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LibGUI: Add GUI::TabWidget::try_add_tab<T>(...)

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This is a fallible variant of add_tab<T>(...) that returns ErrorOr.
This commit is contained in:
Andreas Kling 2021-11-24 13:13:30 +01:00
parent dc47fce2d9
commit 47b6339025
2 changed files with 17 additions and 1 deletions
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10
Userland/Libraries/LibGUI/TabWidget.h
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@ -36,9 +36,19 @@ public:
GUI::Margins const& container_margins() const { return m_container_margins; }
void set_container_margins(GUI::Margins const&);
ErrorOr<void> try_add_widget(StringView, Widget&);
void add_widget(StringView, Widget&);
void remove_widget(Widget&);
template<class T, class... Args>
ErrorOr<NonnullRefPtr<T>> try_add_tab(StringView title, Args&&... args)
{
auto t = TRY(T::try_create(forward<Args>(args)...));
TRY(try_add_widget(title, *t));
return *t;
}
template<class T, class... Args>
T& add_tab(StringView title, Args&&... args)
{