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LibGUI: JsonArrayModel update without invalidating indices
Add function to update a JsonArrayModel without invalidating it. Now, for example in the SystemMonitor in the Network tab, a selected line will not be deselected whenever the data is updated.
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parent
fd24782d85
commit
b6c3fad078
3 changed files with 22 additions and 3 deletions
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@ -28,6 +28,24 @@ void JsonArrayModel::invalidate()
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did_update();
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}
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void JsonArrayModel::update()
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{
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auto file = Core::File::construct(m_json_path);
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if (!file->open(Core::OpenMode::ReadOnly)) {
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dbgln("Unable to open {}", file->filename());
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m_array.clear();
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did_update();
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return;
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}
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auto json = JsonValue::from_string(file->read_all()).release_value_but_fixme_should_propagate_errors();
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VERIFY(json.is_array());
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m_array = json.as_array();
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did_update(GUI::Model::UpdateFlag::DontInvalidateIndices);
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}
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bool JsonArrayModel::store()
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{
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auto file = Core::File::construct(m_json_path);
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