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GTreeView: Notify the GScrollableWidget about content size changes.
This makes the tree view scrollable at last.
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2 changed files with 43 additions and 10 deletions
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@ -14,6 +14,7 @@ protected:
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virtual void paint_event(GPaintEvent&) override;
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virtual void mousedown_event(GMouseEvent&) override;
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virtual void did_update_selection() override;
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virtual void did_update_model() override;
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private:
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GModelIndex index_at_content_position(const Point&, bool& is_toggle) const;
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@ -24,6 +25,7 @@ private:
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int icon_spacing() const { return 2; }
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int toggle_size() const { return 9; }
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int text_padding() const { return 2; }
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void update_content_size();
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template<typename Callback>
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void traverse_in_paint_order(Callback) const;
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