RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 18:37:35 +00:00
Code Issues Activity Actions

LibWeb: Add DOMTreeModel::index_for_node()

Browse source 
This is needed for telling the DOM Inspector to select a given Node.
This commit is contained in:
Sam Atkins 2021-08-17 16:33:07 +01:00 • committed by Andreas Kling
parent 3ef4ba810a
commit 8eef509c1b
2 changed files with 18 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

16
Userland/Libraries/LibWeb/DOMTreeModel.cpp
View file

@ -131,4 +131,20 @@ GUI::Variant DOMTreeModel::data(const GUI::ModelIndex& index, GUI::ModelRole rol
return {}; return {};
} }
GUI::ModelIndex DOMTreeModel::index_for_node(DOM::Node* node) const
{
if (!node)
return {};
DOM::Node* parent = node->parent();
if (!parent)
return {};
auto maybe_row = parent->index_of_child(*node);
if (maybe_row.has_value())
return create_index(maybe_row.value(), 0, node);
return {};
}
} }

2
Userland/Libraries/LibWeb/DOMTreeModel.h
View file

@ -26,6 +26,8 @@ public:
virtual GUI::ModelIndex index(int row, int column, const GUI::ModelIndex& parent = GUI::ModelIndex()) const override; virtual GUI::ModelIndex index(int row, int column, const GUI::ModelIndex& parent = GUI::ModelIndex()) const override;
virtual GUI::ModelIndex parent_index(const GUI::ModelIndex&) const override; virtual GUI::ModelIndex parent_index(const GUI::ModelIndex&) const override;
GUI::ModelIndex index_for_node(DOM::Node*) const;
private: private:
explicit DOMTreeModel(DOM::Document&); explicit DOMTreeModel(DOM::Document&);