d4a570d576
This logic is all taken care of by GAbstractColumnView now, so we can simply delete GTreeView::context_menu_event(). :^) Fixes an issue mentioned in #826
47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
#pragma once
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#include <LibGUI/GAbstractColumnView.h>
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class GTreeView : public GAbstractColumnView {
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C_OBJECT(GTreeView)
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public:
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virtual ~GTreeView() override;
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virtual void scroll_into_view(const GModelIndex&, Orientation);
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virtual int item_count() const override;
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protected:
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explicit GTreeView(GWidget*);
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virtual void paint_event(GPaintEvent&) override;
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virtual void doubleclick_event(GMouseEvent&) override;
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virtual void keydown_event(GKeyEvent&) 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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virtual GModelIndex index_at_event_position(const Point&, bool& is_toggle) const override;
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int item_height() const { return 16; }
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int max_item_width() const { return frame_inner_rect().width(); }
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int indent_width_in_pixels() const { return 16; }
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int icon_size() const { return 16; }
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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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virtual void toggle_index(const GModelIndex&) override;
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virtual void update_column_sizes() override;
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template<typename Callback>
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void traverse_in_paint_order(Callback) const;
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struct MetadataForIndex;
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MetadataForIndex& ensure_metadata_for_index(const GModelIndex&) const;
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mutable HashMap<void*, NonnullOwnPtr<MetadataForIndex>> m_view_metadata;
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RefPtr<GraphicsBitmap> m_expand_bitmap;
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RefPtr<GraphicsBitmap> m_collapse_bitmap;
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};
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