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LibGUI: Use a separate data role for the table model sorting order.
This allows data to be displayed nicely while sorting happens based on some underlying raw data. :^)
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parent
3681a402ba
commit
46caa2663b
11 changed files with 43 additions and 15 deletions
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@ -54,9 +54,9 @@ GTableModel::ColumnMetadata GSortingProxyTableModel::column_metadata(int index)
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return target().column_metadata(index);
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}
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GVariant GSortingProxyTableModel::data(const GModelIndex& index) const
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GVariant GSortingProxyTableModel::data(const GModelIndex& index, Role role) const
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{
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return target().data(map_to_target(index));
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return target().data(map_to_target(index), role);
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}
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void GSortingProxyTableModel::activate(const GModelIndex& index)
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@ -102,8 +102,8 @@ void GSortingProxyTableModel::resort()
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auto& context = *(Context*)(ctx);
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GModelIndex index1 { row1, context.key_column };
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GModelIndex index2 { row2, context.key_column };
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auto data1 = context.target->data(index1);
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auto data2 = context.target->data(index2);
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auto data1 = context.target->data(index1, GTableModel::Role::Sort);
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auto data2 = context.target->data(index2, GTableModel::Role::Sort);
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if (data1 == data2)
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return 0;
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bool is_less_than = data1 < data2;
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@ -12,7 +12,7 @@ public:
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virtual String row_name(int) const override;
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virtual String column_name(int) const override;
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virtual ColumnMetadata column_metadata(int) const override;
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virtual GVariant data(const GModelIndex&) const override;
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virtual GVariant data(const GModelIndex&, Role = Role::Display) const override;
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virtual void update() override;
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virtual void activate(const GModelIndex&) override;
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@ -40,6 +40,8 @@ public:
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TextAlignment text_alignment { TextAlignment::CenterLeft };
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};
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enum class Role { Display, Sort, Custom };
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virtual ~GTableModel();
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virtual int row_count() const = 0;
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@ -47,7 +49,7 @@ public:
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virtual String row_name(int) const { return { }; }
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virtual String column_name(int) const { return { }; }
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virtual ColumnMetadata column_metadata(int) const { return { }; }
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virtual GVariant data(const GModelIndex&) const = 0;
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virtual GVariant data(const GModelIndex&, Role = Role::Display) const = 0;
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virtual void update() = 0;
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virtual void activate(const GModelIndex&) { }
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@ -108,7 +108,7 @@ void GTableView::mousedown_event(GMouseEvent& event)
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for (int i = 0; i < m_model->column_count(); ++i) {
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auto header_rect = this->header_rect(i);
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if (header_rect.contains(adjusted_position)) {
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auto new_sort_order = GSortOrder::Descending;
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auto new_sort_order = GSortOrder::Ascending;
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if (m_model->key_column() == i)
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new_sort_order = m_model->sort_order() == GSortOrder::Ascending ? GSortOrder::Descending : GSortOrder::Ascending;
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m_model->set_key_column_and_sort_order(i, new_sort_order);
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