BayernMessenger/vector/src/main/java/im/vector/riotredesign/core/epoxy/RiotEpoxyModel.kt

41 lines
1.4 KiB
Kotlin

/*
* Copyright 2019 New Vector Ltd
*
* 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.
*/
package im.vector.riotredesign.core.epoxy
import com.airbnb.epoxy.EpoxyModelWithHolder
import com.airbnb.epoxy.VisibilityState
abstract class RiotEpoxyModel<H : RiotEpoxyHolder> : EpoxyModelWithHolder<H>() {
private var onModelVisibilityStateChangedListener: OnVisibilityStateChangedListener? = null
override fun onVisibilityStateChanged(visibilityState: Int, view: H) {
onModelVisibilityStateChangedListener?.onVisibilityStateChanged(visibilityState)
super.onVisibilityStateChanged(visibilityState, view)
}
fun setOnVisibilityStateChanged(listener: OnVisibilityStateChangedListener): RiotEpoxyModel<H> {
this.onModelVisibilityStateChangedListener = listener
return this
}
interface OnVisibilityStateChangedListener {
fun onVisibilityStateChanged(@VisibilityState.Visibility visibilityState: Int)
}
}