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LibGUI: Implement basic rubber band selections in ColumnsView
This patch adds the ability to select multiple entries in a column using a rubber band selection. Currently the implementation is lacking support for expanding a selection using the ctrl modifier.
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2 changed files with 80 additions and 0 deletions
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@ -34,8 +34,11 @@ private:
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int text_padding() const { return 2; }
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virtual void model_did_update(unsigned flags) override;
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virtual void second_paint_event(PaintEvent&) override;
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virtual void paint_event(PaintEvent&) override;
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virtual void mousedown_event(MouseEvent& event) override;
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virtual void mousemove_event(MouseEvent&) override;
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virtual void mouseup_event(MouseEvent&) override;
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virtual void select_range(ModelIndex const&) override;
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@ -51,6 +54,11 @@ private:
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Optional<Column> column_at_event_position(Gfx::IntPoint const&) const;
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ModelIndex index_at_event_position_in_column(Gfx::IntPoint const&, Column const&) const;
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bool m_rubber_banding { false };
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int m_rubber_band_origin { 0 };
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Column m_rubber_band_origin_column;
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int m_rubber_band_current { 0 };
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Vector<Column> m_columns;
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int m_model_column { 0 };
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};
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