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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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14
Userland/Applications/SystemMonitor/ProcessStateWidget.cpp
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@ -93,13 +93,15 @@ private:
pid_t m_pid { -1 };
};
ProcessStateWidget::ProcessStateWidget()
ErrorOr<NonnullRefPtr<ProcessStateWidget>> ProcessStateWidget::try_create()
{
set_layout<GUI::VerticalBoxLayout>(4);
m_table_view = add<GUI::TableView>();
m_table_view->set_model(adopt_ref(*new ProcessStateModel(ProcessModel::the(), 0)));
m_table_view->column_header().set_visible(false);
m_table_view->column_header().set_section_size(0, 90);
auto widget = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) ProcessStateWidget()));
TRY(widget->try_set_layout<GUI::VerticalBoxLayout>(4));
widget->m_table_view = TRY(widget->try_add<GUI::TableView>());
widget->m_table_view->set_model(TRY(try_make_ref_counted<ProcessStateModel>(ProcessModel::the(), 0)));
widget->m_table_view->column_header().set_visible(false);
widget->m_table_view->column_header().set_section_size(0, 90);
return widget;
}
void ProcessStateWidget::set_pid(pid_t pid)