31 lines
1.1 KiB
Swift
31 lines
1.1 KiB
Swift
// Copyright 2020 Tokamak contributors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import JavaScriptKit
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@_spi(TokamakCore) import TokamakCore
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public extension View {
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/** Allows capturing DOM references of host views. The resulting reference is written
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to a given `binding`.
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*/
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func _domRef(_ binding: Binding<JSObject?>) -> some View {
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// Convert `Binding<JSObject?>` to `Binding<DOMNode?>` first.
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let targetBinding = Binding(
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get: { binding.wrappedValue.map(DOMNode.init) },
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set: { binding.wrappedValue = $0?.ref }
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)
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return _targetRef(targetBinding)
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}
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}
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