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LibGUI: Add fallible factories to ItemListModel

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thankyouverycool 2023-05-10 16:59:36 -04:00 • committed by Andreas Kling
parent 023c1dffab
commit 8dda4e4ab5
1 changed files with 11 additions and 0 deletions
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11
Userland/Libraries/LibGUI/ItemListModel.h
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@ -36,6 +36,17 @@ public:
return adopt_ref(*new ItemListModel<T, Container>(data, row_count)); return adopt_ref(*new ItemListModel<T, Container>(data, row_count));
} }
static ErrorOr<NonnullRefPtr<ItemListModel>> try_create(Container const& data, ColumnNamesT const& column_names, Optional<size_t> const& row_count = {})
requires(IsTwoDimensional)
{
return adopt_nonnull_ref_or_enomem(new (nothrow) ItemListModel<T, Container, ColumnNameListType>(data, column_names, row_count));
}
static ErrorOr<NonnullRefPtr<ItemListModel>> try_create(Container const& data, Optional<size_t> const& row_count = {})
requires(!IsTwoDimensional)
{
return adopt_nonnull_ref_or_enomem(new (nothrow) ItemListModel<T, Container>(data, row_count));
}
virtual ~ItemListModel() override = default; virtual ~ItemListModel() override = default;
virtual int row_count(ModelIndex const& index) const override virtual int row_count(ModelIndex const& index) const override