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/*
* Copyright © 2020 WireGuard LLC. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/
package com.wireguard.android.util
import android.content.Context
import android.util.TypedValue
import androidx.annotation.AttrRes
import androidx.fragment.app.Fragment
import androidx.lifecycle.lifecycleScope
import androidx.preference.Preference
import com.wireguard.android.activity.SettingsActivity
import kotlinx.coroutines.CoroutineScope
fun Context.resolveAttribute(@AttrRes attrRes: Int): Int {
val typedValue = TypedValue()
theme.resolveAttribute(attrRes, typedValue, true)
return typedValue.data
}
fun Fragment.requireTargetFragment(): Fragment {
return requireNotNull(targetFragment) { "A target fragment should always be set for $this" }
}
val Preference.activity: SettingsActivity
get() = if (this.context is SettingsActivity) this.context as SettingsActivity else throw IllegalStateException("Failed to resolve SettingsActivity")
val Preference.lifecycleScope: CoroutineScope
get() = this.activity.lifecycleScope
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