Tokamak/Sources/TokamakCore/Modifiers/HoverActionModifier.swift

32 lines
1.0 KiB
Swift

// Copyright 2021 Tokamak contributors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/// Underscore is present in the name for SwiftUI compatibility.
public struct _HoverActionModifier: ViewModifier {
public var hover: ((Bool) -> ())?
public typealias Body = Never
}
extension ModifiedContent
where Content: View, Modifier == _HoverActionModifier
{
var hover: ((Bool) -> ())? { modifier.hover }
}
public extension View {
func onHover(perform action: ((Bool) -> ())?) -> some View {
modifier(_HoverActionModifier(hover: action))
}
}