SplitPlaceholderRule.kt
/*
* Copyright 2021 The Android Open Source Project
*
* 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 androidx.window.embedding
import android.content.Intent
import android.util.LayoutDirection
import androidx.window.core.ExperimentalWindowApi
/**
* Configuration rules for split placeholders.
*/
@ExperimentalWindowApi
class SplitPlaceholderRule(
/**
* Filters used to choose when to apply this rule.
*/
filters: Set<ActivityFilter>,
/**
* Intent to launch the placeholder activity.
*/
val placeholderIntent: Intent,
minWidth: Int = 0,
minSmallestWidth: Int = 0,
splitRatio: Float = 0.5f,
@LayoutDir
layoutDirection: Int = LayoutDirection.LOCALE
) : SplitRule(
minWidth,
minSmallestWidth,
splitRatio,
layoutDirection
) {
/**
* Read-only filters used to choose when to apply this rule.
*/
val filters: Set<ActivityFilter> = filters.toSet()
/**
* Creates a new immutable instance by adding a filter to the set.
*/
internal operator fun plus(filter: ActivityFilter): SplitPlaceholderRule {
val newSet = mutableSetOf<ActivityFilter>()
newSet.addAll(filters)
newSet.add(filter)
return SplitPlaceholderRule(
newSet.toSet(),
placeholderIntent,
minWidth,
minSmallestWidth,
splitRatio,
layoutDirection
)
}
override fun equals(other: Any?): Boolean {
if (this === other) return true
if (other !is SplitPlaceholderRule) return false
if (!super.equals(other)) return false
if (!super.equals(other)) return false
if (filters != other.filters) return false
if (placeholderIntent != other.placeholderIntent) return false
return true
}
override fun hashCode(): Int {
var result = super.hashCode()
result = 31 * result + filters.hashCode()
result = 31 * result + placeholderIntent.hashCode()
return result
}
}