write"_string.release_value_but_fixme_should_propagate_errors(), Gfx::TextAlignment::CenterLeft, [](auto& object) {
}));
TRY(pid_fds_fields.try_empend(TRY("Can write"_string), Gfx::TextAlignment::CenterLeft, [](auto& object) {
return object.get_bool("can_write"sv).value_or(false) ? "Yes" : "No";
});
}));
m_model = GUI::JsonArrayModel::create({}, move(pid_fds_fields));
m_table_view->set_model(MUST(GUI::SortingProxyModel::create(*m_model)));
widget->m_model = GUI::JsonArrayModel::create({}, move(pid_fds_fields));
widget->m_table_view->set_model(TRY(GUI::SortingProxyModel::create(*widget->m_model)));
return widget;
}
void ProcessFileDescriptorMapWidget::set_pid(pid_t pid)