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https://github.com/RGBCube/serenity
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GTreeView: Make double-clicking toggle openable items
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2 changed files with 19 additions and 0 deletions
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@ -77,6 +77,24 @@ void GTreeView::mousedown_event(GMouseEvent& event)
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toggle_index(index);
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toggle_index(index);
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}
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}
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void GTreeView::doubleclick_event(GMouseEvent& event)
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{
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if (!model())
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return;
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auto& model = *this->model();
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auto adjusted_position = event.position().translated(horizontal_scrollbar().value() - frame_thickness(), vertical_scrollbar().value() - frame_thickness());
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bool is_toggle;
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auto index = index_at_content_position(adjusted_position, is_toggle);
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if (!index.is_valid())
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return;
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if (selection().first() != index)
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selection().set(index);
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if (model.row_count(index))
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toggle_index(index);
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}
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void GTreeView::toggle_index(const GModelIndex& index)
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void GTreeView::toggle_index(const GModelIndex& index)
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{
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{
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ASSERT(model()->row_count(index));
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ASSERT(model()->row_count(index));
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@ -13,6 +13,7 @@ public:
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protected:
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protected:
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virtual void paint_event(GPaintEvent&) override;
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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 mousedown_event(GMouseEvent&) 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 keydown_event(GKeyEvent&) override;
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virtual void did_update_selection() 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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virtual void did_update_model() override;
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