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/*
* Copyright 2018 Allan Wang
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.pitchedapps.frost.contracts
import android.view.View
import android.widget.TextView
/**
* Created by Allan Wang on 2017-11-07.
*
* Should be implemented by all views in [com.pitchedapps.frost.activities.MainActivity]
* to allow for instant view reloading
*/
interface FrostThemable {
/**
* Change all necessary view components to the new theme
* and call whatever other children that also implement [FrostThemable]
*/
fun reloadTheme()
fun setTextColors(color: Int, vararg textViews: TextView?) =
themeViews(color, *textViews) { setTextColor(it) }
fun setBackgrounds(color: Int, vararg views: View?) =
themeViews(color, *views) { setBackgroundColor(it) }
fun <T : View> themeViews(color: Int, vararg views: T?, action: T.(Int) -> Unit) =
views.filterNotNull().forEach { it.action(color) }
}
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